Gered
83aaf0d5b9
borland conditionals have been removed. asm sources converted fully to tasm ideal mode. keyboard and timer interrupt handlers moved to c code copied from fdemo watcom sources
103 lines
2.9 KiB
C
103 lines
2.9 KiB
C
#ifndef IFF_H_INCLUDED
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#define IFF_H_INCLUDED
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#ifndef NULL
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#define NULL 0
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#endif
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#ifndef FALSE
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#define FALSE 0
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#define TRUE 1
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#endif
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#define LONG unsigned long
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#define ULONG unsigned long
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#define UBYTE unsigned char
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#define UWORD unsigned short
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#define DWORD unsigned long
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long ByteFlipLong(long);
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UCHAR *Readiff(char *); /* this returns back a bitmap with a picture in it*/
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typedef LONG ID; /* An ID is four printable ASCII chars like FORM or DPPV */
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/* original
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#define MakeID(d,c,b,a) ((DWORD)(a)<<24 | (DWORD)(b)<<16 | (DWORD)(c)<<8 | (DWORD)(d) )*/
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#define MakeID(d,c,b,a) (((DWORD)(a)<<24) | ((DWORD)(b)<<16) | ((DWORD)(c)<<8) | ((DWORD)(d)))
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#define FORM MakeID('F','O','R','M')
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#define PROP MakeID('P','R','O','P')
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#define LIST MakeID('L','I','S','T')
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#define CAT MakeID('C','A','T',' ')
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#define FILLER MakeID(' ',' ',' ',' ')
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typedef struct
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{
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ID type;
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long cksize;
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ID subtype;
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} form_chunk;
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typedef struct {
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ID ckID;
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LONG ckSize;
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} ChunkHeader;
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typedef struct {
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ID ckID;
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LONG ckSize;
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UBYTE ckData[ 1 /*REALLY: ckSize*/ ];
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} Chunk;
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#define ID_PBM MakeID('P','B','M',' ')
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#define ID_ILBM MakeID('I','L','B','M')
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#define ID_BMHD MakeID('B','M','H','D')
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#define ID_CMAP MakeID('C','M','A','P')
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#define ID_GRAB MakeID('G','R','A','B')
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#define ID_DEST MakeID('D','E','S','T')
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#define ID_SPRT MakeID('S','P','R','T')
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#define ID_CAMG MakeID('C','A','M','G')
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#define ID_BODY MakeID('B','O','D','Y')
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/* ---------- BitMapHeader ---------------------------------------------*/
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typedef UBYTE Masking; /* Choice of masking technique.*/
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#define mskNone 0
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#define mskHasMask 1
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#define mskHasTransparentColor 2
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#define mskLasso 3
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#define cmpNone 0
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#define cmpByteRun1 1
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/* A BitMapHeader is stored in a BMHD chunk. */
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typedef struct {
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UWORD w, h; /* raster width & height in pixels */
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UWORD x, y; /* position for this image */
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UBYTE nPlanes; /* # source bitplanes */
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UBYTE masking; /* masking technique */
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UBYTE compression; /* compression algoithm */
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UBYTE pad1; /* UNUSED. For consistency, put 0 here.*/
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UWORD transparentColor; /* transparent "color number" */
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UBYTE xAspect, yAspect; /* aspect ratio, a rational number x/y */
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UWORD pageWidth, pageHeight; /* source "page" size in pixels */
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} BitMapHeader;
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/* RowBytes computes the number of bytes in a row, from the width in pixels.*/
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#define RowBytes(w) (((w) + 15) >> 4 << 1)
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/* A CMAP chunk is a packed array of ColorRegisters (3 bytes each). */
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typedef struct {
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UBYTE red, green, blue; /* MUST be UBYTEs so ">> 4" won't sign extend.*/
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} ColorRegister;
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/* Use this constant instead of sizeof(ColorRegister). */
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#define sizeofColorRegister 3
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long ByteFlipLong(long);
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void ByteFlipShort(short *);
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short iffswab(unsigned short);
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short swab(unsigned short);
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#endif
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