sdl-ios-xcode: src/render/opengles/SDL_renderer

annotate src/render/opengles/SDL_renderer_gles.c @ 5157:fb424691cfc7

Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.

author	Sam Lantinga <slouken@libsdl.org>
date	Wed, 02 Feb 2011 14:34:54 -0800
parents	src/video/SDL_renderer_gles.c@1435f8a6425c
children	307ccc9c135e

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_opengles.h"
5157 fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library. Sam Lantinga <slouken@libsdl.org> parents: 5153 diff changeset	27 #include "../SDL_sysrender.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	28
5153 1435f8a6425c Nobody is currently maintaining the QNX code, so removing it for now. Sam Lantinga <slouken@libsdl.org> parents: 5152 diff changeset	29 #if defined(SDL_VIDEO_DRIVER_PANDORA)
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	30
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	31 /* 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	32 /* OpenGL ES extension GL_OES_draw_texture supported */
3139 7f684f249ec9 indent Sam Lantinga <slouken@libsdl.org> parents: 3122 diff changeset	33 GL_API void GL_APIENTRY
7f684f249ec9 indent Sam Lantinga <slouken@libsdl.org> parents: 3122 diff changeset	34 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	35 {
3139 7f684f249ec9 indent Sam Lantinga <slouken@libsdl.org> parents: 3122 diff changeset	36 return;
3099 82e60908fab1 Date: Mon, 23 Mar 2009 09:17:24 +0200 Sam Lantinga <slouken@libsdl.org> parents: 2964 diff changeset	37 }
82e60908fab1 Date: Mon, 23 Mar 2009 09:17:24 +0200 Sam Lantinga <slouken@libsdl.org> parents: 2964 diff changeset	38
5153 1435f8a6425c Nobody is currently maintaining the QNX code, so removing it for now. Sam Lantinga <slouken@libsdl.org> parents: 5152 diff changeset	39 #endif /* PANDORA */
3161 494559cc723b OpenPandora support added by David Carré Sam Lantinga <slouken@libsdl.org> parents: 3139 diff changeset	40
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	41 /* 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	42
5157 fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library. Sam Lantinga <slouken@libsdl.org> parents: 5153 diff changeset	43 /* Used to re-create the window with OpenGL capability */
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library. Sam Lantinga <slouken@libsdl.org> parents: 5153 diff changeset	44 extern int SDL_RecreateWindow(SDL_Window * window, Uint32 flags);
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library. Sam Lantinga <slouken@libsdl.org> parents: 5153 diff changeset	45
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	46 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	47
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	48 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	49 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	50 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	51 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	52 static int GLES_QueryTexturePixels(SDL_Renderer * renderer,
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	53 SDL_Texture * texture, void **pixels,
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	54 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	55 static int GLES_UpdateTexture(SDL_Renderer * renderer, SDL_Texture * texture,
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	56 const SDL_Rect * rect, const void *pixels,
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	57 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	58 static int GLES_LockTexture(SDL_Renderer * renderer, SDL_Texture * texture,
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	59 const SDL_Rect * rect, int markDirty,
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	60 void *pixels, int pitch);
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	61 static void GLES_UnlockTexture(SDL_Renderer * renderer,
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	62 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	63 static void GLES_DirtyTexture(SDL_Renderer * renderer, SDL_Texture * texture,
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	64 int numrects, const SDL_Rect * rects);
3641 1e2e19d51265 Fixed iPhone build Sam Lantinga <slouken@libsdl.org> parents: 3547 diff changeset	65 static int GLES_RenderDrawPoints(SDL_Renderer * renderer,
1e2e19d51265 Fixed iPhone build Sam Lantinga <slouken@libsdl.org> parents: 3547 diff changeset	66 const SDL_Point * points, int count);
1e2e19d51265 Fixed iPhone build Sam Lantinga <slouken@libsdl.org> parents: 3547 diff changeset	67 static int GLES_RenderDrawLines(SDL_Renderer * renderer,
1e2e19d51265 Fixed iPhone build Sam Lantinga <slouken@libsdl.org> parents: 3547 diff changeset	68 const SDL_Point * points, int count);
1e2e19d51265 Fixed iPhone build Sam Lantinga <slouken@libsdl.org> parents: 3547 diff changeset	69 static int GLES_RenderFillRects(SDL_Renderer * renderer,
1e2e19d51265 Fixed iPhone build Sam Lantinga <slouken@libsdl.org> parents: 3547 diff changeset	70 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	71 static int GLES_RenderCopy(SDL_Renderer * renderer, SDL_Texture * texture,
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	72 const SDL_Rect * srcrect,
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	73 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	74 static void GLES_RenderPresent(SDL_Renderer * renderer);
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	75 static void GLES_DestroyTexture(SDL_Renderer * renderer,
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	76 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	77 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	78
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.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
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	80 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	81 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	82 {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	83 "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	84 (SDL_RENDERER_PRESENTVSYNC \| SDL_RENDERER_ACCELERATED),
5157 fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library. Sam Lantinga <slouken@libsdl.org> parents: 5153 diff changeset	85 6,
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	86 {
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	87 /* 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	88 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	89 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	90 SDL_PIXELFORMAT_RGB565,
4963 604077962776 Fixed screen texture format on Android Sam Lantinga <slouken@libsdl.org> parents: 4929 diff changeset	91 SDL_PIXELFORMAT_RGB24,
604077962776 Fixed screen texture format on Android Sam Lantinga <slouken@libsdl.org> parents: 4929 diff changeset	92 SDL_PIXELFORMAT_BGR888,
3139 7f684f249ec9 indent Sam Lantinga <slouken@libsdl.org> parents: 3122 diff changeset	93 SDL_PIXELFORMAT_ABGR8888},
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	94 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	95 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	96 };
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	97
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	98 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	99 {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	100 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	101 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	102 int blendMode;
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	103
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	104 #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	105 #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	106 #endif
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	107
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	108 SDL_bool useDrawTexture;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	109 SDL_bool GL_OES_draw_texture_supported;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	110
