/*
==================
V_CalcSpectatorRefdef
==================
*/
void V_CalcSpectatorRefdef ( struct ref_params_s * pparams )
{
static vec3_t velocity ( 0.0f, 0.0f, 0.0f);
static int lastWeaponModelIndex = 0;
static int lastViewModelIndex = 0;
cl_entity_t * ent = gEngfuncs.GetEntityByIndex( g_iUser2 );
pparams->onlyClientDraw = false;
// refresh position
VectorCopy ( pparams->simorg, v_sim_org );
// get old values
VectorCopy ( pparams->cl_viewangles, v_cl_angles );
VectorCopy ( pparams->viewangles, v_angles );
VectorCopy ( pparams->vieworg, v_origin );
if ( ( g_iUser1 == OBS_IN_EYE || gHUD.m_Spectator.m_pip->value == INSET_IN_EYE ) && ent )
{
// calculate player velocity
float timeDiff = ent->curstate.msg_time - ent->prevstate.msg_time;
if ( timeDiff > 0 )
{
vec3_t distance;
VectorSubtract(ent->prevstate.origin, ent->curstate.origin, distance);
VectorScale(distance, 1/timeDiff, distance );
velocity[0] = velocity[0]*0.9f + distance[0]*0.1f;
velocity[1] = velocity[1]*0.9f + distance[1]*0.1f;
velocity[2] = velocity[2]*0.9f + distance[2]*0.1f;
VectorCopy(velocity, pparams->simvel);
}
// predict missing client data and set weapon model ( in HLTV mode or inset in eye mode )
#ifdef _TFC
if ( gEngfuncs.IsSpectateOnly() || gHUD.m_Spectator.m_pip->value == INSET_IN_EYE )
#else
if ( gEngfuncs.IsSpectateOnly() )
#endif
{
V_GetInEyePos( g_iUser2, pparams->simorg, pparams->cl_viewangles );
pparams->health = 1;
cl_entity_t * gunModel = gEngfuncs.GetViewModel();
if ( lastWeaponModelIndex != ent->curstate.weaponmodel )
{
// weapon model changed
lastWeaponModelIndex = ent->curstate.weaponmodel;
lastViewModelIndex = V_FindViewModelByWeaponModel( lastWeaponModelIndex );
if ( lastViewModelIndex )
{
gEngfuncs.pfnWeaponAnim(0,0); // reset weapon animation
}
else
{
// model not found
gunModel->model = NULL; // disable weapon model
lastWeaponModelIndex = lastViewModelIndex = 0;
}
}
if ( lastViewModelIndex )
{
gunModel->model = IEngineStudio.GetModelByIndex( lastViewModelIndex );
gunModel->curstate.modelindex = lastViewModelIndex;
gunModel->curstate.frame = 0;
gunModel->curstate.colormap = 0;
gunModel->index = g_iUser2;
}
else
{
gunModel->model = NULL; // disable weaopn model
}
}
else
{
// only get viewangles from entity
VectorCopy ( ent->angles, pparams->cl_viewangles );
pparams->cl_viewangles[PITCH]*=-3.0f; // see CL_ProcessEntityUpdate()
}
}
v_frametime = pparams->frametime;
if ( pparams->nextView == 0 )
{
// first renderer cycle, full screen
switch ( g_iUser1 )
{
case OBS_CHASE_LOCKED: V_GetChasePos( g_iUser2, NULL, v_origin, v_angles );
break;
case OBS_CHASE_FREE: V_GetChasePos( g_iUser2, v_cl_angles, v_origin, v_angles );
break;
case OBS_ROAMING : VectorCopy (v_cl_angles, v_angles);
VectorCopy (v_sim_org, v_origin);
// override values if director is active
gHUD.m_Spectator.GetDirectorCamera(v_origin, v_angles);
break;
case OBS_IN_EYE : V_CalcNormalRefdef ( pparams );
break;
case OBS_MAP_FREE : pparams->onlyClientDraw = true;
V_GetMapFreePosition( v_cl_angles, v_origin, v_angles );
break;
case OBS_MAP_CHASE : pparams->onlyClientDraw = true;
