Add m-esr52 at 52.6.0

1 files changed, 245 insertions, 0 deletions

diff --git a/gfx/angle/src/libANGLE/renderer/d3d/d3d11/VertexArray11.cpp b/gfx/angle/src/libANGLE/renderer/d3d/d3d11/VertexArray11.cpp
new file mode 100755
index 000000000..e06a6b22b
--- /dev/null
+++ b/gfx/angle/src/libANGLE/renderer/d3d/d3d11/VertexArray11.cpp
@@ -0,0 +1,245 @@
+//
+// 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/BitSetIterator.h"
+#include "libANGLE/renderer/d3d/d3d11/Buffer11.h"
+
+using namespace angle;
+
+namespace rx
+{
+
+namespace
+{
+size_t GetAttribIndex(unsigned long dirtyBit)
+{
+    if (dirtyBit >= gl::VertexArray::DIRTY_BIT_ATTRIB_0_ENABLED &&
+        dirtyBit < gl::VertexArray::DIRTY_BIT_ATTRIB_MAX_ENABLED)
+    {
+        return dirtyBit - gl::VertexArray::DIRTY_BIT_ATTRIB_0_ENABLED;
+    }
+
+    if (dirtyBit >= gl::VertexArray::DIRTY_BIT_ATTRIB_0_POINTER &&
+        dirtyBit < gl::VertexArray::DIRTY_BIT_ATTRIB_MAX_POINTER)
+    {
+        return dirtyBit - gl::VertexArray::DIRTY_BIT_ATTRIB_0_POINTER;
+    }
+
+    ASSERT(dirtyBit >= gl::VertexArray::DIRTY_BIT_ATTRIB_0_DIVISOR &&
+           dirtyBit < gl::VertexArray::DIRTY_BIT_ATTRIB_MAX_DIVISOR);
+    return static_cast<size_t>(dirtyBit) - gl::VertexArray::DIRTY_BIT_ATTRIB_0_DIVISOR;
+}
+}  // anonymous namespace
+
+VertexArray11::VertexArray11(const gl::VertexArrayState &data)
+    : VertexArrayImpl(data),
+      mAttributeStorageTypes(data.getVertexAttributes().size(), VertexStorageType::CURRENT_VALUE),
+      mTranslatedAttribs(data.getVertexAttributes().size()),
+      mCurrentBuffers(data.getVertexAttributes().size())
+{
+    for (size_t attribIndex = 0; attribIndex < mCurrentBuffers.size(); ++attribIndex)
+    {
+        mOnBufferDataDirty.push_back(ChannelBinding(this, static_cast<SignalToken>(attribIndex)));
+    }
+}
+
+VertexArray11::~VertexArray11()
+{
+    for (size_t attribIndex = 0; attribIndex < mCurrentBuffers.size(); ++attribIndex)
+    {
+        if (mCurrentBuffers[attribIndex].get())
+        {
+            mCurrentBuffers[attribIndex].set(nullptr);
+        }
+    }
+}
+
+void VertexArray11::syncState(const gl::VertexArray::DirtyBits &dirtyBits)
+{
+    for (auto dirtyBit : angle::IterateBitSet(dirtyBits))
+    {
+        if (dirtyBit == gl::VertexArray::DIRTY_BIT_ELEMENT_ARRAY_BUFFER)
+            continue;
+
+        size_t attribIndex = GetAttribIndex(dirtyBit);
+        mAttribsToUpdate.set(attribIndex);
+    }
+}
+
+void VertexArray11::updateVertexAttribStorage(size_t attribIndex)
+{
+    const auto &attrib = mData.getVertexAttribute(attribIndex);
+
+    // Note: having an unchanged storage type doesn't mean the attribute is clean.
+    auto oldStorageType = mAttributeStorageTypes[attribIndex];
+    auto newStorageType = ClassifyAttributeStorage(attrib);
+
+    mAttributeStorageTypes[attribIndex] = newStorageType;
+
+    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);
+
+        if (oldStorageType == VertexStorageType::DYNAMIC)
+        {
+            ASSERT(mDynamicAttribsMask[attribIndex]);
+            mDynamicAttribsMask.reset(attribIndex);
+        }
+    }
+
+    gl::Buffer *oldBufferGL = mCurrentBuffers[attribIndex].get();
+    gl::Buffer *newBufferGL = attrib.buffer.get();
+    Buffer11 *oldBuffer11   = oldBufferGL ? GetImplAs<Buffer11>(oldBufferGL) : nullptr;
+    Buffer11 *newBuffer11   = newBufferGL ? GetImplAs<Buffer11>(newBufferGL) : nullptr;
+
+    if (oldBuffer11 != newBuffer11 || oldStorageType != newStorageType)
+    {
+        // Note that for static callbacks, promotion to a static buffer from a dynamic buffer means
+        // we need to tag dynamic buffers with static callbacks.
