Mercurial > sdl-ios-xcode
annotate test/testgl.c @ 1654:0a53c90a37f9 SDL-1.3
Updated to 1.3.0, SDL_OPENGLBLIT is no longer supported
| author | Sam Lantinga <slouken@libsdl.org> |
|---|---|
| date | Thu, 27 Apr 2006 05:30:05 +0000 |
| parents | 4d3bb026cd16 |
| children | 96c2f89cc7e1 |
| 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 static SDL_Surface *global_image = NULL; |
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19 static GLuint global_texture = 0; |
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20 static GLuint cursor_texture = 0; |
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21 |
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22 /**********************************************************************/ |
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23 |
| 0 | 24 void HotKey_ToggleFullScreen(void) |
| 25 { | |
| 26 SDL_Surface *screen; | |
| 27 | |
| 28 screen = SDL_GetVideoSurface(); | |
| 29 if ( SDL_WM_ToggleFullScreen(screen) ) { | |
| 30 printf("Toggled fullscreen mode - now %s\n", | |
| 31 (screen->flags&SDL_FULLSCREEN) ? "fullscreen" : "windowed"); | |
| 32 } else { | |
| 33 printf("Unable to toggle fullscreen mode\n"); | |
| 34 } | |
| 35 } | |
| 36 | |
| 37 void HotKey_ToggleGrab(void) | |
| 38 { | |
| 39 SDL_GrabMode mode; | |
| 40 | |
| 41 printf("Ctrl-G: toggling input grab!\n"); | |
| 42 mode = SDL_WM_GrabInput(SDL_GRAB_QUERY); | |
| 43 if ( mode == SDL_GRAB_ON ) { | |
| 44 printf("Grab was on\n"); | |
| 45 } else { | |
| 46 printf("Grab was off\n"); | |
| 47 } | |
| 48 mode = SDL_WM_GrabInput(!mode); | |
| 49 if ( mode == SDL_GRAB_ON ) { | |
| 50 printf("Grab is now on\n"); | |
| 51 } else { | |
| 52 printf("Grab is now off\n"); | |
| 53 } | |
| 54 } | |
| 55 | |
| 56 void HotKey_Iconify(void) | |
| 57 { | |
| 58 printf("Ctrl-Z: iconifying window!\n"); | |
| 59 SDL_WM_IconifyWindow(); | |
| 60 } | |
| 61 | |
| 62 int HandleEvent(SDL_Event *event) | |
| 63 { | |
| 64 int done; | |
| 65 | |
| 66 done = 0; | |
| 67 switch( event->type ) { | |
| 68 case SDL_ACTIVEEVENT: | |
| 69 /* See what happened */ | |
| 70 printf( "app %s ", event->active.gain ? "gained" : "lost" ); | |
| 71 if ( event->active.state & SDL_APPACTIVE ) { | |
| 72 printf( "active " ); | |
| 73 } else if ( event->active.state & SDL_APPMOUSEFOCUS ) { | |
| 74 printf( "mouse " ); | |
| 75 } else if ( event->active.state & SDL_APPINPUTFOCUS ) { | |
| 76 printf( "input " ); | |
| 77 } | |
| 78 printf( "focus\n" ); | |
| 79 break; | |
| 80 | |
| 81 | |
| 82 case SDL_KEYDOWN: | |
| 83 if ( event->key.keysym.sym == SDLK_ESCAPE ) { | |
| 84 done = 1; | |
| 85 } | |
| 86 if ( (event->key.keysym.sym == SDLK_g) && | |
| 87 (event->key.keysym.mod & KMOD_CTRL) ) { | |
| 88 HotKey_ToggleGrab(); | |
| 89 } | |
| 90 if ( (event->key.keysym.sym == SDLK_z) && | |
| 91 (event->key.keysym.mod & KMOD_CTRL) ) { | |
| 92 HotKey_Iconify(); | |
| 93 } | |
| 94 if ( (event->key.keysym.sym == SDLK_RETURN) && | |
| 95 (event->key.keysym.mod & KMOD_ALT) ) { | |
| 96 HotKey_ToggleFullScreen(); | |
| 97 } | |
| 98 printf("key '%s' pressed\n", | |
| 99 SDL_GetKeyName(event->key.keysym.sym)); | |
| 100 break; | |
| 101 case SDL_QUIT: | |
| 102 done = 1; | |
| 103 break; | |
| 104 } | |
| 105 return(done); | |
| 106 } | |
| 107 | |
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108 void SDL_GL_Enter2DMode() |
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109 { |
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110 SDL_Surface *screen = SDL_GetVideoSurface(); |
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111 |
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112 /* Note, there may be other things you need to change, |
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113 depending on how you have your OpenGL state set up. |
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114 */ |
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115 glPushAttrib(GL_ENABLE_BIT); |
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116 glDisable(GL_DEPTH_TEST); |
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117 glDisable(GL_CULL_FACE); |
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118 glEnable(GL_TEXTURE_2D); |
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119 |
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120 /* This allows alpha blending of 2D textures with the scene */ |
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121 glEnable(GL_BLEND); |
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122 glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA); |
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123 |
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124 glViewport(0, 0, screen->w, screen->h); |
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125 |
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126 glMatrixMode(GL_PROJECTION); |
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127 glPushMatrix(); |
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128 glLoadIdentity(); |
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129 |
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130 glOrtho(0.0, (GLdouble)screen->w, (GLdouble)screen->h, 0.0, 0.0, 1.0); |
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131 |
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132 glMatrixMode(GL_MODELVIEW); |
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133 glPushMatrix(); |
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134 glLoadIdentity(); |
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135 |
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136 glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_DECAL); |
