Mercurial > sdl-ios-xcode
annotate test/testgl.c @ 1746:a0ddae8b43cf
Disable the XRandR extension by default, since KDE maximizes windows which are larger than the new resolution, and then doesn't restore their size and positition when the old resolution is restored.
The extension can be enabled with the environment variable SDL_VIDEO_X11_XRANDR=1
| author | Sam Lantinga <slouken@libsdl.org> |
|---|---|
| date | Sat, 29 Apr 2006 17:54:32 +0000 |
| parents | eacc5bc01d1c |
| children | 871090feb7ad |
| rev | line source |
|---|---|
| 0 | 1 #include <stdlib.h> |
| 2 #include <stdio.h> | |
| 3 #include <string.h> | |
| 4 #include <math.h> | |
| 5 | |
| 6 #include "SDL.h" | |
| 7 | |
| 8 #ifdef HAVE_OPENGL | |
|
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9 |
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10 #include "SDL_opengl.h" |
| 0 | 11 |
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12 /* Undefine this if you want a flat cube instead of a rainbow cube */ |
| 0 | 13 #define SHADED_CUBE |
| 14 | |
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15 /* Define this to be the name of the logo image to use with -logo */ |
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16 #define LOGO_FILE "icon.bmp" |
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17 |
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18 /* The SDL_OPENGLBLIT interface is deprecated. |
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19 The code is still available for benchmark purposes though. |
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20 */ |
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21 |
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22 static SDL_bool USE_DEPRECATED_OPENGLBLIT = SDL_FALSE; |
| 0 | 23 |
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24 static SDL_Surface *global_image = NULL; |
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25 static GLuint global_texture = 0; |
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26 static GLuint cursor_texture = 0; |
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27 |
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28 /**********************************************************************/ |
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29 |
| 0 | 30 void HotKey_ToggleFullScreen(void) |
| 31 { | |
| 32 SDL_Surface *screen; | |
| 33 | |
| 34 screen = SDL_GetVideoSurface(); | |
| 35 if ( SDL_WM_ToggleFullScreen(screen) ) { | |
| 36 printf("Toggled fullscreen mode - now %s\n", | |
| 37 (screen->flags&SDL_FULLSCREEN) ? "fullscreen" : "windowed"); | |
| 38 } else { | |
| 39 printf("Unable to toggle fullscreen mode\n"); | |
| 40 } | |
| 41 } | |
| 42 | |
| 43 void HotKey_ToggleGrab(void) | |
| 44 { | |
| 45 SDL_GrabMode mode; | |
| 46 | |
| 47 printf("Ctrl-G: toggling input grab!\n"); | |
| 48 mode = SDL_WM_GrabInput(SDL_GRAB_QUERY); | |
| 49 if ( mode == SDL_GRAB_ON ) { | |
| 50 printf("Grab was on\n"); | |
| 51 } else { | |
| 52 printf("Grab was off\n"); | |
| 53 } | |
| 54 mode = SDL_WM_GrabInput(!mode); | |
| 55 if ( mode == SDL_GRAB_ON ) { | |
| 56 printf("Grab is now on\n"); | |
| 57 } else { | |
| 58 printf("Grab is now off\n"); | |
| 59 } | |
| 60 } | |
| 61 | |
| 62 void HotKey_Iconify(void) | |
| 63 { | |
| 64 printf("Ctrl-Z: iconifying window!\n"); | |
| 65 SDL_WM_IconifyWindow(); | |
| 66 } | |
| 67 | |
| 68 int HandleEvent(SDL_Event *event) | |
| 69 { | |
| 70 int done; | |
| 71 | |
| 72 done = 0; | |
| 73 switch( event->type ) { | |
| 74 case SDL_ACTIVEEVENT: | |
| 75 /* See what happened */ | |
| 76 printf( "app %s ", event->active.gain ? "gained" : "lost" ); | |
| 77 if ( event->active.state & SDL_APPACTIVE ) { | |
| 78 printf( "active " ); | |
| 79 } else if ( event->active.state & SDL_APPMOUSEFOCUS ) { | |
| 80 printf( "mouse " ); | |
| 81 } else if ( event->active.state & SDL_APPINPUTFOCUS ) { | |
| 82 printf( "input " ); | |
| 83 } | |
| 84 printf( "focus\n" ); | |
| 85 break; | |
| 86 | |
| 87 | |
| 88 case SDL_KEYDOWN: | |
| 89 if ( event->key.keysym.sym == SDLK_ESCAPE ) { | |
| 90 done = 1; | |
| 91 } | |
| 92 if ( (event->key.keysym.sym == SDLK_g) && | |
| 93 (event->key.keysym.mod & KMOD_CTRL) ) { | |
| 94 HotKey_ToggleGrab(); | |
| 95 } | |
| 96 if ( (event->key.keysym.sym == SDLK_z) && | |
| 97 (event->key.keysym.mod & KMOD_CTRL) ) { | |
| 98 HotKey_Iconify(); | |
| 99 } | |
| 100 if ( (event->key.keysym.sym == SDLK_RETURN) && | |
| 101 (event->key.keysym.mod & KMOD_ALT) ) { | |
| 102 HotKey_ToggleFullScreen(); | |
| 103 } | |
| 104 printf("key '%s' pressed\n", | |
| 105 SDL_GetKeyName(event->key.keysym.sym)); | |
| 106 break; | |
| 107 case SDL_QUIT: | |
| 108 done = 1; | |
| 109 break; | |
| 110 } | |
| 111 return(done); | |
| 112 } | |
| 113 | |
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114 void SDL_GL_Enter2DMode() |
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115 { |
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116 SDL_Surface *screen = SDL_GetVideoSurface(); |
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117 |
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118 /* Note, there may be other things you need to change, |
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119 depending on how you have your OpenGL state set up. |
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120 */ |
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121 glPushAttrib(GL_ENABLE_BIT); |
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122 glDisable(GL_DEPTH_TEST); |
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123 glDisable(GL_CULL_FACE); |
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124 glEnable(GL_TEXTURE_2D); |
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125 |
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126 /* This allows alpha blending of 2D textures with the scene */ |
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127 glEnable(GL_BLEND); |
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128 glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA); |
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129 |
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130 glViewport(0, 0, screen->w, screen->h); |
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131 |
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132 glMatrixMode(GL_PROJECTION); |
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133 glPushMatrix(); |
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134 glLoadIdentity(); |
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135 |
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136 glOrtho(0.0, (GLdouble)screen->w, (GLdouble)screen->h, 0.0, 0.0, 1.0); |
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137 |
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138 glMatrixMode(GL_MODELVIEW); |
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139 glPushMatrix(); |
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140 glLoadIdentity(); |
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141 |
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142 glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_DECAL); |
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143 } |
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144 |
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145 void SDL_GL_Leave2DMode() |
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146 { |
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147 glMatrixMode(GL_MODELVIEW); |
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148 glPopMatrix(); |
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149 |
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150 glMatrixMode(GL_PROJECTION); |
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151 glPopMatrix(); |
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152 |
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153 glPopAttrib(); |
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154 } |
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155 |
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156 /* Quick utility function for texture creation */ |
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157 static int power_of_two(int input) |
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158 { |
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159 int value = 1; |
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160 |
