void BindTransform(Matrix4 a_transform, Matrix3 a_rotationMatrix)
{
UniformBufferObject ubo = m_graphics.TransformBufferObject;
Graphics.TransformContainer transContainer = new Graphics.TransformContainer
{
Transform = a_transform,
RotationMatrix = a_rotationMatrix
};
ubo.UpdateData(transContainer);
ubo.UpdateBuffer();
GL.BindBufferBase(BufferRangeTarget.UniformBuffer, Material.TransformUBOIndex, ((OpenTKUniformBufferObject)ubo.InternalObject).Handle);
#if DEBUG_INFO
Pipeline.GLError("Graphics: Binding Transform: ");
#endif
}
void BindTransform(Transform a_transform, ref int a_ubo)
{
if (a_ubo == -1 || (a_transform.StaticState & 0x1 << 1) == 0)
{
if (a_ubo == -1)
{
a_ubo = GL.GenBuffer();
}
GL.BindBuffer(BufferTarget.UniformBuffer, a_ubo);
Graphics.TransformContainer transform = new Graphics.TransformContainer()
{
Transform = a_transform.ToMatrix(),
RotationMatrix = a_transform.RotationMatrix
};
int size = Marshal.SizeOf(transform);
IntPtr ptr = Marshal.AllocHGlobal(size);
Marshal.StructureToPtr(transform, ptr, false);
GL.BufferData(BufferTarget.UniformBuffer, size, ptr, BufferUsageHint.StaticDraw);
Marshal.FreeHGlobal(ptr);
a_transform.StaticState |= 0x1 << 1;
#if DEBUG_INFO
Pipeline.GLError("Graphics: Create Static Transform: ");
#endif
}
GL.BindBufferBase(BufferRangeTarget.UniformBuffer, Material.TransformUBOIndex, a_ubo);
#if DEBUG_INFO
Pipeline.GLError("Graphics: Binding Static Transform: ");
#endif
}