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137 } |
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138 |
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139 void SDL_GL_Leave2DMode() |
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140 { |
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141 glMatrixMode(GL_MODELVIEW); |
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142 glPopMatrix(); |
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143 |
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144 glMatrixMode(GL_PROJECTION); |
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145 glPopMatrix(); |
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146 |
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147 glPopAttrib(); |
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148 } |
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149 |
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150 /* Quick utility function for texture creation */ |
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151 static int power_of_two(int input) |
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152 { |
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153 int value = 1; |
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154 |
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155 while ( value < input ) { |
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156 value <<= 1; |
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157 } |
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158 return value; |
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159 } |
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160 |
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161 GLuint SDL_GL_LoadTexture(SDL_Surface *surface, GLfloat *texcoord) |
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162 { |
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163 GLuint texture; |
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164 int w, h; |
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165 SDL_Surface *image; |
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166 SDL_Rect area; |
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167 Uint32 saved_flags; |
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168 Uint8 saved_alpha; |
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169 |
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170 /* Use the surface width and height expanded to powers of 2 */ |
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171 w = power_of_two(surface->w); |
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172 h = power_of_two(surface->h); |
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173 texcoord[0] = 0.0f; /* Min X */ |
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174 texcoord[1] = 0.0f; /* Min Y */ |
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175 texcoord[2] = (GLfloat)surface->w / w; /* Max X */ |
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176 texcoord[3] = (GLfloat)surface->h / h; /* Max Y */ |
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177 |
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178 image = SDL_CreateRGBSurface( |
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179 SDL_SWSURFACE, |
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180 w, h, |
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181 32, |
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182 #if SDL_BYTEORDER == SDL_LIL_ENDIAN /* OpenGL RGBA masks */ |
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183 0x000000FF, |
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184 0x0000FF00, |
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185 0x00FF0000, |
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186 0xFF000000 |
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187 #else |
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188 0xFF000000, |
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189 0x00FF0000, |
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190 0x0000FF00, |
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191 0x000000FF |
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192 #endif |
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193 ); |
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194 if ( image == NULL ) { |
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195 return 0; |
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196 } |
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197 |
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198 /* Save the alpha blending attributes */ |
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199 saved_flags = surface->flags&(SDL_SRCALPHA|SDL_RLEACCELOK); |
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200 saved_alpha = surface->format->alpha; |
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201 if ( (saved_flags & SDL_SRCALPHA) == SDL_SRCALPHA ) { |
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202 SDL_SetAlpha(surface, 0, 0); |
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203 } |
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204 |
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205 /* Copy the surface into the GL texture image */ |
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206 area.x = 0; |
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207 area.y = 0; |
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208 area.w = surface->w; |
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209 area.h = surface->h; |
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210 SDL_BlitSurface(surface, &area, image, &area); |
