1 | // occquery.cpp : Defines the entry point for the console application.
|
---|
2 | //
|
---|
3 | #include <math.h>
|
---|
4 | #include <time.h>
|
---|
5 | #include "common.h"
|
---|
6 | #include "glInterface.h"
|
---|
7 | #include "RenderTraverser.h"
|
---|
8 | #include "SceneEntity.h"
|
---|
9 | #include "Vector3.h"
|
---|
10 | #include "Matrix4x4.h"
|
---|
11 | #include "ResourceManager.h"
|
---|
12 | #include "Bvh.h"
|
---|
13 | #include "Camera.h"
|
---|
14 | #include "Geometry.h"
|
---|
15 | #include "BvhLoader.h"
|
---|
16 | #include "FrustumCullingTraverser.h"
|
---|
17 | #include "StopAndWaitTraverser.h"
|
---|
18 | #include "CHCTraverser.h"
|
---|
19 | #include "CHCPlusPlusTraverser.h"
|
---|
20 | #include "Visualization.h"
|
---|
21 | #include "RenderState.h"
|
---|
22 | #include "Timer/PerfTimer.h"
|
---|
23 | #include "SceneQuery.h"
|
---|
24 |
|
---|
25 |
|
---|
26 | using namespace std;
|
---|
27 | using namespace CHCDemoEngine;
|
---|
28 |
|
---|
29 |
|
---|
30 |
|
---|
31 | /// the renderable scene geometry
|
---|
32 | SceneEntityContainer sceneEntities;
|
---|
33 | // traverses and renders the hierarchy
|
---|
34 | RenderTraverser *traverser = NULL;
|
---|
35 | /// the hierarchy
|
---|
36 | Bvh *bvh = NULL;
|
---|
37 | /// handles scene loading
|
---|
38 | ResourceManager *loader = NULL;
|
---|
39 | /// the scene camera
|
---|
40 | Camera *camera = NULL;
|
---|
41 | /// the scene camera
|
---|
42 | Camera *visCamera = NULL;
|
---|
43 | /// the visualization
|
---|
44 | Visualization *visualization = NULL;
|
---|
45 | /// the current render state
|
---|
46 | RenderState state;
|
---|
47 | /// the rendering algorithm
|
---|
48 | int renderMode = RenderTraverser::CHCPLUSPLUS;
|
---|
49 | // eye near plane distance
|
---|
50 | float nearDist = 0.1f;
|
---|
51 | /// the pixel threshold where a node is still considered invisible
|
---|
52 | int threshold;
|
---|
53 |
|
---|
54 | float fov = 50.0f;
|
---|
55 |
|
---|
56 | int assumedVisibleFrames = 10;
|
---|
57 | int maxBatchSize = 50;
|
---|
58 |
|
---|
59 | int trianglesPerVirtualLeaf = INITIAL_TRIANGLES_PER_VIRTUAL_LEAVES;
|
---|
60 |
|
---|
61 | SceneQuery *sceneQuery = NULL;
|
---|
62 |
|
---|
63 | /// these values get scaled with the frame rate
|
---|
64 | const float keyForwardMotion = 50.0f;
|
---|
65 | const float keyRotation = 2.0f;
|
---|
66 | /// elapsed time in seconds
|
---|
67 | double elapsedTime = 1.0f;
|
---|
68 |
|
---|
69 | int winWidth = 1024;
|
---|
70 | int winHeight = 768;
|
---|
71 | float winAspectRatio = 1.0f;
|
---|
72 |
|
---|
73 | double accumulatedTime = 1000;
|
---|
74 | float fps = 1e3f;
|
---|
75 |
|
---|
76 | int renderedObjects = 0;
|
---|
77 | int renderedNodes = 0;
|
---|
78 | int renderedTriangles = 0;
|
---|
79 |
|
---|
80 | int issuedQueries = 0;
|
---|
81 | int traversedNodes = 0;
|
---|
82 | int frustumCulledNodes = 0;
|
---|
83 | int queryCulledNodes = 0;
|
---|
84 | int stateChanges = 0;
|
---|
85 | int numBatches = 0;
|
---|
86 |
|
---|
87 | bool showHelp = false;
|
---|
88 | bool showStatistics = true;
|
---|
89 | bool showOptions = true;
|
---|
90 | bool showBoundingVolumes = false;
|
---|
91 | bool visMode = false;
|
---|
92 |
|
---|
93 | // mouse navigation state
|
---|
94 | int xEyeBegin, yEyeBegin, yMotionBegin = 0;
|
---|
95 | int verticalMotionBegin, horizontalMotionBegin = 0;
|
---|
96 |
|
---|
97 | bool useOptimization = false;
|
---|
98 | bool useTightBounds = true;
|
---|
99 | bool useRenderQueue = true;
|
---|
100 | bool useMultiQueries = true;
|
---|
101 |
|
---|
102 | bool flyMode = true;
|
---|
103 |
|
---|
104 | /// the accumulated z axis rotation
|
---|
105 | float rotation = 0;
|
---|
106 |
|
---|
107 | SceneEntityContainer skyGeometry;
|
---|
108 |
|
---|
109 | bool leftKeyPressed = false;
|
---|
110 | bool rightKeyPressed = false;
|
---|
111 | bool upKeyPressed = false;
|
---|
112 | bool downKeyPressed = false;
|
---|
113 | bool nineKeyPressed = false;
|
---|
114 | bool eightKeyPressed = false;
|
---|
115 |
|
---|
116 |
|
---|
117 | void InitExtensions();
|
---|
118 | void DisplayVisualization();
|
---|
119 | void InitGLstate();
|
---|
120 | void CleanUp();
|
---|
121 | void SetupEyeView();
|
---|
122 | void UpdateEyeMtx();
|
---|
123 | void SetupLighting();
|
---|
124 | void DisplayStats();
|
---|
125 | void Output(int x, int y, const char *string);
|
---|
126 | void DrawHelpMessage();
|
---|
127 | void RenderSky();
|
---|
128 |
|
---|
129 | void Begin2D();
|
---|
130 | void End2D();
|
---|
131 | void KeyBoard(unsigned char c, int x, int y);
|
---|
132 | void DrawStatistics();
|
---|
133 | void Display();
|
---|
134 | void Special(int c, int x, int y);
|
---|
