kc3-lang/angle/src/tests/gl_tests/gles1/ClipPlaneTest.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/gles1/ClipPlaneTest.cpp

• //
  // Copyright 2018 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.
  //
  
  // ClipPlaneTest.cpp: Tests basic usage of user clip planes.
  
  #include "test_utils/ANGLETest.h"
  #include "test_utils/gl_raii.h"
  
  #include "util/random_utils.h"
  
  #include <stdint.h>
  
  using namespace angle;
  
  class ClipPlaneTest : public ANGLETest<>
  {
    protected:
      ClipPlaneTest()
      {
          setWindowWidth(32);
          setWindowHeight(32);
          setConfigRedBits(8);
          setConfigGreenBits(8);
          setConfigBlueBits(8);
          setConfigAlphaBits(8);
          setConfigDepthBits(24);
      }
  };
  
  // Checks that disable / enable works as expected.
  TEST_P(ClipPlaneTest, InitialState)
  {
      GLint planeCount = 0;
      glGetIntegerv(GL_MAX_CLIP_PLANES, &planeCount);
      EXPECT_GL_NO_ERROR();
  
      EXPECT_GE(planeCount, 1);  // spec minimum
  
      GLfloat clipPlane[4] = {};
  
      for (int i = 0; i < planeCount; i++)
      {
          GLenum plane = GL_CLIP_PLANE0 + i;
  
          EXPECT_GL_FALSE(glIsEnabled(plane));
          EXPECT_GL_NO_ERROR();
  
          glGetClipPlanef(plane, clipPlane);
          EXPECT_GL_NO_ERROR();
  
          EXPECT_EQ(0.0f, clipPlane[0]);
          EXPECT_EQ(0.0f, clipPlane[1]);
          EXPECT_EQ(0.0f, clipPlane[2]);
          EXPECT_EQ(0.0f, clipPlane[3]);
      }
  }
  
  // Negative test for invalid clip planes.
  TEST_P(ClipPlaneTest, Negative)
  {
      GLint planeCount = 0;
      glGetIntegerv(GL_MAX_CLIP_PLANES, &planeCount);
      EXPECT_GL_NO_ERROR();
  
      glClipPlanef(GL_CLIP_PLANE0 + planeCount, nullptr);
      EXPECT_GL_ERROR(GL_INVALID_ENUM);
  
      glClipPlanef(GL_CLIP_PLANE0 - 1, nullptr);
      EXPECT_GL_ERROR(GL_INVALID_ENUM);
  
      glGetClipPlanef(GL_CLIP_PLANE0 + planeCount, nullptr);
      EXPECT_GL_ERROR(GL_INVALID_ENUM);
  
      glGetClipPlanef(GL_CLIP_PLANE0 - 1, nullptr);
      EXPECT_GL_ERROR(GL_INVALID_ENUM);
  }
  
  // Test for setting clip plane values.
  TEST_P(ClipPlaneTest, Set)
  {
      GLint planeCount = 0;
      glGetIntegerv(GL_MAX_CLIP_PLANES, &planeCount);
      EXPECT_GL_NO_ERROR();
  
      for (int i = 0; i < planeCount; i++)
      {
          GLenum plane = GL_CLIP_PLANE0 + i;
  
          EXPECT_GL_FALSE(glIsEnabled(plane));
          EXPECT_GL_NO_ERROR();
  
          GLfloat clipPlane[4] = {
              i + 0.0f,
              i + 1.0f,
              i + 2.0f,
              i + 3.0f,
          };
  
          glClipPlanef(plane, clipPlane);
          EXPECT_GL_NO_ERROR();
  
          GLfloat actualClipPlane[4] = {};
  
          glGetClipPlanef(plane, actualClipPlane);
          EXPECT_EQ(clipPlane[0], actualClipPlane[0]);
          EXPECT_EQ(clipPlane[1], actualClipPlane[1]);
          EXPECT_EQ(clipPlane[2], actualClipPlane[2]);
          EXPECT_EQ(clipPlane[3], actualClipPlane[3]);
  
          glEnable(plane);
          EXPECT_GL_NO_ERROR();
          EXPECT_GL_TRUE(glIsEnabled(plane));
      }
  }
  
  ANGLE_INSTANTIATE_TEST_ES1(ClipPlaneTest);
  

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