kc3-lang/angle/src/tests/compiler_tests/Pack_Unpack_test.cpp

Branch : - branch - main - tag -

• Show log

  Commit

• Author : Jamie Madill
  Date : 2018-11-27 11:34:27
  Hash : b980c563
  Message : Reformat all cpp and h files. This applies git cl format --full to all ANGLE sources. Bug: angleproject:2986 Change-Id: Ib504e618c1589332a37e97696cdc3515d739308f Reviewed-on: https://chromium-review.googlesource.com/c/1351367 Reviewed-by: Jamie Madill <jmadill@chromium.org> Reviewed-by: Shahbaz Youssefi <syoussefi@chromium.org>

• src/tests/compiler_tests/Pack_Unpack_test.cpp

• //
  // 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.
  //
  // Pack_Unpack_test.cpp:
  //   Tests for the emulating pack_unpack functions for GLSL.
  //
  
  #include "GLSLANG/ShaderLang.h"
  #include "angle_gl.h"
  #include "gtest/gtest.h"
  #include "tests/test_utils/compiler_test.h"
  
  using namespace sh;
  
  namespace
  {
  
  class PackUnpackTest : public MatchOutputCodeTest
  {
    public:
      PackUnpackTest() : MatchOutputCodeTest(GL_FRAGMENT_SHADER, 0, SH_GLSL_400_CORE_OUTPUT) {}
  };
  
  // Check if PackSnorm2x16 Emulation for GLSL < 4.2 compile correctly.
  TEST_F(PackUnpackTest, PackSnorm2x16Emulation)
  {
      const std::string &shaderString =
          R"(#version 300 es
          precision mediump float;
          layout(location = 0) out mediump vec4 fragColor;
          void main()
          {
             vec2 v;
             uint u = packSnorm2x16(v);
             fragColor = vec4(u);
          })";
      compile(shaderString);
      ASSERT_TRUE(foundInCode("uint packSnorm2x16_emu(vec2 v)"));
  }
  
  // Check if UnpackSnorm2x16 Emulation for GLSL < 4.2 compile correctly.
  TEST_F(PackUnpackTest, UnpackSnorm2x16Emulation)
  {
      const std::string &shaderString =
          R"(#version 300 es
          precision mediump float;
          layout(location = 0) out mediump vec4 fragColor;
          void main()
          {
             uint u;
             vec2 v = unpackSnorm2x16(u);
             fragColor = vec4(v, 0.0, 0.0);
          })";
      compile(shaderString);
      ASSERT_TRUE(foundInCode("vec2 unpackSnorm2x16_emu(uint u)"));
  }
  
  // Check if PackUnorm2x16 Emulation for GLSL < 4.1 compiles correctly.
  TEST_F(PackUnpackTest, PackUnorm2x16Emulation)
  {
      const std::string &shaderString =
          R"(#version 300 es
          precision mediump float;
          layout(location = 0) out mediump vec4 fragColor;
          void main()
          {
             vec2 v;
             uint u = packUnorm2x16(v);
             fragColor = vec4(u);
          })";
      compile(shaderString);
      ASSERT_TRUE(foundInCode("uint packUnorm2x16_emu(vec2 v)"));
  }
  
  // Check if UnpackSnorm2x16 Emulation for GLSL < 4.1 compiles correctly.
  TEST_F(PackUnpackTest, UnpackUnorm2x16Emulation)
  {
      const std::string &shaderString =
          R"(#version 300 es
          precision mediump float;
          layout(location = 0) out mediump vec4 fragColor;
          void main()
          {
             uint u;
             vec2 v = unpackUnorm2x16(u);
             fragColor = vec4(v, 0.0, 0.0);
          })";
      compile(shaderString);
      ASSERT_TRUE(foundInCode("vec2 unpackUnorm2x16_emu(uint u)"));
  }
  
  // Check if PackHalf2x16 Emulation for GLSL < 4.2 compiles correctly.
  TEST_F(PackUnpackTest, PackHalf2x16Emulation)
  {
      const std::string &shaderString =
          R"(#version 300 es
          precision mediump float;
          layout(location = 0) out mediump vec4 fragColor;
          void main()
          {
              vec2 v;
              uint u = packHalf2x16(v);
              fragColor = vec4(u);
          })";
      compile(shaderString);
      ASSERT_TRUE(foundInCode("uint packHalf2x16_emu(vec2 v)"));
  }
  
  // Check if UnpackHalf2x16 Emulation for GLSL < 4.2 compiles correctly.
  TEST_F(PackUnpackTest, UnpackHalf2x16Emulation)
  {
      const std::string &shaderString =
          R"(#version 300 es
          precision mediump float;
          layout(location = 0) out mediump vec4 fragColor;
          void main()
          {
              uint u;
              vec2 v = unpackHalf2x16(u);
              fragColor = vec4(v, 0.0, 0.0);
          })";
      compile(shaderString);
      ASSERT_TRUE(foundInCode("vec2 unpackHalf2x16_emu(uint u)"));
  }
  
  }  // namespace