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quakeforge/tools/qfmodelgen/source/modelgen.c
Bill Currie ca4b3acd6c big protototype cleanup. Now, except for a few cases, all non-static 
prototypes are in headers files.
2002-11-05 19:12:51 +00:00

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/* Copyright (C) 1996-1997 Id Software, Inc.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
See file, 'COPYING', for details.
*/
// modelgen.c: generates a .mdl file from a base triangle file (.tri), a
// texture containing front and back skins (.lbm), and a series of frame
// triangle files (.tri). Result is stored in
// /raid/quake/models/<scriptname>.mdl.
//#include <sys/stat.h>
#include <stdlib.h>
#include <string.h>
#include "QF/modelgen.h"
#include "QF/qendian.h"
#include "QF/quakeio.h"
#include "cmdlib.h"
#include "lbmlib.h"
#include "scriplib.h" //FIXME real parser
#include "trilib.h"
#define MAXVERTS 2048
#define MAXFRAMES 256
#define MAXSKINS 100
#define MAXTRIANGLES 2048
typedef struct {
aliasframetype_t type; // single frame or group of frames
void *pdata; // either a daliasframe_t or group info
float interval; // only used for frames in groups
int numgroupframes; // only used by group headers
char name[16];
} aliaspackage_t;
typedef struct {
aliasskintype_t type; // single skin or group of skiins
void *pdata; // either a daliasskinframe_t or group info
float interval; // only used for skins in groups
int numgroupskins; // only used by group headers
} aliasskinpackage_t;
typedef struct {
int numnormals;
float normals[20][3];
} vertexnormals;
typedef struct {
vec3_t v;
int lightnormalindex;
} trivert_t;
//============================================================================
trivert_t verts[MAXFRAMES][MAXVERTS];
mdl_t model;
char file1[1024];
char skinname[1024];
char qbasename[1024];
float scale, scale_up = 1.0;
vec3_t mins, maxs;
vec3_t framesmins, framesmaxs;
vec3_t adjust;
aliaspackage_t frames[MAXFRAMES];
aliasskinpackage_t skins[MAXSKINS];
//
// base frame info
//
vec3_t baseverts[MAXVERTS];
stvert_t stverts[MAXVERTS];
dtriangle_t triangles[MAXTRIANGLES];
int degenerate[MAXTRIANGLES];
char cdpartial[256];
char cddir[256];
int framecount, skincount;
qboolean cdset;
int degeneratetris;
int firstframe = 1;
float totsize, averagesize;
vertexnormals vnorms[MAXVERTS];
#define NUMVERTEXNORMALS 162
float avertexnormals[NUMVERTEXNORMALS][3] = {
#include "anorms.h" //FIXME should this be moved to QF?
};
trivertx_t tarray[MAXVERTS];
char outname[1024];
void
ClearModel (void)
{
memset (&model, 0, sizeof (model));
model.synctype = ST_RAND; // default
framecount = skincount = 0;
scale = 0;
scale_up = 1.0;
VectorCopy (vec3_origin, adjust);
VectorCopy (vec3_origin, mins);
VectorCopy (vec3_origin, maxs);
VectorCopy (vec3_origin, framesmins);
VectorCopy (vec3_origin, framesmaxs);
degeneratetris = 0;
cdset = false;
firstframe = 1;
totsize = 0.0;
}
void
WriteFrame (QFile *modelouthandle, int framenum)
{
int j, k;
trivert_t *pframe;
daliasframe_t aframe;
float v;
pframe = verts[framenum];
strcpy (aframe.name, frames[framenum].name);
for (j = 0; j < 3; j++) {
aframe.bboxmin.v[j] = 255;
aframe.bboxmax.v[j] = 0;
}
for (j = 0; j < model.numverts; j++) {
// all of these are byte values, so no need to deal with endianness
tarray[j].lightnormalindex = pframe[j].lightnormalindex;
if (tarray[j].lightnormalindex > NUMVERTEXNORMALS)
Error ("invalid lightnormalindex %d\n",
tarray[j].lightnormalindex);
for (k = 0; k < 3; k++) {
