annotate src/video/directfb/SDL_DirectFB_opengl.c @ 2884:9dde605c7540

Date: Fri, 19 Dec 2008 20:17:35 +0100 From: Couriersud Subject: Re: Aw: Experience using SDL1.3 in sdlmame/Proposal for api additions > For consistency you'd probably want: > SDL_SetRenderDrawColor(Uint8 r, Uint8 g, Uint8 b, Uint8 a); > SDL_SetRenderDrawBlendMode(SDL_BlendMode blendMode); > SDL_RenderLine(int x1, int y1, int x2, int y2); > SDL_RenderFill(SDL_Rect *rect); > > You probably also want to add API functions query the current state. > I have implemented the above api for the opengl, x11, directfb and software renderers. I have also renamed *TEXTUREBLENDMODE* constants to BLENDMODE*. The unix build compiles. The windows renderer still needs to be updated, but I have no windows development machine at hand. Have a look at the x11 renderer for a sample. Vector games now run at 90% both on opengl and directfb in comparison to sdlmame's own opengl renderer. The same applies to raster games. The diff also includes a) Changed XDrawRect to XFillRect in x11 renderer b) A number of changes to fix blending and modulation issues in the directfb renderer.
author Sam Lantinga <slouken@libsdl.org>
date Sat, 20 Dec 2008 12:00:00 +0000
parents 99210400e8b9
children d364ee9b9c15
rev   line source
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1 /*
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2 SDL - Simple DirectMedia Layer
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3 Copyright (C) 1997-2009 Sam Lantinga
2737
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4
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5 This library is free software; you can redistribute it and/or
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6 modify it under the terms of the GNU Lesser General Public
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7 License as published by the Free Software Foundation; either
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8 version 2.1 of the License, or (at your option) any later version.
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9
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10 This library is distributed in the hope that it will be useful,
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11 but WITHOUT ANY WARRANTY; without even the implied warranty of
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12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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13 Lesser General Public License for more details.
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14
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15 You should have received a copy of the GNU Lesser General Public
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16 License along with _this library; if not, write to the Free Software
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17 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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18
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19 Sam Lantinga
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20 slouken@libsdl.org
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21 */
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22 #include "SDL_config.h"
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23
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24 #include "SDL_DirectFB_video.h"
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25
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26 #if SDL_DIRECTFB_OPENGL
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27
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28 struct SDL_GLDriverData
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29 {
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30 int gl_active; /* to stop switching drivers while we have a valid context */
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31 int initialized;
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32 DirectFB_GLContext *firstgl; /* linked list */
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33 };
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34
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35 #define OPENGL_REQUIRS_DLOPEN
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36 #if defined(OPENGL_REQUIRS_DLOPEN) && defined(SDL_LOADSO_DLOPEN)
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37 #include <dlfcn.h>
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38 #define GL_LoadObject(X) dlopen(X, (RTLD_NOW|RTLD_GLOBAL))
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39 #define GL_LoadFunction dlsym
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40 #define GL_UnloadObject dlclose
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41 #else
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42 #define GL_LoadObject SDL_LoadObject
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43 #define GL_LoadFunction SDL_LoadFunction
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44 #define GL_UnloadObject SDL_UnloadObject
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45 #endif
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46
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47 static void DirectFB_GL_UnloadLibrary(_THIS);
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48
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49 int
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50 DirectFB_GL_Initialize(_THIS)
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51 {
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52 if (_this->gl_data) {
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53 return 0;
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54 }
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55
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56 _this->gl_data =
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57 (struct SDL_GLDriverData *) SDL_calloc(1,
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58 sizeof(struct
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59 SDL_GLDriverData));
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60 if (!_this->gl_data) {
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61 SDL_OutOfMemory();
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62 return -1;
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63 }
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64 _this->gl_data->initialized = 0;
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65
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66 ++_this->gl_data->initialized;
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67 _this->gl_data->firstgl = NULL;
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68
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69 if (DirectFB_GL_LoadLibrary(_this, NULL) < 0) {
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70 return -1;
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71 }
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72
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73 /* Initialize extensions */
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74 /* FIXME needed?
