mirror of
https://github.com/UberGames/GtkRadiant.git
synced 2024-11-29 15:11:54 +00:00
1152 lines
23 KiB
C
1152 lines
23 KiB
C
/*
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===========================================================================
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Copyright (C) 1997-2006 Id Software, Inc.
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This file is part of Quake 2 Tools source code.
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Quake 2 Tools 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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Quake 2 Tools 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 Quake 2 Tools 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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#include "qdata.h"
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//=================================================================
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typedef struct
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{
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int numnormals;
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vec3_t normalsum;
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} vertexnormals_t;
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typedef struct
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{
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vec3_t v;
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int lightnormalindex;
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} trivert_t;
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typedef struct
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{
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vec3_t mins, maxs;
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char name[16];
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trivert_t v[MAX_VERTS];
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} frame_t;
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//================================================================
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frame_t g_frames[MAX_FRAMES];
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dmdl_t model;
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float scale_up; // set by $scale
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vec3_t adjust; // set by $origin
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int g_fixedwidth, g_fixedheight; // set by $skinsize
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//
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// base frame info
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//
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vec3_t base_xyz[MAX_VERTS];
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dstvert_t base_st[MAX_VERTS];
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dtriangle_t triangles[MAX_TRIANGLES];
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int triangle_st[MAX_TRIANGLES][3][2];
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// the command list holds counts, s/t values, and xyz indexes
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// that are valid for every frame
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int commands[16384];
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int numcommands;
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int numglverts;
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int used[MAX_TRIANGLES];
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char g_skins[MAX_MD2SKINS][64];
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char cdarchive[1024];
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char cdpartial[1024];
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char cddir[1024];
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char modelname[64]; // empty unless $modelname issued (players)
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#define NUMVERTEXNORMALS 162
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float avertexnormals[NUMVERTEXNORMALS][3] = {
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#include "anorms.h"
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};
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FILE *headerouthandle = NULL;
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//==============================================================
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/*
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===============
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ClearModel
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===============
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*/
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void ClearModel (void)
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{
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memset (&model, 0, sizeof(model));
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modelname[0] = 0;
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scale_up = 1.0;
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VectorCopy (vec3_origin, adjust);
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g_fixedwidth = g_fixedheight = 0;
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g_skipmodel = false;
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}
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void H_printf(char *fmt, ...)
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{
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va_list argptr;
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char name[1024];
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if (!headerouthandle)
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{
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sprintf (name, "%s/tris.h", cddir);
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headerouthandle = SafeOpenWrite (name);
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fprintf(headerouthandle, "// %s\n\n", cddir);