// scale to byte values & min/max check
v = (pframe[j].v[k] - model.scale_origin[k]) / model.scale[k];
tarray[j].v[k] = v;
if (tarray[j].v[k] < aframe.bboxmin.v[k])
aframe.bboxmin.v[k] = tarray[j].v[k];
if (tarray[j].v[k] > aframe.bboxmax.v[k])
aframe.bboxmax.v[k] = tarray[j].v[k];
}
}
Qwrite (modelouthandle, &aframe, sizeof (aframe));
Qwrite (modelouthandle, &tarray[0], model.numverts * sizeof(tarray[0]));
}
void
WriteGroupBBox (QFile *modelouthandle, int numframes, int curframe)
{
int i, j, k;
daliasgroup_t dagroup;
trivert_t *pframe;
dagroup.numframes = LittleLong (numframes);
for (i = 0; i < 3; i++) {
dagroup.bboxmin.v[i] = 255;
dagroup.bboxmax.v[i] = 0;
}
for (i = 0; i < numframes; i++) {
pframe = (trivert_t *) frames[curframe].pdata;
for (j = 0; j < model.numverts; j++) {
for (k = 0; k < 3; k++) {
// scale to byte values & min/max check
tarray[j].v[k] = (pframe[j].v[k] - model.scale_origin[k]) /
model.scale[k];
if (tarray[j].v[k] < dagroup.bboxmin.v[k])
dagroup.bboxmin.v[k] = tarray[j].v[k];
if (tarray[j].v[k] > dagroup.bboxmax.v[k])
dagroup.bboxmax.v[k] = tarray[j].v[k];
}
}
curframe++;
}
Qwrite (modelouthandle, &dagroup, sizeof(dagroup));
}
void
WriteModelFile (QFile *modelouthandle)
{
int i, curframe, curskin;
float dist[3];
mdl_t modeltemp;
// Calculate the bounding box for this model
for (i = 0; i < 3; i++) {
printf ("framesmins[%d]: %f, framesmaxs[%d]: %f\n",
i, framesmins[i], i, framesmaxs[i]);
if (fabs (framesmins[i]) > fabs (framesmaxs[i]))
dist[i] = framesmins[i];
else
dist[i] = framesmaxs[i];
model.scale[i] = (framesmaxs[i] - framesmins[i]) / 255.9;
model.scale_origin[i] = framesmins[i];
}
model.boundingradius = sqrt (dist[0] * dist[0] +
dist[1] * dist[1] +
dist[2] * dist[2]);
// write out the model header
modeltemp.ident = LittleLong (IDPOLYHEADER);
modeltemp.version = LittleLong (ALIAS_VERSION);
modeltemp.boundingradius = LittleFloat (model.boundingradius);
for (i = 0; i < 3; i++) {
modeltemp.scale[i] = LittleFloat (model.scale[i]);
modeltemp.scale_origin[i] = LittleFloat (model.scale_origin[i]);
modeltemp.eyeposition[i] = LittleFloat (model.eyeposition[i] +
adjust[i]);
}
modeltemp.flags = LittleLong (model.flags);
modeltemp.numskins = LittleLong (model.numskins);
modeltemp.skinwidth = LittleLong (model.skinwidth);
modeltemp.skinheight = LittleLong (model.skinheight);
modeltemp.numverts = LittleLong (model.numverts);
modeltemp.numtris = LittleLong (model.numtris - degeneratetris);
modeltemp.numframes = LittleLong (model.numframes);
modeltemp.synctype = LittleFloat (model.synctype);
averagesize = totsize / model.numtris;
modeltemp.size = LittleFloat (averagesize);
Qwrite (modelouthandle, &modeltemp, sizeof (model));
// write out the skins
curskin = 0;
for (i = 0; i < model.numskins; i++) {
Qwrite (modelouthandle, &skins[curskin].type,
sizeof (skins[curskin].type));
Qwrite (modelouthandle, skins[curskin].pdata,
model.skinwidth * model.skinheight);
curskin++;
}
// write out the base model (the s & t coordinates for the vertices)
for (i = 0; i < model.numverts; i++) {
if (stverts[i].onseam == 3) {
stverts[i].onseam = LittleLong (ALIAS_ONSEAM);
} else {
stverts[i].onseam = LittleLong (0);
}
stverts[i].s = LittleLong (stverts[i].s);
stverts[i].t = LittleLong (stverts[i].t);
}
Qwrite (modelouthandle, stverts, model.numverts * sizeof(stverts[0]));
// write out the triangles
for (i = 0; i < model.numtris; i++) {
int j;
dtriangle_t tri;
if (!degenerate[i]) {
tri.facesfront = LittleLong (triangles[i].facesfront);
for (j = 0; j < 3; j++) {
