1 // Copyright 2019 The SwiftShader Authors. All Rights Reserved.
2 //
3 // Licensed under the Apache License, Version 2.0 (the "License");
4 // you may not use this file except in compliance with the License.
5 // You may obtain a copy of the License at
6 //
7 //    http://www.apache.org/licenses/LICENSE-2.0
8 //
9 // Unless required by applicable law or agreed to in writing, software
10 // distributed under the License is distributed on an "AS IS" BASIS,
11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 // See the License for the specific language governing permissions and
13 // limitations under the License.
14 
15 #include "VkBufferView.hpp"
16 #include "VkBuffer.hpp"
17 #include "VkFormat.hpp"
18 
19 namespace vk {
20 
BufferView(const VkBufferViewCreateInfo * pCreateInfo,void * mem)21 BufferView::BufferView(const VkBufferViewCreateInfo *pCreateInfo, void *mem)
22     : id(pCreateInfo->format)
23     , buffer(vk::Cast(pCreateInfo->buffer))
24     , format(pCreateInfo->format)
25     , offset(pCreateInfo->offset)
26 {
27 	if(pCreateInfo->range == VK_WHOLE_SIZE)
28 	{
29 		range = buffer->getSize() - offset;
30 	}
31 	else
32 	{
33 		range = pCreateInfo->range;
34 	}
35 }
36 
getPointer() const37 void *BufferView::getPointer() const
38 {
39 	return buffer->getOffsetPointer(offset);
40 }
41 
42 }  // namespace vk
43