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D3D11: Fixed buffer update. Issue #271.

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This commit is contained in:
Branimir Karadžić 2015-03-03 14:37:18 -08:00
parent 93b5b0a20c
commit ac34be556a
1 changed files with 34 additions and 1 deletions
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35
src/renderer_d3d11.cpp
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@ -2372,12 +2372,45 @@ namespace bgfx
ID3D11DeviceContext* deviceCtx = s_renderD3D11->m_deviceCtx;
BX_CHECK(m_dynamic, "Must be dynamic!");
#if 1
BX_UNUSED(_discard);
ID3D11Device* device = s_renderD3D11->m_device;
D3D11_BUFFER_DESC desc;
desc.ByteWidth = _size;
desc.Usage = D3D11_USAGE_STAGING;
desc.BindFlags = 0;
desc.MiscFlags = 0;
desc.CPUAccessFlags = D3D11_CPU_ACCESS_WRITE;
desc.StructureByteStride = 0;
D3D11_SUBRESOURCE_DATA srd;
srd.pSysMem = _data;
srd.SysMemPitch = 0;
srd.SysMemSlicePitch = 0;
ID3D11Buffer* ptr;
DX_CHECK(device->CreateBuffer(&desc, &srd, &ptr) );
deviceCtx->CopySubresourceRegion(m_ptr
, 0
, _offset
, 0
, 0
, ptr
, 0
, NULL
);
DX_RELEASE(ptr, 0);
#else
D3D11_MAPPED_SUBRESOURCE mapped;
BX_UNUSED(_discard);
D3D11_MAP type = D3D11_MAP_WRITE_DISCARD;
DX_CHECK(deviceCtx->Map(m_ptr, 0, type, 0, &mapped));
memcpy((uint8_t*)mapped.pData + _offset, _data, _size);
memcpy( (uint8_t*)mapped.pData + _offset, _data, _size);
deviceCtx->Unmap(m_ptr, 0);
#endif // 0
}
void VertexBufferD3D11::create(uint32_t _size, void* _data, VertexDeclHandle _declHandle, uint8_t _flags)