tri.vertindex[j] = LittleLong (triangles[i].vertindex[j]);
}
Qwrite (modelouthandle, &tri, sizeof(tri));
}
}
// write out the frames
curframe = 0;
for (i = 0; i < model.numframes; i++) {
Qwrite (modelouthandle, &frames[curframe].type,
sizeof (frames[curframe].type));
if (frames[curframe].type == ALIAS_SINGLE) {
// single (non-grouped) frame
WriteFrame (modelouthandle, curframe);
curframe++;
} else {
int j, numframes, groupframe;
float totinterval;
groupframe = curframe;
curframe++;
numframes = frames[groupframe].numgroupframes;
// set and write the group header
WriteGroupBBox (modelouthandle, numframes, curframe);
// write the interval array
totinterval = 0.0;
for (j = 0; j < numframes; j++) {
daliasinterval_t temp;
totinterval += frames[groupframe+1+j].interval;
temp.interval = LittleFloat (totinterval);
Qwrite (modelouthandle, &temp, sizeof(temp));
}
for (j = 0; j < numframes; j++) {
WriteFrame (modelouthandle, curframe);
curframe++;
}
}
}
}
void
WriteModel (void)
{
QFile *modelouthandle;
// write the model output file
if (!framecount) {
printf ("no frames grabbed, no file generated\n");
return;
}
if (!skincount)
Error ("frames with no skins\n");
StripExtension (outname);
strcat (outname, ".mdl");
printf ("---------------------\n");
printf ("writing %s:\n", outname);
modelouthandle = Qopen (outname, "wb");
WriteModelFile (modelouthandle);
printf ("%4d frame(s)\n", model.numframes);
printf ("%4d ungrouped frame(s), including group headers\n", framecount);
printf ("%4d skin(s)\n", model.numskins);
printf ("%4d degenerate triangles(s) removed\n", degeneratetris);
printf ("%4d triangles emitted\n", model.numtris - degeneratetris);
printf ("pixels per triangle %f\n", averagesize);
printf ("file size: %d\n", (int) Qtell (modelouthandle));
printf ("---------------------\n");
Qclose (modelouthandle);
ClearModel ();
}
/*
============
SetSkinValues
Called for the base frame
============
*/
void
SetSkinValues (void)
{
float basex, basey, v;
int width, height, iwidth, iheight, skinwidth, i;
for (i = 0; i < 3; i++) {
mins[i] = 9999999;
maxs[i] = -9999999;
}
for (i = 0; i < model.numverts; i++) {
int j;
stverts[i].onseam = 0;
for (j = 0; j < 3; j++) {
v = baseverts[i][j];
if (v < mins[j])
mins[j] = v;
if (v > maxs[j])
maxs[j] = v;
}
}
for (i = 0; i < 3; i++) {
mins[i] = floor(mins[i]);
maxs[i] = ceil(maxs[i]);
}
width = maxs[0] - mins[0];
height = maxs[2] - mins[2];
printf ("width: %i height: %i\n", width, height);
scale = 8;
if (width*scale >= 150)
scale = 150.0 / width;
if (height*scale >= 190)
scale = 190.0 / height;
iwidth = ceil(width*scale) + 4;
iheight = ceil(height*scale) + 4;
printf ("scale: %f\n", scale);
printf ("iwidth: %i iheight: %i\n", iwidth, iheight);
// determine which side of each triangle to map the texture to
for (i = 0; i < model.numtris; i++) {
int j;
vec3_t vtemp1, vtemp2, normal;
VectorSubtract (baseverts[triangles[i].vertindex[0]],
baseverts[triangles[i].vertindex[1]],
vtemp1);
VectorSubtract (baseverts[triangles[i].vertindex[2]],
baseverts[triangles[i].vertindex[1]],
vtemp2);
CrossProduct (vtemp1, vtemp2, normal);
if (normal[1] > 0) {
basex = iwidth + 2;
triangles[i].facesfront = 0;
} else {
basex = 2;
triangles[i].facesfront = 1;
}
basey = 2;
for (j = 0; j < 3; j++) {
float *pbasevert;
stvert_t *pstvert;
pbasevert = baseverts[triangles[i].vertindex[j]];
pstvert = &stverts[triangles[i].vertindex[j]];
if (triangles[i].facesfront) {
pstvert->onseam |= 1;
} else {
pstvert->onseam |= 2;
}
