internal VertexStructureSurface(VertexStructure owner, int triangleCapacity)
{
m_owner = owner;
m_indices = new List <int>(triangleCapacity * 3);
m_indexCollection = new IndexCollection(m_indices);
m_triangleCollection = new TriangleCollection(m_indices);
m_materialProperties = new MaterialProperties();
}
/// <summary>
/// Tries to get an existing surface using given MaterialProperties.
/// If none exists, then a new surface is created.
/// </summary>
/// <param name="matProperties">The material properties.</param>
/// <param name="triangleCapacity">The triangle capacity.</param>
public VertexStructureSurface CreateOrGetExistingSurface(MaterialProperties matProperties, int triangleCapacity = 512)
{
foreach (VertexStructureSurface actSurface in m_surfaces)
{
if (actSurface.MaterialProperties == matProperties)
{
return(actSurface);
}
}
VertexStructureSurface result = CreateSurface(triangleCapacity);
result.MaterialProperties = matProperties;
return(result);
}