void Gl1_Polyhedra::go(const shared_ptr<Shape>& cm, const shared_ptr<State>&,bool wire2,const GLViewInfo&)
{
glMaterialv(GL_FRONT,GL_AMBIENT_AND_DIFFUSE,Vector3r(cm->color[0],cm->color[1],cm->color[2]));
glColor3v(cm->color);
Polyhedra* t=static_cast<Polyhedra*>(cm.get());
vector<int> faceTri = t->GetSurfaceTriangulation();
if (wire || wire2) {
glDisable(GL_LIGHTING);
glBegin(GL_LINES);
#define __ONEWIRE(a,b) glVertex3v(t->v[a]);glVertex3v(t->v[b])
for(int tri=0; tri < (int) faceTri.size(); tri+=3) {__ONEWIRE(faceTri[tri],faceTri[tri+1]); __ONEWIRE(faceTri[tri],faceTri[tri+2]); __ONEWIRE(faceTri[tri+1],faceTri[tri+2]);}
#undef __ONEWIRE
glEnd();
}
else
{
Vector3r centroid = t->GetCentroid();
Vector3r faceCenter, n;
glDisable(GL_CULL_FACE); glEnable(GL_LIGHTING);
glBegin(GL_TRIANGLES);
#define __ONEFACE(a,b,c) n=(t->v[b]-t->v[a]).cross(t->v[c]-t->v[a]); n.normalize(); faceCenter=(t->v[a]+t->v[b]+t->v[c])/3.; if((faceCenter-centroid).dot(n)<0)n=-n; glNormal3v(n); glVertex3v(t->v[a]); glVertex3v(t->v[b]); glVertex3v(t->v[c]);
for(int tri=0; tri < (int) faceTri.size(); tri+=3) {__ONEFACE(faceTri[tri],faceTri[tri+1],faceTri[tri+2]);}
#undef __ONEFACE
glEnd();
}
}
void Renderer::setLightHighlighted(int highLev){
// highLev can be <=0 (for 0), or 1 (for 1)
const Vector3r& h=(highLev<=0?highlightEmission0:highlightEmission1);
glMaterialv(GL_FRONT_AND_BACK,GL_EMISSION,h);
glMaterialv(GL_FRONT_AND_BACK,GL_SPECULAR,h);
}
inline void glMaterial( const GLenum & face, const GLenum & pname, const QVector4D & v ) { glMaterialv( face, pname, reinterpret_cast<const float*>(&v) ); }
