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in the functions for creating meshes: corrected bug in the OrientedRect and changed the interface of the grid to allow the creation of a flag grid

This commit is contained in:
Paolo Cignoni 2012-05-06 14:22:29 +00:00
parent 0cad100f9d
commit 05195b6201
1 changed files with 13 additions and 11 deletions
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24
vcg/complex/algorithms/create/platonic.h
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@ -588,24 +588,26 @@ void Build( MeshType & in, const V & v, const F & f)
// Once generated the vertex positions it uses the FaceGrid function to generate the faces;
template <class MeshType>
void Grid(MeshType & in, int w, int h, float wl, float hl, float *data)
void Grid(MeshType & in, int w, int h, float wl, float hl, float *data=0)
{
typedef typename MeshType::CoordType CoordType;
typedef typename MeshType::VertexPointer VertexPointer;
typedef typename MeshType::VertexIterator VertexIterator;
typedef typename MeshType::FaceIterator FaceIterator;
typedef typename MeshType::CoordType CoordType;
typedef typename MeshType::VertexPointer VertexPointer;
typedef typename MeshType::VertexIterator VertexIterator;
typedef typename MeshType::FaceIterator FaceIterator;
in.Clear();
Allocator<MeshType>::AddVertices(in,w*h);
Allocator<MeshType>::AddVertices(in,w*h);
float wld=wl/float(w-1);
float hld=hl/float(h-1);
float zVal=0;
for(int i=0;i<h;++i)
for(int j=0;j<w;++j)
in.vert[i*w+j].P()=CoordType ( j*wld, i*hld, data[i*w+j]);
FaceGrid(in,w,h);
{
if(data) zVal=data[i*w+j];
in.vert[i*w+j].P()=CoordType ( j*wld, i*hld, zVal) ;
}
FaceGrid(in,w,h);
}
@ -876,7 +878,7 @@ void OrientedRect(MeshType &square, float width, float height, Point3f c, Point3
square.Clear();
Matrix44f rotM;
tri::Grid(square,2,2,width,height,zeros);
tri::UpdatePosition<MeshType>::Translate(square,Point3f(-5.0f,-5.0f,0.0f));
tri::UpdatePosition<MeshType>::Translate(square,Point3f(-width/2.0f,-height/2.0f,0.0f));
if(angleDeg!=0){
tri::UpdatePosition<MeshType>::Translate(square,preRotTra);
rotM.SetRotateDeg(angleDeg,dir);