sdl-ios-xcode: src/video/SDL_renderer

annotate src/video/SDL_renderer_gles.c @ 5152:be02be2ea897

Making the API simpler, removed support for palettized video modes and textures.

author	Sam Lantinga <slouken@libsdl.org>
date	Tue, 01 Feb 2011 21:23:43 -0800
parents	5429daf5e3f9
children	1435f8a6425c

rev	line source
2739 68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	1 /*
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	2 SDL - Simple DirectMedia Layer
3697 f7b03b6838cb Fixed bug #926 Sam Lantinga <slouken@libsdl.org> parents: 3688 diff changeset	3 Copyright (C) 1997-2010 Sam Lantinga
2739 68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	4
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	5 This library is free software; you can redistribute it and/or
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	6 modify it under the terms of the GNU Lesser General Public
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	7 License as published by the Free Software Foundation; either
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	8 version 2.1 of the License, or (at your option) any later version.
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	9
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	10 This library is distributed in the hope that it will be useful,
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	11 but WITHOUT ANY WARRANTY; without even the implied warranty of
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	13 Lesser General Public License for more details.
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	14
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	15 You should have received a copy of the GNU Lesser General Public
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	16 License along with this library; if not, write to the Free Software
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	17 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	18
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	19 Sam Lantinga
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	20 slouken@libsdl.org
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	21 */
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	22 #include "SDL_config.h"
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	23
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	24 #if SDL_VIDEO_RENDER_OGL_ES
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	25
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	26 #include "SDL_video.h"
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	27 #include "SDL_opengles.h"
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	28 #include "SDL_sysvideo.h"
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	29 #include "SDL_pixels_c.h"
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	30 #include "SDL_rect_c.h"
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	31 #include "SDL_yuv_sw_c.h"
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	32
3165 7168651d5706 QNX quirk has been added, QNX OpenGL ES implementation is broken regarding support of textures with packed pixel formats. Mike Gorchak <lestat@i.com.ua> parents: 3163 diff changeset	33 #if defined(__QNXNTO__)
7168651d5706 QNX quirk has been added, QNX OpenGL ES implementation is broken regarding support of textures with packed pixel formats. Mike Gorchak <lestat@i.com.ua> parents: 3163 diff changeset	34 /* Include QNX system header to check QNX version later */
7168651d5706 QNX quirk has been added, QNX OpenGL ES implementation is broken regarding support of textures with packed pixel formats. Mike Gorchak <lestat@i.com.ua> parents: 3163 diff changeset	35 #include <sys/neutrino.h>
7168651d5706 QNX quirk has been added, QNX OpenGL ES implementation is broken regarding support of textures with packed pixel formats. Mike Gorchak <lestat@i.com.ua> parents: 3163 diff changeset	36 #endif /* __QNXNTO__ */
3099 82e60908fab1 Date: Mon, 23 Mar 2009 09:17:24 +0200 Sam Lantinga <slouken@libsdl.org> parents: 2964 diff changeset	37
3165 7168651d5706 QNX quirk has been added, QNX OpenGL ES implementation is broken regarding support of textures with packed pixel formats. Mike Gorchak <lestat@i.com.ua> parents: 3163 diff changeset	38 #if defined(SDL_VIDEO_DRIVER_QNXGF) \|\| \
7168651d5706 QNX quirk has been added, QNX OpenGL ES implementation is broken regarding support of textures with packed pixel formats. Mike Gorchak <lestat@i.com.ua> parents: 3163 diff changeset	39 defined(SDL_VIDEO_DRIVER_PHOTON) \|\| \
7168651d5706 QNX quirk has been added, QNX OpenGL ES implementation is broken regarding support of textures with packed pixel formats. Mike Gorchak <lestat@i.com.ua> parents: 3163 diff changeset	40 defined(SDL_VIDEO_DRIVER_PANDORA)
7168651d5706 QNX quirk has been added, QNX OpenGL ES implementation is broken regarding support of textures with packed pixel formats. Mike Gorchak <lestat@i.com.ua> parents: 3163 diff changeset	41
7168651d5706 QNX quirk has been added, QNX OpenGL ES implementation is broken regarding support of textures with packed pixel formats. Mike Gorchak <lestat@i.com.ua> parents: 3163 diff changeset	42 /* Empty function stub to get OpenGL ES 1.x support without */
7168651d5706 QNX quirk has been added, QNX OpenGL ES implementation is broken regarding support of textures with packed pixel formats. Mike Gorchak <lestat@i.com.ua> parents: 3163 diff changeset	43 /* OpenGL ES extension GL_OES_draw_texture supported */
3139 7f684f249ec9 indent Sam Lantinga <slouken@libsdl.org> parents: 3122 diff changeset	44 GL_API void GL_APIENTRY
7f684f249ec9 indent Sam Lantinga <slouken@libsdl.org> parents: 3122 diff changeset	45 glDrawTexiOES(GLint x, GLint y, GLint z, GLint width, GLint height)
3099 82e60908fab1 Date: Mon, 23 Mar 2009 09:17:24 +0200 Sam Lantinga <slouken@libsdl.org> parents: 2964 diff changeset	46 {
3139 7f684f249ec9 indent Sam Lantinga <slouken@libsdl.org> parents: 3122 diff changeset	47 return;
3099 82e60908fab1 Date: Mon, 23 Mar 2009 09:17:24 +0200 Sam Lantinga <slouken@libsdl.org> parents: 2964 diff changeset	48 }
82e60908fab1 Date: Mon, 23 Mar 2009 09:17:24 +0200 Sam Lantinga <slouken@libsdl.org> parents: 2964 diff changeset	49
3165 7168651d5706 QNX quirk has been added, QNX OpenGL ES implementation is broken regarding support of textures with packed pixel formats. Mike Gorchak <lestat@i.com.ua> parents: 3163 diff changeset	50 #endif /* QNXGF \|\| PHOTON \|\| PANDORA */
3161 494559cc723b OpenPandora support added by David Carré Sam Lantinga <slouken@libsdl.org> parents: 3139 diff changeset	51
2739 68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	52 /* OpenGL ES 1.1 renderer implementation, based on the OpenGL renderer */
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	53
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	54 static const float inv255f = 1.0f / 255.0f;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	55
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	56 static SDL_Renderer GLES_CreateRenderer(SDL_Window window, Uint32 flags);
5150 ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future. Sam Lantinga <slouken@libsdl.org> parents: 5145 diff changeset	57 static void GLES_WindowEvent(SDL_Renderer * renderer,
ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future. Sam Lantinga <slouken@libsdl.org> parents: 5145 diff changeset	58 const SDL_WindowEvent *event);
2739 68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	59 static int GLES_CreateTexture(SDL_Renderer * renderer, SDL_Texture * texture);
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	60 static int GLES_QueryTexturePixels(SDL_Renderer * renderer,
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	61 SDL_Texture * texture, void **pixels,
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	62 int *pitch);
2739 68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	63 static int GLES_UpdateTexture(SDL_Renderer * renderer, SDL_Texture * texture,
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	64 const SDL_Rect * rect, const void *pixels,
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	65 int pitch);
2739 68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	66 static int GLES_LockTexture(SDL_Renderer * renderer, SDL_Texture * texture,
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	67 const SDL_Rect * rect, int markDirty,
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	68 void *pixels, int pitch);
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	69 static void GLES_UnlockTexture(SDL_Renderer * renderer,
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	70 SDL_Texture * texture);
2739 68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	71 static void GLES_DirtyTexture(SDL_Renderer * renderer, SDL_Texture * texture,
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	72 int numrects, const SDL_Rect * rects);
3641 1e2e19d51265 Fixed iPhone build Sam Lantinga <slouken@libsdl.org> parents: 3547 diff changeset	73 static int GLES_RenderDrawPoints(SDL_Renderer * renderer,
1e2e19d51265 Fixed iPhone build Sam Lantinga <slouken@libsdl.org> parents: 3547 diff changeset	74 const SDL_Point * points, int count);
1e2e19d51265 Fixed iPhone build Sam Lantinga <slouken@libsdl.org> parents: 3547 diff changeset	75 static int GLES_RenderDrawLines(SDL_Renderer * renderer,
1e2e19d51265 Fixed iPhone build Sam Lantinga <slouken@libsdl.org> parents: 3547 diff changeset	76 const SDL_Point * points, int count);
1e2e19d51265 Fixed iPhone build Sam Lantinga <slouken@libsdl.org> parents: 3547 diff changeset	77 static int GLES_RenderFillRects(SDL_Renderer * renderer,
1e2e19d51265 Fixed iPhone build Sam Lantinga <slouken@libsdl.org> parents: 3547 diff changeset	78 const SDL_Rect ** rects, int count);
2739 68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	79 static int GLES_RenderCopy(SDL_Renderer * renderer, SDL_Texture * texture,
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	80 const SDL_Rect * srcrect,
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	81 const SDL_Rect * dstrect);
2739 68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	82 static void GLES_RenderPresent(SDL_Renderer * renderer);
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	83 static void GLES_DestroyTexture(SDL_Renderer * renderer,
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	84 SDL_Texture * texture);
2739 68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	85 static void GLES_DestroyRenderer(SDL_Renderer * renderer);
