public override void Process(IPostProcessorContext context)
{
Instrument.Begin(InstrumentProcess);
DrawShadowScene(context);
Filter(context);
TextureDisplay.Add(shadowSceneMap);
Instrument.End();
}
public override void Process(IPostProcessorContext context)
{
Instrument.Begin(InstrumentProcess);
DrawNormalDepth(context);
Filter(context);
TextureDisplay.Add(normalDepthMap);
Instrument.End();
}
// シャドウ マップを描画。
public void Draw(ref Vector3 lightDirection)
{
GraphicsDevice.DepthStencilState = DepthStencilState.Default;
GraphicsDevice.BlendState = BlendState.Opaque;
// 各ライト カメラで描画。
for (int i = 0; i < splitCameras.Length; i++)
{
var camera = splitCameras[i];
var renderTarget = splitRenderTargets[i];
var shadowCasters = splitShadowCasters[i];
//------------------------------------------------------------
// ライトのビュー×射影行列の更新
splitLightCameras[i].Update(camera, ref lightDirection);
//------------------------------------------------------------
// エフェクト
shadowMapEffect.LightViewProjection = splitLightCameras[i].LightViewProjection;
//------------------------------------------------------------
// 描画
GraphicsDevice.SetRenderTarget(renderTarget);
GraphicsDevice.Clear(ClearOptions.Target | ClearOptions.DepthBuffer, Color.White, 1.0f, 0);
while (0 < shadowCasters.Count)
{
var shadowCaster = shadowCasters.Dequeue();
shadowCaster.Draw(shadowMapEffect);
}
if (shadowMapEffect.ShadowMapTechnique == Techniques.Vsm && blur != null)
{
blur.Filter(renderTarget);
}
GraphicsDevice.SetRenderTarget(null);
TextureDisplay.Add(renderTarget);
}
}