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	111 /* OpenGL ES functions */
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	112 #define SDL_PROC(ret,func,params) ret (APIENTRY *func) params;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	113 #include "SDL_glesfuncs.h"
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	114 #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	115
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	116 } 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	117
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	118 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	119 {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	120 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	121 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	122 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	123 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	124 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	125 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	126 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	127 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	128 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	129 } 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	130
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.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 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	132 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	133 {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.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 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	135
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.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 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	137 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	138 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	139 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	140 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	141 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	142 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	143 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	144 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	145 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	146 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	147 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	148 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	149 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	150 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	151 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	152 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	153 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	154 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	155 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	156 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	157 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	158 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	159 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	160 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	161 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.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 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	163 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.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
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.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 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	166 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	167 {
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	168
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	169 #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	170 data->func = func;
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	171 #include "SDL_glesfuncs.h"
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	172 #undef SDL_PROC
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	173
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	174 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	175 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	176
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	177 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	178 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	179 {
2753 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 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	182 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	183 GLint value;
5157 fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library. Sam Lantinga <slouken@libsdl.org> parents: 5153 diff changeset	184 Uint32 window_flags;
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	185
5157 fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library. Sam Lantinga <slouken@libsdl.org> parents: 5153 diff changeset	186 window_flags = SDL_GetWindowFlags(window);
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library. Sam Lantinga <slouken@libsdl.org> parents: 5153 diff changeset	187 if (!(window_flags & SDL_WINDOW_OPENGL)) {
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library. Sam Lantinga <slouken@libsdl.org> parents: 5153 diff changeset	188 if (SDL_RecreateWindow(window, window_flags \| SDL_WINDOW_OPENGL) < 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	189 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	190 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.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 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.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 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	194 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	195 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	196 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	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 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	200 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	201 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	202 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	203 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	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
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	206 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	207 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	208 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	209 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	210 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	211 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	212 renderer->DirtyTexture = GLES_DirtyTexture;
3641 1e2e19d51265 Fixed iPhone build Sam Lantinga <slouken@libsdl.org> parents: 3547 diff changeset	213 renderer->RenderDrawPoints = GLES_RenderDrawPoints;
1e2e19d51265 Fixed iPhone build Sam Lantinga <slouken@libsdl.org> parents: 3547 diff changeset	214 renderer->RenderDrawLines = GLES_RenderDrawLines;
1e2e19d51265 Fixed iPhone build Sam Lantinga <slouken@libsdl.org> parents: 3547 diff changeset	215 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	216 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	217 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	218 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	219 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	220 renderer->info = GL_ES_RenderDriver.info;
3688 6512cba48440 Fixed Cocoa and OpenGL builds Sam Lantinga <slouken@libsdl.org> parents: 3685 diff changeset	221 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	222 renderer->driverdata = data;
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	223
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	224 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	225
