annotate src/video/pandora/SDL_pandora.c @ 3457:06e948183b59

Found a way to implement mask semantics in OpenGL
author Sam Lantinga <slouken@libsdl.org>
date Thu, 19 Nov 2009 05:33:41 +0000
parents ca5663493497
children 4b594623401b
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
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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 Open Pandora SDL driver
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23 Copyright (C) 2009 David Carré
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24 (cpasjuste@gmail.com)
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25 */
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26
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27 /* SDL internals */
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28 #include "SDL_config.h"
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29 #include "../SDL_sysvideo.h"
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30 #include "SDL_version.h"
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31 #include "SDL_syswm.h"
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32 #include "SDL_loadso.h"
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33 #include "SDL_events.h"
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34 #include "../../events/SDL_mouse_c.h"
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35 #include "../../events/SDL_keyboard_c.h"
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36
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37 /* PND declarations */
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38 #include "SDL_pandora.h"
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39 #include "SDL_pandora_events.h"
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40
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41 /* WIZ declarations */
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42 #include "GLES/gl.h"
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43 #ifdef WIZ_GLES_LITE
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44 static NativeWindowType hNativeWnd = 0; // A handle to the window we will create.
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45 #endif
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46
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47 static SDL_bool PND_initialized = SDL_FALSE;
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48
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49 static int
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50 PND_available(void)
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51 {
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52 return 1;
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53 }
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54
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55 static void
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56 PND_destroy(SDL_VideoDevice * device)
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57 {
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58 SDL_VideoData *phdata = (SDL_VideoData *) device->driverdata;
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59
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60 if (device->driverdata != NULL) {
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61 device->driverdata = NULL;
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62 }
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63 }
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64
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65 static SDL_VideoDevice *
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66 PND_create()
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67 {
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68 SDL_VideoDevice *device;
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69 SDL_VideoData *phdata;
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70 int status;
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71
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72 /* Check if pandora could be initialized */
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73 status = PND_available();
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74 if (status == 0) {
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75 /* PND could not be used */
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76 return NULL;
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77 }
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78
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79 /* Initialize SDL_VideoDevice structure */
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80 device = (SDL_VideoDevice *) SDL_calloc(1, sizeof(SDL_VideoDevice));
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81 if (device == NULL) {
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82 SDL_OutOfMemory();
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83 return NULL;
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84 }
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85
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86 /* Initialize internal Pandora specific data */
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87 phdata = (SDL_VideoData *) SDL_calloc(1, sizeof(SDL_VideoData));
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88 if (phdata == NULL) {
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89 SDL_OutOfMemory();
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90 SDL_free(device);
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91 return NULL;
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92 }
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93
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94 device->driverdata = phdata;
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95
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96 phdata->egl_initialized = SDL_TRUE;
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97
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98
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99 /* Setup amount of available displays and current display */
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100 device->num_displays = 0;
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101 device->current_display = 0;
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102
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103 /* Set device free function */
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104 device->free = PND_destroy;
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105
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106 /* Setup all functions which we can handle */
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107 device->VideoInit = PND_videoinit;
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108 device->VideoQuit = PND_videoquit;
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109 device->GetDisplayModes = PND_getdisplaymodes;
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110 device->SetDisplayMode = PND_setdisplaymode;
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111 device->SetDisplayPalette = PND_setdisplaypalette;
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112 device->GetDisplayPalette = PND_getdisplaypalette;
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113 device->SetDisplayGammaRamp = PND_setdisplaygammaramp;
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114 device->GetDisplayGammaRamp = PND_getdisplaygammaramp;
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115 device->CreateWindow = PND_createwindow;
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116 device->CreateWindowFrom = PND_createwindowfrom;
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117 device->SetWindowTitle = PND_setwindowtitle;
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118 device->SetWindowIcon = PND_setwindowicon;
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119 device->SetWindowPosition = PND_setwindowposition;
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120 device->SetWindowSize = PND_setwindowsize;
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121 device->ShowWindow = PND_showwindow;
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122 device->HideWindow = PND_hidewindow;
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123 device->RaiseWindow = PND_raisewindow;
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124 device->MaximizeWindow = PND_maximizewindow;
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125 device->MinimizeWindow = PND_minimizewindow;
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126 device->RestoreWindow = PND_restorewindow;
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127 device->SetWindowGrab = PND_setwindowgrab;
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128 device->DestroyWindow = PND_destroywindow;
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129 device->GetWindowWMInfo = PND_getwindowwminfo;
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130 device->GL_LoadLibrary = PND_gl_loadlibrary;
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131 device->GL_GetProcAddress = PND_gl_getprocaddres;
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132 device->GL_UnloadLibrary = PND_gl_unloadlibrary;
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133 device->GL_CreateContext = PND_gl_createcontext;
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134 device->GL_MakeCurrent = PND_gl_makecurrent;
