/*
-======================================================================
-lwo2.h
+ ======================================================================
+ lwo2.h
-Definitions and typedefs for LWO2 files.
+ Definitions and typedefs for LWO2 files.
-Ernie Wright 17 Sep 00
-====================================================================== */
+ Ernie Wright 17 Sep 00
+ ====================================================================== */
#ifndef LWO2_H
#define LWO2_H
/* chunk and subchunk IDs */
-#define LWID_(a,b,c,d) (((a)<<24)|((b)<<16)|((c)<<8)|(d))
+#define LWID_( a,b,c,d ) ( ( ( a ) << 24 ) | ( ( b ) << 16 ) | ( ( c ) << 8 ) | ( d ) )
-#define ID_FORM LWID_('F','O','R','M')
-#define ID_LWO2 LWID_('L','W','O','2')
-#define ID_LWOB LWID_('L','W','O','B')
+#define ID_FORM LWID_( 'F','O','R','M' )
+#define ID_LWO2 LWID_( 'L','W','O','2' )
+#define ID_LWOB LWID_( 'L','W','O','B' )
/* top-level chunks */
-#define ID_LAYR LWID_('L','A','Y','R')
-#define ID_TAGS LWID_('T','A','G','S')
-#define ID_PNTS LWID_('P','N','T','S')
-#define ID_BBOX LWID_('B','B','O','X')
-#define ID_VMAP LWID_('V','M','A','P')
-#define ID_VMAD LWID_('V','M','A','D')
-#define ID_POLS LWID_('P','O','L','S')
-#define ID_PTAG LWID_('P','T','A','G')
-#define ID_ENVL LWID_('E','N','V','L')
-#define ID_CLIP LWID_('C','L','I','P')
-#define ID_SURF LWID_('S','U','R','F')
-#define ID_DESC LWID_('D','E','S','C')
-#define ID_TEXT LWID_('T','E','X','T')
-#define ID_ICON LWID_('I','C','O','N')
+#define ID_LAYR LWID_( 'L','A','Y','R' )
+#define ID_TAGS LWID_( 'T','A','G','S' )
+#define ID_PNTS LWID_( 'P','N','T','S' )
+#define ID_BBOX LWID_( 'B','B','O','X' )
+#define ID_VMAP LWID_( 'V','M','A','P' )
+#define ID_VMAD LWID_( 'V','M','A','D' )
+#define ID_POLS LWID_( 'P','O','L','S' )
+#define ID_PTAG LWID_( 'P','T','A','G' )
+#define ID_ENVL LWID_( 'E','N','V','L' )
+#define ID_CLIP LWID_( 'C','L','I','P' )
+#define ID_SURF LWID_( 'S','U','R','F' )
+#define ID_DESC LWID_( 'D','E','S','C' )
+#define ID_TEXT LWID_( 'T','E','X','T' )
+#define ID_ICON LWID_( 'I','C','O','N' )
/* polygon types */
-#define ID_FACE LWID_('F','A','C','E')
-#define ID_CURV LWID_('C','U','R','V')
-#define ID_PTCH LWID_('P','T','C','H')
-#define ID_MBAL LWID_('M','B','A','L')
-#define ID_BONE LWID_('B','O','N','E')
+#define ID_FACE LWID_( 'F','A','C','E' )
+#define ID_CURV LWID_( 'C','U','R','V' )
+#define ID_PTCH LWID_( 'P','T','C','H' )
+#define ID_MBAL LWID_( 'M','B','A','L' )
+#define ID_BONE LWID_( 'B','O','N','E' )
/* polygon tags */
-#define ID_SURF LWID_('S','U','R','F')
-#define ID_PART LWID_('P','A','R','T')
-#define ID_SMGP LWID_('S','M','G','P')
+#define ID_SURF LWID_( 'S','U','R','F' )
+#define ID_PART LWID_( 'P','A','R','T' )
+#define ID_SMGP LWID_( 'S','M','G','P' )
/* envelopes */
-#define ID_PRE LWID_('P','R','E',' ')
-#define ID_POST LWID_('P','O','S','T')
-#define ID_KEY LWID_('K','E','Y',' ')
-#define ID_SPAN LWID_('S','P','A','N')
-#define ID_TCB LWID_('T','C','B',' ')
-#define ID_HERM LWID_('H','E','R','M')
-#define ID_BEZI LWID_('B','E','Z','I')
