TraceEngine.h Source File

00001 /*
00002   File: TraceEngine.h
00003 
00004   Copyright(C) C. Kotterink, Computed Graphics
00005 */
00006 #ifndef TRACE_ENGINE_H
00007 #define TRACE_ENGINE_H
00008 
00009 #include<Image.h>
00010 #include<Scene.h>
00011 
00012 #include<string>
00013 #include<time.h>
00014 
00017 class TraceEngine
00018 {
00019 public:
00020     TraceEngine(unsigned int w, unsigned int h);
00021     ~TraceEngine();
00022 
00023     void frames(unsigned int n) {
00024         noFrames = n;
00025     }
00026     void frameRate(float f) {
00027          rate = f;
00028     }
00029     bool open(const string &fileName);
00030     void start(unsigned int startFrame = 0);
00031 
00032 private:
00033     static const int R = 5;
00034 
00035     void traceLine(
00036         unsigned int h, Matrix3 &cameraOrientation, Color4 *buffer);
00037     void frame();
00038     void writeFrame();
00039     void setupRay(Vertex3 &r, unsigned int w, unsigned int h);
00040     void createFileName(string &fileName);
00041     void printTime();
00042 
00043     const unsigned int width;
00044     const unsigned int height;
00045     unsigned int frameNumber;
00046     unsigned int noFrames;
00047     float rate;
00048     string sceneName;
00049     Scene scene;
00050     Image image;
00051 
00052     time_t lastFrameTime;
00053 };
00054 #endif