public ShadowMap(GraphicsDevice graphicsDevice, Settings settings,
SpriteBatch spriteBatch, Effect shadowMapEffect, Effect blurEffect)
{
if (graphicsDevice == null) throw new ArgumentNullException("graphicsDevice");
if (settings == null) throw new ArgumentNullException("settings");
if (spriteBatch == null) throw new ArgumentNullException("spriteBatch");
if (shadowMapEffect == null) throw new ArgumentNullException("shadowMapEffect");
if (blurEffect == null) throw new ArgumentNullException("blurEffect");
GraphicsDevice = graphicsDevice;
this.settings = settings;
this.spriteBatch = spriteBatch;
this.shadowMapEffect = new ShadowMapEffect(shadowMapEffect);
this.shadowMapEffect.ShadowMapTechnique = settings.Technique;
Technique = settings.Technique;
Size = settings.Size;
DepthBias = settings.DepthBias;
SplitCount = settings.SplitCount;
inverseSplitCount = 1 / (float) SplitCount;
splitDistances = new float[SplitCount + 1];
safeSplitDistances = new float[SplitCount + 1];
safeSplitLightViewProjections = new Matrix[SplitCount];
safeSplitShadowMaps = new Texture2D[SplitCount];
splitCameras = new BasicCamera[SplitCount];
for (int i = 0; i < splitCameras.Length; i++)
splitCameras[i] = new BasicCamera("PssmLight" + i);
splitLightCameras = new LightCamera[SplitCount];
for (int i = 0; i < splitLightCameras.Length; i++)
splitLightCameras[i] = new LightCamera(settings.Size);
// TODO: パラメータ見直し or 外部設定化。
var pp = GraphicsDevice.PresentationParameters;
// メモ: ブラーをかける場合があるので RenderTargetUsage.PreserveContents で作成。
splitRenderTargets = new RenderTarget2D[SplitCount];
for (int i = 0; i < splitRenderTargets.Length; i++)
{
splitRenderTargets[i] = new RenderTarget2D(GraphicsDevice, settings.Size, settings.Size,
false, settings.Format, DepthFormat.Depth24, 0, RenderTargetUsage.PreserveContents);
splitRenderTargets[i].Name = "ShadowMap" + i;
}
// TODO: 初期容量。
splitShadowCasters = new Queue<ShadowCaster>[SplitCount];
for (int i = 0; i < splitShadowCasters.Length; i++)
splitShadowCasters[i] = new Queue<ShadowCaster>();
if (settings.Technique == Techniques.Vsm)
{
blur = new GaussianBlur(blurEffect, spriteBatch, settings.Size, settings.Size, SurfaceFormat.Vector2,
settings.VsmBlur.Radius, settings.VsmBlur.Amount);
}
Monitor = new ShadowMapMonitor(SplitCount);
}
public ShadowMap(GraphicsDevice graphicsDevice, Settings settings,
SpriteBatch spriteBatch, Effect shadowMapEffect, Effect blurEffect)
{
if (graphicsDevice == null)
{
throw new ArgumentNullException("graphicsDevice");
}
if (settings == null)
{
throw new ArgumentNullException("settings");
}
if (spriteBatch == null)
{
throw new ArgumentNullException("spriteBatch");
}
if (shadowMapEffect == null)
{
throw new ArgumentNullException("shadowMapEffect");
}
if (blurEffect == null)
{
throw new ArgumentNullException("blurEffect");
}
GraphicsDevice = graphicsDevice;
this.settings = settings;
this.spriteBatch = spriteBatch;
this.shadowMapEffect = new ShadowMapEffect(shadowMapEffect);
this.shadowMapEffect.ShadowMapTechnique = settings.Technique;
Technique = settings.Technique;
Size = settings.Size;
DepthBias = settings.DepthBias;
SplitCount = settings.SplitCount;
inverseSplitCount = 1 / (float)SplitCount;
splitDistances = new float[SplitCount + 1];
safeSplitDistances = new float[SplitCount + 1];
safeSplitLightViewProjections = new Matrix[SplitCount];
safeSplitShadowMaps = new Texture2D[SplitCount];
splitCameras = new BasicCamera[SplitCount];
for (int i = 0; i < splitCameras.Length; i++)
{
splitCameras[i] = new BasicCamera("PssmLight" + i);
}
splitLightCameras = new LightCamera[SplitCount];
for (int i = 0; i < splitLightCameras.Length; i++)
{
splitLightCameras[i] = new LightCamera(settings.Size);
}
// TODO: パラメータ見直し or 外部設定化。
var pp = GraphicsDevice.PresentationParameters;
// メモ: ブラーをかける場合があるので RenderTargetUsage.PreserveContents で作成。
splitRenderTargets = new RenderTarget2D[SplitCount];
for (int i = 0; i < splitRenderTargets.Length; i++)
{
splitRenderTargets[i] = new RenderTarget2D(GraphicsDevice, settings.Size, settings.Size,
false, settings.Format, DepthFormat.Depth24, 0, RenderTargetUsage.PreserveContents);
splitRenderTargets[i].Name = "ShadowMap" + i;
}
// TODO: 初期容量。
splitShadowCasters = new Queue <ShadowCaster> [SplitCount];
for (int i = 0; i < splitShadowCasters.Length; i++)
{
splitShadowCasters[i] = new Queue <ShadowCaster>();
}
if (settings.Technique == Techniques.Vsm)
{
blur = new GaussianBlur(blurEffect, spriteBatch, settings.Size, settings.Size, SurfaceFormat.Vector2,
settings.VsmBlur.Radius, settings.VsmBlur.Amount);
}
Monitor = new ShadowMapMonitor(SplitCount);
}