-#define ID_BEZ2 LWID_('B','E','Z','2')
-#define ID_LINE LWID_('L','I','N','E')
-#define ID_STEP LWID_('S','T','E','P')
+#define ID_PRE LWID_( 'P','R','E',' ' )
+#define ID_POST LWID_( 'P','O','S','T' )
+#define ID_KEY LWID_( 'K','E','Y',' ' )
+#define ID_SPAN LWID_( 'S','P','A','N' )
+#define ID_TCB LWID_( 'T','C','B',' ' )
+#define ID_HERM LWID_( 'H','E','R','M' )
+#define ID_BEZI LWID_( 'B','E','Z','I' )
+#define ID_BEZ2 LWID_( 'B','E','Z','2' )
+#define ID_LINE LWID_( 'L','I','N','E' )
+#define ID_STEP LWID_( 'S','T','E','P' )
/* clips */
-#define ID_STIL LWID_('S','T','I','L')
-#define ID_ISEQ LWID_('I','S','E','Q')
-#define ID_ANIM LWID_('A','N','I','M')
-#define ID_XREF LWID_('X','R','E','F')
-#define ID_STCC LWID_('S','T','C','C')
-#define ID_TIME LWID_('T','I','M','E')
-#define ID_CONT LWID_('C','O','N','T')
-#define ID_BRIT LWID_('B','R','I','T')
-#define ID_SATR LWID_('S','A','T','R')
-#define ID_HUE LWID_('H','U','E',' ')
-#define ID_GAMM LWID_('G','A','M','M')
-#define ID_NEGA LWID_('N','E','G','A')
-#define ID_IFLT LWID_('I','F','L','T')
-#define ID_PFLT LWID_('P','F','L','T')
+#define ID_STIL LWID_( 'S','T','I','L' )
+#define ID_ISEQ LWID_( 'I','S','E','Q' )
+#define ID_ANIM LWID_( 'A','N','I','M' )
+#define ID_XREF LWID_( 'X','R','E','F' )
+#define ID_STCC LWID_( 'S','T','C','C' )
+#define ID_TIME LWID_( 'T','I','M','E' )
+#define ID_CONT LWID_( 'C','O','N','T' )
+#define ID_BRIT LWID_( 'B','R','I','T' )
+#define ID_SATR LWID_( 'S','A','T','R' )
+#define ID_HUE LWID_( 'H','U','E',' ' )
+#define ID_GAMM LWID_( 'G','A','M','M' )
+#define ID_NEGA LWID_( 'N','E','G','A' )
+#define ID_IFLT LWID_( 'I','F','L','T' )
+#define ID_PFLT LWID_( 'P','F','L','T' )
/* surfaces */
-#define ID_COLR LWID_('C','O','L','R')
-#define ID_LUMI LWID_('L','U','M','I')
-#define ID_DIFF LWID_('D','I','F','F')
-#define ID_SPEC LWID_('S','P','E','C')
-#define ID_GLOS LWID_('G','L','O','S')
-#define ID_REFL LWID_('R','E','F','L')
-#define ID_RFOP LWID_('R','F','O','P')
-#define ID_RIMG LWID_('R','I','M','G')
-#define ID_RSAN LWID_('R','S','A','N')
-#define ID_TRAN LWID_('T','R','A','N')
-#define ID_TROP LWID_('T','R','O','P')
-#define ID_TIMG LWID_('T','I','M','G')
-#define ID_RIND LWID_('R','I','N','D')
-#define ID_TRNL LWID_('T','R','N','L')
-#define ID_BUMP LWID_('B','U','M','P')
-#define ID_SMAN LWID_('S','M','A','N')
-#define ID_SIDE LWID_('S','I','D','E')
-#define ID_CLRH LWID_('C','L','R','H')
-#define ID_CLRF LWID_('C','L','R','F')
-#define ID_ADTR LWID_('A','D','T','R')
-#define ID_SHRP LWID_('S','H','R','P')
-#define ID_LINE LWID_('L','I','N','E')
-#define ID_LSIZ LWID_('L','S','I','Z')
-#define ID_ALPH LWID_('A','L','P','H')
-#define ID_AVAL LWID_('A','V','A','L')
-#define ID_GVAL LWID_('G','V','A','L')
-#define ID_BLOK LWID_('B','L','O','K')
+#define ID_COLR LWID_( 'C','O','L','R' )
+#define ID_LUMI LWID_( 'L','U','M','I' )
+#define ID_DIFF LWID_( 'D','I','F','F' )
+#define ID_SPEC LWID_( 'S','P','E','C' )
+#define ID_GLOS LWID_( 'G','L','O','S' )
+#define ID_REFL LWID_( 'R','E','F','L' )
