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| // Copyright (c) 2013-2020 mogemimi. Distributed under the MIT license. | ||
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| #pragma once | ||
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| #include "Pomdog/Basic/Export.hpp" | ||
| #include "Pomdog/Graphics/DepthFormat.hpp" | ||
| #include "Pomdog/Graphics/ForwardDeclarations.hpp" | ||
| #include "Pomdog/Graphics/Texture.hpp" | ||
| #include "Pomdog/Math/ForwardDeclarations.hpp" | ||
| #include <cstdint> | ||
| #include <memory> | ||
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| namespace Pomdog { | ||
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| class POMDOG_EXPORT DepthStencilBuffer : public Texture { | ||
| public: | ||
| DepthStencilBuffer() noexcept; | ||
| DepthStencilBuffer(const DepthStencilBuffer&) = delete; | ||
| DepthStencilBuffer& operator=(const DepthStencilBuffer&) = delete; | ||
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| virtual ~DepthStencilBuffer(); | ||
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| /// Gets the width of the texture data, in pixels. | ||
| virtual std::int32_t GetWidth() const noexcept = 0; | ||
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| /// Gets the height of the texture data, in pixels. | ||
| virtual std::int32_t GetHeight() const noexcept = 0; | ||
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| /// Gets the format of the pixel data in the depth-stencil buffer. | ||
| virtual DepthFormat GetFormat() const noexcept = 0; | ||
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| /// Gets the size of the texture resource. | ||
| virtual Rectangle GetBounds() const noexcept = 0; | ||
| }; | ||
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| } // namespace Pomdog |
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183 changes: 183 additions & 0 deletions
183
src/Graphics.Direct3D11/DepthStencilBufferDirect3D11.cpp
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| // Copyright (c) 2013-2020 mogemimi. Distributed under the MIT license. | ||
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| #include "DepthStencilBufferDirect3D11.hpp" | ||
| #include "../Graphics.DXGI/DXGIFormatHelper.hpp" | ||
| #include "Pomdog/Graphics/DepthFormat.hpp" | ||
| #include "Pomdog/Math/Rectangle.hpp" | ||
| #include "Pomdog/Utility/Assert.hpp" | ||
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| namespace Pomdog::Detail::Direct3D11 { | ||
| namespace { | ||
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| using DXGI::DXGIFormatHelper; | ||
| using Microsoft::WRL::ComPtr; | ||
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| [[nodiscard]] std::shared_ptr<Error> | ||
| BuildDepthBuffer( | ||
| ID3D11Device* device, | ||
| DepthFormat depthStencilFormat, | ||
| std::int32_t pixelWidth, | ||
| std::int32_t pixelHeight, | ||
| std::int32_t levelCount, | ||
| std::int32_t multiSampleCount, | ||
| ComPtr<ID3D11Texture2D>& depthStencil, | ||
| ComPtr<ID3D11DepthStencilView>& depthStencilView) noexcept | ||
| { | ||
| if (depthStencilFormat == DepthFormat::None) { | ||
| return Errors::New("depthStencilFormat must be != DepthFormat::None"); | ||
| } | ||
| if (pixelWidth <= 0) { | ||
| return Errors::New("pixelWidth must be > 0"); | ||
| } | ||
| if (pixelHeight <= 0) { | ||
| return Errors::New("pixelHeight must be > 0"); | ||
| } | ||
| if (levelCount <= 0) { | ||
| return Errors::New("levelCount must be > 0"); | ||
| } | ||
| if (multiSampleCount <= 0) { | ||
| return Errors::New("multiSampleCount must be > 0"); | ||
| } | ||
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| POMDOG_ASSERT(device != nullptr); | ||
| POMDOG_ASSERT(pixelWidth > 0); | ||
| POMDOG_ASSERT(pixelHeight > 0); | ||
| POMDOG_ASSERT(levelCount > 0); | ||
| POMDOG_ASSERT(multiSampleCount > 0); | ||
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| // NOTE: Create depth stencil texture | ||
