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Diffstat (limited to 'gfx/angle/src/libANGLE/renderer/d3d/d3d11/StateManager11.h')
| -rwxr-xr-x | gfx/angle/src/libANGLE/renderer/d3d/d3d11/StateManager11.h | 202 |
1 files changed, 202 insertions, 0 deletions
diff --git a/gfx/angle/src/libANGLE/renderer/d3d/d3d11/StateManager11.h b/gfx/angle/src/libANGLE/renderer/d3d/d3d11/StateManager11.h new file mode 100755 index 000000000..771eb439f --- /dev/null +++ b/gfx/angle/src/libANGLE/renderer/d3d/d3d11/StateManager11.h @@ -0,0 +1,202 @@ +// +// Copyright (c) 2015 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. +// + +// StateManager11.h: Defines a class for caching D3D11 state + +#ifndef LIBANGLE_RENDERER_D3D11_STATEMANAGER11_H_ +#define LIBANGLE_RENDERER_D3D11_STATEMANAGER11_H_ + +#include <array> + +#include "libANGLE/angletypes.h" +#include "libANGLE/ContextState.h" +#include "libANGLE/State.h" +#include "libANGLE/renderer/d3d/d3d11/RenderStateCache.h" +#include "libANGLE/renderer/d3d/d3d11/renderer11_utils.h" +#include "libANGLE/renderer/d3d/d3d11/Query11.h" +#include "libANGLE/renderer/d3d/RendererD3D.h" + +namespace rx +{ + +struct RenderTargetDesc; +struct Renderer11DeviceCaps; + +struct dx_VertexConstants11 +{ + float depthRange[4]; + float viewAdjust[4]; + float viewCoords[4]; + float viewScale[4]; +}; + +struct dx_PixelConstants11 +{ + float depthRange[4]; + float viewCoords[4]; + float depthFront[4]; + float viewScale[4]; +}; + +class StateManager11 final : angle::NonCopyable +{ + public: + StateManager11(Renderer11 *renderer); + ~StateManager11(); + + void initialize(const gl::Caps &caps); + void deinitialize(); + void syncState(const gl::State &state, const gl::State::DirtyBits &dirtyBits); + + gl::Error setBlendState(const gl::Framebuffer *framebuffer, + const gl::BlendState &blendState, + const gl::ColorF &blendColor, + unsigned int sampleMask); + + gl::Error setDepthStencilState(const gl::State &glState); + + gl::Error setRasterizerState(const gl::RasterizerState &rasterState); + + void setScissorRectangle(const gl::Rectangle &scissor, bool enabled); + + void setViewport(const gl::Caps *caps, const gl::Rectangle &viewport, float zNear, float zFar); + + void updatePresentPath(bool presentPathFastActive, + const gl::FramebufferAttachment *framebufferAttachment); + + const dx_VertexConstants11 &getVertexConstants() const { return mVertexConstants; } + const dx_PixelConstants11 &getPixelConstants() const { return mPixelConstants; } + + void updateStencilSizeIfChanged(bool depthStencilInitialized, unsigned int stencilSize); + + void setShaderResource(gl::SamplerType shaderType, + UINT resourceSlot, + ID3D11ShaderResourceView *srv); + gl::Error clearTextures(gl::SamplerType samplerType, size_t rangeStart, size_t rangeEnd); + + gl::Error syncFramebuffer(gl::Framebuffer *framebuffer); + + void invalidateRenderTarget(); + void invalidateBoundViews(); + void invalidateEverything(); + + void setOneTimeRenderTarget(ID3D11RenderTargetView *renderTarget, + ID3D11DepthStencilView *depthStencil); + void setOneTimeRenderTargets(const std::vector<ID3D11RenderTargetView *> &renderTargets, + ID3D11DepthStencilView *depthStencil); + + void onBeginQuery(Query11 *query); + void onDeleteQueryObject(Query11 *query); + gl::Error onMakeCurrent(const gl::ContextState &data); + + gl::Error updateCurrentValueAttribs(const gl::State &state, + VertexDataManager *vertexDataManager); + + const std::vector<TranslatedAttribute> &getCurrentValueAttribs() const; + + private: + void setViewportBounds(const int width, const int height); + void unsetConflictingSRVs(gl::SamplerType shaderType, + uintptr_t resource, + const gl::ImageIndex &index); + void unsetConflictingAttachmentResources(const gl::FramebufferAttachment *attachment, + ID3D11Resource *resource); + + Renderer11 *mRenderer; + + // Blend State + bool mBlendStateIsDirty; + // TODO(dianx) temporary representation of a dirty bit. once we move enough states in, + // try experimenting with dirty bit instead of a bool + gl::BlendState mCurBlendState; + gl::ColorF mCurBlendColor; + unsigned int mCurSampleMask; + + // Currently applied depth stencil state + bool mDepthStencilStateIsDirty; + gl::DepthStencilState mCurDepthStencilState; + int mCurStencilRef; + int mCurStencilBackRef; + unsigned int mCurStencilSize; + Optional<bool> mCurDisableDepth; + Optional<bool> mCurDisableStencil; + + // Currently applied rasterizer state + bool mRasterizerStateIsDirty; + gl::RasterizerState mCurRasterState; + + // Currently applied scissor rectangle state + bool mScissorStateIsDirty; + bool mCurScissorEnabled; + gl::Rectangle mCurScissorRect; + + // Currently applied viewport state + bool mViewportStateIsDirty; + gl::Rectangle mCurViewport; + float mCurNear; + float mCurFar; + + // Things needed in viewport state + dx_VertexConstants11 mVertexConstants; + dx_PixelConstants11 mPixelConstants; + + // Render target variables + gl::Extents mViewportBounds; + + // EGL_ANGLE_experimental_present_path variables + bool mCurPresentPathFastEnabled; + int mCurPresentPathFastColorBufferHeight; + + // Current RenderTarget state + bool mRenderTargetIsDirty; + + // Queries that are currently active in this state + std::set<Query11 *> mCurrentQueries; + + // Currently applied textures + struct SRVRecord + { + uintptr_t srv; + uintptr_t resource; + D3D11_SHADER_RESOURCE_VIEW_DESC desc; + }; + + // A cache of current SRVs that also tracks the highest 'used' (non-NULL) SRV + // We might want to investigate a more robust approach that is also fast when there's + // a large gap between used SRVs (e.g. if SRV 0 and 7 are non-NULL, this approach will + // waste time on SRVs 1-6.) + class SRVCache : angle::NonCopyable + { + public: + SRVCache() : mHighestUsedSRV(0) {} + + void initialize(size_t size) { mCurrentSRVs.resize(size); } + + size_t size() const { return mCurrentSRVs.size(); } + size_t highestUsed() const { return mHighestUsedSRV; } + + const SRVRecord &operator[](size_t index) const { return mCurrentSRVs[index]; } + void clear(); + void update(size_t resourceIndex, ID3D11ShaderResourceView *srv); + + private: + std::vector<SRVRecord> mCurrentSRVs; + size_t mHighestUsedSRV; + }; + + SRVCache mCurVertexSRVs; + SRVCache mCurPixelSRVs; + + // A block of NULL pointers, cached so we don't re-allocate every draw call + std::vector<ID3D11ShaderResourceView *> mNullSRVs; + + // Current translations of "Current-Value" data - owned by Context, not VertexArray. + gl::AttributesMask mDirtyCurrentValueAttribs; + std::vector<TranslatedAttribute> mCurrentValueAttribs; +}; + +} // namespace rx +#endif // LIBANGLE_RENDERER_D3D11_STATEMANAGER11_H_ |