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AtomTressFX - fixing crash bug for prefab (#6892)

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- The crash happens due to attempt to get an instance of the hair dynamic data before it was initialized.

Signed-off-by: Adi Bar-Lev <82479970+Adi-Amazon@users.noreply.github.com>
This commit is contained in:
Adi Bar-Lev
2022-01-14 15:26:41 -05:00
committed by GitHub
parent d95e157f48
commit aa18deef5d
2 changed files with 21 additions and 5 deletions
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Gems/AtomTressFX/Code/Rendering/HairRenderObject.cpp
+13 -3
View File
@@ -213,6 +213,8 @@ namespace AZ
Data::Instance<RPI::Shader> rasterShader,
uint32_t vertexCount, uint32_t strandsCount )
{
m_initialized = false;
AZ_Assert(vertexCount <= std::numeric_limits<uint32_t>().max(), "Hair vertex count exceeds uint32_t size.");
// Create the dynamic shared buffers Srg.
@@ -608,8 +610,16 @@ namespace AZ
// First, Directly loading from the asset stored in the render settings.
if (pRenderSettings)
{
m_baseAlbedo = RPI::StreamingImage::FindOrCreate(pRenderSettings->m_baseAlbedoAsset);
m_strandAlbedo = RPI::StreamingImage::FindOrCreate(pRenderSettings->m_strandAlbedoAsset);
if (pRenderSettings->m_baseAlbedoAsset)
{
pRenderSettings->m_baseAlbedoAsset.BlockUntilLoadComplete();
m_baseAlbedo = RPI::StreamingImage::FindOrCreate(pRenderSettings->m_baseAlbedoAsset);
}
if (pRenderSettings->m_strandAlbedoAsset)
{
pRenderSettings->m_strandAlbedoAsset.BlockUntilLoadComplete();
m_strandAlbedo = RPI::StreamingImage::FindOrCreate(pRenderSettings->m_strandAlbedoAsset);
}
}
// Fallback using the texture name stored in the render settings.
@@ -1142,7 +1152,7 @@ namespace AZ
if (!renderMaterialSrg || !simSrg)
{
AZ_Error("Hair Gem", false, "Failed to get thre hair material Srg for the raster pass.");
AZ_Error("Hair Gem", false, "Failed to get the hair material Srg for the raster pass.");
return false;
}
// No need to compile the simSrg since it was compiled already by the Compute pass this frame
Gems/AtomTressFX/Code/Rendering/HairRenderObject.h
+8 -2
View File
@@ -110,8 +110,14 @@ namespace AZ
PrepareSrgDescriptors(m_dynamicBuffersDescriptors, vertexCount, strandsCount);
}
Data::Instance<RPI::ShaderResourceGroup> GetSimSrgForCompute() { return m_simSrgForCompute; }
Data::Instance<RPI::ShaderResourceGroup> GetSimSrgForRaster() { return m_simSrgForRaster; }
Data::Instance<RPI::ShaderResourceGroup> GetSimSrgForCompute()
{
return m_initialized ? m_simSrgForCompute : nullptr;
}
Data::Instance<RPI::ShaderResourceGroup> GetSimSrgForRaster()
{
return m_initialized ? m_simSrgForRaster : nullptr; }
bool IsInitialized() { return m_initialized; }