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211 |
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212 /* Restore the alpha blending attributes */ |
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213 if ( (saved_flags & SDL_SRCALPHA) == SDL_SRCALPHA ) { |
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214 SDL_SetAlpha(surface, saved_flags, saved_alpha); |
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215 } |
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216 |
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217 /* Create an OpenGL texture for the image */ |
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218 glGenTextures(1, &texture); |
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219 glBindTexture(GL_TEXTURE_2D, texture); |
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220 glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST); |
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221 glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST); |
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222 glTexImage2D(GL_TEXTURE_2D, |
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223 0, |
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224 GL_RGBA, |
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225 w, h, |
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226 0, |
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227 GL_RGBA, |
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228 GL_UNSIGNED_BYTE, |
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229 image->pixels); |
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230 SDL_FreeSurface(image); /* No longer needed */ |
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231 |
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232 return texture; |
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233 } |
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234 |
|
933
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235 void DrawLogoCursor(void) |
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236 { |
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237 static GLfloat texMinX, texMinY; |
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238 static GLfloat texMaxX, texMaxY; |
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239 static int w, h; |
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240 int x, y; |
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241 |
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242 if ( ! cursor_texture ) { |
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243 SDL_Surface *image; |
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244 GLfloat texcoord[4]; |
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245 |
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246 /* Load the image (could use SDL_image library here) */ |
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247 image = SDL_LoadBMP(LOGO_FILE); |
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248 if ( image == NULL ) { |
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249 return; |
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250 } |
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251 w = image->w; |
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252 h = image->h; |
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253 |
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254 /* Convert the image into an OpenGL texture */ |
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255 cursor_texture = SDL_GL_LoadTexture(image, texcoord); |
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256 |
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257 /* Make texture coordinates easy to understand */ |
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258 texMinX = texcoord[0]; |
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259 texMinY = texcoord[1]; |
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260 texMaxX = texcoord[2]; |
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261 texMaxY = texcoord[3]; |
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262 |
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263 /* We don't need the original image anymore */ |
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264 SDL_FreeSurface(image); |
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265 |
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266 /* Make sure that the texture conversion is okay */ |
|
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267 if ( ! cursor_texture ) { |
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268 return; |
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269 } |
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270 } |
|
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271 |
|
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272 /* Move the image around */ |
|
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273 SDL_GetMouseState(&x, &y); |
|
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274 x -= w/2; |
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275 y -= h/2; |
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276 |
|
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277 /* Show the image on the screen */ |
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278 SDL_GL_Enter2DMode(); |
|
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279 glBindTexture(GL_TEXTURE_2D, cursor_texture); |
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280 glBegin(GL_TRIANGLE_STRIP); |
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281 glTexCoord2f(texMinX, texMinY); glVertex2i(x, y ); |
|