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161 while ( value < input ) { |
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162 value <<= 1; |
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163 } |
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164 return value; |
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165 } |
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166 |
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167 GLuint SDL_GL_LoadTexture(SDL_Surface *surface, GLfloat *texcoord) |
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168 { |
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169 GLuint texture; |
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170 int w, h; |
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171 SDL_Surface *image; |
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172 SDL_Rect area; |
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173 Uint32 saved_flags; |
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174 Uint8 saved_alpha; |
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175 |
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176 /* Use the surface width and height expanded to powers of 2 */ |
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177 w = power_of_two(surface->w); |
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178 h = power_of_two(surface->h); |
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179 texcoord[0] = 0.0f; /* Min X */ |
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180 texcoord[1] = 0.0f; /* Min Y */ |
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181 texcoord[2] = (GLfloat)surface->w / w; /* Max X */ |
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182 texcoord[3] = (GLfloat)surface->h / h; /* Max Y */ |
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183 |
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184 image = SDL_CreateRGBSurface( |
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185 SDL_SWSURFACE, |
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186 w, h, |
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187 32, |
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188 #if SDL_BYTEORDER == SDL_LIL_ENDIAN /* OpenGL RGBA masks */ |
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189 0x000000FF, |
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190 0x0000FF00, |
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191 0x00FF0000, |
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192 0xFF000000 |
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193 #else |
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194 0xFF000000, |
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195 0x00FF0000, |
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196 0x0000FF00, |
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197 0x000000FF |
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198 #endif |
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199 ); |
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200 if ( image == NULL ) { |
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201 return 0; |
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202 } |
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203 |
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204 /* Save the alpha blending attributes */ |
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205 saved_flags = surface->flags&(SDL_SRCALPHA|SDL_RLEACCELOK); |
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206 saved_alpha = surface->format->alpha; |
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207 if ( (saved_flags & SDL_SRCALPHA) == SDL_SRCALPHA ) { |
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208 SDL_SetAlpha(surface, 0, 0); |
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209 } |
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210 |
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211 /* Copy the surface into the GL texture image */ |
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212 area.x = 0; |
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213 area.y = 0; |
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214 area.w = surface->w; |
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215 area.h = surface->h; |
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216 SDL_BlitSurface(surface, &area, image, &area); |
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217 |
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218 /* Restore the alpha blending attributes */ |
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219 if ( (saved_flags & SDL_SRCALPHA) == SDL_SRCALPHA ) { |
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220 SDL_SetAlpha(surface, saved_flags, saved_alpha); |
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221 } |
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222 |
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223 /* Create an OpenGL texture for the image */ |
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224 glGenTextures(1, &texture); |
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225 glBindTexture(GL_TEXTURE_2D, texture); |
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226 glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST); |
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227 glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST); |
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228 glTexImage2D(GL_TEXTURE_2D, |
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229 0, |
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230 GL_RGBA, |
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231 w, h, |
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232 0, |
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233 GL_RGBA, |
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234 GL_UNSIGNED_BYTE, |
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235 image->pixels); |
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236 SDL_FreeSurface(image); /* No longer needed */ |
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237 |
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238 return texture; |
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239 } |
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240 |
|
933
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241 void DrawLogoCursor(void) |
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242 { |
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243 static GLfloat texMinX, texMinY; |
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244 static GLfloat texMaxX, texMaxY; |
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245 static int w, h; |
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246 int x, y; |
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247 |
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248 if ( ! cursor_texture ) { |
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249 SDL_Surface *image; |
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250 GLfloat texcoord[4]; |
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251 |
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252 /* Load the image (could use SDL_image library here) */ |
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253 image = SDL_LoadBMP(LOGO_FILE); |
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254 if ( image == NULL ) { |
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255 return; |
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256 } |
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257 w = image->w; |
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258 h = image->h; |
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259 |
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260 /* Convert the image into an OpenGL texture */ |
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261 cursor_texture = SDL_GL_LoadTexture(image, texcoord); |
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262 |
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263 /* Make texture coordinates easy to understand */ |
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264 texMinX = texcoord[0]; |
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265 texMinY = texcoord[1]; |
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266 texMaxX = texcoord[2]; |
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267 texMaxY = texcoord[3]; |
