kc3-lang/angle/src/tests/gl_tests/SRGBFramebufferTest.cpp

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• Hash : 0864a7ac
  Author :
  Date : 2018-11-07T15:50:15
  

  Vulkan: Enable end2end tests for ES2_VULKAN everywhere
  
  Used a script to find test files that have more ES2_OPENGL() invocations
  than ES2_VULKAN(), and added ES2_VULKAN() to those.  There may be false
  negatives.
  
  Bug: angleproject:1578
  Change-Id: I938eb3571c909879e9276b355a9f1d324880f99a
  Reviewed-on: https://chromium-review.googlesource.com/c/1324350
  Reviewed-by: Jamie Madill <jmadill@chromium.org>
  Reviewed-by: Geoff Lang <geofflang@chromium.org>
  Commit-Queue: Shahbaz Youssefi <syoussefi@chromium.org>
  

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• src/tests/gl_tests/SRGBFramebufferTest.cpp

• //
  // 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.
  //
  
  // SRGBFramebufferTest.cpp: Tests of sRGB framebuffer functionality.
  
  #include "test_utils/ANGLETest.h"
  #include "test_utils/gl_raii.h"
  
  namespace angle
  {
  
  class SRGBFramebufferTest : public ANGLETest
  {
    protected:
      SRGBFramebufferTest()
      {
          setWindowWidth(128);
          setWindowHeight(128);
          setConfigRedBits(8);
          setConfigGreenBits(8);
          setConfigBlueBits(8);
          setConfigAlphaBits(8);
      }
  
      void SetUp() override
      {
          ANGLETest::SetUp();
  
          mProgram = CompileProgram(essl1_shaders::vs::Simple(), essl1_shaders::fs::UniformColor());
          ASSERT_NE(0u, mProgram);
  
          mColorLocation = glGetUniformLocation(mProgram, essl1_shaders::ColorUniform());
          ASSERT_NE(-1, mColorLocation);
      }
  
      void TearDown() override
      {
          glDeleteProgram(mProgram);
  
          ANGLETest::TearDown();
      }
  
      GLuint mProgram      = 0;
      GLint mColorLocation = -1;
  };
  
  // Test basic validation of GL_EXT_sRGB_write_control
  TEST_P(SRGBFramebufferTest, Validation)
  {
      GLenum expectedError =
          extensionEnabled("GL_EXT_sRGB_write_control") ? GL_NO_ERROR : GL_INVALID_ENUM;
  
      GLboolean value = GL_FALSE;
      glEnable(GL_FRAMEBUFFER_SRGB_EXT);
      EXPECT_GL_ERROR(expectedError);
  
      glGetBooleanv(GL_FRAMEBUFFER_SRGB_EXT, &value);
      EXPECT_GL_ERROR(expectedError);
      if (expectedError == GL_NO_ERROR)
      {
          EXPECT_GL_TRUE(value);
      }
  
      glDisable(GL_FRAMEBUFFER_SRGB_EXT);
      EXPECT_GL_ERROR(expectedError);
  
      glGetBooleanv(GL_FRAMEBUFFER_SRGB_EXT, &value);
      EXPECT_GL_ERROR(expectedError);
      if (expectedError == GL_NO_ERROR)
      {
          EXPECT_GL_FALSE(value);
      }
  }
  
  // Test basic functionality of GL_EXT_sRGB_write_control
  TEST_P(SRGBFramebufferTest, BasicUsage)
  {
      if (!extensionEnabled("GL_EXT_sRGB_write_control") ||
          (!extensionEnabled("GL_EXT_sRGB") && getClientMajorVersion() < 3))
      {
          std::cout
              << "Test skipped because GL_EXT_sRGB_write_control and GL_EXT_sRGB are not available."
              << std::endl;
          return;
      }
  
      GLColor linearColor(64, 127, 191, 255);
      GLColor srgbColor(13, 54, 133, 255);
  
      GLTexture texture;
      glBindTexture(GL_TEXTURE_2D, texture.get());
      glTexImage2D(GL_TEXTURE_2D, 0, GL_SRGB_ALPHA_EXT, 1, 1, 0, GL_SRGB_ALPHA_EXT, GL_UNSIGNED_BYTE,
                   nullptr);
  
      GLFramebuffer framebuffer;
      glBindFramebuffer(GL_FRAMEBUFFER, framebuffer.get());
      glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, texture.get(), 0);
  
      glUseProgram(mProgram);
      glUniform4fv(mColorLocation, 1, srgbColor.toNormalizedVector().data());
  
      glEnable(GL_FRAMEBUFFER_SRGB_EXT);
      drawQuad(mProgram, essl1_shaders::PositionAttrib(), 0.5f);
      EXPECT_PIXEL_COLOR_NEAR(0, 0, linearColor, 1.0);
  
      glDisable(GL_FRAMEBUFFER_SRGB_EXT);
      drawQuad(mProgram, essl1_shaders::PositionAttrib(), 0.5f);
      EXPECT_PIXEL_COLOR_NEAR(0, 0, srgbColor, 1.0);
  }
  
  // Use this to select which configurations (e.g. which renderer, which GLES major version) these
  // tests should be run against.
  ANGLE_INSTANTIATE_TEST(SRGBFramebufferTest,
                         ES2_D3D9(),
                         ES2_D3D11(),
                         ES3_D3D11(),
                         ES2_OPENGL(),
                         ES3_OPENGL(),
                         ES2_OPENGLES(),
                         ES3_OPENGLES(),
                         ES2_VULKAN());
  
  }  // namespace angle
  

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