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

annotate src/render/opengles/SDL_render_gles.c @ 5207:daa5463466c5

Fixed building on Android, added SDL_opengles2.h, removed unnecessary SDL_glesfuncs.h

author	Sam Lantinga <slouken@libsdl.org>
date	Sun, 06 Feb 2011 02:35:14 -0800
parents	25ffd4e5255c
children	115fff0641ee

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
5204 523409574510 Added an OpenGL ES 2.0 renderer, contributed by itsnotabigtruck Sam Lantinga <slouken@libsdl.org> parents: 5198 diff changeset	74 SDL_RenderDriver GLES_RenderDriver = {
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	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 {
5206 25ffd4e5255c Minor consistency cleanup and documentation link update. Sam Lantinga <slouken@libsdl.org> parents: 5204 diff changeset	77 "opengles",
25ffd4e5255c Minor consistency cleanup and documentation link update. Sam Lantinga <slouken@libsdl.org> parents: 5204 diff changeset	78 (SDL_RENDERER_ACCELERATED \| SDL_RENDERER_PRESENTVSYNC),
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
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	91 SDL_bool useDrawTexture;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	92 SDL_bool GL_OES_draw_texture_supported;
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	93 } 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	94
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	95 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	96 {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	97 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	98 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	99 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	100 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	101 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	102 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	103 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	104 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	105 } 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	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 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	108 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	109 {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.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 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	111
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.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 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	113 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	114 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	115 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	116 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	117 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	118 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	119 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	120 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	121 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	122 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	123 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	124 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	125 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	126 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	127 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	128 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	129 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	130 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	131 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	132 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	133 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	134 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	135 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	136 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	137 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	138 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	139 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	140
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	141 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	142 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	143 {
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	144
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	145 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	146 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	147 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	148 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	149
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	150 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	151 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	152 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	153 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	154 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	155 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	156
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	157 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	158 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	159 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	160 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	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 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	164 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	165 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	166 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	167 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	168 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	169
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	170 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	171 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	172 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	173 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	174 renderer->UnlockTexture = GLES_UnlockTexture;
3641 1e2e19d51265 Fixed iPhone build Sam Lantinga <slouken@libsdl.org> parents: 3547 diff changeset	175 renderer->RenderDrawPoints = GLES_RenderDrawPoints;
1e2e19d51265 Fixed iPhone build Sam Lantinga <slouken@libsdl.org> parents: 3547 diff changeset	176 renderer->RenderDrawLines = GLES_RenderDrawLines;
1e2e19d51265 Fixed iPhone build Sam Lantinga <slouken@libsdl.org> parents: 3547 diff changeset	177 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	178 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	179 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	180 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	181 renderer->DestroyRenderer = GLES_DestroyRenderer;
5204 523409574510 Added an OpenGL ES 2.0 renderer, contributed by itsnotabigtruck Sam Lantinga <slouken@libsdl.org> parents: 5198 diff changeset	182 renderer->info = GLES_RenderDriver.info;
