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Graphics/Model: Add mesh callback parameter 

It allows to query/save/update the mesh before it's used to create a GraphicalMesh and disposed of
This commit is contained in:
SirLynix 2024-02-07 15:56:16 +01:00
parent 5a46ebda36
commit 18b6d14670
2 changed files with 10 additions and 0 deletions
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3
include/Nazara/Graphics/Model.hpp
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@ -20,6 +20,8 @@
#include <Nazara/Renderer/RenderPipeline.hpp> #include <Nazara/Renderer/RenderPipeline.hpp>
#include <Nazara/Utility/Mesh.hpp> #include <Nazara/Utility/Mesh.hpp>
#include <Nazara/Utility/VertexDeclaration.hpp> #include <Nazara/Utility/VertexDeclaration.hpp>
#include <NazaraUtils/FunctionRef.hpp>
#include <NazaraUtils/Result.hpp>
#include <memory> #include <memory>
namespace Nz namespace Nz
@ -27,6 +29,7 @@ namespace Nz
struct NAZARA_GRAPHICS_API ModelParams : ResourceParameters struct NAZARA_GRAPHICS_API ModelParams : ResourceParameters
{ {
bool loadMaterials = true; bool loadMaterials = true;
FunctionRef<Result<void, ResourceLoadingError>(const std::shared_ptr<Mesh>& mesh)> meshCallback = nullptr;
MeshParams mesh; MeshParams mesh;
bool IsValid() const; bool IsValid() const;

7
src/Nazara/Graphics/Formats/ModelMeshLoader.cpp
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@ -26,6 +26,13 @@ namespace Nz::Loaders
if (!mesh) if (!mesh)
return Err(ResourceLoadingError::Unrecognized); return Err(ResourceLoadingError::Unrecognized);
if (parameters.meshCallback)
{
Result res = parameters.meshCallback(mesh);
if (!res)
return Err(res.GetError());
}
std::shared_ptr<GraphicalMesh> gfxMesh = GraphicalMesh::BuildFromMesh(*mesh); std::shared_ptr<GraphicalMesh> gfxMesh = GraphicalMesh::BuildFromMesh(*mesh);
if (!gfxMesh) if (!gfxMesh)
return Err(ResourceLoadingError::Internal); return Err(ResourceLoadingError::Internal);