[2642] | 1 | // occquery.cpp : Defines the entry point for the console application.
|
---|
| 2 | //
|
---|
[2818] | 3 | #include "glInterface.h"
|
---|
[2746] | 4 | #include <math.h>
|
---|
| 5 | #include <time.h>
|
---|
[2756] | 6 | #include "common.h"
|
---|
[2642] | 7 | #include "RenderTraverser.h"
|
---|
[2756] | 8 | #include "SceneEntity.h"
|
---|
| 9 | #include "Vector3.h"
|
---|
| 10 | #include "Matrix4x4.h"
|
---|
[2795] | 11 | #include "ResourceManager.h"
|
---|
[2756] | 12 | #include "Bvh.h"
|
---|
| 13 | #include "Camera.h"
|
---|
| 14 | #include "Geometry.h"
|
---|
[2760] | 15 | #include "BvhLoader.h"
|
---|
| 16 | #include "FrustumCullingTraverser.h"
|
---|
[2763] | 17 | #include "StopAndWaitTraverser.h"
|
---|
[2764] | 18 | #include "CHCTraverser.h"
|
---|
[2767] | 19 | #include "CHCPlusPlusTraverser.h"
|
---|
| 20 | #include "Visualization.h"
|
---|
[2769] | 21 | #include "RenderState.h"
|
---|
[2795] | 22 | #include "Timer/PerfTimer.h"
|
---|
[2796] | 23 | #include "SceneQuery.h"
|
---|
[2801] | 24 | #include "RenderQueue.h"
|
---|
[2819] | 25 | #include "Material.h"
|
---|
[2808] | 26 | #include <Cg/cg.h>
|
---|
| 27 | #include <Cg/cgGL.h>
|
---|
[2826] | 28 | #include "glfont2.h"
|
---|
[2827] | 29 | #include "PerformanceGraph.h"
|
---|
[2828] | 30 | #include "Environment.h"
|
---|
[2837] | 31 | #include "Halton.h"
|
---|
[2840] | 32 | #include "Transform3.h"
|
---|
[2853] | 33 | #include "SampleGenerator.h"
|
---|
[2857] | 34 | #include "FrameBufferObject.h"
|
---|
[2861] | 35 | #include "SsaoShader.h"
|
---|
| 36 | #include "DeferredShader.h"
|
---|
[2642] | 37 |
|
---|
| 38 |
|
---|
[2756] | 39 | using namespace std;
|
---|
[2776] | 40 | using namespace CHCDemoEngine;
|
---|
[2642] | 41 |
|
---|
| 42 |
|
---|
[2828] | 43 | static Environment env;
|
---|
| 44 |
|
---|
| 45 |
|
---|
| 46 | /////////////
|
---|
[2834] | 47 | //-- fbos
|
---|
| 48 |
|
---|
[2861] | 49 | FrameBufferObject *fbo;
|
---|
[2756] | 50 |
|
---|
[2834] | 51 | bool isFirstTexture = true;
|
---|
| 52 |
|
---|
[2826] | 53 | GLuint fontTex;
|
---|
[2810] | 54 |
|
---|
[2756] | 55 | /// the renderable scene geometry
|
---|
| 56 | SceneEntityContainer sceneEntities;
|
---|
| 57 | // traverses and renders the hierarchy
|
---|
[2767] | 58 | RenderTraverser *traverser = NULL;
|
---|
[2756] | 59 | /// the hierarchy
|
---|
[2767] | 60 | Bvh *bvh = NULL;
|
---|
[2793] | 61 | /// handles scene loading
|
---|
[2795] | 62 | ResourceManager *loader = NULL;
|
---|
[2756] | 63 | /// the scene camera
|
---|
[2767] | 64 | Camera *camera = NULL;
|
---|
[2795] | 65 | /// the scene camera
|
---|
| 66 | Camera *visCamera = NULL;
|
---|
[2767] | 67 | /// the visualization
|
---|
| 68 | Visualization *visualization = NULL;
|
---|
[2760] | 69 | /// the current render state
|
---|
| 70 | RenderState state;
|
---|
[2764] | 71 | /// the rendering algorithm
|
---|
[2795] | 72 | int renderMode = RenderTraverser::CHCPLUSPLUS;
|
---|
[2756] | 73 | // eye near plane distance
|
---|
[2822] | 74 | float nearDist = 0.2f;
|
---|
[2856] | 75 | /// the field of view
|
---|
| 76 | float fov = 50.0f;
|
---|
[2771] | 77 | /// the pixel threshold where a node is still considered invisible
|
---|
| 78 | int threshold;
|
---|
[2764] | 79 |
|
---|
[2776] | 80 | int assumedVisibleFrames = 10;
|
---|
| 81 | int maxBatchSize = 50;
|
---|
[2771] | 82 |
|
---|
[2800] | 83 | int trianglesPerVirtualLeaf = INITIAL_TRIANGLES_PER_VIRTUAL_LEAVES;
|
---|
[2767] | 84 |
|
---|
[2796] | 85 | SceneQuery *sceneQuery = NULL;
|
---|
[2801] | 86 | RenderQueue *renderQueue = NULL;
|
---|
[2796] | 87 |
|
---|
[2809] | 88 | /// these values get scaled with the frame rate
|
---|
[2828] | 89 | static float keyForwardMotion = 30.0f;
|
---|
| 90 | static float keyRotation = 1.5f;
|
---|
[2801] | 91 |
|
---|
[2826] | 92 | /// elapsed time in milliseconds
|
---|
| 93 | double elapsedTime = 1000.0f;
|
---|
| 94 | double algTime = 1000.0f;
|
---|
[2795] | 95 |
|
---|
[2809] | 96 | static int winWidth = 1024;
|
---|
[2813] | 97 | static int winHeight = 768;
|
---|
[2809] | 98 | static float winAspectRatio = 1.0f;
|
---|
[2642] | 99 |
|
---|
[2776] | 100 | double accumulatedTime = 1000;
|
---|
[2770] | 101 | float fps = 1e3f;
|
---|
| 102 |
|
---|
[2809] | 103 | float myfar = 0;
|
---|
| 104 |
|
---|
[2826] | 105 | glfont::GLFont myfont;
|
---|
| 106 |
|
---|
[2809] | 107 | // rendertexture
|
---|
[2828] | 108 | static int texWidth = 1024;
|
---|
| 109 | static int texHeight = 768;
|
---|
| 110 | //static int texWidth = 2048;
|
---|
| 111 | //static int texHeight = 2048;
|
---|
[2809] | 112 |
|
---|
[2770] | 113 | int renderedObjects = 0;
|
---|
[2773] | 114 | int renderedNodes = 0;
|
---|
| 115 | int renderedTriangles = 0;
|
---|
| 116 |
|
---|
[2770] | 117 | int issuedQueries = 0;
|
---|
| 118 | int traversedNodes = 0;
|
---|
| 119 | int frustumCulledNodes = 0;
|
---|
| 120 | int queryCulledNodes = 0;
|
---|
| 121 | int stateChanges = 0;
|
---|
[2800] | 122 | int numBatches = 0;
|
---|
[2770] | 123 |
|
---|
[2642] | 124 | bool showHelp = false;
|
---|
[2826] | 125 | bool showStatistics = false;
|
---|
| 126 | bool showOptions = false;
|
---|
[2642] | 127 | bool showBoundingVolumes = false;
|
---|
| 128 | bool visMode = false;
|
---|
| 129 |
|
---|
[2792] | 130 | // mouse navigation state
|
---|
[2809] | 131 | int xEyeBegin = 0;
|
---|
| 132 | int yEyeBegin = 0;
|
---|
| 133 | int yMotionBegin = 0;
|
---|
| 134 | int verticalMotionBegin = 0;
|
---|
| 135 | int horizontalMotionBegin = 0;
|
---|
[2642] | 136 |
|
---|
[2770] | 137 | bool useOptimization = false;
|
---|
[2786] | 138 | bool useTightBounds = true;
|
---|
[2795] | 139 | bool useRenderQueue = true;
|
---|
[2786] | 140 | bool useMultiQueries = true;
|
---|
[2800] | 141 | bool flyMode = true;
|
---|
| 142 |
|
---|
[2795] | 143 | SceneEntityContainer skyGeometry;
|
---|
| 144 |
|
---|
[2792] | 145 | bool leftKeyPressed = false;
|
---|
| 146 | bool rightKeyPressed = false;
|
---|
| 147 | bool upKeyPressed = false;
|
---|
| 148 | bool downKeyPressed = false;
|
---|
[2837] | 149 | bool descendKeyPressed = false;
|
---|
| 150 | bool ascendKeyPressed = false;
|
---|
[2787] | 151 |
|
---|
[2821] | 152 | bool useSsao = false;
|
---|
[2861] | 153 | static float ssaoExpFactor = 0.1f;
|
---|
[2821] | 154 |
|
---|
[2826] | 155 | bool showAlgorithmTime = false;
|
---|
| 156 |
|
---|
[2820] | 157 | GLubyte *randomNormals = NULL;
|
---|
[2809] | 158 |
|
---|
[2819] | 159 | PerfTimer frameTimer, algTimer;
|
---|
| 160 |
|
---|
[2825] | 161 | int renderType = RenderState::FIXED;
|
---|
[2820] | 162 |
|
---|
[2827] | 163 | PerformanceGraph *perfGraph = NULL;
|
---|
[2825] | 164 |
|
---|
[2828] | 165 | bool useFullScreen = false;
|
---|
[2827] | 166 |
|
---|
[2834] | 167 | static Matrix4x4 matProjectionView = IdentityMatrix();
|
---|
[2820] | 168 |
|
---|
[2834] | 169 |
|
---|
[2857] | 170 |
|
---|
[2809] | 171 | // function forward declarations
|
---|
[2759] | 172 | void InitExtensions();
|
---|
[2756] | 173 | void DisplayVisualization();
|
---|
[2759] | 174 | void InitGLstate();
|
---|
[2809] | 175 | void InitRenderTexture();
|
---|
| 176 | void InitCg();
|
---|
[2759] | 177 | void CleanUp();
|
---|
| 178 | void SetupEyeView();
|
---|
| 179 | void UpdateEyeMtx();
|
---|
| 180 | void SetupLighting();
|
---|
[2764] | 181 | void DisplayStats();
|
---|
[2769] | 182 | void Output(int x, int y, const char *string);
|
---|
[2786] | 183 | void DrawHelpMessage();
|
---|
[2796] | 184 | void RenderSky();
|
---|
[2801] | 185 | void RenderVisibleObjects();
|
---|
[2756] | 186 |
|
---|
[2792] | 187 | void Begin2D();
|
---|
| 188 | void End2D();
|
---|
| 189 | void KeyBoard(unsigned char c, int x, int y);
|
---|
| 190 | void DrawStatistics();
|
---|
| 191 | void Display();
|
---|
| 192 | void Special(int c, int x, int y);
|
---|
| 193 | void KeyUp(unsigned char c, int x, int y);
|
---|
| 194 | void SpecialKeyUp(int c, int x, int y);
|
---|
| 195 | void Reshape(int w, int h);
|
---|
| 196 | void Mouse(int button, int state, int x, int y);
|
---|
| 197 | void LeftMotion(int x, int y);
|
---|
| 198 | void RightMotion(int x, int y);
|
---|
| 199 | void MiddleMotion(int x, int y);
|
---|
| 200 | void CalcDecimalPoint(string &str, int d);
|
---|
[2764] | 201 | void ResetTraverser();
|
---|
[2642] | 202 |
|
---|
[2792] | 203 | void KeyHorizontalMotion(float shift);
|
---|
[2794] | 204 | void KeyVerticalMotion(float shift);
|
---|
[2642] | 205 |
|
---|
[2801] | 206 | void PlaceViewer(const Vector3 &oldPos);
|
---|
[2642] | 207 |
|
---|
[2801] | 208 |
|
---|
[2826] | 209 | inline float KeyRotationAngle() { return keyRotation * elapsedTime * 1e-3f; }
|
---|
| 210 | inline float KeyShift() { return keyForwardMotion * elapsedTime * 1e-3f; }
|
---|
[2792] | 211 |
|
---|
[2809] | 212 | void InitFBO();
|
---|
[2795] | 213 |
|
---|
[2861] | 214 | SsaoShader *ssaoShader = NULL;
|
---|
| 215 | DeferredShader *deferredShader = NULL;
|
---|
[2810] | 216 |
|
---|
| 217 | GLenum mrt[] = {GL_COLOR_ATTACHMENT0_EXT, GL_COLOR_ATTACHMENT1_EXT, GL_COLOR_ATTACHMENT2_EXT};
|
---|
[2809] | 218 |
|
---|
| 219 |
|
---|
[2810] | 220 | /////////
|
---|
| 221 | //-- cg stuff
