protected override void AfterDraw(RendererBatch batch)
{
BlendState = null;
DepthStencilState = new DepthStencilState()
{
DepthBufferEnable = false,
StencilEnable = true,
StencilFunction = Reverse
? CompareFunction.Equal
: CompareFunction.NotEqual,
StencilPass = StencilOperation.Keep,
ReferenceStencil = 0
};
Effect = null;
batch.Configure(BlendState, DepthStencilState, Effect, Matrix);
batch.Begin();
batch.DrawPrimitives(primitive =>
{
primitive.FillRectangle(
View.Location.ToVector2(),
View.Size.ToVector2(),
ClearColor);
});
batch.End();
}
protected sealed override void Draw(RendererBatch batch)
{
if (Scene?.Entities == null)
{
return;
}
Scene.Entities.State = ManagerState.ThrowError;
batch.Configure(BlendState, DepthStencilState, Effect, Matrix);
batch.Begin();
foreach (var entity in Scene.Entities.OnLayer(this))
{
if (entity.IsVisible)
{
entity.DrawInternally(batch);
}
}
batch.End();
Scene.Entities.State = ManagerState.Opened;
}
internal void Draw(
DisplayAdapter display,
RendererBatch batch,
out RenderTarget2D renderTarget)
{
renderTarget = _renderTarget;
var projection = new Rectangle(Point.Zero, display.Size);
var clearOptions = ClearOptions.Target
| ClearOptions.Stencil
| ClearOptions.DepthBuffer;
display.GraphicsDevice.SetRenderTarget(renderTarget);
display.GraphicsDevice.Viewport = new Viewport(projection);
display.GraphicsDevice.Clear(clearOptions, ClearColor, 0, 0);
BeforeDraw(batch);
Entities.State = ManagerState.ThrowError;
batch.Configure(transformMatrix: Camera.Matrix);
batch.Begin();
foreach (var entity in Entities.OnLayer(null))
{
if (entity.IsVisible)
{
entity.DrawInternally(batch);
}
}
batch.End();
Entities.State = ManagerState.Opened;
Layers.State = ManagerState.ThrowError;
foreach (var layer in Layers)
{
display.GraphicsDevice.SetRenderTarget(layer.RenderTarget);
display.GraphicsDevice.Clear(clearOptions, Color.Transparent, 0, 0);
if (!layer.RenderBeforeMerge)
{
batch.Sprite.Begin(samplerState: SamplerState.PointClamp);
batch.Sprite.Draw(renderTarget, Vector2.Zero, Color.White);
batch.Sprite.End();
}
if (layer.IsVisible)
{
layer.DrawInternally(batch);
}
display.GraphicsDevice.SetRenderTarget(_backupRenderTarget);
display.GraphicsDevice.Clear(clearOptions, Color.Transparent, 0, 0);
if (layer.RenderBeforeMerge)
{
batch.Sprite.Begin(samplerState: SamplerState.PointClamp);
batch.Sprite.Draw(renderTarget, Vector2.Zero, Color.White);
batch.Sprite.End();
}
batch.Sprite.Begin(
samplerState: SamplerState.PointClamp,
effect: layer.Effect);
batch.Sprite.Draw(layer.RenderTarget, Vector2.Zero, layer.Color);
batch.Sprite.End();
display.GraphicsDevice.SetRenderTarget(layer.RenderTarget);
display.GraphicsDevice.Clear(clearOptions, Color.Transparent, 0, 0);
batch.Sprite.Begin(samplerState: SamplerState.PointClamp);
batch.Sprite.Draw(_backupRenderTarget, Vector2.Zero, Color.White);
batch.Sprite.End();
renderTarget = layer.RenderTarget;
}
Layers.State = ManagerState.Opened;
AfterDraw(batch);
}