/*
==================
V_CalcRefdef
==================
*/
void V_CalcNormalRefdef(struct ref_params_s *pparams)
{
cl_entity_t * ent, *view;
int i;
vec3_t angles;
float bob, waterOffset;
static viewinterp_t ViewInterp;
static float oldz = 0;
static float lasttime;
static float lastang[3];
vec3_t angdelta;
vec3_t camAngles, camForward, camRight, camUp;
cl_entity_t *pwater;
// don't allow cheats in multiplayer
if(pparams->maxclients > 1)
{
scr_ofsx->value = 0.0;
scr_ofsy->value = 0.0;
scr_ofsz->value = 0.0;
}
V_DriftPitch(pparams);
// ent is the player model ( visible when out of body )
ent = gEngfuncs.GetLocalPlayer();
// view is the weapon model (only visible from inside body )
view = gEngfuncs.GetViewModel();
// transform the view offset by the model's matrix to get the offset from
// model origin for the view
bob = V_CalcBob(pparams);
// Observer angle capturing and smoothing
if(iHasNewViewOrigin)
{
// Get the angles from the physics code
VectorCopy(vecNewViewOrigin, pparams->vieworg);
VectorCopy(vecNewViewOrigin, pparams->simorg);
}
// refresh position
VectorCopy(pparams->simorg, pparams->vieworg);
pparams->vieworg[2] += (bob);
VectorAdd(pparams->vieworg, pparams->viewheight, pparams->vieworg);
// Observer angle capturing and smoothing
if(iHasNewViewAngles)
{
// Get the angles from the physics code
VectorCopy(vecNewViewAngles, pparams->cl_viewangles);
}
else if(pparams->health == -5)
{
CAM_ToThirdPerson();
// Lock mouse movement
iMouseInUse = 1;
pparams->cl_viewangles[0] = 89;
// Spin the view
float flTimeDelta = (pparams->time - g_flStartScaleTime);
if(flTimeDelta > 0)
{
float flROFSpin = 1.0 + (flTimeDelta * 2.0);
float flSpin = flTimeDelta * 45;
pparams->cl_viewangles[1] = flSpin * flROFSpin;
}
}
else
{
CAM_ToFirstPerson();
// Unlock mouse movement
iMouseInUse = 0;
}
VectorSubtract(pparams->cl_viewangles, lastang, angdelta);
if(Length(angdelta) != 0.0)
{
VectorCopy(pparams->cl_viewangles, ViewInterp.Angles[ViewInterp.CurrentAngle & ORIGIN_MASK]);
ViewInterp.AngleTime[ViewInterp.CurrentAngle & ORIGIN_MASK] = pparams->time;
ViewInterp.CurrentAngle++;
VectorCopy(pparams->cl_viewangles, lastang);
}
if(cl_vsmoothing && cl_vsmoothing->value && (iIsSpectator & SPEC_SMOOTH_ANGLES))
{
int foundidx;
int i;
float t;
if(cl_vsmoothing->value < 0.0)
{
gEngfuncs.Cvar_SetValue("cl_vsmoothing", 0.0);
}
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;
dt = ViewInterp.AngleTime[(foundidx + 1) & ORIGIN_MASK] - ViewInterp.AngleTime[foundidx & ORIGIN_MASK];
if(dt > 0.0)
{
double frac;
frac = (t - ViewInterp.AngleTime[foundidx & ORIGIN_MASK]) / dt;
frac = min(1.0, frac);
// interpolate angles
V_InterpolateAngles(ViewInterp.Angles[foundidx & ORIGIN_MASK], ViewInterp.Angles[(foundidx + 1) & ORIGIN_MASK], pparams->cl_viewangles, frac);
VectorCopy(pparams->cl_viewangles, vecNewViewAngles);
}
}
}
VectorCopy(pparams->cl_viewangles, pparams->viewangles);
gEngfuncs.V_CalcShake();
gEngfuncs.V_ApplyShake(pparams->vieworg, pparams->viewangles, 1.0);
// never let view origin sit exactly on a node line, because a water plane can
// dissapear when viewed with the eye exactly on it.
// FIXME, we send origin at 1/128 now, change this?
