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

annotate src/render/opengles/SDL_renderer_gles.c @ 5164:1bd1e62e648d

Fixed building for Android

author	Sam Lantinga <slouken@libsdl.org>
date	Thu, 03 Feb 2011 01:30:28 -0800
parents	307ccc9c135e
children	4d39eeaad00b

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_UpdateTexture(SDL_Renderer * renderer, SDL_Texture * texture,
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	53 const SDL_Rect * rect, const 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_LockTexture(SDL_Renderer * renderer, SDL_Texture * texture,
5159 307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer. Sam Lantinga <slouken@libsdl.org> parents: 5157 diff changeset	56 const SDL_Rect * rect, void *pixels, int pitch);
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	57 static void GLES_UnlockTexture(SDL_Renderer * renderer,
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	58 SDL_Texture * texture);
3641 1e2e19d51265 Fixed iPhone build Sam Lantinga <slouken@libsdl.org> parents: 3547 diff changeset	59 static int GLES_RenderDrawPoints(SDL_Renderer * renderer,
1e2e19d51265 Fixed iPhone build Sam Lantinga <slouken@libsdl.org> parents: 3547 diff changeset	60 const SDL_Point * points, int count);
1e2e19d51265 Fixed iPhone build Sam Lantinga <slouken@libsdl.org> parents: 3547 diff changeset	61 static int GLES_RenderDrawLines(SDL_Renderer * renderer,
1e2e19d51265 Fixed iPhone build Sam Lantinga <slouken@libsdl.org> parents: 3547 diff changeset	62 const SDL_Point * points, int count);
1e2e19d51265 Fixed iPhone build Sam Lantinga <slouken@libsdl.org> parents: 3547 diff changeset	63 static int GLES_RenderFillRects(SDL_Renderer * renderer,
1e2e19d51265 Fixed iPhone build Sam Lantinga <slouken@libsdl.org> parents: 3547 diff changeset	64 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	65 static int GLES_RenderCopy(SDL_Renderer * renderer, SDL_Texture * texture,
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	66 const SDL_Rect * srcrect,
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	67 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	68 static void GLES_RenderPresent(SDL_Renderer * renderer);
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	69 static void GLES_DestroyTexture(SDL_Renderer * renderer,
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	70 SDL_Texture * texture);
2739 68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	71 static void GLES_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	72
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	73
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.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 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	75 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	76 {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.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 "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	78 (SDL_RENDERER_PRESENTVSYNC \| SDL_RENDERER_ACCELERATED),
5159 307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer. Sam Lantinga <slouken@libsdl.org> parents: 5157 diff changeset	79 1,
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer. Sam Lantinga <slouken@libsdl.org> parents: 5157 diff changeset	80 {SDL_PIXELFORMAT_ABGR8888},
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	81 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	82 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	83 };
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	84
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	85 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	86 {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	87 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	88 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	89 int blendMode;
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	90
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	91 #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	92 #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	93 #endif
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	94
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	95 SDL_bool useDrawTexture;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	96 SDL_bool GL_OES_draw_texture_supported;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	97
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	98 /* OpenGL ES functions */
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	99 #define SDL_PROC(ret,func,params) ret (APIENTRY *func) params;
5164 1bd1e62e648d Fixed building for Android Sam Lantinga <slouken@libsdl.org> parents: 5159 diff changeset	100 #include "../../video/SDL_glesfuncs.h"
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	101 #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	102
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	103 } 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	104
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	105 typedef struct
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	106 {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	107 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	108 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	109 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	110 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	111 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	112 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	113 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	114 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	115 } 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	116
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.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 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	118 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	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 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	121
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.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 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	123 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	124 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	125 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	126 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	127 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	128 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	129 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	130 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	131 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	132 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	133 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	134 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	135 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	136 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	137 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	138 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	139 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	140 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	141 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	142 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	143 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	144 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	145 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	146 break;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	147 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.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 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	149 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.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
