modelsinc.h

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/*
 * Copyright (C) Volition, Inc. 1999.  All rights reserved.
 *
 * All source code herein is the property of Volition, Inc. You may not sell 
 * or otherwise commercially exploit the source or things you created based on the 
 * source.
 *
*/ 

#ifndef _MODELSINC_H
#define _MODELSINC_H


class polymodel;

#ifndef MODEL_LIB 
#error This should only be used internally by the model library.  See John if you think you need to include this elsewhere.
#endif

#define OP_EOF                  0
#define OP_DEFPOINTS    1
#define OP_FLATPOLY             2
#define OP_TMAPPOLY             3
#define OP_SORTNORM             4
#define OP_BOUNDBOX             5

// change header for freespace2
//#define FREESPACE1_FORMAT
#define FREESPACE2_FORMAT
#if defined( FREESPACE1_FORMAT )
#elif defined ( FREESPACE2_FORMAT )
#else
        #error Neither FREESPACE1_FORMAT or FREESPACE2_FORMAT defined
#endif

// endianess will be handled by cfile and others now, little-endian should be default in all cases

// little-endian (Intel) IDs
#define POF_HEADER_ID  0x4f505350       // 'OPSP' (PSPO) POF file header
#if defined( FREESPACE1_FORMAT )
        // FREESPACE1 FORMAT
        #define ID_OHDR 0x5244484f                      // RDHO (OHDR): POF file header
        #define ID_SOBJ 0x4a424f53                      // JBOS (SOBJ): Subobject header
#else
        #define ID_OHDR 0x32524448                      // 2RDH (HDR2): POF file header
        #define ID_SOBJ 0x324a424f                      // 2JBO (OBJ2): Subobject header
#endif
#define ID_TXTR 0x52545854                              // RTXT (TXTR): Texture filename list
#define ID_INFO 0x464e4950                              // FNIP (PINF): POF file information, like command line, etc
#define ID_GRID 0x44495247                              // DIRG (GRID): Grid information
#define ID_SPCL 0x4c435053                              // LCPS (SPCL): Special object -- like a gun, missile, docking point, etc.
#define ID_PATH 0x48544150                              // HTAP (PATH): A spline based path
#define ID_GPNT 0x544e5047                              // TNPG (GPNT): gun points
#define ID_MPNT 0x544e504d                              // TNPM (MPNT): missile points
#define ID_DOCK 0x4b434f44                              // KCOD (DOCK): docking points
#define ID_TGUN 0x4e554754                              // NUGT (TGUN): turret gun points
#define ID_TMIS 0x53494d54                              // SIMT (TMIS): turret missile points
#define ID_FUEL 0x4c455546                              // LEUF (FUEL): thruster points
#define ID_SHLD 0x444c4853                              // DLHS (SHLD): shield definition
#define ID_EYE  0x20455945                              //  EYE (EYE ): eye information
#define ID_INSG 0x47534e49                              // GSNI (INSG): insignia information
#define ID_ACEN 0x4e454341                              // NECA (ACEN): autocentering information
#define ID_GLOW 0x574f4c47                              // WOLG (GLOW): glow points -Bobboau
#define ID_GLOX 0x584f4c47                              // experimental glow points will be gone as soon as we get a proper pof editor -Bobboau
#define ID_SLDC 0x43444c53                              // CDLS (SLDC): Shield Collision Tree

#define uw(p)   (*((uint *) (p)))
#define w(p)    (*((int *) (p)))
#define wp(p)   ((int *) (p))
#define vp(p)   ((vec3d *) (p))
#define fl(p)   (*((float *) (p)))

extern int model_interp(matrix * orient, ubyte * data, polymodel * pm );

// Creates the octants for a given polygon model
void model_octant_create( polymodel * pm );

// frees the memory the octants use for a given polygon model
void model_octant_free( polymodel * pm );

void model_calc_bound_box( vec3d *box, vec3d *big_mn, vec3d *big_mx);

void interp_clear_instance();

// endian swapping stuff - tigital
void swap_bsp_data( polymodel *pm, void *model_ptr );

// endian swapping stuff - kaz
void swap_sldc_data(ubyte *buffer);

extern vec3d **Interp_verts;

#endif