public void Draw(BaseEffect effect)
{
if (this.Geometry == null)
{
return;
}
GraphicsDevice graphicsDevice = this.Mesh.GraphicsDevice;
if (this.AlwaysOnTop.HasValue)
{
GraphicsDeviceExtensions.GetDssCombiner(graphicsDevice).DepthBufferFunction = this.AlwaysOnTop.Value ? CompareFunction.Always : CompareFunction.LessEqual;
}
if (this.Blending.HasValue)
{
GraphicsDeviceExtensions.SetBlendingMode(graphicsDevice, this.Blending.Value);
}
if (this.SamplerState != null)
{
for (int index = 0; index < this.Mesh.UsedSamplers; ++index)
{
graphicsDevice.SamplerStates[index] = this.SamplerState;
}
}
if (this.CullMode.HasValue)
{
GraphicsDeviceExtensions.SetCullMode(graphicsDevice, this.CullMode.Value);
}
if (this.NoAlphaWrite.HasValue)
{
GraphicsDeviceExtensions.GetBlendCombiner(graphicsDevice).ColorWriteChannels = ColorWriteChannels.Red | ColorWriteChannels.Green | ColorWriteChannels.Blue;
}
effect.Prepare(this);
GraphicsDeviceExtensions.ApplyCombiners(graphicsDevice);
this.Geometry.Draw(effect);
}
private void ClearDepth(Mesh mesh)
{
bool depthWrites = mesh.DepthWrites;
ColorWriteChannels colorWriteChannels = GraphicsDeviceExtensions.GetBlendCombiner(this.GraphicsDevice).ColorWriteChannels;
mesh.DepthWrites = true;
GraphicsDeviceExtensions.SetColorWriteChannels(this.GraphicsDevice, ColorWriteChannels.None);
mesh.AlwaysOnTop = true;
mesh.Position += this.CameraManager.InverseView.Forward * 2f;
mesh.Draw();
mesh.AlwaysOnTop = false;
mesh.Position -= this.CameraManager.InverseView.Forward * 2f;
GraphicsDeviceExtensions.SetColorWriteChannels(this.GraphicsDevice, colorWriteChannels);
mesh.DepthWrites = depthWrites;
}