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Refactor models and meshes to share more code in a base class

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This commit is contained in:
Wojtek Figat
2024-12-19 00:20:08 +01:00
parent 8eaa906e0c
commit 1bf29c042b
18 changed files with 842 additions and 1197 deletions
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88
Source/Engine/Graphics/Models/MeshBase.cpp
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@@ -48,7 +48,6 @@ void MeshBase::SetMaterialSlotIndex(int32 value)
LOG(Warning, "Cannot set mesh material slot to {0} while model has {1} slots.", value, _model->MaterialSlots.Count());
return;
}
_materialSlotIndex = value;
}
@@ -56,9 +55,94 @@ void MeshBase::SetBounds(const BoundingBox& box)
{
_box = box;
BoundingSphere::FromBox(box, _sphere);
_hasBounds = true;
}
void MeshBase::Unload()
void MeshBase::SetBounds(const BoundingBox& box, const BoundingSphere& sphere)
{
_box = box;
_sphere = sphere;
_hasBounds = true;
if (_model && _model->IsLoaded())
{
// Send event (actors using this model can update bounds, etc.)
_model->onLoaded();
}
}
bool MeshBase::Init(uint32 vertices, uint32 triangles, const Array<const void*, FixedAllocation<3>>& vbData, const void* ibData, bool use16BitIndexBuffer, const Array<GPUVertexLayout*, FixedAllocation<3>>& vbLayout)
{
CHECK_RETURN(vbData.HasItems() && vertices, true);
CHECK_RETURN(ibData, true);
CHECK_RETURN(vbLayout.Count() >= vbData.Count(), true);
ASSERT(_model);
GPUBuffer* vertexBuffer0 = nullptr;
GPUBuffer* vertexBuffer1 = nullptr;
GPUBuffer* vertexBuffer2 = nullptr;
GPUBuffer* indexBuffer = nullptr;
// Create GPU buffers
#if GPU_ENABLE_RESOURCE_NAMING
const String& modelPath = _model->GetPath();
#define MESH_BUFFER_NAME(postfix) modelPath + TEXT(postfix)
#else
#define MESH_BUFFER_NAME(postfix) String::Empty
#endif
vertexBuffer0 = GPUDevice::Instance->CreateBuffer(MESH_BUFFER_NAME(".VB0"));
if (vertexBuffer0->Init(GPUBufferDescription::Vertex(vbLayout[0], vertices, vbData[0])))
goto ERROR_LOAD_END;
if (vbData.Count() >= 2 && vbData[1])
{
vertexBuffer1 = GPUDevice::Instance->CreateBuffer(MESH_BUFFER_NAME(".VB1"));
if (vertexBuffer1->Init(GPUBufferDescription::Vertex(vbLayout[1], vertices, vbData[1])))
goto ERROR_LOAD_END;
}
if (vbData.Count() >= 3 && vbData[2])
{
vertexBuffer2 = GPUDevice::Instance->CreateBuffer(MESH_BUFFER_NAME(".VB2"));
if (vertexBuffer2->Init(GPUBufferDescription::Vertex(vbLayout[2], vertices, vbData[2])))
goto ERROR_LOAD_END;
}
indexBuffer = GPUDevice::Instance->CreateBuffer(MESH_BUFFER_NAME(".IB"));
if (indexBuffer->Init(GPUBufferDescription::Index(use16BitIndexBuffer ? sizeof(uint16) : sizeof(uint32), triangles * 3, ibData)))
goto ERROR_LOAD_END;
// Init collision proxy
#if USE_PRECISE_MESH_INTERSECTS
if (!_collisionProxy.HasData())
{
if (use16BitIndexBuffer)
_collisionProxy.Init<uint16>(vertices, triangles, (const Float3*)vbData[0], (const uint16*)ibData);
else
_collisionProxy.Init<uint32>(vertices, triangles, (const Float3*)vbData[0], (const uint32*)ibData);
}
#endif
// Initialize
_vertexBuffers[0] = vertexBuffer0;
_vertexBuffers[1] = vertexBuffer1;
_vertexBuffers[2] = vertexBuffer2;
_indexBuffer = indexBuffer;
_triangles = triangles;
_vertices = vertices;
_use16BitIndexBuffer = use16BitIndexBuffer;
_cachedVertexBuffers[0].Clear();
_cachedVertexBuffers[1].Clear();
_cachedVertexBuffers[2].Clear();
return false;
#undef MESH_BUFFER_NAME
ERROR_LOAD_END:
SAFE_DELETE_GPU_RESOURCE(vertexBuffer0);
SAFE_DELETE_GPU_RESOURCE(vertexBuffer1);
SAFE_DELETE_GPU_RESOURCE(vertexBuffer2);
SAFE_DELETE_GPU_RESOURCE(indexBuffer);
return true;
}
void MeshBase::Release()
{
SAFE_DELETE_GPU_RESOURCE(_vertexBuffers[0]);
SAFE_DELETE_GPU_RESOURCE(_vertexBuffers[1]);