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fprintf(headerouthandle, "// This file generated by qdata - Do NOT Modify\n\n");
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}
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va_start (argptr, fmt);
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vfprintf (headerouthandle, fmt, argptr);
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va_end (argptr);
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}
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/*
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============
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WriteModelFile
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============
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*/
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void WriteModelFile (FILE *modelouthandle)
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{
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int i;
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dmdl_t modeltemp;
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int j, k;
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frame_t *in;
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daliasframe_t *out;
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byte buffer[MAX_VERTS*4+128];
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float v;
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int c_on, c_off;
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model.ident = IDALIASHEADER;
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model.version = ALIAS_VERSION;
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model.framesize = (int)&((daliasframe_t *)0)->verts[model.num_xyz];
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model.num_glcmds = numcommands;
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model.ofs_skins = sizeof(dmdl_t);
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model.ofs_st = model.ofs_skins + model.num_skins * MAX_SKINNAME;
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model.ofs_tris = model.ofs_st + model.num_st*sizeof(dstvert_t);
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model.ofs_frames = model.ofs_tris + model.num_tris*sizeof(dtriangle_t);
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model.ofs_glcmds = model.ofs_frames + model.num_frames*model.framesize;
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model.ofs_end = model.ofs_glcmds + model.num_glcmds*4;
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//
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// write out the model header
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//
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for (i=0 ; i<sizeof(dmdl_t)/4 ; i++)
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((int *)&modeltemp)[i] = LittleLong (((int *)&model)[i]);
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SafeWrite (modelouthandle, &modeltemp, sizeof(modeltemp));
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//
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// write out the skin names
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//
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SafeWrite (modelouthandle, g_skins, model.num_skins * MAX_SKINNAME);
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//
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// write out the texture coordinates
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//
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c_on = c_off = 0;
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for (i=0 ; i<model.num_st ; i++)
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{
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base_st[i].s = LittleShort (base_st[i].s);
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base_st[i].t = LittleShort (base_st[i].t);
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}
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SafeWrite (modelouthandle, base_st, model.num_st * sizeof(base_st[0]));
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//
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// write out the triangles
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//
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for (i=0 ; i<model.num_tris ; i++)
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{
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int j;
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dtriangle_t tri;
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for (j=0 ; j<3 ; j++)
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{
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tri.index_xyz[j] = LittleShort (triangles[i].index_xyz[j]);
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tri.index_st[j] = LittleShort (triangles[i].index_st[j]);
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}
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SafeWrite (modelouthandle, &tri, sizeof(tri));
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}
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//
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// write out the frames
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//
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for (i=0 ; i<model.num_frames ; i++)
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{
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in = &g_frames[i];
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out = (daliasframe_t *)buffer;
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strcpy (out->name, in->name);
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for (j=0 ; j<3 ; j++)
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{
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out->scale[j] = (in->maxs[j] - in->mins[j])/255;
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out->translate[j] = in->mins[j];
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}
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for (j=0 ; j<model.num_xyz ; j++)
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{
