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

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• Author : Geoff Lang
  Date : 2014-10-23 11:08:16
  Hash : 0d3683c4
  Message : Update ANGLE_platform_angle to allow requesting of Renderer versions. Added enums to allow users to request major and minor versions of the underlying API and if a WARP device is used. BUG=angle:490 Change-Id: I0bfb2ac8d327da28a47cc8e6346300e47ab9538c Reviewed-on: https://chromium-review.googlesource.com/225081 Reviewed-by: Shannon Woods <shannonwoods@chromium.org> Tested-by: Geoff Lang <geofflang@chromium.org>

• tests/angle_tests/SRGBTextureTest.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(SRGBTextureTest, ES2_D3D9, ES2_D3D11, ES3_D3D11);
  
  template<typename T>
  class SRGBTextureTest : public ANGLETest
  {
  protected:
      SRGBTextureTest() : ANGLETest(T::GetGlesMajorVersion(), T::GetPlatform())
      {
          setWindowWidth(128);
          setWindowHeight(128);
          setConfigRedBits(8);
          setConfigGreenBits(8);
          setConfigBlueBits(8);
          setConfigAlphaBits(8);
      }
  
      virtual void SetUp()
      {
          ANGLETest::SetUp();
      }
  
      virtual void TearDown()
      {
          ANGLETest::TearDown();
      }
  };
  
  TYPED_TEST(SRGBTextureTest, SRGBValidation)
  {
      bool supported = extensionEnabled("GL_EXT_sRGB") || getClientVersion() == 3;
  
      GLuint tex = 0;
      glGenTextures(1, &tex);
      glBindTexture(GL_TEXTURE_2D, tex);
  
      GLubyte pixel[3] = { 0 };
      glTexImage2D(GL_TEXTURE_2D, 0, GL_SRGB, 1, 1, 0, GL_SRGB, GL_UNSIGNED_BYTE, pixel);
      if (supported)
      {
          EXPECT_GL_NO_ERROR();
  
          glTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, 0, 0, GL_SRGB, GL_UNSIGNED_BYTE, pixel);
          EXPECT_GL_NO_ERROR();
  
          glGenerateMipmap(GL_TEXTURE_2D);
          EXPECT_GL_ERROR(GL_INVALID_OPERATION);
      }
      else
      {
          EXPECT_GL_ERROR(GL_INVALID_ENUM);
      }
  
      glDeleteTextures(1, &tex);
  }
  
  TYPED_TEST(SRGBTextureTest, SRGBAValidation)
  {
      bool supported = extensionEnabled("GL_EXT_sRGB") || getClientVersion() == 3;
  
      GLuint tex = 0;
      glGenTextures(1, &tex);
      glBindTexture(GL_TEXTURE_2D, tex);
  
      GLubyte pixel[4] = { 0 };
      glTexImage2D(GL_TEXTURE_2D, 0, GL_SRGB_ALPHA_EXT, 1, 1, 0, GL_SRGB_ALPHA_EXT, GL_UNSIGNED_BYTE, pixel);
      if (supported)
      {
          EXPECT_GL_NO_ERROR();
  
          glTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, 0, 0, GL_SRGB_ALPHA_EXT, GL_UNSIGNED_BYTE, pixel);
          EXPECT_GL_NO_ERROR();
  
          glGenerateMipmap(GL_TEXTURE_2D);
          if (getClientVersion() == 2)
          {
              EXPECT_GL_ERROR(GL_INVALID_OPERATION);
          }
          else
          {
              EXPECT_GL_NO_ERROR();
          }
      }
      else
      {
          EXPECT_GL_ERROR(GL_INVALID_ENUM);
      }
  
      glDeleteTextures(1, &tex);
  }
  
  TYPED_TEST(SRGBTextureTest, SRGBARenderbuffer)
  {
      bool supported = extensionEnabled("GL_EXT_sRGB") || getClientVersion() == 3;
  
      GLuint rbo = 0;
      glGenRenderbuffers(1, &rbo);
      glBindRenderbuffer(GL_RENDERBUFFER, rbo);
  
      glRenderbufferStorage(GL_RENDERBUFFER, GL_SRGB8_ALPHA8_EXT, 1, 1);
      if (supported)
      {
          EXPECT_GL_NO_ERROR();
      }
      else
      {
          EXPECT_GL_ERROR(GL_INVALID_ENUM);
  
          // Make sure the rbo has a size for future tests
          glRenderbufferStorage(GL_RENDERBUFFER, GL_RGBA8_OES, 1, 1);
          EXPECT_GL_NO_ERROR();
      }
  
      GLuint fbo = 0;
      glGenFramebuffers(1, &fbo);
      glBindFramebuffer(GL_FRAMEBUFFER, fbo);
      glFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_RENDERBUFFER, rbo);
      EXPECT_GL_NO_ERROR();
  
      GLint colorEncoding = 0;
      glGetFramebufferAttachmentParameteriv(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0,
                                            GL_FRAMEBUFFER_ATTACHMENT_COLOR_ENCODING_EXT, &colorEncoding);
      if (supported)
      {
          EXPECT_GL_NO_ERROR();
          EXPECT_EQ(GL_SRGB_EXT, colorEncoding);
      }
      else
      {
          EXPECT_GL_ERROR(GL_INVALID_ENUM);
      }
  
      glDeleteFramebuffers(1, &fbo);
      glDeleteRenderbuffers(1, &rbo);
  }