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	86
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	87
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	88 SDL_RenderDriver GL_ES_RenderDriver = {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	89 GLES_CreateRenderer,
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	90 {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	91 "opengl_es",
5145 c8e049de174c Making the API simpler, the renderer present semantics are always having a backbuffer and then discarding it. This is best for hardware accelerated rendering. Sam Lantinga <slouken@libsdl.org> parents: 5144 diff changeset	92 (SDL_RENDERER_PRESENTVSYNC \| SDL_RENDERER_ACCELERATED),
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	93 {
3122 6c98826d88b0 OpenGL ES renderer state fixes. Now GL_TEXTURE_2D is not enabled by default. Mike Gorchak <lestat@i.com.ua> parents: 3099 diff changeset	94 /* OpenGL ES 1.x supported formats list */
4985 047a580d30f3 Fixed blue-red channel swap in OpenGL ES 16-bit texture formats Sam Lantinga <slouken@libsdl.org> parents: 4963 diff changeset	95 SDL_PIXELFORMAT_RGBA4444,
047a580d30f3 Fixed blue-red channel swap in OpenGL ES 16-bit texture formats Sam Lantinga <slouken@libsdl.org> parents: 4963 diff changeset	96 SDL_PIXELFORMAT_RGBA5551,
047a580d30f3 Fixed blue-red channel swap in OpenGL ES 16-bit texture formats Sam Lantinga <slouken@libsdl.org> parents: 4963 diff changeset	97 SDL_PIXELFORMAT_RGB565,
4963 604077962776 Fixed screen texture format on Android Sam Lantinga <slouken@libsdl.org> parents: 4929 diff changeset	98 SDL_PIXELFORMAT_RGB24,
604077962776 Fixed screen texture format on Android Sam Lantinga <slouken@libsdl.org> parents: 4929 diff changeset	99 SDL_PIXELFORMAT_BGR888,
3139 7f684f249ec9 indent Sam Lantinga <slouken@libsdl.org> parents: 3122 diff changeset	100 SDL_PIXELFORMAT_ABGR8888},
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	101 0,
2739 68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	102 0}
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	103 };
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	104
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	105 typedef struct
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	106 {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	107 SDL_GLContext context;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	108 SDL_bool updateSize;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	109 int blendMode;
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	110
2739 68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	111 #ifndef APIENTRY
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	112 #define APIENTRY
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	113 #endif
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	114
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	115 SDL_bool useDrawTexture;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	116 SDL_bool GL_OES_draw_texture_supported;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	117
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	118 /* OpenGL ES functions */
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	119 #define SDL_PROC(ret,func,params) ret (APIENTRY *func) params;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	120 #include "SDL_glesfuncs.h"
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	121 #undef SDL_PROC
2739 68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	122
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	123 } GLES_RenderData;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	124
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	125 typedef struct
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	126 {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	127 GLuint texture;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	128 GLenum type;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	129 GLfloat texw;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	130 GLfloat texh;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	131 GLenum format;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	132 GLenum formattype;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	133 void *pixels;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	134 int pitch;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	135 SDL_DirtyRectList dirty;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	136 } GLES_TextureData;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	137
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	138 static void
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	139 GLES_SetError(const char *prefix, GLenum result)
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	140 {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	141 const char *error;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	142
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	143 switch (result) {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	144 case GL_NO_ERROR:
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	145 error = "GL_NO_ERROR";
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	146 break;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	147 case GL_INVALID_ENUM:
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	148 error = "GL_INVALID_ENUM";
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	149 break;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	150 case GL_INVALID_VALUE:
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	151 error = "GL_INVALID_VALUE";
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	152 break;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	153 case GL_INVALID_OPERATION:
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	154 error = "GL_INVALID_OPERATION";
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	155 break;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	156 case GL_STACK_OVERFLOW:
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	157 error = "GL_STACK_OVERFLOW";
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	158 break;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	159 case GL_STACK_UNDERFLOW:
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	160 error = "GL_STACK_UNDERFLOW";
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	161 break;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	162 case GL_OUT_OF_MEMORY:
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	163 error = "GL_OUT_OF_MEMORY";
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	164 break;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	165 default:
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	166 error = "UNKNOWN";
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	167 break;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	168 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	169 SDL_SetError("%s: %s", prefix, error);
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	170 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	171
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	172 static int
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	173 GLES_LoadFunctions(GLES_RenderData * data)
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	174 {
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	175
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	176 #define SDL_PROC(ret,func,params) \
3122 6c98826d88b0 OpenGL ES renderer state fixes. Now GL_TEXTURE_2D is not enabled by default. Mike Gorchak <lestat@i.com.ua> parents: 3099 diff changeset	177 data->func = func;
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	178 #include "SDL_glesfuncs.h"
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	179 #undef SDL_PROC
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	180
2739 68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	181 return 0;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	182 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	183
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	184 SDL_Renderer *
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	185 GLES_CreateRenderer(SDL_Window * window, Uint32 flags)
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	186 {
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	187
2739 68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	188 SDL_Renderer *renderer;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	189 GLES_RenderData *data;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	190 GLint value;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	191 int doublebuffer;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	192
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	193 if (!(window->flags & SDL_WINDOW_OPENGL)) {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	194 if (SDL_RecreateWindow(window, window->flags \| SDL_WINDOW_OPENGL) < 0) {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	195 return NULL;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	196 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	197 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	198
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	199 renderer = (SDL_Renderer ) SDL_calloc(1, sizeof(renderer));
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	200 if (!renderer) {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	201 SDL_OutOfMemory();
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	202 return NULL;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	203 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	204
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	205 data = (GLES_RenderData ) SDL_calloc(1, sizeof(data));
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	206 if (!data) {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	207 GLES_DestroyRenderer(renderer);
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	208 SDL_OutOfMemory();
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	209 return NULL;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	210 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	211
5150 ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future. Sam Lantinga <slouken@libsdl.org> parents: 5145 diff changeset	212 renderer->WindowEvent = GLES_WindowEvent;
