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78 lines
No EOL
2.3 KiB
C
78 lines
No EOL
2.3 KiB
C
/*
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===========================================================================
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Copyright (C) 2012 su44
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This file is part of md5_2_skX source code.
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md5_2_skX source code is free software; you can redistribute it
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and/or modify it under the terms of the GNU General Public License as
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published by the Free Software Foundation; either version 2 of the License,
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or (at your option) any later version.
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md5_2_skX source code is distributed in the hope that it will be
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useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with md5_2_skX source code; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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===========================================================================
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*/
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// writeobj.c - Wavefront Obj exporting, not really needed,
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// but used by me to debug absolute vertex positions in skeletal models
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#include "md5_2_skX.h"
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void WriteOBJ(const char *outFName, tModel_t *m, bone_t *bones) {
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FILE *out;
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int numVerts;
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int i, j;
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tSurf_t *sf;
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tTri_t *t;
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tVert_t *v;
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// calculate absolute vertex positions
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CalcModelXYZVerticesForBones(m,bones);
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T_Printf("Writing Wavefront obj file %s...\n",outFName);
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out = F_Open(outFName,"w");
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sf = m->surfs;
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for(i = 0; i < m->numSurfaces; i++, sf++) {
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v = sf->verts;
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for(j = 0; j < sf->numVerts; j++, v++) {
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fprintf(out,"v %f %f %f\n",v->absXYZ[0],v->absXYZ[1],v->absXYZ[2]);
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fprintf(out,"vt %f %f\n",v->texCoords[0],v->texCoords[1]);
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}
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}
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numVerts = 1; // 1, because in obj indexes start at 1, not 0
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sf = m->surfs;
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for(i = 0; i < m->numSurfaces; i++, sf++) {
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fprintf(out,"usemtl %s\n",sf->name);
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t = sf->tris;
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for(j = 0; j < sf->numTris; j++, t++) {
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fprintf(out,"f %i %i %i\n",numVerts + t->indexes[2],numVerts + t->indexes[1],numVerts + t->indexes[0]);
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}
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numVerts += sf->numVerts;
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}
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fclose(out);
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T_Printf("Wrote %s.\n",outFName);
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}
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void WriteOBJ_FromBaseFrame(const char *outFName, tModel_t *m) {
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WriteOBJ(outFName,m,m->baseFrame);
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}
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void WriteOBJ_FromAnim(const char *outFName, tModel_t *m, tAnim_t *a) {
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bone_t *bones;
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bones = setupMD5AnimBones(a,0);
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md5AnimateBones(m,bones);
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WriteOBJ(outFName,m,bones);
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} |