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135 device->GL_SetSwapInterval = PND_gl_setswapinterval;
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136 device->GL_GetSwapInterval = PND_gl_getswapinterval;
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137 device->GL_SwapWindow = PND_gl_swapwindow;
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138 device->GL_DeleteContext = PND_gl_deletecontext;
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139 device->PumpEvents = PND_PumpEvents;
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140
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141 return device;
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142 }
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143
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144 VideoBootStrap PND_bootstrap = {
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145 #ifdef WIZ_GLES_LITE
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146 "wiz",
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147 "SDL Wiz Video Driver",
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148 #else
3161
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149 "pandora",
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150 "SDL Pandora Video Driver",
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151 #endif
3161
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152 PND_available,
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153 PND_create
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154 };
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155
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156 /*****************************************************************************/
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157 /* SDL Video and Display initialization/handling functions */
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158 /*****************************************************************************/
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159 int
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160 PND_videoinit(_THIS)
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161 {
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162 SDL_VideoDisplay display;
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163 SDL_DisplayMode current_mode;
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164
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165 SDL_zero(current_mode);
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166 #ifdef WIZ_GLES_LITE
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167 current_mode.w = 320;
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168 current_mode.h = 240;
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169 #else
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170 current_mode.w = 800;
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171 current_mode.h = 480;
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172 #endif
3161
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173 current_mode.refresh_rate = 60;
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174 current_mode.format = SDL_PIXELFORMAT_RGB565;
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175 current_mode.driverdata = NULL;
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176
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177 SDL_zero(display);
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178 display.desktop_mode = current_mode;
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179 display.current_mode = current_mode;
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180 display.driverdata = NULL;
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181
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182 SDL_AddVideoDisplay(&display);
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183
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184 return 1;
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185 }
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186
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187 void
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188 PND_videoquit(_THIS)
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189 {
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190
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191 }
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192
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193 void
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194 PND_getdisplaymodes(_THIS)
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195 {
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196
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197 }
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198
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199 int
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200 PND_setdisplaymode(_THIS, SDL_DisplayMode * mode)
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201 {
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202 return 0;
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203 }
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204
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205 int
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206 PND_setdisplaypalette(_THIS, SDL_Palette * palette)
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207 {
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208 SDL_DisplayData *didata =
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209 (SDL_DisplayData *) SDL_CurrentDisplay.driverdata;
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210
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211 /* Setting display palette operation has been failed */
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212 return -1;
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213 }
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214
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215 int
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216 PND_getdisplaypalette(_THIS, SDL_Palette * palette)
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217 {
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218 SDL_DisplayData *didata =
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219 (SDL_DisplayData *) SDL_CurrentDisplay.driverdata;
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220
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221 /* Getting display palette operation has been failed */
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222 return -1;
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223 }
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224
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225 int
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226 PND_setdisplaygammaramp(_THIS, Uint16 * ramp)
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227 {
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228 SDL_DisplayData *didata =
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229 (SDL_DisplayData *) SDL_CurrentDisplay.driverdata;
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230
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231 /* Setting display gamma ramp operation has been failed */
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232 return -1;
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233 }
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234
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235 int
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diff changeset
236 PND_getdisplaygammaramp(_THIS, Uint16 * ramp)
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diff changeset
237 {
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diff changeset
238 /* Getting display gamma ramp operation has been failed */
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239 return -1;
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diff changeset
240 }
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diff changeset
241
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242 int
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diff changeset
243 PND_createwindow(_THIS, SDL_Window * window)
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diff changeset
244 {
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diff changeset
245 SDL_VideoData *phdata = (SDL_VideoData *) _this->driverdata;
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diff changeset
246
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diff changeset
247 SDL_WindowData *wdata;
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diff changeset
248
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diff changeset
249 uint32_t winargc = 0;
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diff changeset
250 int32_t status;
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diff changeset
251
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diff changeset
252
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diff changeset
253 /* Allocate window internal data */
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diff changeset
254 wdata = (SDL_WindowData *) SDL_calloc(1, sizeof(SDL_WindowData));
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diff changeset
255 if (wdata == NULL) {
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diff changeset
256 SDL_OutOfMemory();
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diff changeset