2739 68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	213 renderer->CreateTexture = GLES_CreateTexture;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	214 renderer->QueryTexturePixels = GLES_QueryTexturePixels;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	215 renderer->UpdateTexture = GLES_UpdateTexture;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	216 renderer->LockTexture = GLES_LockTexture;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	217 renderer->UnlockTexture = GLES_UnlockTexture;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	218 renderer->DirtyTexture = GLES_DirtyTexture;
3641 1e2e19d51265 Fixed iPhone build Sam Lantinga <slouken@libsdl.org> parents: 3547 diff changeset	219 renderer->RenderDrawPoints = GLES_RenderDrawPoints;
1e2e19d51265 Fixed iPhone build Sam Lantinga <slouken@libsdl.org> parents: 3547 diff changeset	220 renderer->RenderDrawLines = GLES_RenderDrawLines;
1e2e19d51265 Fixed iPhone build Sam Lantinga <slouken@libsdl.org> parents: 3547 diff changeset	221 renderer->RenderFillRects = GLES_RenderFillRects;
2739 68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	222 renderer->RenderCopy = GLES_RenderCopy;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	223 renderer->RenderPresent = GLES_RenderPresent;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	224 renderer->DestroyTexture = GLES_DestroyTexture;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	225 renderer->DestroyRenderer = GLES_DestroyRenderer;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	226 renderer->info = GL_ES_RenderDriver.info;
3688 6512cba48440 Fixed Cocoa and OpenGL builds Sam Lantinga <slouken@libsdl.org> parents: 3685 diff changeset	227 renderer->window = window;
2739 68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	228 renderer->driverdata = data;
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	229
5145 c8e049de174c Making the API simpler, the renderer present semantics are always having a backbuffer and then discarding it. This is best for hardware accelerated rendering. Sam Lantinga <slouken@libsdl.org> parents: 5144 diff changeset	230 renderer->info.flags = SDL_RENDERER_ACCELERATED;
2739 68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	231
3165 7168651d5706 QNX quirk has been added, QNX OpenGL ES implementation is broken regarding support of textures with packed pixel formats. Mike Gorchak <lestat@i.com.ua> parents: 3163 diff changeset	232 #if defined(__QNXNTO__)
7168651d5706 QNX quirk has been added, QNX OpenGL ES implementation is broken regarding support of textures with packed pixel formats. Mike Gorchak <lestat@i.com.ua> parents: 3163 diff changeset	233 #if _NTO_VERSION<=641
7168651d5706 QNX quirk has been added, QNX OpenGL ES implementation is broken regarding support of textures with packed pixel formats. Mike Gorchak <lestat@i.com.ua> parents: 3163 diff changeset	234 /* QNX's OpenGL ES implementation is broken regarding */
7168651d5706 QNX quirk has been added, QNX OpenGL ES implementation is broken regarding support of textures with packed pixel formats. Mike Gorchak <lestat@i.com.ua> parents: 3163 diff changeset	235 /* packed textures support, affected versions 6.3.2, 6.4.0, 6.4.1 */
3169 f294338ca6eb indent Sam Lantinga <slouken@libsdl.org> parents: 3165 diff changeset	236 renderer->info.num_texture_formats = 2;
f294338ca6eb indent Sam Lantinga <slouken@libsdl.org> parents: 3165 diff changeset	237 renderer->info.texture_formats[0] = SDL_PIXELFORMAT_ABGR8888;
f294338ca6eb indent Sam Lantinga <slouken@libsdl.org> parents: 3165 diff changeset	238 renderer->info.texture_formats[1] = SDL_PIXELFORMAT_BGR24;
3165 7168651d5706 QNX quirk has been added, QNX OpenGL ES implementation is broken regarding support of textures with packed pixel formats. Mike Gorchak <lestat@i.com.ua> parents: 3163 diff changeset	239 #endif /* _NTO_VERSION */
7168651d5706 QNX quirk has been added, QNX OpenGL ES implementation is broken regarding support of textures with packed pixel formats. Mike Gorchak <lestat@i.com.ua> parents: 3163 diff changeset	240 #endif /* __QNXNTO__ */
7168651d5706 QNX quirk has been added, QNX OpenGL ES implementation is broken regarding support of textures with packed pixel formats. Mike Gorchak <lestat@i.com.ua> parents: 3163 diff changeset	241
2739 68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	242 if (GLES_LoadFunctions(data) < 0) {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	243 GLES_DestroyRenderer(renderer);
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	244 return NULL;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	245 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	246
3688 6512cba48440 Fixed Cocoa and OpenGL builds Sam Lantinga <slouken@libsdl.org> parents: 3685 diff changeset	247 data->context = SDL_GL_CreateContext(window);
2739 68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	248 if (!data->context) {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	249 GLES_DestroyRenderer(renderer);
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	250 return NULL;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	251 }
3688 6512cba48440 Fixed Cocoa and OpenGL builds Sam Lantinga <slouken@libsdl.org> parents: 3685 diff changeset	252 if (SDL_GL_MakeCurrent(window, data->context) < 0) {
2739 68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	253 GLES_DestroyRenderer(renderer);
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	254 return NULL;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	255 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	256
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	257 if (flags & SDL_RENDERER_PRESENTVSYNC) {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	258 SDL_GL_SetSwapInterval(1);
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	259 } else {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	260 SDL_GL_SetSwapInterval(0);
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	261 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	262 if (SDL_GL_GetSwapInterval() > 0) {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	263 renderer->info.flags \|= SDL_RENDERER_PRESENTVSYNC;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	264 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	265
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	266 if (SDL_GL_GetAttribute(SDL_GL_DOUBLEBUFFER, &doublebuffer) == 0) {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	267 if (!doublebuffer) {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	268 renderer->info.flags \|= SDL_RENDERER_SINGLEBUFFER;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	269 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	270 }
3161 494559cc723b OpenPandora support added by David Carré Sam Lantinga <slouken@libsdl.org> parents: 3139 diff changeset	271 #if SDL_VIDEO_DRIVER_PANDORA
494559cc723b OpenPandora support added by David Carré Sam Lantinga <slouken@libsdl.org> parents: 3139 diff changeset	272 data->GL_OES_draw_texture_supported = SDL_FALSE;
494559cc723b OpenPandora support added by David Carré Sam Lantinga <slouken@libsdl.org> parents: 3139 diff changeset	273 data->useDrawTexture = SDL_FALSE;
494559cc723b OpenPandora support added by David Carré Sam Lantinga <slouken@libsdl.org> parents: 3139 diff changeset	274 #else
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	275 if (SDL_GL_ExtensionSupported("GL_OES_draw_texture")) {
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	276 data->GL_OES_draw_texture_supported = SDL_TRUE;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	277 data->useDrawTexture = SDL_TRUE;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	278 } else {
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	279 data->GL_OES_draw_texture_supported = SDL_FALSE;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	280 data->useDrawTexture = SDL_FALSE;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	281 }
3161 494559cc723b OpenPandora support added by David Carré Sam Lantinga <slouken@libsdl.org> parents: 3139 diff changeset	282 #endif
2739 68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	283
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	284 data->glGetIntegerv(GL_MAX_TEXTURE_SIZE, &value);
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	285 renderer->info.max_texture_width = value;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	286 data->glGetIntegerv(GL_MAX_TEXTURE_SIZE, &value);
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	287 renderer->info.max_texture_height = value;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	288
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	289 /* Set up parameters for rendering */
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	290 data->blendMode = -1;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	291 data->glDisable(GL_DEPTH_TEST);
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	292 data->glDisable(GL_CULL_FACE);
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	293 data->updateSize = SDL_TRUE;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	294
5053 b5b42be9333c Fixed bug #1026 Sam Lantinga <slouken@libsdl.org> parents: 5052 diff changeset	295 data->glEnableClientState(GL_VERTEX_ARRAY);
b5b42be9333c Fixed bug #1026 Sam Lantinga <slouken@libsdl.org> parents: 5052 diff changeset	296 data->glEnableClientState(GL_TEXTURE_COORD_ARRAY);
b5b42be9333c Fixed bug #1026 Sam Lantinga <slouken@libsdl.org> parents: 5052 diff changeset	297
2739 68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	298 return renderer;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	299 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	300
5150 ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future. Sam Lantinga <slouken@libsdl.org> parents: 5145 diff changeset	301 static SDL_GLContext SDL_CurrentContext = NULL;
ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future. Sam Lantinga <slouken@libsdl.org> parents: 5145 diff changeset	302
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	303 static int
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	304 GLES_ActivateRenderer(SDL_Renderer * renderer)
2739 68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	305 {
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	306
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	307 GLES_RenderData data = (GLES_RenderData ) renderer->driverdata;
