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pushed buffer creation up to the device level

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now shaders ask the device to create a buffer, if a buffer of the same name and size already exist then a pointer to that buffer is returned instead. Going to see if something similar can be added to the opengl end.
This commit is contained in:
marauder2k7 2024-03-14 13:32:21 +00:00
parent a7dabae88a
commit 1e8841e6b5
4 changed files with 79 additions and 45 deletions
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41
Engine/source/gfx/D3D11/gfxD3D11Device.cpp
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@ -160,6 +160,11 @@ GFXD3D11Device::~GFXD3D11Device()
for (; sampIter != mSamplersMap.end(); ++sampIter)
SAFE_RELEASE(sampIter->value);
// Free device buffers
DeviceBufferMap::Iterator bufferIter = mDeviceBufferMap.begin();
for (; bufferIter != mDeviceBufferMap.end(); ++bufferIter)
SAFE_RELEASE(bufferIter->value);
// Free the vertex declarations.
VertexDeclMap::Iterator iter = mVertexDecls.begin();
for (; iter != mVertexDecls.end(); ++iter)
@ -1861,3 +1866,39 @@ const char* GFXD3D11Device::interpretDebugResult(long result)
}
return error;
}
ID3D11Buffer* GFXD3D11Device::getDeviceBuffer(const GFXShaderConstDesc desc)
{
String name(desc.name + "_" + String::ToString(desc.size));
DeviceBufferMap::Iterator buf = mDeviceBufferMap.find(name);
if (buf != mDeviceBufferMap.end())
{
mDeviceBufferMap[name]->AddRef();
return mDeviceBufferMap[name];
}
ID3D11Buffer* tempBuf;
D3D11_BUFFER_DESC cbDesc;
cbDesc.ByteWidth = desc.size;
cbDesc.Usage = D3D11_USAGE_DEFAULT;
cbDesc.BindFlags = D3D11_BIND_CONSTANT_BUFFER;
cbDesc.CPUAccessFlags = 0;
cbDesc.MiscFlags = 0;
cbDesc.StructureByteStride = 0;
HRESULT hr;
hr = D3D11DEVICE->CreateBuffer(&cbDesc, NULL, &tempBuf);
if (FAILED(hr))
{
AssertFatal(false, "Failed to create device buffer.");
}
mDeviceBufferMap[name] = tempBuf;
#ifdef TORQUE_DEBUG
tempBuf->SetPrivateData(WKPDID_D3DDebugObjectName, name.size(), name.c_str());
#endif
return tempBuf;
}