public Ssao(SpriteBatch spriteBatch, Settings settings,
Effect normalDepthMapEffect, Effect ssaoMapEffect, Effect blurEffect, Effect ssaoEffect,
Texture2D randomNormalMap)
: base(spriteBatch)
{
if (settings == null) throw new ArgumentNullException("settings");
if (normalDepthMapEffect == null) throw new ArgumentNullException("normalDepthMapEffect");
if (ssaoMapEffect == null) throw new ArgumentNullException("ssaoMapEffect");
if (blurEffect == null) throw new ArgumentNullException("blurEffect");
if (ssaoEffect == null) throw new ArgumentNullException("ssaoEffect");
if (randomNormalMap == null) throw new ArgumentNullException("randomNormalMap");
this.settings = settings;
this.spriteBatch = spriteBatch;
var pp = GraphicsDevice.PresentationParameters;
var width = (int) (pp.BackBufferWidth * settings.MapScale);
var height = (int) (pp.BackBufferHeight * settings.MapScale);
//----------------------------------------------------------------
// エフェクト
// 法線深度マップ
this.normalDepthMapEffect = new NormalDepthMapEffect(normalDepthMapEffect);
// SSAO マップ
this.ssaoMapEffect = new SsaoMapEffect(ssaoMapEffect);
this.ssaoMapEffect.Initialize(width, height, randomNormalMap);
// SSAO
this.ssaoEffect = new SsaoEffect(ssaoEffect);
//----------------------------------------------------------------
// レンダ ターゲット
// 法線深度マップ
normalDepthMap = new RenderTarget2D(GraphicsDevice, width, height,
false, SurfaceFormat.Vector4, DepthFormat.Depth24, 0, RenderTargetUsage.DiscardContents);
// SSAO マップ
ssaoMap = new RenderTarget2D(GraphicsDevice, width, height,
false, SurfaceFormat.Single, DepthFormat.Depth24, 0, RenderTargetUsage.PreserveContents);
//----------------------------------------------------------------
// SSAO マップブラー
blur = new SsaoMapBlur(blurEffect, spriteBatch, width, height, SurfaceFormat.Single,
settings.Blur.Radius, settings.Blur.Amount);
}
public Ssao(SpriteBatch spriteBatch, Settings settings,
Effect normalDepthMapEffect, Effect ssaoMapEffect, Effect blurEffect, Effect ssaoEffect,
Texture2D randomNormalMap)
: base(spriteBatch)
{
if (settings == null)
{
throw new ArgumentNullException("settings");
}
if (normalDepthMapEffect == null)
{
throw new ArgumentNullException("normalDepthMapEffect");
}
if (ssaoMapEffect == null)
{
throw new ArgumentNullException("ssaoMapEffect");
}
if (blurEffect == null)
{
throw new ArgumentNullException("blurEffect");
}
if (ssaoEffect == null)
{
throw new ArgumentNullException("ssaoEffect");
}
if (randomNormalMap == null)
{
throw new ArgumentNullException("randomNormalMap");
}
this.settings = settings;
this.spriteBatch = spriteBatch;
var pp = GraphicsDevice.PresentationParameters;
var width = (int)(pp.BackBufferWidth * settings.MapScale);
var height = (int)(pp.BackBufferHeight * settings.MapScale);
//----------------------------------------------------------------
// エフェクト
// 法線深度マップ
this.normalDepthMapEffect = new NormalDepthMapEffect(normalDepthMapEffect);
// SSAO マップ
this.ssaoMapEffect = new SsaoMapEffect(ssaoMapEffect);
this.ssaoMapEffect.Initialize(width, height, randomNormalMap);
// SSAO
this.ssaoEffect = new SsaoEffect(ssaoEffect);