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// all of these are byte values, so no need to deal with endianness
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out->verts[j].lightnormalindex = in->v[j].lightnormalindex;
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for (k=0 ; k<3 ; k++)
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{
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// scale to byte values & min/max check
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v = Q_rint ( (in->v[j].v[k] - out->translate[k]) / out->scale[k] );
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// clamp, so rounding doesn't wrap from 255.6 to 0
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if (v > 255.0)
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v = 255.0;
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if (v < 0)
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v = 0;
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out->verts[j].v[k] = v;
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}
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}
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for (j=0 ; j<3 ; j++)
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{
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out->scale[j] = LittleFloat (out->scale[j]);
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out->translate[j] = LittleFloat (out->translate[j]);
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}
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SafeWrite (modelouthandle, out, model.framesize);
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}
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//
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// write out glcmds
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//
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SafeWrite (modelouthandle, commands, numcommands*4);
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}
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/*
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===============
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FinishModel
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===============
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*/
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void FinishModel (void)
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{
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FILE *modelouthandle;
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int i;
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char name[1024];
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if (!model.num_frames)
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return;
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//
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// copy to release directory tree if doing a release build
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//
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if (g_release)
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{
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if (modelname[0])
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sprintf (name, "%s", modelname);
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else
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sprintf (name, "%s/tris.md2", cdpartial);
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ReleaseFile (name);
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for (i=0 ; i<model.num_skins ; i++)
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{
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ReleaseFile (g_skins[i]);
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}
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model.num_frames = 0;
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return;
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}
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//
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// write the model output file
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//
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if (modelname[0])
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sprintf (name, "%s%s", gamedir, modelname);
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else
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sprintf (name, "%s/tris.md2", cddir);
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printf ("saving to %s\n", name);
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CreatePath (name);
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modelouthandle = SafeOpenWrite (name);
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WriteModelFile (modelouthandle);
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printf ("%3dx%3d skin\n", model.skinwidth, model.skinheight);
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printf ("%4d vertexes\n", model.num_xyz);
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printf ("%4d triangles\n", model.num_tris);
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printf ("%4d frame\n", model.num_frames);
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printf ("%4d glverts\n", numglverts);
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printf ("%4d glcmd\n", model.num_glcmds);
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printf ("%4d skins\n", model.num_skins);
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printf ("file size: %d\n", (int)ftell (modelouthandle) );
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printf ("---------------------\n");
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fclose (modelouthandle);
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// finish writing header file
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H_printf("\n");
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// scale_up is usefull to allow step distances to be adjusted
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H_printf("#define MODEL_SCALE\t\t%f\n", scale_up);
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fclose (headerouthandle);