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.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 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	227 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	228 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	229 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	230
3688 6512cba48440 Fixed Cocoa and OpenGL builds Sam Lantinga <slouken@libsdl.org> parents: 3685 diff changeset	231 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	232 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	233 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	234 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	235 }
3688 6512cba48440 Fixed Cocoa and OpenGL builds Sam Lantinga <slouken@libsdl.org> parents: 3685 diff changeset	236 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	237 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	238 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	239 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	240
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	241 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	242 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	243 } 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	244 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	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 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	247 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	248 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.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
3161 494559cc723b OpenPandora support added by David Carré Sam Lantinga <slouken@libsdl.org> parents: 3139 diff changeset	250 #if SDL_VIDEO_DRIVER_PANDORA
494559cc723b OpenPandora support added by David Carré Sam Lantinga <slouken@libsdl.org> parents: 3139 diff changeset	251 data->GL_OES_draw_texture_supported = SDL_FALSE;
494559cc723b OpenPandora support added by David Carré Sam Lantinga <slouken@libsdl.org> parents: 3139 diff changeset	252 data->useDrawTexture = SDL_FALSE;
494559cc723b OpenPandora support added by David Carré Sam Lantinga <slouken@libsdl.org> parents: 3139 diff changeset	253 #else
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	254 if (SDL_GL_ExtensionSupported("GL_OES_draw_texture")) {
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	255 data->GL_OES_draw_texture_supported = SDL_TRUE;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	256 data->useDrawTexture = SDL_TRUE;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	257 } else {
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	258 data->GL_OES_draw_texture_supported = SDL_FALSE;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	259 data->useDrawTexture = SDL_FALSE;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	260 }
3161 494559cc723b OpenPandora support added by David Carré Sam Lantinga <slouken@libsdl.org> parents: 3139 diff changeset	261 #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	262
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.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 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	264 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	265 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	266 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	267
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.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 /* 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	269 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	270 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	271 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	272 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	273
5053 b5b42be9333c Fixed bug #1026 Sam Lantinga <slouken@libsdl.org> parents: 5052 diff changeset	274 data->glEnableClientState(GL_VERTEX_ARRAY);
b5b42be9333c Fixed bug #1026 Sam Lantinga <slouken@libsdl.org> parents: 5052 diff changeset	275 data->glEnableClientState(GL_TEXTURE_COORD_ARRAY);
b5b42be9333c Fixed bug #1026 Sam Lantinga <slouken@libsdl.org> parents: 5052 diff changeset	276
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	277 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	278 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	279
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	280 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	281
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	282 static int
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	283 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	284 {
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	285
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	286 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	287 SDL_Window *window = renderer->window;
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	288
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	289 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	290 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	291 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	292 }
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	293 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	294 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	295 if (data->updateSize) {
5157 fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library. Sam Lantinga <slouken@libsdl.org> parents: 5153 diff changeset	296 int w, h;
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library. Sam Lantinga <slouken@libsdl.org> parents: 5153 diff changeset	297
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library. Sam Lantinga <slouken@libsdl.org> parents: 5153 diff changeset	298 SDL_GetWindowSize(window, &w, &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	299 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	300 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	301 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	302 data->glLoadIdentity();
5157 fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library. Sam Lantinga <slouken@libsdl.org> parents: 5153 diff changeset	303 data->glViewport(0, 0, w, h);
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library. Sam Lantinga <slouken@libsdl.org> parents: 5153 diff changeset	304 data->glOrthof(0.0, (GLfloat) w, (GLfloat) h, 0.0, 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	305 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	306 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	307 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	308 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: 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 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	311 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	312 {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	313 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	314
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	315 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	316 /* 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	317 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	318 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	319 }
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	320 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.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
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	322 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	323 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	324 {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.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 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	326
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.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 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	328 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	329 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	330 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	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