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282 glTexCoord2f(texMaxX, texMinY); glVertex2i(x+w, y ); |
|
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283 glTexCoord2f(texMinX, texMaxY); glVertex2i(x, y+h); |
|
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284 glTexCoord2f(texMaxX, texMaxY); glVertex2i(x+w, y+h); |
|
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|
285 glEnd(); |
|
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|
286 SDL_GL_Leave2DMode(); |
|
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|
287 } |
|
492
c59692dcdce0
*** empty log message ***
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288 |
|
234
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289 void DrawLogoTexture(void) |
|
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290 { |
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291 static GLfloat texMinX, texMinY; |
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292 static GLfloat texMaxX, texMaxY; |
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293 static int x = 0; |
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294 static int y = 0; |
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295 static int w, h; |
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296 static int delta_x = 1; |
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297 static int delta_y = 1; |
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298 |
|
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299 SDL_Surface *screen = SDL_GetVideoSurface(); |
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300 |
|
492
c59692dcdce0
*** empty log message ***
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|
301 if ( ! global_texture ) { |
|
234
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302 SDL_Surface *image; |
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303 GLfloat texcoord[4]; |
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304 |
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305 /* Load the image (could use SDL_image library here) */ |
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306 image = SDL_LoadBMP(LOGO_FILE); |
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307 if ( image == NULL ) { |
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308 return; |
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309 } |
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310 w = image->w; |
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311 h = image->h; |
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312 |
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313 /* Convert the image into an OpenGL texture */ |
|
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314 global_texture = SDL_GL_LoadTexture(image, texcoord); |
|
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315 |
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316 /* Make texture coordinates easy to understand */ |
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317 texMinX = texcoord[0]; |
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318 texMinY = texcoord[1]; |
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319 texMaxX = texcoord[2]; |
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320 texMaxY = texcoord[3]; |
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321 |
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322 /* We don't need the original image anymore */ |
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323 SDL_FreeSurface(image); |
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324 |
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325 /* Make sure that the texture conversion is okay */ |
|
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326 if ( ! global_texture ) { |
|
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327 return; |
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328 } |
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329 } |
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330 |
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331 /* Move the image around */ |
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332 x += delta_x; |
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333 if ( x < 0 ) { |
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334 x = 0; |
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335 delta_x = -delta_x; |
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336 } else |
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337 if ( (x+w) > screen->w ) { |
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338 x = screen->w-w; |
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339 delta_x = -delta_x; |
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340 } |
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341 y += delta_y; |
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342 if ( y < 0 ) { |
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343 y = 0; |
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344 delta_y = -delta_y; |
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345 } else |
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346 if ( (y+h) > screen->h ) { |
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347 y = screen->h-h; |
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348 delta_y = -delta_y; |
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349 } |
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350 |
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351 /* Show the image on the screen */ |
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352 SDL_GL_Enter2DMode(); |
|
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353 glBindTexture(GL_TEXTURE_2D, global_texture); |