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headerouthandle = NULL;
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}
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/*
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=================================================================
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ALIAS MODEL DISPLAY LIST GENERATION
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=================================================================
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*/
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int strip_xyz[128];
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int strip_st[128];
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int strip_tris[128];
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int stripcount;
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/*
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================
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StripLength
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================
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*/
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int StripLength (int starttri, int startv)
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{
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int m1, m2;
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int st1, st2;
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int j;
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dtriangle_t *last, *check;
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int k;
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used[starttri] = 2;
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last = &triangles[starttri];
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strip_xyz[0] = last->index_xyz[(startv)%3];
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strip_xyz[1] = last->index_xyz[(startv+1)%3];
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strip_xyz[2] = last->index_xyz[(startv+2)%3];
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strip_st[0] = last->index_st[(startv)%3];
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strip_st[1] = last->index_st[(startv+1)%3];
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strip_st[2] = last->index_st[(startv+2)%3];
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strip_tris[0] = starttri;
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stripcount = 1;
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m1 = last->index_xyz[(startv+2)%3];
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st1 = last->index_st[(startv+2)%3];
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m2 = last->index_xyz[(startv+1)%3];
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st2 = last->index_st[(startv+1)%3];
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// look for a matching triangle
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nexttri:
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for (j=starttri+1, check=&triangles[starttri+1]
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; j<model.num_tris ; j++, check++)
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{
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for (k=0 ; k<3 ; k++)
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{
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if (check->index_xyz[k] != m1)
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continue;
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if (check->index_st[k] != st1)
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continue;
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if (check->index_xyz[ (k+1)%3 ] != m2)
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continue;
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if (check->index_st[ (k+1)%3 ] != st2)
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continue;
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// this is the next part of the fan
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// if we can't use this triangle, this tristrip is done
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if (used[j])
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goto done;
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// the new edge
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if (stripcount & 1)
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{
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m2 = check->index_xyz[ (k+2)%3 ];
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st2 = check->index_st[ (k+2)%3 ];
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}
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else
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{
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m1 = check->index_xyz[ (k+2)%3 ];
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st1 = check->index_st[ (k+2)%3 ];
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}
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strip_xyz[stripcount+2] = check->index_xyz[ (k+2)%3 ];
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strip_st[stripcount+2] = check->index_st[ (k+2)%3 ];
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strip_tris[stripcount] = j;
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stripcount++;
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used[j] = 2;
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goto nexttri;
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}
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}
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done:
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// clear the temp used flags
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for (j=starttri+1 ; j<model.num_tris ; j++)
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if (used[j] == 2)
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used[j] = 0;
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return stripcount;
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}