3685 64ce267332c6 Switched from SDL_WindowID and SDL_TextureID to SDL_Window* and SDL_Texture* for code simplicity and improved performance. Sam Lantinga <slouken@libsdl.org> parents: 3641 diff changeset	308 SDL_Window *window = renderer->window;
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	309
5150 ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future. Sam Lantinga <slouken@libsdl.org> parents: 5145 diff changeset	310 if (SDL_CurrentContext != data->context) {
ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future. Sam Lantinga <slouken@libsdl.org> parents: 5145 diff changeset	311 if (SDL_GL_MakeCurrent(window, data->context) < 0) {
ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future. Sam Lantinga <slouken@libsdl.org> parents: 5145 diff changeset	312 return -1;
ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future. Sam Lantinga <slouken@libsdl.org> parents: 5145 diff changeset	313 }
ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future. Sam Lantinga <slouken@libsdl.org> parents: 5145 diff changeset	314 SDL_CurrentContext = data->context;
2739 68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	315 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	316 if (data->updateSize) {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	317 data->glMatrixMode(GL_PROJECTION);
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	318 data->glLoadIdentity();
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	319 data->glMatrixMode(GL_MODELVIEW);
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	320 data->glLoadIdentity();
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	321 data->glViewport(0, 0, window->w, window->h);
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	322 data->glOrthof(0.0, (GLfloat) window->w, (GLfloat) window->h, 0.0,
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	323 0.0, 1.0);
2739 68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	324 data->updateSize = SDL_FALSE;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	325 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	326 return 0;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	327 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	328
5150 ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future. Sam Lantinga <slouken@libsdl.org> parents: 5145 diff changeset	329 static void
ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future. Sam Lantinga <slouken@libsdl.org> parents: 5145 diff changeset	330 GLES_WindowEvent(SDL_Renderer * renderer, const SDL_WindowEvent *event)
2739 68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	331 {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	332 GLES_RenderData data = (GLES_RenderData ) renderer->driverdata;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	333
5150 ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future. Sam Lantinga <slouken@libsdl.org> parents: 5145 diff changeset	334 if (event->event == SDL_WINDOWEVENT_RESIZED) {
ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future. Sam Lantinga <slouken@libsdl.org> parents: 5145 diff changeset	335 /* Rebind the context to the window area and update matrices */
ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future. Sam Lantinga <slouken@libsdl.org> parents: 5145 diff changeset	336 SDL_CurrentContext = NULL;
ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future. Sam Lantinga <slouken@libsdl.org> parents: 5145 diff changeset	337 data->updateSize = SDL_TRUE;
ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future. Sam Lantinga <slouken@libsdl.org> parents: 5145 diff changeset	338 }
2739 68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	339 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	340
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	341 static __inline__ int
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	342 power_of_2(int input)
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	343 {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	344 int value = 1;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	345
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	346 while (value < input) {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	347 value <<= 1;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	348 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	349 return value;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	350 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	351
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	352 static int
3139 7f684f249ec9 indent Sam Lantinga <slouken@libsdl.org> parents: 3122 diff changeset	353 GLES_CreateTexture(SDL_Renderer * renderer, SDL_Texture * texture)
2739 68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	354 {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	355 GLES_RenderData renderdata = (GLES_RenderData ) renderer->driverdata;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	356 GLES_TextureData *data;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	357 GLint internalFormat;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	358 GLenum format, type;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	359 int texture_w, texture_h;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	360 GLenum result;
3099 82e60908fab1 Date: Mon, 23 Mar 2009 09:17:24 +0200 Sam Lantinga <slouken@libsdl.org> parents: 2964 diff changeset	361
5150 ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future. Sam Lantinga <slouken@libsdl.org> parents: 5145 diff changeset	362 GLES_ActivateRenderer(renderer);
ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future. Sam Lantinga <slouken@libsdl.org> parents: 5145 diff changeset	363
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	364 switch (texture->format) {
4963 604077962776 Fixed screen texture format on Android Sam Lantinga <slouken@libsdl.org> parents: 4929 diff changeset	365 case SDL_PIXELFORMAT_RGB24:
3139 7f684f249ec9 indent Sam Lantinga <slouken@libsdl.org> parents: 3122 diff changeset	366 internalFormat = GL_RGB;
7f684f249ec9 indent Sam Lantinga <slouken@libsdl.org> parents: 3122 diff changeset	367 format = GL_RGB;
7f684f249ec9 indent Sam Lantinga <slouken@libsdl.org> parents: 3122 diff changeset	368 type = GL_UNSIGNED_BYTE;
7f684f249ec9 indent Sam Lantinga <slouken@libsdl.org> parents: 3122 diff changeset	369 break;
4963 604077962776 Fixed screen texture format on Android Sam Lantinga <slouken@libsdl.org> parents: 4929 diff changeset	370 case SDL_PIXELFORMAT_BGR888:
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	371 case SDL_PIXELFORMAT_ABGR8888:
3139 7f684f249ec9 indent Sam Lantinga <slouken@libsdl.org> parents: 3122 diff changeset	372 internalFormat = GL_RGBA;
7f684f249ec9 indent Sam Lantinga <slouken@libsdl.org> parents: 3122 diff changeset	373 format = GL_RGBA;
7f684f249ec9 indent Sam Lantinga <slouken@libsdl.org> parents: 3122 diff changeset	374 type = GL_UNSIGNED_BYTE;
7f684f249ec9 indent Sam Lantinga <slouken@libsdl.org> parents: 3122 diff changeset	375 break;
4985 047a580d30f3 Fixed blue-red channel swap in OpenGL ES 16-bit texture formats Sam Lantinga <slouken@libsdl.org> parents: 4963 diff changeset	376 case SDL_PIXELFORMAT_RGB565:
3163 a252014ce27d Support for BGR565 pixel format has been added, mainly for OpenGL ES renderer. OpenGL ES renderer now have new texture formats. Mike Gorchak <lestat@i.com.ua> parents: 3161 diff changeset	377 internalFormat = GL_RGB;
a252014ce27d Support for BGR565 pixel format has been added, mainly for OpenGL ES renderer. OpenGL ES renderer now have new texture formats. Mike Gorchak <lestat@i.com.ua> parents: 3161 diff changeset	378 format = GL_RGB;
a252014ce27d Support for BGR565 pixel format has been added, mainly for OpenGL ES renderer. OpenGL ES renderer now have new texture formats. Mike Gorchak <lestat@i.com.ua> parents: 3161 diff changeset	379 type = GL_UNSIGNED_SHORT_5_6_5;
a252014ce27d Support for BGR565 pixel format has been added, mainly for OpenGL ES renderer. OpenGL ES renderer now have new texture formats. Mike Gorchak <lestat@i.com.ua> parents: 3161 diff changeset	380 break;
4985 047a580d30f3 Fixed blue-red channel swap in OpenGL ES 16-bit texture formats Sam Lantinga <slouken@libsdl.org> parents: 4963 diff changeset	381 case SDL_PIXELFORMAT_RGBA5551:
3163 a252014ce27d Support for BGR565 pixel format has been added, mainly for OpenGL ES renderer. OpenGL ES renderer now have new texture formats. Mike Gorchak <lestat@i.com.ua> parents: 3161 diff changeset	382 internalFormat = GL_RGBA;
a252014ce27d Support for BGR565 pixel format has been added, mainly for OpenGL ES renderer. OpenGL ES renderer now have new texture formats. Mike Gorchak <lestat@i.com.ua> parents: 3161 diff changeset	383 format = GL_RGBA;
a252014ce27d Support for BGR565 pixel format has been added, mainly for OpenGL ES renderer. OpenGL ES renderer now have new texture formats. Mike Gorchak <lestat@i.com.ua> parents: 3161 diff changeset	384 type = GL_UNSIGNED_SHORT_5_5_5_1;
a252014ce27d Support for BGR565 pixel format has been added, mainly for OpenGL ES renderer. OpenGL ES renderer now have new texture formats. Mike Gorchak <lestat@i.com.ua> parents: 3161 diff changeset	385 break;
4985 047a580d30f3 Fixed blue-red channel swap in OpenGL ES 16-bit texture formats Sam Lantinga <slouken@libsdl.org> parents: 4963 diff changeset	386 case SDL_PIXELFORMAT_RGBA4444:
3163 a252014ce27d Support for BGR565 pixel format has been added, mainly for OpenGL ES renderer. OpenGL ES renderer now have new texture formats. Mike Gorchak <lestat@i.com.ua> parents: 3161 diff changeset	387 internalFormat = GL_RGBA;
a252014ce27d Support for BGR565 pixel format has been added, mainly for OpenGL ES renderer. OpenGL ES renderer now have new texture formats. Mike Gorchak <lestat@i.com.ua> parents: 3161 diff changeset	388 format = GL_RGBA;
a252014ce27d Support for BGR565 pixel format has been added, mainly for OpenGL ES renderer. OpenGL ES renderer now have new texture formats. Mike Gorchak <lestat@i.com.ua> parents: 3161 diff changeset	389 type = GL_UNSIGNED_SHORT_4_4_4_4;
a252014ce27d Support for BGR565 pixel format has been added, mainly for OpenGL ES renderer. OpenGL ES renderer now have new texture formats. Mike Gorchak <lestat@i.com.ua> parents: 3161 diff changeset	390 break;
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	391 default:
4990 397e748d901a Improved error message for unsupported texture format Sam Lantinga <slouken@libsdl.org> parents: 4986 diff changeset	392 SDL_SetError("Texture format %s not supported by OpenGL ES",
