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major modifications

This commit is contained in:
Nico Pietroni 2012-05-25 13:22:07 +00:00
parent 5445d99402
commit c469b5b948
1 changed files with 52 additions and 18 deletions
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68
wrap/gl/gl_field.h
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@ -6,15 +6,10 @@ class GLField
typedef typename MeshType::VertexType VertexType; typedef typename MeshType::VertexType VertexType;
typedef typename MeshType::ScalarType ScalarType; typedef typename MeshType::ScalarType ScalarType;
///draw the cross field of a given face static void GLDrawField(CoordType dir[4],
static void GLDrawField(MeshType &mesh, CoordType center,
const FaceType &f,
ScalarType &size) ScalarType &size)
{ {
CoordType center=(f.P0(0)+f.P0(1)+f.P0(2))/3;
CoordType normal=f.cN();
CoordType dir[4];
vcg::tri::CrossField<MeshType>::CrossVector(f,dir);
glLineWidth(1); glLineWidth(1);
vcg::Color4b c; vcg::Color4b c;
vcg::glColor(vcg::Color4b(0,0,0,255)); vcg::glColor(vcg::Color4b(0,0,0,255));
@ -28,6 +23,28 @@ class GLField
glEnd(); glEnd();
} }
///draw the cross field of a given face
static void GLDrawFaceField(const MeshType &mesh,
const FaceType &f,
ScalarType &size)
{
CoordType center=(f.P0(0)+f.P0(1)+f.P0(2))/3;
CoordType normal=f.cN();
CoordType dir[4];
vcg::tri::CrossField<MeshType>::CrossVector(f,dir);
GLDrawField(dir,center,size);
}
static void GLDrawVertField(const MeshType &mesh,
const VertexType &v,
ScalarType &size)
{
CoordType center=v.cP();
CoordType normal=v.cN();
CoordType dir[4];
vcg::tri::CrossField<MeshType>::CrossVector(v,dir);
GLDrawField(dir,center,size);
}
public: public:
@ -41,12 +58,12 @@ public:
MyScalarType size=10; MyScalarType size=10;
glPointSize(size); glPointSize(size);
glBegin(GL_POINTS); glBegin(GL_POINTS);
for (int i=0;i<mymesh.vert.size();i++) for (int i=0;i<mesh.vert.size();i++)
{ {
if (mymesh.vert[i].IsD())continue; if (mesh.vert[i].IsD())continue;
if (!mymesh.vert[i].IsS())continue; if (!mesh.vert[i].IsS())continue;
int mmatch; int mmatch;
bool IsSing=vcg::tri::CrossField<MeshType>::IsSingular(mymesh.vert[i],mmatch); bool IsSing=vcg::tri::CrossField<MeshType>::IsSingular(mesh.vert[i],mmatch);
if (!IsSing)continue; if (!IsSing)continue;
assert(IsSing); assert(IsSing);
assert(mmatch!=0); assert(mmatch!=0);
@ -57,24 +74,41 @@ public:
else else
if (mmatch==3)vcg::glColor(vcg::Color4b(0,255,255,255)); if (mmatch==3)vcg::glColor(vcg::Color4b(0,255,255,255));
vcg::glVertex(mymesh.vert[i].P()); vcg::glVertex(mesh.vert[i].P());
} }
glEnd(); glEnd();
glPopAttrib(); glPopAttrib();
} }
static void GLDrawFaceField(const MeshType &mesh) static void GLDrawFaceField(const MeshType &mesh)
{ {
srand(12345);
glPushAttrib(GL_ALL_ATTRIB_BITS); glPushAttrib(GL_ALL_ATTRIB_BITS);
glEnable(GL_COLOR_MATERIAL); glEnable(GL_COLOR_MATERIAL);
glDisable(GL_LIGHTING); glDisable(GL_LIGHTING);
MyScalarType size=mymesh.bbox.Diag()/100.0; MyScalarType size=mesh.bbox.Diag()/100.0;
vcg::Color4b c=vcg::Color4b(255,0,0,255); vcg::Color4b c=vcg::Color4b(255,0,0,255);
for (int i=0;i<mymesh.face.size();i++) for (int i=0;i<mesh.face.size();i++)
{ {
if (mymesh.face[i].IsD())continue; if (mesh.face[i].IsD())continue;
GLDrawField(mymesh,mymesh.face[i],size); //if (!mesh.face[i].leading)continue;
GLDrawFaceField(mesh,mesh.face[i],size);
}
glPopAttrib();
}
static void GLDrawVertField(const MeshType &mesh)
{
glPushAttrib(GL_ALL_ATTRIB_BITS);
glEnable(GL_COLOR_MATERIAL);
glDisable(GL_LIGHTING);
MyScalarType size=mesh.bbox.Diag()/100.0;
vcg::Color4b c=vcg::Color4b(255,0,0,255);
for (int i=0;i<mesh.vert.size();i++)
{
if (mesh.vert[i].IsD())continue;
//if (!mesh.face[i].leading)continue;
GLDrawVertField(mesh,mesh.vert[i],size);
} }
glPopAttrib(); glPopAttrib();
} }