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268 |
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269 /* We don't need the original image anymore */ |
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270 SDL_FreeSurface(image); |
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271 |
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272 /* Make sure that the texture conversion is okay */ |
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273 if ( ! cursor_texture ) { |
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274 return; |
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275 } |
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276 } |
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277 |
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278 /* Move the image around */ |
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279 SDL_GetMouseState(&x, &y); |
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280 x -= w/2; |
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281 y -= h/2; |
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282 |
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283 /* Show the image on the screen */ |
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284 SDL_GL_Enter2DMode(); |
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285 glBindTexture(GL_TEXTURE_2D, cursor_texture); |
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286 glBegin(GL_TRIANGLE_STRIP); |
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287 glTexCoord2f(texMinX, texMinY); glVertex2i(x, y ); |
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288 glTexCoord2f(texMaxX, texMinY); glVertex2i(x+w, y ); |
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289 glTexCoord2f(texMinX, texMaxY); glVertex2i(x, y+h); |
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290 glTexCoord2f(texMaxX, texMaxY); glVertex2i(x+w, y+h); |
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291 glEnd(); |
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292 SDL_GL_Leave2DMode(); |
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293 } |
|
492
c59692dcdce0
*** empty log message ***
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294 |
|
234
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295 void DrawLogoTexture(void) |
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296 { |
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297 static GLfloat texMinX, texMinY; |
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298 static GLfloat texMaxX, texMaxY; |
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299 static int x = 0; |
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300 static int y = 0; |
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301 static int w, h; |
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302 static int delta_x = 1; |
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303 static int delta_y = 1; |
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304 |
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305 SDL_Surface *screen = SDL_GetVideoSurface(); |
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306 |
|
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307 if ( ! global_texture ) { |
|
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308 SDL_Surface *image; |
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309 GLfloat texcoord[4]; |
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310 |
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311 /* Load the image (could use SDL_image library here) */ |
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312 image = SDL_LoadBMP(LOGO_FILE); |
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313 if ( image == NULL ) { |
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314 return; |
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315 } |
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316 w = image->w; |
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317 h = image->h; |
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318 |
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319 /* Convert the image into an OpenGL texture */ |
|
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320 global_texture = SDL_GL_LoadTexture(image, texcoord); |
|
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321 |
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322 /* Make texture coordinates easy to understand */ |
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323 texMinX = texcoord[0]; |
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324 texMinY = texcoord[1]; |
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325 texMaxX = texcoord[2]; |
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326 texMaxY = texcoord[3]; |
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327 |
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328 /* We don't need the original image anymore */ |
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329 SDL_FreeSurface(image); |
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330 |
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331 /* Make sure that the texture conversion is okay */ |
|
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332 if ( ! global_texture ) { |
|
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333 return; |
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334 } |
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335 } |
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336 |
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337 /* Move the image around */ |
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338 x += delta_x; |
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339 if ( x < 0 ) { |
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340 x = 0; |
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341 delta_x = -delta_x; |
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342 } else |
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343 if ( (x+w) > screen->w ) { |
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344 x = screen->w-w; |
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345 delta_x = -delta_x; |
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346 } |
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347 y += delta_y; |
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348 if ( y < 0 ) { |
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349 y = 0; |
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350 delta_y = -delta_y; |
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351 } else |
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352 if ( (y+h) > screen->h ) { |
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353 y = screen->h-h; |
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354 delta_y = -delta_y; |
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355 } |
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356 |
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357 /* Show the image on the screen */ |
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358 SDL_GL_Enter2DMode(); |
|
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359 glBindTexture(GL_TEXTURE_2D, global_texture); |
|
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360 glBegin(GL_TRIANGLE_STRIP); |
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361 glTexCoord2f(texMinX, texMinY); glVertex2i(x, y ); |
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362 glTexCoord2f(texMaxX, texMinY); glVertex2i(x+w, y ); |
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363 glTexCoord2f(texMinX, texMaxY); glVertex2i(x, y+h); |
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364 glTexCoord2f(texMaxX, texMaxY); glVertex2i(x+w, y+h); |
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365 glEnd(); |
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366 SDL_GL_Leave2DMode(); |
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367 } |
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368 |
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369 /* This code is deprecated, but available for speed comparisons */ |
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370 void DrawLogoBlit(void) |
| 0 | 371 { |
| 372 static int x = 0; | |
| 373 static int y = 0; | |
|
233
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374 static int w, h; |
| 0 | 375 static int delta_x = 1; |
