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comparison TaskManager/Test/simple_pack/viewer.cpp @ 53:0c8ae614d421

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Initial revision
author chiaki
date Fri, 15 Feb 2008 20:58:50 +0900
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children 35a6cf176c38
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52:e198c3e01cec 53:0c8ae614d421
1 #include <iostream>
2 #include <SDL.h>
3 #include <SDL_opengl.h>
4 #include <math.h>
5 #include <unistd.h>
6 #include "polygon.h"
7 //#include "demonstration.h"
8 //#include "scene.h"
9 #include "viewer.h"
10 #include "sys.h"
11 using namespace std;
12
13 #define redMask 0x00ff0000
14 #define greenMask 0x0000ff00
15 #define blueMask 0x000000ff
16 #define alphaMask 0
17
18 extern int create_sgp(Polygon *sg, SceneGraphPack *sgp);
19 extern int update_sgp(SceneGraphPack *sgp, SceneGraphPack *_sgp);
20 extern int create_pp(SceneGraphPack *sgp, PolygonPack *pp);
21
22 Viewer::Viewer(int b, int w, int h)
23 {
24 bpp = b;
25 width = w;
26 height = h;
27 }
28
29
30 void Viewer::sdl_init()
31 {
32 if( SDL_Init( SDL_INIT_VIDEO ) < 0 )
33 {
34 fprintf(stderr,"Couldn't initialize SDL: %s\n",SDL_GetError());
35 exit( 1 );
36 }
37 screen = SDL_SetVideoMode( width, height, bpp, SDL_HWSURFACE );
38 }
39
40
41 int Viewer::get_ticks()
42 {
43 int time;
44 time = SDL_GetTicks();
45 return time;
46 }
47
48 bool Viewer::quit_check()
49 {
50 bool quit = false;
51 SDL_Event event;
52 while(SDL_PollEvent(&event))
53 {
54 if(event.type==SDL_QUIT)
55 {
56 quit = true;
57 return quit;
58 }
59 }
60 return quit;
61 }
62
63 void Viewer::quit()
64 {
65 SDL_Quit();
66 }
67
68
69 void Viewer::swap_buffers()
70 {
71 SDL_GL_SwapBuffers();
72 }
73
74
75 void Viewer::write_pixel(int x, int y,float z, Uint32 rgb) {
76 SDL_PixelFormat *pf;
77 pf = screen->format;
78 //printf("x:%d y:%d z:%d\n",x,y,z);
79
80 //cout << "write_pixel" << endl;
81 //cout << x << " " << y << endl;
82
83 //cout << SDL_MapRGB(pf,0,0,150) << endl;
84
85 x += width/2;
86 y += height/2;
87
88 static int diffz,diffz1;
89 diffz1 = diffz;
90 diffz = (zRow[x][y]>z);
91 if(diffz != diffz1) {
92 //printf("diffz :%d zRow[%d][%d] = %f z = %f\n",diffz,x,y,zRow[x][y],z);
93 }
94 //printf("x:%d,y:%d,z:%f,zRow:%f\n",x,y,z,zRow[x][y]);
95 if(z < zRow[x][y]) {
96 // printf("x:%d,y:%d,z:%d\n",x,y,z,zRow);
97 if(x < width && x > 0 && y > 0 && y < height)
98 {
99 //pixels[width*y + x] = SDL_MapRGB(pf,70,70,71);
100 zRow[x][y] = z;
101 y = height - y;
102 pixels[width*y + x] = rgb;
103 }
104 }
105 }
106
107 void Viewer::write_line(float x1, float y1, float x2, float y2, Uint32 rgb)
108 {
109 //cout << "write_line("<< x1 << "," << y1 << "," << x2 << "," << y2 << ")"<< endl;
110
111 //Uint32 rgb = 9830400;
112
113 if(x1 > x2)
114 {
115 float x=0;
116 float y=0;
117 x=x1;
118 y=y1;
119 x1 = x2;
120 y1 = y2;
121 x2 = x;
122 y2 = y;
123 }
124 float s = y1;
125
126 if((int)x1 == (int)x2)
127 {
128 if(y1 > y2)
129 {
130 float y=0;
131 y = y1;
132 y1 = y2;
133 y2 = y;
134 }
135 for(float i=y1; i<y2; i++)