+        BroadcastChannel *newChannel = nullptr;
+        if (newBuffer11 != nullptr)
+        {
+            switch (newStorageType)
+            {
+                case VertexStorageType::DIRECT:
+                    newChannel = newBuffer11->getDirectBroadcastChannel();
+                    break;
+                case VertexStorageType::STATIC:
+                case VertexStorageType::DYNAMIC:
+                    newChannel = newBuffer11->getStaticBroadcastChannel();
+                    break;
+                default:
+                    break;
+            }
+        }
+        mOnBufferDataDirty[attribIndex].bind(newChannel);
+        mCurrentBuffers[attribIndex] = attrib.buffer;
+    }
+}
+
+gl::Error VertexArray11::updateDirtyAndDynamicAttribs(VertexDataManager *vertexDataManager,
+                                                      const gl::State &state,
+                                                      GLint start,
+                                                      GLsizei count,
+                                                      GLsizei instances)
+{
+    const gl::Program *program  = state.getProgram();
+    const auto &activeLocations = program->getActiveAttribLocationsMask();
+
+    if (mAttribsToUpdate.any())
+    {
+        // Skip attrib locations the program doesn't use.
+        const auto &activeToUpdate = (mAttribsToUpdate & activeLocations);
+
+        for (auto toUpdateIndex : angle::IterateBitSet(activeToUpdate))
+        {
+            mAttribsToUpdate.reset(toUpdateIndex);
+            updateVertexAttribStorage(toUpdateIndex);
+        }
+    }
+
+    const auto &attribs = mData.getVertexAttributes();
+
+    if (mAttribsToTranslate.any())
+    {
+        // Skip attrib locations the program doesn't use, saving for the next frame.
+        const auto &dirtyActiveAttribs = (mAttribsToTranslate & activeLocations);
+
+        for (auto dirtyAttribIndex : angle::IterateBitSet(dirtyActiveAttribs))
+        {
+            mAttribsToTranslate.reset(dirtyAttribIndex);
+
+            auto *translatedAttrib = &mTranslatedAttribs[dirtyAttribIndex];
+            const auto &currentValue =
+                state.getVertexAttribCurrentValue(static_cast<unsigned int>(dirtyAttribIndex));
+
+            // Record basic attrib info
+            translatedAttrib->attribute        = &attribs[dirtyAttribIndex];
+            translatedAttrib->currentValueType = currentValue.Type;
+            translatedAttrib->divisor          = translatedAttrib->attribute->divisor;
+
+            switch (mAttributeStorageTypes[dirtyAttribIndex])
+            {
+                case VertexStorageType::DIRECT:
+                    VertexDataManager::StoreDirectAttrib(translatedAttrib);
+                    break;
+                case VertexStorageType::STATIC:
+                {
+                    ANGLE_TRY(
+                        VertexDataManager::StoreStaticAttrib(translatedAttrib, count, instances));
+                    break;
+                }
+                case VertexStorageType::CURRENT_VALUE:
+                    // Current value attribs are managed by the StateManager11.
+                    break;
+                default:
+                    UNREACHABLE();
+                    break;
+            }
+        }
+    }
+
+    if (mDynamicAttribsMask.any())
+    {
+        auto activeDynamicAttribs = (mDynamicAttribsMask & activeLocations);
+
+        for (auto dynamicAttribIndex : angle::IterateBitSet(activeDynamicAttribs))
+        {
+            auto *dynamicAttrib = &mTranslatedAttribs[dynamicAttribIndex];
+            const auto &currentValue =
+                state.getVertexAttribCurrentValue(static_cast<unsigned int>(dynamicAttribIndex));
+
+            // Record basic attrib info
+            dynamicAttrib->attribute        = &attribs[dynamicAttribIndex];
+            dynamicAttrib->currentValueType = currentValue.Type;
+            dynamicAttrib->divisor          = dynamicAttrib->attribute->divisor;
+        }
+
+        return vertexDataManager->storeDynamicAttribs(&mTranslatedAttribs, activeDynamicAttribs,
+                                                      start, count, instances);
+    }
+
+    return gl::Error(GL_NO_ERROR);
+}
+
+const std::vector<TranslatedAttribute> &VertexArray11::getTranslatedAttribs() const
+{
+    return mTranslatedAttribs;
+}
+
+void VertexArray11::signal(SignalToken token)
+{
+    ASSERT(mAttributeStorageTypes[token] != VertexStorageType::CURRENT_VALUE);
+
+    // This can change a buffer's storage, we'll need to re-check.
+    mAttribsToUpdate.set(token);
+}
+
+void VertexArray11::clearDirtyAndPromoteDynamicAttribs(const gl::State &state, GLsizei count)
+{
+    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);
+    VertexDataManager::PromoteDynamicAttribs(mTranslatedAttribs, activeDynamicAttribs, count);
+}
+}  // namespace rx