|
---|
| 222 |
|
---|
[2808] | 223 | static CGcontext sCgContext = NULL;
|
---|
[2810] | 224 | static CGprogram sCgMrtVertexProgram = NULL;
|
---|
[2795] | 225 |
|
---|
[2818] | 226 | static CGparameter sModelViewProjMatrixParam;
|
---|
[2809] | 227 | static CGparameter sMaxDepthParam;
|
---|
[2819] | 228 | static CGparameter sMaxDepthParamTex;
|
---|
[2808] | 229 |
|
---|
[2861] | 230 | static Matrix4x4 oldViewProjMatrix;
|
---|
[2820] | 231 |
|
---|
[2837] | 232 |
|
---|
[2809] | 233 | static void cgErrorCallback()
|
---|
| 234 | {
|
---|
| 235 | CGerror lastError = cgGetError();
|
---|
| 236 |
|
---|
| 237 | if(lastError)
|
---|
| 238 | {
|
---|
| 239 | printf("%s\n\n", cgGetErrorString(lastError));
|
---|
| 240 | printf("%s\n", cgGetLastListing(sCgContext));
|
---|
[2861] | 241 |
|
---|
[2809] | 242 | printf("Cg error, exiting...\n");
|
---|
| 243 |
|
---|
| 244 | exit(0);
|
---|
| 245 | }
|
---|
| 246 | }
|
---|
| 247 |
|
---|
| 248 |
|
---|
| 249 | static void PrintGLerror(char *msg)
|
---|
| 250 | {
|
---|
| 251 | GLenum errCode;
|
---|
| 252 | const GLubyte *errStr;
|
---|
| 253 |
|
---|
| 254 | if ((errCode = glGetError()) != GL_NO_ERROR)
|
---|
| 255 | {
|
---|
| 256 | errStr = gluErrorString(errCode);
|
---|
| 257 | fprintf(stderr,"OpenGL ERROR: %s: %s\n", errStr, msg);
|
---|
| 258 | }
|
---|
| 259 | }
|
---|
| 260 |
|
---|
| 261 |
|
---|
[2642] | 262 | int main(int argc, char* argv[])
|
---|
| 263 | {
|
---|
[2781] | 264 | int returnCode = 0;
|
---|
| 265 |
|
---|
[2837] | 266 | Vector3 camPos(.0f, .0f, .0f);
|
---|
[2838] | 267 | Vector3 camDir(.0f, 1.0f, .0f);
|
---|
[2837] | 268 |
|
---|
[2830] | 269 | cout << "=== reading environment file === " << endl;
|
---|
| 270 |
|
---|
[2837] | 271 | string envFileName = "default.env";
|
---|
| 272 | if (!env.Read(envFileName))
|
---|
| 273 | {
|
---|
| 274 | cerr << "loading environment " << envFileName << " failed!" << endl;
|
---|
| 275 | }
|
---|
| 276 | else
|
---|
| 277 | {
|
---|
| 278 | env.GetIntParam(string("assumedVisibleFrames"), assumedVisibleFrames);
|
---|
| 279 | env.GetIntParam(string("maxBatchSize"), maxBatchSize);
|
---|
| 280 | env.GetIntParam(string("trianglesPerVirtualLeaf"), trianglesPerVirtualLeaf);
|
---|
[2828] | 281 |
|
---|
[2837] | 282 | env.GetFloatParam(string("keyForwardMotion"), keyForwardMotion);
|
---|
| 283 | env.GetFloatParam(string("keyRotation"), keyRotation);
|
---|
[2828] | 284 |
|
---|
[2837] | 285 | env.GetIntParam(string("winWidth"), winWidth);
|
---|
| 286 | env.GetIntParam(string("winHeight"), winHeight);
|
---|
[2828] | 287 |
|
---|
[2837] | 288 | env.GetBoolParam(string("useFullScreen"), useFullScreen);
|
---|
[2861] | 289 | env.GetFloatParam(string("expFactor"), ssaoExpFactor);
|
---|
[2837] | 290 | env.GetVectorParam(string("camPosition"), camPos);
|
---|
[2838] | 291 | env.GetVectorParam(string("camDirection"), camDir);
|
---|
[2828] | 292 |
|
---|
[2846] | 293 | //env.GetStringParam(string("modelPath"), model_path);
|
---|
[2838] | 294 | //env.GetIntParam(string("numSssaoSamples"), numSsaoSamples);
|
---|
| 295 |
|
---|
[2837] | 296 | cout << "assumedVisibleFrames: " << assumedVisibleFrames << endl;
|
---|
| 297 | cout << "maxBatchSize: " << maxBatchSize << endl;
|
---|
| 298 | cout << "trianglesPerVirtualLeaf: " << trianglesPerVirtualLeaf << endl;
|
---|
[2828] | 299 |
|
---|
[2837] | 300 | cout << "keyForwardMotion: " << keyForwardMotion << endl;
|
---|
| 301 | cout << "keyRotation: " << keyRotation << endl;
|
---|
| 302 | cout << "winWidth: " << winWidth << endl;
|
---|
| 303 | cout << "winHeight: " << winHeight << endl;
|
---|
| 304 | cout << "useFullScreen: " << useFullScreen << endl;
|
---|
| 305 | cout << "camPosition: " << camPos << endl;
|
---|
[2861] | 306 | cout << "expFactor: " << ssaoExpFactor << endl;
|
---|
[2846] | 307 | //cout << "model path: " << model_path << endl;
|
---|
[2837] | 308 | }
|
---|
[2829] | 309 |
|
---|
[2828] | 310 | ///////////////////////////
|
---|
| 311 |
|
---|
[2795] | 312 | camera = new Camera(winWidth, winHeight, fov);
|
---|
| 313 | camera->SetNear(nearDist);
|
---|
[2806] | 314 |
|
---|
[2838] | 315 | camera->SetDirection(camDir);
|
---|
[2829] | 316 | camera->SetPosition(camPos);
|
---|
| 317 |
|
---|
[2806] | 318 | visCamera = new Camera(winWidth, winHeight, fov);
|
---|
[2781] | 319 |
|
---|
[2796] | 320 | visCamera->SetNear(0.0f);
|
---|
| 321 | visCamera->Yaw(.5 * M_PI);
|
---|
[2781] | 322 |
|
---|
[2802] | 323 | renderQueue = new RenderQueue(&state, camera);
|
---|
[2801] | 324 |
|
---|
[2760] | 325 | glutInitWindowSize(winWidth, winHeight);
|
---|
[2756] | 326 | glutInit(&argc, argv);
|
---|
[2853] | 327 | glutInitDisplayMode(GLUT_DOUBLE | GLUT_RGBA | GLUT_DEPTH | GLUT_MULTISAMPLE);
|
---|
| 328 | //glutInitDisplayMode(GLUT_DOUBLE | GLUT_RGBA | GLUT_DEPTH);
|
---|
[2756] | 329 |
|
---|
[2850] | 330 | //glutInitDisplayString("samples=2");
|
---|
| 331 |
|
---|
[2828] | 332 | if (!useFullScreen)
|
---|
[2856] | 333 | {
|
---|
[2828] | 334 | glutCreateWindow("FriendlyCulling");
|
---|
[2856] | 335 | }
|
---|
[2828] | 336 | else
|
---|
| 337 | {
|
---|
| 338 | glutGameModeString( "1024x768:32@75" );
|
---|
| 339 | glutEnterGameMode();
|
---|
| 340 | }
|
---|
| 341 |
|
---|
[2792] | 342 | glutDisplayFunc(Display);
|
---|
| 343 | glutKeyboardFunc(KeyBoard);
|
---|
| 344 | glutSpecialFunc(Special);
|
---|
| 345 | glutReshapeFunc(Reshape);
|
---|
| 346 | glutMouseFunc(Mouse);
|
---|
| 347 | glutIdleFunc(Display);
|
---|
| 348 | glutKeyboardUpFunc(KeyUp);
|
---|
| 349 | glutSpecialUpFunc(SpecialKeyUp);
|
---|
| 350 | glutIgnoreKeyRepeat(true);
|
---|
| 351 |
|
---|
[2829] | 352 | // initialise gl graphics
|
---|
[2756] | 353 | InitExtensions();
|
---|
| 354 | InitGLstate();
|
---|
[2850] | 355 |
|
---|
[2854] | 356 | glEnable(GL_MULTISAMPLE_ARB);
|
---|
| 357 | glHint(GL_MULTISAMPLE_FILTER_HINT_NV, GL_NICEST);
|
---|
[2850] | 358 |
|
---|
[2809] | 359 | InitFBO();
|
---|
[2810] | 360 |
|
---|
[2792] | 361 | LeftMotion(0, 0);
|
---|
| 362 | MiddleMotion(0, 0);
|
---|
[2756] | 363 |
|
---|
[2829] | 364 | perfGraph = new PerformanceGraph(1000);
|
---|
[2756] | 365 |
|
---|
[2795] | 366 | loader = new ResourceManager();
|
---|
[2793] | 367 |
|
---|
[2784] | 368 | //const string filename("data/city/model/city.dem");
|
---|
| 369 | const string filename = string(model_path + "city.dem");
|
---|
[2756] | 370 |
|
---|
[2793] | 371 | if (loader->Load(filename, sceneEntities))
|
---|
[2756] | 372 | cout << "scene " << filename << " loaded" << endl;
|
---|
| 373 | else
|
---|
[2784] | 374 | {
|
---|
[2756] | 375 | cerr << "loading scene " << filename << " failed" << endl;
|
---|
[2792] | 376 | CleanUp();
|
---|
[2784] | 377 | exit(0);
|
---|
| 378 | }
|
---|
[2756] | 379 |
|
---|
[2795] | 380 | SceneEntityContainer dummy;
|
---|
| 381 |
|
---|
| 382 | const string envname = string(model_path + "env.dem");
|
---|
| 383 |
|
---|
| 384 | if (loader->Load(envname, skyGeometry))
|
---|
| 385 | cout << "sky box " << filename << " loaded" << endl;
|
---|
| 386 | else
|
---|
| 387 | {
|
---|
| 388 | cerr << "loading sky box " << filename << " failed" << endl;
|
---|
| 389 | CleanUp();
|
---|
| 390 | exit(0);
|
---|
| 391 | }
|
---|
| 392 |
|
---|
[2784] | 393 | const string bvh_filename = string(model_path + "city.bvh");
|
---|
[2760] | 394 | BvhLoader bvhLoader;
|
---|
[2784] | 395 | bvh = bvhLoader.Load(bvh_filename, sceneEntities);
|
---|
[2762] | 396 |
|
---|
[2784] | 397 | if (!bvh)
|
---|
| 398 | {
|
---|
| 399 | cerr << "loading bvh " << bvh_filename << " failed" << endl;
|
---|
[2792] | 400 | CleanUp();
|
---|
[2784] | 401 | exit(0);
|
---|
| 402 | }
|
---|
| 403 |
|
---|
[2829] | 404 | // set far plane based on scene extent
|
---|
| 405 | myfar = 10.0f * Magnitude(bvh->GetBox().Diagonal());
|
---|
| 406 | bvh->SetVirtualLeaves(trianglesPerVirtualLeaf);
|
---|
| 407 |
|
---|
| 408 | bvh->SetCamera(camera);
|
---|
| 409 |
|
---|
[2809] | 410 | InitCg();
|
---|
[2806] | 411 |
|
---|
[2861] | 412 | SsaoShader::Init(sCgContext);
|
---|
| 413 | DeferredShader::Init(sCgContext);
|
---|
[2847] | 414 |
|
---|
[2861] | 415 | ssaoShader = new SsaoShader(texWidth, texHeight, camera, myfar / 10.0f);
|
---|
| 416 | deferredShader = new DeferredShader(texWidth, texHeight);
|
---|
| 417 |
|
---|
[2857] | 418 | // initialize the render traverser
|
---|
[2764] | 419 | ResetTraverser();
|
---|
[2756] | 420 |
|
---|
[2787] | 421 | visualization = new Visualization(bvh, camera, NULL, &state);
|
---|
| 422 |
|
---|
[2843] | 423 | sceneQuery = new SceneQuery(bvh->GetBox(), traverser);
|
---|
[2796] | 424 |
|
---|
[2847] | 425 | // frame time is restarted every frame
|
---|
| 426 | frameTimer.Start();
|
---|
[2800] | 427 |
|
---|
[2857] | 428 | // the rendering loop
|
---|
[2642] | 429 | glutMainLoop();
|
---|
| 430 |
|
---|
| 431 | // clean up
|
---|
[2756] | 432 | CleanUp();
|
---|
| 433 |
|
---|
[2642] | 434 | return 0;
|
---|
| 435 | }
|
---|
| 436 |
|
---|
[2756] | 437 |
|
---|
[2809] | 438 | void InitCg(void)
|
---|
| 439 | {
|
---|
| 440 | // Setup Cg
|
---|
| 441 | cgSetErrorCallback(cgErrorCallback);
|
---|
| 442 |
|
---|
| 443 | // Create cgContext.