257 return -1;
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diff changeset
258 }
494559cc723b OpenPandora support added by David Carré
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parents:
diff changeset
259
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parents:
diff changeset
260 /* Setup driver data for this window */
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diff changeset
261 window->driverdata = wdata;
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parents:
diff changeset
262
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diff changeset
263 /* Check if window must support OpenGL ES rendering */
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parents:
diff changeset
264 if ((window->flags & SDL_WINDOW_OPENGL) == SDL_WINDOW_OPENGL) {
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parents:
diff changeset
265
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diff changeset
266 EGLBoolean initstatus;
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parents:
diff changeset
267
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diff changeset
268 /* Mark this window as OpenGL ES compatible */
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parents:
diff changeset
269 wdata->uses_gles = SDL_TRUE;
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parents:
diff changeset
270
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diff changeset
271 /* Create connection to OpenGL ES */
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parents:
diff changeset
272 if (phdata->egl_display == EGL_NO_DISPLAY) {
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parents:
diff changeset
273 phdata->egl_display = eglGetDisplay((NativeDisplayType) 0);
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parents:
diff changeset
274 if (phdata->egl_display == EGL_NO_DISPLAY) {
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parents:
diff changeset
275 SDL_SetError("PND: Can't get connection to OpenGL ES");
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parents:
diff changeset
276 return -1;
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parents:
diff changeset
277 }
494559cc723b OpenPandora support added by David Carré
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parents:
diff changeset
278
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parents:
diff changeset
279 initstatus = eglInitialize(phdata->egl_display, NULL, NULL);
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parents:
diff changeset
280 if (initstatus != EGL_TRUE) {
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parents:
diff changeset
281 SDL_SetError("PND: Can't init OpenGL ES library");
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diff changeset
282 return -1;
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parents:
diff changeset
283 }
494559cc723b OpenPandora support added by David Carré
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parents:
diff changeset
284 }
494559cc723b OpenPandora support added by David Carré
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parents:
diff changeset
285
494559cc723b OpenPandora support added by David Carré
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parents:
diff changeset
286 phdata->egl_refcount++;
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parents:
diff changeset
287 }
494559cc723b OpenPandora support added by David Carré
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parents:
diff changeset
288
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parents:
diff changeset
289 /* Window has been successfully created */
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parents:
diff changeset
290 return 0;
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parents:
diff changeset
291 }
494559cc723b OpenPandora support added by David Carré
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parents:
diff changeset
292
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parents:
diff changeset
293 int
494559cc723b OpenPandora support added by David Carré
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parents:
diff changeset
294 PND_createwindowfrom(_THIS, SDL_Window * window, const void *data)
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parents:
diff changeset
295 {
494559cc723b OpenPandora support added by David Carré
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parents:
diff changeset
296 return -1;
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parents:
diff changeset
297 }
494559cc723b OpenPandora support added by David Carré
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parents:
diff changeset
298
494559cc723b OpenPandora support added by David Carré
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parents:
diff changeset
299 void
494559cc723b OpenPandora support added by David Carré
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parents:
diff changeset
300 PND_setwindowtitle(_THIS, SDL_Window * window)
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
301 {
494559cc723b OpenPandora support added by David Carré
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parents:
diff changeset
302 }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
303 void
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
304 PND_setwindowicon(_THIS, SDL_Window * window, SDL_Surface * icon)
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
305 {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
306 }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
307 void
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
308 PND_setwindowposition(_THIS, SDL_Window * window)
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
309 {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
310 }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
311 void
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
312 PND_setwindowsize(_THIS, SDL_Window * window)
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
313 {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
314 }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
315 void
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
316 PND_showwindow(_THIS, SDL_Window * window)
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
317 {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
318 }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
319 void
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
320 PND_hidewindow(_THIS, SDL_Window * window)
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
321 {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
322 }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
323 void
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
324 PND_raisewindow(_THIS, SDL_Window * window)
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
325 {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
326 }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
327 void
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
328 PND_maximizewindow(_THIS, SDL_Window * window)
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
329 {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
330 }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
331 void
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
332 PND_minimizewindow(_THIS, SDL_Window * window)
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
333 {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
334 }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
335 void
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
336 PND_restorewindow(_THIS, SDL_Window * window)
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
337 {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
338 }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
339 void
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
340 PND_setwindowgrab(_THIS, SDL_Window * window)
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
341 {
3238
96492d29034a David Carre to Sam
Sam Lantinga <slouken@libsdl.org>
parents: 3235
diff changeset
342 SDL_VideoData *phdata = (SDL_VideoData *) _this->driverdata;
96492d29034a David Carre to Sam
Sam Lantinga <slouken@libsdl.org>
parents: 3235
diff changeset
343 eglTerminate(phdata->egl_display);
3161
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
344 }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
345 void
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
346 PND_destroywindow(_THIS, SDL_Window * window)
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
347 {
3235
d35b649858e0 David Carre to Sam
Sam Lantinga <slouken@libsdl.org>
parents: 3161
diff changeset
348 SDL_VideoData *phdata = (SDL_VideoData *) _this->driverdata;
d35b649858e0 David Carre to Sam
Sam Lantinga <slouken@libsdl.org>
parents: 3161
diff changeset
349 eglTerminate(phdata->egl_display);
3161
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
350 }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
351
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
352 /*****************************************************************************/
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
353 /* SDL Window Manager function */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
354 /*****************************************************************************/
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
355 SDL_bool
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
356 PND_getwindowwminfo(_THIS, SDL_Window * window, struct SDL_SysWMinfo *info)
