public void RenderInit(FGDIndex index, CommandBuffer cmd)
{
// Here we have to test IsCreated because in some circumstances (like loading RenderDoc), the texture is internally destroyed but we don't know from C# side.
// In this case IsCreated will return false, allowing us to re-render the texture (setting the texture as current RT during DrawFullScreen will automatically re-create it internally)
if (m_isInit[(int)index] && m_PreIntegratedFGD[(int)index].IsCreated())
{
return;
}
CoreUtils.DrawFullScreen(cmd, m_PreIntegratedFGDMaterial[(int)index], new RenderTargetIdentifier(m_PreIntegratedFGD[(int)index]));
m_isInit[(int)index] = true;
}
public void Cleanup(FGDIndex index)
{
m_refCounting[(int)index]--;
if (m_refCounting[(int)index] == 0)
{
CoreUtils.Destroy(m_PreIntegratedFGDMaterial[(int)index]);
CoreUtils.Destroy(m_PreIntegratedFGD[(int)index]);
m_isInit[(int)index] = false;
}
Debug.Assert(m_refCounting[(int)index] >= 0);
}
public void Build(FGDIndex index)
{
Debug.Assert(index != FGDIndex.Count);
Debug.Assert(m_refCounting[(int)index] >= 0);
if (m_refCounting[(int)index] == 0)
{
int res = (int)FGDTexture.Resolution;
switch (index)
{
case FGDIndex.FGD_GGXAndDisneyDiffuse:
m_PreIntegratedFGDMaterial[(int)index] = CoreUtils.CreateEngineMaterial(HDRenderPipelineGlobalSettings.instance.renderPipelineResources.shaders.preIntegratedFGD_GGXDisneyDiffusePS);
m_PreIntegratedFGD[(int)index] = new RenderTexture(res, res, 0, GraphicsFormat.A2B10G10R10_UNormPack32);
m_PreIntegratedFGD[(int)index].hideFlags = HideFlags.HideAndDontSave;
m_PreIntegratedFGD[(int)index].filterMode = FilterMode.Bilinear;
m_PreIntegratedFGD[(int)index].wrapMode = TextureWrapMode.Clamp;
m_PreIntegratedFGD[(int)index].name = CoreUtils.GetRenderTargetAutoName(res, res, 1, GraphicsFormat.A2B10G10R10_UNormPack32, "preIntegratedFGD_GGXDisneyDiffuse");
m_PreIntegratedFGD[(int)index].Create();
break;
case FGDIndex.FGD_CharlieAndFabricLambert:
m_PreIntegratedFGDMaterial[(int)index] = CoreUtils.CreateEngineMaterial(HDRenderPipelineGlobalSettings.instance.renderPipelineResources.shaders.preIntegratedFGD_CharlieFabricLambertPS);
m_PreIntegratedFGD[(int)index] = new RenderTexture(res, res, 0, GraphicsFormat.A2B10G10R10_UNormPack32);
m_PreIntegratedFGD[(int)index].hideFlags = HideFlags.HideAndDontSave;
m_PreIntegratedFGD[(int)index].filterMode = FilterMode.Bilinear;
m_PreIntegratedFGD[(int)index].wrapMode = TextureWrapMode.Clamp;
m_PreIntegratedFGD[(int)index].name = CoreUtils.GetRenderTargetAutoName(res, res, 1, GraphicsFormat.A2B10G10R10_UNormPack32, "preIntegratedFGD_CharlieFabricLambert");
m_PreIntegratedFGD[(int)index].Create();
break;
case FGDIndex.FGD_Marschner:
m_PreIntegratedFGDMaterial[(int)index] = CoreUtils.CreateEngineMaterial(HDRenderPipelineGlobalSettings.instance.renderPipelineResources.shaders.preIntegratedFGD_MarschnerPS);
m_PreIntegratedFGD[(int)index] = new RenderTexture(res, res, 0, GraphicsFormat.A2B10G10R10_UNormPack32);
m_PreIntegratedFGD[(int)index].hideFlags = HideFlags.HideAndDontSave;
m_PreIntegratedFGD[(int)index].filterMode = FilterMode.Bilinear;
m_PreIntegratedFGD[(int)index].wrapMode = TextureWrapMode.Clamp;
m_PreIntegratedFGD[(int)index].name = CoreUtils.GetRenderTargetAutoName(res, res, 1, GraphicsFormat.A2B10G10R10_UNormPack32, "preIntegratedFGD_Marschner");
m_PreIntegratedFGD[(int)index].Create();
break;
default:
break;
}
m_isInit[(int)index] = false;
}
m_refCounting[(int)index]++;
}
public void RenderInit(FGDIndex index, CommandBuffer cmd)
{
if (m_isInit[(int)index])
{
return;
}
using (new ProfilingSample(cmd, "PreIntegratedFGD Material Generation"))
{
