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https://github.com/w23/xash3d-fwgs
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88 lines
2.1 KiB
C
88 lines
2.1 KiB
C
/*
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pm_debug.c - player move debugging code
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Copyright (C) 2017 Uncle Mike
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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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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*/
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#include "common.h"
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#include "mathlib.h"
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#include "pm_local.h"
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// expand debugging BBOX particle hulls by this many units.
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#define BOX_GAP 0.0f
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/*
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===============
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PM_ParticleLine
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draw line from particles
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================
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*/
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void PM_ParticleLine( const vec3_t start, const vec3_t end, int pcolor, float life, float zvel )
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{
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float len, curdist;
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vec3_t diff, pos;
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// determine distance
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VectorSubtract( end, start, diff );
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len = VectorNormalizeLength( diff );
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curdist = 0;
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while( curdist <= len )
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{
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VectorMA( start, curdist, diff, pos );
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CL_Particle( pos, pcolor, life, 0, zvel );
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curdist += 2.0f;
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}
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}
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/*
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================
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PM_DrawRectangle
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================
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*/
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static void PM_DrawRectangle( const vec3_t tl, const vec3_t bl, const vec3_t tr, const vec3_t br, int pcolor, float life )
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{
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PM_ParticleLine( tl, bl, pcolor, life, 0 );
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PM_ParticleLine( bl, br, pcolor, life, 0 );
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PM_ParticleLine( br, tr, pcolor, life, 0 );
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PM_ParticleLine( tr, tl, pcolor, life, 0 );
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}
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/*
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================
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PM_DrawBBox
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================
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*/
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void PM_DrawBBox( const vec3_t mins, const vec3_t maxs, const vec3_t origin, int pcolor, float life )
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{
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vec3_t p[8], tmp;
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float gap = BOX_GAP;
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int i;
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for( i = 0; i < 8; i++ )
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{
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tmp[0] = (i & 1) ? mins[0] - gap : maxs[0] + gap;
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tmp[1] = (i & 2) ? mins[1] - gap : maxs[1] + gap ;
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tmp[2] = (i & 4) ? mins[2] - gap : maxs[2] + gap ;
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VectorAdd( tmp, origin, tmp );
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VectorCopy( tmp, p[i] );
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}
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for( i = 0; i < 6; i++ )
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{
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PM_DrawRectangle( p[boxpnt[i][1]], p[boxpnt[i][0]], p[boxpnt[i][2]], p[boxpnt[i][3]], pcolor, life );
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}
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} |