+#define ID_RFOP LWID_( 'R','F','O','P' )
+#define ID_RIMG LWID_( 'R','I','M','G' )
+#define ID_RSAN LWID_( 'R','S','A','N' )
+#define ID_TRAN LWID_( 'T','R','A','N' )
+#define ID_TROP LWID_( 'T','R','O','P' )
+#define ID_TIMG LWID_( 'T','I','M','G' )
+#define ID_RIND LWID_( 'R','I','N','D' )
+#define ID_TRNL LWID_( 'T','R','N','L' )
+#define ID_BUMP LWID_( 'B','U','M','P' )
+#define ID_SMAN LWID_( 'S','M','A','N' )
+#define ID_SIDE LWID_( 'S','I','D','E' )
+#define ID_CLRH LWID_( 'C','L','R','H' )
+#define ID_CLRF LWID_( 'C','L','R','F' )
+#define ID_ADTR LWID_( 'A','D','T','R' )
+#define ID_SHRP LWID_( 'S','H','R','P' )
+#define ID_LINE LWID_( 'L','I','N','E' )
+#define ID_LSIZ LWID_( 'L','S','I','Z' )
+#define ID_ALPH LWID_( 'A','L','P','H' )
+#define ID_AVAL LWID_( 'A','V','A','L' )
+#define ID_GVAL LWID_( 'G','V','A','L' )
+#define ID_BLOK LWID_( 'B','L','O','K' )
/* texture layer */
-#define ID_TYPE LWID_('T','Y','P','E')
-#define ID_CHAN LWID_('C','H','A','N')
-#define ID_NAME LWID_('N','A','M','E')
-#define ID_ENAB LWID_('E','N','A','B')
-#define ID_OPAC LWID_('O','P','A','C')
-#define ID_FLAG LWID_('F','L','A','G')
-#define ID_PROJ LWID_('P','R','O','J')
-#define ID_STCK LWID_('S','T','C','K')
-#define ID_TAMP LWID_('T','A','M','P')
+#define ID_TYPE LWID_( 'T','Y','P','E' )
+#define ID_CHAN LWID_( 'C','H','A','N' )
+#define ID_NAME LWID_( 'N','A','M','E' )
+#define ID_ENAB LWID_( 'E','N','A','B' )
+#define ID_OPAC LWID_( 'O','P','A','C' )
+#define ID_FLAG LWID_( 'F','L','A','G' )
+#define ID_PROJ LWID_( 'P','R','O','J' )
+#define ID_STCK LWID_( 'S','T','C','K' )
+#define ID_TAMP LWID_( 'T','A','M','P' )
/* texture coordinates */
-#define ID_TMAP LWID_('T','M','A','P')
-#define ID_AXIS LWID_('A','X','I','S')
-#define ID_CNTR LWID_('C','N','T','R')
-#define ID_SIZE LWID_('S','I','Z','E')
-#define ID_ROTA LWID_('R','O','T','A')
-#define ID_OREF LWID_('O','R','E','F')
-#define ID_FALL LWID_('F','A','L','L')
-#define ID_CSYS LWID_('C','S','Y','S')
+#define ID_TMAP LWID_( 'T','M','A','P' )
+#define ID_AXIS LWID_( 'A','X','I','S' )
+#define ID_CNTR LWID_( 'C','N','T','R' )
+#define ID_SIZE LWID_( 'S','I','Z','E' )
+#define ID_ROTA LWID_( 'R','O','T','A' )
+#define ID_OREF LWID_( 'O','R','E','F' )
+#define ID_FALL LWID_( 'F','A','L','L' )
+#define ID_CSYS LWID_( 'C','S','Y','S' )
/* image map */
-#define ID_IMAP LWID_('I','M','A','P')
-#define ID_IMAG LWID_('I','M','A','G')
-#define ID_WRAP LWID_('W','R','A','P')
-#define ID_WRPW LWID_('W','R','P','W')
-#define ID_WRPH LWID_('W','R','P','H')
-#define ID_VMAP LWID_('V','M','A','P')
-#define ID_AAST LWID_('A','A','S','T')
-#define ID_PIXB LWID_('P','I','X','B')
+#define ID_IMAP LWID_( 'I','M','A','P' )
+#define ID_IMAG LWID_( 'I','M','A','G' )
+#define ID_WRAP LWID_( 'W','R','A','P' )
+#define ID_WRPW LWID_( 'W','R','P','W' )
+#define ID_WRPH LWID_( 'W','R','P','H' )
+#define ID_VMAP LWID_( 'V','M','A','P' )
+#define ID_AAST LWID_( 'A','A','S','T' )
+#define ID_PIXB LWID_( 'P','I','X','B' )
/* procedural */