|
---|
| 444 | sCgContext = cgCreateContext();
|
---|
| 445 |
|
---|
| 446 | // get the best profile for this hardware
|
---|
[2818] | 447 | RenderState::sCgFragmentProfile = cgGLGetLatestProfile(CG_GL_FRAGMENT);
|
---|
| 448 | cgGLSetOptimalOptions(RenderState::sCgFragmentProfile);
|
---|
[2809] | 449 |
|
---|
[2818] | 450 | RenderState::sCgVertexProfile = cgGLGetLatestProfile(CG_GL_VERTEX);
|
---|
| 451 | cgGLSetOptimalOptions(RenderState::sCgVertexProfile);
|
---|
[2809] | 452 |
|
---|
[2810] | 453 | sCgMrtVertexProgram =
|
---|
[2809] | 454 | cgCreateProgramFromFile(sCgContext,
|
---|
| 455 | CG_SOURCE,
|
---|
[2810] | 456 | "src/shaders/mrt.cg",
|
---|
[2818] | 457 | RenderState::sCgVertexProfile,
|
---|
[2810] | 458 | "vtx",
|
---|
[2809] | 459 | NULL);
|
---|
| 460 |
|
---|
[2821] | 461 | if (sCgMrtVertexProgram != NULL)
|
---|
[2809] | 462 | {
|
---|
[2810] | 463 | cgGLLoadProgram(sCgMrtVertexProgram);
|
---|
[2818] | 464 |
|
---|
[2840] | 465 | Transform3::sModelMatrixParam = cgGetNamedParameter(sCgMrtVertexProgram, "ModelMatrix");
|
---|
[2818] | 466 | sModelViewProjMatrixParam = cgGetNamedParameter(sCgMrtVertexProgram, "ModelViewProj");
|
---|
[2809] | 467 | }
|
---|
| 468 |
|
---|
[2819] | 469 | RenderState::sCgMrtFragmentTexProgram =
|
---|
[2809] | 470 | cgCreateProgramFromFile(sCgContext,
|
---|
| 471 | CG_SOURCE,
|
---|
[2810] | 472 | "src/shaders/mrt.cg",
|
---|
[2818] | 473 | RenderState::sCgFragmentProfile,
|
---|
[2819] | 474 | "fragtex",
|
---|
| 475 | NULL);
|
---|
| 476 |
|
---|
| 477 | if (RenderState::sCgMrtFragmentTexProgram != NULL)
|
---|
| 478 | {
|
---|
| 479 | cgGLLoadProgram(RenderState::sCgMrtFragmentTexProgram);
|
---|
| 480 |
|
---|
| 481 | sMaxDepthParamTex = cgGetNamedParameter(RenderState::sCgMrtFragmentTexProgram, "maxDepth");
|
---|
| 482 | Material::sDiffuseTexParam = cgGetNamedParameter(RenderState::sCgMrtFragmentTexProgram, "diffuse");
|
---|
[2822] | 483 | Material::sAmbientTexParam = cgGetNamedParameter(RenderState::sCgMrtFragmentTexProgram, "ambient");
|
---|
[2819] | 484 |
|
---|
| 485 | cgGLSetParameter1f(sMaxDepthParamTex, 10.0f / myfar);
|
---|
[2834] | 486 | Debug << "maxdepth: " << 10.0f / myfar << endl;
|
---|
[2819] | 487 | }
|
---|
| 488 | else
|
---|
| 489 | cerr << "fragment tex program failed to load" << endl;
|
---|
| 490 |
|
---|
| 491 | RenderState::sCgMrtFragmentProgram =
|
---|
| 492 | cgCreateProgramFromFile(sCgContext,
|
---|
| 493 | CG_SOURCE,
|
---|
| 494 | "src/shaders/mrt.cg",
|
---|
| 495 | RenderState::sCgFragmentProfile,
|
---|
[2810] | 496 | "frag",
|
---|
[2809] | 497 | NULL);
|
---|
| 498 |
|
---|
[2819] | 499 | if (RenderState::sCgMrtFragmentProgram != NULL)
|
---|
[2809] | 500 | {
|
---|
[2819] | 501 | cgGLLoadProgram(RenderState::sCgMrtFragmentProgram);
|
---|
[2809] | 502 |
|
---|
[2819] | 503 | sMaxDepthParam = cgGetNamedParameter(RenderState::sCgMrtFragmentProgram, "maxDepth");
|
---|
| 504 | Material::sDiffuseParam = cgGetNamedParameter(RenderState::sCgMrtFragmentProgram, "diffuse");
|
---|
[2822] | 505 | Material::sAmbientParam = cgGetNamedParameter(RenderState::sCgMrtFragmentProgram, "ambient");
|
---|
[2818] | 506 |
|
---|
| 507 | cgGLSetParameter1f(sMaxDepthParam, 10.0f / myfar);
|
---|
[2809] | 508 | }
|
---|
| 509 | else
|
---|
[2819] | 510 | cerr << "fragment program failed to load" << endl;
|
---|
[2809] | 511 |
|
---|
| 512 | PrintGLerror("init");
|
---|
[2818] | 513 |
|
---|
[2834] | 514 | cout << "cg initialization successful" << endl;
|
---|
[2809] | 515 | }
|
---|
| 516 |
|
---|
| 517 |
|
---|
| 518 | void InitFBO()
|
---|
[2810] | 519 | {
|
---|
[2857] | 520 | // this fbo basicly stores the scene information we get from standard rendering of a frame
|
---|
| 521 | // we store colors, normals, positions (for the ssao)
|
---|
[2861] | 522 | fbo = new FrameBufferObject(texWidth, texHeight, FrameBufferObject::DEPTH_24);
|
---|
[2857] | 523 |
|
---|
[2859] | 524 | // the diffuse color buffer
|
---|
[2860] | 525 | fbo->AddColorBuffer(ColorBufferObject::BUFFER_FLOAT_32, ColorBufferObject::WRAP_CLAMP_TO_EDGE, ColorBufferObject::FILTER_LINEAR, false, false);
|
---|
[2859] | 526 | // the positions buffer
|
---|
[2860] | 527 | fbo->AddColorBuffer(ColorBufferObject::BUFFER_FLOAT_32, ColorBufferObject::WRAP_CLAMP_TO_EDGE, ColorBufferObject::FILTER_NEAREST, false, false);
|
---|
[2859] | 528 | // the normals buffer
|
---|
[2860] | 529 | fbo->AddColorBuffer(ColorBufferObject::BUFFER_UBYTE, ColorBufferObject::WRAP_CLAMP_TO_EDGE, ColorBufferObject::FILTER_NEAREST, false, false);
|
---|
[2857] | 530 |
|
---|
[2810] | 531 | PrintGLerror("fbo");
|
---|
[2809] | 532 | }
|
---|
| 533 |
|
---|
| 534 |
|
---|
[2827] | 535 | bool InitFont(void)
|
---|
[2642] | 536 | {
|
---|
[2826] | 537 | glEnable(GL_TEXTURE_2D);
|
---|
| 538 |
|
---|
| 539 | glGenTextures(1, &fontTex);
|
---|
| 540 | glBindTexture(GL_TEXTURE_2D, fontTex);
|
---|
[2829] | 541 | if (!myfont.Create("data/fonts/verdana.glf", fontTex))
|
---|
[2826] | 542 | return false;
|
---|
| 543 |
|
---|
| 544 | glDisable(GL_TEXTURE_2D);
|
---|
[2827] | 545 |
|
---|
[2826] | 546 | return true;
|
---|
| 547 | }
|
---|
| 548 |
|
---|
| 549 |
|
---|
| 550 | void InitGLstate()
|
---|
| 551 | {
|
---|
[2767] | 552 | glClearColor(0.5f, 0.5f, 0.8f, 0.0f);
|
---|
[2642] | 553 |
|
---|
| 554 | glPixelStorei(GL_UNPACK_ALIGNMENT, 1);
|
---|
| 555 | glPixelStorei(GL_PACK_ALIGNMENT,1);
|
---|
| 556 |
|
---|
| 557 | glDepthFunc(GL_LESS);
|
---|
[2762] | 558 | glEnable(GL_DEPTH_TEST);
|
---|
[2642] | 559 |
|
---|
[2759] | 560 | SetupLighting();
|
---|
[2642] | 561 |
|
---|
[2760] | 562 | glColor3f(1.0f, 1.0f, 1.0f);
|
---|
[2642] | 563 | glShadeModel(GL_SMOOTH);
|
---|
| 564 |
|
---|
| 565 | glMaterialf(GL_FRONT, GL_SHININESS, 64);
|
---|
| 566 | glEnable(GL_NORMALIZE);
|
---|
[2767] | 567 |
|
---|
| 568 | //glEnable(GL_ALPHA_TEST);
|
---|
| 569 | glDisable(GL_ALPHA_TEST);
|
---|
[2844] | 570 | glAlphaFunc(GL_GEQUAL, 0.8f);
|
---|
[2767] | 571 |
|
---|
[2642] | 572 | glFrontFace(GL_CCW);
|
---|
| 573 | glCullFace(GL_BACK);
|
---|
[2851] | 574 | glEnable(GL_CULL_FACE);
|
---|
| 575 |
|
---|
| 576 | //glDisable(GL_CULL_FACE);
|
---|
[2800] | 577 | glDisable(GL_TEXTURE_2D);
|
---|
[2762] | 578 |
|
---|
[2756] | 579 | GLfloat ambientColor[] = {0.5, 0.5, 0.5, 1.0};
|
---|
| 580 | GLfloat diffuseColor[] = {1.0, 0.0, 0.0, 1.0};
|
---|
[2759] | 581 | GLfloat specularColor[] = {0.0, 0.0, 0.0, 1.0};
|
---|
[2642] | 582 |
|
---|
[2756] | 583 | glMaterialfv(GL_FRONT, GL_AMBIENT, ambientColor);
|
---|
| 584 | glMaterialfv(GL_FRONT, GL_DIFFUSE, diffuseColor);
|
---|
| 585 | glMaterialfv(GL_FRONT, GL_SPECULAR, specularColor);
|
---|
[2801] | 586 |
|
---|
| 587 | glDepthFunc(GL_LESS);
|
---|
[2826] | 588 |
|
---|
[2827] | 589 | if (!InitFont())
|
---|
[2826] | 590 | cerr << "font creation failed" << endl;
|
---|
| 591 | else
|
---|
| 592 | cout << "successfully created font" << endl;
|
---|
[2642] | 593 | }
|
---|
| 594 |
|
---|
| 595 |
|
---|
[2827] | 596 | void DrawHelpMessage()
|
---|
[2826] | 597 | {
|
---|
[2642] | 598 | const char *message[] =
|
---|
| 599 | {
|
---|
| 600 | "Help information",
|
---|
| 601 | "",
|
---|
| 602 | "'F1' - shows/dismisses this message",
|
---|
[2795] | 603 | "'F2' - shows/hides bird eye view",
|
---|
[2790] | 604 | "'F3' - shows/hides bounds (boxes or tight bounds)",
|
---|
[2827] | 605 | "'F4', - shows/hides parameters",
|
---|
| 606 | "'F5' - shows/hides statistics",
|
---|
| 607 | "'F6', - toggles between fly/walkmode",
|
---|
[2826] | 608 | "'F7', - cycles throw render modes",
|
---|
| 609 | "'F8', - enables/disables ambient occlusion (only deferred)",
|
---|
| 610 | "'F9', - shows pure algorithm render time (using glFinish)",
|
---|
[2790] | 611 | "'SPACE' - cycles through occlusion culling algorithms",
|
---|
[2642] | 612 | "",
|
---|
[2827] | 613 | "'MOUSE LEFT' - turn left/right, move forward/backward",
|
---|
| 614 | "'MOUSE RIGHT' - turn left/right, move forward/backward",
|
---|
| 615 | "'MOUSE MIDDLE' - move up/down, left/right",
|
---|
| 616 | "'CURSOR UP/DOWN' - move forward/backward",
|
---|
| 617 | "'CURSOR LEFT/RIGHT' - turn left/right",
|
---|
[2642] | 618 | "",
|
---|
[2827] | 619 | "'-'/'+' - decreases/increases max batch size",
|
---|
[2837] | 620 | "'1'/'2' - downward/upward motion",
|
---|
| 621 | "'3'/'4' - decreases/increases triangles per virtual bvh leaf (sets bvh depth)",
|
---|
| 622 | "'5'/'6' - decreases/increases assumed visible frames",
|
---|
[2776] | 623 | "",
|
---|
[2786] | 624 | "'R' - use render queue",
|
---|
[2790] | 625 | "'B' - use tight bounds",
|
---|
| 626 | "'M' - use multiqueries",
|
---|
[2792] | 627 | "'O' - use CHC optimization (geometry queries for leaves)",
|
---|
[2642] | 628 | 0,
|
---|
| 629 | };
|
---|
| 630 |
|
---|
[2756] | 631 |
|
---|
[2827] | 632 | glColor4f(0.0f, 1.0f , 0.0f, 0.2f); // 20% green.
