public SRP_Reflection(SRD_PlanarReflectionData _data, ComputeShader _reflectionCS)
{
m_CoreBlurs = new PPCore_Blurs();
m_PropertyBlock = new MaterialPropertyBlock();
m_Data = _data;
m_CoreBlurs.OnValidate(_data.m_BlurParam);
m_ReflectionPasses = new SRP_PlanarReflectionBase[C_MaxReflectionTextureCount];
for (int i = 0; i < C_MaxReflectionTextureCount; i++)
{
switch (_data.m_ReflectionType)
{
case enum_ReflectionSpace.ScreenSpace:
m_ReflectionPasses[i] = new SRP_PlanarReflection_ScreenSpace(this, _reflectionCS);
break;
case enum_ReflectionSpace.MirrorSpace:
m_ReflectionPasses[i] = new SRP_PlanarReflection_MirrorSpace(this);
break;
}
}
}
protected override void GenerateTarget(ScriptableRenderContext context, ref RenderingData renderingData, CommandBuffer cmd,
RenderTextureDescriptor _descriptor, RenderTargetIdentifier _target, SRD_PlanarReflectionData _data, ref GPlane _plane)
{
ref CameraData cameraData = ref renderingData.cameraData;
protected override void GenerateTarget(ScriptableRenderContext context, ref RenderingData renderingData, CommandBuffer cmd,
RenderTextureDescriptor _descriptor, RenderTargetIdentifier _target, SRD_PlanarReflectionData _data, ref GPlane _plane)
{
cmd.SetComputeIntParam(m_ReflectionComputeShader, ID_SampleCount, _data.m_Sample);
cmd.SetComputeVectorParam(m_ReflectionComputeShader, ID_PlaneNormal, _plane.normal.normalized);
cmd.SetComputeVectorParam(m_ReflectionComputeShader, ID_PlanePosition, _plane.distance * _plane.normal);
cmd.SetComputeVectorParam(m_ReflectionComputeShader, ID_Result_TexelSize, _descriptor.GetTexelSize());
cmd.SetComputeTextureParam(m_ReflectionComputeShader, m_Kernels, ID_Input, m_Renderer.cameraColorTarget);
cmd.SetComputeTextureParam(m_ReflectionComputeShader, m_Kernels, ID_Result, _target);
cmd.DispatchCompute(m_ReflectionComputeShader, m_Kernels, m_ThreadGroups.m_X, m_ThreadGroups.m_Y, 1);
}
protected override void ConfigureColorDescriptor(ref RenderTextureDescriptor _descriptor, SRD_PlanarReflectionData _data)
{
base.ConfigureColorDescriptor(ref _descriptor, _data);
_descriptor.enableRandomWrite = true;
_descriptor.colorFormat = RenderTextureFormat.ARGB32;
m_Kernels = m_ReflectionComputeShader.FindKernel("Generate");
m_ThreadGroups = new Int2(_descriptor.width / 8, _descriptor.height / 8);
}
protected abstract void GenerateTarget(ScriptableRenderContext context, ref RenderingData renderingData, CommandBuffer cmd,
RenderTextureDescriptor _descriptor, RenderTargetIdentifier _target, SRD_PlanarReflectionData _data, ref GPlane _plane);
protected virtual void ConfigureColorDescriptor(ref RenderTextureDescriptor _descriptor, SRD_PlanarReflectionData _data)
{
int downSample = Mathf.Max(_data.m_DownSample, 1);
_descriptor.width /= downSample;
_descriptor.height /= downSample;
}