397e748d901a Improved error message for unsupported texture format Sam Lantinga <slouken@libsdl.org> parents: 4986 diff changeset	393 SDL_GetPixelFormatName(texture->format));
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	394 return -1;
2739 68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	395 }
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	396
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	397 data = (GLES_TextureData ) SDL_calloc(1, sizeof(data));
2739 68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	398 if (!data) {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	399 SDL_OutOfMemory();
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	400 return -1;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	401 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	402
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	403 if (texture->access == SDL_TEXTUREACCESS_STREAMING) {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	404 data->pitch = texture->w * SDL_BYTESPERPIXEL(texture->format);
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	405 data->pixels = SDL_malloc(texture->h * data->pitch);
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	406 if (!data->pixels) {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	407 SDL_OutOfMemory();
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	408 SDL_free(data);
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	409 return -1;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	410 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	411 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	412
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	413 texture->driverdata = data;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	414
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	415 renderdata->glGetError();
3122 6c98826d88b0 OpenGL ES renderer state fixes. Now GL_TEXTURE_2D is not enabled by default. Mike Gorchak <lestat@i.com.ua> parents: 3099 diff changeset	416 renderdata->glEnable(GL_TEXTURE_2D);
2739 68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	417 renderdata->glGenTextures(1, &data->texture);
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	418
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	419 data->type = GL_TEXTURE_2D;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	420 /* no NPOV textures allowed in OpenGL ES (yet) */
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	421 texture_w = power_of_2(texture->w);
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	422 texture_h = power_of_2(texture->h);
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	423 data->texw = (GLfloat) texture->w / texture_w;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	424 data->texh = (GLfloat) texture->h / texture_h;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	425
2739 68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	426 data->format = format;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	427 data->formattype = type;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	428 renderdata->glBindTexture(data->type, data->texture);
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	429 renderdata->glTexParameteri(data->type, GL_TEXTURE_MIN_FILTER,
5141 da10636e5eca Making the API simpler, scaling is always defined as linear interpolation and should be supported as much as possible on all renderers. Sam Lantinga <slouken@libsdl.org> parents: 5053 diff changeset	430 GL_LINEAR);
2739 68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	431 renderdata->glTexParameteri(data->type, GL_TEXTURE_MAG_FILTER,
5141 da10636e5eca Making the API simpler, scaling is always defined as linear interpolation and should be supported as much as possible on all renderers. Sam Lantinga <slouken@libsdl.org> parents: 5053 diff changeset	432 GL_LINEAR);
2739 68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	433 renderdata->glTexParameteri(data->type, GL_TEXTURE_WRAP_S,
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	434 GL_CLAMP_TO_EDGE);
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	435 renderdata->glTexParameteri(data->type, GL_TEXTURE_WRAP_T,
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	436 GL_CLAMP_TO_EDGE);
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	437
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	438 renderdata->glTexImage2D(data->type, 0, internalFormat, texture_w,
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	439 texture_h, 0, format, type, NULL);
3122 6c98826d88b0 OpenGL ES renderer state fixes. Now GL_TEXTURE_2D is not enabled by default. Mike Gorchak <lestat@i.com.ua> parents: 3099 diff changeset	440 renderdata->glDisable(GL_TEXTURE_2D);
2739 68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	441
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	442 result = renderdata->glGetError();
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	443 if (result != GL_NO_ERROR) {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	444 GLES_SetError("glTexImage2D()", result);
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	445 return -1;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	446 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	447 return 0;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	448 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	449
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	450 static int
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	451 GLES_QueryTexturePixels(SDL_Renderer * renderer, SDL_Texture * texture,
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	452 void *pixels, int pitch)
2739 68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	453 {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	454 GLES_TextureData data = (GLES_TextureData ) texture->driverdata;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	455
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	456 *pixels = data->pixels;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	457 *pitch = data->pitch;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	458 return 0;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	459 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	460
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	461 static void
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	462 SetupTextureUpdate(GLES_RenderData * renderdata, SDL_Texture * texture,
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	463 int pitch)
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	464 {
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	465 GLES_TextureData data = (GLES_TextureData ) texture->driverdata;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	466 renderdata->glBindTexture(data->type, data->texture);
2739 68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	467 renderdata->glPixelStorei(GL_UNPACK_ALIGNMENT, 1);
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	468 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	469
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	470 static int
3139 7f684f249ec9 indent Sam Lantinga <slouken@libsdl.org> parents: 3122 diff changeset	471 GLES_UpdateTexture(SDL_Renderer * renderer, SDL_Texture * texture,
7f684f249ec9 indent Sam Lantinga <slouken@libsdl.org> parents: 3122 diff changeset	472 const SDL_Rect * rect, const void *pixels, int pitch)
2739 68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	473 {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	474 GLES_RenderData renderdata = (GLES_RenderData ) renderer->driverdata;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	475 GLES_TextureData data = (GLES_TextureData ) texture->driverdata;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	476 GLenum result;
5052 4cb4b18cbae3 Fixed bug #1028 Sam Lantinga <slouken@libsdl.org> parents: 4990 diff changeset	477 int bpp = SDL_BYTESPERPIXEL(texture->format);
4cb4b18cbae3 Fixed bug #1028 Sam Lantinga <slouken@libsdl.org> parents: 4990 diff changeset	478 void * temp_buffer;
4cb4b18cbae3 Fixed bug #1028 Sam Lantinga <slouken@libsdl.org> parents: 4990 diff changeset	479 void * temp_ptr;
4cb4b18cbae3 Fixed bug #1028 Sam Lantinga <slouken@libsdl.org> parents: 4990 diff changeset	480 int i;
2739 68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	481
5150 ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future. Sam Lantinga <slouken@libsdl.org> parents: 5145 diff changeset	482 GLES_ActivateRenderer(renderer);
ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future. Sam Lantinga <slouken@libsdl.org> parents: 5145 diff changeset	483
3122 6c98826d88b0 OpenGL ES renderer state fixes. Now GL_TEXTURE_2D is not enabled by default. Mike Gorchak <lestat@i.com.ua> parents: 3099 diff changeset	484 renderdata->glGetError();
6c98826d88b0 OpenGL ES renderer state fixes. Now GL_TEXTURE_2D is not enabled by default. Mike Gorchak <lestat@i.com.ua> parents: 3099 diff changeset	485 renderdata->glEnable(data->type);
2739 68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	486 SetupTextureUpdate(renderdata, texture, pitch);
5052 4cb4b18cbae3 Fixed bug #1028 Sam Lantinga <slouken@libsdl.org> parents: 4990 diff changeset	487
4cb4b18cbae3 Fixed bug #1028 Sam Lantinga <slouken@libsdl.org> parents: 4990 diff changeset	488 if( rect->w * bpp == pitch ) {
4cb4b18cbae3 Fixed bug #1028 Sam Lantinga <slouken@libsdl.org> parents: 4990 diff changeset	489 temp_buffer = (void )pixels; / No need to reformat */
4cb4b18cbae3 Fixed bug #1028 Sam Lantinga <slouken@libsdl.org> parents: 4990 diff changeset	490 } else {
4cb4b18cbae3 Fixed bug #1028 Sam Lantinga <slouken@libsdl.org> parents: 4990 diff changeset	491 /* Reformatting of mem area required */
4cb4b18cbae3 Fixed bug #1028 Sam Lantinga <slouken@libsdl.org> parents: 4990 diff changeset	492 temp_buffer = SDL_malloc(rect->w * rect->h * bpp);
4cb4b18cbae3 Fixed bug #1028 Sam Lantinga <slouken@libsdl.org> parents: 4990 diff changeset	493 temp_ptr = temp_buffer;
4cb4b18cbae3 Fixed bug #1028 Sam Lantinga <slouken@libsdl.org> parents: 4990 diff changeset	494 for (i = 0; i < rect->h; i++) {
4cb4b18cbae3 Fixed bug #1028 Sam Lantinga <slouken@libsdl.org> parents: 4990 diff changeset	495 SDL_memcpy(temp_ptr, pixels, rect->w * bpp);
4cb4b18cbae3 Fixed bug #1028 Sam Lantinga <slouken@libsdl.org> parents: 4990 diff changeset	496 temp_ptr += rect->w * bpp;