// the server protocol only specifies to 1/16 pixel, so add 1/32 in each axis
pparams->vieworg[0] += 1.0 / 32;
pparams->vieworg[1] += 1.0 / 32;
pparams->vieworg[2] += 1.0 / 32;
// Check for problems around water, move the viewer artificially if necessary
// -- this prevents drawing errors in GL due to waves
waterOffset = 0;
if(pparams->waterlevel >= 2)
{
int i, contents, waterDist, waterEntity;
vec3_t point;
waterDist = cl_waterdist->value;
if(pparams->hardware)
{
waterEntity = gEngfuncs.PM_WaterEntity(pparams->simorg);
if(waterEntity >= 0 && waterEntity < pparams->max_entities)
{
pwater = gEngfuncs.GetEntityByIndex(waterEntity);
if(pwater && (pwater->model != NULL))
{
waterDist += (pwater->curstate.scale * 16); // Add in wave height
}
}
}
else
{
waterEntity = 0; // Don't need this in software
}
VectorCopy(pparams->vieworg, point);
// Eyes are above water, make sure we're above the waves
if(pparams->waterlevel == 2)
{
point[2] -= waterDist;
for(i = 0; i < waterDist; i++)
{
contents = gEngfuncs.PM_PointContents(point, NULL);
if(contents > CONTENTS_WATER)
break;
point[2] += 1;
}
waterOffset = (point[2] + waterDist) - pparams->vieworg[2];
}
else
{
// eyes are under water. Make sure we're far enough under
point[2] += waterDist;
for(i = 0; i < waterDist; i++)
{
contents = gEngfuncs.PM_PointContents(point, NULL);
if(contents <= CONTENTS_WATER)
break;
point[2] -= 1;
}
waterOffset = (point[2] - waterDist) - pparams->vieworg[2];
}
}
pparams->vieworg[2] += waterOffset;
V_CalcViewRoll(pparams);
V_AddIdle(pparams);
// offsets
VectorCopy(pparams->cl_viewangles, angles);
AngleVectors(angles, pparams->forward, pparams->right, pparams->up);
for(i = 0; i < 3; i++)
{
pparams->vieworg[i] += scr_ofsx->value * pparams->forward[i] + scr_ofsy->value * pparams->right[i] + scr_ofsz->value * pparams->up[i];
}
// Treating cam_ofs[2] as the distance
if(CL_IsThirdPerson())
{
vec3_t ofs;
ofs[0] = ofs[1] = ofs[2] = 0.0;
CL_CameraOffset((float *)&ofs);
VectorCopy(ofs, camAngles);
camAngles[ROLL] = 0;
AngleVectors(camAngles, camForward, camRight, camUp);
// Is the player in a falling anim? If so, raise camera above and look down
if(pparams->health == -5)
{
pparams->vieworg[2] += 92;
}
else
{
for(i = 0; i < 3; i++)
{
pparams->vieworg[i] += -ofs[2] * camForward[i];
}
pparams->vieworg[2] += 20;
}
}
// Give gun our viewangles
VectorCopy(pparams->cl_viewangles, view->angles);
// set up gun position
V_CalcGunAngle(pparams);
// Use predicted origin as view origin.
VectorCopy(pparams->simorg, view->origin);
view->origin[2] += (waterOffset);
VectorAdd(view->origin, pparams->viewheight, view->origin);
// Let the viewmodel shake at about 10% of the amplitude
gEngfuncs.V_ApplyShake(view->origin, view->angles, 0.9);
for(i = 0; i < 3; i++)
{
view->origin[i] += bob * 0.4 * pparams->forward[i];
}
view->origin[2] += bob;
// throw in a little tilt.
view->angles[YAW] -= bob * 0.5;
view->angles[ROLL] -= bob * 1;
view->angles[PITCH] -= bob * 0.3;
// pushing the view origin down off of the same X/Z plane as the ent's origin will give the
// gun a very nice 'shifting' effect when the player looks up/down. If there is a problem
// with view model distortion, this may be a cause. (SJB).