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/*
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===========
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FanLength
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===========
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*/
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int FanLength (int starttri, int startv)
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{
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int m1, m2;
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int st1, st2;
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int j;
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dtriangle_t *last, *check;
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int k;
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used[starttri] = 2;
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last = &triangles[starttri];
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strip_xyz[0] = last->index_xyz[(startv)%3];
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strip_xyz[1] = last->index_xyz[(startv+1)%3];
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strip_xyz[2] = last->index_xyz[(startv+2)%3];
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strip_st[0] = last->index_st[(startv)%3];
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strip_st[1] = last->index_st[(startv+1)%3];
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strip_st[2] = last->index_st[(startv+2)%3];
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strip_tris[0] = starttri;
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stripcount = 1;
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m1 = last->index_xyz[(startv+0)%3];
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st1 = last->index_st[(startv+0)%3];
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m2 = last->index_xyz[(startv+2)%3];
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st2 = last->index_st[(startv+2)%3];
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// look for a matching triangle
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nexttri:
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for (j=starttri+1, check=&triangles[starttri+1]
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; j<model.num_tris ; j++, check++)
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{
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for (k=0 ; k<3 ; k++)
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{
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if (check->index_xyz[k] != m1)
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continue;
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if (check->index_st[k] != st1)
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continue;
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if (check->index_xyz[ (k+1)%3 ] != m2)
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continue;
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if (check->index_st[ (k+1)%3 ] != st2)
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continue;
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// this is the next part of the fan
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// if we can't use this triangle, this tristrip is done
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if (used[j])
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goto done;
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// the new edge
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m2 = check->index_xyz[ (k+2)%3 ];
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st2 = check->index_st[ (k+2)%3 ];
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strip_xyz[stripcount+2] = m2;
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strip_st[stripcount+2] = st2;
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strip_tris[stripcount] = j;
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stripcount++;
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used[j] = 2;
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goto nexttri;
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}
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}
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done:
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// clear the temp used flags
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for (j=starttri+1 ; j<model.num_tris ; j++)
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if (used[j] == 2)
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used[j] = 0;
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return stripcount;
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}
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/*
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================
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BuildGlCmds
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Generate a list of trifans or strips
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for the model, which holds for all frames
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================
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*/
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void BuildGlCmds (void)
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{
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int i, j, k;
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int startv;
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float s, t;
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int len, bestlen, besttype;
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int best_xyz[1024];
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int best_st[1024];
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int best_tris[1024];
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int type;
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//
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// build tristrips
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//
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numcommands = 0;