if ((triangles[i].facesfront) || ((pstvert->onseam & 1) == 0)) {
// we want the front s value for seam vertices
pstvert->s = ((pbasevert[0] - mins[0]) * scale + basex) + 0.5;
pstvert->t = ((maxs[2] - pbasevert[2]) * scale + basey) + 0.5;
}
}
}
// make the width a multiple of 4; some hardware requires this, and it ensures
// dword alignment for each scan
skinwidth = iwidth*2;
model.skinwidth = (skinwidth + 3) & ~3;
model.skinheight = iheight;
printf ("skin width: %i (unpadded width %i) skin height: %i\n",
model.skinwidth, skinwidth, model.skinheight);
}
void
Cmd_Base (void)
{
triangle_t *ptri;
int time1, i, j, k;
GetToken (false);
strcpy (qbasename, token);
sprintf (file1, "%s/%s.tri", cdpartial, token);
ExpandPathAndArchive (file1);
sprintf (file1, "%s/%s.tri", cddir, token);
time1 = FileTime (file1);
if (time1 == -1)
Error ("%s doesn't exist", file1);
// load the base triangles
LoadTriangleList (file1, &ptri, &model.numtris);
printf("NUMBER OF TRIANGLES (including degenerate triangles): %d\n",
model.numtris);
// run through all the base triangles, storing each unique vertex in the base
// vertex list and setting the indirect triangles to point to the base vertices
for (i = 0; i < model.numtris; i++) {
if (_VectorCompare (ptri[i].verts[0], ptri[i].verts[1])
|| _VectorCompare (ptri[i].verts[1], ptri[i].verts[2])
|| _VectorCompare (ptri[i].verts[2], ptri[i].verts[0])) {
degeneratetris++;
degenerate[i] = 1;
} else {
degenerate[i] = 0;
}
for (j = 0; j < 3; j++) {
for (k=0 ; k<model.numverts ; k++)
if (_VectorCompare (ptri[i].verts[j], baseverts[k]))
break; // this vertex is already in the base vertex list
if (k == model.numverts) {
// new vertex
VectorCopy (ptri[i].verts[j], baseverts[model.numverts]);
model.numverts++;
}
triangles[i].vertindex[j] = k;
}
}
printf ("NUMBER OF VERTEXES: %i\n", model.numverts);
// calculate s & t for each vertex, and set the skin width and height
SetSkinValues ();
}
void
Cmd_Skin (void)
{
byte *ppal, *pskinbitmap, *ptemp1, *ptemp2;
int time1, i;
GetToken (false);
strcpy (skinname, token);
sprintf (file1, "%s/%s.lbm", cdpartial, token);
ExpandPathAndArchive (file1);
sprintf (file1, "%s/%s.lbm", cddir, token);
time1 = FileTime (file1);
if (time1 == -1)
Error ("%s not found", file1);
if (TokenAvailable ()) {
GetToken (false);
skins[skincount].interval = atof (token);
if (skins[skincount].interval <= 0.0)
Error ("Non-positive interval");
} else {
skins[skincount].interval = 0.1;
}
// load in the skin .lbm file
LoadLBM (file1, &pskinbitmap, &ppal);
// now copy the part of the texture we care about, since LBMs are always
// loaded as 320x200 bitmaps
skins[skincount].pdata =
malloc (model.skinwidth * model.skinheight);
if (!skins[skincount].pdata)
Error ("couldn't get memory for skin texture");
ptemp1 = skins[skincount].pdata;
ptemp2 = pskinbitmap;
for (i = 0; i < model.skinheight; i++) {
memcpy (ptemp1, ptemp2, model.skinwidth);
ptemp1 += model.skinwidth;
ptemp2 += 320;
}
skincount++;
if (skincount > MAXSKINS)
Error ("Too many skins; increase MAXSKINS");
}
void
GrabFrame (char *frame, int isgroup)
{
int numtris, time1, i, j;
triangle_t *ptri;
trivert_t *ptrivert;
sprintf (file1, "%s/%s.tri", cdpartial, frame);
ExpandPathAndArchive (file1);
sprintf (file1, "%s/%s.tri", cddir, frame);
time1 = FileTime (file1);
if (time1 == -1)
Error ("%s does not exist", file1);
printf ("grabbing %s\n", file1);
frames[framecount].interval = 0.1;
strcpy (frames[framecount].name, frame);
// load the frame
LoadTriangleList (file1, &ptri, &numtris);