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.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 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	152 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	153 {
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	154
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	155 #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	156 data->func = func;
5164 1bd1e62e648d Fixed building for Android Sam Lantinga <slouken@libsdl.org> parents: 5159 diff changeset	157 #include "../../video/SDL_glesfuncs.h"
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	158 #undef SDL_PROC
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	159
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	160 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	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
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.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 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	164 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	165 {
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	166
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	167 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	168 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	169 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	170 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	171
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	172 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	173 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	174 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	175 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	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 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.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
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.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 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	180 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	181 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	182 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	183 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	184
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.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 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	186 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	187 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	188 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	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
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	192 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	193 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	194 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	195 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	196 renderer->UnlockTexture = GLES_UnlockTexture;
3641 1e2e19d51265 Fixed iPhone build Sam Lantinga <slouken@libsdl.org> parents: 3547 diff changeset	197 renderer->RenderDrawPoints = GLES_RenderDrawPoints;
1e2e19d51265 Fixed iPhone build Sam Lantinga <slouken@libsdl.org> parents: 3547 diff changeset	198 renderer->RenderDrawLines = GLES_RenderDrawLines;
1e2e19d51265 Fixed iPhone build Sam Lantinga <slouken@libsdl.org> parents: 3547 diff changeset	199 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	200 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	201 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	202 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	203 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	204 renderer->info = GL_ES_RenderDriver.info;
3688 6512cba48440 Fixed Cocoa and OpenGL builds Sam Lantinga <slouken@libsdl.org> parents: 3685 diff changeset	205 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	206 renderer->driverdata = data;
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	207
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	208 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	209
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.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 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	211 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	212 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	213 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	214
3688 6512cba48440 Fixed Cocoa and OpenGL builds Sam Lantinga <slouken@libsdl.org> parents: 3685 diff changeset	215 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	216 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	217 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	218 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	219 }
3688 6512cba48440 Fixed Cocoa and OpenGL builds Sam Lantinga <slouken@libsdl.org> parents: 3685 diff changeset	220 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	221 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	222 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	223 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	224
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.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 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	226 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	227 } 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	228 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	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 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	231 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	232 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.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
3161 494559cc723b OpenPandora support added by David Carré Sam Lantinga <slouken@libsdl.org> parents: 3139 diff changeset	234 #if SDL_VIDEO_DRIVER_PANDORA
494559cc723b OpenPandora support added by David Carré Sam Lantinga <slouken@libsdl.org> parents: 3139 diff changeset	235 data->GL_OES_draw_texture_supported = SDL_FALSE;
494559cc723b OpenPandora support added by David Carré Sam Lantinga <slouken@libsdl.org> parents: 3139 diff changeset	236 data->useDrawTexture = SDL_FALSE;
494559cc723b OpenPandora support added by David Carré Sam Lantinga <slouken@libsdl.org> parents: 3139 diff changeset	237 #else
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	238 if (SDL_GL_ExtensionSupported("GL_OES_draw_texture")) {
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	239 data->GL_OES_draw_texture_supported = SDL_TRUE;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	240 data->useDrawTexture = SDL_TRUE;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	241 } else {
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	242 data->GL_OES_draw_texture_supported = SDL_FALSE;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	243 data->useDrawTexture = SDL_FALSE;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	244 }
3161 494559cc723b OpenPandora support added by David Carré Sam Lantinga <slouken@libsdl.org> parents: 3139 diff changeset	245 #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	246
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.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 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	248 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	249 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	250 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	251