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.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 static int
3139 7f684f249ec9 indent Sam Lantinga <slouken@libsdl.org> parents: 3122 diff changeset	334 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	335 {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	336 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	337 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	338 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	339 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	340 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	341 GLenum result;
3099 82e60908fab1 Date: Mon, 23 Mar 2009 09:17:24 +0200 Sam Lantinga <slouken@libsdl.org> parents: 2964 diff changeset	342
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	343 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	344
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	345 switch (texture->format) {
4963 604077962776 Fixed screen texture format on Android Sam Lantinga <slouken@libsdl.org> parents: 4929 diff changeset	346 case SDL_PIXELFORMAT_RGB24:
3139 7f684f249ec9 indent Sam Lantinga <slouken@libsdl.org> parents: 3122 diff changeset	347 internalFormat = GL_RGB;
7f684f249ec9 indent Sam Lantinga <slouken@libsdl.org> parents: 3122 diff changeset	348 format = GL_RGB;
7f684f249ec9 indent Sam Lantinga <slouken@libsdl.org> parents: 3122 diff changeset	349 type = GL_UNSIGNED_BYTE;
7f684f249ec9 indent Sam Lantinga <slouken@libsdl.org> parents: 3122 diff changeset	350 break;
4963 604077962776 Fixed screen texture format on Android Sam Lantinga <slouken@libsdl.org> parents: 4929 diff changeset	351 case SDL_PIXELFORMAT_BGR888:
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	352 case SDL_PIXELFORMAT_ABGR8888:
3139 7f684f249ec9 indent Sam Lantinga <slouken@libsdl.org> parents: 3122 diff changeset	353 internalFormat = GL_RGBA;
7f684f249ec9 indent Sam Lantinga <slouken@libsdl.org> parents: 3122 diff changeset	354 format = GL_RGBA;
7f684f249ec9 indent Sam Lantinga <slouken@libsdl.org> parents: 3122 diff changeset	355 type = GL_UNSIGNED_BYTE;
7f684f249ec9 indent Sam Lantinga <slouken@libsdl.org> parents: 3122 diff changeset	356 break;
4985 047a580d30f3 Fixed blue-red channel swap in OpenGL ES 16-bit texture formats Sam Lantinga <slouken@libsdl.org> parents: 4963 diff changeset	357 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	358 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	359 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	360 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	361 break;
4985 047a580d30f3 Fixed blue-red channel swap in OpenGL ES 16-bit texture formats Sam Lantinga <slouken@libsdl.org> parents: 4963 diff changeset	362 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	363 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	364 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	365 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	366 break;
4985 047a580d30f3 Fixed blue-red channel swap in OpenGL ES 16-bit texture formats Sam Lantinga <slouken@libsdl.org> parents: 4963 diff changeset	367 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	368 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	369 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	370 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	371 break;
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	372 default:
4990 397e748d901a Improved error message for unsupported texture format Sam Lantinga <slouken@libsdl.org> parents: 4986 diff changeset	373 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	374 SDL_GetPixelFormatName(texture->format));
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	375 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	376 }
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	377
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	378 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	379 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	380 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	381 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	382 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	383
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	384 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	385 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	386 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	387 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	388 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	389 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	390 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	391 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	392 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	393
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	394 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	395
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	396 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	397 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	398 renderdata->glGenTextures(1, &data->texture);
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	399
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	400 data->type = GL_TEXTURE_2D;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	401 /* no NPOV textures allowed in OpenGL ES (yet) */
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	402 texture_w = power_of_2(texture->w);
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	403 texture_h = power_of_2(texture->h);
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	404 data->texw = (GLfloat) texture->w / texture_w;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	405 data->texh = (GLfloat) texture->h / texture_h;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	406
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	407 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	408 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	409 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	410 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	411 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	412 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	413 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	414 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	415 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	416 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	417 GL_CLAMP_TO_EDGE);
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 renderdata->glTexImage2D(data->type, 0, internalFormat, texture_w,
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	420 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	421 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	422
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	423 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	424 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	425 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	426 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	427 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.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 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	429 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	430
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.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 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	432 GLES_QueryTexturePixels(SDL_Renderer * renderer, SDL_Texture * texture,
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	433 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	434 {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.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 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	436