135 | void KeyUp(unsigned char c, int x, int y);
|
---|
136 | void SpecialKeyUp(int c, int x, int y);
|
---|
137 | void Reshape(int w, int h);
|
---|
138 | void Mouse(int button, int state, int x, int y);
|
---|
139 | void LeftMotion(int x, int y);
|
---|
140 | void RightMotion(int x, int y);
|
---|
141 | void MiddleMotion(int x, int y);
|
---|
142 | void CalcDecimalPoint(string &str, int d);
|
---|
143 | void ResetTraverser();
|
---|
144 |
|
---|
145 | void KeyHorizontalMotion(float shift);
|
---|
146 | void KeyVerticalMotion(float shift);
|
---|
147 |
|
---|
148 |
|
---|
149 | inline float KeyRotationAngle() { return keyRotation * elapsedTime; }
|
---|
150 | inline float KeyShift() { return keyForwardMotion * elapsedTime; }
|
---|
151 |
|
---|
152 |
|
---|
153 |
|
---|
154 | int main(int argc, char* argv[])
|
---|
155 | {
|
---|
156 | int returnCode = 0;
|
---|
157 |
|
---|
158 | camera = new Camera(winWidth, winHeight, fov);
|
---|
159 | camera->SetNear(nearDist);
|
---|
160 |
|
---|
161 | visCamera = new Camera(winWidth, winHeight, fov);
|
---|
162 | visCamera->SetNear(0.0f);
|
---|
163 | visCamera->Yaw(.5 * M_PI);
|
---|
164 |
|
---|
165 | glutInitWindowSize(winWidth, winHeight);
|
---|
166 | glutInit(&argc, argv);
|
---|
167 | glutInitDisplayMode(GLUT_DOUBLE | GLUT_RGBA | GLUT_DEPTH);
|
---|
168 |
|
---|
169 | glutCreateWindow("FriendlyCulling");
|
---|
170 |
|
---|
171 | glutDisplayFunc(Display);
|
---|
172 | glutKeyboardFunc(KeyBoard);
|
---|
173 | glutSpecialFunc(Special);
|
---|
174 | glutReshapeFunc(Reshape);
|
---|
175 | glutMouseFunc(Mouse);
|
---|
176 | glutIdleFunc(Display);
|
---|
177 | glutKeyboardUpFunc(KeyUp);
|
---|
178 | glutSpecialUpFunc(SpecialKeyUp);
|
---|
179 | glutIgnoreKeyRepeat(true);
|
---|
180 |
|
---|
181 | InitExtensions();
|
---|
182 | InitGLstate();
|
---|
183 |
|
---|
184 | LeftMotion(0, 0);
|
---|
185 | MiddleMotion(0, 0);
|
---|
186 |
|
---|
187 |
|
---|
188 | loader = new ResourceManager();
|
---|
189 |
|
---|
190 | //const string filename("data/city/model/city.dem");
|
---|
191 | const string filename = string(model_path + "city.dem");
|
---|
192 |
|
---|
193 | if (loader->Load(filename, sceneEntities))
|
---|
194 | cout << "scene " << filename << " loaded" << endl;
|
---|
195 | else
|
---|
196 | {
|
---|
197 | cerr << "loading scene " << filename << " failed" << endl;
|
---|
198 | CleanUp();
|
---|
199 | exit(0);
|
---|
200 | }
|
---|
201 |
|
---|
202 | SceneEntityContainer dummy;
|
---|
203 |
|
---|
204 | const string envname = string(model_path + "env.dem");
|
---|
205 |
|
---|
206 | if (loader->Load(envname, skyGeometry))
|
---|
207 | cout << "sky box " << filename << " loaded" << endl;
|
---|
208 | else
|
---|
209 | {
|
---|
210 | cerr << "loading sky box " << filename << " failed" << endl;
|
---|
211 | CleanUp();
|
---|
212 | exit(0);
|
---|
213 | }
|
---|
214 |
|
---|
215 |
|
---|
216 | const string bvh_filename = string(model_path + "city.bvh");
|
---|
217 | BvhLoader bvhLoader;
|
---|
218 | bvh = bvhLoader.Load(bvh_filename, sceneEntities);
|
---|
219 | //bvh = bvhLoader.Load("data/city/model/city.bvh", sceneEntities);
|
---|
220 |
|
---|
221 | if (!bvh)
|
---|
222 | {
|
---|
223 | cerr << "loading bvh " << bvh_filename << " failed" << endl;
|
---|
224 | CleanUp();
|
---|
225 | exit(0);
|
---|
226 | }
|
---|
227 |
|
---|
228 | bvh->SetCamera(camera);
|
---|
229 |
|
---|
230 | ResetTraverser();
|
---|
231 |
|
---|
232 | //camera->SetDirection(Vector3(0.961829f, 0.273652f, 0.0f));
|
---|
233 | camera->Pitch(-M_PI * 0.5);
|
---|
234 | camera->SetPosition(Vector3(483.398f, 242.364f, 186.078f));
|
---|
235 |
|
---|
236 | visualization = new Visualization(bvh, camera, NULL, &state);
|
---|
237 |
|
---|
238 | sceneQuery = new SceneQuery(bvh->GetBox(), traverser);
|
---|
239 |
|
---|
240 |
|
---|
241 | glutMainLoop();
|
---|
242 |
|
---|
243 | // clean up
|
---|
244 | CleanUp();
|
---|
245 |
|
---|
246 | return 0;
|
---|
247 | }
|
---|
248 |
|
---|
249 |
|
---|
250 | void InitGLstate(void)
|
---|
251 | {
|
---|
252 | glClearColor(0.5f, 0.5f, 0.8f, 0.0f);
|
---|
253 |
|
---|
254 | glPixelStorei(GL_UNPACK_ALIGNMENT, 1);
|
---|
255 | glPixelStorei(GL_PACK_ALIGNMENT,1);
|
---|
256 |
|
---|
257 | glDepthFunc(GL_LESS);
|
---|
258 | glEnable(GL_DEPTH_TEST);
|
---|
259 |
|
---|
260 | SetupLighting();
|
---|
261 |
|
---|
262 | glColor3f(1.0f, 1.0f, 1.0f);
|
---|
263 | glShadeModel(GL_SMOOTH);
|
---|
264 |
|
---|
265 | glMaterialf(GL_FRONT, GL_SHININESS, 64);
|
---|
266 | glEnable(GL_NORMALIZE);
|
---|
267 |
|
---|
268 | //glEnable(GL_ALPHA_TEST);
|
---|
269 | glDisable(GL_ALPHA_TEST);
|
---|
270 | glAlphaFunc(GL_GEQUAL, 0.1f);
|
---|
271 |
|
---|