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75 * X11_GL_InitExtensions(_this);
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76 */
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77
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78 return 0;
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79 }
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80
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81 void
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82 DirectFB_GL_Shutdown(_THIS)
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83 {
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84 if (!_this->gl_data || (--_this->gl_data->initialized > 0)) {
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85 return;
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86 }
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87
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88 DirectFB_GL_UnloadLibrary(_this);
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89
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90 SDL_free(_this->gl_data);
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91 _this->gl_data = NULL;
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92 }
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93
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94 int
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95 DirectFB_GL_LoadLibrary(_THIS, const char *path)
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96 {
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97 SDL_DFB_DEVICEDATA(_this);
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98
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99 void *handle = NULL;
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100
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101 SDL_DFB_DEBUG("Loadlibrary : %s\n", path);
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102
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103 if (_this->gl_data->gl_active) {
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104 SDL_SetError("OpenGL context already created");
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105 return -1;
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106 }
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107
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108
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109 if (path == NULL) {
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110 path = SDL_getenv("SDL_VIDEO_GL_DRIVER");
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111 if (path == NULL) {
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112 path = "libGL.so";
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113 }
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114 }
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115
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116 handle = GL_LoadObject(path);
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117 if (handle == NULL) {
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118 SDL_DFB_ERR("Library not found: %s\n", path);
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119 /* SDL_LoadObject() will call SDL_SetError() for us. */
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120 return -1;
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121 }
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122
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123 SDL_DFB_DEBUG("Loaded library: %s\n", path);
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124
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125 /* Unload the old driver and reset the pointers */
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126 DirectFB_GL_UnloadLibrary(_this);
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127
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128 _this->gl_config.dll_handle = handle;
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129 _this->gl_config.driver_loaded = 1;
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130 if (path) {
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131 SDL_strlcpy(_this->gl_config.driver_path, path,
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132 SDL_arraysize(_this->gl_config.driver_path));
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133 } else {
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134 *_this->gl_config.driver_path = '\0';
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135 }
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
136
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
137 devdata->glFinish = DirectFB_GL_GetProcAddress(_this, "glFinish");
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
138 devdata->glFlush = DirectFB_GL_GetProcAddress(_this, "glFlush");
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
139
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
140 return 0;
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
141 }
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
142
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
143 static void
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
144 DirectFB_GL_UnloadLibrary(_THIS)
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
145 {
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
146 int ret;
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
147
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
148 if (_this->gl_config.driver_loaded) {
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
149
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
150 ret = GL_UnloadObject(_this->gl_config.dll_handle);
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
151 if (ret)
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
152 SDL_DFB_ERR("Error #%d trying to unload library.\n", ret);
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
153 _this->gl_config.dll_handle = NULL;
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
154 _this->gl_config.driver_loaded = 0;
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
155 }
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
156 }
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
157
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
158 void *
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
159 DirectFB_GL_GetProcAddress(_THIS, const char *proc)
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
160 {
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
161 void *handle;
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
162
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
163 handle = _this->gl_config.dll_handle;
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
164 return GL_LoadFunction(handle, proc);
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
165 }
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
166
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
167 SDL_GLContext
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
168 DirectFB_GL_CreateContext(_THIS, SDL_Window * window)
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
169 {
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
170 SDL_DFB_WINDOWDATA(window);
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
171 DirectFB_GLContext *context;
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
172 int ret;
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
173
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
174 SDL_DFB_CALLOC(context, 1, sizeof(*context));
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
175
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
176 SDL_DFB_CHECKERR(windata->surface->
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
177 GetGL(windata->surface, &context->context));
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
178 SDL_DFB_CHECKERR(context->context->Unlock(context->context));
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
179
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
180 context->next = _this->gl_data->firstgl;
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
181 _this->gl_data->firstgl = context;
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
182
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
183 if (DirectFB_GL_MakeCurrent(_this, window, context) < 0) {
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
184 DirectFB_GL_DeleteContext(_this, context);
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
185 return NULL;
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