-#define ID_PROC LWID_('P','R','O','C')
-#define ID_COLR LWID_('C','O','L','R')
-#define ID_VALU LWID_('V','A','L','U')
-#define ID_FUNC LWID_('F','U','N','C')
-#define ID_FTPS LWID_('F','T','P','S')
-#define ID_ITPS LWID_('I','T','P','S')
-#define ID_ETPS LWID_('E','T','P','S')
+#define ID_PROC LWID_( 'P','R','O','C' )
+#define ID_COLR LWID_( 'C','O','L','R' )
+#define ID_VALU LWID_( 'V','A','L','U' )
+#define ID_FUNC LWID_( 'F','U','N','C' )
+#define ID_FTPS LWID_( 'F','T','P','S' )
+#define ID_ITPS LWID_( 'I','T','P','S' )
+#define ID_ETPS LWID_( 'E','T','P','S' )
/* gradient */
-#define ID_GRAD LWID_('G','R','A','D')
-#define ID_GRST LWID_('G','R','S','T')
-#define ID_GREN LWID_('G','R','E','N')
-#define ID_PNAM LWID_('P','N','A','M')
-#define ID_INAM LWID_('I','N','A','M')
-#define ID_GRPT LWID_('G','R','P','T')
-#define ID_FKEY LWID_('F','K','E','Y')
-#define ID_IKEY LWID_('I','K','E','Y')
+#define ID_GRAD LWID_( 'G','R','A','D' )
+#define ID_GRST LWID_( 'G','R','S','T' )
+#define ID_GREN LWID_( 'G','R','E','N' )
+#define ID_PNAM LWID_( 'P','N','A','M' )
+#define ID_INAM LWID_( 'I','N','A','M' )
+#define ID_GRPT LWID_( 'G','R','P','T' )
+#define ID_FKEY LWID_( 'F','K','E','Y' )
+#define ID_IKEY LWID_( 'I','K','E','Y' )
/* shader */
-#define ID_SHDR LWID_('S','H','D','R')
-#define ID_DATA LWID_('D','A','T','A')
+#define ID_SHDR LWID_( 'S','H','D','R' )
+#define ID_DATA LWID_( 'D','A','T','A' )
/* generic linked list */
typedef struct st_lwNode {
- struct st_lwNode *next, *prev;
- void *data;
+ struct st_lwNode *next, *prev;
+ void *data;
} lwNode;
/* plug-in reference */
typedef struct st_lwPlugin {
- struct st_lwPlugin *next, *prev;
- char *ord;
- char *name;
- int flags;
- void *data;
+ struct st_lwPlugin *next, *prev;
+ char *ord;
+ char *name;
+ int flags;
+ void *data;
} lwPlugin;
/* envelopes */
typedef struct st_lwKey {
- struct st_lwKey *next, *prev;
- float value;
- float time;
- unsigned int shape; /* ID_TCB, ID_BEZ2, etc. */
- float tension;
- float continuity;
- float bias;
- float param[ 4 ];
+ struct st_lwKey *next, *prev;
+ float value;
+ float time;
+ unsigned int shape; /* ID_TCB, ID_BEZ2, etc. */
+ float tension;
+ float continuity;
+ float bias;
+ float param[ 4 ];
} lwKey;
typedef struct st_lwEnvelope {
- struct st_lwEnvelope *next, *prev;
- int index;
- int type;
- char *name;
- lwKey *key; /* linked list of keys */
- int nkeys;
- int behavior[ 2 ]; /* pre and post (extrapolation) */
- lwPlugin *cfilter; /* linked list of channel filters */
- int ncfilters;
+ struct st_lwEnvelope *next, *prev;
+ int index;
+ int type;
+ char *name;
+ lwKey *key; /* linked list of keys */
+ int nkeys;
+ int behavior[ 2 ]; /* pre and post (extrapolation) */
+ lwPlugin *cfilter; /* linked list of channel filters */
+ int ncfilters;
} lwEnvelope;
#define BEH_RESET 0
/* values that can be enveloped */
typedef struct st_lwEParam {
- float val;
- int eindex;
+ float val;
+ int eindex;
} lwEParam;
typedef struct st_lwVParam {
- float val[ 3 ];
- int eindex;
+ float val[ 3 ];
+ int eindex;
} lwVParam;
