/// <summary>
/// Renders this camera.
/// </summary>
public void Render()
{
ValidateDispose();
// mark this as the currently rendering camera
current = this;
// set up the camera data buffer fo the render
if (m_dataBuffer == null)
{
m_dataBuffer = new UniformBuffer <CameraData>();
}
m_dataBuffer.Value = new CameraData(ViewMatrix, ProjectionMatrix);
m_dataBuffer.BufferData();
// setup the lighting data buffer for the render
if (m_lightBuffer == null)
{
m_lightBuffer = new UniformBuffer <LightData>();
}
m_lightBuffer.Value = Entity.Scene.GetLightData();
m_lightBuffer.BufferData();
// clear the render target
GL.ClearColor(m_clearColor);
GL.Clear(ClearBufferMask.ColorBufferBit | ClearBufferMask.DepthBufferBit);
// do culling on all renderable components
List <Renderer> toRender = new List <Renderer>();
foreach (Renderer renderer in Entity.Scene.GetRenderables())
{
if (!renderer.IsCulled())
{
toRender.Add(renderer);
}
}
// sort the rendered components to minimize state changes
toRender.Sort();
// rendering all active components
foreach (Renderer renderer in toRender)
{
renderer.Render();
}
current = null;
}
