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D3D12: Implement the backend connection and adapter.

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BUG=dawn:29

Change-Id: Id4497b4a91ba58b79d1cd976a52df5a0fa5d60a8
Reviewed-on: https://dawn-review.googlesource.com/c/3844
Commit-Queue: Corentin Wallez <cwallez@chromium.org>
Reviewed-by: Kai Ninomiya <kainino@chromium.org>
This commit is contained in:
Corentin Wallez
2019-01-30 16:07:48 +00:00
committed by Commit Bot service account
parent 45da8c0115
commit d77fd5f889
13 changed files with 305 additions and 130 deletions
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15
src/utils/D3D12Binding.cpp
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@@ -30,8 +30,18 @@ namespace utils {
}
dawnDevice CreateDevice() override {
mBackendDevice = dawn_native::d3d12::CreateDevice();
return mBackendDevice;
// Make an instance and find a D3D12 adapter
mInstance = std::make_unique<dawn_native::Instance>();
mInstance->DiscoverDefaultAdapters();
std::vector<dawn_native::Adapter> adapters = mInstance->GetAdapters();
for (dawn_native::Adapter adapter : adapters) {
if (adapter.GetBackendType() == dawn_native::BackendType::D3D12) {
mBackendDevice = adapter.CreateDevice();
return mBackendDevice;
}
}
UNREACHABLE();
}
uint64_t GetSwapChainImplementation() override {
@@ -49,6 +59,7 @@ namespace utils {
}
private:
std::unique_ptr<dawn_native::Instance> mInstance;
dawnDevice mBackendDevice = nullptr;
dawnSwapChainImplementation mSwapchainImpl = {};
};