/* clips */
typedef struct st_lwClipStill {
- char *name;
+ char *name;
} lwClipStill;
typedef struct st_lwClipSeq {
- char *prefix; /* filename before sequence digits */
- char *suffix; /* after digits, e.g. extensions */
- int digits;
- int flags;
- int offset;
- int start;
- int end;
+ char *prefix; /* filename before sequence digits */
+ char *suffix; /* after digits, e.g. extensions */
+ int digits;
+ int flags;
+ int offset;
+ int start;
+ int end;
} lwClipSeq;
typedef struct st_lwClipAnim {
- char *name;
- char *server; /* anim loader plug-in */
- void *data;
+ char *name;
+ char *server; /* anim loader plug-in */
+ void *data;
} lwClipAnim;
typedef struct st_lwClipXRef {
- char *string;
- int index;
- struct st_lwClip *clip;
+ char *string;
+ int index;
+ struct st_lwClip *clip;
} lwClipXRef;
typedef struct st_lwClipCycle {
- char *name;
- int lo;
- int hi;
+ char *name;
+ int lo;
+ int hi;
} lwClipCycle;
typedef struct st_lwClip {
- struct st_lwClip *next, *prev;
- int index;
- unsigned int type; /* ID_STIL, ID_ISEQ, etc. */
- union {
- lwClipStill still;
- lwClipSeq seq;
- lwClipAnim anim;
- lwClipXRef xref;
- lwClipCycle cycle;
- } source;
- float start_time;
- float duration;
- float frame_rate;
- lwEParam contrast;
- lwEParam brightness;
- lwEParam saturation;
- lwEParam hue;
- lwEParam gamma;
- int negative;
- lwPlugin *ifilter; /* linked list of image filters */
- int nifilters;
- lwPlugin *pfilter; /* linked list of pixel filters */
- int npfilters;
+ struct st_lwClip *next, *prev;
+ int index;
+ unsigned int type; /* ID_STIL, ID_ISEQ, etc. */
+ union {
+ lwClipStill still;
+ lwClipSeq seq;
+ lwClipAnim anim;
+ lwClipXRef xref;
+ lwClipCycle cycle;
+ } source;
+ float start_time;
+ float duration;
+ float frame_rate;
+ lwEParam contrast;
+ lwEParam brightness;
+ lwEParam saturation;
+ lwEParam hue;
+ lwEParam gamma;
+ int negative;
+ lwPlugin *ifilter; /* linked list of image filters */
+ int nifilters;
+ lwPlugin *pfilter; /* linked list of pixel filters */
+ int npfilters;
} lwClip;
/* textures */
typedef struct st_lwTMap {
- lwVParam size;
- lwVParam center;
- lwVParam rotate;
- lwVParam falloff;
- int fall_type;
- char *ref_object;
- int coord_sys;
+ lwVParam size;
+ lwVParam center;
+ lwVParam rotate;
+ lwVParam falloff;
+ int fall_type;
+ char *ref_object;
+ int coord_sys;
} lwTMap;
typedef struct st_lwImageMap {
- int cindex;
- int projection;
- char *vmap_name;
- int axis;
- int wrapw_type;
- int wraph_type;
- lwEParam wrapw;
- lwEParam wraph;
- float aa_strength;
- int aas_flags;
- int pblend;
- lwEParam stck;
- lwEParam amplitude;
+ int cindex;
+ int projection;
+ char *vmap_name;
+ int axis;
+ int wrapw_type;
+ int wraph_type;
+ lwEParam wrapw;
+ lwEParam wraph;
+ float aa_strength;
+ int aas_flags;
+ int pblend;
+ lwEParam stck;
+ lwEParam amplitude;
} lwImageMap;
#define PROJ_PLANAR 0
#define WRAP_MIRROR 3
typedef struct st_lwProcedural {
- int axis;
- float value[ 3 ];
- char *name;
- void *data;
+ int axis;
+ float value[ 3 ];
+ char *name;
+ void *data;
} lwProcedural;