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numglverts = 0;
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memset (used, 0, sizeof(used));
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for (i=0 ; i<model.num_tris ; i++)
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{
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// pick an unused triangle and start the trifan
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if (used[i])
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continue;
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bestlen = 0;
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for (type = 0 ; type < 2 ; type++)
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// type = 1;
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{
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for (startv =0 ; startv < 3 ; startv++)
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{
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if (type == 1)
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len = StripLength (i, startv);
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else
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len = FanLength (i, startv);
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if (len > bestlen)
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{
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besttype = type;
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bestlen = len;
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for (j=0 ; j<bestlen+2 ; j++)
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{
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best_st[j] = strip_st[j];
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best_xyz[j] = strip_xyz[j];
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}
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for (j=0 ; j<bestlen ; j++)
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best_tris[j] = strip_tris[j];
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}
|
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}
|
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}
|
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|
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// mark the tris on the best strip/fan as used
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for (j=0 ; j<bestlen ; j++)
|
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used[best_tris[j]] = 1;
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|
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if (besttype == 1)
|
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commands[numcommands++] = (bestlen+2);
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else
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commands[numcommands++] = -(bestlen+2);
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|
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numglverts += bestlen+2;
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|
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for (j=0 ; j<bestlen+2 ; j++)
|
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{
|
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// emit a vertex into the reorder buffer
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|
k = best_st[j];
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|
|
|
// emit s/t coords into the commands stream
|
|
s = base_st[k].s;
|
|
t = base_st[k].t;
|
|
|
|
s = (s + 0.5) / model.skinwidth;
|
|
t = (t + 0.5) / model.skinheight;
|
|
|
|
*(float *)&commands[numcommands++] = s;
|
|
*(float *)&commands[numcommands++] = t;
|
|
*(int *)&commands[numcommands++] = best_xyz[j];
|
|
}
|
|
}
|
|
|
|
commands[numcommands++] = 0; // end of list marker
|
|
}
|
|
|
|
|
|
/*
|
|
===============================================================
|
|
|
|
BASE FRAME SETUP
|
|
|
|
===============================================================
|
|
*/
|
|
|
|
/*
|
|
============
|
|
BuildST
|
|
|
|
Builds the triangle_st array for the base frame and
|
|
model.skinwidth / model.skinheight
|
|
|
|
FIXME: allow this to be loaded from a file for
|
|
arbitrary mappings
|
|
============
|
|
*/
|
|
void BuildST (triangle_t *ptri, int numtri)
|
|
{
|
|
int i, j;
|
|
int width, height, iwidth, iheight, swidth;
|
|
float basex, basey;
|
|
float s_scale, t_scale;
|
|
float scale;
|
|
vec3_t mins, maxs;
|
|
float *pbasevert;
|
|
vec3_t vtemp1, vtemp2, normal;
|
|
|
|
//
|
|
// find bounds of all the verts on the base frame
|
|
//
|
|
ClearBounds (mins, maxs);
|
|
|
|
for (i=0 ; i<numtri ; i++)
|
|
for (j=0 ; j<3 ; j++)
|
|
AddPointToBounds (ptri[i].verts[j], mins, maxs);
|
|
|
|
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];
|
|
|
|
if (!g_fixedwidth)
|
|
{ // old style
|
|
scale = 8;
|
|
if (width*scale >= 150)
|
|
scale = 150.0 / width;
|
|
if (height*scale >= 190)
|
|
scale = 190.0 / height;
|
|
|
|
s_scale = t_scale = scale;
|
|
|
|
iwidth = ceil(width*s_scale);
|
|
iheight = ceil(height*t_scale);
|
|
|
|
iwidth += 4;
|
|
iheight += 4;
|
|
}
|
|
else
|
|
{ // new style
|
|
iwidth = g_fixedwidth / 2;
|
|
iheight = g_fixedheight;
|
|
|
|
s_scale = (float)(iwidth-4) / width;
|
|
t_scale = (float)(iheight-4) / height;
|
|
}
|
|
|
|
//
|
|
// determine which side of each triangle to map the texture to
|
|
//
|
|
for (i=0 ; i<numtri ; i++)
|
|
{
|
|
VectorSubtract (ptri[i].verts[0], ptri[i].verts[1], vtemp1);
|
|
VectorSubtract (ptri[i].verts[2], ptri[i].verts[1], vtemp2);
|
|
CrossProduct (vtemp1, vtemp2, normal);
|
|
|
|
if (normal[1] > 0)
|
|
{
|
|
basex = iwidth + 2;
|
|
}
|
|
else
|
|
{
|
|
basex = 2;
|
|
}
|
|
basey = 2;
|
|
|
|
for (j=0 ; j<3 ; j++)
|
|
{
|
|
pbasevert = ptri[i].verts[j];
|
|
|
|
triangle_st[i][j][0] = Q_rint((pbasevert[0] - mins[0]) * s_scale + basex);
|
|
triangle_st[i][j][1] = Q_rint((maxs[2] - pbasevert[2]) * t_scale + basey);
|
|
}
|
|
}
|
|
|
|
// make the width a multiple of 4; some hardware requires this, and it ensures
|
|
// dword alignment for each scan
|
|
swidth = iwidth*2;
|
|
model.skinwidth = (swidth + 3) & ~3;
|
|
model.skinheight = iheight;
|
|
}
|
|
|
|
|
|
/*
|
|
=================
|
|
Cmd_Base