4cb4b18cbae3 Fixed bug #1028 Sam Lantinga <slouken@libsdl.org> parents: 4990 diff changeset	497 pixels += pitch;
4cb4b18cbae3 Fixed bug #1028 Sam Lantinga <slouken@libsdl.org> parents: 4990 diff changeset	498 }
4cb4b18cbae3 Fixed bug #1028 Sam Lantinga <slouken@libsdl.org> parents: 4990 diff changeset	499 }
4cb4b18cbae3 Fixed bug #1028 Sam Lantinga <slouken@libsdl.org> parents: 4990 diff changeset	500
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	501 renderdata->glTexSubImage2D(data->type, 0, rect->x, rect->y, rect->w,
2739 68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	502 rect->h, data->format, data->formattype,
5052 4cb4b18cbae3 Fixed bug #1028 Sam Lantinga <slouken@libsdl.org> parents: 4990 diff changeset	503 temp_buffer);
4cb4b18cbae3 Fixed bug #1028 Sam Lantinga <slouken@libsdl.org> parents: 4990 diff changeset	504
4cb4b18cbae3 Fixed bug #1028 Sam Lantinga <slouken@libsdl.org> parents: 4990 diff changeset	505 if( temp_buffer != pixels ) {
4cb4b18cbae3 Fixed bug #1028 Sam Lantinga <slouken@libsdl.org> parents: 4990 diff changeset	506 SDL_free(temp_buffer);
4cb4b18cbae3 Fixed bug #1028 Sam Lantinga <slouken@libsdl.org> parents: 4990 diff changeset	507 }
4cb4b18cbae3 Fixed bug #1028 Sam Lantinga <slouken@libsdl.org> parents: 4990 diff changeset	508
3122 6c98826d88b0 OpenGL ES renderer state fixes. Now GL_TEXTURE_2D is not enabled by default. Mike Gorchak <lestat@i.com.ua> parents: 3099 diff changeset	509 renderdata->glDisable(data->type);
2739 68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	510 result = renderdata->glGetError();
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	511 if (result != GL_NO_ERROR) {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	512 GLES_SetError("glTexSubImage2D()", result);
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	513 return -1;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	514 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	515 return 0;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	516 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	517
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	518 static int
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	519 GLES_LockTexture(SDL_Renderer * renderer, SDL_Texture * texture,
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	520 const SDL_Rect * rect, int markDirty, void **pixels,
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	521 int *pitch)
2739 68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	522 {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	523 GLES_TextureData data = (GLES_TextureData ) texture->driverdata;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	524
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	525 if (markDirty) {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	526 SDL_AddDirtyRect(&data->dirty, rect);
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	527 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	528
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	529 *pixels =
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	530 (void ) ((Uint8 ) data->pixels + rect->y * data->pitch +
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	531 rect->x * SDL_BYTESPERPIXEL(texture->format));
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	532 *pitch = data->pitch;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	533 return 0;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	534 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	535
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	536 static void
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	537 GLES_UnlockTexture(SDL_Renderer * renderer, SDL_Texture * texture)
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	538 {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	539 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	540
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	541 static void
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	542 GLES_DirtyTexture(SDL_Renderer * renderer, SDL_Texture * texture,
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	543 int numrects, const SDL_Rect * rects)
2739 68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	544 {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	545 GLES_TextureData data = (GLES_TextureData ) texture->driverdata;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	546 int i;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	547
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	548 for (i = 0; i < numrects; ++i) {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	549 SDL_AddDirtyRect(&data->dirty, &rects[i]);
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	550 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	551 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	552
2936 066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	553 static void
5143 e743b9c3f6d6 Making the API simpler, the blend modes are "none, blend, add" and are supported by all renderers. Sam Lantinga <slouken@libsdl.org> parents: 5141 diff changeset	554 GLES_SetBlendMode(GLES_RenderData * data, int blendMode)
2936 066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	555 {
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	556 if (blendMode != data->blendMode) {
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	557 switch (blendMode) {
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	558 case SDL_BLENDMODE_NONE:
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	559 data->glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	560 data->glDisable(GL_BLEND);
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	561 break;
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	562 case SDL_BLENDMODE_BLEND:
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	563 data->glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	564 data->glEnable(GL_BLEND);
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	565 data->glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	566 break;
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	567 case SDL_BLENDMODE_ADD:
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	568 data->glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	569 data->glEnable(GL_BLEND);
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	570 data->glBlendFunc(GL_SRC_ALPHA, GL_ONE);
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	571 break;
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	572 }
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	573 data->blendMode = blendMode;
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	574 }
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	575 }
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	576
2739 68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	577 static int
3641 1e2e19d51265 Fixed iPhone build Sam Lantinga <slouken@libsdl.org> parents: 3547 diff changeset	578 GLES_RenderDrawPoints(SDL_Renderer * renderer, const SDL_Point * points,
1e2e19d51265 Fixed iPhone build Sam Lantinga <slouken@libsdl.org> parents: 3547 diff changeset	579 int count)
2936 066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	580 {
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	581 GLES_RenderData data = (GLES_RenderData ) renderer->driverdata;
3547 8b18669c2663 Fixed building on iPhone Sam Lantinga <slouken@libsdl.org> parents: 3536 diff changeset	582 int i;
8b18669c2663 Fixed building on iPhone Sam Lantinga <slouken@libsdl.org> parents: 3536 diff changeset	583 GLshort *vertices;
2936 066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	584
5150 ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future. Sam Lantinga <slouken@libsdl.org> parents: 5145 diff changeset	585 GLES_ActivateRenderer(renderer);
ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future. Sam Lantinga <slouken@libsdl.org> parents: 5145 diff changeset	586
5143 e743b9c3f6d6 Making the API simpler, the blend modes are "none, blend, add" and are supported by all renderers. Sam Lantinga <slouken@libsdl.org> parents: 5141 diff changeset	587 GLES_SetBlendMode(data, renderer->blendMode);
2936 066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	588
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	589 data->glColor4f((GLfloat) renderer->r * inv255f,
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	590 (GLfloat) renderer->g * inv255f,
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	591 (GLfloat) renderer->b * inv255f,
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	592 (GLfloat) renderer->a * inv255f);
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	593
3547 8b18669c2663 Fixed building on iPhone Sam Lantinga <slouken@libsdl.org> parents: 3536 diff changeset	594 vertices = SDL_stack_alloc(GLshort, count*2);
8b18669c2663 Fixed building on iPhone Sam Lantinga <slouken@libsdl.org> parents: 3536 diff changeset	595 for (i = 0; i < count; ++i) {
8b18669c2663 Fixed building on iPhone Sam Lantinga <slouken@libsdl.org> parents: 3536 diff changeset	596 vertices[2*i+0] = (GLshort)points[i].x;
8b18669c2663 Fixed building on iPhone Sam Lantinga <slouken@libsdl.org> parents: 3536 diff changeset	597 vertices[2*i+1] = (GLshort)points[i].y;
8b18669c2663 Fixed building on iPhone Sam Lantinga <slouken@libsdl.org> parents: 3536 diff changeset	598 }
8b18669c2663 Fixed building on iPhone Sam Lantinga <slouken@libsdl.org> parents: 3536 diff changeset	599 data->glVertexPointer(2, GL_SHORT, 0, vertices);
3536 0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	600 data->glDrawArrays(GL_POINTS, 0, count);
3547 8b18669c2663 Fixed building on iPhone Sam Lantinga <slouken@libsdl.org> parents: 3536 diff changeset	601 SDL_stack_free(vertices);
2964 0faae272a372 indent Sam Lantinga <slouken@libsdl.org> parents: 2949 diff changeset	602
2936 066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	603 return 0;
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	604 }
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	605
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	606 static int
3641 1e2e19d51265 Fixed iPhone build Sam Lantinga <slouken@libsdl.org> parents: 3547 diff changeset	607 GLES_RenderDrawLines(SDL_Renderer * renderer, const SDL_Point * points,
1e2e19d51265 Fixed iPhone build Sam Lantinga <slouken@libsdl.org> parents: 3547 diff changeset	608 int count)
2739 68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	609 {