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	252 /* 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	253 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	254 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	255 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	256 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	257
5053 b5b42be9333c Fixed bug #1026 Sam Lantinga <slouken@libsdl.org> parents: 5052 diff changeset	258 data->glEnableClientState(GL_VERTEX_ARRAY);
b5b42be9333c Fixed bug #1026 Sam Lantinga <slouken@libsdl.org> parents: 5052 diff changeset	259 data->glEnableClientState(GL_TEXTURE_COORD_ARRAY);
b5b42be9333c Fixed bug #1026 Sam Lantinga <slouken@libsdl.org> parents: 5052 diff changeset	260
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	261 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	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
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	264 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	265
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	266 static int
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	267 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	268 {
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	269
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	270 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	271 SDL_Window *window = renderer->window;
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	272
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	273 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	274 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	275 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	276 }
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	277 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	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 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	280 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	281
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	282 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	283 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	284 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	285 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	286 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	287 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	288 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	289 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	290 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	291 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	292 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	293
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	294 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	295 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	296 {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	297 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	298
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	299 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	300 /* 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	301 SDL_CurrentContext = NULL;
ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future. Sam Lantinga <slouken@libsdl.org> parents: 5145 diff changeset	302 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	303 }
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	304 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.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
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.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 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	307 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	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 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	310
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	311 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	312 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	313 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.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 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	315 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	316
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	317 static int
3139 7f684f249ec9 indent Sam Lantinga <slouken@libsdl.org> parents: 3122 diff changeset	318 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	319 {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.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 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	321 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	322 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	323 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	324 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	325 GLenum result;
3099 82e60908fab1 Date: Mon, 23 Mar 2009 09:17:24 +0200 Sam Lantinga <slouken@libsdl.org> parents: 2964 diff changeset	326
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	327 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	328
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	329 switch (texture->format) {
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	330 case SDL_PIXELFORMAT_ABGR8888:
3139 7f684f249ec9 indent Sam Lantinga <slouken@libsdl.org> parents: 3122 diff changeset	331 internalFormat = GL_RGBA;
7f684f249ec9 indent Sam Lantinga <slouken@libsdl.org> parents: 3122 diff changeset	332 format = GL_RGBA;
7f684f249ec9 indent Sam Lantinga <slouken@libsdl.org> parents: 3122 diff changeset	333 type = GL_UNSIGNED_BYTE;
7f684f249ec9 indent Sam Lantinga <slouken@libsdl.org> parents: 3122 diff changeset	334 break;
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	335 default:
4990 397e748d901a Improved error message for unsupported texture format Sam Lantinga <slouken@libsdl.org> parents: 4986 diff changeset	336 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	337 SDL_GetPixelFormatName(texture->format));
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	338 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	339 }
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	340
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	341 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	342 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	343 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	344 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	345 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	346
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	347 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	348 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	349 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	350 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	351 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	352 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	353 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	354 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	355 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	356
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	357 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	358
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	359 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	360 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	361 renderdata->glGenTextures(1, &data->texture);
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	362
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	363 data->type = GL_TEXTURE_2D;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	364 /* no NPOV textures allowed in OpenGL ES (yet) */
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	365 texture_w = power_of_2(texture->w);