V_GetMapChasePosition( g_iUser2, v_cl_angles, v_origin, v_angles );
break;
}
if ( gHUD.m_Spectator.m_pip->value )
pparams->nextView = 1; // force a second renderer view
gHUD.m_Spectator.m_iDrawCycle = 0;
}
else
{
// second renderer cycle, inset window
// set inset parameters
pparams->viewport[0] = XRES(gHUD.m_Spectator.m_OverviewData.insetWindowX); // change viewport to inset window
pparams->viewport[1] = YRES(gHUD.m_Spectator.m_OverviewData.insetWindowY);
pparams->viewport[2] = XRES(gHUD.m_Spectator.m_OverviewData.insetWindowWidth);
pparams->viewport[3] = YRES(gHUD.m_Spectator.m_OverviewData.insetWindowHeight);
pparams->nextView = 0; // on further view
// override some settings in certain modes
switch ( (int)gHUD.m_Spectator.m_pip->value )
{
case INSET_CHASE_FREE : V_GetChasePos( g_iUser2, v_cl_angles, v_origin, v_angles );
break;
case INSET_IN_EYE : V_CalcNormalRefdef ( pparams );
break;
case INSET_MAP_FREE : pparams->onlyClientDraw = true;
V_GetMapFreePosition( v_cl_angles, v_origin, v_angles );
break;
case INSET_MAP_CHASE : pparams->onlyClientDraw = true;
if ( g_iUser1 == OBS_ROAMING )
V_GetMapChasePosition( 0, v_cl_angles, v_origin, v_angles );
else
V_GetMapChasePosition( g_iUser2, v_cl_angles, v_origin, v_angles );
break;
}
gHUD.m_Spectator.m_iDrawCycle = 1;
}
// write back new values into pparams
VectorCopy ( v_cl_angles, pparams->cl_viewangles );
VectorCopy ( v_angles, pparams->viewangles )
VectorCopy ( v_origin, pparams->vieworg );
}
/*
==================
V_CalcSpectatorRefdef
==================
*/
void V_CalcSpectatorRefdef ( struct ref_params_s * pparams )
{
vec3_t angles;
static viewinterp_t ViewInterp;
static float bob = 0.0f;
static vec3_t velocity ( 0.0f, 0.0f, 0.0f);
static int lastWeaponModelIndex = 0;
static int lastViewModelIndex = 0;
cl_entity_t * ent = gEngfuncs.GetEntityByIndex( g_iUser2 );
cl_entity_t * gunModel = gEngfuncs.GetViewModel();
static float lasttime;
static float lastang[3];
static float lastorg[3];
vec3_t delta;
pparams->onlyClientDraw = false;
// refresh position
VectorCopy ( pparams->simorg, v_sim_org );
// get old values
VectorCopy ( pparams->cl_viewangles, v_cl_angles );
VectorCopy ( pparams->viewangles, v_angles );
VectorCopy ( pparams->vieworg, v_origin );
v_frametime = pparams->frametime;
if ( pparams->nextView == 0 )
{
// first renderer cycle, full screen
switch ( g_iUser1 )
{
case OBS_CHASE_LOCKED: V_GetChasePos( g_iUser2, NULL, v_origin, v_angles );
break;
case OBS_CHASE_FREE: V_GetChasePos( g_iUser2, v_cl_angles, v_origin, v_angles );
break;
case OBS_ROAMING : VectorCopy (v_cl_angles, v_angles);
VectorCopy (v_sim_org, v_origin);
break;
case OBS_IN_EYE : V_GetInEyePos( g_iUser2, v_origin, v_angles );
break;
case OBS_MAP_FREE : pparams->onlyClientDraw = true;
V_GetMapFreePosition( v_cl_angles, v_origin, v_angles );
break;
case OBS_MAP_CHASE : pparams->onlyClientDraw = true;
V_GetMapChasePosition( g_iUser2, v_cl_angles, v_origin, v_angles );
break;
}
if ( gHUD.m_Spectator.m_pip->value )
pparams->nextView = 1; // force a second renderer view
