1 /*------------------------------------------------------------------------
2  * Vulkan Conformance Tests
3  * ------------------------
4  *
5  * Copyright (c) 2015 The Khronos Group Inc.
6  * Copyright (c) 2015 Intel Corporation
7  *
8  * Licensed under the Apache License, Version 2.0 (the "License");
9  * you may not use this file except in compliance with the License.
10  * You may obtain a copy of the License at
11  *
12  *      http://www.apache.org/licenses/LICENSE-2.0
13  *
14  * Unless required by applicable law or agreed to in writing, software
15  * distributed under the License is distributed on an "AS IS" BASIS,
16  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
17  * See the License for the specific language governing permissions and
18  * limitations under the License.
19  *
20  *//*!
21  * \file
22  * \brief Buffer Object Util
23  *//*--------------------------------------------------------------------*/
24 
25 #include "vktDrawBufferObjectUtil.hpp"
26 
27 #include "vkQueryUtil.hpp"
28 
29 namespace vkt
30 {
31 namespace Draw
32 {
33 
Buffer(const vk::DeviceInterface & vk,vk::VkDevice device,vk::Move<vk::VkBuffer> object_)34 Buffer::Buffer (const vk::DeviceInterface& vk, vk::VkDevice device, vk::Move<vk::VkBuffer> object_)
35 	: m_allocation  (DE_NULL)
36 	, m_object		(object_)
37 	, m_vk			(vk)
38 	, m_device		(device)
39 {
40 }
41 
bindMemory(de::MovePtr<vk::Allocation> allocation)42 void Buffer::bindMemory (de::MovePtr<vk::Allocation> allocation)
43 {
44 	DE_ASSERT(allocation);
45 	VK_CHECK(m_vk.bindBufferMemory(m_device, *m_object, allocation->getMemory(), allocation->getOffset()));
46 
47 	DE_ASSERT(!m_allocation);
48 	m_allocation = allocation;
49 }
50 
createAndAlloc(const vk::DeviceInterface & vk,vk::VkDevice device,const vk::VkBufferCreateInfo & createInfo,vk::Allocator & allocator,vk::MemoryRequirement memoryRequirement)51 de::SharedPtr<Buffer> Buffer::createAndAlloc (const vk::DeviceInterface& vk,
52 											  vk::VkDevice device,
53 											  const vk::VkBufferCreateInfo &createInfo,
54 											  vk::Allocator &allocator,
55 											  vk::MemoryRequirement memoryRequirement)
56 {
57 	de::SharedPtr<Buffer> ret = create(vk, device, createInfo);
58 
59 	vk::VkMemoryRequirements bufferRequirements = vk::getBufferMemoryRequirements(vk, device, ret->object());
60 	ret->bindMemory(allocator.allocate(bufferRequirements, memoryRequirement));
61 	return ret;
62 }
63 
create(const vk::DeviceInterface & vk,vk::VkDevice device,const vk::VkBufferCreateInfo & createInfo)64 de::SharedPtr<Buffer> Buffer::create (const vk::DeviceInterface& vk,
65 									  vk::VkDevice device,
66 									  const vk::VkBufferCreateInfo& createInfo)
67 {
68 	return de::SharedPtr<Buffer>(new Buffer(vk, device, vk::createBuffer(vk, device, &createInfo)));
69 }
70 
bufferBarrier(const vk::DeviceInterface & vk,vk::VkCommandBuffer cmdBuffer,vk::VkBuffer buffer,vk::VkAccessFlags srcAccessMask,vk::VkAccessFlags dstAccessMask,vk::VkPipelineStageFlags srcStageMask,vk::VkPipelineStageFlags dstStageMask)71 void bufferBarrier (const vk::DeviceInterface&	vk,
72 					vk::VkCommandBuffer			cmdBuffer,
73 					vk::VkBuffer				buffer,
74 					vk::VkAccessFlags			srcAccessMask,
75 					vk::VkAccessFlags			dstAccessMask,
76 					vk::VkPipelineStageFlags	srcStageMask,
77 					vk::VkPipelineStageFlags	dstStageMask)
78 {
79 	vk::VkBufferMemoryBarrier barrier;
80 	barrier.sType				= vk::VK_STRUCTURE_TYPE_BUFFER_MEMORY_BARRIER;
81 	barrier.pNext				= DE_NULL;
82 	barrier.srcAccessMask		= srcAccessMask;
83 	barrier.dstAccessMask		= dstAccessMask;
84 	barrier.srcQueueFamilyIndex	= VK_QUEUE_FAMILY_IGNORED;
85 	barrier.dstQueueFamilyIndex	= VK_QUEUE_FAMILY_IGNORED;
86 	barrier.buffer				= buffer;
87 	barrier.offset				= 0;
88 	barrier.size				= VK_WHOLE_SIZE;
89 
90 	vk.cmdPipelineBarrier(cmdBuffer, srcStageMask, dstStageMask, (vk::VkDependencyFlags)0, 0, (const vk::VkMemoryBarrier*)DE_NULL,
91 						  1, &barrier, 0, (const vk::VkImageMemoryBarrier*)DE_NULL);
92 }
93 
94 } // Draw
95 } // vkt
96