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
357 {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
358 if (info->version.major <= SDL_MAJOR_VERSION) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
359 return SDL_TRUE;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
360 } else {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
361 SDL_SetError("application not compiled with SDL %d.%d\n",
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
362 SDL_MAJOR_VERSION, SDL_MINOR_VERSION);
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
363 return SDL_FALSE;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
364 }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
365
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
366 /* Failed to get window manager information */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
367 return SDL_FALSE;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
368 }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
369
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
370 /*****************************************************************************/
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
371 /* SDL OpenGL/OpenGL ES functions */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
372 /*****************************************************************************/
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
373 int
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
374 PND_gl_loadlibrary(_THIS, const char *path)
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
375 {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
376 SDL_VideoData *phdata = (SDL_VideoData *) _this->driverdata;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
377
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
378 /* Check if OpenGL ES library is specified for GF driver */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
379 if (path == NULL) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
380 path = SDL_getenv("SDL_OPENGL_LIBRARY");
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
381 if (path == NULL) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
382 path = SDL_getenv("SDL_OPENGLES_LIBRARY");
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
383 }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
384 }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
385
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
386 /* Check if default library loading requested */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
387 if (path == NULL) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
388 /* Already linked with GF library which provides egl* subset of */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
389 /* functions, use Common profile of OpenGL ES library by default */
3438
ca5663493497 Scott to slouken
Sam Lantinga <slouken@libsdl.org>
parents: 3238
diff changeset
390 #ifdef WIZ_GLES_LITE
ca5663493497 Scott to slouken
Sam Lantinga <slouken@libsdl.org>
parents: 3238
diff changeset
391 path = "/lib/libopengles_lite.so";
ca5663493497 Scott to slouken
Sam Lantinga <slouken@libsdl.org>
parents: 3238
diff changeset
392 #else
3161
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
393 path = "/usr/lib/libGLES_CM.so";
3438
ca5663493497 Scott to slouken
Sam Lantinga <slouken@libsdl.org>
parents: 3238
diff changeset
394 #endif
3161
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
395 }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
396
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
397 /* Load dynamic library */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
398 _this->gl_config.dll_handle = SDL_LoadObject(path);
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
399 if (!_this->gl_config.dll_handle) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
400 /* Failed to load new GL ES library */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
401 SDL_SetError("PND: Failed to locate OpenGL ES library");
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
402 return -1;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
403 }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
404
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
405 /* Store OpenGL ES library path and name */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
406 SDL_strlcpy(_this->gl_config.driver_path, path,
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
407 SDL_arraysize(_this->gl_config.driver_path));
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
408
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
409 /* New OpenGL ES library is loaded */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
410 return 0;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
411 }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
412
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
413 void *
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
414 PND_gl_getprocaddres(_THIS, const char *proc)
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
415 {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
416 SDL_VideoData *phdata = (SDL_VideoData *) _this->driverdata;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
417 void *function_address;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
418
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
419 /* Try to get function address through the egl interface */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
420 function_address = eglGetProcAddress(proc);
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
421 if (function_address != NULL) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
422 return function_address;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
423 }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
424
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
425 /* Then try to get function in the OpenGL ES library */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
426 if (_this->gl_config.dll_handle) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
427 function_address =
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
428 SDL_LoadFunction(_this->gl_config.dll_handle, proc);
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
429 if (function_address != NULL) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
430 return function_address;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
431 }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
432 }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
433
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
434 /* Failed to get GL ES function address pointer */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
435 SDL_SetError("PND: Cannot locate OpenGL ES function name");
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
436 return NULL;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
437 }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
438
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
439 void
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
440 PND_gl_unloadlibrary(_THIS)
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
441 {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
442 SDL_VideoData *phdata = (SDL_VideoData *) _this->driverdata;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
443
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
444 if (phdata->egl_initialized == SDL_TRUE) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
445 /* Unload OpenGL ES library */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
446 if (_this->gl_config.dll_handle) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
447 SDL_UnloadObject(_this->gl_config.dll_handle);
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
448 _this->gl_config.dll_handle = NULL;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
449 }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
450 } else {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
451 SDL_SetError("PND: GF initialization failed, no OpenGL ES support");
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
452 }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
453 }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
454
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
455 SDL_GLContext
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
456 PND_gl_createcontext(_THIS, SDL_Window * window)
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
457 {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
458 SDL_VideoData *phdata = (SDL_VideoData *) _this->driverdata;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
459 SDL_WindowData *wdata = (SDL_WindowData *) window->driverdata;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
460 SDL_DisplayData *didata =
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
461 (SDL_DisplayData *) SDL_CurrentDisplay.driverdata;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
462 EGLBoolean status;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
463 int32_t gfstatus;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
464 EGLint configs;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
465 uint32_t attr_pos;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
466 EGLint attr_value;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
467 EGLint cit;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
468
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
469 /* Check if EGL was initialized */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
470 if (phdata->egl_initialized != SDL_TRUE) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
