Files
fluxengine/lib/imagewriter/imgimagewriter.cc
Howard M. Harte 8b2ce33f83 Fix typo.
2021-05-26 23:12:09 -07:00

81 lines
2.2 KiB
C++

#include "globals.h"
#include "flags.h"
#include "sector.h"
#include "sectorset.h"
#include "imagewriter/imagewriter.h"
#include "lib/config.pb.h"
#include "fmt/format.h"
#include <algorithm>
#include <iostream>
#include <fstream>
class ImgImageWriter : public ImageWriter
{
public:
ImgImageWriter(const ImageWriterProto& config):
ImageWriter(config)
{}
void writeImage(const SectorSet& sectors)
{
unsigned autoTracks;
unsigned autoSides;
unsigned autoSectors;
unsigned autoBytes;
sectors.calculateSize(autoTracks, autoSides, autoSectors, autoBytes);
int tracks = _config.img().has_tracks() ? _config.img().tracks() : autoTracks;
int sides = _config.img().has_sides() ? _config.img().sides() : autoSides;
std::ofstream outputFile(_config.filename(), std::ios::out | std::ios::binary);
if (!outputFile.is_open())
Error() << "cannot open output file";
for (int track = 0; track < tracks; track++)
{
for (int side = 0; side < sides; side++)
{
ImgInputOutputProto::TrackdataProto trackdata;
getTrackFormat(trackdata, track, side);
int numSectors = trackdata.has_sectors() ? trackdata.sectors() : autoSectors;
int sectorSize = trackdata.has_sector_size() ? trackdata.sector_size() : autoBytes;
for (int sectorId = 0; sectorId < numSectors; sectorId++)
{
const auto& sector = sectors.get(track, side, sectorId);
if (sector)
sector->data.slice(0, sectorSize).writeTo(outputFile);
else
outputFile.seekp(sectorSize, std::ios::cur);
}
}
}
std::cout << fmt::format("wrote {} tracks, {} sides, {} kB total\n",
tracks, sides,
outputFile.tellp() / 1024);
}
private:
void getTrackFormat(ImgInputOutputProto::TrackdataProto& trackdata, unsigned track, unsigned side)
{
trackdata.Clear();
for (const ImgInputOutputProto::TrackdataProto& f : _config.img().trackdata())
{
if (f.has_track() && (f.track() != track))
continue;
if (f.has_side() && (f.side() != side))
continue;
trackdata.MergeFrom(f);
}
}
};
std::unique_ptr<ImageWriter> ImageWriter::createImgImageWriter(
const ImageWriterProto& config)
{
return std::unique_ptr<ImageWriter>(new ImgImageWriter(config));
}