| D3D11_TEXTURE2D_DESC textureDesc; | ||
| textureDesc.Format = DXGIFormatHelper::ToDXGIFormat(depthStencilFormat); | ||
| textureDesc.Width = pixelWidth; | ||
| textureDesc.Height = pixelHeight; | ||
| textureDesc.ArraySize = 1; | ||
| textureDesc.MipLevels = levelCount; | ||
| textureDesc.SampleDesc.Count = 1; | ||
| textureDesc.SampleDesc.Quality = 0; | ||
| textureDesc.Usage = D3D11_USAGE_DEFAULT; | ||
| textureDesc.BindFlags = D3D11_BIND_DEPTH_STENCIL; | ||
| textureDesc.CPUAccessFlags = 0; | ||
| textureDesc.MiscFlags = 0; | ||
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| if (auto hr = device->CreateTexture2D(&textureDesc, nullptr, &depthStencil); FAILED(hr)) { | ||
| return Errors::New("CreateTexture2D() failed"); | ||
| } | ||
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| // NOTE: Create the depth stencil view (DSV) | ||
| D3D11_DEPTH_STENCIL_VIEW_DESC dsvDesc; | ||
| ZeroMemory(&dsvDesc, sizeof(dsvDesc)); | ||
| dsvDesc.Format = textureDesc.Format; | ||
| dsvDesc.ViewDimension = D3D11_DSV_DIMENSION_TEXTURE2D; | ||
| dsvDesc.Texture2D.MipSlice = 0; | ||
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| POMDOG_ASSERT(depthStencil != nullptr); | ||
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| if (auto hr = device->CreateDepthStencilView(depthStencil.Get(), &dsvDesc, &depthStencilView); FAILED(hr)) { | ||
| return Errors::New("CreateDepthStencilView() failed"); | ||
| } | ||
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| return nullptr; | ||
| } | ||
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| } // namespace | ||
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| std::shared_ptr<Error> | ||
| DepthStencilBufferDirect3D11::Initialize( | ||
| ID3D11Device* device, | ||
| std::int32_t pixelWidthIn, | ||
| std::int32_t pixelHeightIn, | ||
| DepthFormat depthStencilFormatIn, | ||
| std::int32_t multiSampleCount) noexcept | ||
| { | ||
| pixelWidth = pixelWidthIn; | ||
| pixelHeight = pixelHeightIn; | ||
| depthStencilFormat = depthStencilFormatIn; | ||
| multiSampleEnabled = (multiSampleCount > 1); | ||
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| constexpr std::int32_t levelCount = 1; | ||
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| if (auto err = BuildDepthBuffer( | ||
| device, | ||
| depthStencilFormat, | ||
| pixelWidth, | ||
| pixelHeight, | ||
| levelCount, | ||
| multiSampleCount, | ||
| depthStencil, | ||
| depthStencilView); | ||
| err != nullptr) { | ||
| return Errors::Wrap(std::move(err), "BuildDepthBuffer() failed"); | ||
| } | ||
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| return nullptr; | ||
| } | ||
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| std::int32_t DepthStencilBufferDirect3D11::GetWidth() const noexcept | ||
| { | ||
| return pixelWidth; | ||
| } | ||
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| std::int32_t DepthStencilBufferDirect3D11::GetHeight() const noexcept | ||
| { | ||
| return pixelHeight; | ||
| } | ||
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| DepthFormat DepthStencilBufferDirect3D11::GetFormat() const noexcept | ||
| { | ||
| return depthStencilFormat; | ||
| } | ||
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| Rectangle DepthStencilBufferDirect3D11::GetBounds() const noexcept | ||
| { | ||
| return Rectangle{0, 0, pixelWidth, pixelHeight}; | ||
| } | ||
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| ID3D11DepthStencilView* | ||
| DepthStencilBufferDirect3D11::GetDepthStencilView() const noexcept | ||
| { | ||
| return depthStencilView.Get(); | ||
| } | ||
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| std::shared_ptr<Error> | ||
| DepthStencilBufferDirect3D11::ResetBackBuffer( | ||
| ID3D11Device* device, | ||
| std::int32_t pixelWidthIn, | ||
| std::int32_t pixelHeightIn, | ||
| DepthFormat depthStencilFormatIn, | ||
| std::int32_t multiSampleCount) noexcept | ||
| { | ||
| POMDOG_ASSERT(device != nullptr); | ||
