cpp/openttd-patchpack/source Files · src/bmp.h

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Location: cpp/openttd-patchpack/source/src/bmp.h

r8129:f8fcdf826c59 948 B text/x-c Show Annotation Show as Raw Download as Raw

egladil

(svn r11690) -Fix: Since indices into the patch array is sent over the network having conditionally compiled entries in the table can cause desyncs. Moving them to the end will hide this issue, but it should really be solved in a better way.

/* $Id$ */

/** @file bmp.h */

#ifndef BMP_H
#define BMP_H

#include "gfx_type.h"

struct BmpInfo {
	uint32 offset;       ///< offset of bitmap data from .bmp file begining
	uint32 width;        ///< bitmap width
	uint32 height;       ///< bitmap height
	bool os2_bmp;        ///< true if OS/2 1.x or windows 2.x bitmap
	uint16 bpp;          ///< bits per pixel
	uint32 compression;  ///< compression method (0 = none, 1 = 8-bit RLE, 2 = 4-bit RLE)
	uint32 palette_size; ///< number of colors in palette
};

struct BmpData {
	Colour *palette;
	byte   *bitmap;
};

#define BMP_BUFFER_SIZE 1024

struct BmpBuffer {
	byte data[BMP_BUFFER_SIZE];
	int pos;
	int read;
	FILE *file;
	uint real_pos;
};

void BmpInitializeBuffer(BmpBuffer *buffer, FILE *file);
bool BmpReadHeader(BmpBuffer *buffer, BmpInfo *info, BmpData *data);
bool BmpReadBitmap(BmpBuffer *buffer, BmpInfo *info, BmpData *data);
void BmpDestroyData(BmpData *data);

#endif /* BMP_H */