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	366 texture_h = power_of_2(texture->h);
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	367 data->texw = (GLfloat) texture->w / texture_w;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	368 data->texh = (GLfloat) texture->h / texture_h;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	369
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	370 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	371 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	372 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	373 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	374 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	375 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	376 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	377 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	378 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	379 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	380 GL_CLAMP_TO_EDGE);
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	381
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	382 renderdata->glTexImage2D(data->type, 0, internalFormat, texture_w,
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	383 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	384 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	385
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.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 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	387 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	388 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	389 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	390 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.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 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	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 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	395 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	396 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	397 {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.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->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	399 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	400
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	401 static int
3139 7f684f249ec9 indent Sam Lantinga <slouken@libsdl.org> parents: 3122 diff changeset	402 GLES_UpdateTexture(SDL_Renderer * renderer, SDL_Texture * texture,
7f684f249ec9 indent Sam Lantinga <slouken@libsdl.org> parents: 3122 diff changeset	403 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	404 {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	405 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	406 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	407 GLenum result;
5052 4cb4b18cbae3 Fixed bug #1028 Sam Lantinga <slouken@libsdl.org> parents: 4990 diff changeset	408 int bpp = SDL_BYTESPERPIXEL(texture->format);
4cb4b18cbae3 Fixed bug #1028 Sam Lantinga <slouken@libsdl.org> parents: 4990 diff changeset	409 void * temp_buffer;
4cb4b18cbae3 Fixed bug #1028 Sam Lantinga <slouken@libsdl.org> parents: 4990 diff changeset	410 void * temp_ptr;
4cb4b18cbae3 Fixed bug #1028 Sam Lantinga <slouken@libsdl.org> parents: 4990 diff changeset	411 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	412
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	413 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	414
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	415 renderdata->glGetError();
5159 307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer. Sam Lantinga <slouken@libsdl.org> parents: 5157 diff changeset	416 SetupTextureUpdate(renderdata, texture, pitch);
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	417 renderdata->glEnable(data->type);
5159 307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer. Sam Lantinga <slouken@libsdl.org> parents: 5157 diff changeset	418 renderdata->glBindTexture(data->type, data->texture);
5052 4cb4b18cbae3 Fixed bug #1028 Sam Lantinga <slouken@libsdl.org> parents: 4990 diff changeset	419
4cb4b18cbae3 Fixed bug #1028 Sam Lantinga <slouken@libsdl.org> parents: 4990 diff changeset	420 if( rect->w * bpp == pitch ) {
4cb4b18cbae3 Fixed bug #1028 Sam Lantinga <slouken@libsdl.org> parents: 4990 diff changeset	421 temp_buffer = (void )pixels; / No need to reformat */
4cb4b18cbae3 Fixed bug #1028 Sam Lantinga <slouken@libsdl.org> parents: 4990 diff changeset	422 } else {
4cb4b18cbae3 Fixed bug #1028 Sam Lantinga <slouken@libsdl.org> parents: 4990 diff changeset	423 /* Reformatting of mem area required */
4cb4b18cbae3 Fixed bug #1028 Sam Lantinga <slouken@libsdl.org> parents: 4990 diff changeset	424 temp_buffer = SDL_malloc(rect->w * rect->h * bpp);
4cb4b18cbae3 Fixed bug #1028 Sam Lantinga <slouken@libsdl.org> parents: 4990 diff changeset	425 temp_ptr = temp_buffer;
4cb4b18cbae3 Fixed bug #1028 Sam Lantinga <slouken@libsdl.org> parents: 4990 diff changeset	426 for (i = 0; i < rect->h; i++) {
4cb4b18cbae3 Fixed bug #1028 Sam Lantinga <slouken@libsdl.org> parents: 4990 diff changeset	427 SDL_memcpy(temp_ptr, pixels, rect->w * bpp);
4cb4b18cbae3 Fixed bug #1028 Sam Lantinga <slouken@libsdl.org> parents: 4990 diff changeset	428 temp_ptr += rect->w * bpp;
4cb4b18cbae3 Fixed bug #1028 Sam Lantinga <slouken@libsdl.org> parents: 4990 diff changeset	429 pixels += pitch;
4cb4b18cbae3 Fixed bug #1028 Sam Lantinga <slouken@libsdl.org> parents: 4990 diff changeset	430 }
4cb4b18cbae3 Fixed bug #1028 Sam Lantinga <slouken@libsdl.org> parents: 4990 diff changeset	431 }
4cb4b18cbae3 Fixed bug #1028 Sam Lantinga <slouken@libsdl.org> parents: 4990 diff changeset	432
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	433 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	434 rect->h, data->format, data->formattype,
5052 4cb4b18cbae3 Fixed bug #1028 Sam Lantinga <slouken@libsdl.org> parents: 4990 diff changeset	435 temp_buffer);
4cb4b18cbae3 Fixed bug #1028 Sam Lantinga <slouken@libsdl.org> parents: 4990 diff changeset	436
4cb4b18cbae3 Fixed bug #1028 Sam Lantinga <slouken@libsdl.org> parents: 4990 diff changeset	437 if( temp_buffer != pixels ) {
4cb4b18cbae3 Fixed bug #1028 Sam Lantinga <slouken@libsdl.org> parents: 4990 diff changeset	438 SDL_free(temp_buffer);
4cb4b18cbae3 Fixed bug #1028 Sam Lantinga <slouken@libsdl.org> parents: 4990 diff changeset	439 }
4cb4b18cbae3 Fixed bug #1028 Sam Lantinga <slouken@libsdl.org> parents: 4990 diff changeset	440
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	441 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	442 result = renderdata->glGetError();
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	443 if (result != GL_NO_ERROR) {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	444 GLES_SetError("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	445 return -1;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	446 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	447 return 0;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	448 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	449
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	450 static int
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	451 GLES_LockTexture(SDL_Renderer * renderer, SDL_Texture * texture,
5159 307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer. Sam Lantinga <slouken@libsdl.org> parents: 5157 diff changeset	452 const SDL_Rect * rect, void *pixels, int pitch)
2739 68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	453 {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	454 GLES_TextureData data = (GLES_TextureData ) texture->driverdata;