| 376 static int delta_y = 1; | |
| 377 | |
| 378 SDL_Rect dst; | |
|
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379 SDL_Surface *screen = SDL_GetVideoSurface(); |
| 0 | 380 |
|
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381 if ( global_image == NULL ) { |
| 0 | 382 SDL_Surface *temp; |
| 383 | |
|
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384 /* Load the image (could use SDL_image library here) */ |
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385 temp = SDL_LoadBMP(LOGO_FILE); |
| 0 | 386 if ( temp == NULL ) { |
| 387 return; | |
| 388 } | |
|
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389 w = temp->w; |
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390 h = temp->h; |
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391 |
|
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392 /* Convert the image into the screen format */ |
|
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393 global_image = SDL_CreateRGBSurface( |
| 0 | 394 SDL_SWSURFACE, |
|
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395 w, h, |
|
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396 screen->format->BitsPerPixel, |
|
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397 screen->format->Rmask, |
|
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398 screen->format->Gmask, |
|
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399 screen->format->Bmask, |
|
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400 screen->format->Amask); |
|
492
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|
401 if ( global_image ) { |
|
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|
402 SDL_BlitSurface(temp, NULL, global_image, NULL); |
| 0 | 403 } |
| 404 SDL_FreeSurface(temp); | |
|
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405 |
|
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|
406 /* Make sure that the texture conversion is okay */ |
|
492
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|
407 if ( ! global_image ) { |
| 0 | 408 return; |
| 409 } | |
| 410 } | |
| 411 | |
|
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412 /* Move the image around |
| 0 | 413 Note that we do not clear the old position. This is because we |
| 414 perform a glClear() which clears the framebuffer and then only | |
| 415 update the new area. | |
| 416 Note that you can also achieve interesting effects by modifying | |
| 417 the screen surface alpha channel. It's set to 255 by default.. | |
| 418 */ | |
|
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419 x += delta_x; |
|
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420 if ( x < 0 ) { |
|
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421 x = 0; |
|
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|
422 delta_x = -delta_x; |
|
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Modified the logo texture load to accept any width/height image
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|
423 } else |
|
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Modified the logo texture load to accept any width/height image
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424 if ( (x+w) > screen->w ) { |
|
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Modified the logo texture load to accept any width/height image
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425 x = screen->w-w; |
|
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426 delta_x = -delta_x; |
| 0 | 427 } |
|
234
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428 y += delta_y; |
|
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429 if ( y < 0 ) { |
|
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430 y = 0; |
|
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431 delta_y = -delta_y; |
|
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432 } else |
|
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Modified the logo texture load to accept any width/height image
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433 if ( (y+h) > screen->h ) { |
|
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Modified the logo texture load to accept any width/height image
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434 y = screen->h-h; |
|
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Modified the logo texture load to accept any width/height image
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|
435 delta_y = -delta_y; |
|
233
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|
436 } |
|
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|
437 dst.x = x; |
|
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438 dst.y = y; |
|
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Modified the logo texture load to accept any width/height image
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439 dst.w = w; |
|
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440 dst.h = h; |
|
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441 SDL_BlitSurface(global_image, NULL, screen, &dst); |
|
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442 |
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443 /* Show the image on the screen */ |
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444 SDL_UpdateRects(screen, 1, &dst); |
| 0 | 445 } |
| 446 | |
| 447 int RunGLTest( int argc, char* argv[], | |
| 1737 | 448 int logo, int logocursor, int slowly, int bpp, float gamma, int noframe, int fsaa, int sync, int accel ) |
| 0 | 449 { |
| 450 int i; | |
| 451 int rgb_size[3]; | |
| 452 int w = 640; | |
| 453 int h = 480; | |
| 454 int done = 0; | |
| 455 int frames; | |
| 456 Uint32 start_time, this_time; | |
| 457 float color[8][3]= {{ 1.0, 1.0, 0.0}, | |
| 458 { 1.0, 0.0, 0.0}, | |
| 459 { 0.0, 0.0, 0.0}, | |
| 460 { 0.0, 1.0, 0.0}, | |
| 461 { 0.0, 1.0, 1.0}, | |
| 462 { 1.0, 1.0, 1.0}, | |
| 463 { 1.0, 0.0, 1.0}, | |
| 464 { 0.0, 0.0, 1.0}}; | |
| 465 float cube[8][3]= {{ 0.5, 0.5, -0.5}, | |
| 466 { 0.5, -0.5, -0.5}, | |
| 467 {-0.5, -0.5, -0.5}, | |
| 468 {-0.5, 0.5, -0.5}, | |
| 469 {-0.5, 0.5, 0.5}, | |
| 470 { 0.5, 0.5, 0.5}, | |
| 471 { 0.5, -0.5, 0.5}, | |
| 472 {-0.5, -0.5, 0.5}}; | |
| 473 Uint32 video_flags; | |
| 474 int value; | |
| 475 | |
| 476 if( SDL_Init( SDL_INIT_VIDEO ) < 0 ) { | |
| 477 fprintf(stderr,"Couldn't initialize SDL: %s\n",SDL_GetError()); | |
| 478 exit( 1 ); | |
| 479 } | |
| 480 | |
| 481 /* See if we should detect the display depth */ | |
| 482 if ( bpp == 0 ) { | |
| 483 if ( SDL_GetVideoInfo()->vfmt->BitsPerPixel <= 8 ) { | |
| 484 bpp = 8; | |
| 485 } else { | |
| 486 bpp = 16; /* More doesn't seem to work */ | |
| 487 } | |
| 488 } | |
| 489 | |
| 490 /* Set the flags we want to use for setting the video mode */ | |
|
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491 if ( logo && USE_DEPRECATED_OPENGLBLIT ) { |
| 0 | 492 video_flags = SDL_OPENGLBLIT; |
| 493 } else { | |
| 494 video_flags = SDL_OPENGL; | |
| 495 } | |
| 496 for ( i=1; argv[i]; ++i ) { | |
|
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497 if ( strcmp(argv[i], "-fullscreen") == 0 ) { |
| 0 | 498 video_flags |= SDL_FULLSCREEN; |
| 499 } | |
| 500 } | |
| 501 | |
|
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502 if (noframe) { |
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503 video_flags |= SDL_NOFRAME; |
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504 } |
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505 |
| 0 | 506 /* Initialize the display */ |
| 507 switch (bpp) { | |
| 508 case 8: | |
|
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509 rgb_size[0] = 3; |
| 0 | 510 rgb_size[1] = 3; |
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511 rgb_size[2] = 2; |
| 0 | 512 break; |
| 513 case 15: | |
| 514 case 16: | |
| 515 rgb_size[0] = 5; | |
| 516 rgb_size[1] = 5; | |
| 517 rgb_size[2] = 5; | |
| 518 break; | |
| 519 default: | |
| 520 rgb_size[0] = 8; | |
| 521 rgb_size[1] = 8; | |
| 522 rgb_size[2] = 8; | |
| 523 break; | |
| 524 } | |
| 525 SDL_GL_SetAttribute( SDL_GL_RED_SIZE, rgb_size[0] ); | |
| 526 SDL_GL_SetAttribute( SDL_GL_GREEN_SIZE, rgb_size[1] ); | |
| 527 SDL_GL_SetAttribute( SDL_GL_BLUE_SIZE, rgb_size[2] ); | |
| 528 SDL_GL_SetAttribute( SDL_GL_DEPTH_SIZE, 16 ); | |
| 529 SDL_GL_SetAttribute( SDL_GL_DOUBLEBUFFER, 1 ); | |
|
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530 if ( fsaa ) { |
|
656
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Merged in Ryan's multisample code for MacOS, and changed the constants to match.
