diff options
Diffstat (limited to 'gfx/angle/src/libANGLE/renderer/d3d/d3d11/StateManager11.cpp')
| -rwxr-xr-x | gfx/angle/src/libANGLE/renderer/d3d/d3d11/StateManager11.cpp | 1120 |
1 files changed, 1120 insertions, 0 deletions
diff --git a/gfx/angle/src/libANGLE/renderer/d3d/d3d11/StateManager11.cpp b/gfx/angle/src/libANGLE/renderer/d3d/d3d11/StateManager11.cpp new file mode 100755 index 000000000..0e28c8c18 --- /dev/null +++ b/gfx/angle/src/libANGLE/renderer/d3d/d3d11/StateManager11.cpp @@ -0,0 +1,1120 @@ +// +// 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.cpp: Defines a class for caching D3D11 state + +#include "libANGLE/renderer/d3d/d3d11/StateManager11.h" + +#include "common/BitSetIterator.h" +#include "common/utilities.h" +#include "libANGLE/Query.h" +#include "libANGLE/VertexArray.h" +#include "libANGLE/renderer/d3d/d3d11/Framebuffer11.h" +#include "libANGLE/renderer/d3d/d3d11/Renderer11.h" +#include "libANGLE/renderer/d3d/d3d11/RenderTarget11.h" + +namespace rx +{ + +namespace +{ +bool ImageIndexConflictsWithSRV(const gl::ImageIndex &index, D3D11_SHADER_RESOURCE_VIEW_DESC desc) +{ + unsigned mipLevel = index.mipIndex; + GLint layerIndex = index.layerIndex; + GLenum type = index.type; + + switch (desc.ViewDimension) + { + case D3D11_SRV_DIMENSION_TEXTURE2D: + { + bool allLevels = (desc.Texture2D.MipLevels == std::numeric_limits<UINT>::max()); + unsigned int maxSrvMip = desc.Texture2D.MipLevels + desc.Texture2D.MostDetailedMip; + maxSrvMip = allLevels ? INT_MAX : maxSrvMip; + + unsigned mipMin = index.mipIndex; + unsigned mipMax = (layerIndex == -1) ? INT_MAX : layerIndex; + + return type == GL_TEXTURE_2D && + gl::RangeUI(mipMin, mipMax) + .intersects(gl::RangeUI(desc.Texture2D.MostDetailedMip, maxSrvMip)); + } + + case D3D11_SRV_DIMENSION_TEXTURE2DARRAY: + { + bool allLevels = (desc.Texture2DArray.MipLevels == std::numeric_limits<UINT>::max()); + unsigned int maxSrvMip = + desc.Texture2DArray.MipLevels + desc.Texture2DArray.MostDetailedMip; + maxSrvMip = allLevels ? INT_MAX : maxSrvMip; + + unsigned maxSlice = desc.Texture2DArray.FirstArraySlice + desc.Texture2DArray.ArraySize; + + // Cube maps can be mapped to Texture2DArray SRVs + return (type == GL_TEXTURE_2D_ARRAY || gl::IsCubeMapTextureTarget(type)) && + desc.Texture2DArray.MostDetailedMip <= mipLevel && mipLevel < maxSrvMip && + desc.Texture2DArray.FirstArraySlice <= static_cast<UINT>(layerIndex) && + static_cast<UINT>(layerIndex) < maxSlice; + } + + case D3D11_SRV_DIMENSION_TEXTURECUBE: + { + bool allLevels = (desc.TextureCube.MipLevels == std::numeric_limits<UINT>::max()); + unsigned int maxSrvMip = desc.TextureCube.MipLevels + desc.TextureCube.MostDetailedMip; + maxSrvMip = allLevels ? INT_MAX : maxSrvMip; + + return gl::IsCubeMapTextureTarget(type) && + desc.TextureCube.MostDetailedMip <= mipLevel && mipLevel < maxSrvMip; + } + + case D3D11_SRV_DIMENSION_TEXTURE3D: + { + bool allLevels = (desc.Texture3D.MipLevels == std::numeric_limits<UINT>::max()); + unsigned int maxSrvMip = desc.Texture3D.MipLevels + desc.Texture3D.MostDetailedMip; + maxSrvMip = allLevels ? INT_MAX : maxSrvMip; + + return type == GL_TEXTURE_3D && desc.Texture3D.MostDetailedMip <= mipLevel && + mipLevel < maxSrvMip; + } + default: + // We only handle the cases corresponding to valid image indexes + UNIMPLEMENTED(); + } + + return false; +} + +// Does *not* increment the resource ref count!! +ID3D11Resource *GetViewResource(ID3D11View *view) +{ + ID3D11Resource *resource = NULL; + ASSERT(view); + view->GetResource(&resource); + resource->Release(); + return resource; +} + +} // anonymous namespace + +void StateManager11::SRVCache::update(size_t resourceIndex, ID3D11ShaderResourceView *srv) +{ + ASSERT(resourceIndex < mCurrentSRVs.size()); + SRVRecord *record = &mCurrentSRVs[resourceIndex]; + + record->srv = reinterpret_cast<uintptr_t>(srv); + if (srv) + { + record->resource = reinterpret_cast<uintptr_t>(GetViewResource(srv)); + srv->GetDesc(&record->desc); + mHighestUsedSRV = std::max(resourceIndex + 1, mHighestUsedSRV); + } + else + { + record->resource = 0; + + if (resourceIndex + 1 == mHighestUsedSRV) + { + do + { + --mHighestUsedSRV; + } while (mHighestUsedSRV > 0 && mCurrentSRVs[mHighestUsedSRV].srv == 0); + } + } +} + +void StateManager11::SRVCache::clear() +{ + if (mCurrentSRVs.empty()) + { + return; + } + + memset(&mCurrentSRVs[0], 0, sizeof(SRVRecord) * mCurrentSRVs.size()); + mHighestUsedSRV = 0; +} + +static const GLenum