gHUD.m_Spectator.m_iDrawCycle = 0;
}
else
{
// second renderer cycle, inset window
// set inset parameters
pparams->viewport[0] = XRES(gHUD.m_Spectator.m_OverviewData.insetWindowX); // change viewport to inset window
pparams->viewport[1] = YRES(gHUD.m_Spectator.m_OverviewData.insetWindowY);
pparams->viewport[2] = XRES(gHUD.m_Spectator.m_OverviewData.insetWindowWidth);
pparams->viewport[3] = YRES(gHUD.m_Spectator.m_OverviewData.insetWindowHeight);
pparams->nextView = 0; // on further view
pparams->onlyClientDraw = false;
// override some settings in certain modes
switch ( (int)gHUD.m_Spectator.m_pip->value )
{
case INSET_CHASE_FREE : V_GetChasePos( g_iUser2, v_cl_angles, v_origin, v_angles );
break;
case INSET_IN_EYE : V_GetInEyePos( g_iUser2, v_origin, v_angles );
break;
case INSET_MAP_FREE : pparams->onlyClientDraw = true;
V_GetMapFreePosition( v_cl_angles, v_origin, v_angles );
break;
case INSET_MAP_CHASE : pparams->onlyClientDraw = true;
if ( g_iUser1 == OBS_ROAMING )
V_GetMapChasePosition( 0, v_cl_angles, v_origin, v_angles );
else
V_GetMapChasePosition( g_iUser2, v_cl_angles, v_origin, v_angles );
break;
}
gHUD.m_Spectator.m_iDrawCycle = 1;
}
// do the smoothing only once per frame, not in roaming or map mode
if ( (gHUD.m_Spectator.m_iDrawCycle == 0) && (g_iUser1 == OBS_IN_EYE) )
{
// smooth angles
VectorSubtract( v_angles, lastang, delta );
if ( Length( delta ) != 0.0f )
{
VectorCopy( v_angles, ViewInterp.Angles[ ViewInterp.CurrentAngle & ORIGIN_MASK ] );
ViewInterp.AngleTime[ ViewInterp.CurrentAngle & ORIGIN_MASK ] = pparams->time;
ViewInterp.CurrentAngle++;
VectorCopy( v_angles, lastang );
}
if ( cl_vsmoothing && cl_vsmoothing->value )
{
int foundidx;
int i;
float t;
t = pparams->time - cl_vsmoothing->value;
for ( i = 1; i < ORIGIN_MASK; i++ )
{
foundidx = ViewInterp.CurrentAngle - 1 - i;
if ( ViewInterp.AngleTime[ foundidx & ORIGIN_MASK ] <= t )
break;
}
if ( i < ORIGIN_MASK && ViewInterp.AngleTime[ foundidx & ORIGIN_MASK ] != 0.0 )
{
// Interpolate
double dt;
float da;
vec3_t v1,v2;
AngleVectors( ViewInterp.Angles[ foundidx & ORIGIN_MASK ], v1, NULL, NULL );
AngleVectors( ViewInterp.Angles[ (foundidx + 1) & ORIGIN_MASK ], v2, NULL, NULL );
da = AngleBetweenVectors( v1, v2 );
dt = ViewInterp.AngleTime[ (foundidx + 1) & ORIGIN_MASK ] - ViewInterp.AngleTime[ foundidx & ORIGIN_MASK ];
if ( dt > 0.0 && ( da < 22.5f) )
{
double frac;
frac = ( t - ViewInterp.AngleTime[ foundidx & ORIGIN_MASK] ) / dt;
frac = min( 1.0, frac );
// interpolate angles
InterpolateAngles( ViewInterp.Angles[ foundidx & ORIGIN_MASK ], ViewInterp.Angles[ (foundidx + 1) & ORIGIN_MASK ], v_angles, frac );
}
}
}
// smooth origin
VectorSubtract( v_origin, lastorg, delta );
if ( Length( delta ) != 0.0 )
{
VectorCopy( v_origin, ViewInterp.Origins[ ViewInterp.CurrentOrigin & ORIGIN_MASK ] );
ViewInterp.OriginTime[ ViewInterp.CurrentOrigin & ORIGIN_MASK ] = pparams->time;
ViewInterp.CurrentOrigin++;
VectorCopy( v_origin, lastorg );
}
// don't smooth in roaming (already smoothd),
if ( cl_vsmoothing && cl_vsmoothing->value )
{
int foundidx;
int i;