471 SDL_SetError("PND: EGL initialization failed, no OpenGL ES support");
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
472 return NULL;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
473 }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
474
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
475 /* Prepare attributes list to pass them to OpenGL ES */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
476 attr_pos = 0;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
477 wdata->gles_attributes[attr_pos++] = EGL_SURFACE_TYPE;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
478 wdata->gles_attributes[attr_pos++] = EGL_WINDOW_BIT;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
479 wdata->gles_attributes[attr_pos++] = EGL_RED_SIZE;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
480 wdata->gles_attributes[attr_pos++] = _this->gl_config.red_size;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
481 wdata->gles_attributes[attr_pos++] = EGL_GREEN_SIZE;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
482 wdata->gles_attributes[attr_pos++] = _this->gl_config.green_size;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
483 wdata->gles_attributes[attr_pos++] = EGL_BLUE_SIZE;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
484 wdata->gles_attributes[attr_pos++] = _this->gl_config.blue_size;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
485 wdata->gles_attributes[attr_pos++] = EGL_ALPHA_SIZE;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
486
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
487 /* Setup alpha size in bits */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
488 if (_this->gl_config.alpha_size) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
489 wdata->gles_attributes[attr_pos++] = _this->gl_config.alpha_size;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
490 } else {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
491 wdata->gles_attributes[attr_pos++] = EGL_DONT_CARE;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
492 }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
493
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
494 /* Setup color buffer size */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
495 if (_this->gl_config.buffer_size) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
496 wdata->gles_attributes[attr_pos++] = EGL_BUFFER_SIZE;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
497 wdata->gles_attributes[attr_pos++] = _this->gl_config.buffer_size;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
498 } else {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
499 wdata->gles_attributes[attr_pos++] = EGL_BUFFER_SIZE;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
500 wdata->gles_attributes[attr_pos++] = EGL_DONT_CARE;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
501 }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
502
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
503 /* Setup depth buffer bits */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
504 wdata->gles_attributes[attr_pos++] = EGL_DEPTH_SIZE;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
505 wdata->gles_attributes[attr_pos++] = _this->gl_config.depth_size;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
506
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
507 /* Setup stencil bits */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
508 if (_this->gl_config.stencil_size) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
509 wdata->gles_attributes[attr_pos++] = EGL_STENCIL_SIZE;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
510 wdata->gles_attributes[attr_pos++] = _this->gl_config.buffer_size;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
511 } else {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
512 wdata->gles_attributes[attr_pos++] = EGL_STENCIL_SIZE;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
513 wdata->gles_attributes[attr_pos++] = EGL_DONT_CARE;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
514 }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
515
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
516 /* Set number of samples in multisampling */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
517 if (_this->gl_config.multisamplesamples) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
518 wdata->gles_attributes[attr_pos++] = EGL_SAMPLES;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
519 wdata->gles_attributes[attr_pos++] =
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
520 _this->gl_config.multisamplesamples;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
521 }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
522
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
523 /* Multisample buffers, OpenGL ES 1.0 spec defines 0 or 1 buffer */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
524 if (_this->gl_config.multisamplebuffers) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
525 wdata->gles_attributes[attr_pos++] = EGL_SAMPLE_BUFFERS;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
526 wdata->gles_attributes[attr_pos++] =
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
527 _this->gl_config.multisamplebuffers;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
528 }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
529
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
530 /* Finish attributes list */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
531 wdata->gles_attributes[attr_pos] = EGL_NONE;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
532
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
533 /* Request first suitable framebuffer configuration */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
534 status = eglChooseConfig(phdata->egl_display, wdata->gles_attributes,
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
535 wdata->gles_configs, 1, &configs);
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
536 if (status != EGL_TRUE) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
537 SDL_SetError("PND: Can't find closest configuration for OpenGL ES");
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
538 return NULL;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
539 }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
540
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
541 /* Check if nothing has been found, try "don't care" settings */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
542 if (configs == 0) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
543 int32_t it;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
544 int32_t jt;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
545 GLint depthbits[4] = { 32, 24, 16, EGL_DONT_CARE };
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
546
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
547 for (it = 0; it < 4; it++) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
548 for (jt = 16; jt >= 0; jt--) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
549 /* Don't care about color buffer bits, use what exist */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
550 /* Replace previous set data with EGL_DONT_CARE */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
551 attr_pos = 0;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
552 wdata->gles_attributes[attr_pos++] = EGL_SURFACE_TYPE;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
553 wdata->gles_attributes[attr_pos++] = EGL_WINDOW_BIT;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
554 wdata->gles_attributes[attr_pos++] = EGL_RED_SIZE;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
555 wdata->gles_attributes[attr_pos++] = EGL_DONT_CARE;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
556 wdata->gles_attributes[attr_pos++] = EGL_GREEN_SIZE;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
557 wdata->gles_attributes[attr_pos++] = EGL_DONT_CARE;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
558 wdata->gles_attributes[attr_pos++] = EGL_BLUE_SIZE;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
559 wdata->gles_attributes[attr_pos++] = EGL_DONT_CARE;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
560 wdata->gles_attributes[attr_pos++] = EGL_ALPHA_SIZE;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
561 wdata->gles_attributes[attr_pos++] = EGL_DONT_CARE;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
562 wdata->gles_attributes[attr_pos++] = EGL_BUFFER_SIZE;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
563 wdata->gles_attributes[attr_pos++] = EGL_DONT_CARE;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
564
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
565 /* Try to find requested or smallest depth */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
566 if (_this->gl_config.depth_size) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
567 wdata->gles_attributes[attr_pos++] = EGL_DEPTH_SIZE;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
568 wdata->gles_attributes[attr_pos++] = depthbits[it];
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
569 } else {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
570 wdata->gles_attributes[attr_pos++] = EGL_DEPTH_SIZE;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
571 wdata->gles_attributes[attr_pos++] = EGL_DONT_CARE;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
572 }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
573
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
