mirror of
https://github.com/alliedmodders/hl2sdk.git
synced 2025-09-20 20:46:03 +08:00
Added most recent version of unmodified HL2 SDK for Episode 1 engine
This commit is contained in:
Scott Ehlert
286
utils/studiomdl/objsupport.cpp
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286
utils/studiomdl/objsupport.cpp
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//========= Copyright <20> 1996-2005, Valve Corporation, All rights reserved. ============//
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//
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// Purpose:
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//
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// $NoKeywords: $
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//
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//=============================================================================//
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//
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// studiomdl.c: generates a studio .mdl file from a .qc script
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// models/<scriptname>.mdl.
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//
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#pragma warning( disable : 4244 )
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#pragma warning( disable : 4237 )
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#pragma warning( disable : 4305 )
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#include <stdio.h>
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#include <stdlib.h>
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#include <sys/stat.h>
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#include <math.h>
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#include "cmdlib.h"
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#include "scriplib.h"
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#include "mathlib.h"
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#include "studio.h"
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#include "studiomdl.h"
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//#include "..\..\dlls\activity.h"
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bool IsEnd( char const* pLine );
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int SortAndBalanceBones( int iCount, int iMaxCount, int bones[], float weights[] );
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int AddToVlist( int v, int m, int n, int t, int firstref );
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void DecrementReferenceVlist( int uv, int numverts );
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int faceCompare( const void *elem1, const void *elem2 );
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void UnifyIndices( s_source_t *psource );
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void BuildIndividualMeshes( s_source_t *psource );
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int Load_OBJ( s_source_t *psource )
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{
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char cmd[1024];
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int i, j;
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int material = 0;
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if (!OpenGlobalFile( psource->filename ))
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{
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return 0;
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}
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if( !g_quiet )
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{
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printf ("grabbing %s\n", psource->filename);
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}
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g_iLinecount = 0;
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psource->numbones = 1;
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strcpy( psource->localBone[0].name, "default" );
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psource->localBone[0].parent = -1;
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psource->numframes = 1;
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psource->startframe = 0;
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psource->endframe = 0;
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psource->rawanim[0] = (s_bone_t *)kalloc( 1, sizeof( s_bone_t ) );
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psource->rawanim[0][0].pos.Init();
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psource->rawanim[0][0].rot.Init();
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Build_Reference( psource );
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while (fgets( g_szLine, sizeof( g_szLine ), g_fpInput ) != NULL) {
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g_iLinecount++;
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Vector tmp;
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if (strncmp( g_szLine, "v ", 2 ) == 0)
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{
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i = g_numverts++;
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sscanf( g_szLine, "v %f %f %f", &g_vertex[i].x, &g_vertex[i].y, &g_vertex[i].z );
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g_bone[i].numbones = 1;
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g_bone[i].bone[0] = 0;
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g_bone[i].weight[0] = 1.0;
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}
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else if (strncmp( g_szLine, "vn ", 3 ) == 0)
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{
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i = g_numnormals++;
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sscanf( g_szLine, "vn %f %f %f", &g_normal[i].x, &g_normal[i].y, &g_normal[i].z );
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}
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else if (strncmp( g_szLine, "vt ", 3 ) == 0)
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{
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i = g_numtexcoords++;
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sscanf( g_szLine, "vt %f %f", &g_texcoord[i].x, &g_texcoord[i].y );
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g_texcoord[i].y = 1.0 - g_texcoord[i].y;
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}
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else if (strncmp( g_szLine, "usemtl ", 7 ) == 0)
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{
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sscanf( g_szLine, "usemtl %s", &cmd );
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int texture = lookup_texture( cmd, sizeof( cmd ) );
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psource->texmap[texture] = texture; // hack, make it 1:1
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material = use_texture_as_material( texture );
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}
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else if (strncmp( g_szLine, "f ", 2 ) == 0)
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{
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int v0, n0, t0;
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int v1, n1, t1;
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int v2, n2, t2;
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int v3, n3, t3;
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s_tmpface_t f;
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i = g_numfaces++;
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j = sscanf( g_szLine, "f %d/%d/%d %d/%d/%d %d/%d/%d %d/%d/%d", &v0, &t0, &n0, &v1, &t1, &n1, &v2, &t2, &n2, &v3, &t3, &n3 );
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f.material = material;
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f.a = v0 - 1; f.na = n0 - 1, f.ta = t0 - 1;
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f.b = v2 - 1; f.nb = n2 - 1, f.tb = t2 - 1;
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f.c = v1 - 1; f.nc = n1 - 1, f.tc = t1 - 1;
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Assert( v0 <= g_numverts && v1 <= g_numverts && v2 <= g_numverts );
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Assert( n0 <= g_numnormals && n1 <= g_numnormals && n2 <= g_numnormals );
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Assert( t0 <= g_numtexcoords && t1 <= g_numtexcoords && t2 <= g_numtexcoords );
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g_face[i] = f;
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if (j == 12)
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{
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i = g_numfaces++;
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f.a = v0 - 1; f.na = n0 - 1, f.ta = t0 - 1;
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f.b = v3 - 1; f.nb = n3 - 1, f.tb = t3 - 1;
