| // |
| // Copyright 2017 The ANGLE Project Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| // |
| // ResourceManager11: |
| // Centralized point of allocation for all D3D11 Resources. |
| |
| #include "libANGLE/renderer/d3d/d3d11/ResourceManager11.h" |
| |
| #include "common/debug.h" |
| #include "libANGLE/renderer/d3d/d3d11/Renderer11.h" |
| #include "libANGLE/renderer/d3d/d3d11/formatutils11.h" |
| |
| namespace rx |
| { |
| |
| namespace |
| { |
| template <typename T> |
| size_t ComputeMemoryUsage(const T *desc) |
| { |
| return 0; |
| } |
| |
| HRESULT CreateResource(ID3D11Device *device, |
| const D3D11_RENDER_TARGET_VIEW_DESC *desc, |
| ID3D11Resource *resource, |
| ID3D11RenderTargetView **renderTargetView) |
| { |
| return device->CreateRenderTargetView(resource, desc, renderTargetView); |
| } |
| |
| #define ANGLE_RESOURCE_STRINGIFY_OP(NAME, RESTYPE, D3D11TYPE, DESCTYPE, INITDATATYPE) #RESTYPE |
| |
| constexpr std::array<const char *, NumResourceTypes> kResourceTypeNames = { |
| {ANGLE_RESOURCE_TYPE_OP(Stringify, ANGLE_RESOURCE_STRINGIFY_OP)}}; |
| } // anonymous namespace |
| |
| // ResourceManager11 Implementation. |
| ResourceManager11::ResourceManager11() |
| : mAllocatedResourceCounts({{}}), mAllocatedResourceDeviceMemory({{}}) |
| { |
| } |
| |
| ResourceManager11::~ResourceManager11() |
| { |
| for (size_t count : mAllocatedResourceCounts) |
| { |
| ASSERT(count == 0); |
| } |
| |
| for (size_t memorySize : mAllocatedResourceDeviceMemory) |
| { |
| ASSERT(memorySize == 0); |
| } |
| } |
| |
| template <typename T> |
| gl::Error ResourceManager11::allocate(Renderer11 *renderer, |
| const GetDescFromD3D11<T> *desc, |
| GetInitDataFromD3D11<T> *initData, |
| Resource11<T> *resourceOut) |
| { |
| ID3D11Device *device = renderer->getDevice(); |
| T *resource = nullptr; |
| |
| HRESULT hr = CreateResource(device, desc, initData, &resource); |
| |
| if (FAILED(hr)) |
| { |
| ASSERT(!resource); |
| if (d3d11::isDeviceLostError(hr)) |
| { |
| renderer->notifyDeviceLost(); |
| } |
| return gl::OutOfMemory() << "Error allocating " |
| << std::string(kResourceTypeNames[ResourceTypeIndex<T>()]) << ". " |
| << gl::FmtHR(hr); |
| } |
| |
| ASSERT(resource); |
| incrResource(GetResourceTypeFromD3D11<T>(), ComputeMemoryUsage(desc)); |
| *resourceOut = std::move(Resource11<T>(resource, this)); |
| return gl::NoError(); |
| } |
| |
| void ResourceManager11::incrResource(ResourceType resourceType, size_t memorySize) |
| { |
| mAllocatedResourceCounts[ResourceTypeIndex(resourceType)]++; |
| mAllocatedResourceDeviceMemory[ResourceTypeIndex(resourceType)] += memorySize; |
| } |
| |
| void ResourceManager11::decrResource(ResourceType resourceType, size_t memorySize) |
| { |
| ASSERT(mAllocatedResourceCounts[ResourceTypeIndex(resourceType)] > 0); |
| mAllocatedResourceCounts[ResourceTypeIndex(resourceType)]--; |
| ASSERT(mAllocatedResourceDeviceMemory[ResourceTypeIndex(resourceType)] >= memorySize); |
| mAllocatedResourceDeviceMemory[ResourceTypeIndex(resourceType)] -= memorySize; |
| } |
| |
| template <typename T> |
| void ResourceManager11::onRelease(T *resource) |
| { |
| ASSERT(resource); |
| |
| GetDescFromD3D11<T> desc; |
| resource->GetDesc(&desc); |
| decrResource(GetResourceTypeFromD3D11<T>(), ComputeMemoryUsage(&desc)); |
| } |
| |
| #define ANGLE_INSTANTIATE_OP(NAME, RESTYPE, D3D11TYPE, DESCTYPE, INITDATATYPE) \ |
| \ |
| template gl::Error \ |
| ResourceManager11::allocate(\ |
| Renderer11 *, \ |
| \ |
| const DESCTYPE *, \ |
| \ |
| INITDATATYPE *, \ |
| \ |
| Resource11<D3D11TYPE> *); \ |
| \ |
| \ |
| template void \ |
| ResourceManager11::onRelease(D3D11TYPE *); |
| |
| ANGLE_RESOURCE_TYPE_OP(Instantitate, ANGLE_INSTANTIATE_OP) |
| |
| } // namespace rx |