574 if (_this->gl_config.stencil_size) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
575 wdata->gles_attributes[attr_pos++] = EGL_STENCIL_SIZE;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
576 wdata->gles_attributes[attr_pos++] = jt;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
577 } else {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
578 wdata->gles_attributes[attr_pos++] = EGL_STENCIL_SIZE;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
579 wdata->gles_attributes[attr_pos++] = EGL_DONT_CARE;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
580 }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
581
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
582 wdata->gles_attributes[attr_pos++] = EGL_SAMPLES;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
583 wdata->gles_attributes[attr_pos++] = EGL_DONT_CARE;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
584 wdata->gles_attributes[attr_pos++] = EGL_SAMPLE_BUFFERS;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
585 wdata->gles_attributes[attr_pos++] = EGL_DONT_CARE;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
586 wdata->gles_attributes[attr_pos] = EGL_NONE;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
587
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
588 /* Request first suitable framebuffer configuration */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
589 status =
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
590 eglChooseConfig(phdata->egl_display,
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
591 wdata->gles_attributes,
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
592 wdata->gles_configs, 1, &configs);
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
593
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
594 if (status != EGL_TRUE) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
595 SDL_SetError
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
596 ("PND: Can't find closest configuration for OpenGL ES");
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
597 return NULL;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
598 }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
599 if (configs != 0) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
600 break;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
601 }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
602 }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
603 if (configs != 0) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
604 break;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
605 }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
606 }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
607
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
608 /* No available configs */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
609 if (configs == 0) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
610 SDL_SetError("PND: Can't find any configuration for OpenGL ES");
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
611 return NULL;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
612 }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
613 }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
614
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
615 /* Initialize config index */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
616 wdata->gles_config = 0;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
617
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
618 /* Now check each configuration to find out the best */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
619 for (cit = 0; cit < configs; cit++) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
620 uint32_t stencil_found;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
621 uint32_t depth_found;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
622
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
623 stencil_found = 0;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
624 depth_found = 0;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
625
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
626 if (_this->gl_config.stencil_size) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
627 status =
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
628 eglGetConfigAttrib(phdata->egl_display,
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
629 wdata->gles_configs[cit], EGL_STENCIL_SIZE,
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
630 &attr_value);
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
631 if (status == EGL_TRUE) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
632 if (attr_value != 0) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
633 stencil_found = 1;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
634 }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
635 }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
636 } else {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
637 stencil_found = 1;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
638 }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
639
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
640 if (_this->gl_config.depth_size) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
641 status =
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
642 eglGetConfigAttrib(phdata->egl_display,
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
643 wdata->gles_configs[cit], EGL_DEPTH_SIZE,
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
644 &attr_value);
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
645 if (status == EGL_TRUE) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
646 if (attr_value != 0) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
647 depth_found = 1;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
648 }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
649 }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
650 } else {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
651 depth_found = 1;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
652 }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
653
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
654 /* Exit from loop if found appropriate configuration */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
655 if ((depth_found != 0) && (stencil_found != 0)) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
656 break;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
657 }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
658 }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
659
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
660 /* If best could not be found, use first */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
661 if (cit == configs) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
662 cit = 0;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
663 }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
664 wdata->gles_config = cit;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
665
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
666 /* Create OpenGL ES context */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
667 wdata->gles_context =
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
668 eglCreateContext(phdata->egl_display,
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
669 wdata->gles_configs[wdata->gles_config], NULL, NULL);
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
670 if (wdata->gles_context == EGL_NO_CONTEXT) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
671 SDL_SetError("PND: OpenGL ES context creation has been failed");
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
672 return NULL;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
673 }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
674
3438
ca5663493497 Scott to slouken
Sam Lantinga <slouken@libsdl.org>
parents: 3238
diff changeset
675 #ifdef WIZ_GLES_LITE
ca5663493497 Scott to slouken
Sam Lantinga <slouken@libsdl.org>
parents: 3238
diff changeset
676 if( !hNativeWnd ) {
ca5663493497 Scott to slouken
Sam Lantinga <slouken@libsdl.org>
parents: 3238
diff changeset
677 hNativeWnd = (NativeWindowType)malloc(16*1024);
ca5663493497 Scott to slouken
Sam Lantinga <slouken@libsdl.org>
parents: 3238
diff changeset
678
ca5663493497 Scott to slouken
Sam Lantinga <slouken@libsdl.org>
parents: 3238
diff changeset
679 if(!hNativeWnd)
ca5663493497 Scott to slouken
Sam Lantinga <slouken@libsdl.org>
parents: 3238
diff changeset
680 printf( "Error : Wiz framebuffer allocatation failed\n" );
ca5663493497 Scott to slouken
Sam Lantinga <slouken@libsdl.org>
parents: 3238
diff changeset
681 else
ca5663493497 Scott to slouken
Sam Lantinga <slouken@libsdl.org>
parents: 3238
diff changeset
682 printf( "SDL13: Wiz framebuffer allocated: %X\n", hNativeWnd );
ca5663493497 Scott to slouken
Sam Lantinga <slouken@libsdl.org>
parents: 3238
diff changeset
683 }
ca5663493497 Scott to slouken
Sam Lantinga <slouken@libsdl.org>
parents: 3238
diff changeset
684 else {
ca5663493497 Scott to slouken
Sam Lantinga <slouken@libsdl.org>
parents: 3238
diff changeset
685 printf( "SDL13: Wiz framebuffer already allocated: %X\n", hNativeWnd );
ca5663493497 Scott to slouken
Sam Lantinga <slouken@libsdl.org>
parents: 3238
diff changeset
686 }
ca5663493497 Scott to slouken
Sam Lantinga <slouken@libsdl.org>
parents: 3238
diff changeset
687
ca5663493497 Scott to slouken
Sam Lantinga <slouken@libsdl.org>
parents: 3238
diff changeset
688 wdata->gles_surface =
ca5663493497 Scott to slouken
Sam Lantinga <slouken@libsdl.org>
parents: 3238
diff changeset
