1 files changed, 413 insertions, 0 deletions
diff --git a/src/3rdparty/angle/src/libANGLE/renderer/d3d/d3d11/VertexArray11.cpp b/src/3rdparty/angle/src/libANGLE/renderer/d3d/d3d11/VertexArray11.cpp
new file mode 100644
index 0000000000..97c29415ed
--- /dev/null
+++ b/src/3rdparty/angle/src/libANGLE/renderer/d3d/d3d11/VertexArray11.cpp
@@ -0,0 +1,413 @@
+//
+// Copyright 2016 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.
+//
+// VertexArray11:
+//   Implementation of rx::VertexArray11.
+//
+
+#include "libANGLE/renderer/d3d/d3d11/VertexArray11.h"
+
+#include "common/bitset_utils.h"
+#include "libANGLE/Context.h"
+#include "libANGLE/renderer/d3d/d3d11/Buffer11.h"
+#include "libANGLE/renderer/d3d/d3d11/Context11.h"
+
+using namespace angle;
+
+namespace rx
+{
+
+namespace
+{
+OnBufferDataDirtyChannel *GetBufferBroadcastChannel(Buffer11 *buffer11,
+                                                    IndexStorageType storageType)
+{
+    switch (storageType)
+    {
+        case IndexStorageType::Direct:
+            return buffer11->getDirectBroadcastChannel();
+        case IndexStorageType::Static:
+            return buffer11->getStaticBroadcastChannel();
+        case IndexStorageType::Dynamic:
+            return buffer11 ? buffer11->getStaticBroadcastChannel() : nullptr;
+        default:
+            UNREACHABLE();
+            return nullptr;
+    }
+}
+}  // anonymous namespace
+
+VertexArray11::VertexArray11(const gl::VertexArrayState &data)
+    : VertexArrayImpl(data),
+      mAttributeStorageTypes(data.getMaxAttribs(), VertexStorageType::CURRENT_VALUE),
+      mTranslatedAttribs(data.getMaxAttribs()),
+      mCurrentArrayBuffers(data.getMaxAttribs()),
+      mCurrentElementArrayBuffer(),
+      mOnArrayBufferDataDirty(),
+      mOnElementArrayBufferDataDirty(this, mCurrentArrayBuffers.size()),
+      mAppliedNumViewsToDivisor(1),
+      mLastElementType(GL_NONE),
+      mLastDrawElementsOffset(0),
+      mCurrentElementArrayStorage(IndexStorageType::Invalid),
+      mCachedIndexInfoValid(false)
+{
+    for (size_t attribIndex = 0; attribIndex < mCurrentArrayBuffers.size(); ++attribIndex)
+    {
+        mOnArrayBufferDataDirty.emplace_back(this, attribIndex);
+    }
+}
+
+VertexArray11::~VertexArray11()
+{
+}
+
+void VertexArray11::destroy(const gl::Context *context)
+{
+    for (auto &buffer : mCurrentArrayBuffers)
+    {
+        if (buffer.get())
+        {
+            buffer.set(context, nullptr);
+        }
+    }
+
+    mCurrentElementArrayBuffer.set(context, nullptr);
+}
+
+void VertexArray11::syncState(const gl::Context *context,
+                              const gl::VertexArray::DirtyBits &dirtyBits)
+{
+    ASSERT(dirtyBits.any());
+
+    // Generate a state serial. This serial is used in the program class to validate the cached
+    // input layout, and skip recomputation in the fast path.
+    Renderer11 *renderer = GetImplAs<Context11>(context)->getRenderer();
+    mCurrentStateSerial = renderer->generateSerial();
+
+    // TODO(jmadill): Individual attribute invalidation.