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531 SDL_GL_SetAttribute( SDL_GL_MULTISAMPLEBUFFERS, 1 ); |
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Merged in Ryan's multisample code for MacOS, and changed the constants to match.
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532 SDL_GL_SetAttribute( SDL_GL_MULTISAMPLESAMPLES, fsaa ); |
|
655
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533 } |
| 1737 | 534 if ( accel ) { |
| 535 SDL_GL_SetAttribute( SDL_GL_ACCELERATED_VISUAL, 1 ); | |
| 536 } | |
|
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537 if ( sync ) { |
|
3b2a92126f4d
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538 SDL_GL_SetAttribute( SDL_GL_SWAP_CONTROL, 1 ); |
|
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539 } else { |
|
3b2a92126f4d
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540 SDL_GL_SetAttribute( SDL_GL_SWAP_CONTROL, 0 ); |
|
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541 } |
| 0 | 542 if ( SDL_SetVideoMode( w, h, bpp, video_flags ) == NULL ) { |
| 543 fprintf(stderr, "Couldn't set GL mode: %s\n", SDL_GetError()); | |
| 544 SDL_Quit(); | |
| 545 exit(1); | |
| 546 } | |
| 547 | |
| 548 printf("Screen BPP: %d\n", SDL_GetVideoSurface()->format->BitsPerPixel); | |
| 549 printf("\n"); | |
| 550 printf( "Vendor : %s\n", glGetString( GL_VENDOR ) ); | |
| 551 printf( "Renderer : %s\n", glGetString( GL_RENDERER ) ); | |
| 552 printf( "Version : %s\n", glGetString( GL_VERSION ) ); | |
| 553 printf( "Extensions : %s\n", glGetString( GL_EXTENSIONS ) ); | |
| 554 printf("\n"); | |
| 555 | |
| 556 SDL_GL_GetAttribute( SDL_GL_RED_SIZE, &value ); | |
| 557 printf( "SDL_GL_RED_SIZE: requested %d, got %d\n", rgb_size[0],value); | |
| 558 SDL_GL_GetAttribute( SDL_GL_GREEN_SIZE, &value ); | |
| 559 printf( "SDL_GL_GREEN_SIZE: requested %d, got %d\n", rgb_size[1],value); | |
| 560 SDL_GL_GetAttribute( SDL_GL_BLUE_SIZE, &value ); | |
| 561 printf( "SDL_GL_BLUE_SIZE: requested %d, got %d\n", rgb_size[2],value); | |
| 562 SDL_GL_GetAttribute( SDL_GL_DEPTH_SIZE, &value ); | |
| 563 printf( "SDL_GL_DEPTH_SIZE: requested %d, got %d\n", bpp, value ); | |
| 564 SDL_GL_GetAttribute( SDL_GL_DOUBLEBUFFER, &value ); | |
| 565 printf( "SDL_GL_DOUBLEBUFFER: requested 1, got %d\n", value ); | |
|
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diff
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|
566 if ( fsaa ) { |
|
656
864e2d2a9a55
Merged in Ryan's multisample code for MacOS, and changed the constants to match.
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diff
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|
567 SDL_GL_GetAttribute( SDL_GL_MULTISAMPLEBUFFERS, &value ); |
|
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Implemented bug #2, 117:
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568 printf("SDL_GL_MULTISAMPLEBUFFERS: requested 1, got %d\n", value ); |
|
656
864e2d2a9a55
Merged in Ryan's multisample code for MacOS, and changed the constants to match.