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354 glBegin(GL_TRIANGLE_STRIP); |
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355 glTexCoord2f(texMinX, texMinY); glVertex2i(x, y ); |
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356 glTexCoord2f(texMaxX, texMinY); glVertex2i(x+w, y ); |
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357 glTexCoord2f(texMinX, texMaxY); glVertex2i(x, y+h); |
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358 glTexCoord2f(texMaxX, texMaxY); glVertex2i(x+w, y+h); |
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359 glEnd(); |
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360 SDL_GL_Leave2DMode(); |
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361 } |
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362 |
| 0 | 363 int RunGLTest( int argc, char* argv[], |
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364 int logo, int logocursor, int slowly, int bpp, float gamma, int noframe, int fsaa ) |
| 0 | 365 { |
| 366 int i; | |
| 367 int rgb_size[3]; | |
| 368 int w = 640; | |
| 369 int h = 480; | |
| 370 int done = 0; | |
| 371 int frames; | |
| 372 Uint32 start_time, this_time; | |
| 373 float color[8][3]= {{ 1.0, 1.0, 0.0}, | |
| 374 { 1.0, 0.0, 0.0}, | |
| 375 { 0.0, 0.0, 0.0}, | |
| 376 { 0.0, 1.0, 0.0}, | |
| 377 { 0.0, 1.0, 1.0}, | |
| 378 { 1.0, 1.0, 1.0}, | |
| 379 { 1.0, 0.0, 1.0}, | |
| 380 { 0.0, 0.0, 1.0}}; | |
| 381 float cube[8][3]= {{ 0.5, 0.5, -0.5}, | |
| 382 { 0.5, -0.5, -0.5}, | |
| 383 {-0.5, -0.5, -0.5}, | |
| 384 {-0.5, 0.5, -0.5}, | |
| 385 {-0.5, 0.5, 0.5}, | |
| 386 { 0.5, 0.5, 0.5}, | |
| 387 { 0.5, -0.5, 0.5}, | |
| 388 {-0.5, -0.5, 0.5}}; | |
| 389 Uint32 video_flags; | |
| 390 int value; | |
| 391 | |
| 392 if( SDL_Init( SDL_INIT_VIDEO ) < 0 ) { | |
| 393 fprintf(stderr,"Couldn't initialize SDL: %s\n",SDL_GetError()); | |
| 394 exit( 1 ); | |
| 395 } | |
| 396 | |
| 397 /* See if we should detect the display depth */ | |
| 398 if ( bpp == 0 ) { | |
| 399 if ( SDL_GetVideoInfo()->vfmt->BitsPerPixel <= 8 ) { | |
| 400 bpp = 8; | |
| 401 } else { | |
| 402 bpp = 16; /* More doesn't seem to work */ | |
| 403 } | |
| 404 } | |
| 405 | |
| 406 /* Set the flags we want to use for setting the video mode */ | |
|
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407 video_flags = SDL_OPENGL; |
| 0 | 408 for ( i=1; argv[i]; ++i ) { |
|
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409 if ( strcmp(argv[i], "-fullscreen") == 0 ) { |
| 0 | 410 video_flags |= SDL_FULLSCREEN; |
| 411 } | |
| 412 } | |
| 413 | |
|
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414 if (noframe) { |
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415 video_flags |= SDL_NOFRAME; |
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416 } |
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417 |
| 0 | 418 /* Initialize the display */ |
| 419 switch (bpp) { | |
| 420 case 8: | |
|
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421 rgb_size[0] = 3; |
| 0 | 422 rgb_size[1] = 3; |
|
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423 rgb_size[2] = 2; |
| 0 | 424 break; |
| 425 case 15: | |
| 426 case 16: | |
| 427 rgb_size[0] = 5; | |
| 428 rgb_size[1] = 5; | |
| 429 rgb_size[2] = 5; | |
| 430 break; | |
| 431 default: | |
| 432 rgb_size[0] = 8; | |
| 433 rgb_size[1] = 8; | |
| 434 rgb_size[2] = 8; | |
| 435 break; | |
| 436 } | |
| 437 SDL_GL_SetAttribute( SDL_GL_RED_SIZE, rgb_size[0] ); | |
| 438 SDL_GL_SetAttribute( SDL_GL_GREEN_SIZE, rgb_size[1] ); | |
| 439 SDL_GL_SetAttribute( SDL_GL_BLUE_SIZE, rgb_size[2] ); | |
| 440 SDL_GL_SetAttribute( SDL_GL_DEPTH_SIZE, 16 ); | |
| 441 SDL_GL_SetAttribute( SDL_GL_DOUBLEBUFFER, 1 ); | |
|
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442 if ( fsaa ) { |
|
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443 SDL_GL_SetAttribute( SDL_GL_MULTISAMPLEBUFFERS, 1 ); |
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444 SDL_GL_SetAttribute( SDL_GL_MULTISAMPLESAMPLES, fsaa ); |
|
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445 } |
| 0 | 446 if ( SDL_SetVideoMode( w, h, bpp, video_flags ) == NULL ) { |
| 447 fprintf(stderr, "Couldn't set GL mode: %s\n", SDL_GetError()); | |
| 448 SDL_Quit(); | |
| 449 exit(1); | |
| 450 } | |
| 451 | |
| 452 printf("Screen BPP: %d\n", SDL_GetVideoSurface()->format->BitsPerPixel); | |
| 453 printf("\n"); | |
| 454 printf( "Vendor : %s\n", glGetString( GL_VENDOR ) ); | |
| 455 printf( "Renderer : %s\n", glGetString( GL_RENDERER ) ); | |
| 456 printf( "Version : %s\n", glGetString( GL_VERSION ) ); | |
| 457 printf( "Extensions : %s\n", glGetString( GL_EXTENSIONS ) ); | |
| 458 printf("\n"); | |
| 459 | |
| 460 SDL_GL_GetAttribute( SDL_GL_RED_SIZE, &value ); | |
| 461 printf( "SDL_GL_RED_SIZE: requested %d, got %d\n", rgb_size[0],value); | |
| 462 SDL_GL_GetAttribute( SDL_GL_GREEN_SIZE, &value ); | |
| 463 printf( "SDL_GL_GREEN_SIZE: requested %d, got %d\n", rgb_size[1],value); | |
| 464 SDL_GL_GetAttribute( SDL_GL_BLUE_SIZE, &value ); | |
| 465 printf( "SDL_GL_BLUE_SIZE: requested %d, got %d\n", rgb_size[2],value); | |
| 466 SDL_GL_GetAttribute( SDL_GL_DEPTH_SIZE, &value ); | |
| 467 printf( "SDL_GL_DEPTH_SIZE: requested %d, got %d\n", bpp, value ); | |
| 468 SDL_GL_GetAttribute( SDL_GL_DOUBLEBUFFER, &value ); | |
| 469 printf( "SDL_GL_DOUBLEBUFFER: requested 1, got %d\n", value ); | |
|
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470 if ( fsaa ) { |
|
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471 SDL_GL_GetAttribute( SDL_GL_MULTISAMPLEBUFFERS, &value ); |
|
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Merged in Ryan's multisample code for MacOS, and changed the constants to match.
