kc3-lang/angle/src/tests/perf_tests/IndexDataManagerTest.cpp

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• Hash : e6124500
  Author :
  Date : 2020-06-02T12:02:55
  

  Fix baseVertex and baseInstance with streaming attributes
  
  baseInstance: Fixed by adding the intial offset to each copy for
  streaming attributes
  
  baseVertex: make sure mShaderConstants.onFirstVertexChange takes
  in correct firstVertex value for dynamic attribs (where firstVertex
  passed to StateManager11::updateState already include baseVertex)
  
  Bug: chromium:1078330, angleproject:3402
  Change-Id: I289c4e3733fdf6f78af8c3adee84112c05a5abce
  Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/2227022
  Reviewed-by: Jamie Madill <jmadill@chromium.org>
  Reviewed-by: Geoff Lang <geofflang@chromium.org>
  Commit-Queue: Shrek Shao <shrekshao@google.com>
  

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• src/tests/perf_tests/IndexDataManagerTest.cpp

• //
  // Copyright 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.
  //
  // IndexDataManagerPerfTest:
  //   Performance test for index buffer management.
  //
  
  #include "ANGLEPerfTest.h"
  
  #include <gmock/gmock.h>
  
  #include "angle_unittests_utils.h"
  #include "libANGLE/renderer/d3d/BufferD3D.h"
  #include "libANGLE/renderer/d3d/IndexBuffer.h"
  #include "libANGLE/renderer/d3d/IndexDataManager.h"
  
  using namespace testing;
  
  namespace
  {
  constexpr unsigned int kIterationsPerStep = 100;
  
  class MockIndexBuffer : public rx::IndexBuffer
  {
    public:
      MockIndexBuffer(unsigned int bufferSize, gl::DrawElementsType indexType)
          : mBufferSize(bufferSize), mIndexType(indexType)
      {}
  
      MOCK_METHOD4(initialize,
                   angle::Result(const gl::Context *, unsigned int, gl::DrawElementsType, bool));
      MOCK_METHOD4(mapBuffer,
                   angle::Result(const gl::Context *, unsigned int, unsigned int, void **));
      MOCK_METHOD1(unmapBuffer, angle::Result(const gl::Context *));
      MOCK_METHOD1(discard, angle::Result(const gl::Context *));
      MOCK_METHOD3(setSize, angle::Result(const gl::Context *, unsigned int, gl::DrawElementsType));
  
      // inlined for speed
      gl::DrawElementsType getIndexType() const override { return mIndexType; }
      unsigned int getBufferSize() const override { return mBufferSize; }
  
    private:
      unsigned int mBufferSize;
      gl::DrawElementsType mIndexType;
  };
  
  class MockBufferFactoryD3D : public rx::BufferFactoryD3D
  {
    public:
      MockBufferFactoryD3D(unsigned int bufferSize, gl::DrawElementsType indexType)
          : mBufferSize(bufferSize), mIndexType(indexType)
      {}
  
      MOCK_METHOD0(createVertexBuffer, rx::VertexBuffer *());
      MOCK_CONST_METHOD1(getVertexConversionType, rx::VertexConversionType(angle::FormatID));
      MOCK_CONST_METHOD1(getVertexComponentType, GLenum(angle::FormatID));
      MOCK_CONST_METHOD7(getVertexSpaceRequired,
                         angle::Result(const gl::Context *,
                                       const gl::VertexAttribute &,
                                       const gl::VertexBinding &,
                                       size_t,
                                       GLsizei,
                                       GLuint,
                                       unsigned int *));
  
      // Dependency injection
      rx::IndexBuffer *createIndexBuffer() override
      {
          return new MockIndexBuffer(mBufferSize, mIndexType);
      }
  
    private:
      unsigned int mBufferSize;
      gl::DrawElementsType mIndexType;
  };
  
  class MockBufferD3D : public rx::BufferD3D
  {
    public:
      MockBufferD3D(rx::BufferFactoryD3D *factory) : BufferD3D(mockState, factory), mData() {}
  
      // BufferImpl
      angle::Result setData(const gl::Context *context,
                            gl::BufferBinding target,
                            const void *data,
                            size_t size,
                            gl::BufferUsage) override
      {
          mData.resize(size);
          if (data && size > 0)
          {
              memcpy(&mData[0], data, size);
          }
          return angle::Result::Continue;
      }
  