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	183 renderer->driverdata = data;
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	184
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	185 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	186
3688 6512cba48440 Fixed Cocoa and OpenGL builds Sam Lantinga <slouken@libsdl.org> parents: 3685 diff changeset	187 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	188 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	189 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	190 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	191 }
3688 6512cba48440 Fixed Cocoa and OpenGL builds Sam Lantinga <slouken@libsdl.org> parents: 3685 diff changeset	192 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	193 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	194 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	195 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	196
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	197 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	198 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	199 } 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	200 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	201 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.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 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	203 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	204 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	205
3161 494559cc723b OpenPandora support added by David Carré Sam Lantinga <slouken@libsdl.org> parents: 3139 diff changeset	206 #if SDL_VIDEO_DRIVER_PANDORA
494559cc723b OpenPandora support added by David Carré Sam Lantinga <slouken@libsdl.org> parents: 3139 diff changeset	207 data->GL_OES_draw_texture_supported = SDL_FALSE;
494559cc723b OpenPandora support added by David Carré Sam Lantinga <slouken@libsdl.org> parents: 3139 diff changeset	208 data->useDrawTexture = SDL_FALSE;
494559cc723b OpenPandora support added by David Carré Sam Lantinga <slouken@libsdl.org> parents: 3139 diff changeset	209 #else
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	210 if (SDL_GL_ExtensionSupported("GL_OES_draw_texture")) {
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	211 data->GL_OES_draw_texture_supported = SDL_TRUE;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	212 data->useDrawTexture = SDL_TRUE;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	213 } else {
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	214 data->GL_OES_draw_texture_supported = SDL_FALSE;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	215 data->useDrawTexture = SDL_FALSE;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	216 }
3161 494559cc723b OpenPandora support added by David Carré Sam Lantinga <slouken@libsdl.org> parents: 3139 diff changeset	217 #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	218
5207 daa5463466c5 Fixed building on Android, added SDL_opengles2.h, removed unnecessary SDL_glesfuncs.h Sam Lantinga <slouken@libsdl.org> parents: 5206 diff changeset	219 glGetIntegerv(GL_MAX_TEXTURE_SIZE, &value);
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	220 renderer->info.max_texture_width = value;
5207 daa5463466c5 Fixed building on Android, added SDL_opengles2.h, removed unnecessary SDL_glesfuncs.h Sam Lantinga <slouken@libsdl.org> parents: 5206 diff changeset	221 glGetIntegerv(GL_MAX_TEXTURE_SIZE, &value);
2739 68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	222 renderer->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	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 /* 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	225 data->blendMode = -1;
5207 daa5463466c5 Fixed building on Android, added SDL_opengles2.h, removed unnecessary SDL_glesfuncs.h Sam Lantinga <slouken@libsdl.org> parents: 5206 diff changeset	226 glDisable(GL_DEPTH_TEST);
daa5463466c5 Fixed building on Android, added SDL_opengles2.h, removed unnecessary SDL_glesfuncs.h Sam Lantinga <slouken@libsdl.org> parents: 5206 diff changeset	227 glDisable(GL_CULL_FACE);
2739 68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	228 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	229
5207 daa5463466c5 Fixed building on Android, added SDL_opengles2.h, removed unnecessary SDL_glesfuncs.h Sam Lantinga <slouken@libsdl.org> parents: 5206 diff changeset	230 glEnableClientState(GL_VERTEX_ARRAY);
daa5463466c5 Fixed building on Android, added SDL_opengles2.h, removed unnecessary SDL_glesfuncs.h Sam Lantinga <slouken@libsdl.org> parents: 5206 diff changeset	231 glEnableClientState(GL_TEXTURE_COORD_ARRAY);
5053 b5b42be9333c Fixed bug #1026 Sam Lantinga <slouken@libsdl.org> parents: 5052 diff changeset	232
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	233 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	234 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	235
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	236 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	237
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	238 static int
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	239 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	240 {
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	241 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	242 SDL_Window *window = renderer->window;
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	243
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	244 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	245 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	246 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	247 }
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	248 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	249 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.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 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	251 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	252
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	253 SDL_GetWindowSize(window, &w, &h);
5207 daa5463466c5 Fixed building on Android, added SDL_opengles2.h, removed unnecessary SDL_glesfuncs.h Sam Lantinga <slouken@libsdl.org> parents: 5206 diff changeset	254 glMatrixMode(GL_PROJECTION);
daa5463466c5 Fixed building on Android, added SDL_opengles2.h, removed unnecessary SDL_glesfuncs.h Sam Lantinga <slouken@libsdl.org> parents: 5206 diff changeset	255 glLoadIdentity();
daa5463466c5 Fixed building on Android, added SDL_opengles2.h, removed unnecessary SDL_glesfuncs.h Sam Lantinga <slouken@libsdl.org> parents: 5206 diff changeset	256 glMatrixMode(GL_MODELVIEW);
daa5463466c5 Fixed building on Android, added SDL_opengles2.h, removed unnecessary SDL_glesfuncs.h Sam Lantinga <slouken@libsdl.org> parents: 5206 diff changeset	257 glLoadIdentity();
