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

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• Hash : b3ab67d3
  Author :
  Date : 2024-03-14T15:06:02
  

  tests: Remove unnecessary .get() from RAII objects
  
  Bug: chromium:40942995
  Change-Id: I82509869bce3ad8f51811188fe04267f2de04786
  Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/5370904
  Reviewed-by: Geoff Lang <geofflang@chromium.org>
  Commit-Queue: Shahbaz Youssefi <syoussefi@chromium.org>
  

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• src/tests/gl_tests/DifferentStencilMasksTest.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.
  //
  // DifferentStencilMasksTest:
  //   Tests the equality between stencilWriteMask and stencilBackWriteMask.
  //
  
  #include "test_utils/ANGLETest.h"
  #include "test_utils/gl_raii.h"
  
  using namespace angle;
  
  namespace
  {
  class DifferentStencilMasksTest : public ANGLETest<>
  {
    protected:
      DifferentStencilMasksTest() : mProgram(0)
      {
          setWindowWidth(128);
          setWindowHeight(128);
          setConfigRedBits(8);
          setConfigGreenBits(8);
          setConfigBlueBits(8);
          setConfigAlphaBits(8);
          setConfigDepthBits(24);
          setConfigStencilBits(8);
  
          setWebGLCompatibilityEnabled(true);
      }
  
      void testSetUp() override
      {
          mProgram = CompileProgram(essl1_shaders::vs::Zero(), essl1_shaders::fs::Blue());
          ASSERT_NE(0u, mProgram);
  
          glEnable(GL_STENCIL_TEST);
          ASSERT_GL_NO_ERROR();
      }
  
      void testTearDown() override
      {
          glDisable(GL_STENCIL_TEST);
          if (mProgram != 0)
              glDeleteProgram(mProgram);
      }
  
      GLuint mProgram;
  };
  
  // Tests that effectively same front and back masks are legal.
  TEST_P(DifferentStencilMasksTest, DrawWithSameEffectiveMask)
  {
      // 0x00ff and 0x01ff are effectively 0x00ff by being masked by the current stencil bits, 8.
      glStencilMaskSeparate(GL_FRONT, 0x00ff);
      glStencilMaskSeparate(GL_BACK, 0x01ff);
  
      glUseProgram(mProgram);
  
      glDrawArrays(GL_TRIANGLES, 0, 3);
  
      EXPECT_GL_NO_ERROR();
  }
  
  // Tests that effectively different front and back masks are illegal.
  TEST_P(DifferentStencilMasksTest, DrawWithDifferentMask)
  {
      glStencilMaskSeparate(GL_FRONT, 0x0001);
      glStencilMaskSeparate(GL_BACK, 0x0002);
  
      glUseProgram(mProgram);
  
      glDrawArrays(GL_TRIANGLES, 0, 3);
  
      EXPECT_GL_ERROR(GL_INVALID_OPERATION);
  }
  
  // Tests that effectively different front and back masks, without stencil bits, are legal.
  TEST_P(DifferentStencilMasksTest, DrawWithDifferentMask_NoStencilBuffer)
  {
      GLTexture texture;
      glBindTexture(GL_TEXTURE_2D, texture);
      glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, 64, 64, 0, GL_RGBA, GL_UNSIGNED_BYTE, nullptr);
  
      GLFramebuffer framebuffer;
      glBindFramebuffer(GL_FRAMEBUFFER, framebuffer);
      glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, texture, 0);
  
      glStencilMaskSeparate(GL_FRONT, 0x0001);
      glStencilMaskSeparate(GL_BACK, 0x0002);
  
      glUseProgram(mProgram);
  
      glDrawArrays(GL_TRIANGLES, 0, 3);
  
      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_ES2_AND_ES3(DifferentStencilMasksTest);
  }  // anonymous namespace
  

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