Exemple #1
0
void project2() {
    // Create scene
    Scene scn;
    scn.SetSkyColor(Color(0.8f, 0.8f, 1.0f));
    
    // Create ground
    MeshObject ground;
    ground.MakeBox(5.0f,0.1f,5.0f);
    scn.AddObject(ground);
    
    // Create dragon
    MeshObject dragon;
    dragon.LoadPLY("dragon.ply");
    dragon.Smooth();
    
    std::chrono::time_point<std::chrono::system_clock> start, end;
    start = std::chrono::system_clock::now();
    
    std::cout <<  "Constructing the tree ..." << std::endl;
    
    BoxTreeObject tree;
    tree.Construct(dragon);
    scn.AddObject(tree);
    
    end = std::chrono::system_clock::now();
    std::chrono::duration<double> elapsed_seconds = end-start;
    
    std::cout << "Tree construcion done in " << elapsed_seconds.count() * 1000 << " milliseconds" <<  std::endl;

    
    // Create instance
    InstanceObject inst(tree);
    Matrix34 mtx;
    mtx.MakeRotateY(PI);
    mtx.d.Set(-0.05f,0.0f,-0.1f);
    inst.SetMatrix(mtx); scn.AddObject(inst);

    // Create lights
    DirectLight sunlgt;
    sunlgt.SetBaseColor(Color(1.0f, 1.0f, 0.9f));
    sunlgt.SetIntensity(1.0f);
    sunlgt.SetDirection(Vector3(2.0f, -3.0f, -2.0f));
    scn.AddLight(sunlgt);

    PointLight redlgt;
    redlgt.SetBaseColor(Color(1.0f, 0.2f, 0.2f));
    redlgt.SetIntensity(0.02f);
    redlgt.SetPosition(Vector3(-0.2f, 0.2f, 0.2f));
    scn.AddLight(redlgt);

    PointLight bluelgt;
    bluelgt.SetBaseColor(Color(0.2f, 0.2f, 1.0f));
    bluelgt.SetIntensity(0.02f);
    bluelgt.SetPosition(Vector3(0.1f, 0.1f, 0.3f));
    scn.AddLight(bluelgt);

    // Create camera
    Camera cam;
    cam.LookAt(Vector3(-0.1f,0.1f,0.2f),Vector3(-0.05f,0.12f,0.0f));
    cam.SetFOV(40.0f);
    cam.SetAspect(1.33f);
    cam.SetResolution(800,600);

    start = std::chrono::system_clock::now();
    std::cout <<  "Rendering the scene ..." << std::endl;
    
    // Render image
    cam.Render(scn);
    cam.SaveBitmap("project2.bmp");
    
    end = std::chrono::system_clock::now();
    elapsed_seconds = end-start;
    
    std::cout << "Scene rendering done in " << elapsed_seconds.count() * 1000 << " milliseconds" <<  std::endl;

}
Exemple #2
0
void project3() {
    // Create scene
    Scene scn;
    scn.SetSkyColor(Color(0.8f, 0.9f, 1.0f));
    
    // Materials
    const int nummtls=4;
    AshikhminMaterial mtl[nummtls];
    
    // Diffuse
    mtl[0].SetSpecularLevel(0.0f);
    mtl[0].SetDiffuseLevel(1.0f);
    mtl[0].SetDiffuseColor(Color(0.7f,0.7f,0.7f));
    
    // Roughened copper
    mtl[1].SetDiffuseLevel(0.0f);
    mtl[1].SetSpecularLevel(1.0f);
    mtl[1].SetSpecularColor(Color(0.9f,0.6f,0.5f));
    mtl[1].SetRoughness(100.0f,100.0f);
    
    // Anisotropic gold
    mtl[2].SetDiffuseLevel(0.0f);
    mtl[2].SetSpecularLevel(1.0f);
    mtl[2].SetSpecularColor(Color(0.95f,0.7f,0.3f));
    mtl[2].SetRoughness(1.0f,1000.0f);
    
    // Red plastic
    mtl[3].SetDiffuseColor(Color(1.0f,0.1f,0.1f));
    mtl[3].SetDiffuseLevel(0.8f);
    mtl[3].SetSpecularLevel(0.2f);
    mtl[3].SetSpecularColor(Color(1.0f,1.0f,1.0f));
    mtl[3].SetRoughness(1000.0f,1000.0f);
    
    // Load dragon mesh
    MeshObject dragon;
    dragon.LoadPLY("dragon.ply");
    
    // Create box tree
    BoxTreeObject tree;
    tree.Construct(dragon);
    
    // Create ground
    LambertMaterial lambert;
    lambert.SetDiffuseColor(Color(0.3f,0.3f,0.35f));
    MeshObject ground;
    ground.MakeBox(2.0f,0.11f,2.0f,&lambert);
    scn.AddObject(ground);

    
    // Create dragon instances
    Matrix34 mtx;
    for(int i=0;i<nummtls;i++) {
        InstanceObject *inst=new InstanceObject(tree);
        mtx.d.Set(0.0f,0.0f,-0.1f*float(i));
        inst->SetMatrix(mtx);
        inst->SetMaterial(&mtl[i]);
        scn.AddObject(*inst);
    }
    
    // Create lights
    DirectLight sunlgt;
    sunlgt.SetBaseColor(Color(1.0f, 1.0f, 0.9f));
    sunlgt.SetIntensity(1.0f);
    sunlgt.SetDirection(Vector3(2.0f, -3.0f, -2.0f));
    scn.AddLight(sunlgt);
    
    // Create camera
    Camera cam;
    cam.LookAt(Vector3(-0.5f,0.25f,-0.2f),Vector3(0.0f,0.15f,-0.15f));
    cam.SetFOV(40.0f); 
    cam.SetAspect(1.33f); 
    cam.SetResolution(800,600); 
    cam.SetSuperSample(100);
    
    // Render image 
    cam.Render(scn); 
    cam.SaveBitmap("project3.bmp"); 
}