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

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• Hash : 89e38b57
  Author :
  Date : 2022-06-22T15:04:08
  

  Refactor to use ANGLETest vs ANGLETestWithParam
  
  Bug: angleproject:6747
  Change-Id: I72ad52d0268eae0e1a401f12f3e94cc5efa402f2
  Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/3719002
  Reviewed-by: Shahbaz Youssefi <syoussefi@chromium.org>
  Commit-Queue: Shahbaz Youssefi <syoussefi@chromium.org>
  Reviewed-by: Cody Northrop <cnorthrop@google.com>
  

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• src/tests/gl_tests/BlendPackedTest.cpp

• //
  // Copyright 2020 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.
  //
  
  #include "test_utils/ANGLETest.h"
  #include "test_utils/gl_raii.h"
  
  using namespace angle;
  
  class BlendPackedTest : public ANGLETest<>
  {
    protected:
      BlendPackedTest()
      {
          setWindowWidth(128);
          setWindowHeight(128);
          setConfigRedBits(8);
          setConfigGreenBits(8);
          setConfigBlueBits(8);
          setConfigAlphaBits(8);
      }
  
      template <GLenum internalformat, GLuint components>
      void runTest()
      {
          constexpr char kFs[] =
              "#version 100\n"
              "void main(void)\n"
              "{\n"
              "    gl_FragColor = vec4(0.0, 0.0, 1.0, 1.0);\n"
              "}\n";
  
          ANGLE_GL_PROGRAM(program, essl1_shaders::vs::Simple(), kFs);
          glUseProgram(program);
  
          GLFramebuffer framebuffer;
          glBindFramebuffer(GL_FRAMEBUFFER, framebuffer);
  
          GLRenderbuffer colorRenderbuffer;
          glBindRenderbuffer(GL_RENDERBUFFER, colorRenderbuffer);
          glRenderbufferStorage(GL_RENDERBUFFER, internalformat, getWindowWidth(), getWindowHeight());
          glFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_RENDERBUFFER,
                                    colorRenderbuffer);
  
          glClearColor(1.0, 1.0, 0.0, 0.0);
          glClear(GL_COLOR_BUFFER_BIT);
          ASSERT_GL_NO_ERROR();
  
          if (components == 3)
          {
              EXPECT_PIXEL_COLOR_EQ(0, 0, GLColor::yellow);
          }
          else
          {
              EXPECT_PIXEL_COLOR_EQ(0, 0, GLColor(255u, 255u, 0, 0));
          }
  
          glEnable(GL_BLEND);
          glBlendEquation(GL_FUNC_ADD);
          glBlendFunc(GL_ONE, GL_ONE);
  
          drawQuad(program, essl1_shaders::PositionAttrib(), 0.5f);
          ASSERT_GL_NO_ERROR();
  
          EXPECT_PIXEL_COLOR_EQ(0, 0, GLColor::white);
      }
  };
  
  // Test that blending is applied to attachments with packed formats.
  TEST_P(BlendPackedTest, RGB565)
  {
      runTest<GL_RGB565, 3>();
  }
  
  TEST_P(BlendPackedTest, RGBA4)
  {
      runTest<GL_RGBA4, 4>();
  }
  
  TEST_P(BlendPackedTest, RGB5_A1)
  {
      runTest<GL_RGB5_A1, 4>();
  }
  
  TEST_P(BlendPackedTest, RGB10_A2)
  {
      ANGLE_SKIP_TEST_IF(getClientMajorVersion() < 3);
      runTest<GL_RGB10_A2, 4>();
  }
  
  // Use this to select which configurations (e.g. which renderer, which GLES major version) these
  // tests should be run against.
  ANGLE_INSTANTIATE_TEST_ES2_AND_ES3(BlendPackedTest);
  

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