daa5463466c5 Fixed building on Android, added SDL_opengles2.h, removed unnecessary SDL_glesfuncs.h Sam Lantinga <slouken@libsdl.org> parents: 5206 diff changeset	258 glViewport(0, 0, w, h);
daa5463466c5 Fixed building on Android, added SDL_opengles2.h, removed unnecessary SDL_glesfuncs.h Sam Lantinga <slouken@libsdl.org> parents: 5206 diff changeset	259 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	260 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	261 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	262 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	263 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	264
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	265 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	266 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	267 {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	268 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	269
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	270 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	271 /* 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	272 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	273 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	274 }
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	275 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	276
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	277 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	278 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	279 {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	280 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	281
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	282 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	283 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	284 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.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 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	286 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	287
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	288 static int
3139 7f684f249ec9 indent Sam Lantinga <slouken@libsdl.org> parents: 3122 diff changeset	289 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	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 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	292 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	293 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	294 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	295 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	296 GLenum result;
3099 82e60908fab1 Date: Mon, 23 Mar 2009 09:17:24 +0200 Sam Lantinga <slouken@libsdl.org> parents: 2964 diff changeset	297
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	298 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	299
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	300 switch (texture->format) {
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	301 case SDL_PIXELFORMAT_ABGR8888:
3139 7f684f249ec9 indent Sam Lantinga <slouken@libsdl.org> parents: 3122 diff changeset	302 internalFormat = GL_RGBA;
7f684f249ec9 indent Sam Lantinga <slouken@libsdl.org> parents: 3122 diff changeset	303 format = GL_RGBA;
7f684f249ec9 indent Sam Lantinga <slouken@libsdl.org> parents: 3122 diff changeset	304 type = GL_UNSIGNED_BYTE;
7f684f249ec9 indent Sam Lantinga <slouken@libsdl.org> parents: 3122 diff changeset	305 break;
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	306 default:
5206 25ffd4e5255c Minor consistency cleanup and documentation link update. Sam Lantinga <slouken@libsdl.org> parents: 5204 diff changeset	307 SDL_SetError("Texture format not supported");
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	308 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	309 }
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	310
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	311 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	312 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	313 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	314 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	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 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	318 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	319 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	320 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	321 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	322 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	323 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	324 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	325 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	326
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	327 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	328
5207 daa5463466c5 Fixed building on Android, added SDL_opengles2.h, removed unnecessary SDL_glesfuncs.h Sam Lantinga <slouken@libsdl.org> parents: 5206 diff changeset	329 glGetError();
daa5463466c5 Fixed building on Android, added SDL_opengles2.h, removed unnecessary SDL_glesfuncs.h Sam Lantinga <slouken@libsdl.org> parents: 5206 diff changeset	330 glEnable(GL_TEXTURE_2D);
daa5463466c5 Fixed building on Android, added SDL_opengles2.h, removed unnecessary SDL_glesfuncs.h Sam Lantinga <slouken@libsdl.org> parents: 5206 diff changeset	331 glGenTextures(1, &data->texture);
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	332
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	333 data->type = GL_TEXTURE_2D;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	334 /* no NPOV textures allowed in OpenGL ES (yet) */
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	335 texture_w = power_of_2(texture->w);
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	336 texture_h = power_of_2(texture->h);
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	337 data->texw = (GLfloat) texture->w / texture_w;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	338 data->texh = (GLfloat) texture->h / texture_h;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	339
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	340 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	341 data->formattype = type;
5207 daa5463466c5 Fixed building on Android, added SDL_opengles2.h, removed unnecessary SDL_glesfuncs.h Sam Lantinga <slouken@libsdl.org> parents: 5206 diff changeset	342 glBindTexture(data->type, data->texture);
daa5463466c5 Fixed building on Android, added SDL_opengles2.h, removed unnecessary SDL_glesfuncs.h Sam Lantinga <slouken@libsdl.org> parents: 5206 diff changeset	343 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	344 GL_LINEAR);
5207 daa5463466c5 Fixed building on Android, added SDL_opengles2.h, removed unnecessary SDL_glesfuncs.h Sam Lantinga <slouken@libsdl.org> parents: 5206 diff changeset	345 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	346 GL_LINEAR);