//----------------------------------------------------------------
// レンダ ターゲット
// 法線深度マップ
normalDepthMap = new RenderTarget2D(GraphicsDevice, width, height,
false, SurfaceFormat.Vector4, DepthFormat.Depth24, 0, RenderTargetUsage.DiscardContents);
// SSAO マップ
ssaoMap = new RenderTarget2D(GraphicsDevice, width, height,
false, SurfaceFormat.Single, DepthFormat.Depth24, 0, RenderTargetUsage.PreserveContents);
//----------------------------------------------------------------
// SSAO マップブラー
blur = new SsaoMapBlur(blurEffect, spriteBatch, width, height, SurfaceFormat.Single,
settings.Blur.Radius, settings.Blur.Amount);
}
protected virtual void ParameterSetup()
{
//
SsaoEffect = new SsaoEffect
{
TextureSize = 1024,
OccConstantArea = false,
OccMaxDist = 40,
OccMinSampleRatio = 0.5f,
OccPixmax = 44,
OccPixmin = 2,
SamplesCount = 32,
Strength = 1,
Bias = 0.2f,
BlurEdgeAvoidance = 0.2f
};
//
m_SunLight = new Light
{
Direction = new Vector3(1, 1, 1),
Type = LightType.Directional
};
SunLightImpl = new ShadowImplementationParameters(m_SunLight);
SunLightImpl.ImplementationType = ShadowImplementationType.Soft2;
//
ShadowTextureSize = 1024;
SolidModeTextureSize = 1024;
LightSize = 0.1f;
//ExpMapLevel = 1;
ShadowSampleCount = 15;
//ExpMapRange = 0.0055f;
//ExpMapRangeK = 0.85f;
}
protected override void LoadContent()
{
#region Effects
normalDepthMapEffect = EffectManager.Load<NormalDepthMapEffect>();
ssaoMapEffect = EffectManager.Load<SsaoMapEffect>();
ssaoMapBlurEffect = EffectManager.Load<SsaoMapBlurEffect>();
ssaoEffect = EffectManager.Load<SsaoEffect>();
var randomNormalMap = Content.Load<Texture2D>("Textures/RandomNormal");
ssaoMapEffect.SetRandomNormalMap(randomNormalMap);
#endregion
#region Back buffers
const int normalDepthMapSampleQuality = 0;
var pp = GraphicsDevice.PresentationParameters;
var width = (int) (pp.BackBufferWidth * Settings.MapScale);
var height = (int) (pp.BackBufferHeight * Settings.MapScale);
normalDepthMapBackBuffer = BackBufferManager.Load("NormalDepthmap");
normalDepthMapBackBuffer.Width = width;
normalDepthMapBackBuffer.Height = height;
normalDepthMapBackBuffer.MipMap = false;
normalDepthMapBackBuffer.SurfaceFormat = normalDepthMapFormat;
normalDepthMapBackBuffer.DepthFormat = DepthFormat.Depth24Stencil8;
normalDepthMapBackBuffer.MultiSampleCount = normalDepthMapSampleQuality;
normalDepthMapBackBuffer.Enabled = Enabled;
ssaoMapBackBuffer = BackBufferManager.Load("SsaoMap");
ssaoMapBackBuffer.Width = width;
ssaoMapBackBuffer.Height = height;
ssaoMapBackBuffer.MipMap = false;
ssaoMapBackBuffer.SurfaceFormat = SurfaceFormat.Color;
ssaoMapBackBuffer.DepthFormat = DepthFormat.Depth24Stencil8;
ssaoMapBackBuffer.MultiSampleCount = 0;
ssaoMapBackBuffer.Enabled = Enabled;
ssaoMapBlurBackBuffer = BackBufferManager.Load("SsaoGaussianBlur");
ssaoMapBlurBackBuffer.Width = width;
ssaoMapBlurBackBuffer.Height = height;
ssaoMapBlurBackBuffer.MipMap = false;
ssaoMapBlurBackBuffer.SurfaceFormat = SurfaceFormat.Color;
ssaoMapBlurBackBuffer.DepthFormat = DepthFormat.Depth24Stencil8;
ssaoMapBlurBackBuffer.MultiSampleCount = 0;
ssaoMapBlurBackBuffer.Enabled = Enabled;
#endregion
base.LoadContent();
}