2936 066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	610 GLES_RenderData data = (GLES_RenderData ) renderer->driverdata;
3547 8b18669c2663 Fixed building on iPhone Sam Lantinga <slouken@libsdl.org> parents: 3536 diff changeset	611 int i;
8b18669c2663 Fixed building on iPhone Sam Lantinga <slouken@libsdl.org> parents: 3536 diff changeset	612 GLshort *vertices;
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	613
5150 ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future. Sam Lantinga <slouken@libsdl.org> parents: 5145 diff changeset	614 GLES_ActivateRenderer(renderer);
ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future. Sam Lantinga <slouken@libsdl.org> parents: 5145 diff changeset	615
5143 e743b9c3f6d6 Making the API simpler, the blend modes are "none, blend, add" and are supported by all renderers. Sam Lantinga <slouken@libsdl.org> parents: 5141 diff changeset	616 GLES_SetBlendMode(data, renderer->blendMode);
2936 066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	617
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	618 data->glColor4f((GLfloat) renderer->r * inv255f,
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	619 (GLfloat) renderer->g * inv255f,
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	620 (GLfloat) renderer->b * inv255f,
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	621 (GLfloat) renderer->a * inv255f);
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	622
3547 8b18669c2663 Fixed building on iPhone Sam Lantinga <slouken@libsdl.org> parents: 3536 diff changeset	623 vertices = SDL_stack_alloc(GLshort, count*2);
8b18669c2663 Fixed building on iPhone Sam Lantinga <slouken@libsdl.org> parents: 3536 diff changeset	624 for (i = 0; i < count; ++i) {
8b18669c2663 Fixed building on iPhone Sam Lantinga <slouken@libsdl.org> parents: 3536 diff changeset	625 vertices[2*i+0] = (GLshort)points[i].x;
8b18669c2663 Fixed building on iPhone Sam Lantinga <slouken@libsdl.org> parents: 3536 diff changeset	626 vertices[2*i+1] = (GLshort)points[i].y;
8b18669c2663 Fixed building on iPhone Sam Lantinga <slouken@libsdl.org> parents: 3536 diff changeset	627 }
8b18669c2663 Fixed building on iPhone Sam Lantinga <slouken@libsdl.org> parents: 3536 diff changeset	628 data->glVertexPointer(2, GL_SHORT, 0, vertices);
3536 0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	629 if (count > 2 &&
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	630 points[0].x == points[count-1].x && points[0].y == points[count-1].y) {
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	631 /* GL_LINE_LOOP takes care of the final segment */
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	632 --count;
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	633 data->glDrawArrays(GL_LINE_LOOP, 0, count);
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	634 } else {
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	635 data->glDrawArrays(GL_LINE_STRIP, 0, count);
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	636 }
3547 8b18669c2663 Fixed building on iPhone Sam Lantinga <slouken@libsdl.org> parents: 3536 diff changeset	637 SDL_stack_free(vertices);
2949 4eabc35fbb4a Modified OpenGL ES render driver to support new SDL_RenderFill, SDL_RenderLine, and SDL_RenderPoint. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: 2937 diff changeset	638
2936 066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	639 return 0;
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	640 }
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	641
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	642 static int
3641 1e2e19d51265 Fixed iPhone build Sam Lantinga <slouken@libsdl.org> parents: 3547 diff changeset	643 GLES_RenderFillRects(SDL_Renderer * renderer, const SDL_Rect ** rects,
1e2e19d51265 Fixed iPhone build Sam Lantinga <slouken@libsdl.org> parents: 3547 diff changeset	644 int count)
2936 066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	645 {
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	646 GLES_RenderData data = (GLES_RenderData ) renderer->driverdata;
3536 0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	647 int i;
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	648
5150 ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future. Sam Lantinga <slouken@libsdl.org> parents: 5145 diff changeset	649 GLES_ActivateRenderer(renderer);
ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future. Sam Lantinga <slouken@libsdl.org> parents: 5145 diff changeset	650
5143 e743b9c3f6d6 Making the API simpler, the blend modes are "none, blend, add" and are supported by all renderers. Sam Lantinga <slouken@libsdl.org> parents: 5141 diff changeset	651 GLES_SetBlendMode(data, renderer->blendMode);
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	652
2936 066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	653 data->glColor4f((GLfloat) renderer->r * inv255f,
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	654 (GLfloat) renderer->g * inv255f,
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	655 (GLfloat) renderer->b * inv255f,
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	656 (GLfloat) renderer->a * inv255f);
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	657
3536 0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	658 for (i = 0; i < count; ++i) {
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	659 const SDL_Rect *rect = rects[i];
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	660 GLshort minx = rect->x;
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	661 GLshort maxx = rect->x + rect->w;
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	662 GLshort miny = rect->y;
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	663 GLshort maxy = rect->y + rect->h;
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	664 GLshort vertices[8];
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	665 vertices[0] = minx;
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	666 vertices[1] = miny;
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	667 vertices[2] = maxx;
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	668 vertices[3] = miny;
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	669 vertices[4] = minx;
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	670 vertices[5] = maxy;
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	671 vertices[6] = maxx;
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	672 vertices[7] = maxy;
2964 0faae272a372 indent Sam Lantinga <slouken@libsdl.org> parents: 2949 diff changeset	673
3536 0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	674 data->glVertexPointer(2, GL_SHORT, 0, vertices);
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	675 data->glDrawArrays(GL_TRIANGLE_STRIP, 0, 4);
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	676 }
2949 4eabc35fbb4a Modified OpenGL ES render driver to support new SDL_RenderFill, SDL_RenderLine, and SDL_RenderPoint. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: 2937 diff changeset	677
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	678 return 0;
2739 68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	679 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	680
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	681 static int
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	682 GLES_RenderCopy(SDL_Renderer * renderer, SDL_Texture * texture,
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	683 const SDL_Rect * srcrect, const SDL_Rect * dstrect)
2739 68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	684 {
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	685
2739 68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	686 GLES_RenderData data = (GLES_RenderData ) renderer->driverdata;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	687 GLES_TextureData texturedata = (GLES_TextureData ) texture->driverdata;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	688 int minx, miny, maxx, maxy;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	689 GLfloat minu, maxu, minv, maxv;
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	690 int i;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	691 void temp_buffer; / used for reformatting dirty rect pixels */
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	692 void *temp_ptr;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	693
5150 ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future. Sam Lantinga <slouken@libsdl.org> parents: 5145 diff changeset	694 GLES_ActivateRenderer(renderer);
ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future. Sam Lantinga <slouken@libsdl.org> parents: 5145 diff changeset	695
3122 6c98826d88b0 OpenGL ES renderer state fixes. Now GL_TEXTURE_2D is not enabled by default. Mike Gorchak <lestat@i.com.ua> parents: 3099 diff changeset	696 data->glEnable(GL_TEXTURE_2D);
6c98826d88b0 OpenGL ES renderer state fixes. Now GL_TEXTURE_2D is not enabled by default. Mike Gorchak <lestat@i.com.ua> parents: 3099 diff changeset	697
2739 68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	698 if (texturedata->dirty.list) {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	699 SDL_DirtyRect *dirty;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	700 void *pixels;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	701 int bpp = SDL_BYTESPERPIXEL(texture->format);
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	702 int pitch = texturedata->pitch;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	703
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	704 SetupTextureUpdate(data, texture, pitch);
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	705
2739 68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	706 data->glBindTexture(texturedata->type, texturedata->texture);
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	707 for (dirty = texturedata->dirty.list; dirty; dirty = dirty->next) {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	708 SDL_Rect *rect = &dirty->rect;
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	709 pixels =
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	710 (void ) ((Uint8 ) texturedata->pixels + rect->y * pitch +
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	711 rect->x * bpp);
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	712 /* There is no GL_UNPACK_ROW_LENGTH in OpenGLES
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	713 we must do this reformatting ourselves(!)
