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

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• Hash : fd7c3b52
  Author :
  Date : 2017-03-21T15:36:03
  

  ES31: Add glGetProgramResourceName API
  
  Add API entry and validation checks(GLES 3.1 section 7.3).
  Add the first 2 interfaces(PROGRAM_INPUT and PROGRAM_OUTPUT) implementation.
  
  BUG=angleproject:1920
  
  Change-Id: Ide7d5ad40a611a091c3dffab47fd31da57b69f1d
  Reviewed-on: https://chromium-review.googlesource.com/457523
  Commit-Queue: Geoff Lang <geofflang@chromium.org>
  Reviewed-by: Geoff Lang <geofflang@chromium.org>
  

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• src/tests/gl_tests/ProgramInterfaceTest.cpp

• //
  // Copyright 2017 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.
  //
  
  // ProgramInterfaceTest: Tests of program interfaces.
  
  #include "test_utils/ANGLETest.h"
  #include "test_utils/gl_raii.h"
  
  using namespace angle;
  
  namespace
  {
  
  class ProgramInterfaceTestES31 : public ANGLETest
  {
    protected:
      ProgramInterfaceTestES31()
      {
          setWindowWidth(64);
          setWindowHeight(64);
          setConfigRedBits(8);
          setConfigGreenBits(8);
          setConfigBlueBits(8);
          setConfigAlphaBits(8);
      }
  };
  
  // Tests glGetProgramResourceIndex.
  TEST_P(ProgramInterfaceTestES31, GetResourceIndex)
  {
      const std::string &vertexShaderSource =
          "#version 310 es\n"
          "precision highp float;\n"
          "in highp vec4 position;\n"
          "void main()\n"
          "{\n"
          "    gl_Position = position;\n"
          "}";
  
      const std::string &fragmentShaderSource =
          "#version 310 es\n"
          "precision highp float;\n"
          "uniform vec4 color;\n"
          "out vec4 oColor;\n"
          "void main()\n"
          "{\n"
          "    oColor = color;\n"
          "}";
  
      ANGLE_GL_PROGRAM(program, vertexShaderSource, fragmentShaderSource);
  
      GLuint index = glGetProgramResourceIndex(program, GL_PROGRAM_INPUT, "position");
      EXPECT_GL_NO_ERROR();
      EXPECT_NE(GL_INVALID_INDEX, index);
  
      index = glGetProgramResourceIndex(program, GL_PROGRAM_INPUT, "missing");
      EXPECT_GL_NO_ERROR();
      EXPECT_EQ(GL_INVALID_INDEX, index);
  
      index = glGetProgramResourceIndex(program, GL_PROGRAM_OUTPUT, "oColor");
      EXPECT_GL_NO_ERROR();
      EXPECT_NE(GL_INVALID_INDEX, index);
  
      index = glGetProgramResourceIndex(program, GL_PROGRAM_OUTPUT, "missing");
      EXPECT_GL_NO_ERROR();
      EXPECT_EQ(GL_INVALID_INDEX, index);
  
      index = glGetProgramResourceIndex(program, GL_ATOMIC_COUNTER_BUFFER, "missing");
      EXPECT_GL_ERROR(GL_INVALID_ENUM);
  }
  
  // Tests glGetProgramResourceName.
  TEST_P(ProgramInterfaceTestES31, GetResourceName)
  {
      const std::string &vertexShaderSource =
          "#version 310 es\n"
          "precision highp float;\n"
          "in highp vec4 position;\n"
          "void main()\n"
          "{\n"
          "    gl_Position = position;\n"
          "}";
  
      const std::string &fragmentShaderSource =
          "#version 310 es\n"
          "precision highp float;\n"
          "uniform vec4 color;\n"
          "out vec4 oColor[4];\n"
          "void main()\n"
          "{\n"
          "    oColor[0] = color;\n"
          "}";
  
      ANGLE_GL_PROGRAM(program, vertexShaderSource, fragmentShaderSource);
  
      GLuint index = glGetProgramResourceIndex(program, GL_PROGRAM_INPUT, "position");
      EXPECT_GL_NO_ERROR();
      EXPECT_NE(GL_INVALID_INDEX, index);
  
      GLchar name[64];
      GLsizei length;
      glGetProgramResourceName(program, GL_PROGRAM_INPUT, index, sizeof(name), &length, name);
      EXPECT_GL_NO_ERROR();
      EXPECT_EQ(8, length);
      EXPECT_EQ("position", std::string(name));
  
      glGetProgramResourceName(program, GL_PROGRAM_INPUT, index, 4, &length, name);
      EXPECT_GL_NO_ERROR();
      EXPECT_EQ(3, length);
      EXPECT_EQ("pos", std::string(name));
  
      glGetProgramResourceName(program, GL_PROGRAM_INPUT, index, -1, &length, name);
      EXPECT_GL_ERROR(GL_INVALID_VALUE);
  
      glGetProgramResourceName(program, GL_PROGRAM_INPUT, GL_INVALID_INDEX, sizeof(name), &length,
                               name);
      EXPECT_GL_ERROR(GL_INVALID_VALUE);
  
      index = glGetProgramResourceIndex(program, GL_PROGRAM_OUTPUT, "oColor");
      EXPECT_GL_NO_ERROR();
      EXPECT_NE(GL_INVALID_INDEX, index);
  
      glGetProgramResourceName(program, GL_PROGRAM_OUTPUT, index, sizeof(name), &length, name);
      EXPECT_GL_NO_ERROR();
      EXPECT_EQ(9, length);
      EXPECT_EQ("oColor[0]", std::string(name));
  
      glGetProgramResourceName(program, GL_PROGRAM_OUTPUT, index, 8, &length, name);
      EXPECT_GL_NO_ERROR();
      EXPECT_EQ(7, length);
      EXPECT_EQ("oColor[", std::string(name));
  }
  
  ANGLE_INSTANTIATE_TEST(ProgramInterfaceTestES31, ES31_OPENGL(), ES31_D3D11(), ES31_OPENGLES());
  }  // anonymous namespace
  

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