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added MultiFaceRandom to random color polygonal faces and improved vertexcolor border (now mixed vertexes have a different color)

This commit is contained in:
Paolo Cignoni 2008-06-26 08:39:28 +00:00
parent 0c68c95685
commit 674096eb00
1 changed files with 38 additions and 8 deletions
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46
vcg/complex/trimesh/update/color.h
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@ -102,20 +102,50 @@ So it just require that you have correctly computed the flags;
- vcg::tri::UpdateColor<Mesh>::VertexBorderFlag(m.cm);
*/
static void VertexBorderFlag( UpdateMeshType &m, Color4b BorderColor=Color4b::Blue, Color4b InternalColor=Color4b::White)
static void VertexBorderFlag( UpdateMeshType &m, Color4b BorderColor=Color4b::Blue, Color4b InternalColor=Color4b::White, Color4b MixColor=Color4b::Cyan)
{
typename UpdateMeshType::VertexIterator vi;
for(vi=m.vert.begin();vi!=m.vert.end();++vi)
if(!(*vi).IsD())
(*vi).C()=InternalColor;
Color4b BaseColor = Color4b::Green;
VertexConstant(m,BaseColor);
typename UpdateMeshType::FaceIterator fi;
for(fi=m.face.begin();fi!=m.face.end();++fi) if(!(*fi).IsD())
for(int j=0;j<3;++j)
if((*fi).IsB(j)){
(*fi).V(j)->C() = BorderColor;
(*fi).V1(j)->C() = BorderColor;
//(*fi).C() = BorderColor;
if( (*fi).V(j)->C() == BaseColor) (*fi).V(j)->C() = BorderColor;
if( (*fi).V(j)->C() == InternalColor) (*fi).V(j)->C() = MixColor;
if( (*fi).V1(j)->C() == BaseColor) (*fi).V1(j)->C() = BorderColor;
if( (*fi).V1(j)->C() == InternalColor) (*fi).V1(j)->C() = MixColor;
} else
{
if( (*fi).V(j)->C() == BaseColor) (*fi).V(j)->C() = InternalColor;
if( (*fi).V(j)->C() == BorderColor) (*fi).V(j)->C() = MixColor;
if( (*fi).V1(j)->C() == BaseColor) (*fi).V1(j)->C() = InternalColor;
if( (*fi).V1(j)->C() == BorderColor) (*fi).V1(j)->C() = MixColor;
}
}
/// This function colores the face of a mesh randomly.
/// The feature bit is used to color polygonal faces uniformly
static void MultiFaceRandom( UpdateMeshType &m)
{
FaceIterator fi;
Color4b BaseColor = Color4b::Black;
FaceConstant(m,BaseColor);
int id=0;
for(fi=m.face.begin();fi!=m.face.end();++fi)
if(!(*fi).IsD())
{
id++;
if((*fi).C() == BaseColor) (*fi).C() = Color4b::Scatter(50, id%50,.4f,.7f);
for(int j=0;j<3;++j)
if((*fi).IsF(j))
{
assert(!IsBorder((*fi),j));
(*fi).FFp(j)->C()= (*fi).C();
}
}
}