CoreUtils.DrawFullScreen(cmd, m_PreIntegratedFGDMaterial[(int)index], new RenderTargetIdentifier(m_PreIntegratedFGD[(int)index]));
}
m_isInit[(int)index] = true;
}
public void Bind(CommandBuffer cmd, FGDIndex index)
{
switch (index)
{
case FGDIndex.FGD_GGXAndDisneyDiffuse:
cmd.SetGlobalTexture(HDShaderIDs._PreIntegratedFGD_GGXDisneyDiffuse, m_PreIntegratedFGD[(int)index]);
break;
case FGDIndex.FGD_CharlieAndFabricLambert:
cmd.SetGlobalTexture(HDShaderIDs._PreIntegratedFGD_CharlieAndFabric, m_PreIntegratedFGD[(int)index]);
break;
default:
break;
}
}
public void Bind(FGDIndex index)
{
switch (index)
{
case FGDIndex.FGD_GGXAndDisneyDiffuse:
Shader.SetGlobalTexture(HDShaderIDs._PreIntegratedFGD_GGXDisneyDiffuse, m_PreIntegratedFGD[(int)index]);
break;
case FGDIndex.FGD_CharlieAndClothLambert:
Shader.SetGlobalTexture(HDShaderIDs._PreIntegratedFGD_CharlieAndCloth, m_PreIntegratedFGD[(int)index]);
break;
default:
break;
}
}
public void RenderInit(FGDIndex index, CommandBuffer cmd)
{
// Here we have to test IsCreated because in some circumstances (like loading RenderDoc), the texture is internally destroyed but we don't know from C# side.
// In this case IsCreated will return false, allowing us to re-render the texture (setting the texture as current RT during DrawFullScreen will automatically re-create it internally)
if (m_isInit[(int)index] && m_PreIntegratedFGD[(int)index].IsCreated())
{
return;
}
// If we are in wireframe mode, the drawfullscreen will not work as expected, but we don't need the LUT anyway
// So create the texture to avoid errors, it will be initialized by the first render without wireframe
if (GL.wireframe)
{
m_PreIntegratedFGD[(int)index].Create();
return;
}
CoreUtils.DrawFullScreen(cmd, m_PreIntegratedFGDMaterial[(int)index], new RenderTargetIdentifier(m_PreIntegratedFGD[(int)index]));
m_isInit[(int)index] = true;
}
public void Build(FGDIndex index)
{
Debug.Assert(index != FGDIndex.Count);
Debug.Assert(m_refCounting[(int)index] >= 0);
if (m_refCounting[(int)index] == 0)
{
var hdrp = HDRenderPipeline.defaultAsset;
int res = (int)FGDTexture.Resolution;
switch (index)
{
case FGDIndex.FGD_GGXAndDisneyDiffuse:
m_PreIntegratedFGDMaterial[(int)index] = CoreUtils.CreateEngineMaterial(hdrp.renderPipelineResources.shaders.preIntegratedFGD_GGXDisneyDiffusePS);
m_PreIntegratedFGD[(int)index] = new RenderTexture(res, res, 0, RenderTextureFormat.ARGB2101010, RenderTextureReadWrite.Linear);
m_PreIntegratedFGD[(int)index].hideFlags = HideFlags.HideAndDontSave;
m_PreIntegratedFGD[(int)index].filterMode = FilterMode.Bilinear;
m_PreIntegratedFGD[(int)index].wrapMode = TextureWrapMode.Clamp;
m_PreIntegratedFGD[(int)index].name = CoreUtils.GetRenderTargetAutoName(res, res, 1, RenderTextureFormat.ARGB2101010, "preIntegratedFGD_GGXDisneyDiffuse");
m_PreIntegratedFGD[(int)index].Create();
break;
case FGDIndex.FGD_CharlieAndFabricLambert:
m_PreIntegratedFGDMaterial[(int)index] = CoreUtils.CreateEngineMaterial(hdrp.renderPipelineResources.shaders.preIntegratedFGD_CharlieFabricLambertPS);
m_PreIntegratedFGD[(int)index] = new RenderTexture(res, res, 0, RenderTextureFormat.ARGB2101010, RenderTextureReadWrite.Linear);
m_PreIntegratedFGD[(int)index].hideFlags = HideFlags.HideAndDontSave;
m_PreIntegratedFGD[(int)index].filterMode = FilterMode.Bilinear;
m_PreIntegratedFGD[(int)index].wrapMode = TextureWrapMode.Clamp;
m_PreIntegratedFGD[(int)index].name = CoreUtils.GetRenderTargetAutoName(res, res, 1, RenderTextureFormat.ARGB2101010, "preIntegratedFGD_CharlieFabricLambert");
m_PreIntegratedFGD[(int)index].Create();
break;
default:
break;
}
m_isInit[(int)index] = false;
}
m_refCounting[(int)index]++;
}