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diff
changeset
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569 SDL_GL_GetAttribute( SDL_GL_MULTISAMPLESAMPLES, &value ); |
|
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570 printf("SDL_GL_MULTISAMPLESAMPLES: requested %d, got %d\n", fsaa, value ); |
|
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571 } |
| 1737 | 572 if ( accel ) { |
| 573 SDL_GL_GetAttribute( SDL_GL_ACCELERATED_VISUAL, &value ); | |
| 574 printf( "SDL_GL_ACCELERATED_VISUAL: requested 1, got %d\n", value ); | |
| 575 } | |
|
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576 if ( sync ) { |
|
3b2a92126f4d
Implemented bug #2, 117:
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577 SDL_GL_GetAttribute( SDL_GL_SWAP_CONTROL, &value ); |
|
3b2a92126f4d
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578 printf( "SDL_GL_SWAP_CONTROL: requested 1, got %d\n", value ); |
|
655
9c42ee1b7d77
Date: Thu, 24 Apr 2003 15:13:47 -0400
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|
579 } |
| 0 | 580 |
| 581 /* Set the window manager title bar */ | |
| 582 SDL_WM_SetCaption( "SDL GL test", "testgl" ); | |
| 583 | |
| 584 /* Set the gamma for the window */ | |
| 585 if ( gamma != 0.0 ) { | |
| 586 SDL_SetGamma(gamma, gamma, gamma); | |
| 587 } | |
| 588 | |
| 589 glViewport( 0, 0, w, h ); | |
| 590 glMatrixMode( GL_PROJECTION ); | |
| 591 glLoadIdentity( ); | |
| 592 | |
| 593 glOrtho( -2.0, 2.0, -2.0, 2.0, -20.0, 20.0 ); | |
| 594 | |
| 595 glMatrixMode( GL_MODELVIEW ); | |
| 596 glLoadIdentity( ); | |
| 597 | |
| 598 glEnable(GL_DEPTH_TEST); | |
| 599 | |
| 600 glDepthFunc(GL_LESS); | |
| 601 | |
| 602 glShadeModel(GL_SMOOTH); | |
| 603 | |
| 604 /* Loop until done. */ | |
| 605 start_time = SDL_GetTicks(); | |
| 606 frames = 0; | |
| 607 while( !done ) { | |
| 608 GLenum gl_error; | |
| 609 char* sdl_error; | |
| 610 SDL_Event event; | |
| 611 | |
| 612 /* Do our drawing, too. */ | |
| 613 glClearColor( 0.0, 0.0, 0.0, 1.0 ); | |
| 614 glClear( GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT); | |
| 615 | |
| 616 glBegin( GL_QUADS ); | |
| 617 | |
| 618 #ifdef SHADED_CUBE | |
| 619 glColor3fv(color[0]); | |
| 620 glVertex3fv(cube[0]); | |
| 621 glColor3fv(color[1]); | |
| 622 glVertex3fv(cube[1]); | |
| 623 glColor3fv(color[2]); | |
| 624 glVertex3fv(cube[2]); | |
| 625 glColor3fv(color[3]); | |
| 626 glVertex3fv(cube[3]); | |
| 627 | |
| 628 glColor3fv(color[3]); | |
| 629 glVertex3fv(cube[3]); | |
| 630 glColor3fv(color[4]); | |
| 631 glVertex3fv(cube[4]); | |
| 632 glColor3fv(color[7]); | |
| 633 glVertex3fv(cube[7]); | |
| 634 glColor3fv(color[2]); | |
| 635 glVertex3fv(cube[2]); | |
| 636 | |
| 637 glColor3fv(color[0]); | |
| 638 glVertex3fv(cube[0]); | |
| 639 glColor3fv(color[5]); | |
| 640 glVertex3fv(cube[5]); | |
| 641 glColor3fv(color[6]); | |
| 642 glVertex3fv(cube[6]); | |
| 643 glColor3fv(color[1]); | |
| 644 glVertex3fv(cube[1]); | |
| 645 | |
| 646 glColor3fv(color[5]); | |
| 647 glVertex3fv(cube[5]); | |
| 648 glColor3fv(color[4]); | |
| 649 glVertex3fv(cube[4]); | |
| 650 glColor3fv(color[7]); | |
| 651 glVertex3fv(cube[7]); | |
| 652 glColor3fv(color[6]); | |
| 653 glVertex3fv(cube[6]); | |
| 654 | |
| 655 glColor3fv(color[5]); | |
| 656 glVertex3fv(cube[5]); | |
| 657 glColor3fv(color[0]); | |
| 658 glVertex3fv(cube[0]); | |
| 659 glColor3fv(color[3]); | |
| 660 glVertex3fv(cube[3]); | |
| 661 glColor3fv(color[4]); | |
| 662 glVertex3fv(cube[4]); | |
| 663 | |
| 664 glColor3fv(color[6]); | |
| 665 glVertex3fv(cube[6]); | |
| 666 glColor3fv(color[1]); | |
| 667 glVertex3fv(cube[1]); | |
| 668 glColor3fv(color[2]); | |
| 669 glVertex3fv(cube[2]); | |
| 670 glColor3fv(color[7]); | |
| 671 glVertex3fv(cube[7]); | |
|
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Fixed warnings in -pedantic mode
Sam Lantinga <slouken@libsdl.org>
parents:
1265
diff
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672 #else /* flat cube */ |
| 0 | 673 glColor3f(1.0, 0.0, 0.0); |
| 674 glVertex3fv(cube[0]); | |
| 675 glVertex3fv(cube[1]); | |
| 676 glVertex3fv(cube[2]); | |
| 677 glVertex3fv(cube[3]); | |
| 678 | |
| 679 glColor3f(0.0, 1.0, 0.0); | |
| 680 glVertex3fv(cube[3]); | |
| 681 glVertex3fv(cube[4]); | |
| 682 glVertex3fv(cube[7]); | |
| 683 glVertex3fv(cube[2]); | |
| 684 | |
| 685 glColor3f(0.0, 0.0, 1.0); | |
| 686 glVertex3fv(cube[0]); | |
| 687 glVertex3fv(cube[5]); | |
| 688 glVertex3fv(cube[6]); | |
| 689 glVertex3fv(cube[1]); | |
| 690 | |
| 691 glColor3f(0.0, 1.0, 1.0); | |
| 692 glVertex3fv(cube[5]); | |
| 693 glVertex3fv(cube[4]); | |
| 694 glVertex3fv(cube[7]); | |
| 695 glVertex3fv(cube[6]); | |
| 696 | |
| 697 glColor3f(1.0, 1.0, 0.0); | |
| 698 glVertex3fv(cube[5]); | |
| 699 glVertex3fv(cube[0]); | |
| 700 glVertex3fv(cube[3]); | |
| 701 glVertex3fv(cube[4]); | |
| 702 | |
| 703 glColor3f(1.0, 0.0, 1.0); | |
| 704 glVertex3fv(cube[6]); | |
| 705 glVertex3fv(cube[1]); | |
| 706 glVertex3fv(cube[2]); | |
| 707 glVertex3fv(cube[7]); | |
| 708 #endif /* SHADED_CUBE */ | |
| 709 | |
| 710 glEnd( ); | |
| 711 | |
| 712 glMatrixMode(GL_MODELVIEW); | |
| 713 glRotatef(5.0, 1.0, 1.0, 1.0); | |
| 714 | |
| 715 /* Draw 2D logo onto the 3D display */ | |
| 716 if ( logo ) { | |
|
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717 if ( USE_DEPRECATED_OPENGLBLIT ) { |
