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

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• Hash : f7480ad2
  Author :
  Date : 2017-10-24T11:46:02
  

  D3D11 FL 10: Create cubemap SRVs as cube maps instead of 2D arrays.
  
  The creation of these SRVs would fail and spew D3D11 runtime errors.
  
  BUG=angleproject:2171
  
  Change-Id: I80b6390822f74128b3443db7b6d48c4d318ec34d
  Reviewed-on: https://chromium-review.googlesource.com/735745
  Reviewed-by: Jamie Madill <jmadill@chromium.org>
  Commit-Queue: Geoff Lang <geofflang@chromium.org>
  

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• src/tests/gl_tests/CubeMapTextureTest.cpp

• //
  // Copyright 2015 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"
  
  using namespace angle;
  
  class CubeMapTextureTest : public ANGLETest
  {
    protected:
      CubeMapTextureTest()
      {
          setWindowWidth(256);
          setWindowHeight(256);
          setConfigRedBits(8);
          setConfigGreenBits(8);
          setConfigBlueBits(8);
          setConfigAlphaBits(8);
      }
  
      virtual void SetUp()
      {
          ANGLETest::SetUp();
  
          const std::string vsSource =
              R"(attribute highp vec4 position;
              void main(void)
              {
                  gl_Position = position;
              })";
  
          const std::string fsSource =
              R"(uniform highp vec4 color;
              void main(void)
              {
                  gl_FragColor = color;
              })";
  
          mProgram = CompileProgram(vsSource, fsSource);
          if (mProgram == 0)
          {
              FAIL() << "shader compilation failed.";
          }
  
          mColorLocation = glGetUniformLocation(mProgram, "color");
  
          glUseProgram(mProgram);
  
          glClearColor(0, 0, 0, 0);
          glClearDepthf(0.0);
          glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
  
          glEnable(GL_BLEND);
          glDisable(GL_DEPTH_TEST);
  
          ASSERT_GL_NO_ERROR();
      }
  
      virtual void TearDown()
      {
          glDeleteProgram(mProgram);
  
          ANGLETest::TearDown();
      }
  
      GLuint mProgram;
      GLint mColorLocation;
  };
  
  // Verify that rendering to the faces of a cube map consecutively will correctly render to each face.
  TEST_P(CubeMapTextureTest, RenderToFacesConsecutively)
  {
      const GLfloat faceColors[] =
      {
          1.0f, 0.0f, 0.0f, 1.0f,
          0.0f, 1.0f, 0.0f, 1.0f,
          0.0f, 0.0f, 1.0f, 1.0f,
          1.0f, 1.0f, 0.0f, 1.0f,
          1.0f, 0.0f, 1.0f, 1.0f,
          0.0f, 1.0f, 1.0f, 1.0f,
      };
  
      GLuint tex = 0;
      glGenTextures(1, &tex);
      glBindTexture(GL_TEXTURE_CUBE_MAP, tex);
      for (GLenum face = 0; face < 6; face++)
      {
          glTexImage2D(GL_TEXTURE_CUBE_MAP_POSITIVE_X + face, 0, GL_RGBA, 1, 1, 0, GL_RGBA,
                       GL_UNSIGNED_BYTE, nullptr);
      }
      EXPECT_GL_NO_ERROR();
  
      GLuint fbo = 0;
      glGenFramebuffers(1, &fbo);
      glBindFramebuffer(GL_FRAMEBUFFER, fbo);
      EXPECT_GL_NO_ERROR();
  
      for (GLenum face = 0; face < 6; face++)
      {
          glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_CUBE_MAP_POSITIVE_X + face, tex, 0);
          EXPECT_GL_NO_ERROR();
  
          glUseProgram(mProgram);
  
          const GLfloat *faceColor = faceColors + (face * 4);
          glUniform4f(mColorLocation, faceColor[0], faceColor[1], faceColor[2], faceColor[3]);
  
          drawQuad(mProgram, "position", 0.5f);
          EXPECT_GL_NO_ERROR();
      }
  
      for (GLenum face = 0; face < 6; face++)
      {
          glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_CUBE_MAP_POSITIVE_X + face, tex, 0);
          EXPECT_GL_NO_ERROR();
  
          const GLfloat *faceColor = faceColors + (face * 4);
          EXPECT_PIXEL_EQ(0, 0, faceColor[0] * 255, faceColor[1] * 255, faceColor[2] * 255, faceColor[3] * 255);
          EXPECT_GL_NO_ERROR();
      }
  
      glDeleteFramebuffers(1, &fbo);
      glDeleteTextures(1, &tex);
  
      EXPECT_GL_NO_ERROR();
  }
  
  // Use this to select which configurations (e.g. which renderer, which GLES major version) these tests should be run against.
  ANGLE_INSTANTIATE_TEST(CubeMapTextureTest,
                         ES2_D3D11(),
                         ES2_D3D11_FL10_0(),
                         ES2_D3D11_FL9_3(),
                         ES2_OPENGL(),
                         ES3_OPENGL(),
                         ES2_OPENGLES(),
                         ES3_OPENGLES());
  

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