typedef struct st_lwGradKey {
- struct st_lwGradKey *next, *prev;
- float value;
- float rgba[ 4 ];
+ struct st_lwGradKey *next, *prev;
+ float value;
+ float rgba[ 4 ];
} lwGradKey;
typedef struct st_lwGradient {
- char *paramname;
- char *itemname;
- float start;
- float end;
- int repeat;
- lwGradKey *key; /* array of gradient keys */
- short *ikey; /* array of interpolation codes */
+ char *paramname;
+ char *itemname;
+ float start;
+ float end;
+ int repeat;
+ lwGradKey *key; /* array of gradient keys */
+ short *ikey; /* array of interpolation codes */
} lwGradient;
typedef struct st_lwTexture {
- struct st_lwTexture *next, *prev;
- char *ord;
- unsigned int type;
- unsigned int chan;
- lwEParam opacity;
- short opac_type;
- short enabled;
- short negative;
- short axis;
- union {
- lwImageMap imap;
- lwProcedural proc;
- lwGradient grad;
- } param;
- lwTMap tmap;
+ struct st_lwTexture *next, *prev;
+ char *ord;
+ unsigned int type;
+ unsigned int chan;
+ lwEParam opacity;
+ short opac_type;
+ short enabled;
+ short negative;
+ short axis;
+ union {
+ lwImageMap imap;
+ lwProcedural proc;
+ lwGradient grad;
+ } param;
+ lwTMap tmap;
} lwTexture;
/* values that can be textured */
typedef struct st_lwTParam {
- float val;
- int eindex;
- lwTexture *tex; /* linked list of texture layers */
+ float val;
+ int eindex;
+ lwTexture *tex; /* linked list of texture layers */
} lwTParam;
typedef struct st_lwCParam {
- float rgb[ 3 ];
- int eindex;
- lwTexture *tex; /* linked list of texture layers */
+ float rgb[ 3 ];
+ int eindex;
+ lwTexture *tex; /* linked list of texture layers */
} lwCParam;
/* surfaces */
typedef struct st_lwGlow {
- short enabled;
- short type;
- lwEParam intensity;
- lwEParam size;
+ short enabled;
+ short type;
+ lwEParam intensity;
+ lwEParam size;
} Glow;
typedef struct st_lwRMap {
- lwTParam val;
- int options;
- int cindex;
- float seam_angle;
+ lwTParam val;
+ int options;
+ int cindex;
+ float seam_angle;
} lwRMap;
typedef struct st_lwLine {
- short enabled;
- unsigned short flags;
- lwEParam size;
+ short enabled;
+ unsigned short flags;
+ lwEParam size;
} lwLine;
typedef struct st_lwSurface {
- struct st_lwSurface *next, *prev;
- char *name;
- char *srcname;
- lwCParam color;
- lwTParam luminosity;
- lwTParam diffuse;
- lwTParam specularity;
- lwTParam glossiness;
- lwRMap reflection;
- lwRMap transparency;
- lwTParam eta;
- lwTParam translucency;
- lwTParam bump;
- float smooth;
- int sideflags;
- float alpha;
- int alpha_mode;
- lwEParam color_hilite;
- lwEParam color_filter;
- lwEParam add_trans;
- lwEParam dif_sharp;
- lwEParam glow;
- lwLine line;
- lwPlugin *shader; /* linked list of shaders */
- int nshaders;
+ struct st_lwSurface *next, *prev;
+ char *name;
+ char *srcname;
+ lwCParam color;
+ lwTParam luminosity;
+ lwTParam diffuse;
+ lwTParam specularity;
+ lwTParam glossiness;
+ lwRMap reflection;
+ lwRMap transparency;
+ lwTParam eta;
+ lwTParam translucency;
+ lwTParam bump;
+ float smooth;
+ int sideflags;
+ float alpha;
+ int alpha_mode;