5207 daa5463466c5 Fixed building on Android, added SDL_opengles2.h, removed unnecessary SDL_glesfuncs.h Sam Lantinga <slouken@libsdl.org> parents: 5206 diff changeset	347 glTexParameteri(data->type, GL_TEXTURE_WRAP_S,
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	348 GL_CLAMP_TO_EDGE);
5207 daa5463466c5 Fixed building on Android, added SDL_opengles2.h, removed unnecessary SDL_glesfuncs.h Sam Lantinga <slouken@libsdl.org> parents: 5206 diff changeset	349 glTexParameteri(data->type, GL_TEXTURE_WRAP_T,
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	350 GL_CLAMP_TO_EDGE);
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	351
5207 daa5463466c5 Fixed building on Android, added SDL_opengles2.h, removed unnecessary SDL_glesfuncs.h Sam Lantinga <slouken@libsdl.org> parents: 5206 diff changeset	352 glTexImage2D(data->type, 0, internalFormat, texture_w,
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	353 texture_h, 0, format, type, NULL);
5207 daa5463466c5 Fixed building on Android, added SDL_opengles2.h, removed unnecessary SDL_glesfuncs.h Sam Lantinga <slouken@libsdl.org> parents: 5206 diff changeset	354 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	355
5207 daa5463466c5 Fixed building on Android, added SDL_opengles2.h, removed unnecessary SDL_glesfuncs.h Sam Lantinga <slouken@libsdl.org> parents: 5206 diff changeset	356 result = glGetError();
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	357 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	358 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	359 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	360 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.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 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	362 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	363
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	364 static int
3139 7f684f249ec9 indent Sam Lantinga <slouken@libsdl.org> parents: 3122 diff changeset	365 GLES_UpdateTexture(SDL_Renderer * renderer, SDL_Texture * texture,
7f684f249ec9 indent Sam Lantinga <slouken@libsdl.org> parents: 3122 diff changeset	366 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	367 {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	368 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	369 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	370 GLenum result;
5052 4cb4b18cbae3 Fixed bug #1028 Sam Lantinga <slouken@libsdl.org> parents: 4990 diff changeset	371 int bpp = SDL_BYTESPERPIXEL(texture->format);
4cb4b18cbae3 Fixed bug #1028 Sam Lantinga <slouken@libsdl.org> parents: 4990 diff changeset	372 void * temp_buffer;
4cb4b18cbae3 Fixed bug #1028 Sam Lantinga <slouken@libsdl.org> parents: 4990 diff changeset	373 void * temp_ptr;
4cb4b18cbae3 Fixed bug #1028 Sam Lantinga <slouken@libsdl.org> parents: 4990 diff changeset	374 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	375
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	376 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	377
5207 daa5463466c5 Fixed building on Android, added SDL_opengles2.h, removed unnecessary SDL_glesfuncs.h Sam Lantinga <slouken@libsdl.org> parents: 5206 diff changeset	378 glGetError();
daa5463466c5 Fixed building on Android, added SDL_opengles2.h, removed unnecessary SDL_glesfuncs.h Sam Lantinga <slouken@libsdl.org> parents: 5206 diff changeset	379 glPixelStorei(GL_UNPACK_ALIGNMENT, 1);
daa5463466c5 Fixed building on Android, added SDL_opengles2.h, removed unnecessary SDL_glesfuncs.h Sam Lantinga <slouken@libsdl.org> parents: 5206 diff changeset	380 glEnable(data->type);
daa5463466c5 Fixed building on Android, added SDL_opengles2.h, removed unnecessary SDL_glesfuncs.h Sam Lantinga <slouken@libsdl.org> parents: 5206 diff changeset	381 glBindTexture(data->type, data->texture);
5052 4cb4b18cbae3 Fixed bug #1028 Sam Lantinga <slouken@libsdl.org> parents: 4990 diff changeset	382
4cb4b18cbae3 Fixed bug #1028 Sam Lantinga <slouken@libsdl.org> parents: 4990 diff changeset	383 if( rect->w * bpp == pitch ) {
4cb4b18cbae3 Fixed bug #1028 Sam Lantinga <slouken@libsdl.org> parents: 4990 diff changeset	384 temp_buffer = (void )pixels; / No need to reformat */
4cb4b18cbae3 Fixed bug #1028 Sam Lantinga <slouken@libsdl.org> parents: 4990 diff changeset	385 } else {
4cb4b18cbae3 Fixed bug #1028 Sam Lantinga <slouken@libsdl.org> parents: 4990 diff changeset	386 /* Reformatting of mem area required */
4cb4b18cbae3 Fixed bug #1028 Sam Lantinga <slouken@libsdl.org> parents: 4990 diff changeset	387 temp_buffer = SDL_malloc(rect->w * rect->h * bpp);
4cb4b18cbae3 Fixed bug #1028 Sam Lantinga <slouken@libsdl.org> parents: 4990 diff changeset	388 temp_ptr = temp_buffer;
4cb4b18cbae3 Fixed bug #1028 Sam Lantinga <slouken@libsdl.org> parents: 4990 diff changeset	389 for (i = 0; i < rect->h; i++) {
4cb4b18cbae3 Fixed bug #1028 Sam Lantinga <slouken@libsdl.org> parents: 4990 diff changeset	390 SDL_memcpy(temp_ptr, pixels, rect->w * bpp);
4cb4b18cbae3 Fixed bug #1028 Sam Lantinga <slouken@libsdl.org> parents: 4990 diff changeset	391 temp_ptr += rect->w * bpp;
4cb4b18cbae3 Fixed bug #1028 Sam Lantinga <slouken@libsdl.org> parents: 4990 diff changeset	392 pixels += pitch;
4cb4b18cbae3 Fixed bug #1028 Sam Lantinga <slouken@libsdl.org> parents: 4990 diff changeset	393 }
4cb4b18cbae3 Fixed bug #1028 Sam Lantinga <slouken@libsdl.org> parents: 4990 diff changeset	394 }
4cb4b18cbae3 Fixed bug #1028 Sam Lantinga <slouken@libsdl.org> parents: 4990 diff changeset	395
5207 daa5463466c5 Fixed building on Android, added SDL_opengles2.h, removed unnecessary SDL_glesfuncs.h Sam Lantinga <slouken@libsdl.org> parents: 5206 diff changeset	396 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	397 rect->h, data->format, data->formattype,
5052 4cb4b18cbae3 Fixed bug #1028 Sam Lantinga <slouken@libsdl.org> parents: 4990 diff changeset	398 temp_buffer);
4cb4b18cbae3 Fixed bug #1028 Sam Lantinga <slouken@libsdl.org> parents: 4990 diff changeset	399
4cb4b18cbae3 Fixed bug #1028 Sam Lantinga <slouken@libsdl.org> parents: 4990 diff changeset	400 if( temp_buffer != pixels ) {
4cb4b18cbae3 Fixed bug #1028 Sam Lantinga <slouken@libsdl.org> parents: 4990 diff changeset	401 SDL_free(temp_buffer);
4cb4b18cbae3 Fixed bug #1028 Sam Lantinga <slouken@libsdl.org> parents: 4990 diff changeset	402 }
4cb4b18cbae3 Fixed bug #1028 Sam Lantinga <slouken@libsdl.org> parents: 4990 diff changeset	403
5207 daa5463466c5 Fixed building on Android, added SDL_opengles2.h, removed unnecessary SDL_glesfuncs.h Sam Lantinga <slouken@libsdl.org> parents: 5206 diff changeset	404 glDisable(data->type);
daa5463466c5 Fixed building on Android, added SDL_opengles2.h, removed unnecessary SDL_glesfuncs.h Sam Lantinga <slouken@libsdl.org> parents: 5206 diff changeset	405 result = glGetError();