|
|
=================
|
|
*/
|
|
void Cmd_Base (void)
|
|
{
|
|
triangle_t *ptri;
|
|
int i, j, k;
|
|
int time1;
|
|
char file1[1024];
|
|
|
|
GetToken (false);
|
|
|
|
if (g_skipmodel || g_release || g_archive)
|
|
return;
|
|
|
|
printf ("---------------------\n");
|
|
sprintf (file1, "%s/%s.%s", cdarchive, token, trifileext);
|
|
printf ("%s\n", file1);
|
|
|
|
ExpandPathAndArchive (file1);
|
|
|
|
sprintf (file1, "%s/%s.%s", cddir, token, trifileext);
|
|
|
|
time1 = FileTime (file1);
|
|
if (time1 == -1)
|
|
Error ("%s doesn't exist", file1);
|
|
|
|
//
|
|
// load the base triangles
|
|
//
|
|
if (do3ds)
|
|
Load3DSTriangleList (file1, &ptri, &model.num_tris);
|
|
else
|
|
LoadTriangleList (file1, &ptri, &model.num_tris);
|
|
|
|
//
|
|
// get the ST values
|
|
//
|
|
BuildST (ptri, model.num_tris);
|
|
|
|
//
|
|
// 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.num_tris ; i++)
|
|
{
|
|
for (j=0 ; j<3 ; j++)
|
|
{
|
|
// get the xyz index
|
|
for (k=0 ; k<model.num_xyz ; k++)
|
|
if (VectorCompare (ptri[i].verts[j], base_xyz[k]))
|
|
break; // this vertex is already in the base vertex list
|
|
|
|
if (k == model.num_xyz)
|
|
{ // new index
|
|
VectorCopy (ptri[i].verts[j], base_xyz[model.num_xyz]);
|
|
model.num_xyz++;
|
|
}
|
|
|
|
triangles[i].index_xyz[j] = k;
|
|
|
|
// get the st index
|
|
for (k=0 ; k<model.num_st ; k++)
|
|
if (triangle_st[i][j][0] == base_st[k].s
|
|
&& triangle_st[i][j][1] == base_st[k].t)
|
|
break; // this vertex is already in the base vertex list
|
|
|
|
if (k == model.num_st)
|
|
{ // new index
|
|
base_st[model.num_st].s = triangle_st[i][j][0];
|
|
base_st[model.num_st].t = triangle_st[i][j][1];
|
|
model.num_st++;
|
|
}
|
|
|
|
triangles[i].index_st[j] = k;
|
|
}
|
|
}
|
|
|
|
// build triangle strips / fans
|
|
BuildGlCmds ();
|
|
}
|
|
|
|
//===============================================================
|
|
|
|
char *FindFrameFile (char *frame)
|
|
{
|
|
int time1;
|
|
char file1[1024];
|
|
static char retname[1024];
|
|
char base[32];
|
|
char suffix[32];
|
|
char *s;
|
|
|
|
if (strstr (frame, "."))
|
|
return frame; // allready in dot format
|
|
|
|
// split 'run1' into 'run' and '1'
|
|
s = frame + strlen(frame)-1;
|
|
|
|
while (s != frame && *s >= '0' && *s <= '9')
|
|
s--;
|
|
|
|
strcpy (suffix, s+1);
|
|
strcpy (base, frame);
|
|
base[s-frame+1] = 0;
|
|
|
|
// check for 'run1.tri'
|
|
sprintf (file1, "%s/%s%s.%s",cddir, base, suffix, trifileext);
|
|
time1 = FileTime (file1);
|
|
if (time1 != -1)
|
|
{
|
|
sprintf (retname, "%s%s.%s", base, suffix, trifileext);
|
|
return retname;
|
|
}
|
|
|
|
// check for 'run.1'
|
|
sprintf (file1, "%s/%s.%s",cddir, base, suffix);
|
|
time1 = FileTime (file1);
|
|
if (time1 != -1)
|
|
{
|
|
sprintf (retname, "%s.%s", base, suffix);
|
|
return retname;
|
|
}
|
|
|
|
Error ("frame %s could not be found",frame);
|
|
return NULL;
|
|
}
|
|
|
|
/*
|
|
===============
|
|
GrabFrame
|
|
===============
|
|
*/
|
|
void GrabFrame (char *frame)
|
|
{
|
|
triangle_t *ptri;
|
|
int i, j;
|
|
trivert_t *ptrivert;
|
|
int num_tris;
|
|
char file1[1024];
|
|
frame_t *fr;
|
|
vertexnormals_t vnorms[MAX_VERTS];
|
|
int index_xyz;
|
|
char *framefile;
|
|
|
|
// the frame 'run1' will be looked for as either
|
|
// run.1 or run1.tri, so the new alias sequence save
|
|
// feature an be used
|
|
framefile = FindFrameFile (frame);
|
|
|
|
sprintf (file1, "%s/%s", cdarchive, framefile);
|
|
ExpandPathAndArchive (file1);
|
|
|
|
sprintf (file1, "%s/%s",cddir, framefile);
|
|
|
|
printf ("grabbing %s\n", file1);
|
|
|
|
if (model.num_frames >= MAX_FRAMES)
|
|
Error ("model.num_frames >= MAX_FRAMES");
|
|
fr = &g_frames[model.num_frames];
|
|
model.num_frames++;
|
|
|
|
strcpy (fr->name, frame);
|
|
|
|
//
|
|
// load the frame
|
|
//
|
|
if (do3ds)
|
|
Load3DSTriangleList (file1, &ptri, &num_tris);
|
|
else
|
|
LoadTriangleList (file1, &ptri, &num_tris);
|
|
|
|
if (num_tris != model.num_tris)
|
|
Error ("%s: number of triangles doesn't match base frame\n", file1);
|
|
|
|
//
|
|
// allocate storage for the frame's vertices
|
|
//
|
|
ptrivert = fr->v;
|
|
|
|
for (i=0 ; i<model.num_xyz ; i++)
|
|
{
|
|
vnorms[i].numnormals = 0;
|
|
VectorClear (vnorms[i].normalsum);
|
|
}
|
|
ClearBounds (fr->mins, fr->maxs);
|
|
|
|
//
|
|
// 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<num_tris ; i++)
|
|
{
|
|
vec3_t vtemp1, vtemp2, normal;
|
|
float ftemp;
|
|
|
|
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, 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++)
|
|
{
|
|
index_xyz = triangles[i].index_xyz[j];
|
|
|
|
// rotate the vertices so the model faces down the positive x axis
|
|
// also adjust the vertices to the desired origin
|
|
ptrivert[index_xyz].v[0] = ((-ptri[i].verts[j][1]) * scale_up) +
|
|
adjust[0];
|
|
ptrivert[index_xyz].v[1] = (ptri[i].verts[j][0] * scale_up) +
|
|
adjust[1];
|
|
ptrivert[index_xyz].v[2] = (ptri[i].verts[j][2] * scale_up) +
|
|
adjust[2];
|
|
|
|
AddPointToBounds (ptrivert[index_xyz].v, fr->mins, fr->maxs);
|
|
|
|
VectorAdd (vnorms[index_xyz].normalsum, normal, vnorms[index_xyz].normalsum);
|
|
vnorms[index_xyz].numnormals++;
|
|
}
|
|
}
|
|
|
|
//
|
|
// calculate the vertex normals, match them to the template list, and store the
|
|
// index of the best match
|
|
//
|
|
for (i=0 ; i<model.num_xyz ; i++)
|
|
{
|
|
int j;
|
|
vec3_t v;
|
|
float maxdot;
|
|
int maxdotindex;
|
|
int c;
|
|
|
|
c = vnorms[i].numnormals;
|
|
if (!c)
|
|
Error ("Vertex with no triangles attached");
|
|
|
|
VectorScale (vnorms[i].normalsum, 1.0/c, v);
|
|
VectorNormalize (v, 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;
|
|
}
|
|
|
|
free (ptri);
|
|
}
|
|
|
|
/*
|
|
===============
|
|
Cmd_Frame
|
|
===============
|
|
*/
|
|
void Cmd_Frame (void)
|
|
{
|
|
while (TokenAvailable())
|
|
{
|
|
GetToken (false);
|
|
if (g_skipmodel)
|
|
continue;
|
|
if (g_release || g_archive)
|
|
{
|
|
model.num_frames = 1; // don't skip the writeout
|
|
continue;
|
|
}
|
|
|
|
H_printf("#define FRAME_%-16s\t%i\n", token, model.num_frames);
|
|
|
|
GrabFrame (token);
|
|
}
|
|
}
|
|
|
|
|
|
/*
|
|
===============
|
|
Cmd_Skin
|
|
|
|
Skins aren't actually stored in the file, only a reference
|
|
is saved out to the header file.