+ lwEParam color_hilite;
+ lwEParam color_filter;
+ lwEParam add_trans;
+ lwEParam dif_sharp;
+ lwEParam glow;
+ lwLine line;
+ lwPlugin *shader; /* linked list of shaders */
+ int nshaders;
} lwSurface;
/* vertex maps */
typedef struct st_lwVMap {
- struct st_lwVMap *next, *prev;
- char *name;
- unsigned int type;
- int dim;
- int nverts;
- int perpoly;
- int *vindex; /* array of point indexes */
- int *pindex; /* array of polygon indexes */
- float **val;
+ struct st_lwVMap *next, *prev;
+ char *name;
+ unsigned int type;
+ int dim;
+ int nverts;
+ int perpoly;
+ int *vindex; /* array of point indexes */
+ int *pindex; /* array of polygon indexes */
+ float **val;
} lwVMap;
typedef struct st_lwVMapPt {
- lwVMap *vmap;
- int index; /* vindex or pindex element */
+ lwVMap *vmap;
+ int index; /* vindex or pindex element */
} lwVMapPt;
/* points and polygons */
typedef struct st_lwPoint {
- float pos[ 3 ];
- int npols; /* number of polygons sharing the point */
- int *pol; /* array of polygon indexes */
- int nvmaps;
- lwVMapPt *vm; /* array of vmap references */
+ float pos[ 3 ];
+ int npols; /* number of polygons sharing the point */
+ int *pol; /* array of polygon indexes */
+ int nvmaps;
+ lwVMapPt *vm; /* array of vmap references */
} lwPoint;
typedef struct st_lwPolVert {
- int index; /* index into the point array */
- float norm[ 3 ];
- int nvmaps;
- lwVMapPt *vm; /* array of vmap references */
+ int index; /* index into the point array */
+ float norm[ 3 ];
+ int nvmaps;
+ lwVMapPt *vm; /* array of vmap references */
} lwPolVert;
typedef struct st_lwPolygon {
- lwSurface *surf;
- int part; /* part index */
- int smoothgrp; /* smoothing group */
- int flags;
- unsigned int type;
- float norm[ 3 ];
- int nverts;
- lwPolVert *v; /* array of vertex records */
+ lwSurface *surf;
+ int part; /* part index */
+ int smoothgrp; /* smoothing group */
+ int flags;
+ unsigned int type;
+ float norm[ 3 ];
+ int nverts;
+ lwPolVert *v; /* array of vertex records */
} lwPolygon;
typedef struct st_lwPointList {
- int count;
- int offset; /* only used during reading */
- lwPoint *pt; /* array of points */
+ int count;
+ int offset; /* only used during reading */
+ lwPoint *pt; /* array of points */
} lwPointList;
typedef struct st_lwPolygonList {
- int count;
- int offset; /* only used during reading */
- int vcount; /* total number of vertices */
- int voffset; /* only used during reading */
- lwPolygon *pol; /* array of polygons */
+ int count;
+ int offset; /* only used during reading */
+ int vcount; /* total number of vertices */
+ int voffset; /* only used during reading */
+ lwPolygon *pol; /* array of polygons */
} lwPolygonList;
/* geometry layers */
typedef struct st_lwLayer {
- struct st_lwLayer *next, *prev;
- char *name;
- int index;
- int parent;
- int flags;
- float pivot[ 3 ];
- float bbox[ 6 ];
- lwPointList point;
- lwPolygonList polygon;
- int nvmaps;
- lwVMap *vmap; /* linked list of vmaps */
+ struct st_lwLayer *next, *prev;
+ char *name;
+ int index;
+ int parent;
+ int flags;