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	437 *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	438 *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	439 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	440 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.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 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	443 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	444 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	445 {
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	446 GLES_TextureData data = (GLES_TextureData ) texture->driverdata;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	447 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	448 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	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
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.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 static int
3139 7f684f249ec9 indent Sam Lantinga <slouken@libsdl.org> parents: 3122 diff changeset	452 GLES_UpdateTexture(SDL_Renderer * renderer, SDL_Texture * texture,
7f684f249ec9 indent Sam Lantinga <slouken@libsdl.org> parents: 3122 diff changeset	453 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	454 {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.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 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	456 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	457 GLenum result;
5052 4cb4b18cbae3 Fixed bug #1028 Sam Lantinga <slouken@libsdl.org> parents: 4990 diff changeset	458 int bpp = SDL_BYTESPERPIXEL(texture->format);
4cb4b18cbae3 Fixed bug #1028 Sam Lantinga <slouken@libsdl.org> parents: 4990 diff changeset	459 void * temp_buffer;
4cb4b18cbae3 Fixed bug #1028 Sam Lantinga <slouken@libsdl.org> parents: 4990 diff changeset	460 void * temp_ptr;
4cb4b18cbae3 Fixed bug #1028 Sam Lantinga <slouken@libsdl.org> parents: 4990 diff changeset	461 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	462
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	463 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	464
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	465 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	466 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	467 SetupTextureUpdate(renderdata, texture, pitch);
5052 4cb4b18cbae3 Fixed bug #1028 Sam Lantinga <slouken@libsdl.org> parents: 4990 diff changeset	468
4cb4b18cbae3 Fixed bug #1028 Sam Lantinga <slouken@libsdl.org> parents: 4990 diff changeset	469 if( rect->w * bpp == pitch ) {
4cb4b18cbae3 Fixed bug #1028 Sam Lantinga <slouken@libsdl.org> parents: 4990 diff changeset	470 temp_buffer = (void )pixels; / No need to reformat */
4cb4b18cbae3 Fixed bug #1028 Sam Lantinga <slouken@libsdl.org> parents: 4990 diff changeset	471 } else {
4cb4b18cbae3 Fixed bug #1028 Sam Lantinga <slouken@libsdl.org> parents: 4990 diff changeset	472 /* Reformatting of mem area required */
4cb4b18cbae3 Fixed bug #1028 Sam Lantinga <slouken@libsdl.org> parents: 4990 diff changeset	473 temp_buffer = SDL_malloc(rect->w * rect->h * bpp);
4cb4b18cbae3 Fixed bug #1028 Sam Lantinga <slouken@libsdl.org> parents: 4990 diff changeset	474 temp_ptr = temp_buffer;
4cb4b18cbae3 Fixed bug #1028 Sam Lantinga <slouken@libsdl.org> parents: 4990 diff changeset	475 for (i = 0; i < rect->h; i++) {
4cb4b18cbae3 Fixed bug #1028 Sam Lantinga <slouken@libsdl.org> parents: 4990 diff changeset	476 SDL_memcpy(temp_ptr, pixels, rect->w * bpp);
4cb4b18cbae3 Fixed bug #1028 Sam Lantinga <slouken@libsdl.org> parents: 4990 diff changeset	477 temp_ptr += rect->w * bpp;
4cb4b18cbae3 Fixed bug #1028 Sam Lantinga <slouken@libsdl.org> parents: 4990 diff changeset	478 pixels += pitch;
4cb4b18cbae3 Fixed bug #1028 Sam Lantinga <slouken@libsdl.org> parents: 4990 diff changeset	479 }
4cb4b18cbae3 Fixed bug #1028 Sam Lantinga <slouken@libsdl.org> parents: 4990 diff changeset	480 }
4cb4b18cbae3 Fixed bug #1028 Sam Lantinga <slouken@libsdl.org> parents: 4990 diff changeset	481
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	482 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	483 rect->h, data->format, data->formattype,
5052 4cb4b18cbae3 Fixed bug #1028 Sam Lantinga <slouken@libsdl.org> parents: 4990 diff changeset	484 temp_buffer);
4cb4b18cbae3 Fixed bug #1028 Sam Lantinga <slouken@libsdl.org> parents: 4990 diff changeset	485
4cb4b18cbae3 Fixed bug #1028 Sam Lantinga <slouken@libsdl.org> parents: 4990 diff changeset	486 if( temp_buffer != pixels ) {
4cb4b18cbae3 Fixed bug #1028 Sam Lantinga <slouken@libsdl.org> parents: 4990 diff changeset	487 SDL_free(temp_buffer);
4cb4b18cbae3 Fixed bug #1028 Sam Lantinga <slouken@libsdl.org> parents: 4990 diff changeset	488 }
4cb4b18cbae3 Fixed bug #1028 Sam Lantinga <slouken@libsdl.org> parents: 4990 diff changeset	489
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	490 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	491 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	492 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	493 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	494 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	495 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	496 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	497 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	498
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	499 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	500 GLES_LockTexture(SDL_Renderer * renderer, SDL_Texture * texture,
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	501 const SDL_Rect * rect, int markDirty, void **pixels,
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	502 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	503 {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	504 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	505
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	506 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	507 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	508 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	509
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.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 *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	511 (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	512 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	513 *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	514 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	515 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.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 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	518 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	519 {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	520 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	521
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.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 static void
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	523 GLES_DirtyTexture(SDL_Renderer * renderer, SDL_Texture * texture,
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	524 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	525 {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.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 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	527 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	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 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	530 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	531 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.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 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.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
2936 066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	534 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	535 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	536 {
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	537 if (blendMode != data->blendMode) {
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	538 switch (blendMode) {