float t;
t = pparams->time - cl_vsmoothing->value;
for ( i = 1; i < ORIGIN_MASK; i++ )
{
foundidx = ViewInterp.CurrentOrigin - 1 - i;
if ( ViewInterp.OriginTime[ foundidx & ORIGIN_MASK ] <= t )
break;
}
if ( i < ORIGIN_MASK && ViewInterp.OriginTime[ foundidx & ORIGIN_MASK ] != 0.0 )
{
// Interpolate
vec3_t delta;
double frac;
double dt;
vec3_t neworg;
dt = ViewInterp.OriginTime[ (foundidx + 1) & ORIGIN_MASK ] - ViewInterp.OriginTime[ foundidx & ORIGIN_MASK ];
if ( dt > 0.0 )
{
frac = ( t - ViewInterp.OriginTime[ foundidx & ORIGIN_MASK] ) / dt;
frac = min( 1.0, frac );
VectorSubtract( ViewInterp.Origins[ ( foundidx + 1 ) & ORIGIN_MASK ], ViewInterp.Origins[ foundidx & ORIGIN_MASK ], delta );
VectorMA( ViewInterp.Origins[ foundidx & ORIGIN_MASK ], frac, delta, neworg );
// Dont interpolate large changes
if ( Length( delta ) < 64 )
{
VectorCopy( neworg, v_origin );
}
}
}
}
}
// Hack in weapon model:
if ( (g_iUser1 == OBS_IN_EYE || gHUD.m_Spectator.m_pip->value == INSET_IN_EYE)
&& ent && g_iUser2 )
{
// get position for weapon model
VectorCopy( v_origin, gunModel->origin);
VectorCopy( v_angles, gunModel->angles);
// add idle tremble
gunModel->angles[PITCH]*=-1;
// calculate player velocity
float timeDiff = ent->curstate.msg_time - ent->prevstate.msg_time;
if ( timeDiff > 0 )
{
vec3_t distance;
VectorSubtract(ent->prevstate.origin, ent->curstate.origin, distance);
VectorScale(distance, 1/timeDiff, distance );
velocity[0] = velocity[0]*0.66f + distance[0]*0.33f;
velocity[1] = velocity[1]*0.66f + distance[1]*0.33f;
velocity[2] = velocity[2]*0.66f + distance[2]*0.33f;
VectorCopy(velocity, pparams->simvel);
pparams->onground = 1;
bob = V_CalcBob( pparams );
}
vec3_t forward;
AngleVectors(v_angles, forward, NULL, NULL );
for ( int i = 0; i < 3; i++ )
{
gunModel->origin[ i ] += bob * 0.4 * forward[ i ];
}
// throw in a little tilt.
gunModel->angles[YAW] -= bob * 0.5;
gunModel->angles[ROLL] -= bob * 1;
gunModel->angles[PITCH] -= bob * 0.3;
VectorCopy( gunModel->angles, gunModel->curstate.angles );
VectorCopy( gunModel->angles, gunModel->latched.prevangles );
if ( lastWeaponModelIndex != ent->curstate.weaponmodel )
{
// weapon model changed
lastWeaponModelIndex = ent->curstate.weaponmodel;
lastViewModelIndex = V_FindViewModelByWeaponModel( lastWeaponModelIndex );
if ( lastViewModelIndex )
{
gEngfuncs.pfnWeaponAnim(0,0); // reset weapon animation
}
else
{
// model not found
gunModel->model = NULL; // disable weaopn model
lastWeaponModelIndex = lastViewModelIndex = 0;
}
}
if ( lastViewModelIndex )
{
gunModel->model = IEngineStudio.GetModelByIndex( lastViewModelIndex );
gunModel->curstate.modelindex = lastViewModelIndex;
gunModel->curstate.frame = 0;
gunModel->curstate.colormap = 0;
gunModel->index = g_iUser2;
}
else
{
gunModel->model = NULL; // disable weaopn model
}
}
else
{
gunModel->model = NULL; // disable weaopn model
lastWeaponModelIndex = lastViewModelIndex = 0;
}
lasttime = pparams->time;
// write back new values into pparams
VectorCopy ( v_angles, pparams->viewangles )
VectorCopy ( v_origin, pparams->vieworg );
}