689 eglCreateWindowSurface(phdata->egl_display,
ca5663493497 Scott to slouken
Sam Lantinga <slouken@libsdl.org>
parents: 3238
diff changeset
690 wdata->gles_configs[wdata->gles_config],
ca5663493497 Scott to slouken
Sam Lantinga <slouken@libsdl.org>
parents: 3238
diff changeset
691 hNativeWnd, NULL );
ca5663493497 Scott to slouken
Sam Lantinga <slouken@libsdl.org>
parents: 3238
diff changeset
692 #else
3161
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
693 wdata->gles_surface =
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
694 eglCreateWindowSurface(phdata->egl_display,
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
695 wdata->gles_configs[wdata->gles_config],
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
696 (NativeWindowType) 0, NULL);
3438
ca5663493497 Scott to slouken
Sam Lantinga <slouken@libsdl.org>
parents: 3238
diff changeset
697 #endif
ca5663493497 Scott to slouken
Sam Lantinga <slouken@libsdl.org>
parents: 3238
diff changeset
698
ca5663493497 Scott to slouken
Sam Lantinga <slouken@libsdl.org>
parents: 3238
diff changeset
699
3161
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
700 if (wdata->gles_surface == 0) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
701 SDL_SetError("Error : eglCreateWindowSurface failed;\n");
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
702 return NULL;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
703 }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
704
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
705 /* Make just created context current */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
706 status =
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
707 eglMakeCurrent(phdata->egl_display, wdata->gles_surface,
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
708 wdata->gles_surface, wdata->gles_context);
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
709 if (status != EGL_TRUE) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
710 /* Destroy OpenGL ES surface */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
711 eglDestroySurface(phdata->egl_display, wdata->gles_surface);
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
712 eglDestroyContext(phdata->egl_display, wdata->gles_context);
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
713 wdata->gles_context = EGL_NO_CONTEXT;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
714 SDL_SetError("PND: Can't set OpenGL ES context on creation");
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
715 return NULL;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
716 }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
717
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
718 _this->gl_config.accelerated = 1;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
719
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
720 /* Always clear stereo enable, since OpenGL ES do not supports stereo */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
721 _this->gl_config.stereo = 0;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
722
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
723 /* Get back samples and samplebuffers configurations. Rest framebuffer */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
724 /* parameters could be obtained through the OpenGL ES API */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
725 status =
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
726 eglGetConfigAttrib(phdata->egl_display,
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
727 wdata->gles_configs[wdata->gles_config],
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
728 EGL_SAMPLES, &attr_value);
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
729 if (status == EGL_TRUE) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
730 _this->gl_config.multisamplesamples = attr_value;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
731 }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
732 status =
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
733 eglGetConfigAttrib(phdata->egl_display,
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
734 wdata->gles_configs[wdata->gles_config],
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
735 EGL_SAMPLE_BUFFERS, &attr_value);
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
736 if (status == EGL_TRUE) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
737 _this->gl_config.multisamplebuffers = attr_value;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
738 }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
739
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
740 /* Get back stencil and depth buffer sizes */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
741 status =
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
742 eglGetConfigAttrib(phdata->egl_display,
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
743 wdata->gles_configs[wdata->gles_config],
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
744 EGL_DEPTH_SIZE, &attr_value);
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
745 if (status == EGL_TRUE) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
746 _this->gl_config.depth_size = attr_value;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
747 }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
748 status =
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
749 eglGetConfigAttrib(phdata->egl_display,
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
750 wdata->gles_configs[wdata->gles_config],
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
751 EGL_STENCIL_SIZE, &attr_value);
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
752 if (status == EGL_TRUE) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
753 _this->gl_config.stencil_size = attr_value;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
754 }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
755
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
756 /* Under PND OpenGL ES output can't be double buffered */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
757 _this->gl_config.double_buffer = 0;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
758
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
759 /* GL ES context was successfully created */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
760 return wdata->gles_context;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
761 }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
762
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
763 int
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
764 PND_gl_makecurrent(_THIS, SDL_Window * window, SDL_GLContext context)
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
765 {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
766 SDL_VideoData *phdata = (SDL_VideoData *) _this->driverdata;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
767 SDL_WindowData *wdata;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
768 EGLBoolean status;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
769
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
770 if (phdata->egl_initialized != SDL_TRUE) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
771 SDL_SetError("PND: GF initialization failed, no OpenGL ES support");
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
772 return -1;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
773 }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
774
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
775 if ((window == NULL) && (context == NULL)) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
776 status =
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
777 eglMakeCurrent(phdata->egl_display, EGL_NO_SURFACE,
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
778 EGL_NO_SURFACE, EGL_NO_CONTEXT);
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
779 if (status != EGL_TRUE) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
780 /* Failed to set current GL ES context */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
781 SDL_SetError("PND: Can't set OpenGL ES context");
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
782 return -1;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
783 }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
784 } else {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
785 wdata = (SDL_WindowData *) window->driverdata;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
786 if (wdata->gles_surface == EGL_NO_SURFACE) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
787 SDL_SetError
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
788 ("PND: OpenGL ES surface is not initialized for this window");
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
789 return -1;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
790 }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
791 if (wdata->gles_context == EGL_NO_CONTEXT) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
792 SDL_SetError
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
793 ("PND: OpenGL ES context is not initialized for this window");
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
794 return -1;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
795 }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
796 if (wdata->gles_context != context) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
797 SDL_SetError
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
798 ("PND: OpenGL ES context is not belong to this window");
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