|
---|
[2756] | 633 |
|
---|
[2827] | 634 | glRecti(30, 30, winWidth - 30, winHeight - 30);
|
---|
[2642] | 635 |
|
---|
[2827] | 636 | glEnd();
|
---|
| 637 |
|
---|
[2756] | 638 | glColor3f(1.0f, 1.0f, 1.0f);
|
---|
| 639 |
|
---|
[2829] | 640 | glEnable(GL_TEXTURE_2D);
|
---|
[2827] | 641 | myfont.Begin();
|
---|
| 642 |
|
---|
| 643 | int x = 40, y = 30;
|
---|
| 644 |
|
---|
| 645 | for(int i = 0; message[i] != 0; ++ i)
|
---|
[2756] | 646 | {
|
---|
| 647 | if(message[i][0] == '\0')
|
---|
| 648 | {
|
---|
[2786] | 649 | y += 15;
|
---|
[2756] | 650 | }
|
---|
| 651 | else
|
---|
| 652 | {
|
---|
[2827] | 653 | myfont.DrawString(message[i], x, winHeight - y);
|
---|
| 654 | y += 25;
|
---|
[2642] | 655 | }
|
---|
| 656 | }
|
---|
[2829] | 657 | glDisable(GL_TEXTURE_2D);
|
---|
[2642] | 658 | }
|
---|
| 659 |
|
---|
| 660 |
|
---|
[2764] | 661 | void ResetTraverser()
|
---|
| 662 | {
|
---|
| 663 | DEL_PTR(traverser);
|
---|
| 664 |
|
---|
[2771] | 665 | bvh->ResetNodeClassifications();
|
---|
| 666 |
|
---|
[2764] | 667 | switch (renderMode)
|
---|
| 668 | {
|
---|
| 669 | case RenderTraverser::CULL_FRUSTUM:
|
---|
| 670 | traverser = new FrustumCullingTraverser();
|
---|
| 671 | break;
|
---|
| 672 | case RenderTraverser::STOP_AND_WAIT:
|
---|
| 673 | traverser = new StopAndWaitTraverser();
|
---|
| 674 | break;
|
---|
| 675 | case RenderTraverser::CHC:
|
---|
| 676 | traverser = new CHCTraverser();
|
---|
| 677 | break;
|
---|
[2767] | 678 | case RenderTraverser::CHCPLUSPLUS:
|
---|
| 679 | traverser = new CHCPlusPlusTraverser();
|
---|
| 680 | break;
|
---|
| 681 |
|
---|
[2764] | 682 | default:
|
---|
| 683 | traverser = new FrustumCullingTraverser();
|
---|
| 684 | }
|
---|
| 685 |
|
---|
[2767] | 686 | traverser->SetCamera(camera);
|
---|
[2764] | 687 | traverser->SetHierarchy(bvh);
|
---|
[2801] | 688 | traverser->SetRenderQueue(renderQueue);
|
---|
[2764] | 689 | traverser->SetRenderState(&state);
|
---|
[2770] | 690 | traverser->SetUseOptimization(useOptimization);
|
---|
| 691 | traverser->SetUseRenderQueue(useRenderQueue);
|
---|
| 692 | traverser->SetVisibilityThreshold(threshold);
|
---|
[2776] | 693 | traverser->SetAssumedVisibleFrames(assumedVisibleFrames);
|
---|
| 694 | traverser->SetMaxBatchSize(maxBatchSize);
|
---|
| 695 | traverser->SetUseMultiQueries(useMultiQueries);
|
---|
[2786] | 696 | traverser->SetUseTightBounds(useTightBounds);
|
---|
[2825] | 697 | traverser->SetUseDepthPass(renderType == RenderState::DEPTH_PASS);
|
---|
[2801] | 698 | traverser->SetRenderQueue(renderQueue);
|
---|
[2764] | 699 | }
|
---|
| 700 |
|
---|
| 701 |
|
---|
[2759] | 702 | void SetupLighting()
|
---|
[2642] | 703 | {
|
---|
[2759] | 704 | glEnable(GL_LIGHTING);
|
---|
| 705 | glEnable(GL_LIGHT0);
|
---|
[2825] | 706 | glEnable(GL_LIGHT1);
|
---|
| 707 |
|
---|
[2759] | 708 | GLfloat ambient[] = {0.2, 0.2, 0.2, 1.0};
|
---|
| 709 | GLfloat diffuse[] = {1.0, 1.0, 1.0, 1.0};
|
---|
| 710 | GLfloat specular[] = {1.0, 1.0, 1.0, 1.0};
|
---|
| 711 |
|
---|
[2825] | 712 | GLfloat lmodel_ambient[] = {0.3f, 0.3f, 0.3f, 1.0f};
|
---|
[2759] | 713 |
|
---|
| 714 | glLightfv(GL_LIGHT0, GL_AMBIENT, ambient);
|
---|
| 715 | glLightfv(GL_LIGHT0, GL_DIFFUSE, diffuse);
|
---|
| 716 | glLightfv(GL_LIGHT0, GL_SPECULAR, specular);
|
---|
| 717 |
|
---|
| 718 |
|
---|
| 719 | ////////////
|
---|
| 720 | //-- second light
|
---|
| 721 |
|
---|
[2825] | 722 | GLfloat ambient1[] = {0.2, 0.2, 0.2, 1.0};
|
---|
| 723 | GLfloat diffuse1[] = {1.0, 1.0, 1.0, 1.0};
|
---|
| 724 | //GLfloat diffuse1[] = {0.5, 0.5, 0.5, 1.0};
|
---|
| 725 | GLfloat specular1[] = {0.0, 0.0, 0.0, 1.0};
|
---|
[2759] | 726 |
|
---|
| 727 | glLightfv(GL_LIGHT1, GL_AMBIENT, ambient1);
|
---|
| 728 | glLightfv(GL_LIGHT1, GL_DIFFUSE, diffuse1);
|
---|
| 729 | glLightfv(GL_LIGHT1, GL_SPECULAR, specular1);
|
---|
[2825] | 730 |
|
---|
[2759] | 731 |
|
---|
[2825] | 732 | //////////////////////////////
|
---|
| 733 |
|
---|
| 734 | GLfloat position[] = {0.8f, -1.0f, 0.7f, 0.0f};
|
---|
| 735 | glLightfv(GL_LIGHT0, GL_POSITION, position);
|
---|
| 736 |
|
---|
| 737 | GLfloat position1[] = {-0.5f, 0.5f, 0.4f, 0.0f};
|
---|
[2759] | 738 | glLightfv(GL_LIGHT1, GL_POSITION, position1);
|
---|
| 739 |
|
---|
| 740 | glLightModelfv(GL_LIGHT_MODEL_AMBIENT, lmodel_ambient);
|
---|
[2801] | 741 | glLightModeli(GL_LIGHT_MODEL_LOCAL_VIEWER, GL_TRUE);
|
---|
[2759] | 742 | glLightModeli(GL_LIGHT_MODEL_COLOR_CONTROL_EXT, GL_SINGLE_COLOR_EXT);
|
---|
[2642] | 743 | }
|
---|
| 744 |
|
---|
[2800] | 745 |
|
---|
[2795] | 746 | void SetupEyeView()
|
---|
[2642] | 747 | {
|
---|
[2834] | 748 | Matrix4x4 matViewing, matProjection;
|
---|
| 749 |
|
---|
[2861] | 750 | // store matrix of last frame
|
---|
| 751 | oldViewProjMatrix = matProjectionView;
|
---|
[2834] | 752 |
|
---|
[2759] | 753 | glMatrixMode(GL_PROJECTION);
|
---|
| 754 | glLoadIdentity();
|
---|
| 755 |
|
---|
[2833] | 756 | gluPerspective(fov, winAspectRatio, nearDist, myfar);
|
---|
[2759] | 757 |
|
---|
[2756] | 758 | glMatrixMode(GL_MODELVIEW);
|
---|
[2795] | 759 | glLoadIdentity();
|
---|
[2760] | 760 | camera->SetupCameraView();
|
---|
| 761 |
|
---|
[2825] | 762 | GLfloat position[] = {0.8f, -1.0f, 0.7f, 0.0f};
|
---|
[2759] | 763 | glLightfv(GL_LIGHT0, GL_POSITION, position);
|
---|
| 764 |
|
---|
[2825] | 765 | GLfloat position1[] = {-0.5f, 0.5f, 0.4f, 0.0f};
|
---|
[2759] | 766 | glLightfv(GL_LIGHT1, GL_POSITION, position1);
|
---|
[2825] | 767 |
|
---|
| 768 |
|
---|
[2834] | 769 | camera->GetModelViewMatrix(matViewing);
|
---|
| 770 | camera->GetProjectionMatrix(matProjection);
|
---|
| 771 |
|
---|
| 772 | matProjectionView = matViewing * matProjection;
|
---|
| 773 |
|
---|
[2825] | 774 | if (renderType == RenderState::DEFERRED)
|
---|
| 775 | {
|
---|
| 776 | // set modelview matrix for shaders
|
---|
| 777 | cgGLSetStateMatrixParameter(sModelViewProjMatrixParam,
|
---|
| 778 | CG_GL_MODELVIEW_PROJECTION_MATRIX,
|
---|
| 779 | CG_GL_MATRIX_IDENTITY);
|
---|
| 780 |
|
---|
| 781 | static Matrix4x4 identity = IdentityMatrix();
|
---|
[2840] | 782 | cgGLSetMatrixParameterfc(Transform3::sModelMatrixParam, (const float *)identity.x);
|
---|
[2834] | 783 | }
|
---|
[2642] | 784 | }
|
---|
| 785 |
|
---|
| 786 |
|
---|
[2792] | 787 | void KeyHorizontalMotion(float shift)
|
---|
| 788 | {
|
---|
| 789 | Vector3 hvec = camera->GetDirection();
|
---|
| 790 | hvec.z = 0;
|
---|
| 791 |
|
---|
| 792 | Vector3 pos = camera->GetPosition();
|
---|
| 793 | pos += hvec * shift;
|
---|
| 794 |
|
---|
| 795 | camera->SetPosition(pos);
|
---|
| 796 | }
|
---|
| 797 |
|
---|
| 798 |
|
---|
[2794] | 799 | void KeyVerticalMotion(float shift)
|
---|
| 800 | {
|
---|
| 801 | Vector3 uvec = Vector3(0, 0, shift);
|
---|
| 802 |
|
---|
| 803 | Vector3 pos = camera->GetPosition();
|
---|
| 804 | pos += uvec;
|
---|
| 805 |
|
---|
| 806 | camera->SetPosition(pos);
|
---|
| 807 | }
|
---|
| 808 |
|
---|
| 809 |
|
---|
[2857] | 810 | // the main rendering loop
|
---|
[2792] | 811 | void Display()
|
---|
[2801] | 812 | {
|
---|
[2800] | 813 | Vector3 oldPos = camera->GetPosition();
|
---|
| 814 |
|
---|
[2792] | 815 | if (leftKeyPressed)
|
---|
[2795] | 816 | camera->Pitch(KeyRotationAngle());
|
---|
[2792] | 817 | if (rightKeyPressed)
|
---|
[2795] | 818 | camera->Pitch(-KeyRotationAngle());
|
---|
[2792] | 819 | if (upKeyPressed)
|
---|
[2795] | 820 | KeyHorizontalMotion(KeyShift());
|
---|
[2792] | 821 | if (downKeyPressed)
|
---|
[2795] | 822 | KeyHorizontalMotion(-KeyShift());
|
---|
[2837] | 823 | if (ascendKeyPressed)
|
---|
| 824 | KeyVerticalMotion(KeyShift());
|
---|
| 825 | if (descendKeyPressed)
|
---|
[2795] | 826 | KeyVerticalMotion(-KeyShift());
|
---|
[2792] | 827 |
|
---|
[2801] | 828 | // place view on ground
|
---|
| 829 | if (!flyMode) PlaceViewer(oldPos);
|
---|
[2800] | 830 |
|
---|
[2826] | 831 | if (showAlgorithmTime)
|
---|
| 832 | {
|
---|
| 833 | glFinish();
|
---|
| 834 | algTimer.Start();
|
---|
| 835 | }
|
---|
[2809] | 836 |
|
---|
[2825] | 837 | // render without shading
|
---|
| 838 | switch (renderType)
|
---|
| 839 | {
|
---|
| 840 | case RenderState::FIXED:
|
---|
| 841 |
|
---|
[2851] | 842 | glEnable(GL_MULTISAMPLE_ARB);
|
---|
| 843 | //glEnable(GL_SAMPLE_ALPHA_TO_COVERAGE_ARB);
|
---|
| 844 |
|
---|
[2861] | 845 | fbo->Release();
|
---|
[2809] | 846 |
|
---|
[2825] | 847 | state.SetRenderType(RenderState::FIXED);
