public static void SetOpacity(float opacity)
{
if (Opacity == opacity)
{
return;
}
Sprite.End();
if (opacity >= 1 || opacity < 0)
{
PipelineState.State.BlendState.AlphaToCoverageEnable = false;
PipelineState.State.BlendState.RenderTarget0.ColorSourceBlend = Blend.SourceAlpha;
PipelineState.State.BlendState.RenderTarget0.ColorDestinationBlend = Blend.InverseSourceAlpha;
PipelineState.State.BlendState.RenderTarget0.AlphaSourceBlend = Blend.One;
GraphicsContext.CommandList.SetBlendFactor(Color4.White);
}
else
{
PipelineState.State.BlendState.AlphaToCoverageEnable = true;
PipelineState.State.BlendState.RenderTarget0.ColorSourceBlend = Blend.BlendFactor;
PipelineState.State.BlendState.RenderTarget0.ColorDestinationBlend = Blend.InverseBlendFactor;
PipelineState.State.BlendState.RenderTarget0.AlphaSourceBlend = Blend.SourceAlpha;
GraphicsContext.CommandList.SetBlendFactor(new Color4(opacity));
}
UpdatePipelineState();
Sprite.Begin(GraphicsContext, SpriteSortMode.Deferred, PipelineState.State.BlendState);
Opacity = opacity;
}
public static void SetBlend(bool value, float rate = 1F, Blend?colorSourceBlendOverride = null)
{
if (value == Blending)
{
return;
}
Blending = value;
BlendRate = 1F;
Sprite.End();
if (Blending)
{
PipelineState.State.BlendState.AlphaToCoverageEnable = true;
PipelineState.State.BlendState.RenderTarget0.ColorSourceBlend = colorSourceBlendOverride ?? Blend.BlendFactor;
PipelineState.State.BlendState.RenderTarget0.ColorDestinationBlend = Blend.One;
GraphicsContext.CommandList.SetBlendFactor(new Color4(rate));
UpdatePipelineState();
Sprite.Begin(GraphicsContext, SpriteSortMode.Deferred, PipelineState.State.BlendState);
}
else
{
PipelineState.State.BlendState.RenderTarget0.ColorSourceBlend = Blend.One;
PipelineState.State.BlendState.RenderTarget0.ColorDestinationBlend = Blend.InverseSourceAlpha;
GraphicsContext.CommandList.SetBlendFactor(Color4.White);
UpdatePipelineState();
Sprite.Begin(GraphicsContext, SpriteSortMode.Deferred, PipelineState.State.BlendState);
}
if (CurrentRenderTarget == null)
{
GraphicsContext.CommandList.SetRenderTarget(Device.Presenter.DepthStencilBuffer, Device.Presenter.BackBuffer);
}
else
{
GraphicsContext.CommandList.SetRenderTarget(Device.Presenter.DepthStencilBuffer, CurrentRenderTarget);
}
}
public static void SetRenderTarget(Texture renderTarget = null)
{
if (CurrentRenderTarget == renderTarget)
{
return;
}
Sprite.End();
Sprite.Begin(GraphicsContext, SpriteSortMode.Deferred, PipelineState.State.BlendState);
CurrentRenderTarget = renderTarget;
if (renderTarget == null)
{
GraphicsContext.CommandList.SetRenderTarget(Device.Presenter.DepthStencilBuffer, Device.Presenter.BackBuffer);
}
else
{
GraphicsContext.CommandList.SetRenderTarget(Device.Presenter.DepthStencilBuffer, renderTarget);
}
}