272 | glFrontFace(GL_CCW);
|
---|
273 | glCullFace(GL_BACK);
|
---|
274 | glEnable(GL_CULL_FACE);
|
---|
275 | //glDisable(GL_CULL_FACE);
|
---|
276 | glDisable(GL_TEXTURE_2D);
|
---|
277 |
|
---|
278 | GLfloat ambientColor[] = {0.5, 0.5, 0.5, 1.0};
|
---|
279 | GLfloat diffuseColor[] = {1.0, 0.0, 0.0, 1.0};
|
---|
280 | GLfloat specularColor[] = {0.0, 0.0, 0.0, 1.0};
|
---|
281 |
|
---|
282 | glMaterialfv(GL_FRONT, GL_AMBIENT, ambientColor);
|
---|
283 | glMaterialfv(GL_FRONT, GL_DIFFUSE, diffuseColor);
|
---|
284 | glMaterialfv(GL_FRONT, GL_SPECULAR, specularColor);
|
---|
285 | }
|
---|
286 |
|
---|
287 |
|
---|
288 | void DrawHelpMessage(void)
|
---|
289 | {
|
---|
290 | const char *message[] =
|
---|
291 | {
|
---|
292 | "Help information",
|
---|
293 | "",
|
---|
294 | "'F1' - shows/dismisses this message",
|
---|
295 | "'F2' - shows/hides bird eye view",
|
---|
296 | "'F3' - shows/hides bounds (boxes or tight bounds)",
|
---|
297 | "'F4' - shows/hides statistics",
|
---|
298 | "'F5', - toggles between fly / walkmode",
|
---|
299 | "'F6', - shows/hides parameters",
|
---|
300 | "'SPACE' - cycles through occlusion culling algorithms",
|
---|
301 | "",
|
---|
302 | "'MOUSE-LEFT' - turn left/right, move forward/backward",
|
---|
303 | "'MOUSE-RIGHT' - turn left/right, move forward/backward",
|
---|
304 | "'MOUSE-MIDDLE' - move up/down, left/right",
|
---|
305 | "'CURSOR UP' - move forward",
|
---|
306 | "'CURSOR BACK' - move backward",
|
---|
307 | "'CURSOR RIGHT' - turn right",
|
---|
308 | "'CURSOR LEFT' - turn left",
|
---|
309 | "",
|
---|
310 | "'-' - decreases max batch size",
|
---|
311 | "'+' - increases max batch size",
|
---|
312 | "'4' - decrease triangles per virtual leaf (sets depth of bvh)",
|
---|
313 | "'5' - increase triangles per virtual leaf (sets depth of bvh)",
|
---|
314 | "'6' - decrease assumed visible frames",
|
---|
315 | "'7' - increase assumed visible frames",
|
---|
316 | "'8' - downward motion",
|
---|
317 | "'9' - upward motion",
|
---|
318 | "",
|
---|
319 | "'R' - use render queue",
|
---|
320 | "'B' - use tight bounds",
|
---|
321 | "'M' - use multiqueries",
|
---|
322 | "'O' - use CHC optimization (geometry queries for leaves)",
|
---|
323 | 0,
|
---|
324 | };
|
---|
325 |
|
---|
326 |
|
---|
327 | int x = 40, y = 60;
|
---|
328 |
|
---|
329 | glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
|
---|
330 | glEnable(GL_BLEND);
|
---|
331 | glColor4f(0.0f, 1.0f , 0.0f, 0.2f); // 20% green.
|
---|
332 |
|
---|
333 | // Drawn clockwise because the flipped Y axis flips CCW and CW.
|
---|
334 | glRecti(winWidth - 30, 30, 30, winHeight - 30);
|
---|
335 |
|
---|
336 | glDisable(GL_BLEND);
|
---|
337 |
|
---|
338 | glColor3f(1.0f, 1.0f, 1.0f);
|
---|
339 |
|
---|
340 | for(int i = 0; message[i] != 0; i++)
|
---|
341 | {
|
---|
342 | if(message[i][0] == '\0')
|
---|
343 | {
|
---|
344 | y += 15;
|
---|
345 | }
|
---|
346 | else
|
---|
347 | {
|
---|
348 | Output(x, y, message[i]);
|
---|
349 | y += 20;
|
---|
350 | }
|
---|
351 | }
|
---|
352 | }
|
---|
353 |
|
---|
354 |
|
---|
355 | void ResetTraverser()
|
---|
356 | {
|
---|
357 | DEL_PTR(traverser);
|
---|
358 |
|
---|
359 | bvh->ResetNodeClassifications();
|
---|
360 |
|
---|
361 | switch (renderMode)
|
---|
362 | {
|
---|
363 | case RenderTraverser::CULL_FRUSTUM:
|
---|
364 | traverser = new FrustumCullingTraverser();
|
---|
365 | break;
|
---|
366 | case RenderTraverser::STOP_AND_WAIT:
|
---|
367 | traverser = new StopAndWaitTraverser();
|
---|
368 | break;
|
---|
369 | case RenderTraverser::CHC:
|
---|
370 | traverser = new CHCTraverser();
|
---|
371 | break;
|
---|
372 | case RenderTraverser::CHCPLUSPLUS:
|
---|
373 | traverser = new CHCPlusPlusTraverser();
|
---|
374 | break;
|
---|
375 |
|
---|
376 | default:
|
---|
377 | traverser = new FrustumCullingTraverser();
|
---|
378 | }
|
---|
379 |
|
---|
380 | traverser->SetCamera(camera);
|
---|
381 | traverser->SetHierarchy(bvh);
|
---|
382 | traverser->SetRenderState(&state);
|
---|
383 | traverser->SetUseOptimization(useOptimization);
|
---|
384 | traverser->SetUseRenderQueue(useRenderQueue);
|
---|
385 | traverser->SetVisibilityThreshold(threshold);
|
---|
386 | traverser->SetAssumedVisibleFrames(assumedVisibleFrames);
|
---|
387 | traverser->SetMaxBatchSize(maxBatchSize);
|
---|
388 | traverser->SetUseMultiQueries(useMultiQueries);
|
---|
389 | traverser->SetUseTightBounds(useTightBounds);
|
---|
390 | }
|
---|
391 |
|
---|
392 |
|
---|
393 | void SetupLighting()
|
---|
394 | {
|
---|
395 | glEnable(GL_LIGHTING);
|
---|
396 | glEnable(GL_LIGHT0);
|
---|
397 | //glEnable(GL_LIGHT1);
|
---|
398 | glDisable(GL_LIGHT1);
|
---|
399 |
|
---|