|
---|
| 848 | glEnable(GL_LIGHTING);
|
---|
[2809] | 849 |
|
---|
[2825] | 850 | cgGLDisableProfile(RenderState::sCgFragmentProfile);
|
---|
| 851 | cgGLDisableProfile(RenderState::sCgVertexProfile);
|
---|
[2809] | 852 |
|
---|
[2825] | 853 | glDrawBuffers(1, mrt);
|
---|
| 854 |
|
---|
[2829] | 855 | glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
|
---|
| 856 |
|
---|
[2825] | 857 | break;
|
---|
| 858 |
|
---|
| 859 | case RenderState::DEPTH_PASS:
|
---|
[2851] | 860 |
|
---|
| 861 | glEnable(GL_MULTISAMPLE_ARB);
|
---|
| 862 | //glEnable(GL_SAMPLE_ALPHA_TO_COVERAGE_ARB);
|
---|
| 863 |
|
---|
[2861] | 864 | fbo->Release();
|
---|
[2825] | 865 |
|
---|
[2857] | 866 | cgGLDisableProfile(RenderState::sCgFragmentProfile);
|
---|
| 867 | cgGLDisableProfile(RenderState::sCgVertexProfile);
|
---|
| 868 |
|
---|
[2825] | 869 | state.SetRenderType(RenderState::DEPTH_PASS);
|
---|
[2857] | 870 |
|
---|
| 871 | // the scene is rendered withouth any shading
|
---|
[2825] | 872 | glDisable(GL_LIGHTING);
|
---|
[2809] | 873 |
|
---|
[2829] | 874 | glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
|
---|
| 875 |
|
---|
| 876 | glColorMask(GL_FALSE, GL_FALSE, GL_FALSE, GL_FALSE);
|
---|
| 877 |
|
---|
[2825] | 878 | glDrawBuffers(1, mrt);
|
---|
| 879 |
|
---|
| 880 | break;
|
---|
| 881 |
|
---|
| 882 | case RenderState::DEFERRED:
|
---|
[2851] | 883 |
|
---|
| 884 | // multisampling not working with deferred shading
|
---|
| 885 | //glDisable(GL_SAMPLE_ALPHA_TO_COVERAGE_ARB);
|
---|
| 886 | glDisable(GL_MULTISAMPLE_ARB);
|
---|
| 887 |
|
---|
[2825] | 888 | state.SetRenderType(RenderState::DEFERRED);
|
---|
| 889 |
|
---|
[2861] | 890 | fbo->Bind();
|
---|
[2825] | 891 |
|
---|
| 892 | glPushAttrib(GL_VIEWPORT_BIT);
|
---|
| 893 | glViewport(0, 0, texWidth, texHeight);
|
---|
| 894 |
|
---|
| 895 | cgGLEnableProfile(RenderState::sCgFragmentProfile);
|
---|
| 896 | cgGLBindProgram(RenderState::sCgMrtFragmentProgram);
|
---|
| 897 |
|
---|
| 898 | cgGLEnableProfile(RenderState::sCgVertexProfile);
|
---|
| 899 | cgGLBindProgram(sCgMrtVertexProgram);
|
---|
| 900 |
|
---|
[2861] | 901 | /// draw to 3 color buffers
|
---|
[2825] | 902 | glDrawBuffers(3, mrt);
|
---|
| 903 |
|
---|
[2829] | 904 | glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
|
---|
| 905 |
|
---|
[2825] | 906 | break;
|
---|
| 907 | }
|
---|
| 908 |
|
---|
[2642] | 909 |
|
---|
[2801] | 910 | glDepthFunc(GL_LESS);
|
---|
[2825] | 911 |
|
---|
[2801] | 912 | glDisable(GL_TEXTURE_2D);
|
---|
| 913 | glDisableClientState(GL_TEXTURE_COORD_ARRAY);
|
---|
[2825] | 914 |
|
---|
[2801] | 915 |
|
---|
[2861] | 916 | // reset lod levels for current frame
|
---|
[2847] | 917 | LODLevel::InitFrame(camera->GetPosition());
|
---|
| 918 |
|
---|
| 919 |
|
---|
[2756] | 920 | // bring eye modelview matrix up-to-date
|
---|
| 921 | SetupEyeView();
|
---|
[2642] | 922 |
|
---|
[2767] | 923 | // actually render the scene geometry using one of the specified algorithms
|
---|
| 924 | traverser->RenderScene();
|
---|
[2795] | 925 |
|
---|
[2801] | 926 |
|
---|
[2826] | 927 |
|
---|
[2825] | 928 | /////////
|
---|
[2809] | 929 | //-- do the rest of the rendering
|
---|
[2801] | 930 |
|
---|
| 931 | glEnableClientState(GL_VERTEX_ARRAY);
|
---|
| 932 | glEnableClientState(GL_NORMAL_ARRAY);
|
---|
| 933 |
|
---|
| 934 |
|
---|
| 935 | // reset depth pass and render visible objects
|
---|
[2825] | 936 | if (renderType == RenderState::DEPTH_PASS)
|
---|
[2801] | 937 | {
|
---|
[2829] | 938 | glColorMask(GL_TRUE, GL_TRUE, GL_TRUE, GL_TRUE);
|
---|
[2801] | 939 | RenderVisibleObjects();
|
---|
| 940 | }
|
---|
[2764] | 941 |
|
---|
[2801] | 942 |
|
---|
[2796] | 943 | ///////////////
|
---|
| 944 | //-- render sky
|
---|
[2795] | 945 |
|
---|
[2796] | 946 | RenderSky();
|
---|
[2801] | 947 |
|
---|
| 948 | state.Reset();
|
---|
| 949 |
|
---|
| 950 | glDisableClientState(GL_VERTEX_ARRAY);
|
---|
| 951 | glDisableClientState(GL_NORMAL_ARRAY);
|
---|
| 952 |
|
---|
[2857] | 953 |
|
---|
[2825] | 954 | if (renderType == RenderState::DEFERRED)
|
---|
| 955 | {
|
---|
[2861] | 956 | fbo->Release();
|
---|
[2810] | 957 |
|
---|
[2825] | 958 | cgGLDisableProfile(RenderState::sCgVertexProfile);
|
---|
| 959 | cgGLDisableProfile(RenderState::sCgFragmentProfile);
|
---|
[2809] | 960 |
|
---|
[2825] | 961 | glDrawBuffers(1, mrt);
|
---|
[2809] | 962 |
|
---|
[2861] | 963 | if (useSsao)
|
---|
| 964 | ssaoShader->Render(fbo, oldViewProjMatrix, ssaoExpFactor);
|
---|
| 965 | else
|
---|
| 966 | deferredShader->Render(fbo);
|
---|
[2825] | 967 | }
|
---|
[2827] | 968 |
|
---|
| 969 | ///////////
|
---|
| 970 |
|
---|
| 971 | state.SetRenderType(RenderState::FIXED);
|
---|
| 972 |
|
---|
[2826] | 973 | if (showAlgorithmTime)
|
---|
| 974 | {
|
---|
| 975 | glFinish();
|
---|
[2827] | 976 |
|
---|
[2826] | 977 | algTime = algTimer.Elapsedms();
|
---|
[2827] | 978 | perfGraph->AddData(algTime);
|
---|
[2828] | 979 |
|
---|
[2827] | 980 | perfGraph->Draw();
|
---|
[2826] | 981 | }
|
---|
[2827] | 982 | else
|
---|
| 983 | {
|
---|
| 984 | if (visMode) DisplayVisualization();
|
---|
| 985 | }
|
---|
[2825] | 986 |
|
---|
[2857] | 987 | //glFlush();
|
---|
[2847] | 988 |
|
---|
| 989 | const bool restart = true;
|
---|
| 990 | elapsedTime = frameTimer.Elapsedms(restart);
|
---|
| 991 |
|
---|
[2764] | 992 | DisplayStats();
|
---|
[2767] | 993 |
|
---|
[2857] | 994 | // flip textures for temporal smoothing
|
---|
[2834] | 995 | isFirstTexture = !isFirstTexture;
|
---|
| 996 |
|
---|
[2642] | 997 | glutSwapBuffers();
|
---|
| 998 | }
|
---|
| 999 |
|
---|
| 1000 |
|
---|
| 1001 | #pragma warning( disable : 4100 )
|
---|
[2792] | 1002 | void KeyBoard(unsigned char c, int x, int y)
|
---|
[2642] | 1003 | {
|
---|
| 1004 | switch(c)
|
---|
| 1005 | {
|
---|
| 1006 | case 27:
|
---|
[2792] | 1007 | CleanUp();
|
---|
[2642] | 1008 | exit(0);
|
---|
| 1009 | break;
|
---|
| 1010 | case 32: //space
|
---|
[2800] | 1011 | renderMode = (renderMode + 1) % RenderTraverser::NUM_TRAVERSAL_TYPES;
|
---|
[2764] | 1012 | ResetTraverser();
|
---|
[2642] | 1013 | break;
|
---|
| 1014 | case 'h':
|
---|
| 1015 | case 'H':
|
---|
| 1016 | showHelp = !showHelp;
|
---|
| 1017 | break;
|
---|
| 1018 | case '+':
|
---|
[2776] | 1019 | maxBatchSize += 10;
|
---|
| 1020 | traverser->SetMaxBatchSize(maxBatchSize);
|
---|
[2642] | 1021 | break;
|
---|
| 1022 | case '-':
|
---|
[2776] | 1023 | maxBatchSize -= 10;
|
---|
| 1024 | if (maxBatchSize < 0) maxBatchSize = 1;
|
---|
| 1025 | traverser->SetMaxBatchSize(maxBatchSize);
|
---|
[2642] | 1026 | break;
|
---|
[2837] | 1027 | case 'M':
|
---|
| 1028 | case 'm':
|
---|
| 1029 | useMultiQueries = !useMultiQueries;
|
---|
| 1030 | traverser->SetUseMultiQueries(useMultiQueries);
|
---|
| 1031 | break;
|
---|
| 1032 | case '1':
|
---|
| 1033 | descendKeyPressed = true;
|
---|
| 1034 | break;
|
---|
| 1035 | case '2':
|
---|
| 1036 | ascendKeyPressed = true;
|
---|
| 1037 | break;
|
---|
| 1038 | case '3':
|
---|
| 1039 | if (trianglesPerVirtualLeaf >= 100)
|
---|
| 1040 | trianglesPerVirtualLeaf -= 100;
|
---|
| 1041 | bvh->SetVirtualLeaves(trianglesPerVirtualLeaf);
|
---|
| 1042 | break;
|
---|
| 1043 | case '4':
|
---|
| 1044 | trianglesPerVirtualLeaf += 100;
|
---|
| 1045 | bvh->SetVirtualLeaves(trianglesPerVirtualLeaf);
|
---|
| 1046 | break;
|
---|
| 1047 | case '5':
|
---|
[2776] | 1048 | assumedVisibleFrames -= 1;
|
---|
| 1049 | if (assumedVisibleFrames < 1) assumedVisibleFrames = 1;
|
---|
| 1050 | traverser->SetAssumedVisibleFrames(assumedVisibleFrames);
|
---|
| 1051 | break;
|
---|
[2837] | 1052 | case '6':
|
---|
[2776] | 1053 | assumedVisibleFrames += 1;
|
---|
| 1054 | traverser->SetAssumedVisibleFrames(assumedVisibleFrames);
|
---|
| 1055 | break;
|
---|
[2837] | 1056 | case '7':
|
---|
[2861] | 1057 | ssaoExpFactor *= 0.5f;
|
---|
[2776] | 1058 | break;
|
---|
[2767] | 1059 | case '8':
|
---|
[2861] | 1060 | ssaoExpFactor *= 2.0f;
|
---|
| 1061 | if (ssaoExpFactor > 1.0f) ssaoExpFactor = 1.0f;
|
---|
[2837] | 1062 | break;
|
---|
[2792] | 1063 | case 'o':
|
---|
| 1064 | case 'O':
|
---|
[2642] | 1065 | useOptimization = !useOptimization;
|
---|
[2764] | 1066 | traverser->SetUseOptimization(useOptimization);
|
---|
[2767] | 1067 | break;
|
---|
| 1068 | case 'a':
|
---|
| 1069 | case 'A':
|
---|
[2792] | 1070 | leftKeyPressed = true;
|
