kc3-lang/angle/src/tests/end2end_tests/FramebufferFormatsTest.cpp

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• Hash : 559a2e8c
  Author :
  Date : 2015-03-16T17:25:51
  

  Move the ANGLE tests project to src/
  
  *re-re-land with fix for Chrome's angle tests*
  
  BUG=angleproject:945
  
  Change-Id: I3c64e2edc776c299791440f65f22450855eb6dfa
  Reviewed-on: https://chromium-review.googlesource.com/260448
  Tested-by: Jamie Madill <jmadill@chromium.org>
  Reviewed-by: Geoff Lang <geofflang@chromium.org>
  

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• src/tests/end2end_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.
  ANGLE_TYPED_TEST_CASE(FramebufferFormatsTest, ES2_D3D9, ES2_D3D11, ES3_D3D11);
  
  template<typename T>
  class FramebufferFormatsTest : public ANGLETest
  {
  protected:
      FramebufferFormatsTest() : ANGLETest(T::GetGlesMajorVersion(), T::GetPlatform())
      {
          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);
      }
  
      void testRenderbufferMultisampleFormat(int minESVersion, GLenum attachmentType, GLenum internalFormat)
      {
          if (T::GetGlesMajorVersion() < minESVersion)
          {
              return;
          }
  
          // Check that multisample is supported with at least two samples (minimum required is 1)
          bool supports2Samples = false;
  
          if (T::GetGlesMajorVersion() == 2)
          {
              if (extensionEnabled("ANGLE_framebuffer_multisample"))
              {
                  int maxSamples;
                  glGetIntegerv(GL_MAX_SAMPLES_ANGLE, &maxSamples);
                  supports2Samples = maxSamples >= 2;
              }
          }
          else
          {
              assert(T::GetGlesMajorVersion() >= 3);
              int maxSamples;
              glGetIntegerv(GL_MAX_SAMPLES, &maxSamples);
              supports2Samples = maxSamples >= 2;
          }
  
          if (!supports2Samples)
          {
              return;
          }
  
          GLuint framebufferID;
          glGenFramebuffers(1, &framebufferID);
          glBindFramebuffer(GL_FRAMEBUFFER, framebufferID);
  
          GLuint renderbufferID;
          glGenRenderbuffers(1, &renderbufferID);
          glBindRenderbuffer(GL_RENDERBUFFER, renderbufferID);
  
          EXPECT_GL_NO_ERROR();
          glRenderbufferStorageMultisampleANGLE(GL_RENDERBUFFER, 2, internalFormat, 128, 128);
          EXPECT_GL_NO_ERROR();
          glFramebufferRenderbuffer(GL_FRAMEBUFFER, attachmentType, GL_RENDERBUFFER, renderbufferID);
          EXPECT_GL_NO_ERROR();
  
          glDeleteRenderbuffers(1, &renderbufferID);
          glDeleteFramebuffers(1, &framebufferID);
      }
  
      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);
  }
  
  TYPED_TEST(FramebufferFormatsTest, RenderbufferMultisample_DEPTH16)
  {
      testRenderbufferMultisampleFormat(2, GL_DEPTH_ATTACHMENT, GL_DEPTH_COMPONENT16);
  }
  
  TYPED_TEST(FramebufferFormatsTest, RenderbufferMultisample_DEPTH24)
  {
      testRenderbufferMultisampleFormat(3, GL_DEPTH_ATTACHMENT, GL_DEPTH_COMPONENT24);
  }
  
  TYPED_TEST(FramebufferFormatsTest, RenderbufferMultisample_DEPTH32F)
  {
      testRenderbufferMultisampleFormat(3, GL_DEPTH_ATTACHMENT, GL_DEPTH_COMPONENT32F);
  }
  
  TYPED_TEST(FramebufferFormatsTest, RenderbufferMultisample_DEPTH24_STENCIL8)
  {
      testRenderbufferMultisampleFormat(3, GL_DEPTH_STENCIL_ATTACHMENT, GL_DEPTH24_STENCIL8);
  }
  
  TYPED_TEST(FramebufferFormatsTest, RenderbufferMultisample_DEPTH32F_STENCIL8)
  {
      testRenderbufferMultisampleFormat(3, GL_DEPTH_STENCIL_ATTACHMENT, GL_DEPTH32F_STENCIL8);
  }
  
  TYPED_TEST(FramebufferFormatsTest, RenderbufferMultisample_STENCIL_INDEX8)
  {
      testRenderbufferMultisampleFormat(2, GL_STENCIL_ATTACHMENT, GL_STENCIL_INDEX8);
  }
  

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