|
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|
718 DrawLogoBlit(); |
|
1af4be6a73cd
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719 } else { |
|
1af4be6a73cd
Modified the logo texture load to accept any width/height image
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233
diff
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|
720 DrawLogoTexture(); |
|
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721 } |
| 0 | 722 } |
|
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Added an option to show the logo at the cursor position for debugging
Sam Lantinga <slouken@libsdl.org>
parents:
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diff
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|
723 if ( logocursor ) { |
|
4272450dd8d0
Added an option to show the logo at the cursor position for debugging
Sam Lantinga <slouken@libsdl.org>
parents:
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diff
changeset
|
724 DrawLogoCursor(); |
|
4272450dd8d0
Added an option to show the logo at the cursor position for debugging
Sam Lantinga <slouken@libsdl.org>
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diff
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|
725 } |
| 0 | 726 |
| 727 SDL_GL_SwapBuffers( ); | |
| 728 | |
| 729 /* Check for error conditions. */ | |
| 730 gl_error = glGetError( ); | |
| 731 | |
| 732 if( gl_error != GL_NO_ERROR ) { | |
| 733 fprintf( stderr, "testgl: OpenGL error: %d\n", gl_error ); | |
| 734 } | |
| 735 | |
| 736 sdl_error = SDL_GetError( ); | |
| 737 | |
| 738 if( sdl_error[0] != '\0' ) { | |
| 739 fprintf(stderr, "testgl: SDL error '%s'\n", sdl_error); | |
| 740 SDL_ClearError(); | |
| 741 } | |
| 742 | |
| 743 /* Allow the user to see what's happening */ | |
| 744 if ( slowly ) { | |
| 745 SDL_Delay( 20 ); | |
| 746 } | |
| 747 | |
| 748 /* Check if there's a pending event. */ | |
| 749 while( SDL_PollEvent( &event ) ) { | |
| 750 done = HandleEvent(&event); | |
| 751 } | |
| 752 ++frames; | |
| 753 } | |
| 754 | |
| 755 /* Print out the frames per second */ | |
| 756 this_time = SDL_GetTicks(); | |
| 757 if ( this_time != start_time ) { | |
| 758 printf("%2.2f FPS\n", | |
| 759 ((float)frames/(this_time-start_time))*1000.0); | |
| 760 } | |
| 761 | |
|
492
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diff
changeset
|
762 if ( global_image ) { |
|
c59692dcdce0
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parents:
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diff
changeset
|
763 SDL_FreeSurface(global_image); |
|
c59692dcdce0
*** empty log message ***
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diff
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|
764 global_image = NULL; |
|
c59692dcdce0
*** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents:
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diff
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|
765 } |
|
c59692dcdce0
*** empty log message ***
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parents:
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diff
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|
766 if ( global_texture ) { |
|
c59692dcdce0
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parents:
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diff
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|
767 glDeleteTextures( 1, &global_texture ); |
|
c59692dcdce0
*** empty log message ***
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|
768 global_texture = 0; |
|
c59692dcdce0
*** empty log message ***
Sam Lantinga <slouken@libsdl.org>
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|
769 } |
|
933
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Added an option to show the logo at the cursor position for debugging
Sam Lantinga <slouken@libsdl.org>
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|
770 if ( cursor_texture ) { |
|
4272450dd8d0
Added an option to show the logo at the cursor position for debugging
Sam Lantinga <slouken@libsdl.org>
parents:
910
diff
changeset
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771 glDeleteTextures( 1, &cursor_texture ); |
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4272450dd8d0
Added an option to show the logo at the cursor position for debugging
Sam Lantinga <slouken@libsdl.org>
parents:
910
diff
changeset
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772 cursor_texture = 0; |
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4272450dd8d0
Added an option to show the logo at the cursor position for debugging
Sam Lantinga <slouken@libsdl.org>
parents:
910
diff
changeset
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773 } |
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492
c59692dcdce0
*** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents:
363
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774 |
| 0 | 775 /* Destroy our GL context, etc. */ |
| 776 SDL_Quit( ); | |
| 777 return(0); | |
| 778 } | |
| 779 | |
| 780 int main(int argc, char *argv[]) | |
| 781 { | |
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1439
4d3bb026cd16
Fixed warnings in -pedantic mode
Sam Lantinga <slouken@libsdl.org>
parents:
1265
diff
changeset
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782 int i, logo, logocursor = 0; |
