public void Draw(Spritebatch spritebatch)
{
spritebatch.Begin <ColorProgram>();
// Matrix transformation
Matrix4 transformationMatrix = modelMatrix * spritebatch.Camera.GetViewProjectionMatrix();
GL.UniformMatrix4(spritebatch.ColorProgram.ModelViewUniform, false, ref transformationMatrix);
// Attribute pointers
GL.BindBuffer(BufferTarget.ArrayBuffer, verticesBuffer.MemoryLocation);
GL.VertexAttribPointer(spritebatch.ColorProgram.PositionAttribute, 3, VertexAttribPointerType.Float, false, 0, 0);
GL.BindBuffer(BufferTarget.ArrayBuffer, colorBuffer.MemoryLocation);
GL.VertexAttribPointer(spritebatch.ColorProgram.ColorAttribute, 3, VertexAttribPointerType.Float, false, 0, 0);
GL.DrawArrays(PrimitiveType.Lines, 0, verticesBuffer.Length);
spritebatch.End();
}