---|
[2767] | 1071 | break;
|
---|
| 1072 | case 'd':
|
---|
| 1073 | case 'D':
|
---|
[2792] | 1074 | rightKeyPressed = true;
|
---|
[2767] | 1075 | break;
|
---|
| 1076 | case 'w':
|
---|
| 1077 | case 'W':
|
---|
[2792] | 1078 | upKeyPressed = true;
|
---|
[2767] | 1079 | break;
|
---|
[2829] | 1080 | case 's':
|
---|
| 1081 | case 'S':
|
---|
[2792] | 1082 | downKeyPressed = true;
|
---|
[2767] | 1083 | break;
|
---|
| 1084 | case 'r':
|
---|
| 1085 | case 'R':
|
---|
| 1086 | {
|
---|
| 1087 | useRenderQueue = !useRenderQueue;
|
---|
| 1088 | traverser->SetUseRenderQueue(useRenderQueue);
|
---|
| 1089 | }
|
---|
[2790] | 1090 | break;
|
---|
[2786] | 1091 | case 'b':
|
---|
| 1092 | case 'B':
|
---|
| 1093 | {
|
---|
| 1094 | useTightBounds = !useTightBounds;
|
---|
| 1095 | traverser->SetUseTightBounds(useTightBounds);
|
---|
| 1096 | }
|
---|
[2790] | 1097 | break;
|
---|
[2642] | 1098 | default:
|
---|
| 1099 | return;
|
---|
| 1100 | }
|
---|
| 1101 |
|
---|
| 1102 | glutPostRedisplay();
|
---|
| 1103 | }
|
---|
| 1104 |
|
---|
| 1105 |
|
---|
[2792] | 1106 | void SpecialKeyUp(int c, int x, int y)
|
---|
[2642] | 1107 | {
|
---|
[2792] | 1108 | switch (c)
|
---|
| 1109 | {
|
---|
| 1110 | case GLUT_KEY_LEFT:
|
---|
| 1111 | leftKeyPressed = false;
|
---|
| 1112 | break;
|
---|
| 1113 | case GLUT_KEY_RIGHT:
|
---|
| 1114 | rightKeyPressed = false;
|
---|
| 1115 | break;
|
---|
| 1116 | case GLUT_KEY_UP:
|
---|
| 1117 | upKeyPressed = false;
|
---|
| 1118 | break;
|
---|
| 1119 | case GLUT_KEY_DOWN:
|
---|
| 1120 | downKeyPressed = false;
|
---|
| 1121 | break;
|
---|
| 1122 | default:
|
---|
| 1123 | return;
|
---|
| 1124 | }
|
---|
| 1125 | //glutPostRedisplay();
|
---|
| 1126 | }
|
---|
| 1127 |
|
---|
| 1128 |
|
---|
| 1129 | void KeyUp(unsigned char c, int x, int y)
|
---|
| 1130 | {
|
---|
| 1131 | switch (c)
|
---|
| 1132 | {
|
---|
| 1133 | case 'A':
|
---|
| 1134 | case 'a':
|
---|
| 1135 | leftKeyPressed = false;
|
---|
| 1136 | break;
|
---|
| 1137 | case 'D':
|
---|
| 1138 | case 'd':
|
---|
| 1139 | rightKeyPressed = false;
|
---|
| 1140 | break;
|
---|
| 1141 | case 'W':
|
---|
| 1142 | case 'w':
|
---|
| 1143 | upKeyPressed = false;
|
---|
| 1144 | break;
|
---|
[2829] | 1145 | case 'S':
|
---|
| 1146 | case 's':
|
---|
[2792] | 1147 | downKeyPressed = false;
|
---|
| 1148 | break;
|
---|
[2837] | 1149 | case '1':
|
---|
| 1150 | descendKeyPressed = false;
|
---|
[2794] | 1151 | break;
|
---|
[2837] | 1152 | case '2':
|
---|
| 1153 | ascendKeyPressed = false;
|
---|
[2794] | 1154 | break;
|
---|
| 1155 |
|
---|
[2792] | 1156 | default:
|
---|
| 1157 | return;
|
---|
| 1158 | }
|
---|
| 1159 | //glutPostRedisplay();
|
---|
| 1160 | }
|
---|
| 1161 |
|
---|
| 1162 |
|
---|
| 1163 | void Special(int c, int x, int y)
|
---|
| 1164 | {
|
---|
[2642] | 1165 | switch(c)
|
---|
| 1166 | {
|
---|
| 1167 | case GLUT_KEY_F1:
|
---|
| 1168 | showHelp = !showHelp;
|
---|
| 1169 | break;
|
---|
[2790] | 1170 | case GLUT_KEY_F2:
|
---|
[2795] | 1171 | visMode = !visMode;
|
---|
[2790] | 1172 | break;
|
---|
| 1173 | case GLUT_KEY_F3:
|
---|
| 1174 | showBoundingVolumes = !showBoundingVolumes;
|
---|
| 1175 | traverser->SetShowBounds(showBoundingVolumes);
|
---|
| 1176 | break;
|
---|
| 1177 | case GLUT_KEY_F4:
|
---|
[2827] | 1178 | showOptions = !showOptions;
|
---|
[2790] | 1179 | break;
|
---|
| 1180 | case GLUT_KEY_F5:
|
---|
[2827] | 1181 | showStatistics = !showStatistics;
|
---|
[2790] | 1182 | break;
|
---|
[2800] | 1183 | case GLUT_KEY_F6:
|
---|
| 1184 | flyMode = !flyMode;
|
---|
| 1185 | break;
|
---|
[2801] | 1186 | case GLUT_KEY_F7:
|
---|
[2825] | 1187 |
|
---|
| 1188 | renderType = (renderType + 1) % 3;
|
---|
| 1189 | traverser->SetUseDepthPass(renderType == RenderState::DEPTH_PASS);
|
---|
| 1190 |
|
---|
[2801] | 1191 | break;
|
---|
[2803] | 1192 | case GLUT_KEY_F8:
|
---|
[2821] | 1193 | useSsao = !useSsao;
|
---|
| 1194 | break;
|
---|
[2826] | 1195 | case GLUT_KEY_F9:
|
---|
| 1196 | showAlgorithmTime = !showAlgorithmTime;
|
---|
| 1197 | break;
|
---|
| 1198 |
|
---|
[2642] | 1199 | case GLUT_KEY_LEFT:
|
---|
[2767] | 1200 | {
|
---|
[2792] | 1201 | leftKeyPressed = true;
|
---|
[2795] | 1202 | camera->Pitch(KeyRotationAngle());
|
---|
[2767] | 1203 | }
|
---|
[2642] | 1204 | break;
|
---|
| 1205 | case GLUT_KEY_RIGHT:
|
---|
[2767] | 1206 | {
|
---|
[2792] | 1207 | rightKeyPressed = true;
|
---|
[2795] | 1208 | camera->Pitch(-KeyRotationAngle());
|
---|
[2767] | 1209 | }
|
---|
[2642] | 1210 | break;
|
---|
| 1211 | case GLUT_KEY_UP:
|
---|
[2767] | 1212 | {
|
---|
[2792] | 1213 | upKeyPressed = true;
|
---|
[2795] | 1214 | KeyHorizontalMotion(KeyShift());
|
---|
[2767] | 1215 | }
|
---|
[2642] | 1216 | break;
|
---|
| 1217 | case GLUT_KEY_DOWN:
|
---|
[2767] | 1218 | {
|
---|
[2792] | 1219 | downKeyPressed = true;
|
---|
[2795] | 1220 | KeyHorizontalMotion(-KeyShift());
|
---|
[2767] | 1221 | }
|
---|
[2642] | 1222 | break;
|
---|
| 1223 | default:
|
---|
| 1224 | return;
|
---|
| 1225 |
|
---|
| 1226 | }
|
---|
| 1227 |
|
---|
| 1228 | glutPostRedisplay();
|
---|
| 1229 | }
|
---|
[2767] | 1230 |
|
---|
[2642] | 1231 | #pragma warning( default : 4100 )
|
---|
| 1232 |
|
---|
| 1233 |
|
---|
[2792] | 1234 | void Reshape(int w, int h)
|
---|
[2642] | 1235 | {
|
---|
[2759] | 1236 | winAspectRatio = 1.0f;
|
---|
[2642] | 1237 |
|
---|
| 1238 | glViewport(0, 0, w, h);
|
---|
| 1239 |
|
---|
| 1240 | winWidth = w;
|
---|
| 1241 | winHeight = h;
|
---|
| 1242 |
|
---|
[2833] | 1243 | if (w) winAspectRatio = (float) w / (float) h;
|
---|
[2642] | 1244 |
|
---|
[2758] | 1245 | glMatrixMode(GL_PROJECTION);
|
---|
| 1246 | glLoadIdentity();
|
---|
[2642] | 1247 |
|
---|
[2833] | 1248 | gluPerspective(fov, winAspectRatio, nearDist, myfar);
|
---|
[2788] | 1249 |
|
---|
[2758] | 1250 | glMatrixMode(GL_MODELVIEW);
|
---|
| 1251 |
|
---|
[2642] | 1252 | glutPostRedisplay();
|
---|
| 1253 | }
|
---|
| 1254 |
|
---|
| 1255 |
|
---|
[2792] | 1256 | void Mouse(int button, int state, int x, int y)
|
---|
[2642] | 1257 | {
|
---|
[2758] | 1258 | if ((button == GLUT_LEFT_BUTTON) && (state == GLUT_DOWN))
|
---|
[2642] | 1259 | {
|
---|
| 1260 | xEyeBegin = x;
|
---|
| 1261 | yMotionBegin = y;
|
---|
| 1262 |
|
---|
[2792] | 1263 | glutMotionFunc(LeftMotion);
|
---|
[2642] | 1264 | }
|
---|
[2758] | 1265 | else if ((button == GLUT_RIGHT_BUTTON) && (state == GLUT_DOWN))
|
---|
[2642] | 1266 | {
|
---|
[2829] | 1267 | xEyeBegin = x;
|
---|
[2758] | 1268 | yEyeBegin = y;
|
---|
| 1269 | yMotionBegin = y;
|
---|
| 1270 |
|
---|
[2792] | 1271 | glutMotionFunc(RightMotion);
|
---|
[2758] | 1272 | }
|
---|
| 1273 | else if ((button == GLUT_MIDDLE_BUTTON) && (state == GLUT_DOWN))
|
---|
| 1274 | {
|
---|
[2642] | 1275 | horizontalMotionBegin = x;
|
---|
| 1276 | verticalMotionBegin = y;
|
---|
[2792] | 1277 | glutMotionFunc(MiddleMotion);
|
---|
[2642] | 1278 | }
|
---|
| 1279 |
|
---|
| 1280 | glutPostRedisplay();
|
---|
| 1281 | }
|
---|
| 1282 |
|
---|
[2758] | 1283 |
|
---|
| 1284 | /** rotation for left/right mouse drag
|
---|
[2642] | 1285 | motion for up/down mouse drag
|
---|
| 1286 | */
|
---|
[2792] | 1287 | void LeftMotion(int x, int y)
|
---|
[2642] | 1288 | {
|
---|
[2758] | 1289 | Vector3 viewDir = camera->GetDirection();
|
---|
| 1290 | Vector3 pos = camera->GetPosition();
|
---|
| 1291 |
|
---|
| 1292 | // don't move in the vertical direction
|
---|
[2764] | 1293 | Vector3 horView(viewDir[0], viewDir[1], 0);
|
---|
[2642] | 1294 |
|
---|
[2795] | 1295 | float eyeXAngle = 0.2f * M_PI * (xEyeBegin - x) / 180.0;
|
---|
[2756] | 1296 |
|
---|
[2795] | 1297 | camera->Pitch(eyeXAngle);
|
---|
[2787] | 1298 |
|
---|
[2780] | 1299 | pos += horView * (yMotionBegin - y) * 0.2f;
|
---|
[2795] | 1300 |
|
---|
[2758] | 1301 | camera->SetPosition(pos);
|
---|
[2642] | 1302 |
|
---|
| 1303 | xEyeBegin = x;
|
---|
| 1304 | yMotionBegin = y;
|
---|
[2758] | 1305 |
|
---|
[2642] | 1306 | glutPostRedisplay();
|
---|
| 1307 | }
|
---|
| 1308 |
|
---|
[2758] | 1309 |
|
---|
[2767] | 1310 | /** rotation for left / right mouse drag
|
---|
| 1311 | motion for up / down mouse drag
|
---|
[2758] | 1312 | */
|
---|
[2792] | 1313 | void RightMotion(int x, int y)
|
---|
[2758] | 1314 | {
|
---|
[2829] | 1315 | float eyeXAngle = 0.2f * M_PI * (xEyeBegin - x) / 180.0;
|
---|
[2795] | 1316 | float eyeYAngle = -0.2f * M_PI * (yEyeBegin - y) / 180.0;