if (numtris != model.numtris)
Error ("number of triangles doesn't match\n");
// set the intervals
if (isgroup && TokenAvailable ()) {
GetToken (false);
frames[framecount].interval = atof (token);
if (frames[framecount].interval <= 0.0)
Error ("Non-positive interval %s %f", token,
frames[framecount].interval);
} else {
frames[framecount].interval = 0.1;
}
// allocate storage for the frame's vertices
ptrivert = verts[framecount];
frames[framecount].pdata = ptrivert;
frames[framecount].type = ALIAS_SINGLE;
for (i = 0; i < model.numverts ; i++) {
vnorms[i].numnormals = 0;
}
// store the frame's vertices in the same order as the base. This assumes the
// triangles and vertices in this frame are in exactly the same order as in the
// base
for (i = 0; i < numtris; i++) {
vec3_t vtemp1, vtemp2, normal;
float ftemp;
if (degenerate[i])
continue;
if (firstframe) {
VectorSubtract (ptri[i].verts[0], ptri[i].verts[1], vtemp1);
VectorSubtract (ptri[i].verts[2], ptri[i].verts[1], vtemp2);
VectorScale (vtemp1, scale_up, vtemp1);
VectorScale (vtemp2, scale_up, vtemp2);
CrossProduct (vtemp1, vtemp2, normal);
totsize += sqrt (normal[0] * normal[0] +
normal[1] * normal[1] +
normal[2] * normal[2]) / 2.0;
}
VectorSubtract (ptri[i].verts[0], ptri[i].verts[1], vtemp1);
VectorSubtract (ptri[i].verts[2], ptri[i].verts[1], vtemp2);
CrossProduct (vtemp1, vtemp2, normal);
VectorNormalize (normal);
// rotate the normal so the model faces down the positive x axis
ftemp = normal[0];
normal[0] = -normal[1];
normal[1] = ftemp;
for (j = 0; j < 3; j++) {
int k;
int vertindex;
vertindex = triangles[i].vertindex[j];
// rotate the vertices so the model faces down the positive x axis
// also adjust the vertices to the desired origin
ptrivert[vertindex].v[0] = ((-ptri[i].verts[j][1]) * scale_up) +
adjust[0];
ptrivert[vertindex].v[1] = (ptri[i].verts[j][0] * scale_up) +
adjust[1];
ptrivert[vertindex].v[2] = (ptri[i].verts[j][2] * scale_up) +
adjust[2];
for (k = 0; k < 3; k++) {
if (ptrivert[vertindex].v[k] < framesmins[k])
framesmins[k] = ptrivert[vertindex].v[k];
if (ptrivert[vertindex].v[k] > framesmaxs[k])
framesmaxs[k] = ptrivert[vertindex].v[k];
}
VectorCopy (normal,
vnorms[vertindex].
normals[vnorms[vertindex].numnormals]);
vnorms[vertindex].numnormals++;
}
}
// calculate the vertex normals, match them to the template list, and store the
// index of the best match
for (i = 0; i < model.numverts; i++) {
vec3_t v;
float maxdot;
int maxdotindex, j;
if (vnorms[i].numnormals > 0) {
for (j = 0; j < 3; j++) {
int k;
v[j] = 0;
for (k = 0; k < vnorms[i].numnormals; k++) {
v[j] += vnorms[i].normals[k][j];
}
v[j] /= vnorms[i].numnormals;
}
} else {
Error ("Vertex with no non-degenerate triangles attached");
}
VectorNormalize (v);
maxdot = -999999.0;
maxdotindex = -1;
for (j = 0; j < NUMVERTEXNORMALS; j++) {
float dot;
dot = DotProduct (v, avertexnormals[j]);
if (dot > maxdot) {
maxdot = dot;
maxdotindex = j;
}
}
ptrivert[i].lightnormalindex = maxdotindex;
}
framecount++;
if (framecount >= MAXFRAMES)
Error ("Too many frames; increase MAXFRAMES");
free (ptri);
firstframe = 0;
}
void
Cmd_Frame (int isgroup)
{
while (TokenAvailable ()) {
GetToken (false);
GrabFrame (token, isgroup);
if (!isgroup)
model.numframes++;
}
}
void
Cmd_SkinGroupStart (void)
{
int groupskin;
groupskin = skincount++;
if (skincount >= MAXFRAMES)
Error ("Too many skins; increase MAXSKINS");
skins[groupskin].type = ALIAS_SKIN_GROUP;
skins[groupskin].numgroupskins = 0;
while (1) {
GetToken (true);
if (endofscript)