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	406 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	407 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	408 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	409 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	410 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	411 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	412
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	413 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	414 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	415 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	416 {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	417 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	418
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	419 *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	420 (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	421 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	422 *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	423 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	424 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	425
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	426 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	427 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	428 {
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	429 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	430 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	431
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	432 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	433
5207 daa5463466c5 Fixed building on Android, added SDL_opengles2.h, removed unnecessary SDL_glesfuncs.h Sam Lantinga <slouken@libsdl.org> parents: 5206 diff changeset	434 glPixelStorei(GL_UNPACK_ALIGNMENT, 1);
daa5463466c5 Fixed building on Android, added SDL_opengles2.h, removed unnecessary SDL_glesfuncs.h Sam Lantinga <slouken@libsdl.org> parents: 5206 diff changeset	435 glEnable(data->type);
daa5463466c5 Fixed building on Android, added SDL_opengles2.h, removed unnecessary SDL_glesfuncs.h Sam Lantinga <slouken@libsdl.org> parents: 5206 diff changeset	436 glBindTexture(data->type, data->texture);
daa5463466c5 Fixed building on Android, added SDL_opengles2.h, removed unnecessary SDL_glesfuncs.h Sam Lantinga <slouken@libsdl.org> parents: 5206 diff changeset	437 glTexSubImage2D(data->type, 0, 0, 0, texture->w,
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	438 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	439 data->pixels);
5207 daa5463466c5 Fixed building on Android, added SDL_opengles2.h, removed unnecessary SDL_glesfuncs.h Sam Lantinga <slouken@libsdl.org> parents: 5206 diff changeset	440 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	441 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	442
2936 066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	443 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	444 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	445 {
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	446 if (blendMode != data->blendMode) {
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	447 switch (blendMode) {
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	448 case SDL_BLENDMODE_NONE:
5207 daa5463466c5 Fixed building on Android, added SDL_opengles2.h, removed unnecessary SDL_glesfuncs.h Sam Lantinga <slouken@libsdl.org> parents: 5206 diff changeset	449 glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
daa5463466c5 Fixed building on Android, added SDL_opengles2.h, removed unnecessary SDL_glesfuncs.h Sam Lantinga <slouken@libsdl.org> parents: 5206 diff changeset	450 glDisable(GL_BLEND);
2936 066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	451 break;
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	452 case SDL_BLENDMODE_BLEND:
5207 daa5463466c5 Fixed building on Android, added SDL_opengles2.h, removed unnecessary SDL_glesfuncs.h Sam Lantinga <slouken@libsdl.org> parents: 5206 diff changeset	453 glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
daa5463466c5 Fixed building on Android, added SDL_opengles2.h, removed unnecessary SDL_glesfuncs.h Sam Lantinga <slouken@libsdl.org> parents: 5206 diff changeset	454 glEnable(GL_BLEND);
daa5463466c5 Fixed building on Android, added SDL_opengles2.h, removed unnecessary SDL_glesfuncs.h Sam Lantinga <slouken@libsdl.org> parents: 5206 diff changeset	455 glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
2936 066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	456 break;
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	457 case SDL_BLENDMODE_ADD:
5207 daa5463466c5 Fixed building on Android, added SDL_opengles2.h, removed unnecessary SDL_glesfuncs.h Sam Lantinga <slouken@libsdl.org> parents: 5206 diff changeset	458 glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
daa5463466c5 Fixed building on Android, added SDL_opengles2.h, removed unnecessary SDL_glesfuncs.h Sam Lantinga <slouken@libsdl.org> parents: 5206 diff changeset	459 glEnable(GL_BLEND);
daa5463466c5 Fixed building on Android, added SDL_opengles2.h, removed unnecessary SDL_glesfuncs.h Sam Lantinga <slouken@libsdl.org> parents: 5206 diff changeset	460 glBlendFunc(GL_SRC_ALPHA, GL_ONE);
2936 066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	461 break;
5187 d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME Sam Lantinga <slouken@libsdl.org> parents: 5169 diff changeset	462 case SDL_BLENDMODE_MOD:
5207 daa5463466c5 Fixed building on Android, added SDL_opengles2.h, removed unnecessary SDL_glesfuncs.h Sam Lantinga <slouken@libsdl.org> parents: 5206 diff changeset	463 glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
daa5463466c5 Fixed building on Android, added SDL_opengles2.h, removed unnecessary SDL_glesfuncs.h Sam Lantinga <slouken@libsdl.org> parents: 5206 diff changeset	464 glEnable(GL_BLEND);
daa5463466c5 Fixed building on Android, added SDL_opengles2.h, removed unnecessary SDL_glesfuncs.h Sam Lantinga <slouken@libsdl.org> parents: 5206 diff changeset	465 glBlendFunc(GL_ZERO, GL_SRC_COLOR);
5187 d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME Sam Lantinga <slouken@libsdl.org> parents: 5169 diff changeset	466 break;
2936 066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	467 }
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	468 data->blendMode = blendMode;
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	469 }
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	470 }
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	471
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	472 static int
3641 1e2e19d51265 Fixed iPhone build Sam Lantinga <slouken@libsdl.org> parents: 3547 diff changeset	473 GLES_RenderDrawPoints(SDL_Renderer * renderer, const SDL_Point * points,
1e2e19d51265 Fixed iPhone build Sam Lantinga <slouken@libsdl.org> parents: 3547 diff changeset	474 int count)
2936 066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	475 {
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	476 GLES_RenderData data = (GLES_RenderData ) renderer->driverdata;
