private static SamplerBase CreateSampler(SamplerType samplerType, int numSamples, int numSets = 83)
{
SamplerBase sampler = null;
switch (samplerType)
{
case SamplerType.Hammersley:
sampler = new HammersleySampler(numSamples, numSets);
break;
case SamplerType.Jittered:
sampler = new JitteredSampler(numSamples, numSets);
break;
case SamplerType.Random:
sampler = new RandomSampler(numSamples, numSets);
break;
case SamplerType.Regular:
sampler = new RegularSampler(numSamples, numSets);
break;
default:
sampler = new RegularSampler(numSamples, numSets);
break;
}
return(sampler);
}
public void Init(Shader bakeShader, Shader mixShader, BakeSettings settings)
{
m_Camera = GetComponent <Camera>();
m_CommandBuffer = new CommandBuffer();
m_Camera.AddCommandBuffer(CameraEvent.AfterImageEffectsOpaque, m_CommandBuffer);
m_BakeMaterial = new Material(bakeShader);
m_MixMaterial = new Material(mixShader);
float weight = 1.0f / (settings.numSamples * 3);
m_MixMaterial.SetFloat("_MixFactor", weight);
m_BakeMaterial.SetFloat("_TraceRadius", settings.traceRadius);
m_BakeMaterial.SetFloat("_CullBack", settings.cullBack ? 1.0f : 0.0f);
m_PreTex = RenderTexture.GetTemporary(settings.aoMapSize, settings.aoMapSize);
m_PreTex.DiscardContents(true, true);
m_Settings = settings;
m_Sampler = CreateSampler(settings.samplerType, settings.numSamples);
}