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	539 case SDL_BLENDMODE_NONE:
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	540 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	541 data->glDisable(GL_BLEND);
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	542 break;
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	543 case SDL_BLENDMODE_BLEND:
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	544 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	545 data->glEnable(GL_BLEND);
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	546 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	547 break;
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	548 case SDL_BLENDMODE_ADD:
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	549 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	550 data->glEnable(GL_BLEND);
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	551 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	552 break;
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	553 }
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	554 data->blendMode = blendMode;
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 }
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	557
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	558 static int
3641 1e2e19d51265 Fixed iPhone build Sam Lantinga <slouken@libsdl.org> parents: 3547 diff changeset	559 GLES_RenderDrawPoints(SDL_Renderer * renderer, const SDL_Point * points,
1e2e19d51265 Fixed iPhone build Sam Lantinga <slouken@libsdl.org> parents: 3547 diff changeset	560 int count)
2936 066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	561 {
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	562 GLES_RenderData data = (GLES_RenderData ) renderer->driverdata;
3547 8b18669c2663 Fixed building on iPhone Sam Lantinga <slouken@libsdl.org> parents: 3536 diff changeset	563 int i;
8b18669c2663 Fixed building on iPhone Sam Lantinga <slouken@libsdl.org> parents: 3536 diff changeset	564 GLshort *vertices;
2936 066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	565
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	566 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	567
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	568 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	569
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	570 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	571 (GLfloat) renderer->g * inv255f,
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	572 (GLfloat) renderer->b * inv255f,
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	573 (GLfloat) renderer->a * inv255f);
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	574
3547 8b18669c2663 Fixed building on iPhone Sam Lantinga <slouken@libsdl.org> parents: 3536 diff changeset	575 vertices = SDL_stack_alloc(GLshort, count*2);
8b18669c2663 Fixed building on iPhone Sam Lantinga <slouken@libsdl.org> parents: 3536 diff changeset	576 for (i = 0; i < count; ++i) {
8b18669c2663 Fixed building on iPhone Sam Lantinga <slouken@libsdl.org> parents: 3536 diff changeset	577 vertices[2*i+0] = (GLshort)points[i].x;
8b18669c2663 Fixed building on iPhone Sam Lantinga <slouken@libsdl.org> parents: 3536 diff changeset	578 vertices[2*i+1] = (GLshort)points[i].y;
8b18669c2663 Fixed building on iPhone Sam Lantinga <slouken@libsdl.org> parents: 3536 diff changeset	579 }
8b18669c2663 Fixed building on iPhone Sam Lantinga <slouken@libsdl.org> parents: 3536 diff changeset	580 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	581 data->glDrawArrays(GL_POINTS, 0, count);
3547 8b18669c2663 Fixed building on iPhone Sam Lantinga <slouken@libsdl.org> parents: 3536 diff changeset	582 SDL_stack_free(vertices);
2964 0faae272a372 indent Sam Lantinga <slouken@libsdl.org> parents: 2949 diff changeset	583
2936 066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	584 return 0;
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	585 }
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	586
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	587 static int
3641 1e2e19d51265 Fixed iPhone build Sam Lantinga <slouken@libsdl.org> parents: 3547 diff changeset	588 GLES_RenderDrawLines(SDL_Renderer * renderer, const SDL_Point * points,
1e2e19d51265 Fixed iPhone build Sam Lantinga <slouken@libsdl.org> parents: 3547 diff changeset	589 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	590 {
2936 066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	591 GLES_RenderData data = (GLES_RenderData ) renderer->driverdata;
3547 8b18669c2663 Fixed building on iPhone Sam Lantinga <slouken@libsdl.org> parents: 3536 diff changeset	592 int i;
8b18669c2663 Fixed building on iPhone Sam Lantinga <slouken@libsdl.org> parents: 3536 diff changeset	593 GLshort *vertices;
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	594
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	595 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	596
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	597 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	598
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	599 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	600 (GLfloat) renderer->g * inv255f,
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	601 (GLfloat) renderer->b * inv255f,
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	602 (GLfloat) renderer->a * inv255f);
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	603
3547 8b18669c2663 Fixed building on iPhone Sam Lantinga <slouken@libsdl.org> parents: 3536 diff changeset	604 vertices = SDL_stack_alloc(GLshort, count*2);
8b18669c2663 Fixed building on iPhone Sam Lantinga <slouken@libsdl.org> parents: 3536 diff changeset	605 for (i = 0; i < count; ++i) {
8b18669c2663 Fixed building on iPhone Sam Lantinga <slouken@libsdl.org> parents: 3536 diff changeset	606 vertices[2*i+0] = (GLshort)points[i].x;
8b18669c2663 Fixed building on iPhone Sam Lantinga <slouken@libsdl.org> parents: 3536 diff changeset	607 vertices[2*i+1] = (GLshort)points[i].y;
8b18669c2663 Fixed building on iPhone Sam Lantinga <slouken@libsdl.org> parents: 3536 diff changeset	608 }
8b18669c2663 Fixed building on iPhone Sam Lantinga <slouken@libsdl.org> parents: 3536 diff changeset	609 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	610 if (count > 2 &&
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	611 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	612 /* 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	613 --count;
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	614 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	615 } else {
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	616 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	617 }
3547 8b18669c2663 Fixed building on iPhone Sam Lantinga <slouken@libsdl.org> parents: 3536 diff changeset	618 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	619
2936 066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	620 return 0;
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	621 }
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	622
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	623 static int
3641 1e2e19d51265 Fixed iPhone build Sam Lantinga <slouken@libsdl.org> parents: 3547 diff changeset	624 GLES_RenderFillRects(SDL_Renderer * renderer, const SDL_Rect ** rects,
1e2e19d51265 Fixed iPhone build Sam Lantinga <slouken@libsdl.org> parents: 3547 diff changeset	625 int count)
2936 066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	626 {
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	627 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	628 int i;
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	629
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	630 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	631
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	632 GLES_SetBlendMode(data, renderer->blendMode);
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	633
