bool ShouldGenerateSurfelsOnMesh(const FMeshBatch& Mesh, ERHIFeatureLevel::Type FeatureLevel)
{
//@todo - support for tessellated meshes
return Mesh.Type == PT_TriangleList
&& !Mesh.IsTranslucent(FeatureLevel)
&& Mesh.MaterialRenderProxy->GetMaterial(FeatureLevel)->GetShadingModel() != MSM_Unlit;
}
virtual void DrawMesh(const FMeshBatch& Mesh, float ScreenSize)
{
if (Mesh.GetNumPrimitives() > 0)
{
check(Mesh.VertexFactory);
check(Mesh.VertexFactory->IsInitialized());
#if DO_CHECK
Mesh.CheckUniformBuffers();
#endif
FStaticMesh* StaticMesh = new(PrimitiveSceneInfo->StaticMeshes) FStaticMesh(
PrimitiveSceneInfo,
Mesh,
ScreenSize,
CurrentHitProxy ? CurrentHitProxy->Id : FHitProxyId()
);
}
}
virtual void DrawMesh(
const FMeshBatch& Mesh,
float MinDrawDistance,
float MaxDrawDistance,
bool bShadowOnly
)
{
check(Mesh.GetNumPrimitives() > 0);
check(Mesh.VertexFactory);
check(Mesh.VertexFactory->IsInitialized());
#if DO_CHECK
Mesh.CheckUniformBuffers();
#endif
FStaticMesh* StaticMesh = new(PrimitiveSceneInfo->StaticMeshes) FStaticMesh(
PrimitiveSceneInfo,
Mesh,
FMath::Square(FMath::Max(0.0f,MinDrawDistance)),
FMath::Square(FMath::Max(0.0f,MaxDrawDistance)),
bShadowOnly,
CurrentHitProxy ? CurrentHitProxy->Id : FHitProxyId()
);
}
void FMeshElementCollector::AddMesh(int32 ViewIndex, FMeshBatch& MeshBatch)
{
checkSlow(MeshBatch.GetNumPrimitives() > 0);
checkSlow(MeshBatch.VertexFactory && MeshBatch.MaterialRenderProxy);
checkSlow(PrimitiveSceneProxy);
if (MeshBatch.bCanApplyViewModeOverrides)
{
FSceneView* View = Views[ViewIndex];
ApplyViewModeOverrides(
ViewIndex,
View->Family->EngineShowFlags,
View->GetFeatureLevel(),
PrimitiveSceneProxy,
MeshBatch.bUseWireframeSelectionColoring,
MeshBatch,
*this);
}
TArray<FMeshBatchAndRelevance,SceneRenderingAllocator>& ViewMeshBatches = *MeshBatches[ViewIndex];
new (ViewMeshBatches) FMeshBatchAndRelevance(MeshBatch, PrimitiveSceneProxy, FeatureLevel);
}