|
---|
[2758] | 1317 |
|
---|
[2795] | 1318 | camera->Yaw(eyeYAngle);
|
---|
[2829] | 1319 | camera->Pitch(eyeXAngle);
|
---|
[2780] | 1320 |
|
---|
[2829] | 1321 | xEyeBegin = x;
|
---|
[2758] | 1322 | yEyeBegin = y;
|
---|
[2829] | 1323 |
|
---|
[2758] | 1324 | glutPostRedisplay();
|
---|
| 1325 | }
|
---|
| 1326 |
|
---|
| 1327 |
|
---|
[2642] | 1328 | // strafe
|
---|
[2792] | 1329 | void MiddleMotion(int x, int y)
|
---|
[2642] | 1330 | {
|
---|
[2758] | 1331 | Vector3 viewDir = camera->GetDirection();
|
---|
| 1332 | Vector3 pos = camera->GetPosition();
|
---|
| 1333 |
|
---|
[2642] | 1334 | // the 90 degree rotated view vector
|
---|
| 1335 | // y zero so we don't move in the vertical
|
---|
[2764] | 1336 | Vector3 rVec(viewDir[0], viewDir[1], 0);
|
---|
[2642] | 1337 |
|
---|
[2764] | 1338 | Matrix4x4 rot = RotationZMatrix(M_PI * 0.5f);
|
---|
[2758] | 1339 | rVec = rot * rVec;
|
---|
[2642] | 1340 |
|
---|
[2780] | 1341 | pos -= rVec * (x - horizontalMotionBegin) * 0.1f;
|
---|
[2764] | 1342 | pos[2] += (verticalMotionBegin - y) * 0.1f;
|
---|
[2642] | 1343 |
|
---|
[2758] | 1344 | camera->SetPosition(pos);
|
---|
| 1345 |
|
---|
[2642] | 1346 | horizontalMotionBegin = x;
|
---|
| 1347 | verticalMotionBegin = y;
|
---|
[2758] | 1348 |
|
---|
[2642] | 1349 | glutPostRedisplay();
|
---|
| 1350 | }
|
---|
| 1351 |
|
---|
| 1352 |
|
---|
[2756] | 1353 | void InitExtensions(void)
|
---|
[2642] | 1354 | {
|
---|
| 1355 | GLenum err = glewInit();
|
---|
[2756] | 1356 |
|
---|
[2642] | 1357 | if (GLEW_OK != err)
|
---|
| 1358 | {
|
---|
| 1359 | // problem: glewInit failed, something is seriously wrong
|
---|
| 1360 | fprintf(stderr,"Error: %s\n", glewGetErrorString(err));
|
---|
| 1361 | exit(1);
|
---|
| 1362 | }
|
---|
[2756] | 1363 | if (!GLEW_ARB_occlusion_query)
|
---|
[2642] | 1364 | {
|
---|
[2756] | 1365 | printf("I require the GL_ARB_occlusion_query to work.\n");
|
---|
[2642] | 1366 | exit(1);
|
---|
| 1367 | }
|
---|
| 1368 | }
|
---|
| 1369 |
|
---|
| 1370 |
|
---|
[2826] | 1371 | void Begin2D()
|
---|
[2642] | 1372 | {
|
---|
| 1373 | glDisable(GL_LIGHTING);
|
---|
| 1374 | glDisable(GL_DEPTH_TEST);
|
---|
| 1375 |
|
---|
[2826] | 1376 | glMatrixMode(GL_PROJECTION);
|
---|
[2642] | 1377 | glPushMatrix();
|
---|
| 1378 | glLoadIdentity();
|
---|
[2834] | 1379 |
|
---|
[2826] | 1380 | gluOrtho2D(0, winWidth, 0, winHeight);
|
---|
[2642] | 1381 |
|
---|
[2826] | 1382 | glMatrixMode(GL_MODELVIEW);
|
---|
[2642] | 1383 | glPushMatrix();
|
---|
| 1384 | glLoadIdentity();
|
---|
| 1385 | }
|
---|
| 1386 |
|
---|
| 1387 |
|
---|
[2826] | 1388 | void End2D()
|
---|
[2642] | 1389 | {
|
---|
[2834] | 1390 | glMatrixMode(GL_PROJECTION);
|
---|
[2642] | 1391 | glPopMatrix();
|
---|
[2834] | 1392 |
|
---|
[2642] | 1393 | glMatrixMode(GL_MODELVIEW);
|
---|
| 1394 | glPopMatrix();
|
---|
| 1395 |
|
---|
| 1396 | glEnable(GL_LIGHTING);
|
---|
| 1397 | glEnable(GL_DEPTH_TEST);
|
---|
| 1398 | }
|
---|
| 1399 |
|
---|
| 1400 |
|
---|
[2787] | 1401 | // displays the visualisation of culling algorithm
|
---|
| 1402 | void DisplayVisualization()
|
---|
[2796] | 1403 | {
|
---|
[2787] | 1404 | visualization->SetFrameId(traverser->GetCurrentFrameId());
|
---|
| 1405 |
|
---|
[2792] | 1406 | Begin2D();
|
---|
[2642] | 1407 | glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
|
---|
| 1408 | glEnable(GL_BLEND);
|
---|
[2827] | 1409 | glColor4f(0.0f ,0.0f, 0.0f, 0.5f);
|
---|
[2642] | 1410 |
|
---|
[2827] | 1411 | glRecti(winWidth - winWidth / 3, winHeight - winHeight / 3, winWidth, winHeight);
|
---|
[2642] | 1412 | glDisable(GL_BLEND);
|
---|
[2792] | 1413 | End2D();
|
---|
[2788] | 1414 |
|
---|
| 1415 |
|
---|
| 1416 | AxisAlignedBox3 box = bvh->GetBox();
|
---|
| 1417 |
|
---|
[2838] | 1418 | // hack: set far plane for viz
|
---|
[2807] | 1419 | camera->SetFar(0.35f * Magnitude(box.Diagonal()));
|
---|
[2796] | 1420 |
|
---|
[2807] | 1421 | const float offs = box.Size().x * 0.3f;
|
---|
[2834] | 1422 |
|
---|
[2838] | 1423 | //Vector3 vizpos = Vector3(box.Min().x, box.Min().y + box.Size().y * 0.5f, box.Min().z + box.Size().z * 50);
|
---|
| 1424 | Vector3 vizpos = Vector3(box.Min().x, box.Min().y - box.Size().y * 0.35f, box.Min().z + box.Size().z * 50);
|
---|
[2806] | 1425 |
|
---|
[2795] | 1426 | visCamera->SetPosition(vizpos);
|
---|
[2838] | 1427 | visCamera->ResetPitchAndYaw();
|
---|
| 1428 | //visCamera->Pitch(M_PI);
|
---|
| 1429 |
|
---|
[2834] | 1430 | glPushAttrib(GL_VIEWPORT_BIT);
|
---|
[2806] | 1431 | glViewport(winWidth - winWidth / 3, winHeight - winHeight / 3, winWidth / 3, winHeight / 3);
|
---|
[2796] | 1432 |
|
---|
| 1433 | glMatrixMode(GL_PROJECTION);
|
---|
[2834] | 1434 | glPushMatrix();
|
---|
| 1435 |
|
---|
[2787] | 1436 | glLoadIdentity();
|
---|
[2796] | 1437 |
|
---|
[2807] | 1438 | glOrtho(-offs, offs, -offs, offs, 0.0f, box.Size().z * 100.0f);
|
---|
[2787] | 1439 |
|
---|
[2796] | 1440 | glMatrixMode(GL_MODELVIEW);
|
---|
[2834] | 1441 | glPushMatrix();
|
---|
[2787] | 1442 |
|
---|
[2796] | 1443 | visCamera->SetupCameraView();
|
---|
[2806] | 1444 |
|
---|
[2838] | 1445 | //Matrix4x4 rotX = RotationXMatrix(camera->GetYaw());
|
---|
| 1446 | //glMultMatrixf((float *)rotX.x);
|
---|
[2806] | 1447 | Matrix4x4 rotZ = RotationZMatrix(-camera->GetPitch());
|
---|
| 1448 | glMultMatrixf((float *)rotZ.x);
|
---|
| 1449 |
|
---|
[2838] | 1450 | Vector3 pos = camera->GetPosition();
|
---|
[2806] | 1451 | glTranslatef(-pos.x, -pos.y, -pos.z);
|
---|
| 1452 |
|
---|
| 1453 |
|
---|
[2788] | 1454 | GLfloat position[] = {0.8f, 1.0f, 1.5f, 0.0f};
|
---|
| 1455 | glLightfv(GL_LIGHT0, GL_POSITION, position);
|
---|
[2787] | 1456 |
|
---|
[2788] | 1457 | GLfloat position1[] = {bvh->GetBox().Center().x, bvh->GetBox().Max().y, bvh->GetBox().Center().z, 1.0f};
|
---|
| 1458 | glLightfv(GL_LIGHT1, GL_POSITION, position1);
|
---|
[2787] | 1459 |
|
---|
[2642] | 1460 | glClear(GL_DEPTH_BUFFER_BIT);
|
---|
| 1461 |
|
---|
[2806] | 1462 |
|
---|
[2767] | 1463 | ////////////
|
---|
[2787] | 1464 | //-- visualization of the occlusion culling
|
---|
| 1465 |
|
---|
[2767] | 1466 | visualization->Render();
|
---|
| 1467 |
|
---|
[2834] | 1468 |
|
---|
| 1469 | // reset previous settings
|
---|
| 1470 | glPopAttrib();
|
---|
| 1471 |
|
---|
| 1472 | glMatrixMode(GL_PROJECTION);
|
---|
| 1473 | glPopMatrix();
|
---|
| 1474 | glMatrixMode(GL_MODELVIEW);
|
---|
| 1475 | glPopMatrix();
|
---|
[2642] | 1476 | }
|
---|
| 1477 |
|
---|
[2767] | 1478 |
|
---|
[2642] | 1479 | // cleanup routine after the main loop
|
---|
[2756] | 1480 | void CleanUp()
|
---|
[2642] | 1481 | {
|
---|
[2756] | 1482 | DEL_PTR(traverser);
|
---|
[2796] | 1483 | DEL_PTR(sceneQuery);
|
---|
[2756] | 1484 | DEL_PTR(bvh);
|
---|
[2767] | 1485 | DEL_PTR(visualization);
|
---|
[2787] | 1486 | DEL_PTR(camera);
|
---|
[2793] | 1487 | DEL_PTR(loader);
|
---|
[2801] | 1488 | DEL_PTR(renderQueue);
|
---|
[2827] | 1489 | DEL_PTR(perfGraph);
|
---|
[2809] | 1490 |
|
---|
[2810] | 1491 | if (sCgMrtVertexProgram)
|
---|
| 1492 | cgDestroyProgram(sCgMrtVertexProgram);
|
---|
[2827] | 1493 | if (RenderState::sCgMrtFragmentProgram)
|
---|
| 1494 | cgDestroyProgram(RenderState::sCgMrtFragmentProgram);
|
---|
| 1495 | if (RenderState::sCgMrtFragmentTexProgram)
|
---|
| 1496 | cgDestroyProgram(RenderState::sCgMrtFragmentTexProgram);
|
---|
[2861] | 1497 |
|
---|
[2809] | 1498 | if (sCgContext)
|
---|
| 1499 | cgDestroyContext(sCgContext);
|
---|
[2642] | 1500 | }
|
---|
| 1501 |
|
---|
| 1502 |
|
---|
| 1503 | // this function inserts a dezimal point after each 1000
|
---|
[2829] | 1504 | void CalcDecimalPoint(string &str, int d, int len)
|
---|
[2642] | 1505 | {
|
---|
[2827] | 1506 | static vector<int> numbers;
|
---|
| 1507 | numbers.clear();
|
---|
| 1508 |
|
---|
[2829] | 1509 | static string shortStr;
|
---|
| 1510 | shortStr.clear();
|
---|
[2642] | 1511 |
|
---|
[2829] | 1512 | static char hstr[100];
|
---|
| 1513 |
|
---|
[2642] | 1514 | while (d != 0)
|
---|
| 1515 | {
|
---|
| 1516 | numbers.push_back(d % 1000);
|
---|
| 1517 | d /= 1000;
|
---|
| 1518 | }
|
---|
| 1519 |
|
---|
| 1520 | // first element without leading zeros
|
---|
| 1521 | if (numbers.size() > 0)
|
---|
| 1522 | {
|
---|
[2800] | 1523 | sprintf(hstr, "%d", numbers.back());
|
---|
[2829] | 1524 | shortStr.append(hstr);
|
---|
[2642] | 1525 | }
|
---|
| 1526 |
|
---|
