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/*
* Interface to cat_model code for partiview.
*
* Stuart Levy, slevy@ncsa.uiuc.edu
* National Center for Supercomputing Applications,
* University of Illinois 2001.
* This file is part of partiview, released under the
* Illinois Open Source License; see the file LICENSE.partiview for details.
#ifdef _WIN32
#include "winjunk.h"
#endif
#include "specks.h"
#include "cat_model.h"
#include "cat_modelutil.h"
#include "findfile.h"
extern "C" {
extern void parti_model_init();
}
void cat_model_render( struct stuff *st, struct mesh *m ) {
/* Load default color, just in case it's needed */
if(st->coloredby == CONSTVAL) {
struct valdesc *vd = &st->vdesc[st->curdata][CONSTVAL];
glColor4f( vd->cmin, vd->cmax, vd->mean, st->alpha );
} else {
glColor4f( 1,1,1,st->alpha );
}
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}
int parti_model_read( struct stuff **stp, int argc, char *argv[], char *fromfname, void * ) {
if(argc < 1 || strcmp(argv[0], "mayaobj"))
return 0;
struct stuff *st = *stp;
int timestep = st->datatime;
struct mesh *m = NewN( struct mesh, 1 );
char *scenename = NULL;
memset(m, 0, sizeof(*m));
m->type = MODEL;
m->style = S_SOLID;
int i;
for(i = 1; i+1 < argc; i += 2) {
if(!strncmp(argv[i], "-time", 3)) {
timestep = atoi(argv[i+1]);
} else if(!strcmp(argv[i], "-static")) {
timestep = -1;
i--;
} else if(!strncmp(argv[i], "-c", 2)) {
sscanf(argv[i+1], "%d", &m->cindex);
} else if(!strcmp(argv[i], "-scene")) {
scenename = argv[i+1];
} else {
break;
}
}
if(i+1 != argc) {
msg("%s: expected [-scene scenename.ma] objmodel.obj", fromfname);
Free(m);
return 1;
}
char *modelfname = findfile( fromfname, argv[i] );
if(modelfname == NULL) {
msg("%s: %s: can't find model file", fromfname, argv[i]);
Free(m);
return 1;
}
char *modelname = argv[i];
int namelen = strlen(modelfname);
if(scenename == NULL) {
scenename = NewA( char, namelen + 7 );
strcpy(scenename, modelfname);
strcpy( strcmp(modelfname+namelen-4, ".obj") == 0
? scenename+namelen-4 : scenename+namelen,
".scene" );
}
m->objrender = cat_model_render;
if( WavObj::readFile( modelname, modelfname, scenename, 1 ) ) {
m->wavobj = WavObj::find( modelname );
}
if(m->wavobj == NULL) {
Free(m);
return 1;
}
if(timestep >= 0) {
if(timestep >= st->ntimes)
specks_timespecksptr( st, st->curdata, timestep );
m->next = st->meshes[st->curdata][timestep];
st->meshes[st->curdata][timestep] = m;
} else {
m->next = st->staticmeshes;
st->staticmeshes = m;
}
return 1;
}
void parti_model_init() {
Model::preinit();
parti_add_reader( parti_model_read, "mayaobj", NULL );
}
#endif /*USE_MODEL*/