|
|
===============
|
|
*/
|
|
void Cmd_Skin (void)
|
|
{
|
|
byte *palette;
|
|
byte *pixels;
|
|
int width, height;
|
|
byte *cropped;
|
|
int y;
|
|
char name[1024], savename[1024];
|
|
|
|
GetToken (false);
|
|
|
|
if (model.num_skins == MAX_MD2SKINS)
|
|
Error ("model.num_skins == MAX_MD2SKINS");
|
|
|
|
if (g_skipmodel)
|
|
return;
|
|
|
|
sprintf (name, "%s/%s.lbm", cdarchive, token);
|
|
strcpy (name, ExpandPathAndArchive( name ) );
|
|
// sprintf (name, "%s/%s.lbm", cddir, token);
|
|
|
|
if (TokenAvailable())
|
|
{
|
|
GetToken (false);
|
|
sprintf (g_skins[model.num_skins], "%s.pcx", token);
|
|
sprintf (savename, "%s%s.pcx", gamedir, g_skins[model.num_skins]);
|
|
}
|
|
else
|
|
{
|
|
sprintf (savename, "%s/%s.pcx", cddir, token);
|
|
sprintf (g_skins[model.num_skins], "%s/%s.pcx", cdpartial, token);
|
|
}
|
|
|
|
model.num_skins++;
|
|
|
|
if (g_skipmodel || g_release || g_archive)
|
|
return;
|
|
|
|
// load the image
|
|
printf ("loading %s\n", name);
|
|
Load256Image (name, &pixels, &palette, &width, &height);
|
|
RemapZero (pixels, palette, width, height);
|
|
|
|
// crop it to the proper size
|
|
cropped = malloc (model.skinwidth*model.skinheight);
|
|
for (y=0 ; y<model.skinheight ; y++)
|
|
{
|
|
memcpy (cropped+y*model.skinwidth,
|
|
pixels+y*width, model.skinwidth);
|
|
}
|
|
|
|
// save off the new image
|
|
printf ("saving %s\n", savename);
|
|
CreatePath (savename);
|
|
WritePCXfile (savename, cropped, model.skinwidth,
|
|
model.skinheight, palette);
|
|
|
|
free (pixels);
|
|
free (palette);
|
|
free (cropped);
|
|
}
|
|
|
|
|
|
/*
|
|
=================
|
|
Cmd_Origin
|
|
=================
|
|
*/
|
|
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);
|
|
}
|
|
|
|
|
|
/*
|
|
=================
|
|
Cmd_ScaleUp
|
|
=================
|
|
*/
|
|
void Cmd_ScaleUp (void)
|
|
{
|
|
GetToken (false);
|
|
scale_up = atof (token);
|
|
if (g_skipmodel || g_release || g_archive)
|
|
return;
|
|
|
|
printf ("Scale up: %f\n", scale_up);
|
|
}
|
|
|
|
|
|
/*
|
|
=================
|
|
Cmd_Skinsize
|
|
|
|
Set a skin size other than the default
|
|
=================
|
|
*/
|
|
void Cmd_Skinsize (void)
|
|
{
|
|
GetToken (false);
|
|
g_fixedwidth = atoi(token);
|
|
GetToken (false);
|
|
g_fixedheight = atoi(token);
|
|
}
|
|
|
|
/*
|
|
=================
|
|
Cmd_Modelname
|
|
|
|
Gives a different name/location for the file, instead of the cddir
|
|
=================
|
|
*/
|
|
void Cmd_Modelname (void)
|
|
{
|
|
GetToken (false);
|
|
strcpy (modelname, token);
|
|
}
|
|
|
|
/*
|
|
===============
|
|
Cmd_Cd
|
|
===============
|
|
*/
|
|
void Cmd_Cd (void)
|
|
{
|
|
FinishModel ();
|
|
ClearModel ();
|
|
|
|
GetToken (false);
|
|
|
|
// this is a silly mess...
|
|
sprintf (cdpartial, "models/%s", token);
|
|
sprintf (cdarchive, "%smodels/%s", gamedir+strlen(qdir), token);
|
|
sprintf (cddir, "%s%s", gamedir, cdpartial);
|
|
|
|
// if -only was specified and this cd doesn't match,
|
|
// skip the model (you only need to match leading chars,
|
|
// so you could regrab all monsters with -only monsters)
|
|
if (!g_only[0])
|
|
return;
|
|
if (strncmp(token, g_only, strlen(g_only)))
|
|
{
|
|
g_skipmodel = true;
|
|
printf ("skipping %s\n", cdpartial);
|
|
}
|
|
}
|
|
|