400 | //GLfloat ambient[] = {0.5, 0.5, 0.5, 1.0};
|
---|
401 | GLfloat ambient[] = {0.2, 0.2, 0.2, 1.0};
|
---|
402 | GLfloat diffuse[] = {1.0, 1.0, 1.0, 1.0};
|
---|
403 | GLfloat specular[] = {1.0, 1.0, 1.0, 1.0};
|
---|
404 |
|
---|
405 | GLfloat lmodel_ambient[] = {0.5f, 0.5f, 0.5f, 1.0f};
|
---|
406 | //GLfloat lmodel_ambient[] = {0.2f, 0.2f, 0.2f, 1.0f};
|
---|
407 |
|
---|
408 | glLightfv(GL_LIGHT0, GL_AMBIENT, ambient);
|
---|
409 | glLightfv(GL_LIGHT0, GL_DIFFUSE, diffuse);
|
---|
410 | glLightfv(GL_LIGHT0, GL_SPECULAR, specular);
|
---|
411 |
|
---|
412 | GLfloat position[] = {1.0, 1.0, 1.0, 0.0};
|
---|
413 | glLightfv(GL_LIGHT0, GL_POSITION, position);
|
---|
414 |
|
---|
415 |
|
---|
416 | ////////////
|
---|
417 | //-- second light
|
---|
418 |
|
---|
419 | GLfloat ambient1[] = {0.5, 0.5, 0.5, 1.0};
|
---|
420 | //GLfloat diffuse1[] = {1.0, 1.0, 1.0, 1.0};
|
---|
421 | GLfloat diffuse1[] = {0.5, 0.5, 0.5, 1.0};
|
---|
422 | GLfloat specular1[] = {0.5, 0.5, 0.5, 1.0};
|
---|
423 |
|
---|
424 | glLightfv(GL_LIGHT1, GL_AMBIENT, ambient1);
|
---|
425 | glLightfv(GL_LIGHT1, GL_DIFFUSE, diffuse1);
|
---|
426 | glLightfv(GL_LIGHT1, GL_SPECULAR, specular1);
|
---|
427 |
|
---|
428 | GLfloat position1[] = {0.0, 1.0, 0.0, 1.0};
|
---|
429 | glLightfv(GL_LIGHT1, GL_POSITION, position1);
|
---|
430 |
|
---|
431 | glLightModelfv(GL_LIGHT_MODEL_AMBIENT, lmodel_ambient);
|
---|
432 | //glLightModeli(GL_LIGHT_MODEL_LOCAL_VIEWER, GL_TRUE);
|
---|
433 | glLightModeli(GL_LIGHT_MODEL_LOCAL_VIEWER, GL_FALSE);
|
---|
434 | //glLightModeli(GL_LIGHT_MODEL_COLOR_CONTROL_EXT, GL_SEPARATE_SPECULAR_COLOR_EXT);
|
---|
435 | glLightModeli(GL_LIGHT_MODEL_COLOR_CONTROL_EXT, GL_SINGLE_COLOR_EXT);
|
---|
436 | }
|
---|
437 |
|
---|
438 |
|
---|
439 | void SetupEyeView()
|
---|
440 | {
|
---|
441 | glMatrixMode(GL_PROJECTION);
|
---|
442 | glLoadIdentity();
|
---|
443 |
|
---|
444 | gluPerspective(fov, 1.0f / winAspectRatio, nearDist, 10.0f * Magnitude(bvh->GetBox().Diagonal()));
|
---|
445 |
|
---|
446 | glMatrixMode(GL_MODELVIEW);
|
---|
447 | glLoadIdentity();
|
---|
448 | camera->SetupCameraView();
|
---|
449 |
|
---|
450 | GLfloat position[] = {0.8f, 1.0f, 1.5f, 0.0f};
|
---|
451 | glLightfv(GL_LIGHT0, GL_POSITION, position);
|
---|
452 |
|
---|
453 | GLfloat position1[] = {bvh->GetBox().Center().x, bvh->GetBox().Max().y, bvh->GetBox().Center().z, 1.0f};
|
---|
454 | glLightfv(GL_LIGHT1, GL_POSITION, position1);
|
---|
455 | }
|
---|
456 |
|
---|
457 |
|
---|
458 | void KeyHorizontalMotion(float shift)
|
---|
459 | {
|
---|
460 | Vector3 hvec = camera->GetDirection();
|
---|
461 | hvec.z = 0;
|
---|
462 |
|
---|
463 | Vector3 pos = camera->GetPosition();
|
---|
464 | pos += hvec * shift;
|
---|
465 |
|
---|
466 | camera->SetPosition(pos);
|
---|
467 | }
|
---|
468 |
|
---|
469 |
|
---|
470 | void KeyVerticalMotion(float shift)
|
---|
471 | {
|
---|
472 | Vector3 uvec = Vector3(0, 0, shift);
|
---|
473 |
|
---|
474 | Vector3 pos = camera->GetPosition();
|
---|
475 | pos += uvec;
|
---|
476 |
|
---|
477 | camera->SetPosition(pos);
|
---|
478 | }
|
---|
479 |
|
---|
480 |
|
---|
481 |
|
---|
482 | void Display()
|
---|
483 | {
|
---|
484 | Vector3 oldPos = camera->GetPosition();
|
---|
485 |
|
---|
486 | PerfTimer frameTimer;
|
---|
487 | frameTimer.Start();
|
---|
488 |
|
---|
489 | if (leftKeyPressed)
|
---|
490 | camera->Pitch(KeyRotationAngle());
|
---|
491 | if (rightKeyPressed)
|
---|
492 | camera->Pitch(-KeyRotationAngle());
|
---|
493 | if (upKeyPressed)
|
---|
494 | KeyHorizontalMotion(KeyShift());
|
---|
495 | if (downKeyPressed)
|
---|
496 | KeyHorizontalMotion(-KeyShift());
|
---|
497 | if (eightKeyPressed)
|
---|
498 | KeyVerticalMotion(-KeyShift());
|
---|
499 | if (nineKeyPressed)
|
---|
500 | KeyVerticalMotion(KeyShift());
|
---|
501 |
|
---|
502 | Vector3 playerPos = camera->GetPosition();
|
---|
503 |
|
---|
504 | if (!flyMode)
|
---|
505 | {
|
---|
506 | Vector3 playerPos = camera->GetPosition();
|
---|
507 |
|
---|
508 | bool validIntersect = sceneQuery->CalcIntersection(playerPos);
|
---|
509 |
|
---|
510 | if (validIntersect &&
|
---|
511 | (( playerPos.z - oldPos.z) < bvh->GetBox().Size(2) * 1e-1f))
|
---|
512 | {
|
---|
513 | camera->SetPosition(playerPos);
|
---|
514 | }
|
---|
515 | }
|
---|
516 |
|
---|
517 | glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
|
---|
518 |
|
---|
519 | // bring eye modelview matrix up-to-date
|
---|
520 | SetupEyeView();
|
---|
521 |
|
---|
522 | // actually render the scene geometry using one of the specified algorithms
|
---|
523 | traverser->RenderScene();
|
---|
524 |
|
---|
525 |
|
---|
526 | ///////////////
|
---|
527 | //-- render sky
|
---|
528 |
|
---|
