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/cvs/libgender/test.C
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Comparing libgender/test.C (file contents):
Revision 1.37 by root, Wed Oct 6 06:05:23 2004 UTC vs.
Revision 1.53 by root, Sun Oct 10 00:00:52 2004 UTC

… …
16CGcontext cgc; 16CGcontext cgc;
17CGprogram vsh, fsh; 17CGprogram vsh, fsh;
18CGparameter mv, mvp, lightpos; 18CGparameter mv, mvp, lightpos;
19CGprofile vsh_profile, fsh_profile; 19CGprofile vsh_profile, fsh_profile;
20 20
21static void CheckCgError(void) 21static void CheckCgError (void)
22{ 22{
23 CGerror err = cgGetError(); 23 CGerror err = cgGetError ();
24 24
25 if (err != CG_NO_ERROR) 25 if (err != CG_NO_ERROR)
26 { 26 {
27 printf("CG error: %s\n", cgGetErrorString(err)); 27 printf("CG error: %s\n", cgGetErrorString (err));
28 exit(1); 28 exit(1);
29 } 29 }
30} 30}
31 31
32/**********************************************************************/ 32/**********************************************************************/
33 33
34view camera; 34view camera;
35vec3 camera_velocity; 35vec3 camera_velocity;
36float camera_angle, camera_angle2, camera_velocity_angle, camera_velocity_angle2;
36float camera_velocity_factor = 20; 37float camera_velocity_factor = 80;
37 38
38void 39void
39HotKey_ToggleFullScreen (void) 40HotKey_ToggleFullScreen (void)
40{ 41{
41 SDL_Surface *screen; 42 SDL_Surface *screen;
… …
100 101
101 printf ("focus\n"); 102 printf ("focus\n");
102 break; 103 break;
103 104
104 case SDL_KEYDOWN: 105 case SDL_KEYDOWN:
105 if (event->key.keysym.sym == SDLK_UP) camera_velocity.z--; 106 if (event->key.keysym.sym == SDLK_UP) camera_velocity.z--;
106 if (event->key.keysym.sym == SDLK_DOWN) camera_velocity.z++; 107 if (event->key.keysym.sym == SDLK_DOWN) camera_velocity.z++;
107 if (event->key.keysym.sym == SDLK_LEFT) camera_velocity.x--;
108 if (event->key.keysym.sym == SDLK_RIGHT) camera_velocity.x++; 108 if (event->key.keysym.sym == SDLK_RIGHT) camera_velocity_angle++;
109 if (event->key.keysym.sym == SDLK_LEFT) camera_velocity_angle--;
110 if (event->key.keysym.sym == SDLK_PAGEUP) camera_velocity_angle2++;
111 if (event->key.keysym.sym == SDLK_PAGEDOWN) camera_velocity_angle2--;
109 if (event->key.keysym.sym == SDLK_a) camera_velocity.y--; 112 if (event->key.keysym.sym == SDLK_e) camera_velocity.y--;
110 if (event->key.keysym.sym == SDLK_s) camera_velocity.y++; 113 if (event->key.keysym.sym == SDLK_q) camera_velocity.y++;
111 if (event->key.keysym.sym == SDLK_v) camera_velocity_factor *= 1.5; 114 if (event->key.keysym.sym == SDLK_v) camera_velocity_factor *= 1.5;
112 if (event->key.keysym.sym == SDLK_b) camera_velocity_factor /= 1.5; 115 if (event->key.keysym.sym == SDLK_b) camera_velocity_factor /= 1.5;
113 116
114 if (event->key.keysym.sym == SDLK_ESCAPE) 117 if (event->key.keysym.sym == SDLK_ESCAPE)
115 done = 1; 118 done = 1;
116 119