QueryTypes[] = {GL_ANY_SAMPLES_PASSED, GL_ANY_SAMPLES_PASSED_CONSERVATIVE, + GL_TRANSFORM_FEEDBACK_PRIMITIVES_WRITTEN, GL_TIME_ELAPSED_EXT, + GL_COMMANDS_COMPLETED_CHROMIUM}; + +StateManager11::StateManager11(Renderer11 *renderer) + : mRenderer(renderer), + mBlendStateIsDirty(false), + mCurBlendColor(0, 0, 0, 0), + mCurSampleMask(0), + mDepthStencilStateIsDirty(false), + mCurStencilRef(0), + mCurStencilBackRef(0), + mCurStencilSize(0), + mRasterizerStateIsDirty(false), + mScissorStateIsDirty(false), + mCurScissorEnabled(false), + mCurScissorRect(), + mViewportStateIsDirty(false), + mCurViewport(), + mCurNear(0.0f), + mCurFar(0.0f), + mViewportBounds(), + mRenderTargetIsDirty(false), + mDirtyCurrentValueAttribs(), + mCurrentValueAttribs() +{ + mCurBlendState.blend = false; + mCurBlendState.sourceBlendRGB = GL_ONE; + mCurBlendState.destBlendRGB = GL_ZERO; + mCurBlendState.sourceBlendAlpha = GL_ONE; + mCurBlendState.destBlendAlpha = GL_ZERO; + mCurBlendState.blendEquationRGB = GL_FUNC_ADD; + mCurBlendState.blendEquationAlpha = GL_FUNC_ADD; + mCurBlendState.colorMaskRed = true; + mCurBlendState.colorMaskBlue = true; + mCurBlendState.colorMaskGreen = true; + mCurBlendState.colorMaskAlpha = true; + mCurBlendState.sampleAlphaToCoverage = false; + mCurBlendState.dither = false; + + mCurDepthStencilState.depthTest = false; + mCurDepthStencilState.depthFunc = GL_LESS; + mCurDepthStencilState.depthMask = true; + mCurDepthStencilState.stencilTest = false; + mCurDepthStencilState.stencilMask = true; + mCurDepthStencilState.stencilFail = GL_KEEP; + mCurDepthStencilState.stencilPassDepthFail = GL_KEEP; + mCurDepthStencilState.stencilPassDepthPass = GL_KEEP; + mCurDepthStencilState.stencilWritemask = static_cast<GLuint>(-1); + mCurDepthStencilState.stencilBackFunc = GL_ALWAYS; + mCurDepthStencilState.stencilBackMask = static_cast<GLuint>(-1); + mCurDepthStencilState.stencilBackFail = GL_KEEP; + mCurDepthStencilState.stencilBackPassDepthFail = GL_KEEP; + mCurDepthStencilState.stencilBackPassDepthPass = GL_KEEP; + mCurDepthStencilState.stencilBackWritemask = static_cast<GLuint>(-1); + + mCurRasterState.rasterizerDiscard = false; + mCurRasterState.cullFace = false; + mCurRasterState.cullMode = GL_BACK; + mCurRasterState.frontFace = GL_CCW; + mCurRasterState.polygonOffsetFill = false; + mCurRasterState.polygonOffsetFactor = 0.0f; + mCurRasterState.polygonOffsetUnits = 0.0f; + mCurRasterState.pointDrawMode = false; + mCurRasterState.multiSample = false; + + // Initially all current value attributes must be updated on first use. + mDirtyCurrentValueAttribs.flip(); +} + +StateManager11::~StateManager11() +{ +} + +void StateManager11::updateStencilSizeIfChanged(bool depthStencilInitialized, + unsigned int stencilSize) +{ + if (!depthStencilInitialized || stencilSize != mCurStencilSize) + { + mCurStencilSize = stencilSize; + mDepthStencilStateIsDirty = true; + } +} + +void StateManager11::setViewportBounds(const int width, const int height) +{ + if (mRenderer->getRenderer11DeviceCaps().featureLevel <= D3D_FEATURE_LEVEL_9_3 && + (mViewportBounds.width != width || mViewportBounds.height != height)) + { + mViewportBounds = gl::Extents(width, height, 1); + mViewportStateIsDirty = true; + } +} + +void StateManager11::updatePresentPath(bool presentPathFastActive, + const gl::FramebufferAttachment *framebufferAttachment) +{ + const int colorBufferHeight = + framebufferAttachment ? framebufferAttachment->getSize().height : 0; + + if ((mCurPresentPathFastEnabled != presentPathFastActive) || + (presentPathFastActive && (colorBufferHeight != mCurPresentPathFastColorBufferHeight))) + { + mCurPresentPathFastEnabled = presentPathFastActive; + mCurPresentPathFastColorBufferHeight = colorBufferHeight; + mViewportStateIsDirty = true; // Viewport may need to be vertically inverted + mScissorStateIsDirty = true; // Scissor rect may need to be vertically inverted + mRasterizerStateIsDirty = true; // Cull Mode may need to be inverted + } +} + +void StateManager11::syncState(const gl::State &state, const gl::State::DirtyBits &dirtyBits) +{ + if (!dirtyBits.any()) + { + return; + } + + for (auto dirtyBit : angle::IterateBitSet(dirtyBits)) + { + switch (dirtyBit) + { + case gl::State::DIRTY_BIT_BLEND_EQUATIONS: + { + const gl::BlendState &blendState = state.getBlendState(); + if (blendState.blendEquationRGB != mCurBlendState.blendEquationRGB || + blendState.blendEquationAlpha != mCurBlendState.blendEquationAlpha) + { + mBlendStateIsDirty = true; + } + break; + } + case gl::State::DIRTY_BIT_BLEND_FUNCS: + { + const gl::BlendState &blendState = state.getBlendState(); + if (blendState.sourceBlendRGB != mCurBlendState.sourceBlendRGB || + blendState.destBlendRGB != mCurBlendState.destBlendRGB || + blendState.sourceBlendAlpha != mCurBlendState.sourceBlendAlpha || + blendState.destBlendAlpha != mCurBlendState.destBlendAlpha) + { + mBlendStateIsDirty = true; + } + break; + } + case gl::State::DIRTY_BIT_BLEND_ENABLED: + if (state.getBlendState().blend != mCurBlendState.blend) + { + mBlendStateIsDirty = true; + } + break; + case gl::State::DIRTY_BIT_SAMPLE_ALPHA_TO_COVERAGE_ENABLED: + if (state.getBlendState().sampleAlphaToCoverage != + mCurBlendState.sampleAlphaToCoverage) + { + mBlendStateIsDirty = true; + } + break; + case gl::State::DIRTY_BIT_DITHER_ENABLED: + if (state.getBlendState().dither != mCurBlendState.dither) + { + mBlendStateIsDirty = true; + } + break; + case gl::State::DIRTY_BIT_COLOR_MASK: + { + const gl::BlendState &blendState = state.getBlendState(); + if (blendState.colorMaskRed != mCurBlendState.colorMaskRed || + blendState.colorMaskGreen != mCurBlendState.colorMaskGreen || + blendState.colorMaskBlue != mCurBlendState.colorMaskBlue || + blendState.colorMaskAlpha != mCurBlendState.colorMaskAlpha) + { + mBlendStateIsDirty = true; + } + break; + } + case gl::State::DIRTY_BIT_BLEND_COLOR: + if (state.getBlendColor() != mCurBlendColor) + { + mBlendStateIsDirty = true; + } + break; + case gl::State::DIRTY_BIT_DEPTH_MASK: + if (state.getDepthStencilState().depthMask != mCurDepthStencilState.depthMask) + { + mDepthStencilStateIsDirty = true; + } + break; + case gl::State::DIRTY_BIT_DEPTH_TEST_ENABLED: + if (state.getDepthStencilState().depthTest != mCurDepthStencilState.depthTest) + { + mDepthStencilStateIsDirty = true; + } + break; + case gl::State::DIRTY_BIT_DEPTH_FUNC: + if (state.getDepthStencilState().depthFunc != mCurDepthStencilState.depthFunc) + { + mDepthStencilStateIsDirty = true; + } + break; + case gl::State::DIRTY_BIT_STENCIL_TEST_ENABLED: + if (state.getDepthStencilState().stencilTest != mCurDepthStencilState.stencilTest) + { + mDepthStencilStateIsDirty = true; + } + break; + case gl::State::DIRTY_BIT_STENCIL_FUNCS_FRONT: + { + const gl::DepthStencilState &depthStencil = state.getDepthStencilState(); + if (depthStencil.stencilFunc != mCurDepthStencilState.stencilFunc || + depthStencil.stencilMask != mCurDepthStencilState.stencilMask || + state.getStencilRef() != mCurStencilRef) + { + mDepthStencilStateIsDirty = true; + } + break; + } + case gl::State::DIRTY_BIT_STENCIL_FUNCS_BACK: + { + const gl::DepthStencilState &depthStencil = state.getDepthStencilState(); + if (depthStencil.stencilBackFunc != mCurDepthStencilState.stencilBackFunc || + depthStencil.stencilBackMask != mCurDepthStencilState.stencilBackMask || + state.getStencilBackRef() != mCurStencilBackRef) + { + mDepthStencilStateIsDirty = true; + } + break; + } + case gl::State::DIRTY_BIT_STENCIL_WRITEMASK_FRONT: + if (state.getDepthStencilState().stencilWritemask != + mCurDepthStencilState.stencilWritemask) + { + mDepthStencilStateIsDirty = true; + } + break; + case gl::State::DIRTY_BIT_STENCIL_WRITEMASK_BACK: + if (state.getDepthStencilState().stencilBackWritemask != + mCurDepthStencilState.stencilBackWritemask) + { + mDepthStencilStateIsDirty = true; + } + break; + case gl::State::DIRTY_BIT_STENCIL_OPS_FRONT: + { + const gl::DepthStencilState &depthStencil = state.getDepthStencilState(); + if (depthStencil.stencilFail != mCurDepthStencilState.stencilFail || + depthStencil.stencilPassDepthFail != + mCurDepthStencilState.stencilPassDepthFail || + depthStencil.stencilPassDepthPass != mCurDepthStencilState.stencilPassDepthPass) + { + mDepthStencilStateIsDirty = true; + } + break; + } + case gl::State::DIRTY_BIT_STENCIL_OPS_BACK: + { + const gl::DepthStencilState &depthStencil = state.getDepthStencilState(); + if (depthStencil.stencilBackFail != mCurDepthStencilState.stencilBackFail || + depthStencil.stencilBackPassDepthFail != + mCurDepthStencilState.stencilBackPassDepthFail || + depthStencil.stencilBackPassDepthPass != + mCurDepthStencilState.stencilBackPassDepthPass) + { + mDepthStencilStateIsDirty = true; + } + break; + } + case gl::State::DIRTY_BIT_CULL_FACE_ENABLED: + if (state.getRasterizerState().cullFace != mCurRasterState.cullFace) + { + mRasterizerStateIsDirty = true; + } + break; + case gl::State::DIRTY_BIT_CULL_FACE: + if (state.getRasterizerState().cullMode != mCurRasterState.cullMode) + { + mRasterizerStateIsDirty = true; + } + break; + case gl::State::DIRTY_BIT_FRONT_FACE: + if (state.getRasterizerState().frontFace != mCurRasterState.frontFace) + { + mRasterizerStateIsDirty = true; + } + break; + case gl::State::DIRTY_BIT_POLYGON_OFFSET_FILL_ENABLED: + if (state.getRasterizerState().polygonOffsetFill != + mCurRasterState.polygonOffsetFill) + { + mRasterizerStateIsDirty = true; + } + break; + case gl::State::DIRTY_BIT_POLYGON_OFFSET: + { + const gl::RasterizerState &rasterState = state.getRasterizerState(); + if (rasterState.polygonOffsetFactor != mCurRasterState.polygonOffsetFactor || + rasterState.polygonOffsetUnits != mCurRasterState.polygonOffsetUnits) + { + mRasterizerStateIsDirty = true; + } + break; + } + case gl::State::DIRTY_BIT_RASTERIZER_DISCARD_ENABLED: + if (state.getRasterizerState().rasterizerDiscard != + mCurRasterState.rasterizerDiscard) + { + mRasterizerStateIsDirty = true; + } + break; + case gl::State::DIRTY_BIT_SCISSOR: + if (state.getScissor() != mCurScissorRect) + { + mScissorStateIsDirty = true; + } + break; + case gl::State::DIRTY_BIT_SCISSOR_TEST_ENABLED: + if (state.isScissorTestEnabled() != mCurScissorEnabled) + { + mScissorStateIsDirty = true; + // Rasterizer state update needs mCurScissorsEnabled and updates when it changes + mRasterizerStateIsDirty = true; + } + break; + case gl::State::DIRTY_BIT_DEPTH_RANGE: + if (state.getNearPlane() != mCurNear || state.getFarPlane() != mCurFar) + { + mViewportStateIsDirty = true; + } + break; + case gl::State::DIRTY_BIT_VIEWPORT: + if (state.getViewport() != mCurViewport) + { + mViewportStateIsDirty = true; + } + break; + case gl::State::DIRTY_BIT_DRAW_FRAMEBUFFER_BINDING: + mRenderTargetIsDirty = true; + break; + default: + if (dirtyBit >= gl::State::DIRTY_BIT_CURRENT_VALUE_0 && + dirtyBit < gl::State::DIRTY_BIT_CURRENT_VALUE_MAX) + { + size_t attribIndex = + static_cast<size_t>(dirtyBit - gl::State::DIRTY_BIT_CURRENT_VALUE_0); + mDirtyCurrentValueAttribs.set(attribIndex); + } + break; + } + } +} + +gl::Error StateManager11::setBlendState(const gl::Framebuffer *framebuffer, + const gl::BlendState &blendState, + const gl::ColorF &blendColor, + unsigned int sampleMask) +{ + if (!mBlendStateIsDirty && sampleMask == mCurSampleMask) + { + return gl::NoError(); + } + + ID3D11BlendState *dxBlendState = nullptr; + ANGLE_TRY(mRenderer->getStateCache().getBlendState(framebuffer, blendState, &dxBlendState)); + + ASSERT(dxBlendState != nullptr); + + float blendColors[4] = {0.0f}; + if (blendState.sourceBlendRGB != GL_CONSTANT_ALPHA && + blendState.sourceBlendRGB != GL_ONE_MINUS_CONSTANT_ALPHA && + blendState.destBlendRGB != GL_CONSTANT_ALPHA && + blendState.destBlendRGB != GL_ONE_MINUS_CONSTANT_ALPHA) + { + blendColors[0] = blendColor.red; + blendColors[1] = blendColor.green; + blendColors[2] = blendColor.blue; + blendColors[3] = blendColor.alpha; + } + else + { + blendColors[0] = blendColor.alpha; + blendColors[1] = blendColor.alpha; + blendColors[2] = blendColor.alpha; + blendColors[3] = blendColor.alpha; + } + + mRenderer->getDeviceContext()->OMSetBlendState(dxBlendState, blendColors, sampleMask); + + mCurBlendState = blendState; + mCurBlendColor = blendColor; + mCurSampleMask = sampleMask; + + mBlendStateIsDirty = false; + + return gl::NoError(); +} + +gl::Error StateManager11::setDepthStencilState(const gl::State &glState) +{ + const auto &fbo = *glState.getDrawFramebuffer(); + + // Disable the depth test/depth write if we are using a stencil-only attachment. + // This is because ANGLE emulates stencil-only with D24S8 on D3D11 - we should neither read + // nor write to the unused depth part of this emulated texture. + bool disableDepth = (!fbo.hasDepth() && fbo.hasStencil()); + + // Similarly we disable the stencil portion of the DS attachment if the app only binds depth. + bool disableStencil = (fbo.hasDepth() && !fbo.hasStencil()); + + // CurDisableDepth/Stencil are reset automatically after we call forceSetDepthStencilState. + if (!mDepthStencilStateIsDirty && mCurDisableDepth.valid() && + disableDepth == mCurDisableDepth.value() && mCurDisableStencil.valid() && + disableStencil == mCurDisableStencil.value()) + { + return gl::NoError(); + } + + const auto &depthStencilState = glState.getDepthStencilState(); + int stencilRef = glState.getStencilRef(); + int stencilBackRef = glState.getStencilBackRef(); + + // get the maximum size of the stencil ref + unsigned int maxStencil = 0; + if (depthStencilState.stencilTest && mCurStencilSize > 0) + { + maxStencil = (1 << mCurStencilSize) - 1; + } + ASSERT((depthStencilState.stencilWritemask & maxStencil) == + (depthStencilState.stencilBackWritemask & maxStencil)); + ASSERT(stencilRef == stencilBackRef); + ASSERT((depthStencilState.stencilMask & maxStencil) == + (depthStencilState.stencilBackMask & maxStencil)); + + ID3D11DepthStencilState *dxDepthStencilState = NULL; + ANGLE_TRY(mRenderer->getStateCache().getDepthStencilState( + depthStencilState, disableDepth, disableStencil, &dxDepthStencilState)); + + ASSERT(dxDepthStencilState); + + // Max D3D11 stencil reference value is 0xFF, + // corresponding to the max 8 bits in a stencil buffer + // GL specifies we should clamp the ref value to the + // nearest bit depth when doing stencil ops + static_assert(D3D11_DEFAULT_STENCIL_READ_MASK == 0xFF, + "Unexpected value of D3D11_DEFAULT_STENCIL_READ_MASK"); + static_assert(D3D11_DEFAULT_STENCIL_WRITE_MASK == 0xFF, + "Unexpected value of D3D11_DEFAULT_STENCIL_WRITE_MASK"); + UINT dxStencilRef = std::min<UINT>(stencilRef, 0xFFu); + + mRenderer->getDeviceContext()->OMSetDepthStencilState(dxDepthStencilState, dxStencilRef); + + mCurDepthStencilState = depthStencilState; + mCurStencilRef = stencilRef; + mCurStencilBackRef = stencilBackRef; + mCurDisableDepth = disableDepth; + mCurDisableStencil = disableStencil; + + mDepthStencilStateIsDirty = false; + + return gl::NoError(); +} + +gl::Error StateManager11::setRasterizerState(const gl::RasterizerState &rasterState) +{ + // TODO: Remove pointDrawMode and multiSample from gl::RasterizerState. + if (!mRasterizerStateIsDirty && rasterState.pointDrawMode == mCurRasterState.pointDrawMode && + rasterState.multiSample == mCurRasterState.multiSample) + { + return gl::NoError(); + } + + ID3D11RasterizerState *dxRasterState = nullptr; + + if (mCurPresentPathFastEnabled) + { + gl::RasterizerState modifiedRasterState = rasterState; + + // If prseent path fast is active then we need invert the front face state. + // This ensures that both gl_FrontFacing is correct, and front/back culling + // is performed correctly. + if (modifiedRasterState.frontFace == GL_CCW) + { + modifiedRasterState.frontFace = GL_CW; + } + else + { + ASSERT(modifiedRasterState.frontFace == GL_CW); + modifiedRasterState.frontFace = GL_CCW; + } + + ANGLE_TRY(mRenderer->getStateCache().getRasterizerState( + modifiedRasterState, mCurScissorEnabled, &dxRasterState)); + } + else + { + ANGLE_TRY(mRenderer->getStateCache().getRasterizerState(rasterState, mCurScissorEnabled, + &dxRasterState)); + } + + mRenderer->getDeviceContext()->RSSetState(dxRasterState); + + mCurRasterState = rasterState; + mRasterizerStateIsDirty = false; + + return gl::NoError(); +} + +void StateManager11::setScissorRectangle(const gl::Rectangle &scissor, bool enabled) +{ + if (!mScissorStateIsDirty) + return; + + int modifiedScissorY = scissor.y; + if (mCurPresentPathFastEnabled) + { + modifiedScissorY = mCurPresentPathFastColorBufferHeight - scissor.height - scissor.y; + } + + if (enabled) + { + D3D11_RECT rect; + rect.left = std::max(0, scissor.x); + rect.top = std::max(0, modifiedScissorY); + rect.right = scissor.x + std::max(0, scissor.width); + rect.bottom = modifiedScissorY + std::max(0, scissor.height); + + mRenderer->getDeviceContext()->RSSetScissorRects(1, &rect); + } + + mCurScissorRect = scissor; + mCurScissorEnabled = enabled; + mScissorStateIsDirty = false; +} + +void StateManager11::setViewport(const gl::Caps *caps, + const gl::Rectangle &viewport, + float zNear, + float zFar) +{ + if (!mViewportStateIsDirty) + return; + + float actualZNear = gl::clamp01(zNear); + float actualZFar = gl::clamp01(zFar); + + int dxMaxViewportBoundsX = static_cast<int>(caps->maxViewportWidth); + int dxMaxViewportBoundsY = static_cast<int>(caps->maxViewportHeight); + int dxMinViewportBoundsX = -dxMaxViewportBoundsX; + int dxMinViewportBoundsY = -dxMaxViewportBoundsY; + + if (mRenderer->getRenderer11DeviceCaps().featureLevel <= D3D_FEATURE_LEVEL_9_3) + { + // Feature Level 9 viewports shouldn't exceed the dimensions of the rendertarget. + dxMaxViewportBoundsX = static_cast<int>(mViewportBounds.width); + dxMaxViewportBoundsY = static_cast<int>(mViewportBounds.height); + dxMinViewportBoundsX = 0; + dxMinViewportBoundsY = 0; + } + + int dxViewportTopLeftX = gl::clamp(viewport.x, dxMinViewportBoundsX, dxMaxViewportBoundsX); + int dxViewportTopLeftY = gl::clamp(viewport.y, dxMinViewportBoundsY, dxMaxViewportBoundsY); + int dxViewportWidth = gl::clamp(viewport.width, 0, dxMaxViewportBoundsX - dxViewportTopLeftX); + int dxViewportHeight = gl::clamp(viewport.height, 0, dxMaxViewportBoundsY - dxViewportTopLeftY); + + D3D11_VIEWPORT dxViewport; + dxViewport.TopLeftX = static_cast<float>(dxViewportTopLeftX); + + if (mCurPresentPathFastEnabled) + { + // When present path fast is active and we're rendering to framebuffer 0, we must invert + // the viewport in Y-axis. + // NOTE: We delay the inversion until right before the call to RSSetViewports, and leave + // dxViewportTopLeftY unchanged. This allows us to calculate viewAdjust below using the + // unaltered dxViewportTopLeftY value. + dxViewport.TopLeftY = static_cast<float>(mCurPresentPathFastColorBufferHeight - + dxViewportTopLeftY - dxViewportHeight); + } + else + { + dxViewport.TopLeftY = static_cast<float>(dxViewportTopLeftY); + } + + dxViewport.Width = static_cast<float>(dxViewportWidth); + dxViewport.Height = static_cast<float>(dxViewportHeight); + dxViewport.MinDepth = actualZNear; + dxViewport.MaxDepth = actualZFar; + + mRenderer->getDeviceContext()->RSSetViewports(1, &dxViewport); + + mCurViewport = viewport; + mCurNear = actualZNear; + mCurFar = actualZFar; + + // On Feature Level 9_*, we must emulate large and/or negative viewports in the shaders + // using viewAdjust (like the D3D9 renderer). + if (mRenderer->getRenderer11DeviceCaps().featureLevel <= D3D_FEATURE_LEVEL_9_3) + { + mVertexConstants.viewAdjust[0] = static_cast<float>((viewport.width - dxViewportWidth) + + 2 * (viewport.x - dxViewportTopLeftX)) / + dxViewport.Width; + mVertexConstants.viewAdjust[1] = static_cast<float>((viewport.height - dxViewportHeight) + + 2 * (viewport.y - dxViewportTopLeftY)) / + dxViewport.Height; + mVertexConstants.viewAdjust[2] = static_cast<float>(viewport.width) / dxViewport.Width; + mVertexConstants.viewAdjust[3] = static_cast<float>(viewport.height) / dxViewport.Height; + } + + mPixelConstants.viewCoords[0] = viewport.width * 0.5f; + mPixelConstants.viewCoords[1] = viewport.height * 0.5f; + mPixelConstants.viewCoords[2] = viewport.x + (viewport.width * 0.5f); + mPixelConstants.viewCoords[3] = viewport.y + (viewport.height * 0.5f); + + // Instanced pointsprite emulation requires ViewCoords to be defined in the + // the vertex shader. + mVertexConstants.viewCoords[0] = mPixelConstants.viewCoords[0]; + mVertexConstants.viewCoords[1] = mPixelConstants.viewCoords[1]; + mVertexConstants.viewCoords[2] = mPixelConstants.viewCoords[2]; + mVertexConstants.viewCoords[3] = mPixelConstants.viewCoords[3]; + + mPixelConstants.depthFront[0] = (actualZFar - actualZNear) * 0.5f; + mPixelConstants.depthFront[1] = (actualZNear + actualZFar) * 0.5f; + + mVertexConstants.depthRange[0] = actualZNear; + mVertexConstants.depthRange[1] = actualZFar; + mVertexConstants.depthRange[2] = actualZFar - actualZNear; + + mPixelConstants.depthRange[0] = actualZNear; + mPixelConstants.depthRange[1] = actualZFar; + mPixelConstants.depthRange[2] = actualZFar - actualZNear; + + mPixelConstants.viewScale[0] = 1.0f; + mPixelConstants.viewScale[1] = mCurPresentPathFastEnabled ? 1.0f : -1.0f; + mPixelConstants.viewScale[2] = 1.0f; + mPixelConstants.viewScale[3] = 1.0f; + + mVertexConstants.viewScale[0] = mPixelConstants.viewScale[0]; + mVertexConstants.viewScale[1] = mPixelConstants.viewScale[1]; + mVertexConstants.viewScale[2] = mPixelConstants.viewScale[2]; + mVertexConstants.viewScale[3] = mPixelConstants.viewScale[3]; + + mViewportStateIsDirty = false; +} + +void StateManager11::invalidateRenderTarget() +{ + mRenderTargetIsDirty = true; +} + +void StateManager11::invalidateBoundViews() +{ + mCurVertexSRVs.clear(); + mCurPixelSRVs.clear(); + + invalidateRenderTarget(); +} + +void StateManager11::invalidateEverything() +{ + mBlendStateIsDirty = true; + mDepthStencilStateIsDirty = true; + mRasterizerStateIsDirty = true; + mScissorStateIsDirty = true; + mViewportStateIsDirty = true; + + // We reset the current SRV data because it might not be in sync with D3D's state + // anymore. For example when a currently used SRV is used as an RTV, D3D silently + // remove it from its state. + invalidateBoundViews(); +} + +void StateManager11::setOneTimeRenderTarget(ID3D11RenderTargetView *renderTarget, + ID3D11DepthStencilView *depthStencil) +{ + mRenderer->getDeviceContext()->OMSetRenderTargets(1, &renderTarget, depthStencil); + mRenderTargetIsDirty = true; +} + +void StateManager11::setOneTimeRenderTargets( + const std::vector<ID3D11RenderTargetView *> &renderTargets, + ID3D11DepthStencilView *depthStencil) +{ + UINT count = static_cast<UINT>(renderTargets.size()); + auto renderTargetPointer = (!renderTargets.empty() ? renderTargets.data() : nullptr); + + mRenderer->getDeviceContext()->OMSetRenderTargets(count, renderTargetPointer, depthStencil); + mRenderTargetIsDirty = true; +} + +void StateManager11::onBeginQuery(Query11 *query) +{ + mCurrentQueries.insert(query); +} + +void StateManager11::onDeleteQueryObject(Query11 *query) +{ + mCurrentQueries.erase(query); +} + +gl::Error StateManager11::onMakeCurrent(const gl::ContextState &data) +{ + const gl::State &state = data.getState(); + + for (Query11 *query : mCurrentQueries) + { + query->pause(); + } + mCurrentQueries.clear(); + + for (GLenum queryType : QueryTypes) + { + gl::Query *query = state.getActiveQuery(queryType); + if (query != nullptr) + { + Query11 *query11 = GetImplAs<Query11>(query); + query11->resume(); + mCurrentQueries.insert(query11); + } + } + + return gl::NoError(); +} + +void StateManager11::setShaderResource(gl::SamplerType shaderType, + UINT resourceSlot, + ID3D11ShaderResourceView *srv) +{ + auto ¤tSRVs = (shaderType == gl::SAMPLER_VERTEX ? mCurVertexSRVs : mCurPixelSRVs); + + ASSERT(static_cast<size_t>(resourceSlot) < currentSRVs.size()); + const SRVRecord &record = currentSRVs[resourceSlot]; + + if (record.srv != reinterpret_cast<uintptr_t>(srv)) + { + auto deviceContext = mRenderer->getDeviceContext(); + if (shaderType == gl::SAMPLER_VERTEX) + { + deviceContext->VSSetShaderResources(resourceSlot, 1, &srv); + } + else + { + deviceContext->PSSetShaderResources(resourceSlot, 1, &srv); + } + + currentSRVs.update(resourceSlot, srv); + } +} + +gl::Error StateManager11::clearTextures(gl::SamplerType samplerType, + size_t rangeStart, + size_t rangeEnd) +{ + if (rangeStart == rangeEnd) + { + return gl::NoError(); + } + + auto ¤tSRVs = (samplerType == gl::SAMPLER_VERTEX ? mCurVertexSRVs : mCurPixelSRVs); + + gl::Range<size_t> clearRange(rangeStart, rangeStart); + clearRange.extend(std::min(rangeEnd, currentSRVs.highestUsed())); + + if (clearRange.empty()) + { + return gl::NoError(); + } + + auto deviceContext = mRenderer->getDeviceContext(); + if (samplerType == gl::SAMPLER_VERTEX) + { + deviceContext->VSSetShaderResources(static_cast<unsigned int>(rangeStart), + static_cast<unsigned int>(rangeEnd - rangeStart), + &mNullSRVs[0]); + } + else + { + deviceContext->PSSetShaderResources(static_cast<unsigned int>(rangeStart), + static_cast<unsigned int>(rangeEnd - rangeStart), + &mNullSRVs[0]); + } + + for (size_t samplerIndex = rangeStart; samplerIndex < rangeEnd; ++samplerIndex) + { + currentSRVs.update(samplerIndex, nullptr); + } + + return gl::NoError(); +} + +void StateManager11::unsetConflictingSRVs(gl::SamplerType samplerType, + uintptr_t resource, + const gl::ImageIndex &index) +{ + auto ¤tSRVs = (samplerType == gl::SAMPLER_VERTEX ? mCurVertexSRVs : mCurPixelSRVs); + + for (size_t resourceIndex = 0; resourceIndex < currentSRVs.size(); ++resourceIndex) + { + auto &record = currentSRVs[resourceIndex]; + + if (record.srv && record.resource == resource && + ImageIndexConflictsWithSRV(index, record.desc)) + { + setShaderResource(samplerType, static_cast<UINT>(resourceIndex), NULL); + } + } +} + +void StateManager11::unsetConflictingAttachmentResources( + const gl::FramebufferAttachment *attachment, + ID3D11Resource *resource) +{ + // Unbind render target SRVs from the shader here to prevent D3D11 warnings. + if (attachment->type() == GL_TEXTURE) + { + uintptr_t resourcePtr = reinterpret_cast<uintptr_t>(resource); + const gl::ImageIndex &index = attachment->getTextureImageIndex(); + // The index doesn't need to be corrected for the small compressed texture workaround + // because a rendertarget is never compressed. + unsetConflictingSRVs(gl::SAMPLER_VERTEX, resourcePtr, index); + unsetConflictingSRVs(gl::SAMPLER_PIXEL, resourcePtr, index); + } +} + +void StateManager11::initialize(const gl::Caps &caps) +{ + mCurVertexSRVs.initialize(caps.maxVertexTextureImageUnits); + mCurPixelSRVs.initialize(caps.maxTextureImageUnits); + + // Initialize cached NULL SRV block + mNullSRVs.resize(caps.maxTextureImageUnits, nullptr); + + mCurrentValueAttribs.resize(caps.maxVertexAttributes); +} + +void StateManager11::deinitialize() +{ + mCurrentValueAttribs.clear(); +} + +gl::Error StateManager11::syncFramebuffer(gl::Framebuffer *framebuffer) +{ + Framebuffer11 *framebuffer11 = GetImplAs<Framebuffer11>(framebuffer); + ANGLE_TRY(framebuffer11->markAttachmentsDirty()); + + if (framebuffer11->hasAnyInternalDirtyBit()) + { + ASSERT(framebuffer->id() != 0); + framebuffer11->syncInternalState(); + } + + if (!mRenderTargetIsDirty) + { + return gl::NoError(); + } + + mRenderTargetIsDirty = false; + + // Check for zero-sized default framebuffer, which is a special case. + // in this case we do not wish to modify any state and just silently return false. + // this will not report any gl error but will cause the calling method to return. + if (framebuffer->id() == 0) + { + ASSERT(!framebuffer11->hasAnyInternalDirtyBit()); + const gl::Extents &size = framebuffer->getFirstColorbuffer()->getSize(); + if (size.width == 0 || size.height == 0) + { + return gl::NoError(); + } + } + + // Get the color render buffer and serial + // Also extract the render target dimensions and view + unsigned int renderTargetWidth = 0; + unsigned int renderTargetHeight = 0; + RTVArray framebufferRTVs; + bool missingColorRenderTarget = true; + + framebufferRTVs.fill(nullptr); + + const auto &colorRTs = framebuffer11->getCachedColorRenderTargets(); + + size_t appliedRTIndex = 0; + bool skipInactiveRTs = mRenderer->getWorkarounds().mrtPerfWorkaround; + const auto &drawStates = framebuffer->getDrawBufferStates(); + + for (size_t rtIndex = 0; rtIndex < colorRTs.size(); ++rtIndex) + { + const RenderTarget11 *renderTarget = colorRTs[rtIndex]; + + // Skip inactive rendertargets if the workaround is enabled. + if (skipInactiveRTs && (!renderTarget || drawStates[rtIndex] == GL_NONE)) + { + continue; + } + + if (renderTarget) + { + framebufferRTVs[appliedRTIndex] = renderTarget->getRenderTargetView(); + ASSERT(framebufferRTVs[appliedRTIndex]); + + if (missingColorRenderTarget) + { + renderTargetWidth = renderTarget->getWidth(); + renderTargetHeight = renderTarget->getHeight(); + missingColorRenderTarget = false; + } + } + + // Unset conflicting texture SRVs + const auto *attachment = framebuffer->getColorbuffer(rtIndex); + ASSERT(attachment); + unsetConflictingAttachmentResources(attachment, renderTarget->getTexture()); + + appliedRTIndex++; + } + + // Get the depth stencil buffers + ID3D11DepthStencilView *framebufferDSV = nullptr; + const auto *depthStencilRenderTarget = framebuffer11->getCachedDepthStencilRenderTarget(); + if (depthStencilRenderTarget) + { + framebufferDSV = depthStencilRenderTarget->getDepthStencilView(); + ASSERT(framebufferDSV); + + // If there is no render buffer, the width, height and format values come from + // the depth stencil + if (missingColorRenderTarget) + { + renderTargetWidth = depthStencilRenderTarget->getWidth(); + renderTargetHeight = depthStencilRenderTarget->getHeight(); + } + + // Unset conflicting texture SRVs + const auto *attachment = framebuffer->getDepthOrStencilbuffer(); + ASSERT(attachment); + unsetConflictingAttachmentResources(attachment, depthStencilRenderTarget->getTexture()); + } + + // TODO(jmadill): Use context caps? + UINT drawBuffers = mRenderer->getNativeCaps().maxDrawBuffers; + + // Apply the render target and depth stencil + mRenderer->getDeviceContext()->OMSetRenderTargets(drawBuffers, framebufferRTVs.data(), + framebufferDSV); + + // The D3D11 blend state is heavily dependent on the current render target. + mBlendStateIsDirty = true; + + setViewportBounds(renderTargetWidth, renderTargetHeight); + + return gl::NoError(); +} + +gl::Error StateManager11::updateCurrentValueAttribs(const gl::State &state, + VertexDataManager *vertexDataManager) +{ + const auto &activeAttribsMask = state.getProgram()->getActiveAttribLocationsMask(); + const auto &dirtyActiveAttribs = (activeAttribsMask & mDirtyCurrentValueAttribs); + const auto &vertexAttributes = state.getVertexArray()->getVertexAttributes(); + + for (auto attribIndex : angle::IterateBitSet(dirtyActiveAttribs)) + { + if (vertexAttributes[attribIndex].enabled) + continue; + + mDirtyCurrentValueAttribs.reset(attribIndex); + + const auto ¤tValue = + state.getVertexAttribCurrentValue(static_cast<unsigned int>(attribIndex)); + auto currentValueAttrib = &mCurrentValueAttribs[attribIndex]; + currentValueAttrib->currentValueType = currentValue.Type; + currentValueAttrib->attribute = &vertexAttributes[attribIndex]; + + ANGLE_TRY(vertexDataManager->storeCurrentValue(currentValue, currentValueAttrib, + static_cast<size_t>(attribIndex))); + } + + return gl::NoError(); +} + +const std::vector<TranslatedAttribute> &StateManager11::getCurrentValueAttribs() const +{ + return mCurrentValueAttribs; +} + +} // namespace rx |