186 }
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
187
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
188 return context;
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
189
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
190 error:
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
191 return NULL;
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
192 }
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
193
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
194 int
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
195 DirectFB_GL_MakeCurrent(_THIS, SDL_Window * window, SDL_GLContext context)
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
196 {
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
197 SDL_DFB_WINDOWDATA(window);
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
198 DirectFB_GLContext *ctx = (DirectFB_GLContext *) context;
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
199 DirectFB_GLContext *p;
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
200
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
201 int ret;
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
202
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
203 for (p = _this->gl_data->firstgl; p; p = p->next)
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
204 p->context->Unlock(p->context);
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
205
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
206 if (windata) {
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
207 int cw, ch;
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
208
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
209 windata->gl_context = NULL;
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
210 /* Everything is unlocked, check for a resize */
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
211 SDL_DFB_CHECKERR(windata->surface->
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
212 GetSize(windata->surface, &cw, &ch));
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
213 if (cw != window->w || ch != window->h)
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
214 SDL_DFB_CHECKERR(windata->window->
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
215 ResizeSurface(windata->window, window->w,
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
216 window->h));
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
217 }
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
218
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
219 if (ctx != NULL) {
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
220 SDL_DFB_CHECKERR(ctx->context->Lock(ctx->context));
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
221 }
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
222
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
223 if (windata)
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
224 windata->gl_context = ctx;
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
225
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
226 return 0;
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
227 error:
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
228 return -1;
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
229 }
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
230
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
231 int
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
232 DirectFB_GL_SetSwapInterval(_THIS, int interval)
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
233 {
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
234 SDL_Unsupported();
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
235 return -1;
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
236 }
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
237
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
238 int
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
239 DirectFB_GL_GetSwapInterval(_THIS)
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
240 {
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
241 SDL_Unsupported();
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
242 return -1;
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
243 }
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
244
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
245 void
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
246 DirectFB_GL_SwapWindow(_THIS, SDL_Window * window)
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
247 {
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
248 SDL_DFB_DEVICEDATA(_this);
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
249 SDL_DFB_WINDOWDATA(window);
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
250 int ret;
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
251 DFBRegion region;
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
252
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
253 region.x1 = 0;
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
254 region.y1 = 0;
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
255 region.x2 = window->w;
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
256 region.y2 = window->h;
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
257
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
258 if (devdata->glFinish)
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
259 devdata->glFinish();
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
260 else if (devdata->glFlush)
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
261 devdata->glFlush();
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
262
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
263 if (1 || windata->gl_context) {
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
264 /* SDL_DFB_CHECKERR(windata->gl_context->context->Unlock(windata->gl_context->context)); */
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
265 SDL_DFB_CHECKERR(windata->surface->
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
266 Flip(windata->surface, &region, DSFLIP_ONSYNC));
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
267 /* SDL_DFB_CHECKERR(windata->gl_context->context->Lock(windata->gl_context->context)); */
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
268
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
269 }
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
270
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
271 return;
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
272 error:
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
273 return;
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
274 }
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
275
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
276 void
140a7edcf2bd Date: Sun, 31 Aug 2008 17:53:59 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
277 DirectFB_GL_DeleteContext(_THIS, SDL_GLContext context)
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278 {
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279 DirectFB_GLContext *ctx = (DirectFB_GLContext *) context;
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280 DirectFB_GLContext *p;
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281
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282 ctx->context->Unlock(ctx->context);
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283 ctx->context->Release(ctx->context);
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284
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285 p = _this->gl_data->firstgl;
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286 while (p && p->next != ctx)
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287 p = p->next;
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288 if (p)
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289 p->next = ctx->next;
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290 else
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291 _this->gl_data->firstgl = ctx->next;
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292
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293 SDL_DFB_FREE(ctx);
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294
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295 }
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296
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297 #endif
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298
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299 /* vi: set ts=4 sw=4 expandtab: */