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	455
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	456 *pixels =
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.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 (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	458 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	459 *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	460 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	461 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.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
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	463 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	464 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	465 {
5159 307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer. Sam Lantinga <slouken@libsdl.org> parents: 5157 diff changeset	466 GLES_RenderData renderdata = (GLES_RenderData ) renderer->driverdata;
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer. Sam Lantinga <slouken@libsdl.org> parents: 5157 diff changeset	467 GLES_TextureData data = (GLES_TextureData ) texture->driverdata;
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer. Sam Lantinga <slouken@libsdl.org> parents: 5157 diff changeset	468
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer. Sam Lantinga <slouken@libsdl.org> parents: 5157 diff changeset	469 GLES_ActivateRenderer(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	470
5159 307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer. Sam Lantinga <slouken@libsdl.org> parents: 5157 diff changeset	471 SetupTextureUpdate(renderdata, texture, data->pitch);
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer. Sam Lantinga <slouken@libsdl.org> parents: 5157 diff changeset	472 renderdata->glEnable(data->type);
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer. Sam Lantinga <slouken@libsdl.org> parents: 5157 diff changeset	473 renderdata->glBindTexture(data->type, data->texture);
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer. Sam Lantinga <slouken@libsdl.org> parents: 5157 diff changeset	474 renderdata->glTexSubImage2D(data->type, 0, 0, 0, texture->w,
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer. Sam Lantinga <slouken@libsdl.org> parents: 5157 diff changeset	475 texture->h, data->format, data->formattype,
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer. Sam Lantinga <slouken@libsdl.org> parents: 5157 diff changeset	476 data->pixels);
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer. Sam Lantinga <slouken@libsdl.org> parents: 5157 diff changeset	477 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	478 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	479
2936 066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	480 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	481 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	482 {
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	483 if (blendMode != data->blendMode) {
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	484 switch (blendMode) {
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	485 case SDL_BLENDMODE_NONE:
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	486 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	487 data->glDisable(GL_BLEND);
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	488 break;
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	489 case SDL_BLENDMODE_BLEND:
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	490 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	491 data->glEnable(GL_BLEND);
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	492 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	493 break;
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	494 case SDL_BLENDMODE_ADD:
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	495 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	496 data->glEnable(GL_BLEND);
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	497 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	498 break;
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	499 }
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	500 data->blendMode = blendMode;
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	501 }
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	502 }
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	503
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	504 static int
3641 1e2e19d51265 Fixed iPhone build Sam Lantinga <slouken@libsdl.org> parents: 3547 diff changeset	505 GLES_RenderDrawPoints(SDL_Renderer * renderer, const SDL_Point * points,
1e2e19d51265 Fixed iPhone build Sam Lantinga <slouken@libsdl.org> parents: 3547 diff changeset	506 int count)
2936 066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	507 {
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	508 GLES_RenderData data = (GLES_RenderData ) renderer->driverdata;
3547 8b18669c2663 Fixed building on iPhone Sam Lantinga <slouken@libsdl.org> parents: 3536 diff changeset	509 int i;
8b18669c2663 Fixed building on iPhone Sam Lantinga <slouken@libsdl.org> parents: 3536 diff changeset	510 GLshort *vertices;
2936 066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	511
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	512 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	513
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	514 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	515
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	516 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	517 (GLfloat) renderer->g * inv255f,
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	518 (GLfloat) renderer->b * inv255f,
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	519 (GLfloat) renderer->a * inv255f);
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	520
3547 8b18669c2663 Fixed building on iPhone Sam Lantinga <slouken@libsdl.org> parents: 3536 diff changeset	521 vertices = SDL_stack_alloc(GLshort, count*2);
8b18669c2663 Fixed building on iPhone Sam Lantinga <slouken@libsdl.org> parents: 3536 diff changeset	522 for (i = 0; i < count; ++i) {
8b18669c2663 Fixed building on iPhone Sam Lantinga <slouken@libsdl.org> parents: 3536 diff changeset	523 vertices[2*i+0] = (GLshort)points[i].x;
8b18669c2663 Fixed building on iPhone Sam Lantinga <slouken@libsdl.org> parents: 3536 diff changeset	524 vertices[2*i+1] = (GLshort)points[i].y;
8b18669c2663 Fixed building on iPhone Sam Lantinga <slouken@libsdl.org> parents: 3536 diff changeset	525 }
8b18669c2663 Fixed building on iPhone Sam Lantinga <slouken@libsdl.org> parents: 3536 diff changeset	526 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	527 data->glDrawArrays(GL_POINTS, 0, count);
3547 8b18669c2663 Fixed building on iPhone Sam Lantinga <slouken@libsdl.org> parents: 3536 diff changeset	528 SDL_stack_free(vertices);
2964 0faae272a372 indent Sam Lantinga <slouken@libsdl.org> parents: 2949 diff changeset	529
2936 066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	530 return 0;
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	531 }
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	532
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	533 static int
3641 1e2e19d51265 Fixed iPhone build Sam Lantinga <slouken@libsdl.org> parents: 3547 diff changeset	534 GLES_RenderDrawLines(SDL_Renderer * renderer, const SDL_Point * points,
1e2e19d51265 Fixed iPhone build Sam Lantinga <slouken@libsdl.org> parents: 3547 diff changeset	535 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	536 {
2936 066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	537 GLES_RenderData data = (GLES_RenderData ) renderer->driverdata;
