public override void OnInitialize(DeviceContextHolder holder)
{
base.OnInitialize(holder);
// textures
_depths = new[] {
TargetResourceTexture.Create(Format.R16_Float),
TargetResourceTexture.Create(Format.R16_Float),
TargetResourceTexture.Create(Format.R16_Float),
TargetResourceTexture.Create(Format.R16_Float),
};
_pingPong = new[] {
TargetResourceTexture.Create(Format.R8G8_UNorm),
TargetResourceTexture.Create(Format.R8G8_UNorm),
};
_finalResults = TargetResourceTextureArray.Create(Format.R8G8_UNorm, 4);
// effect
_effect = holder.GetEffect <EffectPpAssao>();
_effect.FxNoiseMap.SetResource(holder.GetRandomTexture(4, 4));
var samplesKernel = new Vector4[EffectPpSsao.SampleCount];
for (var i = 0; i < samplesKernel.Length; i++)
{
samplesKernel[i].X = MathUtils.Random(-1f, 1f);
samplesKernel[i].Y = MathUtils.Random(-1f, 1f);
//samplesKernel[i].Y = MathUtils.Random(0f, 1f);
samplesKernel[i].Normalize();
//samplesKernel[i] *= 0.01f;
//var scale = (float)i / samplesKernel.Length;
//scale = MathUtils.Lerp(0.1f, 1f, scale * scale);
//samplesKernel[i] *= scale;
}
// _effect.FxSampleDirections.Set(samplesKernel);
_dither = holder.CreateTextureView(4, 4, (x, y) => {
var angle = (float)(2f * Math.PI * MathUtils.Random());
var r = angle.Cos();
var g = -angle.Sin();
var b = (float)MathUtils.Random() * 0.01f;
return(new Color4(r, g, b));
});
_effect.FxDitherMap.SetResource(_dither);
}
public override void OnInitialize(DeviceContextHolder holder)
{
base.OnInitialize(holder);
_effect = holder.GetEffect <EffectPpHbao>();
_effect.FxNoiseMap.SetResource(holder.GetRandomTexture(4, 4));
var samplesKernel = new Vector4[EffectPpSsao.SampleCount];
for (var i = 0; i < samplesKernel.Length; i++)
{
samplesKernel[i].X = MathUtils.Random(-1f, 1f);
samplesKernel[i].Y = MathUtils.Random(-1f, 1f);
//samplesKernel[i].Y = MathUtils.Random(0f, 1f);
samplesKernel[i].Normalize();
//samplesKernel[i] *= 0.01f;
//var scale = (float)i / samplesKernel.Length;
//scale = MathUtils.Lerp(0.1f, 1f, scale * scale);
//samplesKernel[i] *= scale;
}
_effect.FxSampleDirections.Set(samplesKernel);
_dither = holder.CreateTextureView(16, 16, (x, y) => {
var angle = (float)(2f * Math.PI * MathUtils.Random());
var r = angle.Cos();
var g = -angle.Sin();
//var b = (float)MathUtils.Random() * 1f;
var b = 0.2f;
return(new Color4(r, g, b));
});
/*_dither = holder.CreateTexture(16, 16, (x, y) => {
* var angle = (float)(2f * Math.PI * MathUtils.Random());
* var r = MathUtils.Random(-1f, 1f);
* var g = MathUtils.Random(-1f, 1f);
* //var b = (float)MathUtils.Random() * 1f;
* var b = 0.2f;
* return new Color4(r, g, MathUtils.Random(-1f, 1f), b);
* });*/
_effect.FxDitherMap.SetResource(_dither);
}