      MOCK_METHOD5(
          setSubData,
          angle::Result(const gl::Context *, gl::BufferBinding, const void *, size_t, size_t));
      MOCK_METHOD5(copySubData,
                   angle::Result(const gl::Context *, BufferImpl *, GLintptr, GLintptr, GLsizeiptr));
      MOCK_METHOD3(map, angle::Result(const gl::Context *context, GLenum, void **));
      MOCK_METHOD5(mapRange, angle::Result(const gl::Context *, size_t, size_t, GLbitfield, void **));
      MOCK_METHOD2(unmap, angle::Result(const gl::Context *context, GLboolean *));
  
      // BufferD3D
      MOCK_METHOD1(markTransformFeedbackUsage, angle::Result(const gl::Context *));
  
      // inlined for speed
      bool supportsDirectBinding() const override { return false; }
      size_t getSize() const override { return mData.size(); }
  
      angle::Result getData(const gl::Context *context, const uint8_t **outData) override
      {
          *outData = &mData[0];
          return angle::Result::Continue;
      }
  
    private:
      gl::BufferState mockState;
      std::vector<uint8_t> mData;
  };
  
  class MockGLFactoryD3D : public rx::MockGLFactory
  {
    public:
      MockGLFactoryD3D(MockBufferFactoryD3D *bufferFactory) : mBufferFactory(bufferFactory) {}
  
      rx::BufferImpl *createBuffer(const gl::BufferState &state) override
      {
          MockBufferD3D *mockBufferD3D = new MockBufferD3D(mBufferFactory);
  
          EXPECT_CALL(*mBufferFactory, createVertexBuffer())
              .WillOnce(Return(nullptr))
              .RetiresOnSaturation();
          mockBufferD3D->initializeStaticData(nullptr);
  
          return mockBufferD3D;
      }
  
      MockBufferFactoryD3D *mBufferFactory;
  };
  
  class IndexDataManagerPerfTest : public ANGLEPerfTest
  {
    public:
      IndexDataManagerPerfTest();
  
      void step() override;
  
      rx::IndexDataManager mIndexDataManager;
      GLsizei mIndexCount;
      unsigned int mBufferSize;
      MockBufferFactoryD3D mMockBufferFactory;
      MockGLFactoryD3D mMockGLFactory;
      gl::Buffer mIndexBuffer;
  };
  
  IndexDataManagerPerfTest::IndexDataManagerPerfTest()
      : ANGLEPerfTest("IndexDataManager", "", "_run", kIterationsPerStep),
        mIndexDataManager(&mMockBufferFactory),
        mIndexCount(4000),
        mBufferSize(mIndexCount * sizeof(GLushort)),
        mMockBufferFactory(mBufferSize, gl::DrawElementsType::UnsignedShort),
        mMockGLFactory(&mMockBufferFactory),
        mIndexBuffer(&mMockGLFactory, {1})
  {
      std::vector<GLushort> indexData(mIndexCount);
      for (GLsizei index = 0; index < mIndexCount; ++index)
      {
          indexData[index] = static_cast<GLushort>(index);
      }
      EXPECT_EQ(
          angle::Result::Continue,
          mIndexBuffer.bufferData(nullptr, gl::BufferBinding::Array, &indexData[0],
                                  indexData.size() * sizeof(GLushort), gl::BufferUsage::StaticDraw));
  }
  
  void IndexDataManagerPerfTest::step()
  {
      rx::TranslatedIndexData translatedIndexData;
      gl::IndexRange indexRange;
      for (unsigned int iteration = 0; iteration < kIterationsPerStep; ++iteration)
      {
          (void)mIndexBuffer.getIndexRange(nullptr, gl::DrawElementsType::UnsignedShort, 0,
                                           mIndexCount, false, &indexRange);
          (void)mIndexDataManager.prepareIndexData(nullptr, gl::DrawElementsType::UnsignedShort,
                                                   gl::DrawElementsType::UnsignedShort, mIndexCount,
                                                   &mIndexBuffer, nullptr, &translatedIndexData);
      }
  }
  
  TEST_F(IndexDataManagerPerfTest, Run)
  {
      run();
  }
  
  }  // anonymous namespace
  

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