+    renderer->getStateManager()->invalidateVertexBuffer();
+
+    for (auto dirtyBit : dirtyBits)
+    {
+        if (dirtyBit == gl::VertexArray::DIRTY_BIT_ELEMENT_ARRAY_BUFFER)
+        {
+            mCachedIndexInfoValid = false;
+            mLastElementType      = GL_NONE;
+        }
+        else
+        {
+            size_t index = gl::VertexArray::GetVertexIndexFromDirtyBit(dirtyBit);
+            // TODO(jiawei.shao@intel.com): Vertex Attrib Bindings
+            ASSERT(index == mState.getBindingIndexFromAttribIndex(index));
+            mAttribsToUpdate.set(index);
+        }
+    }
+}
+
+bool VertexArray11::flushAttribUpdates(const gl::Context *context)
+{
+    if (mAttribsToUpdate.any())
+    {
+        const auto &activeLocations =
+            context->getGLState().getProgram()->getActiveAttribLocationsMask();
+
+        // Skip attrib locations the program doesn't use.
+        gl::AttributesMask activeToUpdate = mAttribsToUpdate & activeLocations;
+
+        for (auto toUpdateIndex : activeToUpdate)
+        {
+            mAttribsToUpdate.reset(toUpdateIndex);
+            updateVertexAttribStorage(context, toUpdateIndex);
+        }
+
+        return true;
+    }
+
+    return false;
+}
+
+bool VertexArray11::updateElementArrayStorage(const gl::Context *context,
+                                              GLenum elementType,
+                                              GLenum destElementType,
+                                              const void *indices)
+{
+    unsigned int offset = static_cast<unsigned int>(reinterpret_cast<uintptr_t>(indices));
+
+    if (mCachedIndexInfoValid && mLastElementType == elementType &&
+        offset == mLastDrawElementsOffset)
+    {
+        // Dynamic index buffers must be re-streamed every draw.
+        return (mCurrentElementArrayStorage == IndexStorageType::Dynamic);
+    }
+
+    gl::Buffer *newBuffer           = mState.getElementArrayBuffer().get();
+    gl::Buffer *oldBuffer           = mCurrentElementArrayBuffer.get();
+    bool needsTranslation           = false;
+    IndexStorageType newStorageType = ClassifyIndexStorage(
+        context->getGLState(), newBuffer, elementType, destElementType, offset, &needsTranslation);
+
+    if (newBuffer != oldBuffer)
+    {
+        mCurrentElementArrayBuffer.set(context, newBuffer);
+    }
+
+    if (newStorageType != mCurrentElementArrayStorage || newBuffer != oldBuffer)
+    {
+        Buffer11 *newBuffer11 = SafeGetImplAs<Buffer11>(newBuffer);
+
+        auto *newChannel = GetBufferBroadcastChannel(newBuffer11, newStorageType);
+
+        mCurrentElementArrayStorage = newStorageType;
+        mOnElementArrayBufferDataDirty.bind(newChannel);
+        needsTranslation = true;
+    }
+
+    if (mLastDrawElementsOffset != offset)
+    {
+        needsTranslation        = true;
+        mLastDrawElementsOffset = offset;
+    }
+
+    if (mLastElementType != elementType)
+    {
+        needsTranslation = true;
+        mLastElementType = elementType;
+    }
+
+    // TODO(jmadill): We should probably promote static usage immediately, because this can change
+    // the storage type for dynamic buffers.
+    return needsTranslation || !mCachedIndexInfoValid;
+}
+
+void VertexArray11::updateVertexAttribStorage(const gl::Context *context, size_t attribIndex)
+{
+    const auto &attrib  = mState.getVertexAttribute(attribIndex);
+    const auto &binding = mState.getBindingFromAttribIndex(attribIndex);
+
+    // Note: having an unchanged storage type doesn't mean the attribute is clean.
+    auto oldStorageType = mAttributeStorageTypes[attribIndex];
+    auto newStorageType = ClassifyAttributeStorage(attrib, binding);
+
+    mAttributeStorageTypes[attribIndex] = newStorageType;
+
+    StateManager11 *stateManager = GetImplAs<Context11>(context)->getRenderer()->getStateManager();
+
+    if (newStorageType == VertexStorageType::DYNAMIC)
+    {
+        if (oldStorageType != VertexStorageType::DYNAMIC)
+        {
+            // Sync dynamic attribs in a different set.