2936 066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	634 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	635 (GLfloat) renderer->g * inv255f,
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	636 (GLfloat) renderer->b * inv255f,
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	637 (GLfloat) renderer->a * inv255f);
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	638
3536 0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	639 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	640 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	641 GLshort minx = rect->x;
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	642 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	643 GLshort miny = rect->y;
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	644 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	645 GLshort vertices[8];
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	646 vertices[0] = minx;
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	647 vertices[1] = miny;
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	648 vertices[2] = maxx;
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	649 vertices[3] = miny;
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	650 vertices[4] = minx;
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	651 vertices[5] = maxy;
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	652 vertices[6] = maxx;
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	653 vertices[7] = maxy;
2964 0faae272a372 indent Sam Lantinga <slouken@libsdl.org> parents: 2949 diff changeset	654
3536 0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	655 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	656 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	657 }
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	658
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	659 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	660 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	661
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	662 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	663 GLES_RenderCopy(SDL_Renderer * renderer, SDL_Texture * texture,
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	664 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	665 {
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	666
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	667 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	668 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	669 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	670 GLfloat minu, maxu, minv, maxv;
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	671 int i;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	672 void temp_buffer; / used for reformatting dirty rect pixels */
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	673 void *temp_ptr;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	674
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	675 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	676
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	677 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	678
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 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	680 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	681 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	682 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	683 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	684
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	685 SetupTextureUpdate(data, texture, pitch);
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	686
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	687 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	688 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	689 SDL_Rect *rect = &dirty->rect;
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	690 pixels =
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	691 (void ) ((Uint8 ) texturedata->pixels + rect->y * pitch +
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	692 rect->x * bpp);
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	693 /* There is no GL_UNPACK_ROW_LENGTH in OpenGLES
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	694 we must do this reformatting ourselves(!)
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	695
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	696 maybe it'd be a good idea to keep a temp buffer around
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	697 for this purpose rather than allocating it each time
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	698 */
4525 3abf0b9cafad pelya 2010-07-12 03:53:48 PDT Sam Lantinga <slouken@libsdl.org> parents: 3697 diff changeset	699 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	700 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	701 } else {
3abf0b9cafad pelya 2010-07-12 03:53:48 PDT Sam Lantinga <slouken@libsdl.org> parents: 3697 diff changeset	702 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	703 temp_ptr = temp_buffer;
3abf0b9cafad pelya 2010-07-12 03:53:48 PDT Sam Lantinga <slouken@libsdl.org> parents: 3697 diff changeset	704 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	705 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	706 temp_ptr += rect->w * bpp;
3abf0b9cafad pelya 2010-07-12 03:53:48 PDT Sam Lantinga <slouken@libsdl.org> parents: 3697 diff changeset	707 pixels += pitch;
3abf0b9cafad pelya 2010-07-12 03:53:48 PDT Sam Lantinga <slouken@libsdl.org> parents: 3697 diff changeset	708 }
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	709 }
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	710
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	711 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	712 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	713 texturedata->formattype, temp_buffer);
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	714
4525 3abf0b9cafad pelya 2010-07-12 03:53:48 PDT Sam Lantinga <slouken@libsdl.org> parents: 3697 diff changeset	715 if( temp_buffer != pixels ) {
3abf0b9cafad pelya 2010-07-12 03:53:48 PDT Sam Lantinga <slouken@libsdl.org> parents: 3697 diff changeset	716 SDL_free(temp_buffer);
3abf0b9cafad pelya 2010-07-12 03:53:48 PDT Sam Lantinga <slouken@libsdl.org> parents: 3697 diff changeset	717 }
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	718 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	719 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	720 }
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	721
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	722 data->glBindTexture(texturedata->type, texturedata->texture);
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	723
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	724 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	725 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	726 (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	727 (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	728 (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	729 } 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	730 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	731 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.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
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	733 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	734
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	735 if (data->GL_OES_draw_texture_supported && data->useDrawTexture) {
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	736 /* this code is a little funny because the viewport is upside down vs SDL's coordinate system */
5157 fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library. Sam Lantinga <slouken@libsdl.org> parents: 5153 diff changeset	737 GLint cropRect[4];
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library. Sam Lantinga <slouken@libsdl.org> parents: 5153 diff changeset	738 int w, h;