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472 printf( "SDL_GL_MULTISAMPLEBUFFERS: requested 1, got %d\n", value ); |
|
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Merged in Ryan's multisample code for MacOS, and changed the constants to match.
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473 SDL_GL_GetAttribute( SDL_GL_MULTISAMPLESAMPLES, &value ); |
|
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474 printf( "SDL_GL_MULTISAMPLESAMPLES: requested %d, got %d\n", fsaa, value ); |
|
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475 } |
| 0 | 476 |
| 477 /* Set the window manager title bar */ | |
| 478 SDL_WM_SetCaption( "SDL GL test", "testgl" ); | |
| 479 | |
| 480 /* Set the gamma for the window */ | |
| 481 if ( gamma != 0.0 ) { | |
| 482 SDL_SetGamma(gamma, gamma, gamma); | |
| 483 } | |
| 484 | |
| 485 glViewport( 0, 0, w, h ); | |
| 486 glMatrixMode( GL_PROJECTION ); | |
| 487 glLoadIdentity( ); | |
| 488 | |
| 489 glOrtho( -2.0, 2.0, -2.0, 2.0, -20.0, 20.0 ); | |
| 490 | |
| 491 glMatrixMode( GL_MODELVIEW ); | |
| 492 glLoadIdentity( ); | |
| 493 | |
| 494 glEnable(GL_DEPTH_TEST); | |
| 495 | |
| 496 glDepthFunc(GL_LESS); | |
| 497 | |
| 498 glShadeModel(GL_SMOOTH); | |
| 499 | |
| 500 /* Loop until done. */ | |
| 501 start_time = SDL_GetTicks(); | |
| 502 frames = 0; | |
| 503 while( !done ) { | |
| 504 GLenum gl_error; | |
| 505 char* sdl_error; | |
| 506 SDL_Event event; | |
| 507 | |
| 508 /* Do our drawing, too. */ | |
| 509 glClearColor( 0.0, 0.0, 0.0, 1.0 ); | |
| 510 glClear( GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT); | |
| 511 | |
| 512 glBegin( GL_QUADS ); | |
| 513 | |
| 514 #ifdef SHADED_CUBE | |
| 515 glColor3fv(color[0]); | |
| 516 glVertex3fv(cube[0]); | |
| 517 glColor3fv(color[1]); | |
| 518 glVertex3fv(cube[1]); | |
| 519 glColor3fv(color[2]); | |
| 520 glVertex3fv(cube[2]); | |
| 521 glColor3fv(color[3]); | |
| 522 glVertex3fv(cube[3]); | |
| 523 | |
| 524 glColor3fv(color[3]); | |
| 525 glVertex3fv(cube[3]); | |
| 526 glColor3fv(color[4]); | |
| 527 glVertex3fv(cube[4]); | |
| 528 glColor3fv(color[7]); | |
| 529 glVertex3fv(cube[7]); | |
| 530 glColor3fv(color[2]); | |
| 531 glVertex3fv(cube[2]); | |
| 532 | |
| 533 glColor3fv(color[0]); | |
| 534 glVertex3fv(cube[0]); | |
| 535 glColor3fv(color[5]); | |
| 536 glVertex3fv(cube[5]); | |
| 537 glColor3fv(color[6]); | |
| 538 glVertex3fv(cube[6]); | |
| 539 glColor3fv(color[1]); | |
| 540 glVertex3fv(cube[1]); | |
| 541 | |
| 542 glColor3fv(color[5]); | |
| 543 glVertex3fv(cube[5]); | |
| 544 glColor3fv(color[4]); | |
| 545 glVertex3fv(cube[4]); | |
| 546 glColor3fv(color[7]); | |
| 547 glVertex3fv(cube[7]); | |
| 548 glColor3fv(color[6]); | |
| 549 glVertex3fv(cube[6]); | |
| 550 | |
| 551 glColor3fv(color[5]); | |
| 552 glVertex3fv(cube[5]); | |
| 553 glColor3fv(color[0]); | |
| 554 glVertex3fv(cube[0]); | |
| 555 glColor3fv(color[3]); | |
| 556 glVertex3fv(cube[3]); | |
| 557 glColor3fv(color[4]); | |
| 558 glVertex3fv(cube[4]); | |
| 559 | |
| 560 glColor3fv(color[6]); | |
| 561 glVertex3fv(cube[6]); | |
| 562 glColor3fv(color[1]); | |
| 563 glVertex3fv(cube[1]); | |
| 564 glColor3fv(color[2]); | |
| 565 glVertex3fv(cube[2]); | |
| 566 glColor3fv(color[7]); | |
