void Picture::render(int w, int h )
{
//while(true){
// Get BasicObjects
BasicObject* obj = new BasicObject( OBJ_FILE );
Vertex* eye = new Vertex( 0,0,0 );
Vertex* at = new Vertex(0,0,0);
Matrix* camera = buildCamera( CMRA_FILE, eye, at );
// Scene creation
Scene* scene = new Scene();
// Set up lighting
double shading[8];
getShadingInfo( SHADE_FILE, shading );
Light* light = new Light();
Vertex* light_loc = new Vertex( shading[0], shading[1], shading[2] );
Color* light_clr = new Color( LGHT_CLR );
light->setLocation( light_loc );
light->setColor( light_clr );
Color* amb = new Color( AMB_CLR );
// Add objects to the scene.
InstanceObject* sp = buildInstanceObject( TRS_FILE, obj );
sp->setShininess( shading[7] );
scene->addNode( sp );
scene->render( w, h, light, eye, at, amb );
delete eye;
delete at;
delete amb;
delete light;
delete scene;
//}
}
void Picture::render(Pixel* pix)
{
//while(true){
// Get BasicObjects
BasicObject* obj = readObject( OBJ_FILE );
double z[3];
getZValues( FOV_FILE, z );
//WNACI
Matrix* wnd = AffineTransforms::windowingTransform(pix->getWidth(),
pix->getHeight());
Matrix* aspct = AffineTransforms::aspectRatio(pix->getWidth(),
pix->getHeight(), z[0]); // Matrix for aspect ratio.
Vertex* eye = new Vertex( 0,0,0 );
Matrix* camera = buildCamera( CMRA_FILE, eye );
Matrix* normal = AffineTransforms::perspective( z[1], z[2] );
Matrix* tmp = aspct->multiply(camera);
delete camera;
delete aspct;
Matrix* tmp2 = normal->multiply( tmp );
delete tmp;
delete normal;
Matrix* wnca = wnd->multiply(tmp2);
delete tmp2;
delete wnd;
// END WNACI
// Scene creation
Scene* scene = new Scene(wnca);
// Set up lighting
double shading[8];
getShadingInfo( SHADE_FILE, shading );
Light* light = new Light();
Vertex* light_loc = new Vertex( shading[0], shading[1], shading[2] );
Color* light_clr = new Color( LGHT_CLR );
light->setLocation( light_loc );
light->setColor( light_clr );
Color* amb = new Color( AMB_CLR );
// Add objects to the scene.
InstanceObject* sp = buildInstanceObject( TRS_FILE, obj );
sp->setShininess( shading[7] );
scene->addNode( sp );
scene->render( pix, light, eye, amb, shading[6] );
delete eye;
delete amb;
delete light;
delete scene;
//}
}
InstanceObject* Picture::buildInstanceObject(char* fileName, BasicObject* obj)
{
InstanceObject* io = new InstanceObject(obj);
FileIO* inputFile = new FileIO(fileName, 1); //for reading
//scale transformation
string line = inputFile->readLine(); //skip this line
line = inputFile->readLine();
double sx = atof(line.c_str());
line = inputFile->readLine();
double sy = atof(line.c_str());
line = inputFile->readLine();
double sz = atof(line.c_str());
Matrix* scale = AffineTransforms::scale(sx, sy, sz);
//rotation transformations
line = inputFile->readLine(); //skip this line
line = inputFile->readLine();
double rx = atof(line.c_str());
Matrix* rotX = AffineTransforms::rotateX(rx);
line = inputFile->readLine();
double ry = atof(line.c_str());
Matrix* rotY = AffineTransforms::rotateY(ry);
line = inputFile->readLine();
double rz = atof(line.c_str());
Matrix* rotZ = AffineTransforms::rotateZ(rz);
//translation transformation
line = inputFile->readLine(); //skip this line
line = inputFile->readLine();
double tx = atof(line.c_str());
line = inputFile->readLine();
double ty = atof(line.c_str());
line = inputFile->readLine();
double tz = atof(line.c_str());
Matrix* translate = AffineTransforms::translate(tx, ty, tz);
//material
line = inputFile->readLine(); //skip this line
line = inputFile->readLine();
double mr = atof(line.c_str());
line = inputFile->readLine();
double mg = atof(line.c_str());
line = inputFile->readLine();
double mb = atof(line.c_str());
Color* mat = new Color(mr, mg, mb);
io->setDiffuseMaterial(mat);
//standard TRS form
io->buildTransform(scale); //deletes the matrix when done
io->buildTransform(rotX);
io->buildTransform(rotY);
io->buildTransform(rotZ);
io->buildTransform(translate);
//Get shininess
FileIO* shaderFile = new FileIO("shade.txt", 1);
line = shaderFile->readLine();
line = shaderFile->readLine();
line = shaderFile->readLine();
line = shaderFile->readLine();
line = shaderFile->readLine();
line = shaderFile->readLine();
line = shaderFile->readLine();
line = shaderFile->readLine();
line = shaderFile->readLine();
line = shaderFile->readLine();
line = shaderFile->readLine();
line = shaderFile->readLine();
io->setShininess(atof(line.c_str()));
delete shaderFile;
delete inputFile;
return io;
}