3547 8b18669c2663 Fixed building on iPhone Sam Lantinga <slouken@libsdl.org> parents: 3536 diff changeset	538 int i;
8b18669c2663 Fixed building on iPhone Sam Lantinga <slouken@libsdl.org> parents: 3536 diff changeset	539 GLshort *vertices;
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	540
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	541 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	542
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	543 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	544
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	545 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	546 (GLfloat) renderer->g * inv255f,
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	547 (GLfloat) renderer->b * inv255f,
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	548 (GLfloat) renderer->a * inv255f);
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	549
3547 8b18669c2663 Fixed building on iPhone Sam Lantinga <slouken@libsdl.org> parents: 3536 diff changeset	550 vertices = SDL_stack_alloc(GLshort, count*2);
8b18669c2663 Fixed building on iPhone Sam Lantinga <slouken@libsdl.org> parents: 3536 diff changeset	551 for (i = 0; i < count; ++i) {
8b18669c2663 Fixed building on iPhone Sam Lantinga <slouken@libsdl.org> parents: 3536 diff changeset	552 vertices[2*i+0] = (GLshort)points[i].x;
8b18669c2663 Fixed building on iPhone Sam Lantinga <slouken@libsdl.org> parents: 3536 diff changeset	553 vertices[2*i+1] = (GLshort)points[i].y;
8b18669c2663 Fixed building on iPhone Sam Lantinga <slouken@libsdl.org> parents: 3536 diff changeset	554 }
8b18669c2663 Fixed building on iPhone Sam Lantinga <slouken@libsdl.org> parents: 3536 diff changeset	555 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	556 if (count > 2 &&
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	557 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	558 /* 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	559 --count;
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	560 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	561 } else {
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	562 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	563 }
3547 8b18669c2663 Fixed building on iPhone Sam Lantinga <slouken@libsdl.org> parents: 3536 diff changeset	564 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	565
2936 066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	566 return 0;
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	567 }
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	568
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	569 static int
3641 1e2e19d51265 Fixed iPhone build Sam Lantinga <slouken@libsdl.org> parents: 3547 diff changeset	570 GLES_RenderFillRects(SDL_Renderer * renderer, const SDL_Rect ** rects,
1e2e19d51265 Fixed iPhone build Sam Lantinga <slouken@libsdl.org> parents: 3547 diff changeset	571 int count)
2936 066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	572 {
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	573 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	574 int i;
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	575
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	576 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	577
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	578 GLES_SetBlendMode(data, renderer->blendMode);
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	579
2936 066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	580 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	581 (GLfloat) renderer->g * inv255f,
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	582 (GLfloat) renderer->b * inv255f,
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	583 (GLfloat) renderer->a * inv255f);
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	584
3536 0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	585 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	586 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	587 GLshort minx = rect->x;
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	588 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	589 GLshort miny = rect->y;
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	590 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	591 GLshort vertices[8];
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	592 vertices[0] = minx;
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	593 vertices[1] = miny;
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	594 vertices[2] = maxx;
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	595 vertices[3] = miny;
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	596 vertices[4] = minx;
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	597 vertices[5] = maxy;
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	598 vertices[6] = maxx;
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	599 vertices[7] = maxy;
2964 0faae272a372 indent Sam Lantinga <slouken@libsdl.org> parents: 2949 diff changeset	600
3536 0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	601 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	602 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	603 }
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	604
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	605 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	606 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	607
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	608 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	609 GLES_RenderCopy(SDL_Renderer * renderer, SDL_Texture * texture,
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	610 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	611 {
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	612
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	613 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	614 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	615 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	616 GLfloat minu, maxu, minv, maxv;
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	617 int i;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	618 void temp_buffer; / used for reformatting dirty rect pixels */
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	619 void *temp_ptr;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	620
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	621 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	622
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	623 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	624
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	625 data->glBindTexture(texturedata->type, texturedata->texture);
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	626
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	627 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	628 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	629 (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	630 (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	631 (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	632 } 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	633 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	634 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	635
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	636 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	637
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	638 if (data->GL_OES_draw_texture_supported && data->useDrawTexture) {