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| pixelWidth = pixelWidthIn; | ||
| pixelHeight = pixelHeightIn; | ||
| depthStencilFormat = depthStencilFormatIn; | ||
| multiSampleEnabled = (multiSampleCount > 1); | ||
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| depthStencilView.Reset(); | ||
| depthStencil.Reset(); | ||
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| constexpr std::int32_t levelCount = 1; | ||
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| if (auto err = BuildDepthBuffer( | ||
| device, | ||
| depthStencilFormat, | ||
| pixelWidth, | ||
| pixelHeight, | ||
| levelCount, | ||
| multiSampleCount, | ||
| depthStencil, | ||
| depthStencilView); | ||
| err != nullptr) { | ||
| return Errors::Wrap(std::move(err), "BuildDepthBuffer() failed"); | ||
| } | ||
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| return nullptr; | ||
| } | ||
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| void DepthStencilBufferDirect3D11::ResetBackBuffer() noexcept | ||
| { | ||
| depthStencilView.Reset(); | ||
| depthStencil.Reset(); | ||
| } | ||
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| } // namespace Pomdog::Detail::Direct3D11 |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,58 @@ | ||
| // Copyright (c) 2013-2020 mogemimi. Distributed under the MIT license. | ||
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| #pragma once | ||
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| #include "PrerequisitesDirect3D11.hpp" | ||
| #include "Pomdog/Graphics/DepthStencilBuffer.hpp" | ||
| #include "Pomdog/Graphics/ForwardDeclarations.hpp" | ||
| #include "Pomdog/Utility/Errors.hpp" | ||
| #include <wrl/client.h> | ||
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| namespace Pomdog::Detail::Direct3D11 { | ||
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| class DepthStencilBufferDirect3D11 final : public DepthStencilBuffer { | ||
| public: | ||
| [[nodiscard]] std::shared_ptr<Error> | ||
| Initialize( | ||
| ID3D11Device* device, | ||
| std::int32_t pixelWidth, | ||
| std::int32_t pixelHeight, | ||
| DepthFormat depthStencilFormat, | ||
| std::int32_t multiSampleCount) noexcept; | ||
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| /// Gets the width of the texture data, in pixels. | ||
| std::int32_t GetWidth() const noexcept override; | ||
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| /// Gets the height of the texture data, in pixels. | ||
| std::int32_t GetHeight() const noexcept override; | ||
|
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| /// Gets the format of the pixel data in the depth-stencil buffer. | ||
| DepthFormat GetFormat() const noexcept override; | ||
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| /// Gets the size of the texture resource. | ||
| Rectangle GetBounds() const noexcept override; | ||
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| /// Gets the pointer of the depth-stencil-view. | ||
| [[nodiscard]] ID3D11DepthStencilView* | ||
| GetDepthStencilView() const noexcept; | ||
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| [[nodiscard]] std::shared_ptr<Error> | ||
| ResetBackBuffer( | ||
| ID3D11Device* device, | ||
| std::int32_t pixelWidth, | ||
| std::int32_t pixelHeight, | ||
| DepthFormat depthStencilFormat, | ||
| std::int32_t multiSampleCount) noexcept; | ||
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| void ResetBackBuffer() noexcept; | ||
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| private: | ||
| Microsoft::WRL::ComPtr<ID3D11Texture2D> depthStencil; | ||
| Microsoft::WRL::ComPtr<ID3D11DepthStencilView> depthStencilView; | ||
| std::int32_t pixelWidth = 0; | ||
| std::int32_t pixelHeight = 0; | ||
| DepthFormat depthStencilFormat = DepthFormat::None; | ||
| bool multiSampleEnabled = false; | ||
| }; | ||
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| } // namespace Pomdog::Detail::Direct3D11 |
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