3547 8b18669c2663 Fixed building on iPhone Sam Lantinga <slouken@libsdl.org> parents: 3536 diff changeset	477 int i;
8b18669c2663 Fixed building on iPhone Sam Lantinga <slouken@libsdl.org> parents: 3536 diff changeset	478 GLshort *vertices;
2936 066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	479
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	480 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	481
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	482 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	483
5207 daa5463466c5 Fixed building on Android, added SDL_opengles2.h, removed unnecessary SDL_glesfuncs.h Sam Lantinga <slouken@libsdl.org> parents: 5206 diff changeset	484 glColor4f((GLfloat) renderer->r * inv255f,
2936 066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	485 (GLfloat) renderer->g * inv255f,
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	486 (GLfloat) renderer->b * inv255f,
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	487 (GLfloat) renderer->a * inv255f);
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	488
3547 8b18669c2663 Fixed building on iPhone Sam Lantinga <slouken@libsdl.org> parents: 3536 diff changeset	489 vertices = SDL_stack_alloc(GLshort, count*2);
8b18669c2663 Fixed building on iPhone Sam Lantinga <slouken@libsdl.org> parents: 3536 diff changeset	490 for (i = 0; i < count; ++i) {
8b18669c2663 Fixed building on iPhone Sam Lantinga <slouken@libsdl.org> parents: 3536 diff changeset	491 vertices[2*i+0] = (GLshort)points[i].x;
8b18669c2663 Fixed building on iPhone Sam Lantinga <slouken@libsdl.org> parents: 3536 diff changeset	492 vertices[2*i+1] = (GLshort)points[i].y;
8b18669c2663 Fixed building on iPhone Sam Lantinga <slouken@libsdl.org> parents: 3536 diff changeset	493 }
5207 daa5463466c5 Fixed building on Android, added SDL_opengles2.h, removed unnecessary SDL_glesfuncs.h Sam Lantinga <slouken@libsdl.org> parents: 5206 diff changeset	494 glVertexPointer(2, GL_SHORT, 0, vertices);
daa5463466c5 Fixed building on Android, added SDL_opengles2.h, removed unnecessary SDL_glesfuncs.h Sam Lantinga <slouken@libsdl.org> parents: 5206 diff changeset	495 glDrawArrays(GL_POINTS, 0, count);
3547 8b18669c2663 Fixed building on iPhone Sam Lantinga <slouken@libsdl.org> parents: 3536 diff changeset	496 SDL_stack_free(vertices);
2964 0faae272a372 indent Sam Lantinga <slouken@libsdl.org> parents: 2949 diff changeset	497
2936 066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	498 return 0;
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
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	501 static int
3641 1e2e19d51265 Fixed iPhone build Sam Lantinga <slouken@libsdl.org> parents: 3547 diff changeset	502 GLES_RenderDrawLines(SDL_Renderer * renderer, const SDL_Point * points,
1e2e19d51265 Fixed iPhone build Sam Lantinga <slouken@libsdl.org> parents: 3547 diff changeset	503 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	504 {
2936 066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	505 GLES_RenderData data = (GLES_RenderData ) renderer->driverdata;
3547 8b18669c2663 Fixed building on iPhone Sam Lantinga <slouken@libsdl.org> parents: 3536 diff changeset	506 int i;
8b18669c2663 Fixed building on iPhone Sam Lantinga <slouken@libsdl.org> parents: 3536 diff changeset	507 GLshort *vertices;
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	508
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	509 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	510
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	511 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	512
5207 daa5463466c5 Fixed building on Android, added SDL_opengles2.h, removed unnecessary SDL_glesfuncs.h Sam Lantinga <slouken@libsdl.org> parents: 5206 diff changeset	513 glColor4f((GLfloat) renderer->r * inv255f,
2936 066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	514 (GLfloat) renderer->g * inv255f,
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	515 (GLfloat) renderer->b * inv255f,
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	516 (GLfloat) renderer->a * inv255f);
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	517
3547 8b18669c2663 Fixed building on iPhone Sam Lantinga <slouken@libsdl.org> parents: 3536 diff changeset	518 vertices = SDL_stack_alloc(GLshort, count*2);
8b18669c2663 Fixed building on iPhone Sam Lantinga <slouken@libsdl.org> parents: 3536 diff changeset	519 for (i = 0; i < count; ++i) {
8b18669c2663 Fixed building on iPhone Sam Lantinga <slouken@libsdl.org> parents: 3536 diff changeset	520 vertices[2*i+0] = (GLshort)points[i].x;
8b18669c2663 Fixed building on iPhone Sam Lantinga <slouken@libsdl.org> parents: 3536 diff changeset	521 vertices[2*i+1] = (GLshort)points[i].y;
8b18669c2663 Fixed building on iPhone Sam Lantinga <slouken@libsdl.org> parents: 3536 diff changeset	522 }
5207 daa5463466c5 Fixed building on Android, added SDL_opengles2.h, removed unnecessary SDL_glesfuncs.h Sam Lantinga <slouken@libsdl.org> parents: 5206 diff changeset	523 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	524 if (count > 2 &&
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	525 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	526 /* 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	527 --count;
5207 daa5463466c5 Fixed building on Android, added SDL_opengles2.h, removed unnecessary SDL_glesfuncs.h Sam Lantinga <slouken@libsdl.org> parents: 5206 diff changeset	528 glDrawArrays(GL_LINE_LOOP, 0, count);
3536 0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	529 } else {
5207 daa5463466c5 Fixed building on Android, added SDL_opengles2.h, removed unnecessary SDL_glesfuncs.h Sam Lantinga <slouken@libsdl.org> parents: 5206 diff changeset	530 glDrawArrays(GL_LINE_STRIP, 0, count);
3536 0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	531 }
3547 8b18669c2663 Fixed building on iPhone Sam Lantinga <slouken@libsdl.org> parents: 3536 diff changeset	532 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	533
2936 066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	534 return 0;
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	535 }
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	536
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	537 static int
3641 1e2e19d51265 Fixed iPhone build Sam Lantinga <slouken@libsdl.org> parents: 3547 diff changeset	538 GLES_RenderFillRects(SDL_Renderer * renderer, const SDL_Rect ** rects,
1e2e19d51265 Fixed iPhone build Sam Lantinga <slouken@libsdl.org> parents: 3547 diff changeset	539 int count)
2936 066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	540 {
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	541 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	542 int i;
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	543
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	544 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	545