136 {
137 //write_pixel((int)x1,(int)i);
138 write_pixel((int)x1,(int)i,0,rgb);
139 }
140 }
141 else
142 {
143 float t = (y2 - y1)/(x2 - x1);
144 if(t < -1)
145 {
146 float f = 0;
147 for(float i=x1; i<x2; i++)
148 {
149 for(float a=(int)t; a<0; a++)
150 {
151 //write_pixel((int)i,(int)s);
152 write_pixel((int)i,(int)s,0,rgb);
153 s--;
154 }
155 f += t-(int)t;
156 if(f <= -1)
157 {
158 //write_pixel((int)i,(int)s);
159 write_pixel((int)i,(int)s,0,rgb);
160 f = 0;
161 s--;
162 }
163 }
164 }
165 else if(t <= 1)
166 {
167 for(float i=x1; i<x2; i++)
168 {
169 //write_pixel((int)i,(int)s);
170 write_pixel((int)i,(int)s,0,rgb);
171 s += t;
172 }
173 }
174 else
175 {
176 float f = 0;
177 for(float i=x1; i<x2; i++)
178 {
179 for(float a=0; a<(int)t; a++)
180 {
181 //write_pixel((int)i,(int)s);
182 write_pixel((int)i,(int)s,0,rgb);
183 s++;
184 }
185 f += t-(int)t;
186 if(f >= 1)
187 {
188 //write_pixel((int)i,(int)s);
189 write_pixel((int)i,(int)s,0,rgb);
190 f = 0;
191 s++;
192 }
193 }
194 }
195 }
196 }
197
198 void Viewer::write_triangle(float x1, float y1, float x2, float y2, float x3, float y3, Uint32 rgb)
199 {
200 write_line(x1,y1,x2,y2,rgb);
201 write_line(x2,y2,x3,y3,rgb);
202 write_line(x3,y3,x1,y1,rgb);
203 }
204
205 void Viewer::clean_pixels()
206 {
207 for(int i=0; i<width*height; i++)
208 {
209 pixels[i] = 0x00;
210 }
211 }
212
213 void Viewer::graph_line()
214 {
215 int xl = width*height/2;
216 int yl = width/2;
217 for(int i=0; i<width; i++)
218 {
219 for(int t=0; t<height; t+=20)
220 {
221 pixels[width*t+i] = 0x5a;
222 }
223 pixels[xl +i] = 0xff;
224 }
225 for(int i=0; i<height; i++)
226 {
227 for(int t=0; t<width; t+=20)
228 {
229 pixels[i*width+t] = 0x5a;
230 }
231 pixels[i*width+yl] = 0xff;
232 }
233 }
234
235
236 struct run_arg_t {
237 int start_time;
238 int this_time;
239 int frames;
240 SDL_Surface *bitmap;
241 SDL_PixelFormat *pf;
242 Uint32 background;
243 Polygon *p;
244 SceneGraphPack *sgp;
245 PolygonPack *pp;
246 };
247
248 struct run_arg_t *arg;
249
250 void
251 Viewer::run_init()
252 {
253 arg = new run_arg_t;
254 HTaskPtr task;
255 int fd;
256
257 fprintf(stderr, " ** %s **\n", __FUNCTION__);
258
259 arg->start_time = get_ticks();
260 arg->pf = screen->format;
261 arg->background = SDL_MapRGB(screen->format, 0x00, 0x00, 0x00);
262 arg->p = new Polygon;
263 arg->p->set_data("cube.xml");
264 arg->p->viewer = this;
265 arg->sgp = new SceneGraphPack;
266 create_sgp(arg->p, arg->sgp);
267 arg->pp = new PolygonPack;
268
269 pixels = new Uint32[width*height];
270
271 graph_line();
272
273 arg->bitmap = SDL_CreateRGBSurfaceFrom((void *)pixels, width, height, 32,
274 width*4, redMask, greenMask,
275 blueMask, alphaMask);
276
277 fd = manager->open("ViewerRunLoop");
278 task = manager->create_task(fd, 0, 0, 0, NULL);
279 manager->spawn_task(task);
280 }
281
282 void
283 Viewer::run_loop(void)
284 {
285 HTaskPtr task_update_sgp = NULL;
286 HTaskPtr task_create_pp = NULL;
287 HTaskPtr task_finish = NULL;
288 int fd_update_sgp;
289 int fd_create_pp;
290 int fd_finish;
291