529 | RenderSky();
|
---|
530 |
|
---|
531 | if (visMode) DisplayVisualization();
|
---|
532 |
|
---|
533 | DisplayStats();
|
---|
534 |
|
---|
535 | glutSwapBuffers();
|
---|
536 |
|
---|
537 | elapsedTime = frameTimer.Elapsed();
|
---|
538 | }
|
---|
539 |
|
---|
540 |
|
---|
541 | #pragma warning( disable : 4100 )
|
---|
542 | void KeyBoard(unsigned char c, int x, int y)
|
---|
543 | {
|
---|
544 | switch(c)
|
---|
545 | {
|
---|
546 | case 27:
|
---|
547 | CleanUp();
|
---|
548 | exit(0);
|
---|
549 | break;
|
---|
550 | case 32: //space
|
---|
551 | renderMode = (renderMode + 1) % RenderTraverser::NUM_TRAVERSAL_TYPES;
|
---|
552 | ResetTraverser();
|
---|
553 | break;
|
---|
554 | case 'h':
|
---|
555 | case 'H':
|
---|
556 | showHelp = !showHelp;
|
---|
557 | break;
|
---|
558 | case '+':
|
---|
559 | maxBatchSize += 10;
|
---|
560 | traverser->SetMaxBatchSize(maxBatchSize);
|
---|
561 | break;
|
---|
562 | case '-':
|
---|
563 | maxBatchSize -= 10;
|
---|
564 | if (maxBatchSize < 0) maxBatchSize = 1;
|
---|
565 | traverser->SetMaxBatchSize(maxBatchSize);
|
---|
566 | break;
|
---|
567 | case '6':
|
---|
568 | assumedVisibleFrames -= 1;
|
---|
569 | if (assumedVisibleFrames < 1) assumedVisibleFrames = 1;
|
---|
570 | traverser->SetAssumedVisibleFrames(assumedVisibleFrames);
|
---|
571 | break;
|
---|
572 | case '7':
|
---|
573 | assumedVisibleFrames += 1;
|
---|
574 | traverser->SetAssumedVisibleFrames(assumedVisibleFrames);
|
---|
575 | break;
|
---|
576 | case 'M':
|
---|
577 | case 'm':
|
---|
578 | useMultiQueries = !useMultiQueries;
|
---|
579 | traverser->SetUseMultiQueries(useMultiQueries);
|
---|
580 | break;
|
---|
581 | case '8':
|
---|
582 | eightKeyPressed = true;
|
---|
583 | break;
|
---|
584 | case '9':
|
---|
585 | nineKeyPressed = true;
|
---|
586 | break;
|
---|
587 | case 'o':
|
---|
588 | case 'O':
|
---|
589 | useOptimization = !useOptimization;
|
---|
590 | traverser->SetUseOptimization(useOptimization);
|
---|
591 | break;
|
---|
592 | case 'a':
|
---|
593 | case 'A':
|
---|
594 | leftKeyPressed = true;
|
---|
595 | break;
|
---|
596 | case 'd':
|
---|
597 | case 'D':
|
---|
598 | rightKeyPressed = true;
|
---|
599 | break;
|
---|
600 | case 'w':
|
---|
601 | case 'W':
|
---|
602 | upKeyPressed = true;
|
---|
603 | break;
|
---|
604 | case 'x':
|
---|
605 | case 'X':
|
---|
606 | downKeyPressed = true;
|
---|
607 | break;
|
---|
608 | case 'r':
|
---|
609 | case 'R':
|
---|
610 | {
|
---|
611 | useRenderQueue = !useRenderQueue;
|
---|
612 | traverser->SetUseRenderQueue(useRenderQueue);
|
---|
613 | }
|
---|
614 | break;
|
---|
615 | case 'b':
|
---|
616 | case 'B':
|
---|
617 | {
|
---|
618 | useTightBounds = !useTightBounds;
|
---|
619 | traverser->SetUseTightBounds(useTightBounds);
|
---|
620 | }
|
---|
621 | break;
|
---|
622 | case '4':
|
---|
623 | if (trianglesPerVirtualLeaf >= 100)
|
---|
624 | trianglesPerVirtualLeaf -= 100;
|
---|
625 |
|
---|
626 | bvh->SetVirtualLeaves(trianglesPerVirtualLeaf);
|
---|
627 | break;
|
---|
628 | case '5':
|
---|
629 | trianglesPerVirtualLeaf += 100;
|
---|
630 | bvh->SetVirtualLeaves(trianglesPerVirtualLeaf);
|
---|
631 | break;
|
---|
632 | default:
|
---|
633 | return;
|
---|
634 | }
|
---|
635 |
|
---|
636 | glutPostRedisplay();
|
---|
637 | }
|
---|
638 |
|
---|
639 |
|
---|
640 | void SpecialKeyUp(int c, int x, int y)
|
---|
641 | {
|
---|
642 | switch (c)
|
---|
643 | {
|
---|
644 | case GLUT_KEY_LEFT:
|
---|
645 | leftKeyPressed = false;
|
---|
646 | break;
|
---|
647 | case GLUT_KEY_RIGHT:
|
---|
648 | rightKeyPressed = false;
|
---|
649 | break;
|
---|
650 | case GLUT_KEY_UP:
|
---|
651 | upKeyPressed = false;
|
---|
652 | break;
|
---|
653 | case GLUT_KEY_DOWN:
|
---|
654 | downKeyPressed = false;
|
---|
655 | break;
|
---|
656 | default:
|
---|
657 | return;
|
---|
658 | }
|
---|
659 | //glutPostRedisplay();
|
---|
660 | }
|
---|
661 |
|
---|
662 |
|
---|
663 | void KeyUp(unsigned char c, int x, int y)
|
---|
664 | {
|
---|
665 | switch (c)
|
---|
666 | {
|
---|
667 | case 'A':
|
---|
668 | case 'a':
|
---|
669 | leftKeyPressed = false;
|
---|
670 | break;
|
---|
671 | case 'D':
|
---|
672 | case 'd':
|
---|
673 | rightKeyPressed = false;
|
---|
674 | break;
|
---|
675 | case 'W':
|
---|
676 | case 'w':
|
---|
677 | upKeyPressed = false;
|
---|
678 | break;
|
---|
679 | case 'X':
|
---|
680 | case 'x':
|
---|
681 | downKeyPressed = false;
|
---|
682 | break;
|
---|
683 | case '8':
|
---|
684 | eightKeyPressed = false;
|
---|
685 | break;
|
---|
686 |
|
---|
687 | case '9':
|
---|
688 | nineKeyPressed = false;
|
---|
689 | break;
|
---|
690 |
|
---|
691 | default:
|
---|
692 | return;
|
---|
693 | }
|
---|