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	546 GLES_SetBlendMode(data, renderer->blendMode);
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	547
5207 daa5463466c5 Fixed building on Android, added SDL_opengles2.h, removed unnecessary SDL_glesfuncs.h Sam Lantinga <slouken@libsdl.org> parents: 5206 diff changeset	548 glColor4f((GLfloat) renderer->r * inv255f,
2936 066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	549 (GLfloat) renderer->g * inv255f,
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	550 (GLfloat) renderer->b * inv255f,
066384910f50 iPhone build compiles again (drawing routines need to be implemented) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	551 (GLfloat) renderer->a * inv255f);
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	552
3536 0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	553 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	554 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	555 GLshort minx = rect->x;
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	556 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	557 GLshort miny = rect->y;
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	558 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	559 GLshort vertices[8];
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	560 vertices[0] = minx;
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	561 vertices[1] = miny;
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	562 vertices[2] = maxx;
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	563 vertices[3] = miny;
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	564 vertices[4] = minx;
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	565 vertices[5] = maxy;
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	566 vertices[6] = maxx;
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	567 vertices[7] = maxy;
2964 0faae272a372 indent Sam Lantinga <slouken@libsdl.org> parents: 2949 diff changeset	568
5207 daa5463466c5 Fixed building on Android, added SDL_opengles2.h, removed unnecessary SDL_glesfuncs.h Sam Lantinga <slouken@libsdl.org> parents: 5206 diff changeset	569 glVertexPointer(2, GL_SHORT, 0, vertices);
daa5463466c5 Fixed building on Android, added SDL_opengles2.h, removed unnecessary SDL_glesfuncs.h Sam Lantinga <slouken@libsdl.org> parents: 5206 diff changeset	570 glDrawArrays(GL_TRIANGLE_STRIP, 0, 4);
3536 0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	571 }
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	572
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	573 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	574 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	575
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	576 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	577 GLES_RenderCopy(SDL_Renderer * renderer, SDL_Texture * texture,
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	578 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	579 {
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	580
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	581 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	582 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	583 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	584 GLfloat minu, maxu, minv, maxv;
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	585 int i;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	586 void temp_buffer; / used for reformatting dirty rect pixels */
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	587 void *temp_ptr;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	588
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	589 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	590
5207 daa5463466c5 Fixed building on Android, added SDL_opengles2.h, removed unnecessary SDL_glesfuncs.h Sam Lantinga <slouken@libsdl.org> parents: 5206 diff changeset	591 glEnable(GL_TEXTURE_2D);
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	592
5207 daa5463466c5 Fixed building on Android, added SDL_opengles2.h, removed unnecessary SDL_glesfuncs.h Sam Lantinga <slouken@libsdl.org> parents: 5206 diff changeset	593 glBindTexture(texturedata->type, texturedata->texture);
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	594
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	595 if (texture->modMode) {
5207 daa5463466c5 Fixed building on Android, added SDL_opengles2.h, removed unnecessary SDL_glesfuncs.h Sam Lantinga <slouken@libsdl.org> parents: 5206 diff changeset	596 glColor4f((GLfloat) texture->r * inv255f,
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	597 (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	598 (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	599 (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	600 } else {
5207 daa5463466c5 Fixed building on Android, added SDL_opengles2.h, removed unnecessary SDL_glesfuncs.h Sam Lantinga <slouken@libsdl.org> parents: 5206 diff changeset	601 glColor4f(1.0f, 1.0f, 1.0f, 1.0f);
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	602 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	603
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	604 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	605
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	606 if (data->GL_OES_draw_texture_supported && data->useDrawTexture) {
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	607 /* 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	608 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	609 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	610 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	611
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	612 SDL_GetWindowSize(window, &w, &h);
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	613 cropRect[0] = srcrect->x;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	614 cropRect[1] = srcrect->y + srcrect->h;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	615 cropRect[2] = srcrect->w;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	616 cropRect[3] = -srcrect->h;
5207 daa5463466c5 Fixed building on Android, added SDL_opengles2.h, removed unnecessary SDL_glesfuncs.h Sam Lantinga <slouken@libsdl.org> parents: 5206 diff changeset	617 glTexParameteriv(GL_TEXTURE_2D, GL_TEXTURE_CROP_RECT_OES,
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	618 cropRect);
5207 daa5463466c5 Fixed building on Android, added SDL_opengles2.h, removed unnecessary SDL_glesfuncs.h Sam Lantinga <slouken@libsdl.org> parents: 5206 diff changeset	619 glDrawTexiOES(dstrect->x, h - dstrect->y - dstrect->h, 0,
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	620 dstrect->w, dstrect->h);
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	621 } else {
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	622