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	739 SDL_Window *window = renderer->window;
5157 fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library. Sam Lantinga <slouken@libsdl.org> parents: 5153 diff changeset	740
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library. Sam Lantinga <slouken@libsdl.org> parents: 5153 diff changeset	741 SDL_GetWindowSize(window, &w, &h);
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	742 cropRect[0] = srcrect->x;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	743 cropRect[1] = srcrect->y + srcrect->h;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	744 cropRect[2] = srcrect->w;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	745 cropRect[3] = -srcrect->h;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	746 data->glTexParameteriv(GL_TEXTURE_2D, GL_TEXTURE_CROP_RECT_OES,
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	747 cropRect);
5157 fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library. Sam Lantinga <slouken@libsdl.org> parents: 5153 diff changeset	748 data->glDrawTexiOES(dstrect->x, h - dstrect->y - dstrect->h, 0,
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library. Sam Lantinga <slouken@libsdl.org> parents: 5153 diff changeset	749 dstrect->w, dstrect->h);
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	750 } else {
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	751
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	752 minx = dstrect->x;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	753 miny = dstrect->y;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	754 maxx = dstrect->x + dstrect->w;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	755 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	756
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	757 minu = (GLfloat) srcrect->x / texture->w;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	758 minu *= texturedata->texw;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	759 maxu = (GLfloat) (srcrect->x + srcrect->w) / texture->w;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	760 maxu *= texturedata->texw;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	761 minv = (GLfloat) srcrect->y / texture->h;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	762 minv *= texturedata->texh;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	763 maxv = (GLfloat) (srcrect->y + srcrect->h) / texture->h;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	764 maxv *= texturedata->texh;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	765
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	766 GLshort vertices[8];
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	767 GLfloat texCoords[8];
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	768
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	769 vertices[0] = minx;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	770 vertices[1] = miny;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	771 vertices[2] = maxx;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	772 vertices[3] = miny;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	773 vertices[4] = minx;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	774 vertices[5] = maxy;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	775 vertices[6] = maxx;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	776 vertices[7] = maxy;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	777
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	778 texCoords[0] = minu;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	779 texCoords[1] = minv;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	780 texCoords[2] = maxu;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	781 texCoords[3] = minv;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	782 texCoords[4] = minu;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	783 texCoords[5] = maxv;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	784 texCoords[6] = maxu;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	785 texCoords[7] = maxv;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	786
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	787 data->glVertexPointer(2, GL_SHORT, 0, vertices);
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	788 data->glTexCoordPointer(2, GL_FLOAT, 0, texCoords);
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	789 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	790 }
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	791
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	792 data->glDisable(GL_TEXTURE_2D);
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	793
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	794 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	795 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	796
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	797 static void
3139 7f684f249ec9 indent Sam Lantinga <slouken@libsdl.org> parents: 3122 diff changeset	798 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	799 {
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	800 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	801
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	802 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	803 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	804
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	805 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	806 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	807 {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	808 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	809
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	810 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	811
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	812 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	813 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	814 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.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 if (data->texture) {
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	816 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	817 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.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 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	819 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	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 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	822 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	823 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	824 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.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
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	826 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	827 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	828 {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.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 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	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) {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	832 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	833 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	834 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.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);
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.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_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	838 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.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
3099 82e60908fab1 Date: Mon, 23 Mar 2009 09:17:24 +0200 Sam Lantinga <slouken@libsdl.org> parents: 2964 diff changeset	840 #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	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 /* vi: set ts=4 sw=4 expandtab: */

Mercurial > sdl-ios-xcode

annotate src/render/opengles/SDL_renderer_gles.c @ 5157:fb424691cfc7