694 | //glutPostRedisplay();
|
---|
695 | }
|
---|
696 |
|
---|
697 |
|
---|
698 | void Special(int c, int x, int y)
|
---|
699 | {
|
---|
700 | switch(c)
|
---|
701 | {
|
---|
702 | case GLUT_KEY_F1:
|
---|
703 | showHelp = !showHelp;
|
---|
704 | break;
|
---|
705 | case GLUT_KEY_F2:
|
---|
706 | visMode = !visMode;
|
---|
707 | break;
|
---|
708 | case GLUT_KEY_F3:
|
---|
709 | showBoundingVolumes = !showBoundingVolumes;
|
---|
710 | traverser->SetShowBounds(showBoundingVolumes);
|
---|
711 | break;
|
---|
712 | case GLUT_KEY_F4:
|
---|
713 | showStatistics = !showStatistics;
|
---|
714 | break;
|
---|
715 | case GLUT_KEY_F5:
|
---|
716 | showOptions = !showOptions;
|
---|
717 | break;
|
---|
718 | case GLUT_KEY_F6:
|
---|
719 | flyMode = !flyMode;
|
---|
720 | break;
|
---|
721 | case GLUT_KEY_LEFT:
|
---|
722 | {
|
---|
723 | leftKeyPressed = true;
|
---|
724 | camera->Pitch(KeyRotationAngle());
|
---|
725 | }
|
---|
726 | break;
|
---|
727 | case GLUT_KEY_RIGHT:
|
---|
728 | {
|
---|
729 | rightKeyPressed = true;
|
---|
730 | camera->Pitch(-KeyRotationAngle());
|
---|
731 | }
|
---|
732 | break;
|
---|
733 | case GLUT_KEY_UP:
|
---|
734 | {
|
---|
735 | upKeyPressed = true;
|
---|
736 | KeyHorizontalMotion(KeyShift());
|
---|
737 | }
|
---|
738 | break;
|
---|
739 | case GLUT_KEY_DOWN:
|
---|
740 | {
|
---|
741 | downKeyPressed = true;
|
---|
742 | KeyHorizontalMotion(-KeyShift());
|
---|
743 | }
|
---|
744 | break;
|
---|
745 | default:
|
---|
746 | return;
|
---|
747 |
|
---|
748 | }
|
---|
749 |
|
---|
750 | glutPostRedisplay();
|
---|
751 | }
|
---|
752 |
|
---|
753 | #pragma warning( default : 4100 )
|
---|
754 |
|
---|
755 |
|
---|
756 | void Reshape(int w, int h)
|
---|
757 | {
|
---|
758 | winAspectRatio = 1.0f;
|
---|
759 |
|
---|
760 | glViewport(0, 0, w, h);
|
---|
761 |
|
---|
762 | winWidth = w;
|
---|
763 | winHeight = h;
|
---|
764 |
|
---|
765 | if (w) winAspectRatio = (float) h / (float) w;
|
---|
766 |
|
---|
767 | glMatrixMode(GL_PROJECTION);
|
---|
768 | glLoadIdentity();
|
---|
769 |
|
---|
770 | gluPerspective(fov, 1.0f / winAspectRatio, nearDist, 10.0f * Magnitude(bvh->GetBox().Diagonal()));
|
---|
771 |
|
---|
772 | glMatrixMode(GL_MODELVIEW);
|
---|
773 |
|
---|
774 | glutPostRedisplay();
|
---|
775 | }
|
---|
776 |
|
---|
777 |
|
---|
778 | void Mouse(int button, int state, int x, int y)
|
---|
779 | {
|
---|
780 | if ((button == GLUT_LEFT_BUTTON) && (state == GLUT_DOWN))
|
---|
781 | {
|
---|
782 | xEyeBegin = x;
|
---|
783 | yMotionBegin = y;
|
---|
784 |
|
---|
785 | glutMotionFunc(LeftMotion);
|
---|
786 | }
|
---|
787 | else if ((button == GLUT_RIGHT_BUTTON) && (state == GLUT_DOWN))
|
---|
788 | {
|
---|
789 | yEyeBegin = y;
|
---|
790 | yMotionBegin = y;
|
---|
791 |
|
---|
792 | glutMotionFunc(RightMotion);
|
---|
793 | }
|
---|
794 | else if ((button == GLUT_MIDDLE_BUTTON) && (state == GLUT_DOWN))
|
---|
795 | {
|
---|
796 | horizontalMotionBegin = x;
|
---|
797 | verticalMotionBegin = y;
|
---|
798 | glutMotionFunc(MiddleMotion);
|
---|
799 | }
|
---|
800 |
|
---|
801 | glutPostRedisplay();
|
---|
802 | }
|
---|
803 |
|
---|
804 |
|
---|
805 | /** rotation for left/right mouse drag
|
---|
806 | motion for up/down mouse drag
|
---|
807 | */
|
---|
808 | void LeftMotion(int x, int y)
|
---|
809 | {
|
---|
810 | Vector3 viewDir = camera->GetDirection();
|
---|
811 | Vector3 pos = camera->GetPosition();
|
---|
812 |
|
---|
813 | // don't move in the vertical direction
|
---|
814 | Vector3 horView(viewDir[0], viewDir[1], 0);
|
---|
815 |
|
---|
816 | float eyeXAngle = 0.2f * M_PI * (xEyeBegin - x) / 180.0;
|
---|
817 |
|
---|
818 | camera->Pitch(eyeXAngle);
|
---|
819 |
|
---|
820 | pos += horView * (yMotionBegin - y) * 0.2f;
|
---|
821 |
|
---|
822 | camera->SetPosition(pos);
|
---|
823 |
|
---|
824 | xEyeBegin = x;
|
---|
825 | yMotionBegin = y;
|
---|
826 |
|
---|
827 | glutPostRedisplay();
|
---|
828 | }
|
---|
829 |
|
---|
830 |
|
---|
831 | /** rotation for left / right mouse drag
|
---|
832 | motion for up / down mouse drag
|
---|
833 | */
|
---|
834 | void RightMotion(int x, int y)
|
---|
835 | {
|
---|
836 | float eyeYAngle = -0.2f * M_PI * (yEyeBegin - y) / 180.0;
|
---|
837 |
|
---|
838 | camera->Yaw(eyeYAngle);
|
---|
839 |
|
---|
840 | yEyeBegin = y;
|
---|
841 | glutPostRedisplay();
|
---|
842 | }
|
---|
843 |
|
---|
844 |
|
---|
845 | // strafe
|
---|
846 | void MiddleMotion(int x, int y)
|
---|
847 | {
|
---|
848 | Vector3 viewDir = camera->GetDirection();
|
---|
849 | Vector3 pos = camera->GetPosition();
|
---|
850 |
|
---|
851 | // the 90 degree rotated view vector
|
---|
852 | // y zero so we don't move in the vertical
|
---|