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	639 /* 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	640 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	641 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	642 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	643
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	644 SDL_GetWindowSize(window, &w, &h);
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	645 cropRect[0] = srcrect->x;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	646 cropRect[1] = srcrect->y + srcrect->h;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	647 cropRect[2] = srcrect->w;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	648 cropRect[3] = -srcrect->h;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	649 data->glTexParameteriv(GL_TEXTURE_2D, GL_TEXTURE_CROP_RECT_OES,
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	650 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	651 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	652 dstrect->w, dstrect->h);
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	653 } else {
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	654
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	655 minx = dstrect->x;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	656 miny = dstrect->y;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	657 maxx = dstrect->x + dstrect->w;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	658 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	659
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	660 minu = (GLfloat) srcrect->x / texture->w;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	661 minu *= texturedata->texw;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	662 maxu = (GLfloat) (srcrect->x + srcrect->w) / texture->w;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	663 maxu *= texturedata->texw;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	664 minv = (GLfloat) srcrect->y / texture->h;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	665 minv *= texturedata->texh;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	666 maxv = (GLfloat) (srcrect->y + srcrect->h) / texture->h;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	667 maxv *= texturedata->texh;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	668
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	669 GLshort vertices[8];
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	670 GLfloat texCoords[8];
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	671
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	672 vertices[0] = minx;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	673 vertices[1] = miny;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	674 vertices[2] = maxx;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	675 vertices[3] = miny;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	676 vertices[4] = minx;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	677 vertices[5] = maxy;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	678 vertices[6] = maxx;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	679 vertices[7] = maxy;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	680
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	681 texCoords[0] = minu;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	682 texCoords[1] = minv;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	683 texCoords[2] = maxu;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	684 texCoords[3] = minv;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	685 texCoords[4] = minu;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	686 texCoords[5] = maxv;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	687 texCoords[6] = maxu;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	688 texCoords[7] = maxv;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	689
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	690 data->glVertexPointer(2, GL_SHORT, 0, vertices);
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	691 data->glTexCoordPointer(2, GL_FLOAT, 0, texCoords);
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	692 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	693 }
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	694
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	695 data->glDisable(GL_TEXTURE_2D);
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	696
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	697 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	698 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	699
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	700 static void
3139 7f684f249ec9 indent Sam Lantinga <slouken@libsdl.org> parents: 3122 diff changeset	701 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	702 {
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	703 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	704
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	705 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	706 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	707
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	708 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	709 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	710 {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.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 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	712
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	713 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	714
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	715 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	716 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	717 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.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 if (data->texture) {
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	719 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	720 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	721 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	722 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	723 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.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 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	725 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	726 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.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
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.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 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	729 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	730 {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.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 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	732
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	733 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	734 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	735 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	736 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	737 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	738 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	739 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	740 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	741
3099 82e60908fab1 Date: Mon, 23 Mar 2009 09:17:24 +0200 Sam Lantinga <slouken@libsdl.org> parents: 2964 diff changeset	742 #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	743
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	744 /* vi: set ts=4 sw=4 expandtab: */

Mercurial > sdl-ios-xcode

annotate src/render/opengles/SDL_renderer_gles.c @ 5164:1bd1e62e648d