| 567 glVertex3fv(cube[7]); | |
|
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568 #else /* flat cube */ |
| 0 | 569 glColor3f(1.0, 0.0, 0.0); |
| 570 glVertex3fv(cube[0]); | |
| 571 glVertex3fv(cube[1]); | |
| 572 glVertex3fv(cube[2]); | |
| 573 glVertex3fv(cube[3]); | |
| 574 | |
| 575 glColor3f(0.0, 1.0, 0.0); | |
| 576 glVertex3fv(cube[3]); | |
| 577 glVertex3fv(cube[4]); | |
| 578 glVertex3fv(cube[7]); | |
| 579 glVertex3fv(cube[2]); | |
| 580 | |
| 581 glColor3f(0.0, 0.0, 1.0); | |
| 582 glVertex3fv(cube[0]); | |
| 583 glVertex3fv(cube[5]); | |
| 584 glVertex3fv(cube[6]); | |
| 585 glVertex3fv(cube[1]); | |
| 586 | |
| 587 glColor3f(0.0, 1.0, 1.0); | |
| 588 glVertex3fv(cube[5]); | |
| 589 glVertex3fv(cube[4]); | |
| 590 glVertex3fv(cube[7]); | |
| 591 glVertex3fv(cube[6]); | |
| 592 | |
| 593 glColor3f(1.0, 1.0, 0.0); | |
| 594 glVertex3fv(cube[5]); | |
| 595 glVertex3fv(cube[0]); | |
| 596 glVertex3fv(cube[3]); | |
| 597 glVertex3fv(cube[4]); | |
| 598 | |
| 599 glColor3f(1.0, 0.0, 1.0); | |
| 600 glVertex3fv(cube[6]); | |
| 601 glVertex3fv(cube[1]); | |
| 602 glVertex3fv(cube[2]); | |
| 603 glVertex3fv(cube[7]); | |
| 604 #endif /* SHADED_CUBE */ | |
| 605 | |
| 606 glEnd( ); | |
| 607 | |
| 608 glMatrixMode(GL_MODELVIEW); | |
| 609 glRotatef(5.0, 1.0, 1.0, 1.0); | |
| 610 | |
| 611 /* Draw 2D logo onto the 3D display */ | |
| 612 if ( logo ) { | |
|
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613 DrawLogoTexture(); |
| 0 | 614 } |
|
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615 if ( logocursor ) { |
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616 DrawLogoCursor(); |
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617 } |
| 0 | 618 |
| 619 SDL_GL_SwapBuffers( ); | |
| 620 | |
| 621 /* Check for error conditions. */ | |
| 622 gl_error = glGetError( ); | |
| 623 | |
| 624 if( gl_error != GL_NO_ERROR ) { | |
| 625 fprintf( stderr, "testgl: OpenGL error: %d\n", gl_error ); | |
| 626 } | |
| 627 | |
| 628 sdl_error = SDL_GetError( ); | |
| 629 | |
| 630 if( sdl_error[0] != '\0' ) { | |
| 631 fprintf(stderr, "testgl: SDL error '%s'\n", sdl_error); | |
| 632 SDL_ClearError(); | |
| 633 } | |
| 634 | |
| 635 /* Allow the user to see what's happening */ | |
| 636 if ( slowly ) { | |
| 637 SDL_Delay( 20 ); | |
| 638 } | |
| 639 | |
| 640 /* Check if there's a pending event. */ | |
| 641 while( SDL_PollEvent( &event ) ) { | |
| 642 done = HandleEvent(&event); | |
| 643 } | |
| 644 ++frames; | |
| 645 } | |
| 646 | |
| 647 /* Print out the frames per second */ | |
| 648 this_time = SDL_GetTicks(); | |
| 649 if ( this_time != start_time ) { | |
| 650 printf("%2.2f FPS\n", | |
| 651 ((float)frames/(this_time-start_time))*1000.0); | |
| 652 } | |
| 653 | |
|
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654 if ( global_image ) { |
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655 SDL_FreeSurface(global_image); |
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656 global_image = NULL; |
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657 } |
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658 if ( global_texture ) { |
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659 glDeleteTextures( 1, &global_texture ); |
