305 lines
6.5 KiB
C
305 lines
6.5 KiB
C
/***
|
|
*
|
|
* Copyright (c) 1999, 2000, Valve LLC. All rights reserved.
|
|
*
|
|
* This product contains software technology licensed from Id
|
|
* Software, Inc. ("Id Technology"). Id Technology (c) 1996 Id Software, Inc.
|
|
* All Rights Reserved.
|
|
*
|
|
* Use, distribution, and modification of this source code and/or resulting
|
|
* object code is restricted to non-commercial enhancements to products from
|
|
* Valve LLC. All other use, distribution, or modification is prohibited
|
|
* without written permission from Valve LLC.
|
|
*
|
|
****/
|
|
|
|
#include "mathlib.h"
|
|
#include "const.h"
|
|
#include "usercmd.h"
|
|
#include "pm_defs.h"
|
|
#include "pm_shared.h"
|
|
#include "pm_movevars.h"
|
|
#include "pm_debug.h"
|
|
|
|
#include <string.h>
|
|
|
|
#pragma warning(disable : 4244)
|
|
#pragma warning(disable : 4305)
|
|
|
|
extern playermove_t *pmove;
|
|
|
|
// Expand debugging BBOX particle hulls by this many units.
|
|
#define BOX_GAP 0.0f
|
|
|
|
static int PM_boxpnt[6][4] =
|
|
{
|
|
{ 0, 4, 6, 2 }, // +X
|
|
{ 0, 1, 5, 4 }, // +Y
|
|
{ 0, 2, 3, 1 }, // +Z
|
|
{ 7, 5, 1, 3 }, // -X
|
|
{ 7, 3, 2, 6 }, // -Y
|
|
{ 7, 6, 4, 5 }, // -Z
|
|
};
|
|
|
|
void PM_ShowClipBox( void )
|
|
{
|
|
#if defined( _DEBUG )
|
|
if ( !pmove->runfuncs )
|
|
return;
|
|
|
|
// More debugging, draw the particle bbox for player and for the entity we are looking directly at.
|
|
// aslo prints entity info to the console overlay.
|
|
if ( !pmove->server )
|
|
return;
|
|
|
|
// Draw entity in center of view
|
|
// Also draws the normal to the clip plane that intersects our movement ray. Leaves a particle
|
|
// trail at the intersection point.
|
|
PM_ViewEntity();
|
|
|
|
// Show our BBOX in particles.
|
|
//PM_DrawBBox( pmove->player_mins[pmove->usehull], pmove->player_maxs[pmove->usehull], pmove->origin, 132, 0.1 );
|
|
/*
|
|
{
|
|
int i;
|
|
for ( i = 0; i < pmove->numphysent; i++ )
|
|
{
|
|
if ( pmove->physents[ i ].info >= 1 && pmove->physents[ i ].info <= 4 )
|
|
{
|
|
PM_DrawBBox( pmove->player_mins[pmove->usehull], pmove->player_maxs[pmove->usehull], pmove->physents[i].origin, 132, 0.1 );
|
|
}
|
|
}
|
|
}
|
|
*/
|
|
#endif
|
|
}
|
|
|
|
/*
|
|
===============
|
|
PM_ParticleLine(vec3_t start, vec3_t end, int color, float life)
|
|
|
|
================
|
|
*/
|
|
void PM_ParticleLine(vec3_t start, vec3_t end, int pcolor, float life, float vert)
|
|
{
|
|
float linestep = 2.0f;
|
|
float curdist;
|
|
float len;
|
|
vec3_t curpos;
|
|
vec3_t diff;
|
|
int i;
|
|
// Determine distance;
|
|
|
|
VectorSubtract(end, start, diff);
|
|
|
|
len = VectorNormalize(diff);
|
|
|
|
curdist = 0;
|
|
while (curdist <= len)
|
|
{
|
|
for (i = 0; i < 3; i++)
|
|
curpos[i] = start[i] + curdist * diff[i];
|
|
|
|
pmove->PM_Particle( curpos, pcolor, life, 0, vert);
|
|
curdist += linestep;
|
|
}
|
|
|
|
}
|
|
|
|
/*
|
|
================
|
|
PM_DrawRectangle(vec3_t tl, vec3_t br)
|
|
|
|
================
|
|
*/
|
|
void PM_DrawRectangle(vec3_t tl, vec3_t bl, vec3_t tr, vec3_t br, int pcolor, float life)
|
|
{
|
|
PM_ParticleLine(tl, bl, pcolor, life, 0);
|
|
PM_ParticleLine(bl, br, pcolor, life, 0);
|
|
PM_ParticleLine(br, tr, pcolor, life, 0);
|
|
PM_ParticleLine(tr, tl, pcolor, life, 0);
|
|
}
|
|
|
|
/*
|
|
================
|
|
PM_DrawPhysEntBBox(int num)
|
|
|
|
================
|
|
*/
|
|
void PM_DrawPhysEntBBox(int num, int pcolor, float life)
|
|
{
|
|
physent_t *pe;
|
|
vec3_t org;
|
|
int j;
|
|
vec3_t tmp;
|
|
vec3_t p[8];
|
|
float gap = BOX_GAP;
|
|
vec3_t modelmins, modelmaxs;
|
|
|
|
if (num >= pmove->numphysent ||
|
|
num <= 0)
|
|
return;
|
|
|
|
pe = &pmove->physents[num];
|
|
|
|
if (pe->model)
|
|
{
|
|
VectorCopy(pe->origin, org);
|
|
|
|
pmove->PM_GetModelBounds( pe->model, modelmins, modelmaxs );
|
|
for (j = 0; j < 8; j++)
|
|
{
|
|
tmp[0] = (j & 1) ? modelmins[0] - gap : modelmaxs[0] + gap;
|
|
tmp[1] = (j & 2) ? modelmins[1] - gap : modelmaxs[1] + gap;
|
|
tmp[2] = (j & 4) ? modelmins[2] - gap : modelmaxs[2] + gap;
|
|
|
|
VectorCopy(tmp, p[j]);
|
|
}
|
|
|
|
// If the bbox should be rotated, do that
|
|
if (pe->angles[0] || pe->angles[1] || pe->angles[2])
|
|
{
|
|
vec3_t forward, right, up;
|
|
|
|
AngleVectorsTranspose(pe->angles, forward, right, up);
|
|
for (j = 0; j < 8; j++)
|
|
{
|
|
VectorCopy(p[j], tmp);
|
|
p[j][0] = DotProduct ( tmp, forward );
|
|
p[j][1] = DotProduct ( tmp, right );
|
|
p[j][2] = DotProduct ( tmp, up );
|
|
}
|
|
}
|
|
|
|
// Offset by entity origin, if any.