117 if ((event->key.keysym.sym == SDLK_g) && 120 if ((event->key.keysym.sym == SDLK_g) &&
… …
129 break; 132 break;
130 133
131 case SDL_KEYUP: 134 case SDL_KEYUP:
132 if (event->key.keysym.sym == SDLK_UP) camera_velocity.z++; 135 if (event->key.keysym.sym == SDLK_UP) camera_velocity.z++;
133 if (event->key.keysym.sym == SDLK_DOWN) camera_velocity.z--; 136 if (event->key.keysym.sym == SDLK_DOWN) camera_velocity.z--;
134 if (event->key.keysym.sym == SDLK_LEFT) camera_velocity.x++; 137 if (event->key.keysym.sym == SDLK_LEFT) camera_velocity_angle++;
135 if (event->key.keysym.sym == SDLK_RIGHT) camera_velocity.x--; 138 if (event->key.keysym.sym == SDLK_RIGHT) camera_velocity_angle--;
139 if (event->key.keysym.sym == SDLK_PAGEUP) camera_velocity_angle2--;
140 if (event->key.keysym.sym == SDLK_PAGEDOWN) camera_velocity_angle2++;
136 if (event->key.keysym.sym == SDLK_a) camera_velocity.y++; 141 if (event->key.keysym.sym == SDLK_e) camera_velocity.y++;
137 if (event->key.keysym.sym == SDLK_s) camera_velocity.y--; 142 if (event->key.keysym.sym == SDLK_q) camera_velocity.y--;
138 break; 143 break;
139 144
140 case SDL_QUIT: 145 case SDL_QUIT:
141 done = 1; 146 done = 1;
142 break; 147 break;
143 } 148 }
144 149
145 return (done); 150 return (done);
151}
152
153void draw_floor (int size, int dx, int dy, int dz)
154{
155 int x, z, ry;
156
157 for (x = 0; x < 100; x++)
158 {
159 for (z = 0; z < 100; z++)
160 {
161 vector<vertex2d> pts;
162 pts.push_back (vertex2d (point ( 0, 0, 0), vec3 (0, 1, 0), texc (0, 0)));
163 pts.push_back (vertex2d (point ( 0, 0, size), vec3 (0, 1, 0), texc (0, 1)));
164 pts.push_back (vertex2d (point (size, 0, size), vec3 (0, 1, 0), texc (1, 1)));
165 pts.push_back (vertex2d (point (size, 0, 0), vec3 (0, 1, 0), texc (1, 0)));
166
167 geometry_quads *q = new geometry_quads;
168 q->set (pts);
169 entity *e = new entity (q);
170 e->move (vec3 (dx + x * size, dy, dz + z * size));
171 e->show ();
172 }
173 }
174}
175
176void draw_test_nurb ()
177{
178 geometry_nurbs *q = new geometry_nurbs;
179 q->set ();
180 entity *e = new entity (q);
181 e->move (vec3 (10, 3, -4));
182 e->show ();
146} 183}
147 184
148int 185int
149RunGLTest (int argc, char *argv[], 186RunGLTest (int argc, char *argv[],
150 int logo, int slowly, int bpp, float gamma, int noframe, int fsaa) 187 int logo, int slowly, int bpp, float gamma, int noframe, int fsaa)
… …
156 int done = 0; 193 int done = 0;
157 int frames; 194 int frames;
158 Uint32 start_time, this_time; 195 Uint32 start_time, this_time;
159 Uint32 video_flags; 196 Uint32 video_flags;
160 int value; 197 int value;
198 GLenum gl_error;
161 199
162 if (SDL_Init (SDL_INIT_VIDEO) < 0) 200 if (SDL_Init (SDL_INIT_VIDEO) < 0)
163 { 201 {
164 fprintf (stderr, "Couldn't initialize SDL: %s\n", SDL_GetError ()); 202 fprintf (stderr, "Couldn't initialize SDL: %s\n", SDL_GetError ());
165 exit (1); 203 exit (1);
… …
258 296
259 /* Set the gamma for the window */ 297 /* Set the gamma for the window */