view->origin[2] -= 1;
// fudge position around to keep amount of weapon visible
// roughly equal with different FOV
if(pparams->viewsize == 110)
{
view->origin[2] += 1;
}
else if(pparams->viewsize == 100)
{
view->origin[2] += 2;
}
else if(pparams->viewsize == 90)
{
view->origin[2] += 1;
}
else if(pparams->viewsize == 80)
{
view->origin[2] += 0.5;
}
// Add in the punchangle, if any
VectorAdd(pparams->viewangles, pparams->punchangle, pparams->viewangles);
// Include client side punch, too
VectorAdd(pparams->viewangles, (float *)&ev_punchangle, pparams->viewangles);
V_DropPunchAngle(pparams->frametime, (float *)&ev_punchangle);
// smooth out stair step ups
#if 1
if(!pparams->smoothing && pparams->onground && pparams->simorg[2] - oldz > 0)
{
float steptime;
steptime = pparams->time - lasttime;
if(steptime < 0)
//FIXME I_Error ("steptime < 0");
steptime = 0;
oldz += steptime * 150;
if(oldz > pparams->simorg[2])
oldz = pparams->simorg[2];
if(pparams->simorg[2] - oldz > 18)
oldz = pparams->simorg[2] - 18;
pparams->vieworg[2] += oldz - pparams->simorg[2];
view->origin[2] += oldz - pparams->simorg[2];
}
else
{
oldz = pparams->simorg[2];
}
#endif
{
static float lastorg[3];
vec3_t delta;
VectorSubtract(pparams->simorg, lastorg, delta);
if(Length(delta) != 0.0)
{
VectorCopy(pparams->simorg, ViewInterp.Origins[ViewInterp.CurrentOrigin & ORIGIN_MASK]);
ViewInterp.OriginTime[ViewInterp.CurrentOrigin & ORIGIN_MASK] = pparams->time;
ViewInterp.CurrentOrigin++;
VectorCopy(pparams->simorg, lastorg);
}
}
// Smooth out whole view in multiplayer when on trains, lifts
if(cl_vsmoothing && cl_vsmoothing->value &&
((iIsSpectator & SPEC_SMOOTH_ORIGIN) || (pparams->smoothing && (pparams->maxclients > 1))))
{
int foundidx;
int i;
float t;
if(cl_vsmoothing->value < 0.0)
{
gEngfuncs.Cvar_SetValue("cl_vsmoothing", 0.0);
}
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)
{
VectorSubtract(neworg, pparams->simorg, delta);
VectorAdd(pparams->simorg, delta, pparams->simorg);
VectorAdd(pparams->vieworg, delta, pparams->vieworg);
VectorAdd(view->origin, delta, view->origin);
VectorCopy(pparams->simorg, vecNewViewOrigin);
}
}
}
}
// Store off v_angles before munging for third person
v_angles = pparams->viewangles;
if(CL_IsThirdPerson())
{
VectorCopy(camAngles, pparams->viewangles);
}
// override all previous settings if the viewent isn't the client
if(pparams->viewentity > pparams->maxclients)
{
cl_entity_t *viewentity;
viewentity = gEngfuncs.GetEntityByIndex(pparams->viewentity);
if(viewentity)
{
VectorCopy(viewentity->origin, pparams->vieworg);
VectorCopy(viewentity->angles, pparams->viewangles);
// Store off overridden viewangles
v_angles = pparams->viewangles;
}
}
lasttime = pparams->time;
v_origin = pparams->vieworg;
}
void V_CalcNormalRefdef ( struct ref_params_s *pparams )
{
cl_entity_t *ent, *view;
int i;
vec3_t angles;
float bob, waterOffset;
static viewinterp_t ViewInterp;
static float oldz = 0;
static float lasttime;
vec3_t camAngles, camForward, camRight, camUp;
cl_entity_t *pwater;
static struct model_s *savedviewmodel;
//LRC - if this is the second pass through, then we've just drawn the sky, and now we're setting up the normal view.
if (pparams->nextView == 1)
{
gHUD.m_iSkyMode = SKY_ON; //This means that an env_sky is in the level but we are drawing the normal view this time.
view = gEngfuncs.GetViewModel();
view->model = savedviewmodel;
pparams->viewangles[0] = v_angles.x;
pparams->viewangles[1] = v_angles.y;
pparams->viewangles[2] = v_angles.z;
pparams->vieworg[0] = v_origin.x;
pparams->vieworg[1] = v_origin.y;
pparams->vieworg[2] = v_origin.z;
pparams->nextView = 0;
if (gHUD.viewFlags & 1 ) // custom view active (trigger_viewset) //AJH (copied function from below)
{
cl_entity_t *viewentity;
viewentity = gEngfuncs.GetEntityByIndex( gHUD.viewEntityIndex );
if (viewentity)
{
pparams->vieworg[0] = viewentity->origin[0];
pparams->vieworg[1] = viewentity->origin[1];
pparams->vieworg[2] = viewentity->origin[2];
pparams->vieworg[2] = viewentity->origin[2];
pparams->viewangles[0] = viewentity->angles[0];
pparams->viewangles[1] = viewentity->angles[1];
pparams->viewangles[2] = viewentity->angles[2];
pparams->crosshairangle[PITCH] = 100; // test // ugly method to remove crosshair from screen
if(gHUD.viewFlags & 8 ) //AJH Do we draw the player in the camera?
