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Add soft handling for MeshAccelerationStructure build from model on data gather fail

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This commit is contained in:
Wojciech Figat
2022-03-21 10:50:56 +01:00
parent abbb0eb85c
commit 8f99a3df76
1 changed files with 10 additions and 4 deletions
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14
Source/Engine/Tools/ModelTool/MeshAccelerationStructure.cpp
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@@ -294,6 +294,7 @@ void MeshAccelerationStructure::Add(Model* model, int32 lodIndex)
ModelLOD& lod = model->LODs[lodIndex];
const int32 meshesStart = _meshes.Count();
_meshes.AddDefault(lod.Meshes.Count());
bool failed = false;
for (int32 i = 0; i < lod.Meshes.Count(); i++)
{
auto& mesh = lod.Meshes[i];
@@ -302,13 +303,18 @@ void MeshAccelerationStructure::Add(Model* model, int32 lodIndex)
{
meshData.Indices = mesh.GetTriangleCount() * 3;
meshData.Vertices = mesh.GetVertexCount();
mesh.DownloadDataGPU(MeshBufferType::Index, meshData.IndexBuffer);
mesh.DownloadDataGPU(MeshBufferType::Vertex0, meshData.VertexBuffer);
failed |= mesh.DownloadDataGPU(MeshBufferType::Index, meshData.IndexBuffer);
failed |= mesh.DownloadDataGPU(MeshBufferType::Vertex0, meshData.VertexBuffer);
}
else
{
mesh.DownloadDataCPU(MeshBufferType::Index, meshData.IndexBuffer, meshData.Indices);
mesh.DownloadDataCPU(MeshBufferType::Vertex0, meshData.VertexBuffer, meshData.Vertices);
failed |= mesh.DownloadDataCPU(MeshBufferType::Index, meshData.IndexBuffer, meshData.Indices);
failed |= mesh.DownloadDataCPU(MeshBufferType::Vertex0, meshData.VertexBuffer, meshData.Vertices);
}
if (failed)
{
_meshes.Resize(meshesStart);
return;
}
if (!meshData.IndexBuffer.IsAllocated() && meshData.IndexBuffer.Length() != 0)
{