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74 lines
1.9 KiB
C++
74 lines
1.9 KiB
C++
///Functions used to read raw binary data from .nif files
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#ifndef OPENMW_COMPONENTS_NIF_NIFSTREAM_HPP
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#define OPENMW_COMPONENTS_NIF_NIFSTREAM_HPP
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#include <cassert>
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#include <stdint.h>
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#include <stdexcept>
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#include <vector>
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#include <components/files/constrainedfilestream.hpp>
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#include <osg/Vec3f>
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#include <osg/Vec4f>
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#include <osg/Quat>
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#include "niftypes.hpp"
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namespace Nif
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{
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class NIFFile;
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class NIFStream {
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/// Input stream
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Files::IStreamPtr inp;
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uint8_t read_byte();
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uint16_t read_le16();
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uint32_t read_le32();
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float read_le32f();
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public:
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NIFFile * const file;
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NIFStream (NIFFile * file, Files::IStreamPtr inp): inp (inp), file (file) {}
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void skip(size_t size) { inp->ignore(size); }
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char getChar() { return read_byte(); }
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short getShort() { return read_le16(); }
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unsigned short getUShort() { return read_le16(); }
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int getInt() { return read_le32(); }
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unsigned int getUInt() { return read_le32(); }
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float getFloat() { return read_le32f(); }
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osg::Vec2f getVector2();
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osg::Vec3f getVector3();
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osg::Vec4f getVector4();
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Matrix3 getMatrix3();
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osg::Quat getQuaternion();
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Transformation getTrafo();
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///Read in a string of the given length
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std::string getString(size_t length);
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///Read in a string of the length specified in the file
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std::string getString();
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///This is special since the version string doesn't start with a number, and ends with "\n"
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std::string getVersionString();
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void getUShorts(std::vector<unsigned short> &vec, size_t size);
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void getFloats(std::vector<float> &vec, size_t size);
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void getVector2s(std::vector<osg::Vec2f> &vec, size_t size);
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void getVector3s(std::vector<osg::Vec3f> &vec, size_t size);
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void getVector4s(std::vector<osg::Vec4f> &vec, size_t size);
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void getQuaternions(std::vector<osg::Quat> &quat, size_t size);
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};
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}
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#endif
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