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	714
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	715 maybe it'd be a good idea to keep a temp buffer around
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	716 for this purpose rather than allocating it each time
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	717 */
4525 3abf0b9cafad pelya 2010-07-12 03:53:48 PDT Sam Lantinga <slouken@libsdl.org> parents: 3697 diff changeset	718 if( rect->x == 0 && rect->w * bpp == pitch ) {
3abf0b9cafad pelya 2010-07-12 03:53:48 PDT Sam Lantinga <slouken@libsdl.org> parents: 3697 diff changeset	719 temp_buffer = pixels; /* Updating whole texture, no need to reformat */
3abf0b9cafad pelya 2010-07-12 03:53:48 PDT Sam Lantinga <slouken@libsdl.org> parents: 3697 diff changeset	720 } else {
3abf0b9cafad pelya 2010-07-12 03:53:48 PDT Sam Lantinga <slouken@libsdl.org> parents: 3697 diff changeset	721 temp_buffer = SDL_malloc(rect->w * rect->h * bpp);
3abf0b9cafad pelya 2010-07-12 03:53:48 PDT Sam Lantinga <slouken@libsdl.org> parents: 3697 diff changeset	722 temp_ptr = temp_buffer;
3abf0b9cafad pelya 2010-07-12 03:53:48 PDT Sam Lantinga <slouken@libsdl.org> parents: 3697 diff changeset	723 for (i = 0; i < rect->h; i++) {
3abf0b9cafad pelya 2010-07-12 03:53:48 PDT Sam Lantinga <slouken@libsdl.org> parents: 3697 diff changeset	724 SDL_memcpy(temp_ptr, pixels, rect->w * bpp);
3abf0b9cafad pelya 2010-07-12 03:53:48 PDT Sam Lantinga <slouken@libsdl.org> parents: 3697 diff changeset	725 temp_ptr += rect->w * bpp;
3abf0b9cafad pelya 2010-07-12 03:53:48 PDT Sam Lantinga <slouken@libsdl.org> parents: 3697 diff changeset	726 pixels += pitch;
3abf0b9cafad pelya 2010-07-12 03:53:48 PDT Sam Lantinga <slouken@libsdl.org> parents: 3697 diff changeset	727 }
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	728 }
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	729
2739 68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	730 data->glTexSubImage2D(texturedata->type, 0, rect->x, rect->y,
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	731 rect->w, rect->h, texturedata->format,
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	732 texturedata->formattype, temp_buffer);
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	733
4525 3abf0b9cafad pelya 2010-07-12 03:53:48 PDT Sam Lantinga <slouken@libsdl.org> parents: 3697 diff changeset	734 if( temp_buffer != pixels ) {
3abf0b9cafad pelya 2010-07-12 03:53:48 PDT Sam Lantinga <slouken@libsdl.org> parents: 3697 diff changeset	735 SDL_free(temp_buffer);
3abf0b9cafad pelya 2010-07-12 03:53:48 PDT Sam Lantinga <slouken@libsdl.org> parents: 3697 diff changeset	736 }
2739 68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	737 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	738 SDL_ClearDirtyRects(&texturedata->dirty);
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	739 }
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	740
2739 68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	741 data->glBindTexture(texturedata->type, texturedata->texture);
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	742
2739 68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	743 if (texture->modMode) {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	744 data->glColor4f((GLfloat) texture->r * inv255f,
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	745 (GLfloat) texture->g * inv255f,
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	746 (GLfloat) texture->b * inv255f,
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	747 (GLfloat) texture->a * inv255f);
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	748 } else {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	749 data->glColor4f(1.0f, 1.0f, 1.0f, 1.0f);
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	750 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	751
5143 e743b9c3f6d6 Making the API simpler, the blend modes are "none, blend, add" and are supported by all renderers. Sam Lantinga <slouken@libsdl.org> parents: 5141 diff changeset	752 GLES_SetBlendMode(data, texture->blendMode);
2739 68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	753
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	754 if (data->GL_OES_draw_texture_supported && data->useDrawTexture) {
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	755 /* this code is a little funny because the viewport is upside down vs SDL's coordinate system */
3685 64ce267332c6 Switched from SDL_WindowID and SDL_TextureID to SDL_Window* and SDL_Texture* for code simplicity and improved performance. Sam Lantinga <slouken@libsdl.org> parents: 3641 diff changeset	756 SDL_Window *window = renderer->window;
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	757 GLint cropRect[4];
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	758 cropRect[0] = srcrect->x;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	759 cropRect[1] = srcrect->y + srcrect->h;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	760 cropRect[2] = srcrect->w;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	761 cropRect[3] = -srcrect->h;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	762 data->glTexParameteriv(GL_TEXTURE_2D, GL_TEXTURE_CROP_RECT_OES,
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	763 cropRect);
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	764 data->glDrawTexiOES(dstrect->x, window->h - dstrect->y - dstrect->h,
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	765 0, dstrect->w, dstrect->h);
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	766 } else {
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	767
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	768 minx = dstrect->x;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	769 miny = dstrect->y;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	770 maxx = dstrect->x + dstrect->w;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	771 maxy = dstrect->y + dstrect->h;
2739 68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	772
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	773 minu = (GLfloat) srcrect->x / texture->w;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	774 minu *= texturedata->texw;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	775 maxu = (GLfloat) (srcrect->x + srcrect->w) / texture->w;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	776 maxu *= texturedata->texw;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	777 minv = (GLfloat) srcrect->y / texture->h;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	778 minv *= texturedata->texh;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	779 maxv = (GLfloat) (srcrect->y + srcrect->h) / texture->h;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	780 maxv *= texturedata->texh;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	781
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	782 GLshort vertices[8];
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	783 GLfloat texCoords[8];
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	784
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	785 vertices[0] = minx;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	786 vertices[1] = miny;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	787 vertices[2] = maxx;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	788 vertices[3] = miny;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	789 vertices[4] = minx;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	790 vertices[5] = maxy;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	791 vertices[6] = maxx;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	792 vertices[7] = maxy;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	793
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	794 texCoords[0] = minu;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	795 texCoords[1] = minv;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	796 texCoords[2] = maxu;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	797 texCoords[3] = minv;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	798 texCoords[4] = minu;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	799 texCoords[5] = maxv;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	800 texCoords[6] = maxu;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	801 texCoords[7] = maxv;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	802
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	803 data->glVertexPointer(2, GL_SHORT, 0, vertices);
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	804 data->glTexCoordPointer(2, GL_FLOAT, 0, texCoords);
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	805 data->glDrawArrays(GL_TRIANGLE_STRIP, 0, 4);
3122 6c98826d88b0 OpenGL ES renderer state fixes. Now GL_TEXTURE_2D is not enabled by default. Mike Gorchak <lestat@i.com.ua> parents: 3099 diff changeset	806 }
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	807
3122 6c98826d88b0 OpenGL ES renderer state fixes. Now GL_TEXTURE_2D is not enabled by default. Mike Gorchak <lestat@i.com.ua> parents: 3099 diff changeset	808 data->glDisable(GL_TEXTURE_2D);
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	809
2739 68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	810 return 0;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	811 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	812
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	813 static void
3139 7f684f249ec9 indent Sam Lantinga <slouken@libsdl.org> parents: 3122 diff changeset	814 GLES_RenderPresent(SDL_Renderer * renderer)
2739 68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	815 {
5150 ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future. Sam Lantinga <slouken@libsdl.org> parents: 5145 diff changeset	816 GLES_ActivateRenderer(renderer);
ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future. Sam Lantinga <slouken@libsdl.org> parents: 5145 diff changeset	817
2739 68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	818 SDL_GL_SwapWindow(renderer->window);
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	819 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	820
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	821 static void
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	822 GLES_DestroyTexture(SDL_Renderer * renderer, SDL_Texture * texture)
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	823 {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	824 GLES_TextureData data = (GLES_TextureData ) texture->driverdata;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	825
5150 ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future. Sam Lantinga <slouken@libsdl.org> parents: 5145 diff changeset	826 GLES_ActivateRenderer(renderer);
ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future. Sam Lantinga <slouken@libsdl.org> parents: 5145 diff changeset	827
2739 68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	828 if (!data) {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	829 return;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	830 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	831 if (data->texture) {
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	832 glDeleteTextures(1, &data->texture);
2739 68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	833 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	834 if (data->pixels) {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	835 SDL_free(data->pixels);
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	836 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	837 SDL_FreeDirtyRects(&data->dirty);
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	838 SDL_free(data);
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	839 texture->driverdata = NULL;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	840 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	841
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	842 static void
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	843 GLES_DestroyRenderer(SDL_Renderer * renderer)
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	844 {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	845 GLES_RenderData data = (GLES_RenderData ) renderer->driverdata;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	846
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	847 if (data) {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	848 if (data->context) {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	849 SDL_GL_DeleteContext(data->context);
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	850 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	851 SDL_free(data);
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	852 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	853 SDL_free(renderer);
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	854 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	855
3099 82e60908fab1 Date: Mon, 23 Mar 2009 09:17:24 +0200 Sam Lantinga <slouken@libsdl.org> parents: 2964 diff changeset	856 #endif /* SDL_VIDEO_RENDER_OGL_ES */
2739 68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	857
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	858 /* vi: set ts=4 sw=4 expandtab: */

Mercurial > sdl-ios-xcode

annotate src/video/SDL_renderer_gles.c @ 5152:be02be2ea897