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56 lines
2.0 KiB
C++
56 lines
2.0 KiB
C++
/*
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* All or portions of this file Copyright (c) Amazon.com, Inc. or its affiliates or
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* its licensors.
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*
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* For complete copyright and license terms please see the LICENSE at the root of this
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* distribution (the "License"). All use of this software is governed by the License,
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* or, if provided, by the license below or the license accompanying this file. Do not
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* remove or modify any license notices. This file is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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*
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*/
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#pragma once
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#include <ISystem.h>
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#include <AzFramework/Archive/IArchive.h>
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namespace PakLoadDataUtils
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{
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template <class T>
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static bool LoadDataFromFile(T* data, size_t elems, AZ::IO::HandleType& fileHandle, int& nDataSize, EEndian eEndian, int* pSeek = 0)
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{
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auto ipak = GetISystem()->GetIPak();
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if (pSeek)
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{
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*pSeek = aznumeric_cast<int>(ipak->FTell(fileHandle));
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}
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if (ipak->FRead(data, elems, fileHandle, eEndian) != elems)
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{
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AZ_Assert(false, "Failed to read %zu elements", elems);
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return false;
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}
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nDataSize -= sizeof(T) * elems;
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AZ_Assert(nDataSize >= 0, "nDataSize must be equal or greater than 0");
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return true;
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}
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bool LoadDataFromFile_Seek(size_t elems, AZ::IO::HandleType& fileHandle, int& nDataSize, [[maybe_unused]] EEndian eEndian);
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template <class T>
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static bool LoadDataFromFile(T* data, size_t elems, uint8*& f, int& nDataSize, EEndian eEndian, [[maybe_unused]] int* pSeek = 0)
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{
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StepDataCopy(data, f, elems, eEndian);
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nDataSize -= elems * sizeof(T);
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AZ_Assert(nDataSize >= 0, "nDataSize must be equal or greater than 0");
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return (nDataSize >= 0);
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}
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bool LoadDataFromFile_Seek(size_t elems, uint8*& f, int& nDataSize, [[maybe_unused]] EEndian eEndian);
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void LoadDataFromFile_FixAlignment(AZ::IO::HandleType& fileHandle, int& nDataSize);
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void LoadDataFromFile_FixAlignment(uint8*& f, int& nDataSize);
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} //namespace PakLoadDataUtils
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