260 if (gamma != 0.0) 298 if (gamma != 0.0)
261 SDL_SetGamma (gamma, gamma, gamma); 299 SDL_SetGamma (gamma, gamma, gamma);
262 300
263 // load a entity
264 for (int i = 0; i < 7; i++) 301 for (int i = 0; i < 1; i++)
265 { 302 {
303 // load a entity
266 txtprt_parser p; 304 txtprt_parser p;
267 entity_transform *f = new entity_transform; 305 geometry *g;
268 entity *e;
269 try 306 try
270 { 307 {
271 e = p.read ("test.blasc"); 308 g = p.read ("test.blasc");
309 }
272 } catch (txtprt_i_exception & e) 310 catch (txtprt_i_exception & e)
273 { 311 {
274 cout << "ERR: " << e.msg << endl; 312 cout << "ERR: " << e.msg << endl;
275 } 313 }
276 f->set (e); 314
277 f->update (matrix::translation (vec3 (0, -1, -i*5))); 315 entity *e = new entity (g);
316 e->move (vec3 (i*5, -3, -i*10));
278 f->show (); 317 e->show ();
279 } 318 }
319
320 draw_floor (10, -500, -10, -1000);
321 //draw_test_nurb ();
280 322
281 camera.orig.x = camera.orig.y = camera.orig.z = 0; 323 camera.orig.x = camera.orig.y = camera.orig.z = 0;
282 camera.p = point (0, 0, 10); 324 camera.p = point (0, 0, 10);
283 camera.d = vec3 (0, 0, -1); 325 camera.d = vec3 (0, 0, -1);
284 camera.u = vec3 (0, 1, 0); 326 camera.u = vec3 (0, 1, 0);
285 camera.w = w; camera.h = h; 327 camera.w = w; camera.h = h;
286 camera.fov = 90; 328 camera.fov = 35;
329 camera.z_near = 1.;
287 330
288 glMatrixMode (GL_MODELVIEW); 331 glMatrixMode (GL_MODELVIEW);
289 glLoadIdentity (); 332 glLoadIdentity ();
290 333
291 glEnable (GL_CULL_FACE); 334 glEnable (GL_CULL_FACE);
292 glEnable (GL_DEPTH_TEST); 335 glEnable (GL_DEPTH_TEST);
293 336
294 glShadeModel (GL_SMOOTH); 337 glShadeModel (GL_SMOOTH);
295 338
296 glEnable (GL_LIGHTING); 339 glEnable (GL_LIGHTING);
297 //GLfloat lightc[4] = { 1, 0.1, 0.1, 1 };
298 //glLightf (GL_LIGHT0, GL_QUADRATIC_ATTENUATION);
299 //glLightfv (GL_LIGHT0, GL_DIFFUSE, lightc);
300 glEnable (GL_LIGHT0); 340 glEnable (GL_LIGHT0);
301 341
302 cgc = cgCreateContext (); 342 cgc = cgCreateContext ();
303 343
304 vsh_profile = CG_PROFILE_ARBVP1; 344 vsh_profile = CG_PROFILE_ARBVP1;
… …
315 mv = cgGetNamedParameter (vsh, "WorldProj"); 355 mv = cgGetNamedParameter (vsh, "WorldProj");
316 mvp = cgGetNamedParameter (vsh, "WorldViewProj"); 356 mvp = cgGetNamedParameter (vsh, "WorldViewProj");
317 lightpos = cgGetNamedParameter (vsh, "LightPos"); 357 lightpos = cgGetNamedParameter (vsh, "LightPos");
318 CheckCgError (); 358 CheckCgError ();
319 359
360 CGparameter g_Texture; // the texture parameter
361
362
320 fsh = cgCreateProgramFromFile (cgc, CG_SOURCE, "fsh.cg", fsh_profile, 0, 0); 363 fsh = cgCreateProgramFromFile (cgc, CG_SOURCE, "fsh.cg", fsh_profile, 0, 0);
364 Texture t("o.jpg");
365 g_Texture = cgGetNamedParameter(fsh, "Texture"); // the texture cg-warper ;)
366 cgGLSetTextureParameter(g_Texture, t.texture); // Bind the texture number 999 to g_Texture
321 CheckCgError (); 367 CheckCgError ();
