39 lines
1.0 KiB
C++
39 lines
1.0 KiB
C++
#include "Ifstream_PVF.h"
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Ifstream_PVF::Ifstream_PVF(std::string fileName)
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{
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std::ifstream file(fileName, std::ios::binary | std::ios::in);
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if (file.is_open())
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{
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// 获取文件大小
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file.seekg(0, std::ios::end);
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std::streamsize length = file.tellg();
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file.seekg(0, std::ios::beg);
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if (length > 0)
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{
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// 直接调整vector大小并读取数据
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_Data.resize(static_cast<size_t>(length));
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if (file.read(_Data.data(), length))
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{
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SDL_Log("文件读取成功，大小: %ld bytes", length);
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}
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else
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{
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SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "文件读取不完整");
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_Data.clear();
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}
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}
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file.close();
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}
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else
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{
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SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "无法打开文件: %s", fileName.c_str());
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}
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}
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Ifstream_PVF::~Ifstream_PVF()
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{
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// vector会自动释放内存，无需手动操作
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}
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