|
|
for (j = 0; j < 8; j++)
|
|
VectorAdd(p[j], org, p[j]);
|
|
|
|
for (j = 0; j < 6; j++)
|
|
{
|
|
PM_DrawRectangle(
|
|
p[PM_boxpnt[j][1]],
|
|
p[PM_boxpnt[j][0]],
|
|
p[PM_boxpnt[j][2]],
|
|
p[PM_boxpnt[j][3]],
|
|
pcolor, life);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
for (j = 0; j < 8; j++)
|
|
{
|
|
tmp[0] = (j & 1) ? pe->mins[0] : pe->maxs[0];
|
|
tmp[1] = (j & 2) ? pe->mins[1] : pe->maxs[1];
|
|
tmp[2] = (j & 4) ? pe->mins[2] : pe->maxs[2];
|
|
|
|
VectorAdd(tmp, pe->origin, tmp);
|
|
VectorCopy(tmp, p[j]);
|
|
}
|
|
|
|
for (j = 0; j < 6; j++)
|
|
{
|
|
PM_DrawRectangle(
|
|
p[PM_boxpnt[j][1]],
|
|
p[PM_boxpnt[j][0]],
|
|
p[PM_boxpnt[j][2]],
|
|
p[PM_boxpnt[j][3]],
|
|
pcolor, life);
|
|
}
|
|
|
|
}
|
|
}
|
|
|
|
/*
|
|
================
|
|
PM_DrawBBox(vec3_t mins, vec3_t maxs, vec3_t origin, int pcolor, float life)
|
|
|
|
================
|
|
*/
|
|
void PM_DrawBBox(vec3_t mins, vec3_t maxs, vec3_t origin, int pcolor, float life)
|
|
{
|
|
int j;
|
|
|
|
vec3_t tmp;
|
|
vec3_t p[8];
|
|
float gap = BOX_GAP;
|
|
|
|
for (j = 0; j < 8; j++)
|
|
{
|
|
tmp[0] = (j & 1) ? mins[0] - gap : maxs[0] + gap;
|
|
tmp[1] = (j & 2) ? mins[1] - gap : maxs[1] + gap ;
|
|
tmp[2] = (j & 4) ? mins[2] - gap : maxs[2] + gap ;
|
|
|
|
VectorAdd(tmp, origin, tmp);
|
|
VectorCopy(tmp, p[j]);
|
|
}
|
|
|
|
for (j = 0; j < 6; j++)
|
|
{
|
|
PM_DrawRectangle(
|
|
p[PM_boxpnt[j][1]],
|
|
p[PM_boxpnt[j][0]],
|
|
p[PM_boxpnt[j][2]],
|
|
p[PM_boxpnt[j][3]],
|
|
pcolor, life);
|
|
}
|
|
}
|
|
|
|
|
|
#ifndef DEDICATED
|
|
|
|
/*
|
|
================
|
|
PM_ViewEntity
|
|
|
|
Shows a particle trail from player to entity in crosshair.
|
|
Shows particles at that entities bbox
|
|
|
|
Tries to shoot a ray out by about 128 units.
|
|
================
|
|
*/
|
|
void PM_ViewEntity( void )
|
|
{
|
|
vec3_t forward, right, up;
|
|
float raydist = 256.0f;
|
|
vec3_t origin;
|
|
vec3_t end;
|
|
int i;
|
|
pmtrace_t trace;
|
|
int pcolor = 77;
|
|
float fup;
|
|
|
|
#if 0
|
|
if ( !pm_showclip.value )
|
|
return;
|
|
#endif
|
|
|
|
AngleVectors (pmove->angles, forward, right, up); // Determine movement angles
|
|
|
|
VectorCopy( pmove->origin, origin);
|
|
|
|
fup = 0.5*( pmove->player_mins[pmove->usehull][2] + pmove->player_maxs[pmove->usehull][2] );
|
|
fup += pmove->view_ofs[2];
|
|
fup -= 4;
|
|
|
|
for (i = 0; i < 3; i++)
|
|
{
|
|
end[i] = origin[i] + raydist * forward[i];
|
|
}
|
|
|
|
trace = pmove->PM_PlayerTrace( origin, end, PM_STUDIO_BOX, -1 );
|
|
|
|
if (trace.ent > 0) // Not the world
|
|
{
|
|
pcolor = 111;
|
|
}
|
|
|
|
// Draw the hull or bbox.
|
|
if (trace.ent > 0)
|
|
{
|
|
PM_DrawPhysEntBBox(trace.ent, pcolor, 0.3f);
|
|
}
|
|
}
|
|
|
|
#endif
|