| 0 | 783 int numtests; |
| 784 int bpp = 0; | |
| 785 int slowly; | |
| 786 float gamma = 0.0; | |
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492
c59692dcdce0
*** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents:
363
diff
changeset
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787 int noframe = 0; |
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655
9c42ee1b7d77
Date: Thu, 24 Apr 2003 15:13:47 -0400
Sam Lantinga <slouken@libsdl.org>
parents:
492
diff
changeset
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788 int fsaa = 0; |
| 1737 | 789 int accel = 0; |
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1736
3b2a92126f4d
Implemented bug #2, 117:
Sam Lantinga <slouken@libsdl.org>
parents:
1439
diff
changeset
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790 int sync = 0; |
| 0 | 791 |
| 792 logo = 0; | |
| 793 slowly = 0; | |
| 794 numtests = 1; | |
| 795 for ( i=1; argv[i]; ++i ) { | |
| 796 if ( strcmp(argv[i], "-twice") == 0 ) { | |
| 797 ++numtests; | |
| 798 } | |
| 799 if ( strcmp(argv[i], "-logo") == 0 ) { | |
| 800 logo = 1; | |
|
233
5b42a7f5fab3
SDL_OPENGLBLIT is deprecated, show the "right way" of doing things
Sam Lantinga <slouken@libsdl.org>
parents:
221
diff
changeset
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801 USE_DEPRECATED_OPENGLBLIT = SDL_FALSE; |
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5b42a7f5fab3
SDL_OPENGLBLIT is deprecated, show the "right way" of doing things
Sam Lantinga <slouken@libsdl.org>
parents:
221
diff
changeset
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802 } |
|
5b42a7f5fab3
SDL_OPENGLBLIT is deprecated, show the "right way" of doing things
Sam Lantinga <slouken@libsdl.org>
parents:
221
diff
changeset
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803 if ( strcmp(argv[i], "-logoblit") == 0 ) { |
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5b42a7f5fab3
SDL_OPENGLBLIT is deprecated, show the "right way" of doing things
Sam Lantinga <slouken@libsdl.org>
parents:
221
diff
changeset
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804 logo = 1; |
|
5b42a7f5fab3
SDL_OPENGLBLIT is deprecated, show the "right way" of doing things
Sam Lantinga <slouken@libsdl.org>
parents:
221
diff
changeset
|
805 USE_DEPRECATED_OPENGLBLIT = SDL_TRUE; |
| 0 | 806 } |
|
933
4272450dd8d0
Added an option to show the logo at the cursor position for debugging
Sam Lantinga <slouken@libsdl.org>
parents:
910
diff
changeset
|
807 if ( strcmp(argv[i], "-logocursor") == 0 ) { |
|
4272450dd8d0
Added an option to show the logo at the cursor position for debugging
Sam Lantinga <slouken@libsdl.org>
parents:
910
diff
changeset
|
808 logocursor = 1; |
|
4272450dd8d0
Added an option to show the logo at the cursor position for debugging
Sam Lantinga <slouken@libsdl.org>
parents:
910
diff
changeset
|
809 } |
| 0 | 810 if ( strcmp(argv[i], "-slow") == 0 ) { |
| 811 slowly = 1; | |
| 812 } | |
| 813 if ( strcmp(argv[i], "-bpp") == 0 ) { | |
| 814 bpp = atoi(argv[++i]); | |
| 815 } | |
| 816 if ( strcmp(argv[i], "-gamma") == 0 ) { | |
| 817 gamma = (float)atof(argv[++i]); | |
| 818 } | |
|
320
66f815c147ed
Date: Thu, 28 Mar 2002 09:20:03 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
243
diff
changeset
|
819 if ( strcmp(argv[i], "-noframe") == 0 ) { |
|
66f815c147ed
Date: Thu, 28 Mar 2002 09:20:03 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
243
diff
changeset
|
820 noframe = 1; |
|
66f815c147ed
Date: Thu, 28 Mar 2002 09:20:03 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
243
diff
changeset
|
821 } |
|
655
9c42ee1b7d77
Date: Thu, 24 Apr 2003 15:13:47 -0400
Sam Lantinga <slouken@libsdl.org>
parents:
492
diff
changeset
|
822 if ( strcmp(argv[i], "-fsaa") == 0 ) { |
|
9c42ee1b7d77
Date: Thu, 24 Apr 2003 15:13:47 -0400
Sam Lantinga <slouken@libsdl.org>
parents:
492
diff
changeset
|
823 ++fsaa; |
|
9c42ee1b7d77
Date: Thu, 24 Apr 2003 15:13:47 -0400
Sam Lantinga <slouken@libsdl.org>
parents:
492
diff
changeset
|
824 } |
| 1737 | 825 if ( strcmp(argv[i], "-accel") == 0 ) { |
| 826 ++accel; | |
| 827 } | |
|
1736
3b2a92126f4d
Implemented bug #2, 117:
Sam Lantinga <slouken@libsdl.org>
parents:
1439
diff
changeset
|
828 if ( strcmp(argv[i], "-sync") == 0 ) { |
|
3b2a92126f4d
Implemented bug #2, 117:
Sam Lantinga <slouken@libsdl.org>
parents:
1439
diff
changeset
|
829 ++sync; |
|
3b2a92126f4d
Implemented bug #2, 117:
Sam Lantinga <slouken@libsdl.org>
parents:
1439
diff
changeset
|
830 } |
| 0 | 831 if ( strncmp(argv[i], "-h", 2) == 0 ) { |
| 832 printf( | |
|
933
4272450dd8d0
Added an option to show the logo at the cursor position for debugging
Sam Lantinga <slouken@libsdl.org>
parents:
910
diff
changeset
|
833 "Usage: %s [-twice] [-logo] [-logocursor] [-slow] [-bpp n] [-gamma n] [-noframe] [-fsaa] [-fullscreen]\n", |
| 0 | 834 argv[0]); |
| 835 exit(0); | |
| 836 } | |
| 837 } | |
| 838 for ( i=0; i<numtests; ++i ) { | |
| 1737 | 839 RunGLTest(argc, argv, logo, logocursor, slowly, bpp, gamma, noframe, fsaa, sync, accel); |
| 0 | 840 } |
| 841 return 0; | |
| 842 } | |
| 843 | |
| 844 #else /* HAVE_OPENGL */ | |
| 845 | |
| 846 int main(int argc, char *argv[]) | |
| 847 { | |
| 848 printf("No OpenGL support on this system\n"); | |
| 849 return 1; | |
| 850 } | |
| 851 | |
| 852 #endif /* HAVE_OPENGL */ |