MaterialPeonNegro::MaterialPeonNegro(){
textura = NULL;
color[0] = Tupla4f(0,0,0,1);
color[1] = Tupla4f(0,0,0,1);
color[2] = Tupla4f(0.01,0.01,0.01,1);
color[3] = Tupla4f(0.7,0.7,0.7,1);
exponente = 5;
}
FuenteDireccional::FuenteDireccional( float alpha_inicial, float beta_inicial ){
posvec = Tupla4f(0, 0, 0,0);
lng=alpha_inicial;
lat=beta_inicial;
colores[0] = Tupla4f(0.9,0.9,0.9,1.0);
colores[1] = Tupla4f(0.9,0.9,0.9,1.0);
colores[2] = Tupla4f(0.9,0.9,0.9,1.0);
}
MaterialLata::MaterialLata(){
textura = new Textura("../imgs/lata-coke.jpg",0);
color[0]=Tupla4f(0.2,0.2,0.2,1.0);
color[1]=Tupla4f(0.02,0.02,0.02,1.0);
color[2]=Tupla4f(0.4,0.4,0.4,1.0);
color[3]=Tupla4f(1.0,1.0,1.0,1.0);
exponente=5;
}
MaterialPeonMadera::MaterialPeonMadera(){
textura = new Textura("../imgs/text-madera.jpg",1);
color[0] = Tupla4f(0.3,0.3,0.3,1);
color[1] = Tupla4f(0.05,0.05,0.05,1);
color[2] = Tupla4f(0.7,0.7,0.7,1);
color[3] = Tupla4f(1,1,1,1);
exponente = 6;
}
MaterialTapasLata::MaterialTapasLata(){
text = NULL;
color[0]=Tupla4f(0.3,0.3,0.3,1.0);
color[1]=Tupla4f(0.03,0.03,0.03,1.0);
color[2]=Tupla4f(0.3,0.3,0.3,1.0);
color[3]=Tupla4f(1.0,1.0,1.0,1.0);
exponente=1;
}
MaterialBlanco::MaterialBlanco(){
text=NULL;
color[0]=Tupla4f(0.5,0.5,0.5,1.0);
color[1]=Tupla4f(0.05,0.05,0.05,1.0);
color[2]=Tupla4f(0.2,0.2,0.2,1.0);
color[3]=Tupla4f(0.0,0.0,0.0,0.0);
exponente=5;
}
MaterialMadera::MaterialMadera(){
text = new Textura("../imgs/text-madera.jpg",2);
color[0]=Tupla4f(0.3,0.3,0.3,1.0);
color[1]=Tupla4f(0.05,0.05,0.05,1.0);
color[2]=Tupla4f(0.7,0.7,0.7,1.0);
color[3]=Tupla4f(1.0,1.0,1.0,1.0);
exponente=6;
}
MaterialNegro::MaterialNegro(){
text=NULL;
color[0]=Tupla4f(0.0, 0.0, 0.0, 1.0);
color[1]=Tupla4f(0.0, 0.0, 0.0, 1.0);
color[2]=Tupla4f(0.01,0.01,0.01,1.0);
color[3]=Tupla4f(0.7,0.7,0.7,1.0);
exponente=5;
}
// activa la fuente de luz (con número GL_LIGHT0+i)
void FuenteLuz::activar( int i ) {
glEnable(GL_LIGHT0+i);
// glLightfv(GL_LIGHT0+i, GL_POSITION, fuentes[i]->posvec);
glLightfv(GL_LIGHT0+i, GL_AMBIENT, colores[0]); // hace SiA := (ra, ga, ba)
glLightfv(GL_LIGHT0+i, GL_DIFFUSE, colores[1]); // hace SiD := (rd, gd, bd)
glLightfv(GL_LIGHT0+i, GL_SPECULAR, colores[2]); // hace SiS := (rs , gs , bs)
if(posvec[3]==1){
glLightfv(GL_LIGHT0+i, GL_POSITION, posvec);
}
else{
//const float[4] ejez={0,0,1,0};
glMatrixMode(GL_MODELVIEW);
glPushMatrix();
glLoadIdentity();
// hacer M = Ide glMultMatrix( A ) ; // A podría ser Ide,V o V N
// (3) rotación α grados en torno a eje Y
glRotatef( lng, 0.0, 1.0, 0.0 ) ; // (2) rotación β grados en torno al eje X-
glRotatef( lat, -1.0, 0.0, 0.0 ) ; // (1) hacer li := (0, 0, 1) (paralela eje Z+)
glLightfv( GL_LIGHT0+i, GL_POSITION, Tupla4f(0,0,1,0) );
glPopMatrix() ;
}
glEnable(GL_DEPTH_TEST); //Activa el buffer de profundidad.
}
Tupla3f Matriz4x4::operator*(Tupla3f& t)
{
Tupla4f resultado;
Tupla4f t2 = Tupla4f(t[0],t[1],t[2],1);
for (unsigned fila = 0; fila < 4; fila++)
{
resultado[fila] = 0.0f;
for (unsigned col = 0; col < 4; col++)
{
resultado[fila] += this->coe[col][fila]*t2[col];
}
}
return Tupla3f(resultado[0],resultado[1],resultado[2]);
}
MaterialPeonNegro::MaterialPeonNegro()
{
this=new MaterialEstandar(Tupla4f(0.0, 0.0, 0.0, 1.0),Tupla4f(0.02, 0.02, 0.02, 1.0),Tupla4f(0.0, 0.0, 0.0, 1.0),Tupla4f(1.0, 1.0, 1.0, 1.0),3.0);
}
// colores: 0=ambiental, 1=difuso, 2=especular.
FuentePosicional::FuentePosicional( const Tupla3f & posicion ){
posvec = Tupla4f(posicion[0], posicion[1], posicion[2], 1);
colores[0] = Tupla4f(0.2,0.3,0.4,1.0);
colores[1] = Tupla4f(0.2,0.3,0.4,1.0);
colores[2] = Tupla4f(0.2,0.3,0.4,1.0);
}