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660 global_texture = 0; |
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661 } |
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662 if ( cursor_texture ) { |
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663 glDeleteTextures( 1, &cursor_texture ); |
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664 cursor_texture = 0; |
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665 } |
|
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666 |
| 0 | 667 /* Destroy our GL context, etc. */ |
| 668 SDL_Quit( ); | |
| 669 return(0); | |
| 670 } | |
| 671 | |
| 672 int main(int argc, char *argv[]) | |
| 673 { | |
|
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674 int i, logo, logocursor = 0; |
| 0 | 675 int numtests; |
| 676 int bpp = 0; | |
| 677 int slowly; | |
| 678 float gamma = 0.0; | |
|
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679 int noframe = 0; |
|
655
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680 int fsaa = 0; |
| 0 | 681 |
| 682 logo = 0; | |
| 683 slowly = 0; | |
| 684 numtests = 1; | |
| 685 for ( i=1; argv[i]; ++i ) { | |
| 686 if ( strcmp(argv[i], "-twice") == 0 ) { | |
| 687 ++numtests; | |
| 688 } | |
| 689 if ( strcmp(argv[i], "-logo") == 0 ) { | |
| 690 logo = 1; | |
| 691 } | |
|
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692 if ( strcmp(argv[i], "-logocursor") == 0 ) { |
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693 logocursor = 1; |
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694 } |
| 0 | 695 if ( strcmp(argv[i], "-slow") == 0 ) { |
| 696 slowly = 1; | |
| 697 } | |
| 698 if ( strcmp(argv[i], "-bpp") == 0 ) { | |
| 699 bpp = atoi(argv[++i]); | |
| 700 } | |
| 701 if ( strcmp(argv[i], "-gamma") == 0 ) { | |
| 702 gamma = (float)atof(argv[++i]); | |
| 703 } | |
|
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704 if ( strcmp(argv[i], "-noframe") == 0 ) { |
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705 noframe = 1; |
|
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706 } |
|
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Date: Thu, 24 Apr 2003 15:13:47 -0400
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707 if ( strcmp(argv[i], "-fsaa") == 0 ) { |
|
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708 ++fsaa; |
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709 } |
| 0 | 710 if ( strncmp(argv[i], "-h", 2) == 0 ) { |
| 711 printf( | |
|
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712 "Usage: %s [-twice] [-logo] [-logocursor] [-slow] [-bpp n] [-gamma n] [-noframe] [-fsaa] [-fullscreen]\n", |
| 0 | 713 argv[0]); |
| 714 exit(0); | |
| 715 } | |
| 716 } | |
| 717 for ( i=0; i<numtests; ++i ) { | |
|
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diff
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718 RunGLTest(argc, argv, logo, logocursor, slowly, bpp, gamma, noframe, fsaa); |
| 0 | 719 } |
| 720 return 0; | |
| 721 } | |
| 722 | |
| 723 #else /* HAVE_OPENGL */ | |
| 724 | |
| 725 int main(int argc, char *argv[]) | |
| 726 { | |
| 727 printf("No OpenGL support on this system\n"); | |
| 728 return 1; | |
| 729 } | |
| 730 | |
| 731 #endif /* HAVE_OPENGL */ |