799 return -1;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
800 }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
801 status =
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
802 eglMakeCurrent(phdata->egl_display, wdata->gles_surface,
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
803 wdata->gles_surface, wdata->gles_context);
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
804 if (status != EGL_TRUE) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
805 /* Failed to set current GL ES context */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
806 SDL_SetError("PND: Can't set OpenGL ES context");
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
807 return -1;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
808 }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
809 }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
810 return 0;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
811 }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
812
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
813 int
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
814 PND_gl_setswapinterval(_THIS, int interval)
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
815 {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
816 SDL_VideoData *phdata = (SDL_VideoData *) _this->driverdata;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
817 EGLBoolean status;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
818
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
819 if (phdata->egl_initialized != SDL_TRUE) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
820 SDL_SetError("PND: EGL initialization failed, no OpenGL ES support");
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
821 return -1;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
822 }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
823
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
824 /* Check if OpenGL ES connection has been initialized */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
825 if (phdata->egl_display != EGL_NO_DISPLAY) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
826 /* Set swap OpenGL ES interval */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
827 status = eglSwapInterval(phdata->egl_display, interval);
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
828 if (status == EGL_TRUE) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
829 /* Return success to upper level */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
830 phdata->swapinterval = interval;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
831 return 0;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
832 }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
833 }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
834
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
835 /* Failed to set swap interval */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
836 SDL_SetError("PND: Cannot set swap interval");
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
837 return -1;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
838 }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
839
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
840 int
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
841 PND_gl_getswapinterval(_THIS)
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
842 {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
843 SDL_VideoData *phdata = (SDL_VideoData *) _this->driverdata;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
844
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
845 if (phdata->egl_initialized != SDL_TRUE) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
846 SDL_SetError("PND: GLES initialization failed, no OpenGL ES support");
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
847 return -1;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
848 }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
849
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
850 /* Return default swap interval value */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
851 return phdata->swapinterval;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
852 }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
853
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
854 void
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
855 PND_gl_swapwindow(_THIS, SDL_Window * window)
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
856 {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
857 SDL_VideoData *phdata = (SDL_VideoData *) _this->driverdata;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
858 SDL_WindowData *wdata = (SDL_WindowData *) window->driverdata;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
859 SDL_DisplayData *didata =
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
860 (SDL_DisplayData *) SDL_CurrentDisplay.driverdata;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
861
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
862
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
863 if (phdata->egl_initialized != SDL_TRUE) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
864 SDL_SetError("PND: GLES initialization failed, no OpenGL ES support");
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
865 return;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
866 }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
867
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
868 /* Many applications do not uses glFinish(), so we call it for them */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
869 glFinish();
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
870
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
871 /* Wait until OpenGL ES rendering is completed */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
872 eglWaitGL();
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
873
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
874 eglSwapBuffers(phdata->egl_display, wdata->gles_surface);
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
875 }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
876
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
877 void
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
878 PND_gl_deletecontext(_THIS, SDL_GLContext context)
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
879 {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
880 SDL_VideoData *phdata = (SDL_VideoData *) _this->driverdata;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
881 EGLBoolean status;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
882
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
883 if (phdata->egl_initialized != SDL_TRUE) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
884 SDL_SetError("PND: GLES initialization failed, no OpenGL ES support");
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
885 return;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
886 }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
887
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
888 /* Check if OpenGL ES connection has been initialized */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
889 if (phdata->egl_display != EGL_NO_DISPLAY) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
890 if (context != EGL_NO_CONTEXT) {
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
891 status = eglDestroyContext(phdata->egl_display, context);
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
892 if (status != EGL_TRUE) {
494559cc723b OpenPandora support added by David Carré
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parents:
diff changeset
893 /* Error during OpenGL ES context destroying */
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
894 SDL_SetError("PND: OpenGL ES context destroy error");
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
895 return;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
896 }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
897 }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
898 }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
899
3438
ca5663493497 Scott to slouken
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parents: 3238
diff changeset
900 #ifdef WIZ_GLES_LITE
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parents: 3238
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901 if( hNativeWnd != 0 )
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parents: 3238
diff changeset
902 {
ca5663493497 Scott to slouken
Sam Lantinga <slouken@libsdl.org>
parents: 3238
diff changeset
903 free(hNativeWnd);
ca5663493497 Scott to slouken
Sam Lantinga <slouken@libsdl.org>
parents: 3238
diff changeset
904 hNativeWnd = 0;
ca5663493497 Scott to slouken
Sam Lantinga <slouken@libsdl.org>
parents: 3238
diff changeset
905 printf( "SDL13: Wiz framebuffer released\n" );
ca5663493497 Scott to slouken
Sam Lantinga <slouken@libsdl.org>
parents: 3238
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906 }
ca5663493497 Scott to slouken
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parents: 3238
diff changeset
907 #endif
ca5663493497 Scott to slouken
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parents: 3238
diff changeset
908
3161
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
909 return;
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
910 }
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
911
494559cc723b OpenPandora support added by David Carré
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
912 /* vi: set ts=4 sw=4 expandtab: */