#include <Graphic3d_Group.hxx>
#include <Graphic3d_AspectFillArea3d.hxx>
#include <Graphic3d_ArrayOfTriangles.hxx>
-#include <Graphic3d_ArrayOfPrimitives.hxx>
IMPLEMENT_STANDARD_HANDLE(AIS_Triangulation, AIS_InteractiveObject)
case 0:
const TColgp_Array1OfPnt& nodes = myTriangulation->Nodes(); //Nodes
const Poly_Array1OfTriangle& triangles = myTriangulation->Triangles(); //Triangle
- const TShort_Array1OfShortReal& normals = myTriangulation->Normals(); //Normal
- Standard_Boolean hasVNormals = Standard_False;
- Standard_Boolean hasVColors = Standard_False;
- if( normals.Length() > 0 )
- hasVNormals = Standard_True;
- if( myFlagColor == 1 )
- hasVColors = Standard_True;
+ Standard_Boolean hasVNormals = myTriangulation->HasNormals();
+ Standard_Boolean hasVColors = (myFlagColor == 1);
- Handle(Graphic3d_ArrayOfTriangles) array =
+ Handle(Graphic3d_ArrayOfTriangles) anArray =
new Graphic3d_ArrayOfTriangles ( myNbNodes, //maxVertexs
myNbTriangles * 3,//maxEdges
hasVNormals, //hasVNormals
Standard_Integer j;
Standard_Real ambient = aspect->FrontMaterial().Ambient();
- for ( i = nodes.Lower(); i<= nodes.Upper(); i++ ){
- if( myFlagColor == 1 )
- array->AddVertex( nodes(i), AttenuateColor(myColor->Value(i),ambient));
- if( myFlagColor == 0 )
- array->AddVertex( nodes(i) );
- j = (i - nodes.Lower()) * 3;
- array->SetVertexNormal(i, normals(j+1), normals(j+2), normals(j+3));
+ if (hasVNormals)
+ {
+ const TShort_Array1OfShortReal& normals = myTriangulation->Normals();
+ if (hasVColors)
+ {
+ const TColStd_Array1OfInteger& colors = myColor->Array1();
+ for ( i = nodes.Lower(); i <= nodes.Upper(); i++ )
+ {
+ j = (i - nodes.Lower()) * 3;
+ anArray->AddVertex(nodes(i), AttenuateColor(colors(i), ambient));
+ anArray->SetVertexNormal(i, normals(j+1), normals(j+2), normals(j+3));
+ }
+ }
+ else // !hasVColors
+ {
+ for ( i = nodes.Lower(); i <= nodes.Upper(); i++ )
+ {
+ j = (i - nodes.Lower()) * 3;
+ anArray->AddVertex(nodes(i));
+ anArray->SetVertexNormal(i, normals(j+1), normals(j+2), normals(j+3));
+ }
+ }
+ }
+ else // !hasVNormals
+ {
+ if (hasVColors)
+ {
+ const TColStd_Array1OfInteger& colors = myColor->Array1();
+ for ( i = nodes.Lower(); i <= nodes.Upper(); i++ )
+ {
+ anArray->AddVertex(nodes(i), AttenuateColor(colors(i), ambient));
+ }
+ }
+ else // !hasVColors
+ {
+ for ( i = nodes.Lower(); i <= nodes.Upper(); i++ )
+ {
+ anArray->AddVertex(nodes(i));
+ }
+ }
}
Standard_Integer indexTriangle[3] = {0,0,0};
for ( i = triangles.Lower(); i<= triangles.Upper(); i++ ) {
triangles(i).Get(indexTriangle[0], indexTriangle[1], indexTriangle[2]);
- array->AddEdge(indexTriangle[0]);
- array->AddEdge(indexTriangle[1]);
- array->AddEdge(indexTriangle[2]);
+ anArray->AddEdge(indexTriangle[0]);
+ anArray->AddEdge(indexTriangle[1]);
+ anArray->AddEdge(indexTriangle[2]);
}
TheGroup->SetPrimitivesAspect(aspect);
- TheGroup->BeginPrimitives();
- TheGroup->AddPrimitiveArray(array);
- TheGroup->EndPrimitives();
+ TheGroup->AddPrimitiveArray(anArray);
break;
}
}