public void Render(ExtrusionPath extrusionpath)
{
for (int i = 0; i < extrusionpath.NumberOfTransforms - 1; i++)
{
for (int j = 0; j < iNumPoints - 1; j++)
{
// p1 - p4 are the quad we are rendering
GLVector3d p1 = extrusionpath.GetTransformedVertex(points[j], i);
GLVector3d p2 = extrusionpath.GetTransformedVertex(points[j + 1], i);
GLVector3d p3 = extrusionpath.GetTransformedVertex(points[j + 1], i + 1);
GLVector3d p4 = extrusionpath.GetTransformedVertex(points[j], i + 1);
Vector2 t1 = texturemapping.GetTextureCoordinate(new Vector2((double)j / (iNumPoints - 1), (double)i / (extrusionpath.NumberOfTransforms - 1)));
Vector2 t2 = texturemapping.GetTextureCoordinate(new Vector2((double)(j + 1) / (iNumPoints - 1), (double)i / (extrusionpath.NumberOfTransforms - 1)));
Vector2 t3 = texturemapping.GetTextureCoordinate(new Vector2((double)(j + 1) / (iNumPoints - 1), (double)(i + 1) / (extrusionpath.NumberOfTransforms - 1)));
Vector2 t4 = texturemapping.GetTextureCoordinate(new Vector2((double)j / (iNumPoints - 1), (double)(i + 1) / (extrusionpath.NumberOfTransforms - 1)));
GLVector3d normal = CalculateNormal(p1, p2, p3, p4);
renderer.SetNormal(normal.x, normal.y, normal.z);
renderer.StartTriangle();
renderer.SetTextureCoord(t1.x, t1.y);
renderer.AddVertex(p1.x, p1.y, p1.z);
renderer.SetTextureCoord(t2.x, t2.y);
renderer.AddVertex(p2.x, p2.y, p2.z);
renderer.SetTextureCoord(t3.x, t3.y);
renderer.AddVertex(p3.x, p3.y, p3.z);
renderer.EndTriangle();
renderer.StartTriangle();
renderer.SetTextureCoord(t1.x, t1.y);
renderer.AddVertex(p1.x, p1.y, p1.z);
renderer.SetTextureCoord(t3.x, t3.y);
renderer.AddVertex(p3.x, p3.y, p3.z);
renderer.SetTextureCoord(t4.x, t4.y);
renderer.AddVertex(p4.x, p4.y, p4.z);
renderer.EndTriangle();
}
}
}
public void Render( ExtrusionPath extrusionpath )
{
for( int i = 0; i < extrusionpath.NumberOfTransforms - 1; i++ )
{
for( int j = 0; j < iNumPoints - 1; j++ )
{
// p1 - p4 are the quad we are rendering
GLVector3d p1 = extrusionpath.GetTransformedVertex( points[j], i );
GLVector3d p2 = extrusionpath.GetTransformedVertex( points[j + 1], i );
GLVector3d p3 = extrusionpath.GetTransformedVertex( points[j + 1], i + 1 );
GLVector3d p4 = extrusionpath.GetTransformedVertex( points[j], i + 1 );
Vector2 t1 = texturemapping.GetTextureCoordinate( new Vector2( (double)j / (iNumPoints - 1 ), (double)i / ( extrusionpath.NumberOfTransforms - 1 ) ) );
Vector2 t2 = texturemapping.GetTextureCoordinate( new Vector2( (double)( j + 1 ) / (iNumPoints - 1 ), (double)i / ( extrusionpath.NumberOfTransforms - 1 ) ) );
Vector2 t3 = texturemapping.GetTextureCoordinate( new Vector2( (double)( j + 1 ) / (iNumPoints - 1 ), (double)( i + 1 ) / ( extrusionpath.NumberOfTransforms - 1 ) ) );
Vector2 t4 = texturemapping.GetTextureCoordinate( new Vector2( (double)j / (iNumPoints - 1 ), (double)( i + 1 ) / ( extrusionpath.NumberOfTransforms - 1 ) ) );
GLVector3d normal = CalculateNormal( p1,p2,p3, p4 );
renderer.SetNormal( normal.x, normal.y, normal.z );
renderer.StartTriangle();
renderer.SetTextureCoord( t1.x, t1.y );
renderer.AddVertex( p1.x, p1.y, p1.z );
renderer.SetTextureCoord( t2.x, t2.y );
renderer.AddVertex( p2.x, p2.y, p2.z );
renderer.SetTextureCoord( t3.x, t3.y );
renderer.AddVertex( p3.x, p3.y, p3.z );
renderer.EndTriangle();
renderer.StartTriangle();
renderer.SetTextureCoord( t1.x, t1.y );
renderer.AddVertex( p1.x, p1.y, p1.z );
renderer.SetTextureCoord( t3.x, t3.y );
renderer.AddVertex( p3.x, p3.y, p3.z );
renderer.SetTextureCoord( t4.x, t4.y );
renderer.AddVertex( p4.x, p4.y, p4.z );
renderer.EndTriangle();
}
}
}
public GLVector3d GetTransformedVertex( ExtrusionPath extrusionpath, int iPathSliceIndex, int iPointIndex )
{
return extrusionpath.GetTransformedVertex( points[iPointIndex], iPathSliceIndex );
}
public GLVector3d GetTransformedVertex(ExtrusionPath extrusionpath, int iPathSliceIndex, int iPointIndex)
{
return(extrusionpath.GetTransformedVertex(points[iPointIndex], iPathSliceIndex));
}