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f.c = v2 - 1; f.nc = n2 - 1, f.tc = t2 - 1;
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g_face[i] = f;
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}
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}
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}
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UnifyIndices( psource );
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BuildIndividualMeshes( psource );
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fclose( g_fpInput );
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return 1;
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}
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int AppendVTAtoOBJ( s_source_t *psource, char *filename, int frame )
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{
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char cmd[1024];
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int i, j;
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int material = 0;
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Vector tmp;
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matrix3x4_t m;
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AngleMatrix( RadianEuler( 1.570796, 0, 0 ), m );
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if (!OpenGlobalFile( filename ))
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{
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return 0;
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}
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if( !g_quiet )
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{
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printf ("grabbing %s\n", filename );
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}
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g_iLinecount = 0;
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g_numverts = g_numnormals = g_numtexcoords = g_numfaces = 0;
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while (fgets( g_szLine, sizeof( g_szLine ), g_fpInput ) != NULL) {
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g_iLinecount++;
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Vector tmp;
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if (strncmp( g_szLine, "v ", 2 ) == 0)
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{
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i = g_numverts++;
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sscanf( g_szLine, "v %f %f %f", &tmp.x, &tmp.y, &tmp.z );
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VectorTransform( tmp, m, g_vertex[i] );
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// printf("%f %f %f\n", g_vertex[i].x, g_vertex[i].y, g_vertex[i].z );
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g_bone[i].numbones = 1;
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g_bone[i].bone[0] = 0;
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g_bone[i].weight[0] = 1.0;
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}
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else if (strncmp( g_szLine, "vn ", 3 ) == 0)
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{
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i = g_numnormals++;
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sscanf( g_szLine, "vn %f %f %f", &tmp.x, &tmp.y, &tmp.z );
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VectorTransform( tmp, m, g_normal[i] );
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}
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else if (strncmp( g_szLine, "vt ", 3 ) == 0)
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{
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i = g_numtexcoords++;
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sscanf( g_szLine, "vt %f %f", &g_texcoord[i].x, &g_texcoord[i].y );
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}
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else if (strncmp( g_szLine, "usemtl ", 7 ) == 0)
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{
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sscanf( g_szLine, "usemtl %s", &cmd );
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int texture = lookup_texture( cmd, sizeof( cmd ) );
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psource->texmap[texture] = texture; // hack, make it 1:1
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material = use_texture_as_material( texture );
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}
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else if (strncmp( g_szLine, "f ", 2 ) == 0)
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{
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int v0, n0, t0;
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int v1, n1, t1;
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int v2, n2, t2;
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int v3, n3, t3;
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s_tmpface_t f;
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i = g_numfaces++;
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j = sscanf( g_szLine, "f %d/%d/%d %d/%d/%d %d/%d/%d %d/%d/%d", &v0, &t0, &n0, &v1, &t1, &n1, &v2, &t2, &n2, &v3, &t3, &n3 );
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f.material = material;
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f.a = v0 - 1; f.na = n0 - 1, f.ta = 0;
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f.b = v2 - 1; f.nb = n2 - 1, f.tb = 0;
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f.c = v1 - 1; f.nc = n1 - 1, f.tc = 0;
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Assert( v0 <= g_numverts && v1 <= g_numverts && v2 <= g_numverts );
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Assert( n0 <= g_numnormals && n1 <= g_numnormals && n2 <= g_numnormals );
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g_face[i] = f;
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if (j == 12)
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{
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i = g_numfaces++;
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f.a = v0 - 1; f.na = n0 - 1, f.ta = 0;
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f.b = v3 - 1; f.nb = n3 - 1, f.tb = 0;
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f.c = v2 - 1; f.nc = n2 - 1, f.tc = 0;
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g_face[i] = f;
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}
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}
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}
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UnifyIndices( psource );
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if (frame == 0)
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{
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psource->numbones = 1;
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strcpy( psource->localBone[0].name, "default" );
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psource->localBone[0].parent = -1;
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psource->numframes = 1;
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psource->startframe = 0;
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psource->endframe = 0;
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psource->rawanim[0] = (s_bone_t *)kalloc( 1, sizeof( s_bone_t ) );
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psource->rawanim[0][0].pos.Init();
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psource->rawanim[0][0].rot = RadianEuler( 1.570796, 0.0, 0.0 );
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Build_Reference( psource );
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BuildIndividualMeshes( psource );
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}
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// printf("%d %d : %d\n", g_numverts, g_numnormals, numvlist );
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int t = frame;
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int count = numvlist;
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psource->numvanims[t] = count;
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psource->vanim[t] = (s_vertanim_t *)kalloc( count, sizeof( s_vertanim_t ) );
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for (i = 0; i < count; i++)
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{
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psource->vanim[t][i].vertex = i;
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psource->vanim[t][i].pos = g_vertex[v_listdata[i].v];
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psource->vanim[t][i].normal = g_normal[v_listdata[i].n];
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}
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fclose( g_fpInput );
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return 1;
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}
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