322 cgGLLoadProgram (fsh); 368 cgGLLoadProgram (fsh);
323 CheckCgError (); 369 CheckCgError ();
324 370
325 cgGLBindProgram (vsh); 371 cgGLBindProgram (vsh);
… …
331 start_time = SDL_GetTicks (); 377 start_time = SDL_GetTicks ();
332 frames = 0; 378 frames = 0;
333 379
334 while (!done) 380 while (!done)
335 { 381 {
336 GLenum gl_error;
337 char *sdl_error; 382 char *sdl_error;
338 SDL_Event event; 383 SDL_Event event;
339 384
340 glClear (GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT); 385 camera_angle += 180 * camera_velocity_angle * timer.diff;
386 camera_angle2 += 180 * camera_velocity_angle2 * timer.diff;
341 387
342 camera.p.x += (camera_velocity_factor * camera_velocity.x) * timer.diff; 388 vec3 geradeaus = matrix::rotation (-camera_angle, vec3 (0, 1, 0)) * vec3 (0, 0, -1);
343 camera.p.y += (camera_velocity_factor * camera_velocity.y) * timer.diff; 389 vec3 right = matrix::rotation (90., vec3 (0, 1, 0)) * geradeaus;
344 camera.p.z += (camera_velocity_factor * camera_velocity.z) * timer.diff; 390
391 camera.d = matrix::rotation (camera_angle2, right) * geradeaus;
392 camera.u = cross (camera.d, right);
393
394 camera.p = camera.p - camera.d * (camera_velocity_factor * timer.diff) * camera_velocity.z;
395 camera.p = camera.p - camera.u * (camera_velocity_factor * timer.diff) * camera_velocity.y;
345 396
346 cgGLSetParameter4f (lightpos, camera.p.x, camera.p.y, camera.p.z, 1); 397 cgGLSetParameter4f (lightpos, camera.p.x, camera.p.y, camera.p.z, 1);
398
399 glBindTexture (GL_TEXTURE_2D, t.texture);
400 cgGLEnableTextureParameter (g_Texture); // Enable the texture parameter
347 401
348#if 0 402#if 0
349 static GLfloat ry; 403 static GLfloat ry;
350 ry += 0.001; 404 ry += 0.001;
351 camera.d.x = cos (ry); 405 camera.d.x = cos (ry);
… …
362 timer.frame (); 416 timer.frame ();
363 417
364 /* Check for error conditions. */ 418 /* Check for error conditions. */
365 gl_error = glGetError (); 419 gl_error = glGetError ();
366 420
367 if (gl_error != GL_NO_ERROR)
368 fprintf (stderr, "testgl: OpenGL error: %d\n", gl_error); 421 if (gl_error != GL_NO_ERROR) fprintf (stderr, "testgl: OpenGL error: %d\n", gl_error);
369 422
370 sdl_error = SDL_GetError (); 423 sdl_error = SDL_GetError ();
371 424
372 if (sdl_error[0] != '\0') 425 if (sdl_error[0] != '\0')
373 { 426 {
374 fprintf (stderr, "testgl: SDL error '%s'\n", sdl_error); 427 fprintf (stderr, "testgl: SDL error '%s'\n", sdl_error);
375 SDL_ClearError (); 428 SDL_ClearError ();
376 } 429 }
377 430
378 /* Allow the user to see what's happening */ 431 /* Allow the user to see what's happening */
379 //SDL_Delay (20); 432 //SDL_Delay (40);
380 433
381 /* Check if there's a pending event. */ 434 /* Check if there's a pending event. */
382 while (SDL_PollEvent (&event)) 435 while (SDL_PollEvent (&event))
383 done = HandleEvent (&event); 436 done = HandleEvent (&event);
384 437

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