853 | Vector3 rVec(viewDir[0], viewDir[1], 0);
|
---|
854 |
|
---|
855 | Matrix4x4 rot = RotationZMatrix(M_PI * 0.5f);
|
---|
856 | rVec = rot * rVec;
|
---|
857 |
|
---|
858 | pos -= rVec * (x - horizontalMotionBegin) * 0.1f;
|
---|
859 | pos[2] += (verticalMotionBegin - y) * 0.1f;
|
---|
860 |
|
---|
861 | camera->SetPosition(pos);
|
---|
862 |
|
---|
863 | horizontalMotionBegin = x;
|
---|
864 | verticalMotionBegin = y;
|
---|
865 |
|
---|
866 | glutPostRedisplay();
|
---|
867 | }
|
---|
868 |
|
---|
869 |
|
---|
870 | void InitExtensions(void)
|
---|
871 | {
|
---|
872 | GLenum err = glewInit();
|
---|
873 |
|
---|
874 | if (GLEW_OK != err)
|
---|
875 | {
|
---|
876 | // problem: glewInit failed, something is seriously wrong
|
---|
877 | fprintf(stderr,"Error: %s\n", glewGetErrorString(err));
|
---|
878 | exit(1);
|
---|
879 | }
|
---|
880 | if (!GLEW_ARB_occlusion_query)
|
---|
881 | {
|
---|
882 | printf("I require the GL_ARB_occlusion_query to work.\n");
|
---|
883 | exit(1);
|
---|
884 | }
|
---|
885 | }
|
---|
886 |
|
---|
887 |
|
---|
888 | void Begin2D(void)
|
---|
889 | {
|
---|
890 | glDisable(GL_LIGHTING);
|
---|
891 | glDisable(GL_DEPTH_TEST);
|
---|
892 |
|
---|
893 | glPushMatrix();
|
---|
894 | glLoadIdentity();
|
---|
895 |
|
---|
896 | glMatrixMode(GL_PROJECTION);
|
---|
897 | glPushMatrix();
|
---|
898 | glLoadIdentity();
|
---|
899 | gluOrtho2D(0, winWidth, winHeight, 0);
|
---|
900 | }
|
---|
901 |
|
---|
902 |
|
---|
903 | void End2D(void)
|
---|
904 | {
|
---|
905 | glPopMatrix();
|
---|
906 | glMatrixMode(GL_MODELVIEW);
|
---|
907 | glPopMatrix();
|
---|
908 |
|
---|
909 | glEnable(GL_LIGHTING);
|
---|
910 | glEnable(GL_DEPTH_TEST);
|
---|
911 | }
|
---|
912 |
|
---|
913 |
|
---|
914 | void Output(int x, int y, const char *string)
|
---|
915 | {
|
---|
916 | if (string != 0)
|
---|
917 | {
|
---|
918 | size_t len, i;
|
---|
919 | glRasterPos2f(x, y);
|
---|
920 | len = strlen(string);
|
---|
921 |
|
---|
922 | for (i = 0; i < len; ++ i)
|
---|
923 | {
|
---|
924 | glutBitmapCharacter(GLUT_BITMAP_HELVETICA_18, string[i]);
|
---|
925 | }
|
---|
926 | }
|
---|
927 | }
|
---|
928 |
|
---|
929 |
|
---|
930 | // displays the visualisation of culling algorithm
|
---|
931 | void DisplayVisualization()
|
---|
932 | {
|
---|
933 | visualization->SetFrameId(traverser->GetCurrentFrameId());
|
---|
934 |
|
---|
935 | Begin2D();
|
---|
936 | glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
|
---|
937 | glEnable(GL_BLEND);
|
---|
938 | glColor4f(0.0,0.0,0.0,0.5);
|
---|
939 |
|
---|
940 | glRecti(winWidth, 0, winWidth - winWidth / 4, winHeight / 3);
|
---|
941 | glDisable(GL_BLEND);
|
---|
942 | End2D();
|
---|
943 |
|
---|
944 |
|
---|
945 | AxisAlignedBox3 box = bvh->GetBox();
|
---|
946 |
|
---|
947 | const float xoffs = box.Size().x * 0.5f;
|
---|
948 | const float yoffs = box.Size().y * 0.5f;
|
---|
949 |
|
---|
950 | Vector3 vizpos = Vector3(box.Center().x, box.Center().y, box.Max().z);
|
---|
951 | visCamera->SetPosition(vizpos);
|
---|
952 |
|
---|
953 | glViewport(winWidth - winWidth / 4, winHeight - winHeight / 3, winWidth / 4, winHeight / 3);
|
---|
954 |
|
---|
955 | glMatrixMode(GL_PROJECTION);
|
---|
956 | glLoadIdentity();
|
---|
957 |
|
---|
958 | glOrtho(-xoffs, xoffs, -yoffs, yoffs, 0.0f, box.Size().z);
|
---|
959 |
|
---|
960 | glMatrixMode(GL_MODELVIEW);
|
---|
961 |
|
---|
962 | visCamera->SetupCameraView();
|
---|
963 |
|
---|
964 | GLfloat position[] = {0.8f, 1.0f, 1.5f, 0.0f};
|
---|
965 | glLightfv(GL_LIGHT0, GL_POSITION, position);
|
---|
966 |
|
---|
967 | GLfloat position1[] = {bvh->GetBox().Center().x, bvh->GetBox().Max().y, bvh->GetBox().Center().z, 1.0f};
|
---|
968 | glLightfv(GL_LIGHT1, GL_POSITION, position1);
|
---|
969 |
|
---|
970 | glClear(GL_DEPTH_BUFFER_BIT);
|
---|
971 |
|
---|
972 | ////////////
|
---|
973 | //-- visualization of the occlusion culling
|
---|
974 |
|
---|
975 | visualization->Render();
|
---|
976 |
|
---|
977 | glViewport(0, 0, winWidth, winHeight);
|
---|
978 | }
|
---|
979 |
|
---|
980 |
|
---|
981 | // cleanup routine after the main loop
|
---|
982 | void CleanUp()
|
---|
983 | {
|
---|
984 | DEL_PTR(traverser);
|
---|
985 | DEL_PTR(sceneQuery);
|
---|
986 | DEL_PTR(bvh);
|
---|
987 | DEL_PTR(visualization);
|
---|
988 | DEL_PTR(camera);
|
---|
989 | DEL_PTR(loader);
|
---|
990 | }
|
---|
991 |
|
---|
992 |
|
---|
993 | // this function inserts a dezimal point after each 1000
|
---|
994 | void CalcDecimalPoint(string &str, int d)
|
---|
995 | {
|
---|
996 | vector<int> numbers;
|
---|
997 | char hstr[100];
|
---|
998 |
|
---|
999 | while (d != 0)
|
---|
1000 | {
|
---|
1001 | numbers.push_back(d % 1000);
|
---|