292 HTaskPtr task;
293 int fd;
294
295 fprintf(stderr, " ** %s **\n", __FUNCTION__);
296
297
298 if (quit_check()) {
299 arg->this_time = get_ticks();
300 fd_finish = manager->open("ViewerRunFinish");
301 task_finish = manager->create_task(fd_finish, 0, 0, 0, NULL);
302 manager->spawn_task(task_finish);
303 return;
304 }
305
306 clean_pixels();
307
308 zRow_init();
309 graph_line();
310
311 fd_update_sgp = manager->open("UpdateSGP");
312 fd_create_pp = manager->open("CreatePP");
313 fd = manager->open("ViewerRunDraw");
314 task_update_sgp = manager->create_task(fd_update_sgp,
315 sizeof(SceneGraphPack),
316 (unsigned int)arg->sgp,
317 (unsigned int)arg->sgp,
318 NULL);
319 task_create_pp = manager->create_task(fd_create_pp,
320 sizeof(SceneGraphPack),
321 (unsigned int)arg->sgp,
322 (unsigned int)arg->pp,
323 NULL);
324 task = manager->create_task(fd, 0, 0, 0, NULL);
325
326 manager->set_task_depend(task_update_sgp, task);
327 manager->set_task_depend(task_create_pp, task);
328
329 manager->spawn_task(task_update_sgp);
330 manager->spawn_task(task_create_pp);
331 manager->spawn_task(task);
332 }
333
334 void
335 Viewer::run_draw(void)
336 {
337 HTaskPtr task;
338 int fd;
339
340
341 fprintf(stderr, " ** %s **\n", __FUNCTION__);
342
343 arg->p->draw(arg->pp); // test draw of PolygonPack
344
345 SDL_BlitSurface(arg->bitmap, NULL, screen, NULL);
346 SDL_UpdateRect(screen, 0, 0, 0, 0);
347
348 //swap_buffers();
349 arg->frames++;
350
351 fd = manager->open("ViewerRunLoop");
352 task = manager->create_task(fd, 0, 0, 0, NULL);
353 manager->spawn_task(task);
354 }
355
356 void
357 Viewer::run_finish(void)
358 {
359 fprintf(stderr, " ** %s **\n", __FUNCTION__);
360
361 if (arg->this_time != arg->start_time) {
362 cout<< ((float)arg->frames/(arg->this_time-arg->start_time))*1000.0 << " FPS\n";
363 }
364
365 SDL_FreeSurface(arg->bitmap);
366 delete [] pixels;
367 arg->p->delete_data();
368 delete arg->p;
369 delete arg->sgp;
370 delete arg->pp;
371 quit();
372
373 delete arg;
374 }
375
376 #if 0
377 void Viewer::run()
378 {
379 int frames = 0;
380 int start_time, this_time;
381
382 HTaskPtr task_create_sgp = NULL;
383 HTaskPtr task_update_sgp = NULL;
384 HTaskPtr task_create_pp = NULL;
385 int fd_create_sgp;
386 int fd_update_sgp;
387 int fd_create_pp;
388
389 start_time = get_ticks();
390
391 SDL_Surface *bitmap = NULL;
392 SDL_PixelFormat *pf;
393 pf = screen->format;
394
395 Uint32 background;
396 background = SDL_MapRGB(screen->format, 0x00, 0x00, 0x00);
397
398 pixels = new Uint32[width*height];
399
400 Polygon *p = new Polygon;
401 p->set_data("cube.xml");
402 //p->set_data("cube-p.xml");
403
404 p->viewer = this;
405 //p->screen = screen;
406
407 SceneGraphPack *sgp = new SceneGraphPack;
408 create_sgp(p, sgp);
409
410 PolygonPack *pp = new PolygonPack;
411
412 graph_line();
413
414 float r = 0;
415 float x = 0;
416 float y = 0;
417 float z = 0;
418
419 bitmap = SDL_CreateRGBSurfaceFrom((void *)pixels, width, height, 32,
420 width*4, redMask, greenMask,
421 blueMask, alphaMask);
422
423 // Loop until done.