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	623 minx = dstrect->x;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	624 miny = dstrect->y;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	625 maxx = dstrect->x + dstrect->w;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	626 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	627
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	628 minu = (GLfloat) srcrect->x / texture->w;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	629 minu *= texturedata->texw;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	630 maxu = (GLfloat) (srcrect->x + srcrect->w) / texture->w;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	631 maxu *= texturedata->texw;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	632 minv = (GLfloat) srcrect->y / texture->h;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	633 minv *= texturedata->texh;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	634 maxv = (GLfloat) (srcrect->y + srcrect->h) / texture->h;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	635 maxv *= texturedata->texh;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	636
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	637 GLshort vertices[8];
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	638 GLfloat texCoords[8];
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	639
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	640 vertices[0] = minx;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	641 vertices[1] = miny;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	642 vertices[2] = maxx;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	643 vertices[3] = miny;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	644 vertices[4] = minx;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	645 vertices[5] = maxy;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	646 vertices[6] = maxx;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	647 vertices[7] = maxy;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	648
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	649 texCoords[0] = minu;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	650 texCoords[1] = minv;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	651 texCoords[2] = maxu;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	652 texCoords[3] = minv;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	653 texCoords[4] = minu;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	654 texCoords[5] = maxv;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	655 texCoords[6] = maxu;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	656 texCoords[7] = maxv;
0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	657
5207 daa5463466c5 Fixed building on Android, added SDL_opengles2.h, removed unnecessary SDL_glesfuncs.h Sam Lantinga <slouken@libsdl.org> parents: 5206 diff changeset	658 glVertexPointer(2, GL_SHORT, 0, vertices);
daa5463466c5 Fixed building on Android, added SDL_opengles2.h, removed unnecessary SDL_glesfuncs.h Sam Lantinga <slouken@libsdl.org> parents: 5206 diff changeset	659 glTexCoordPointer(2, GL_FLOAT, 0, texCoords);
daa5463466c5 Fixed building on Android, added SDL_opengles2.h, removed unnecessary SDL_glesfuncs.h Sam Lantinga <slouken@libsdl.org> parents: 5206 diff changeset	660 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	661 }
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	662
5207 daa5463466c5 Fixed building on Android, added SDL_opengles2.h, removed unnecessary SDL_glesfuncs.h Sam Lantinga <slouken@libsdl.org> parents: 5206 diff changeset	663 glDisable(GL_TEXTURE_2D);
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	664
2739 68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	665 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	666 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	667
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	668 static void
3139 7f684f249ec9 indent Sam Lantinga <slouken@libsdl.org> parents: 3122 diff changeset	669 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	670 {
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	671 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	672
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	673 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	674 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	675
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	676 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	677 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	678 {
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	679 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	680
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	681 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	682
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	683 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	684 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	685 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	686 if (data->texture) {
2753 0969758c8809 indent Sam Lantinga <slouken@libsdl.org> parents: 2739 diff changeset	687 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	688 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	689 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	690 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	691 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	692 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	693 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	694 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	695
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	696 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	697 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	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 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	700
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.c and SDL_renderer_gl.h, except they use OpenGL ES 1.1 for rendering. Holmes Futrell <hfutrell@umail.ucsb.edu> parents: diff changeset	701 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	702 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	703 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	704 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.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_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	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 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	708 }
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.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
3099 82e60908fab1 Date: Mon, 23 Mar 2009 09:17:24 +0200 Sam Lantinga <slouken@libsdl.org> parents: 2964 diff changeset	710 #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	711
68862734a5fd These files are similar in purpose and structure as SDL_renderer_gl.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 /* vi: set ts=4 sw=4 expandtab: */

Mercurial > sdl-ios-xcode

annotate src/render/opengles/SDL_render_gles.c @ 5207:daa5463466c5