[2764] | 1527 | for (int i = (int)numbers.size() - 2; i >= 0; i--)
|
---|
[2642] | 1528 | {
|
---|
[2800] | 1529 | sprintf(hstr, ",%03d", numbers[i]);
|
---|
[2829] | 1530 | shortStr.append(hstr);
|
---|
[2642] | 1531 | }
|
---|
[2829] | 1532 |
|
---|
| 1533 | int dif = len - (int)shortStr.size();
|
---|
| 1534 |
|
---|
| 1535 | for (int i = 0; i < dif; ++ i)
|
---|
| 1536 | {
|
---|
| 1537 | str += " ";
|
---|
| 1538 | }
|
---|
| 1539 |
|
---|
| 1540 | str.append(shortStr);
|
---|
[2764] | 1541 | }
|
---|
| 1542 |
|
---|
| 1543 |
|
---|
| 1544 | void DisplayStats()
|
---|
| 1545 | {
|
---|
[2826] | 1546 | static char msg[9][300];
|
---|
[2764] | 1547 |
|
---|
[2826] | 1548 | static double frameTime = elapsedTime;
|
---|
| 1549 | static double renderTime = algTime;
|
---|
| 1550 |
|
---|
[2818] | 1551 | const float expFactor = 0.1f;
|
---|
[2767] | 1552 |
|
---|
[2802] | 1553 | // if some strange render time spike happened in this frame => don't count
|
---|
[2826] | 1554 | if (elapsedTime < 500) frameTime = elapsedTime * expFactor + (1.0f - expFactor) * elapsedTime;
|
---|
| 1555 |
|
---|
| 1556 | static float rTime = 1000.0f;
|
---|
[2764] | 1557 |
|
---|
[2826] | 1558 | if (showAlgorithmTime)
|
---|
| 1559 | {
|
---|
| 1560 | if (algTime < 500) renderTime = algTime * expFactor + (1.0f - expFactor) * renderTime;
|
---|
| 1561 | }
|
---|
[2802] | 1562 |
|
---|
[2826] | 1563 | accumulatedTime += elapsedTime;
|
---|
| 1564 |
|
---|
[2776] | 1565 | if (accumulatedTime > 500) // update every fraction of a second
|
---|
[2770] | 1566 | {
|
---|
| 1567 | accumulatedTime = 0;
|
---|
| 1568 |
|
---|
[2826] | 1569 | if (frameTime) fps = 1e3f / (float)frameTime;
|
---|
| 1570 |
|
---|
| 1571 | rTime = renderTime;
|
---|
[2770] | 1572 | renderedObjects = traverser->GetStats().mNumRenderedGeometry;
|
---|
[2773] | 1573 | renderedNodes = traverser->GetStats().mNumRenderedNodes;
|
---|
| 1574 | renderedTriangles = traverser->GetStats().mNumRenderedTriangles;
|
---|
| 1575 |
|
---|
[2770] | 1576 | traversedNodes = traverser->GetStats().mNumTraversedNodes;
|
---|
| 1577 | frustumCulledNodes = traverser->GetStats().mNumFrustumCulledNodes;
|
---|
| 1578 | queryCulledNodes = traverser->GetStats().mNumQueryCulledNodes;
|
---|
| 1579 | issuedQueries = traverser->GetStats().mNumIssuedQueries;
|
---|
| 1580 | stateChanges = traverser->GetStats().mNumStateChanges;
|
---|
[2800] | 1581 | numBatches = traverser->GetStats().mNumBatches;
|
---|
[2770] | 1582 | }
|
---|
| 1583 |
|
---|
[2764] | 1584 |
|
---|
[2826] | 1585 | Begin2D();
|
---|
[2808] | 1586 |
|
---|
[2826] | 1587 | glEnable(GL_BLEND);
|
---|
| 1588 | glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
|
---|
[2764] | 1589 |
|
---|
[2826] | 1590 | if (showHelp)
|
---|
| 1591 | {
|
---|
| 1592 | DrawHelpMessage();
|
---|
| 1593 | }
|
---|
| 1594 | else
|
---|
| 1595 | {
|
---|
[2829] | 1596 | if (showOptions)
|
---|
| 1597 | {
|
---|
| 1598 | glColor4f(0.0f, 0.0f, 0.0f, 0.5f);
|
---|
| 1599 | glRecti(5, winHeight - 95, winWidth * 2 / 3 - 5, winHeight - 5);
|
---|
| 1600 | }
|
---|
| 1601 |
|
---|
| 1602 | if (showStatistics)
|
---|
| 1603 | {
|
---|
| 1604 | glColor4f(0.0f, 0.0f, 0.0f, 0.5f);
|
---|
| 1605 | glRecti(5, winHeight - 165, winWidth * 2 / 3 - 5, winHeight - 100);
|
---|
| 1606 | }
|
---|
| 1607 |
|
---|
| 1608 | glEnable(GL_TEXTURE_2D);
|
---|
| 1609 |
|
---|
[2827] | 1610 | myfont.Begin();
|
---|
[2769] | 1611 |
|
---|
[2826] | 1612 | if (showOptions)
|
---|
| 1613 | {
|
---|
[2829] | 1614 | glColor3f(0.0f, 1.0f, 0.0f);
|
---|
| 1615 |
|
---|
[2826] | 1616 | int i = 0;
|
---|
| 1617 |
|
---|
| 1618 | static char *renderTypeStr[] = {"fixed function", "fixed function + depth pass", "deferred shading"};
|
---|
[2825] | 1619 |
|
---|
[2826] | 1620 | sprintf(msg[i ++], "multiqueries: %d, tight bounds: %d, render queue: %d",
|
---|
| 1621 | useMultiQueries, useTightBounds, useRenderQueue);
|
---|
[2792] | 1622 |
|
---|
[2826] | 1623 | sprintf(msg[i ++], "render technique: %s, SSAO: %d", renderTypeStr[renderType], useSsao);
|
---|
[2808] | 1624 |
|
---|
[2826] | 1625 | sprintf(msg[i ++], "triangles per virtual leaf: %5d", trianglesPerVirtualLeaf);
|
---|
[2808] | 1626 |
|
---|
[2826] | 1627 | sprintf(msg[i ++], "assumed visible frames: %4d, max batch size: %4d",
|
---|
| 1628 | assumedVisibleFrames, maxBatchSize);
|
---|
[2808] | 1629 |
|
---|
[2826] | 1630 | for (int j = 0; j < 4; ++ j)
|
---|
[2829] | 1631 | myfont.DrawString(msg[j], 10.0f, winHeight - 5 - j * 20);
|
---|
[2826] | 1632 | }
|
---|
[2808] | 1633 |
|
---|
[2786] | 1634 | if (showStatistics)
|
---|
[2764] | 1635 | {
|
---|
[2829] | 1636 | glColor3f(1.0f, 1.0f, 0.0f);
|
---|
| 1637 |
|
---|
[2826] | 1638 | string str;
|
---|
| 1639 | string str2;
|
---|
| 1640 |
|
---|
[2829] | 1641 | int len = 10;
|
---|
| 1642 | CalcDecimalPoint(str, renderedTriangles, len);
|
---|
| 1643 | CalcDecimalPoint(str2, bvh->GetBvhStats().mTriangles, len);
|
---|
[2826] | 1644 |
|
---|
| 1645 | int i = 4;
|
---|
| 1646 |
|
---|
[2829] | 1647 | sprintf(msg[i ++], "rendered: %6d of %6d nodes, %s of %s triangles",
|
---|
[2826] | 1648 | renderedNodes, bvh->GetNumVirtualNodes(), str.c_str(), str2.c_str());
|
---|
| 1649 |
|
---|
| 1650 | sprintf(msg[i ++], "traversed: %5d, frustum culled: %5d, query culled: %5d",
|
---|
| 1651 | traversedNodes, frustumCulledNodes, queryCulledNodes);
|
---|
| 1652 |
|
---|
| 1653 | sprintf(msg[i ++], "issued queries: %5d, state changes: %5d, render batches: %5d",
|
---|
| 1654 | issuedQueries, stateChanges, numBatches);
|
---|
| 1655 |
|
---|
| 1656 | for (int j = 4; j < 7; ++ j)
|
---|
[2829] | 1657 | myfont.DrawString(msg[j], 10.0f, winHeight - (j + 1) * 20);
|
---|
[2764] | 1658 | }
|
---|
[2790] | 1659 |
|
---|
[2826] | 1660 | glColor3f(1.0f, 1.0f, 1.0f);
|
---|
| 1661 | static char *alg_str[] = {"Frustum Cull", "Stop and Wait", "CHC", "CHC ++"};
|
---|
[2827] | 1662 |
|
---|
| 1663 | if (!showAlgorithmTime)
|
---|
| 1664 | {
|
---|
| 1665 | sprintf(msg[7], "%s: %6.1f fps", alg_str[renderMode], fps);
|
---|
| 1666 | }
|
---|
| 1667 | else
|
---|
| 1668 | {
|
---|
| 1669 | sprintf(msg[7], "%s: %6.1f ms", alg_str[renderMode], rTime);
|
---|
| 1670 | }
|
---|
[2826] | 1671 |
|
---|
[2829] | 1672 | myfont.DrawString(msg[7], 1.3f, 690.0f, 760.0f);//, top_color, bottom_color);
|
---|
[2827] | 1673 |
|
---|
| 1674 | //sprintf(msg[8], "algorithm time: %6.1f ms", rTime);
|
---|
| 1675 | //myfont.DrawString(msg[8], 720.0f, 730.0f);
|
---|
[2764] | 1676 | }
|
---|
| 1677 |
|
---|
[2826] | 1678 | glDisable(GL_BLEND);
|
---|
| 1679 | glDisable(GL_TEXTURE_2D);
|
---|
| 1680 |
|
---|
[2792] | 1681 | End2D();
|
---|
[2764] | 1682 | }
|
---|
[2796] | 1683 |
|
---|
| 1684 |
|
---|
| 1685 | void RenderSky()
|
---|
| 1686 | {
|
---|
| 1687 | SceneEntityContainer::const_iterator sit, sit_end = skyGeometry.end();
|
---|
| 1688 |
|
---|
| 1689 | for (sit = skyGeometry.begin(); sit != sit_end; ++ sit)
|
---|
| 1690 | (*sit)->Render(&state);
|
---|
[2801] | 1691 | }
|
---|
[2796] | 1692 |
|
---|
| 1693 |
|
---|
[2801] | 1694 | void RenderVisibleObjects()
|
---|
| 1695 | {
|
---|
[2825] | 1696 | state.SetRenderType(RenderState::FIXED);
|
---|
[2796] | 1697 | state.Reset();
|
---|
[2801] | 1698 |
|
---|
| 1699 | glEnable(GL_LIGHTING);
|
---|
| 1700 | glDepthFunc(GL_LEQUAL);
|
---|
| 1701 |
|
---|
| 1702 | //cout << "visible: " << (int)traverser->GetVisibleObjects().size() << endl;
|
---|
| 1703 |
|
---|
| 1704 | SceneEntityContainer::const_iterator sit,
|
---|
| 1705 | sit_end = traverser->GetVisibleObjects().end();
|
---|
| 1706 |
|
---|
| 1707 | for (sit = traverser->GetVisibleObjects().begin(); sit != sit_end; ++ sit)
|
---|
| 1708 | renderQueue->Enqueue(*sit);
|
---|
| 1709 |
|
---|
| 1710 | renderQueue->Apply();
|
---|
| 1711 |
|
---|
| 1712 | glDepthFunc(GL_LESS);
|
---|
| 1713 | }
|
---|
| 1714 |
|
---|
| 1715 |
|
---|
| 1716 | void PlaceViewer(const Vector3 &oldPos)
|
---|
| 1717 | {
|
---|
| 1718 | Vector3 playerPos = camera->GetPosition();
|
---|
| 1719 |
|
---|
[2843] | 1720 | bool validIntersect = sceneQuery->CalcIntersection(playerPos);
|
---|
[2801] | 1721 |
|
---|
[2853] | 1722 | if (validIntersect)
|
---|
[2848] | 1723 | // && ((playerPos.z - oldPos.z) < bvh->GetBox().Size(2) * 1e-1f))
|
---|
[2801] | 1724 | {
|
---|
| 1725 | camera->SetPosition(playerPos);
|
---|
| 1726 | }
|
---|
[2809] | 1727 | }
|
---|