kc3-lang/angle/tests/angle_tests/FramebufferFormatsTest.cpp

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• Hash : 18b931d5
  Author :
  Date : 2014-09-29T12:58:31
  

  Configure Google Tests to run against multiple renderers/GLES versions
  
  BUG=angle:611
  
  Change-Id: I7d43612171c439045038db9ae82fd8716c0b31c6
  Reviewed-on: https://chromium-review.googlesource.com/220400
  Reviewed-by: Geoff Lang <geofflang@chromium.org>
  Tested-by: Austin Kinross <aukinros@microsoft.com>
  

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• tests/angle_tests/FramebufferFormatsTest.cpp

• #include "ANGLETest.h"
  
  // Use this to select which configurations (e.g. which renderer, which GLES major version) these tests should be run against.
  typedef ::testing::Types<TFT<Gles::Two, Rend::D3D11>, TFT<Gles::Two, Rend::D3D9>> TestFixtureTypes;
  TYPED_TEST_CASE(FramebufferFormatsTest, TestFixtureTypes);
  
  template<typename T>
  class FramebufferFormatsTest : public ANGLETest
  {
  protected:
      FramebufferFormatsTest() : ANGLETest(T::GetGlesMajorVersion(), T::GetRequestedRenderer())
      {
          setWindowWidth(128);
          setWindowHeight(128);
          setConfigRedBits(8);
          setConfigGreenBits(8);
          setConfigBlueBits(8);
          setConfigAlphaBits(8);
      }
  
      void checkBitCount(GLuint fbo, GLenum channel, GLint minBits)
      {
          glBindFramebuffer(GL_FRAMEBUFFER, fbo);
  
          GLint bits = 0;
          glGetIntegerv(channel, &bits);
  
          if (minBits == 0)
          {
              EXPECT_EQ(minBits, bits);
          }
          else
          {
              EXPECT_GE(bits, minBits);
          }
      }
  
      void testBitCounts(GLuint fbo, GLint minRedBits, GLint minGreenBits, GLint minBlueBits,
                         GLint minAlphaBits, GLint minDepthBits, GLint minStencilBits)
      {
          checkBitCount(fbo, GL_RED_BITS, minRedBits);
          checkBitCount(fbo, GL_GREEN_BITS, minGreenBits);
          checkBitCount(fbo, GL_BLUE_BITS, minBlueBits);
          checkBitCount(fbo, GL_ALPHA_BITS, minAlphaBits);
          checkBitCount(fbo, GL_DEPTH_BITS, minDepthBits);
          checkBitCount(fbo, GL_STENCIL_BITS, minStencilBits);
      }
  
      void testTextureFormat(GLenum internalFormat, GLint minRedBits, GLint minGreenBits, GLint minBlueBits,
                             GLint minAlphaBits)
      {
          GLuint tex = 0;
          glGenTextures(1, &tex);
          glBindTexture(GL_TEXTURE_2D, tex);
          glTexStorage2DEXT(GL_TEXTURE_2D, 1, internalFormat, 1, 1);
  
          GLuint fbo = 0;
          glGenFramebuffers(1, &fbo);
          glBindFramebuffer(GL_FRAMEBUFFER, fbo);
          glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, tex, 0);
  
          testBitCounts(fbo, minRedBits, minGreenBits, minBlueBits, minAlphaBits, 0, 0);
  
          glDeleteTextures(1, &tex);
          glDeleteFramebuffers(1, &fbo);
      }
  
      virtual void SetUp()
      {
          ANGLETest::SetUp();
      }
  
      virtual void TearDown()
      {
          ANGLETest::TearDown();
      }
  };
  
  TYPED_TEST(FramebufferFormatsTest, RGBA4)
  {
      testTextureFormat(GL_RGBA4, 4, 4, 4, 4);
  }
  
  TYPED_TEST(FramebufferFormatsTest, RGB565)
  {
      testTextureFormat(GL_RGB565, 5, 6, 5, 0);
  }
  
  TYPED_TEST(FramebufferFormatsTest, RGB8)
  {
      testTextureFormat(GL_RGB8_OES, 8, 8, 8, 0);
  }
  
  TYPED_TEST(FramebufferFormatsTest, BGRA8)
  {
      testTextureFormat(GL_BGRA8_EXT, 8, 8, 8, 8);
  }
  
  TYPED_TEST(FramebufferFormatsTest, RGBA8)
  {
      testTextureFormat(GL_RGBA8_OES, 8, 8, 8, 8);
  }
  
  

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