TextureData::TextureData(void)
{
//Textures = ListContainer();
textureId = -1;
// Add to texture list
Textures.Add(this);
}
// Generate Subtriangles for each Face
void Brush::PerformIntersections(ListContainer<SimpleTriangle>* resultingTriangles)
{
ListContainer<SimpleTriangle>* subTriangles;
if(!PerformedIntersections)
{
ListContainer<MapTriangle> IntersectionTriangles;
IntersectionTriangles.PerformCleanup = false;
ListContainer<MapTriangle>* curTriangles;
bool isHidden;
vec3 curCenter;
float threshold = 0.01f;
// Make a Local list with possible intersections
IntersectingBrushes.InitReader();
while(IntersectingBrushes.Read())
{
curTriangles = &IntersectingBrushes.Cur->Triangles;
curTriangles->InitReader();
while(curTriangles->Read())
{
IntersectionTriangles.Add(curTriangles->Cur);
}
}
// Perform Operations Per Triangle
Triangles.GetIndex();
for (int i = 0; i < Triangles.Length; i++)
{
Triangles.Index[i]->GenerateSubTriangles(&IntersectionTriangles);
// Perform Operations Per Sub Triangle
subTriangles = &Triangles.Index[i]->SubTriangles;
subTriangles->GetIndex();
int currentLength = subTriangles->Length;
for (int j = 0; j < currentLength; j++)
{
//Visibility Testing
isHidden = false;
curCenter = subTriangles->Index[j]->Center();
curCenter += subTriangles->Index[j]->Normal()*threshold;
IntersectingBrushes.InitReader();
while (IntersectingBrushes.Read())
{
if(IntersectingBrushes.Cur->PointTest(curCenter))
{
subTriangles->RemoveDelete(subTriangles->Index[j]);
break;
}
}
}
}
PerformedIntersections = true;
}
// Return Subtriangles
Triangles.InitReader();
while(Triangles.Read())
{
subTriangles = &Triangles.Cur->SubTriangles;
subTriangles->InitReader();
while(subTriangles->Read())
{
resultingTriangles->Add(subTriangles->Cur->Copy());
}
}
}