text: #ifndef _VKTCONDITIONALRENDERINGTESTUTIL_HPP
  #define _VKTCONDITIONALRENDERINGTESTUTIL_HPP
  /*------------------------------------------------------------------------
   * Vulkan Conformance Tests
   * ------------------------
   *
   * Copyright (c) 2018 The Khronos Group Inc.
   * Copyright (c) 2018 Danylo Piliaiev <danylo.piliaiev@gmail.com>
   *
   * Licensed under the Apache License, Version 2.0 (the "License");
   * you may not use this file except in compliance with the License.
   * You may obtain a copy of the License at
   *
   *      http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   *
   *//*!
   * \file
   * \brief Conditional Rendering Test Utils
   *//*--------------------------------------------------------------------*/
  
  #include "vkDefs.hpp"
  #include "vktDrawBufferObjectUtil.hpp"
  #include "vktTestCase.hpp"
  #include "deSharedPtr.hpp"
  
  namespace vkt
  {
  namespace conditional
  {
  
  struct ConditionalData
  {
  	bool		conditionEnabled;
  	deUint32	conditionValue;
  	bool		conditionInverted;
  	bool		useSecondaryBuffer;
  
  	bool		expectCommandExecution;
  };
  
  static const ConditionalData s_testsData[] =
  {
  //  Enabled	Val Inverted Secondary Result
  	{ true,	1,	false,	false,		true },
  	{ true,	0,	false,	false,		false },
  	{ true,	0,	true,	false,		true},
  	{ true,	1,	true,	false,		false },
  	{ true,	1,	false,	true,		true },
  	{ true,	0,	false,	true,		false },
  	{ true,	0,	true,	true,		true },
  	{ true,	1,	true,	true,		false },
  
  	/* Test that commands are executed correctly when secondary command buffer is constructed
  	 * with conditional rendering enabled but conditional rendering is not enabled when
  	 * executing it in the primary command buffer.
  	 */
  	{ false,1,	false,	true,		true },
  };
  
  std::ostream&				operator<< (std::ostream& str, ConditionalData const& c);
  
  void						checkConditionalRenderingCapabilities	(vkt::Context& context, const ConditionalData& data);
  de::SharedPtr<Draw::Buffer>	createConditionalRenderingBuffer		(vkt::Context& context, const ConditionalData& data);
  void						beginConditionalRendering				(const vk::DeviceInterface& vk,
  																	 vk::VkCommandBuffer cmdBuffer,
  																	 Draw::Buffer& buffer,
  																	 const ConditionalData& data);
  
  } // conditional
  } // vkt
  
  #endif // _VKTCONDITIONALRENDERINGTESTUTIL_HPP