#ifndef _VKTCLIPPINGUTIL_HPP
#define _VKTCLIPPINGUTIL_HPP
/*------------------------------------------------------------------------
 * Vulkan Conformance Tests
 * ------------------------
 *
 * Copyright (c) 2016 The Khronos Group Inc.
 *
 * 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 Clipping tests utilities
 *//*--------------------------------------------------------------------*/

#include "vkDefs.hpp"
#include "vkQueryUtil.hpp"
#include "vkMemUtil.hpp"
#include "vkRefUtil.hpp"
#include "vkPrograms.hpp"
#include "tcuVector.hpp"

namespace vkt
{
namespace clipping
{

class Buffer
{
public:
										Buffer			(const vk::DeviceInterface&		vk,
														 const vk::VkDevice				device,
														 vk::Allocator&					allocator,
														 const vk::VkBufferCreateInfo&	bufferCreateInfo,
														 const vk::MemoryRequirement	memoryRequirement)

											: m_buffer		(createBuffer(vk, device, &bufferCreateInfo))
											, m_allocation	(allocator.allocate(getBufferMemoryRequirements(vk, device, *m_buffer), memoryRequirement))
										{
											VK_CHECK(vk.bindBufferMemory(device, *m_buffer, m_allocation->getMemory(), m_allocation->getOffset()));
										}

	const vk::VkBuffer&					get				(void) const { return *m_buffer; }
	const vk::VkBuffer&					operator*		(void) const { return get(); }
	vk::Allocation&						getAllocation	(void) const { return *m_allocation; }

private:
	const vk::Unique<vk::VkBuffer>		m_buffer;
	const de::UniquePtr<vk::Allocation>	m_allocation;

	// "deleted"
										Buffer			(const Buffer&);
	Buffer&								operator=		(const Buffer&);
};

class Image
{
public:
										Image			(const vk::DeviceInterface&		vk,
														 const vk::VkDevice				device,
														 vk::Allocator&					allocator,
														 const vk::VkImageCreateInfo&	imageCreateInfo,
														 const vk::MemoryRequirement	memoryRequirement)

											: m_image		(createImage(vk, device, &imageCreateInfo))
											, m_allocation	(allocator.allocate(getImageMemoryRequirements(vk, device, *m_image), memoryRequirement))
										{
											VK_CHECK(vk.bindImageMemory(device, *m_image, m_allocation->getMemory(), m_allocation->getOffset()));
										}

	const vk::VkImage&					get				(void) const { return *m_image; }
	const vk::VkImage&					operator*		(void) const { return get(); }
	vk::Allocation&						getAllocation	(void) const { return *m_allocation; }

private:
	const vk::Unique<vk::VkImage>		m_image;
	const de::UniquePtr<vk::Allocation>	m_allocation;

	// "deleted"
										Image			(const Image&);
	Image&								operator=		(const Image&);
};

enum FeatureFlagBits
{
	FEATURE_TESSELLATION_SHADER							= 1u << 0,
	FEATURE_GEOMETRY_SHADER								= 1u << 1,
	FEATURE_SHADER_FLOAT_64								= 1u << 2,
	FEATURE_VERTEX_PIPELINE_STORES_AND_ATOMICS			= 1u << 3,
	FEATURE_FRAGMENT_STORES_AND_ATOMICS					= 1u << 4,
	FEATURE_SHADER_TESSELLATION_AND_GEOMETRY_POINT_SIZE	= 1u << 5,
	FEATURE_DEPTH_CLAMP									= 1u << 6,
	FEATURE_LARGE_POINTS								= 1u << 7,
	FEATURE_WIDE_LINES									= 1u << 8,
	FEATURE_SHADER_CLIP_DISTANCE						= 1u << 9,
	FEATURE_SHADER_CULL_DISTANCE						= 1u << 10,
};
typedef deUint32 FeatureFlags;

vk::VkBufferCreateInfo			makeBufferCreateInfo						(const vk::VkDeviceSize bufferSize, const vk::VkBufferUsageFlags usage);
vk::Move<vk::VkCommandPool>		makeCommandPool								(const vk::DeviceInterface& vk, const vk::VkDevice device, const deUint32 queueFamilyIndex);
vk::Move<vk::VkCommandBuffer>	makeCommandBuffer							(const vk::DeviceInterface& vk, const vk::VkDevice device, const vk::VkCommandPool commandPool);
vk::Move<vk::VkDescriptorSet>	makeDescriptorSet							(const vk::DeviceInterface& vk, const vk::VkDevice device, const vk::VkDescriptorPool descriptorPool, const vk::VkDescriptorSetLayout setLayout);
vk::Move<vk::VkPipelineLayout>	makePipelineLayout							(const vk::DeviceInterface& vk, const vk::VkDevice device, const vk::VkDescriptorSetLayout descriptorSetLayout);
vk::Move<vk::VkPipelineLayout>	makePipelineLayoutWithoutDescriptors		(const vk::DeviceInterface& vk, const vk::VkDevice device);
vk::Move<vk::VkImageView>		makeImageView								(const vk::DeviceInterface& vk, const vk::VkDevice device, const vk::VkImage image, const vk::VkImageViewType viewType, const vk::VkFormat format, const vk::VkImageSubresourceRange subresourceRange);
vk::VkBufferImageCopy			makeBufferImageCopy							(const vk::VkImageSubresourceLayers subresourceLayers, const vk::VkExtent3D extent);
vk::VkBufferMemoryBarrier		makeBufferMemoryBarrier						(const vk::VkAccessFlags srcAccessMask, const vk::VkAccessFlags dstAccessMask, const vk::VkBuffer buffer, const vk::VkDeviceSize offset, const vk::VkDeviceSize bufferSizeBytes);
vk::VkImageMemoryBarrier		makeImageMemoryBarrier						(const vk::VkAccessFlags srcAccessMask, const vk::VkAccessFlags dstAccessMask, const vk::VkImageLayout oldLayout, const vk::VkImageLayout newLayout, const vk::VkImage image, const vk::VkImageSubresourceRange subresourceRange);

void							beginCommandBuffer							(const vk::DeviceInterface& vk, const vk::VkCommandBuffer commandBuffer);
void							endCommandBuffer							(const vk::DeviceInterface& vk, const vk::VkCommandBuffer commandBuffer);
void							submitCommandsAndWait						(const vk::DeviceInterface& vk, const vk::VkDevice device, const vk::VkQueue queue, const vk::VkCommandBuffer commandBuffer);
void							requireFeatures								(const vk::InstanceInterface& vki, const vk::VkPhysicalDevice physDevice, const FeatureFlags flags);

std::string						getPrimitiveTopologyShortName				(const vk::VkPrimitiveTopology topology);

} // clipping
} // vkt

#endif // _VKTCLIPPINGUTIL_HPP