Error ("End of file during group");
if (!strcmp (token, "$skin")) {
Cmd_Skin ();
skins[groupskin].numgroupskins++;
} else if (!strcmp (token, "$skingroupend")) {
break;
} else {
Error ("$skin or $skingroupend expected\n");
}
}
if (skins[groupskin].numgroupskins == 0)
Error ("Empty group\n");
}
void
Cmd_FrameGroupStart (void)
{
int groupframe;
groupframe = framecount++;
if (framecount >= MAXFRAMES)
Error ("Too many frames; increase MAXFRAMES");
frames[groupframe].type = ALIAS_GROUP;
frames[groupframe].numgroupframes = 0;
while (1) {
GetToken (true);
if (endofscript)
Error ("End of file during group");
if (!strcmp (token, "$frame")) {
Cmd_Frame (1);
} else if (!strcmp (token, "$framegroupend")) {
break;
} else {
Error ("$frame or $framegroupend expected\n");
}
}
frames[groupframe].numgroupframes += framecount - groupframe - 1;
if (frames[groupframe].numgroupframes == 0)
Error ("Empty group\n");
}
void
Cmd_Origin (void)
{
// rotate points into frame of reference so model points down the positive x
// axis
GetToken (false);
adjust[1] = -atof (token);
GetToken (false);
adjust[0] = atof (token);
GetToken (false);
adjust[2] = -atof (token);
}
void
Cmd_Eyeposition (void)
{
// rotate points into frame of reference so model points down the positive x
// axis
GetToken (false);
model.eyeposition[1] = atof (token);
GetToken (false);
model.eyeposition[0] = -atof (token);
GetToken (false);
model.eyeposition[2] = atof (token);
}
void
Cmd_ScaleUp (void)
{
GetToken (false);
scale_up = atof (token);
}
void
Cmd_Flags (void)
{
GetToken (false);
model.flags = atoi (token);
}
void
Cmd_Modelname (void)
{
WriteModel ();
GetToken (false);
strcpy (outname, token);
}
void
ParseScript (void)
{
while (1) {
do { // look for a line starting with a $ command
GetToken (true);
if (endofscript)
return;
if (token[0] == '$')
break;
while (TokenAvailable())
GetToken (false);
} while (1);
if (!strcmp (token, "$modelname")) {
Cmd_Modelname ();
} else if (!strcmp (token, "$base")) {
Cmd_Base ();
} else if (!strcmp (token, "$cd")) {
if (cdset)
Error ("Two $cd in one model");
cdset = true;
GetToken (false);
strcpy (cdpartial, token);
strcpy (cddir, ExpandPath(token));
} else if (!strcmp (token, "$sync")) {
model.synctype = ST_SYNC;
} else if (!strcmp (token, "$origin")) {
Cmd_Origin ();
} else if (!strcmp (token, "$eyeposition")) {
Cmd_Eyeposition ();
} else if (!strcmp (token, "$scale")) {
Cmd_ScaleUp ();
} else if (!strcmp (token, "$flags")) {
Cmd_Flags ();
} else if (!strcmp (token, "$frame")) {
Cmd_Frame (0);
} else if (!strcmp (token, "$skin")) {
Cmd_Skin ();
model.numskins++;
} else if (!strcmp (token, "$framegroupstart")) {
Cmd_FrameGroupStart ();
model.numframes++;
} else if (!strcmp (token, "$skingroupstart")) {
Cmd_SkinGroupStart ();
model.numskins++;
} else {
Error ("bad command %s\n", token);
}
}
}
int
main (int argc, char **argv)
{
int i;
char path[1024];
if (argc != 2 && argc != 4)
Error ("usage: modelgen [-archive directory] file.qc");
if (!strcmp(argv[1], "-archive")) {
archive = true;
strcpy (archivedir, argv[2]);
printf ("Archiving source to: %s\n", archivedir);
i = 3;
} else
i = 1;
// load the script
strcpy (path, argv[i]);
DefaultExtension (path, ".qc");
SetQdirFromPath (path);
LoadScriptFile (path);
// parse it
memset (&model, 0, sizeof (model));
for (i = 0; i < 3; i++) {
framesmins[i] = 9999999;
framesmaxs[i] = -9999999;
}
ClearModel ();
strcpy (outname, argv[1]);
ParseScript ();
WriteModel ();
return 0;
}
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