+ float pivot[ 3 ];
+ float bbox[ 6 ];
+ lwPointList point;
+ lwPolygonList polygon;
+ int nvmaps;
+ lwVMap *vmap; /* linked list of vmaps */
} lwLayer;
/* tag strings */
typedef struct st_lwTagList {
- int count;
- int offset; /* only used during reading */
- char **tag; /* array of strings */
+ int count;
+ int offset; /* only used during reading */
+ char **tag; /* array of strings */
} lwTagList;
/* an object */
typedef struct st_lwObject {
- lwLayer *layer; /* linked list of layers */
- lwEnvelope *env; /* linked list of envelopes */
- lwClip *clip; /* linked list of clips */
- lwSurface *surf; /* linked list of surfaces */
- lwTagList taglist;
- int nlayers;
- int nenvs;
- int nclips;
- int nsurfs;
+ lwLayer *layer; /* linked list of layers */
+ lwEnvelope *env; /* linked list of envelopes */
+ lwClip *clip; /* linked list of clips */
+ lwSurface *surf; /* linked list of surfaces */
+ lwTagList taglist;
+ int nlayers;
+ int nenvs;
+ int nclips;
+ int nsurfs;
} lwObject;
void lwFreePoints( lwPointList *point );
void lwFreePolygons( lwPolygonList *plist );
int lwGetPoints( picoMemStream_t *fp, int cksize, lwPointList *point );
-void lwGetBoundingBox( lwPointList *point, float bbox[] );
+void lwGetBoundingBox( lwPointList * point, float bbox[] );
int lwAllocPolygons( lwPolygonList *plist, int npols, int nverts );
int lwGetPolygons( picoMemStream_t *fp, int cksize, lwPolygonList *plist, int ptoffset );
void lwGetPolyNormals( lwPointList *point, lwPolygonList *polygon );
int lwGetPointPolygons( lwPointList *point, lwPolygonList *polygon );
int lwResolvePolySurfaces( lwPolygonList *polygon, lwTagList *tlist,
- lwSurface **surf, int *nsurfs );
+ lwSurface **surf, int *nsurfs );
void lwGetVertNormals( lwPointList *point, lwPolygonList *polygon );
void lwFreeTags( lwTagList *tlist );
int lwGetTags( picoMemStream_t *fp, int cksize, lwTagList *tlist );
int lwGetPolygonTags( picoMemStream_t *fp, int cksize, lwTagList *tlist,
- lwPolygonList *plist );
+ lwPolygonList *plist );
/* vmap.c */
void lwFreeVMap( lwVMap *vmap );
lwVMap *lwGetVMap( picoMemStream_t *fp, int cksize, int ptoffset, int poloffset,
- int perpoly );
+ int perpoly );
int lwGetPointVMaps( lwPointList *point, lwVMap *vmap );
int lwGetPolyVMaps( lwPolygonList *polygon, lwVMap *vmap );
/* list.c */
-void lwListFree( void *list, void ( *freeNode )( void * ));
+void lwListFree( void *list, void ( *freeNode )( void * ) );
void lwListAdd( void **list, void *node );
void lwListInsert( void **vlist, void *vitem,
- int ( *compare )( void *, void * ));
+ int ( *compare )( void *, void * ) );
/* vecmath.c */
float dot( float a[], float b[] );
void cross( float a[], float b[], float c[] );
void normalize( float v[] );
-#define vecangle( a, b ) ( float ) acos( dot( a, b ))
+#define vecangle( a, b ) ( float ) acos( dot( a, b ) )
/* lwio.c */
char *sgetS0( unsigned char **bp );
#ifndef __BIG_ENDIAN__
- void revbytes( void *bp, int elsize, int elcount );
+void revbytes( void *bp, int elsize, int elcount );
#else
#define revbytes( b, s, c )
#endif