424 while(1)
425 {
426 // Destroy our GL context, etc.
427 //if(quit_check() || scene->action_scene==NULL)
428 if(quit_check())
429 {
430 this_time = get_ticks();
431 if (this_time != start_time)
432 {
433 cout<<((float)frames/(this_time-start_time))*1000.0<<" FPS\n";
434 }
435 SDL_FreeSurface(bitmap);
436 delete pixels;
437 p->delete_data();
438 delete p;
439 delete sgp;
440 delete pp;
441 quit();
442 break;
443 }
444 /////////////////////
445 clean_pixels();
446
447 this->zRow_init();
448 graph_line();
449
450 #if 0 // ここは update_sgp
451 if(r > 360) r = 0;
452 r+= 1.0;
453 // r= 0;
454 p->angle[0] = 0;
455 p->angle[1] = r;
456 p->angle[2] = 0;
457 //p->child->angle[1] = r*2;
458 //p->child->brother->angle[1] = r*3;
459 //p->child->brother->child->angle[1] = r*4;
460 x += 0.5;
461 y += 0.5;
462 z += 0.5;
463 p->xyz[0] = x;
464 p->xyz[1] = y;
465 p->xyz[2] = z;
466 //p->tree_draw();
467 #endif
468
469 #if 0
470 update_sgp(sgp, sgp);
471 create_pp(pp, sgp);
472 #else
473 fd_update_sgp = manager->open("UpdateSGP");
474 fd_create_pp = manager->open("CreatePP");
475 task_update_sgp =
476 manager->create_task(fd_update_sgp,
477 sizeof(SceneGraphPack),
478 (unsigned int)sgp,
479 (unsigned int)sgp,
480 NULL);
481 task_create_pp =
482 manager->create_task(fd_create_pp,
483 sizeof(SceneGraphPack),
484 (unsigned int)sgp,
485 (unsigned int)pp,
486 NULL);
487
488 manager->spawn_task(task_update_sgp);
489 manager->spawn_task(task_create_pp);
490 manager->run();
491 #endif
492
493 //p->draw(sgp); // test draw of SceneGraphPack
494 p->draw(pp); // test draw of PolygonPack
495
496 // 一回のみ生成で、その後は再利用
497 //bitmap = SDL_CreateRGBSurfaceFrom((void *)pixels, width, height, 32,
498 //width*4, redMask, greenMask,
499 //blueMask, alphaMask);
500
501 //SDL_FillRect(screen, NULL, background);
502 SDL_BlitSurface(bitmap, NULL, screen, NULL);
503 SDL_UpdateRect(screen, 0, 0, 0, 0);
504
505
506 /////////////////////
507
508 //swap_buffers();
509 ++frames;
510 }
511 }
512 #else
513 void Viewer::run() {}
514 #endif
515
516 void
517 Viewer::zRow_init()
518 {
519 for (int i = 0; i < width; i++) {
520 for (int j = 0; j < height; j++) {
521 zRow[i][j] = 65535;
522 }
523 }
524 }