blob: ff8cf8bcfa0d2cd4b51ae220edcdbe6c176bf1f7 [file] [log] [blame] [edit]
// Copyright 2020 The SwiftShader Authors. All Rights Reserved.
//
// 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.
#include "VkSpecializationInfo.hpp"
#include "System/Memory.hpp"
#include <cstring>
namespace vk {
SpecializationInfo::SpecializationInfo(const VkSpecializationInfo *specializationInfo)
{
if(specializationInfo && specializationInfo->mapEntryCount > 0)
{
info.mapEntryCount = specializationInfo->mapEntryCount;
size_t entriesSize = specializationInfo->mapEntryCount * sizeof(VkSpecializationMapEntry);
void *mapEntries = sw::allocateUninitialized(entriesSize);
memcpy(mapEntries, specializationInfo->pMapEntries, entriesSize);
info.pMapEntries = reinterpret_cast<VkSpecializationMapEntry *>(mapEntries);
info.dataSize = specializationInfo->dataSize;
void *data = sw::allocateUninitialized(specializationInfo->dataSize);
memcpy(data, specializationInfo->pData, specializationInfo->dataSize);
info.pData = data;
}
}
SpecializationInfo::SpecializationInfo(const SpecializationInfo &copy)
: SpecializationInfo(&copy.info)
{
}
SpecializationInfo::~SpecializationInfo()
{
sw::freeMemory(const_cast<VkSpecializationMapEntry *>(info.pMapEntries));
sw::freeMemory(const_cast<void *>(info.pData));
}
bool SpecializationInfo::operator<(const SpecializationInfo &rhs) const
{
if(info.mapEntryCount != rhs.info.mapEntryCount)
{
return info.mapEntryCount < rhs.info.mapEntryCount;
}
if(info.dataSize != rhs.info.dataSize)
{
return info.dataSize < rhs.info.dataSize;
}
if(info.mapEntryCount > 0)
{
int cmp = memcmp(info.pMapEntries, rhs.info.pMapEntries, info.mapEntryCount * sizeof(VkSpecializationMapEntry));
if(cmp != 0)
{
return cmp < 0;
}
}
if(info.dataSize > 0)
{
int cmp = memcmp(info.pData, rhs.info.pData, info.dataSize);
if(cmp != 0)
{
return cmp < 0;
}
}
return false;
}
} // namespace vk