EasyGen/libs/IL/include/il_pic.h
2014-01-14 00:49:01 +02:00

79 lines
2.3 KiB
C

//-----------------------------------------------------------------------------
//
// ImageLib Sources
// Copyright (C) 2000-2002 by Denton Woods
// Last modified: 05/21/2002 <--Y2K Compliant! =]
//
// Filename: src-IL/include/il_pic.h
//
// Description: Softimage Pic (.pic) functions
//
//-----------------------------------------------------------------------------
#ifndef PIC_H
#define PIC_H
#include "il_internal.h"
#ifdef _MSC_VER
#pragma pack(push, packed_struct, 1)
#endif
typedef struct PIC_HEAD
{
ILint Magic; // PIC_MAGIC_NUMBER
ILfloat Version; // Version of format
ILbyte Comment[80]; // Prototype description
ILbyte Id[4]; // 'PICT'
ILshort Width; // Image width, in pixels
ILshort Height; // Image height, in pixels
ILfloat Ratio; // Pixel aspect ratio
ILshort Fields; // Picture field type
ILshort Padding; // Unused
} IL_PACKSTRUCT PIC_HEAD;
typedef struct CHANNEL
{
ILubyte Size;
ILubyte Type;
ILubyte Chan;
void *Next;
} CHANNEL;
#ifdef _MSC_VER
#pragma pack(pop, packed_struct)
#endif
// Data type
#define PIC_UNSIGNED_INTEGER 0x00
#define PIC_SIGNED_INTEGER 0x10 // XXX: Not implemented
#define PIC_SIGNED_FLOAT 0x20 // XXX: Not implemented
// Compression type
#define PIC_UNCOMPRESSED 0x00
#define PIC_PURE_RUN_LENGTH 0x01
#define PIC_MIXED_RUN_LENGTH 0x02
// CHANNEL types (OR'd)
#define PIC_RED_CHANNEL 0x80
#define PIC_GREEN_CHANNEL 0x40
#define PIC_BLUE_CHANNEL 0x20
#define PIC_ALPHA_CHANNEL 0x10
#define PIC_SHADOW_CHANNEL 0x08 // XXX: Not implemented
#define PIC_DEPTH_CHANNEL 0x04 // XXX: Not implemented
#define PIC_AUXILIARY_1_CHANNEL 0x02 // XXX: Not implemented
#define PIC_AUXILIARY_2_CHANNEL 0x01 // XXX: Not implemented
ILboolean iIsValidPic(void);
ILboolean iCheckPic(PIC_HEAD *Header);
ILboolean iLoadPicInternal(void);
ILboolean readScanlines(ILuint *image, ILint width, ILint height, CHANNEL *channel, ILuint alpha);
ILuint readScanline(ILubyte *scan, ILint width, CHANNEL *channel, ILint bytes);
ILboolean channelReadRaw(ILubyte *scan, ILint width, ILint noCol, ILint *off, ILint bytes);
ILboolean channelReadPure(ILubyte *scan, ILint width, ILint noCol, ILint *off, ILint bytes);
ILboolean channelReadMixed(ILubyte *scan, ILint width, ILint noCol, ILint *off, ILint bytes);
#endif//PIC_H