+            mAttribsToTranslate.reset(attribIndex);
+            mDynamicAttribsMask.set(attribIndex);
+        }
+    }
+    else
+    {
+        mAttribsToTranslate.set(attribIndex);
+        stateManager->invalidateVertexAttributeTranslation();
+
+        if (oldStorageType == VertexStorageType::DYNAMIC)
+        {
+            ASSERT(mDynamicAttribsMask[attribIndex]);
+            mDynamicAttribsMask.reset(attribIndex);
+        }
+    }
+
+    gl::Buffer *oldBufferGL = mCurrentArrayBuffers[attribIndex].get();
+    gl::Buffer *newBufferGL = binding.getBuffer().get();
+    Buffer11 *oldBuffer11   = oldBufferGL ? GetImplAs<Buffer11>(oldBufferGL) : nullptr;
+    Buffer11 *newBuffer11   = newBufferGL ? GetImplAs<Buffer11>(newBufferGL) : nullptr;
+
+    if (oldBuffer11 != newBuffer11 || oldStorageType != newStorageType)
+    {
+        OnBufferDataDirtyChannel *newChannel = nullptr;
+
+        if (newStorageType == VertexStorageType::CURRENT_VALUE)
+        {
+            stateManager->invalidateCurrentValueAttrib(attribIndex);
+        }
+        else if (newBuffer11 != nullptr)
+        {
+            // Note that for static callbacks, promotion to a static buffer from a dynamic buffer
+            // means we need to tag dynamic buffers with static callbacks.
+            switch (newStorageType)
+            {
+                case VertexStorageType::DIRECT:
+                    newChannel = newBuffer11->getDirectBroadcastChannel();
+                    break;
+                case VertexStorageType::STATIC:
+                case VertexStorageType::DYNAMIC:
+                    newChannel = newBuffer11->getStaticBroadcastChannel();
+                    break;
+                default:
+                    UNREACHABLE();
+                    break;
+            }
+        }
+
+        mOnArrayBufferDataDirty[attribIndex].bind(newChannel);
+        mCurrentArrayBuffers[attribIndex].set(context, binding.getBuffer().get());
+    }
+}
+
+bool VertexArray11::hasActiveDynamicAttrib(const gl::Context *context)
+{
+    flushAttribUpdates(context);
+    const auto &activeLocations =
+        context->getGLState().getProgram()->getActiveAttribLocationsMask();
+    auto activeDynamicAttribs = (mDynamicAttribsMask & activeLocations);
+    return activeDynamicAttribs.any();
+}
+
+gl::Error VertexArray11::updateDirtyAndDynamicAttribs(const gl::Context *context,
+                                                      VertexDataManager *vertexDataManager,
+                                                      const DrawCallVertexParams &vertexParams)
+{
+    flushAttribUpdates(context);
+
+    const auto &glState         = context->getGLState();
+    const gl::Program *program  = glState.getProgram();
+    const auto &activeLocations = program->getActiveAttribLocationsMask();
+    const auto &attribs         = mState.getVertexAttributes();
+    const auto &bindings        = mState.getVertexBindings();
+    mAppliedNumViewsToDivisor =
+        (program != nullptr && program->usesMultiview()) ? program->getNumViews() : 1;
+
+    if (mAttribsToTranslate.any())
+    {
+        // Skip attrib locations the program doesn't use, saving for the next frame.
+        gl::AttributesMask dirtyActiveAttribs = (mAttribsToTranslate & activeLocations);
+
+        for (auto dirtyAttribIndex : dirtyActiveAttribs)
+        {
+            mAttribsToTranslate.reset(dirtyAttribIndex);
+
+            auto *translatedAttrib = &mTranslatedAttribs[dirtyAttribIndex];
+            const auto &currentValue = glState.getVertexAttribCurrentValue(dirtyAttribIndex);
+
+            // Record basic attrib info
+            translatedAttrib->attribute = &attribs[dirtyAttribIndex];
+            translatedAttrib->binding   = &bindings[translatedAttrib->attribute->bindingIndex];
+            translatedAttrib->currentValueType = currentValue.Type;
+            translatedAttrib->divisor =
+                translatedAttrib->binding->getDivisor() * mAppliedNumViewsToDivisor;
+
+            switch (mAttributeStorageTypes[dirtyAttribIndex])
+            {
+                case VertexStorageType::DIRECT:
+                    VertexDataManager::StoreDirectAttrib(translatedAttrib);
+                    break;
+                case VertexStorageType::STATIC:
+                {
+                    ANGLE_TRY(VertexDataManager::StoreStaticAttrib(context, translatedAttrib));
+                    break;
+                }
+                case VertexStorageType::CURRENT_VALUE:
+                    // Current value attribs are managed by the StateManager11.