1002 | d /= 1000;
|
---|
1003 | }
|
---|
1004 |
|
---|
1005 | // first element without leading zeros
|
---|
1006 | if (numbers.size() > 0)
|
---|
1007 | {
|
---|
1008 | sprintf(hstr, "%d", numbers.back());
|
---|
1009 | str.append(hstr);
|
---|
1010 | }
|
---|
1011 |
|
---|
1012 | for (int i = (int)numbers.size() - 2; i >= 0; i--)
|
---|
1013 | {
|
---|
1014 | sprintf(hstr, ",%03d", numbers[i]);
|
---|
1015 | str.append(hstr);
|
---|
1016 | }
|
---|
1017 | }
|
---|
1018 |
|
---|
1019 |
|
---|
1020 | void DisplayStats()
|
---|
1021 | {
|
---|
1022 | char *msg[] = {"Frustum Culling", "Stop and Wait",
|
---|
1023 | "CHC", "CHC ++"};
|
---|
1024 |
|
---|
1025 | char msg2[400];
|
---|
1026 | char msg3[200];
|
---|
1027 | char msg4[200];
|
---|
1028 | char msg5[200];
|
---|
1029 | char msg6[200];
|
---|
1030 | char msg7[200];
|
---|
1031 | char msg8[200];
|
---|
1032 |
|
---|
1033 |
|
---|
1034 | static double renderTime = traverser->GetStats().mRenderTime;
|
---|
1035 | const float expFactor = 0.3f;
|
---|
1036 | renderTime = traverser->GetStats().mRenderTime * expFactor + (1.0f - expFactor) * renderTime;
|
---|
1037 |
|
---|
1038 | accumulatedTime += renderTime;
|
---|
1039 |
|
---|
1040 | if (accumulatedTime > 500) // update every fraction of a second
|
---|
1041 | {
|
---|
1042 | accumulatedTime = 0;
|
---|
1043 | if (renderTime) fps = 1e3f / (float)renderTime;
|
---|
1044 |
|
---|
1045 | renderedObjects = traverser->GetStats().mNumRenderedGeometry;
|
---|
1046 | renderedNodes = traverser->GetStats().mNumRenderedNodes;
|
---|
1047 | renderedTriangles = traverser->GetStats().mNumRenderedTriangles;
|
---|
1048 |
|
---|
1049 | traversedNodes = traverser->GetStats().mNumTraversedNodes;
|
---|
1050 | frustumCulledNodes = traverser->GetStats().mNumFrustumCulledNodes;
|
---|
1051 | queryCulledNodes = traverser->GetStats().mNumQueryCulledNodes;
|
---|
1052 | issuedQueries = traverser->GetStats().mNumIssuedQueries;
|
---|
1053 | stateChanges = traverser->GetStats().mNumStateChanges;
|
---|
1054 | numBatches = traverser->GetStats().mNumBatches;
|
---|
1055 | }
|
---|
1056 |
|
---|
1057 | sprintf(msg2, "assumed visible frames: %4d, max batch size: %4d",
|
---|
1058 | assumedVisibleFrames, maxBatchSize);
|
---|
1059 |
|
---|
1060 | sprintf(msg3, "render queue: %d, multiqueries: %d, tight bounds: %d",
|
---|
1061 | useRenderQueue, useMultiQueries, useTightBounds);
|
---|
1062 |
|
---|
1063 | string str;
|
---|
1064 | string str2;
|
---|
1065 |
|
---|
1066 | CalcDecimalPoint(str, renderedTriangles);
|
---|
1067 | CalcDecimalPoint(str2, bvh->GetBvhStats().mTriangles);
|
---|
1068 |
|
---|
1069 | sprintf(msg4, "rendered nodes: %6d (of %6d), rendered triangles: %s (of %s)",
|
---|
1070 | renderedNodes, bvh->GetNumVirtualNodes(), str.c_str(), str2.c_str());
|
---|
1071 |
|
---|
1072 | sprintf(msg5, "traversed: %5d, frustum culled: %5d, query culled: %5d",
|
---|
1073 | traversedNodes, frustumCulledNodes, queryCulledNodes);
|
---|
1074 |
|
---|
1075 | sprintf(msg6, "issued queries: %5d, state changes: %5d, render batches: %5d", issuedQueries, stateChanges, numBatches);
|
---|
1076 |
|
---|
1077 | sprintf(msg8, "triangles per virtual leaf: %5d", trianglesPerVirtualLeaf);
|
---|
1078 |
|
---|
1079 | sprintf(msg7, "fps: %6.1f", fps);
|
---|
1080 |
|
---|
1081 |
|
---|
1082 | Begin2D();
|
---|
1083 |
|
---|
1084 | if(showHelp)
|
---|
1085 | {
|
---|
1086 | DrawHelpMessage();
|
---|
1087 | }
|
---|
1088 | else
|
---|
1089 | {
|
---|
1090 | // glColor3f(1.0f, 1.0f, 1.0f);
|
---|
1091 | glColor3f(1.0f, 0.0f, 0.0f);
|
---|
1092 | Output(850, 30, msg[renderMode]);
|
---|
1093 |
|
---|
1094 |
|
---|
1095 | if (showStatistics)
|
---|
1096 | {
|
---|
1097 | Output(20, 30, msg4);
|
---|
1098 | Output(20, 60, msg5);
|
---|
1099 | Output(20, 90, msg6);
|
---|
1100 | Output(20, 120, msg7);
|
---|
1101 | }
|
---|
1102 |
|
---|
1103 | if (showOptions)
|
---|
1104 | {
|
---|
1105 | Output(20, 150, msg2);
|
---|
1106 | Output(20, 180, msg3);
|
---|
1107 | Output(20, 210, msg8);
|
---|
1108 | }
|
---|
1109 | }
|
---|
1110 |
|
---|
1111 | End2D();
|
---|
1112 | }
|
---|
1113 |
|
---|
1114 |
|
---|
1115 | void RenderSky()
|
---|
1116 | {
|
---|
1117 | glEnableClientState(GL_VERTEX_ARRAY);
|
---|
1118 | glEnableClientState(GL_NORMAL_ARRAY);
|
---|
1119 |
|
---|
1120 | SceneEntityContainer::const_iterator sit, sit_end = skyGeometry.end();
|
---|
1121 |
|
---|
1122 | for (sit = skyGeometry.begin(); sit != sit_end; ++ sit)
|
---|
1123 | (*sit)->Render(&state);
|
---|
1124 |
|
---|
1125 | glDisableClientState(GL_VERTEX_ARRAY);
|
---|
1126 | glDisableClientState(GL_NORMAL_ARRAY);
|
---|
1127 |
|
---|
1128 | state.Reset();
|
---|
1129 | } |
---|