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

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• Hash : 578b51fd
  Author :
  Date : 2017-11-20T16:13:34
  

  D3D: Add helper for index translation type.
  
  This makes it a bit simpler to work with the prepareIndexData method.
  Also removes the mRendererClass member of the index data manager
  since it was no longer necessary.
  
  BUG=angleproject:2229
  
  Change-Id: I03768b104da21f57c499239bbbb5f716efb0fd48
  Reviewed-on: https://chromium-review.googlesource.com/765261
  Commit-Queue: Jamie Madill <jmadill@chromium.org>
  Reviewed-by: Geoff Lang <geofflang@chromium.org>
  

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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
  {
  
  class MockIndexBuffer : public rx::IndexBuffer
  {
    public:
      MockIndexBuffer(unsigned int bufferSize, GLenum indexType)
          : mBufferSize(bufferSize), mIndexType(indexType)
      {
      }
  
      MOCK_METHOD3(initialize, gl::Error(unsigned int, GLenum, bool));
      MOCK_METHOD3(mapBuffer, gl::Error(unsigned int, unsigned int, void **));
      MOCK_METHOD0(unmapBuffer, gl::Error());
      MOCK_METHOD0(discard, gl::Error());
      MOCK_METHOD2(setSize, gl::Error(unsigned int, GLenum));
  
      // inlined for speed
      GLenum getIndexType() const override { return mIndexType; }
      unsigned int getBufferSize() const override { return mBufferSize; }
  
    private:
      unsigned int mBufferSize;
      GLenum mIndexType;
  };
  
  class MockBufferFactoryD3D : public rx::BufferFactoryD3D
  {
    public:
      MockBufferFactoryD3D(unsigned int bufferSize, GLenum indexType)
          : mBufferSize(bufferSize), mIndexType(indexType)
      {
      }
  
      MOCK_METHOD0(createVertexBuffer, rx::VertexBuffer *());
      MOCK_CONST_METHOD1(getVertexConversionType, rx::VertexConversionType(gl::VertexFormatType));
      MOCK_CONST_METHOD1(getVertexComponentType, GLenum(gl::VertexFormatType));
      MOCK_CONST_METHOD4(getVertexSpaceRequired,
                         gl::ErrorOrResult<unsigned int>(const gl::VertexAttribute &,
                                                         const gl::VertexBinding &,
                                                         GLsizei,
                                                         GLsizei));
  
      // Dependency injection
      rx::IndexBuffer *createIndexBuffer() override
      {
          return new MockIndexBuffer(mBufferSize, mIndexType);
      }
  
    private:
      unsigned int mBufferSize;
      GLenum mIndexType;
  };
  
  class MockBufferD3D : public rx::BufferD3D
  {
    public:
      MockBufferD3D(rx::BufferFactoryD3D *factory) : BufferD3D(mockState, factory), mData() {}
  
      // BufferImpl
      gl::Error 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 gl::NoError();
      }
  
      MOCK_METHOD5(setSubData,
                   gl::Error(const gl::Context *, gl::BufferBinding, const void *, size_t, size_t));
      MOCK_METHOD5(copySubData,
                   gl::Error(const gl::Context *, BufferImpl *, GLintptr, GLintptr, GLsizeiptr));
      MOCK_METHOD3(map, gl::Error(const gl::Context *context, GLenum, void **));
      MOCK_METHOD5(mapRange, gl::Error(const gl::Context *, size_t, size_t, GLbitfield, void **));
      MOCK_METHOD2(unmap, gl::Error(const gl::Context *context, GLboolean *));
  
      // BufferD3D
      MOCK_METHOD1(markTransformFeedbackUsage, gl::Error(const gl::Context *));
  
      // inlined for speed
      bool supportsDirectBinding() const override { return false; }
      size_t getSize() const override { return mData.size(); }
  
      gl::Error getData(const gl::Context *context, const uint8_t **outData) override
      {
          *outData = &mData[0];
          return gl::NoError();
      }
  
    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("IndexDataManger", "_run"),
        mIndexDataManager(&mMockBufferFactory),
        mIndexCount(4000),
        mBufferSize(mIndexCount * sizeof(GLushort)),
        mMockBufferFactory(mBufferSize, GL_UNSIGNED_SHORT),
        mMockGLFactory(&mMockBufferFactory),
        mIndexBuffer(&mMockGLFactory, 1)
  {
      std::vector<GLushort> indexData(mIndexCount);
      for (GLsizei index = 0; index < mIndexCount; ++index)
      {
          indexData[index] = static_cast<GLushort>(index);
      }
      EXPECT_FALSE(mIndexBuffer
                       .bufferData(nullptr, gl::BufferBinding::Array, &indexData[0],
                                   indexData.size() * sizeof(GLushort), gl::BufferUsage::StaticDraw)
                       .isError());
  }
  
  void IndexDataManagerPerfTest::step()
  {
      rx::TranslatedIndexData translatedIndexData;
      gl::IndexRange indexRange;
      for (unsigned int iteration = 0; iteration < 100; ++iteration)
      {
          (void)mIndexBuffer.getIndexRange(nullptr, GL_UNSIGNED_SHORT, 0, mIndexCount, false,
                                           &indexRange);
          (void)mIndexDataManager.prepareIndexData(nullptr, GL_UNSIGNED_SHORT, GL_UNSIGNED_SHORT,
                                                   mIndexCount, &mIndexBuffer, nullptr,
                                                   &translatedIndexData);
      }
  }
  
  TEST_F(IndexDataManagerPerfTest, Run)
  {
      run();
  }
  
  }  // anonymous namespace
  

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