public float intersects(Triangle tri, ref Vector3 collisionPoint, ref Vector3 surfaceNormal)
{
throw new System.NotImplementedException("Triangle intersection not implemented yet. GPU only.");
}
public float intersects(Triangle tri)
{
throw new System.NotImplementedException("Triangle intersection not implemented yet. GPU only.");
}
public void addTriangle(Vector3 point0, Vector3 point1, Vector3 point2, int materialIndex)
{
// Pack triangle
Triangle tri = new Triangle(point0, point1, point2, materialIndex);
//_geometryArray[numTris++] = tri;
// Translate to grid space.
Vector3 p0 = point0 - _gridOrigin;
Vector3 p1 = point1 - _gridOrigin;
Vector3 p2 = point2 - _gridOrigin;
int minX = (int)( System.Math.Min(p0.X, System.Math.Min(p1.X, p2.X)) / CellSize);
int minY = (int)(System.Math.Min(p0.Y, System.Math.Min(p1.Y, p2.Y)) / CellSize);
int minZ = (int)(System.Math.Min(p0.Z, System.Math.Min(p1.Z, p2.Z)) / CellSize);
int maxX = (int)(System.Math.Max(p0.X, System.Math.Max(p1.X, p2.X)) / CellSize);
int maxY = (int)(System.Math.Max(p0.Y, System.Math.Max(p1.Y, p2.Y)) / CellSize);
int maxZ = (int)(System.Math.Max(p0.Z, System.Math.Max(p1.Z, p2.Z)) / CellSize);
int cellCount = 0;
// Add a reference to model to every cell the bounding box intesects
for (int x = minX; x <= maxX; x++)
{
for (int y = minY; y <= maxY; y++)
{
for (int z = minZ; z <= maxZ; z++)
{
Voxel voxelData = this[x, y, z];
int geometryIndex = (x * GridResolution * GridResolution + y * GridResolution + z) * VectorsPerVoxel;
_geometryArray[geometryIndex + voxelData.PrimitiveCount] = tri;
voxelData.PrimitiveCount += 1;
this[x, y, z] = voxelData;
cellCount++;
}
}
}
}
