private static VertexAttribPointerType get_attrib_type(Attribtype type)
{
switch (type)
{
case Attribtype.Float:
case Attribtype.Vec2:
case Attribtype.Vec3:
return(VertexAttribPointerType.Float);
case Attribtype.Double:
case Attribtype.DVec2:
case Attribtype.DVec3:
return(VertexAttribPointerType.Double);
case Attribtype.Int:
case Attribtype.IVec2:
case Attribtype.IVec3:
return(VertexAttribPointerType.Int);
}
throw new Exception();
}
private static int get_attrib_size(Attribtype type)
{
switch (type)
{
case Attribtype.Float:
case Attribtype.Double:
case Attribtype.Int:
return(1);
case Attribtype.Vec2:
case Attribtype.DVec2:
case Attribtype.IVec2:
return(2);
case Attribtype.Vec3:
case Attribtype.DVec3:
case Attribtype.IVec3:
return(3);
}
throw new Exception();
}
public void attrib_pointer(int index, Attribtype type, int stride, int offset) => attrib_pointer(index, type, false, stride, offset);
public void attrib_pointer(int index, Attribtype type, bool normalized, int stride, int offset) => attrib_pointer(index, get_attrib_size(type), get_attrib_type(type), normalized, stride, offset);