+                    break;
+                default:
+                    UNREACHABLE();
+                    break;
+            }
+        }
+    }
+
+    if (mDynamicAttribsMask.any())
+    {
+        auto activeDynamicAttribs = (mDynamicAttribsMask & activeLocations);
+        if (activeDynamicAttribs.none())
+        {
+            return gl::NoError();
+        }
+
+        for (auto dynamicAttribIndex : activeDynamicAttribs)
+        {
+            auto *dynamicAttrib = &mTranslatedAttribs[dynamicAttribIndex];
+            const auto &currentValue = glState.getVertexAttribCurrentValue(dynamicAttribIndex);
+
+            // Record basic attrib info
+            dynamicAttrib->attribute        = &attribs[dynamicAttribIndex];
+            dynamicAttrib->binding          = &bindings[dynamicAttrib->attribute->bindingIndex];
+            dynamicAttrib->currentValueType = currentValue.Type;
+            dynamicAttrib->divisor =
+                dynamicAttrib->binding->getDivisor() * mAppliedNumViewsToDivisor;
+        }
+
+        ANGLE_TRY(vertexDataManager->storeDynamicAttribs(
+            context, &mTranslatedAttribs, activeDynamicAttribs, vertexParams.firstVertex(),
+            vertexParams.vertexCount(), vertexParams.instances()));
+    }
+
+    return gl::NoError();
+}
+
+const std::vector<TranslatedAttribute> &VertexArray11::getTranslatedAttribs() const
+{
+    return mTranslatedAttribs;
+}
+
+void VertexArray11::signal(size_t channelID, const gl::Context *context)
+{
+    if (channelID == mAttributeStorageTypes.size())
+    {
+        mCachedIndexInfoValid   = false;
+        mLastElementType        = GL_NONE;
+        mLastDrawElementsOffset = 0;
+    }
+    else
+    {
+        ASSERT(mAttributeStorageTypes[channelID] != VertexStorageType::CURRENT_VALUE);
+
+        // This can change a buffer's storage, we'll need to re-check.
+        mAttribsToUpdate.set(channelID);
+
+        // Changing the vertex attribute state can affect the vertex shader.
+        Renderer11 *renderer = GetImplAs<Context11>(context)->getRenderer();
+        renderer->getStateManager()->invalidateShaders();
+    }
+}
+
+void VertexArray11::clearDirtyAndPromoteDynamicAttribs(const gl::Context *context,
+                                                       const DrawCallVertexParams &vertexParams)
+{
+    const gl::State &state      = context->getGLState();
+    const gl::Program *program  = state.getProgram();
+    const auto &activeLocations = program->getActiveAttribLocationsMask();
+    mAttribsToUpdate &= ~activeLocations;
+
+    // Promote to static after we clear the dirty attributes, otherwise we can lose dirtyness.
+    auto activeDynamicAttribs = (mDynamicAttribsMask & activeLocations);
+    if (activeDynamicAttribs.any())
+    {
+        VertexDataManager::PromoteDynamicAttribs(context, mTranslatedAttribs, activeDynamicAttribs,
+                                                 vertexParams.vertexCount());
+    }
+}
+
+void VertexArray11::markAllAttributeDivisorsForAdjustment(int numViews)
+{
+    if (mAppliedNumViewsToDivisor != numViews)
+    {
+        mAppliedNumViewsToDivisor = numViews;
+        mAttribsToUpdate.set();
+    }
+}
+
+TranslatedIndexData *VertexArray11::getCachedIndexInfo()
+{
+    return &mCachedIndexInfo;
+}
+
+void VertexArray11::setCachedIndexInfoValid()
+{
+    mCachedIndexInfoValid = true;
+}
+
+bool VertexArray11::isCachedIndexInfoValid() const
+{
+    return mCachedIndexInfoValid;
+}
+
+}  // namespace rx