{
gHUD.m_iCameraMode=2;
}
if(gHUD.viewFlags & 4 ) //AJH Invert the x view angle again if we are using an item camera?
{
pparams->viewangles[0] = -viewentity->angles[0];
}
}
else
{
gEngfuncs.Con_DPrintf( "Warning : invalid view ent index: %i\n", gHUD.viewEntityIndex );
}
}
else
{
pparams->crosshairangle[PITCH] = 0; // test
}
return;
}
V_DriftPitch ( pparams );
if ( gEngfuncs.IsSpectateOnly() )
{
ent = gEngfuncs.GetEntityByIndex( g_iUser2 );
}
else
{
// ent is the player model ( visible when out of body )
ent = gEngfuncs.GetLocalPlayer();
}
// view is the weapon model (only visible from inside body )
view = gEngfuncs.GetViewModel();
// trigger_viewset - dont show weapon model when custom view is enabled
if (gHUD.viewFlags & 1)
view->model = NULL;
//LRC - don't show weapon models when we're drawing the sky.
if (gHUD.m_iSkyMode == SKY_ON)
{
savedviewmodel = view->model;
view->model = NULL;
}
// transform the view offset by the model's matrix to get the offset from
// model origin for the view
bob = V_CalcBob ( pparams );
// refresh position
VectorCopy ( pparams->simorg, pparams->vieworg );
pparams->vieworg[2] += ( bob );
VectorAdd( pparams->vieworg, pparams->viewheight, pparams->vieworg );
VectorCopy ( pparams->cl_viewangles, pparams->viewangles );
gEngfuncs.V_CalcShake();
gEngfuncs.V_ApplyShake( pparams->vieworg, pparams->viewangles, 1.0 );
// never let view origin sit exactly on a node line, because a water plane can
// dissapear when viewed with the eye exactly on it.
// FIXME, we send origin at 1/128 now, change this?
// the server protocol only specifies to 1/16 pixel, so add 1/32 in each axis
pparams->vieworg[0] += 1.0/32;
pparams->vieworg[1] += 1.0/32;
pparams->vieworg[2] += 1.0/32;
// Check for problems around water, move the viewer artificially if necessary
// -- this prevents drawing errors in GL due to waves
waterOffset = 0;
if ( pparams->waterlevel >= 2 )
{
int i, contents, waterDist, waterEntity;
vec3_t point;
waterDist = cl_waterdist->value;
if ( pparams->hardware )
{
waterEntity = gEngfuncs.PM_WaterEntity( pparams->simorg );
if ( waterEntity >= 0 && waterEntity < pparams->max_entities )
{
pwater = gEngfuncs.GetEntityByIndex( waterEntity );
if ( pwater && ( pwater->model != NULL ) )
{
waterDist += ( pwater->curstate.scale * 16 ); // Add in wave height
}
}
}
else
{
waterEntity = 0; // Don't need this in software
}
VectorCopy( pparams->vieworg, point );
// Eyes are above water, make sure we're above the waves
if ( pparams->waterlevel == 2 )
{
point[2] -= waterDist;
for ( i = 0; i < waterDist; i++ )
{
contents = gEngfuncs.PM_PointContents( point, NULL );
if ( contents > CONTENTS_WATER )
break;
point[2] += 1;
}
waterOffset = (point[2] + waterDist) - pparams->vieworg[2];
}
else
{
// eyes are under water. Make sure we're far enough under
point[2] += waterDist;
for ( i = 0; i < waterDist; i++ )
{
contents = gEngfuncs.PM_PointContents( point, NULL );
if ( contents <= CONTENTS_WATER )
break;
point[2] -= 1;
}
waterOffset = (point[2] - waterDist) - pparams->vieworg[2];
}
}
pparams->vieworg[2] += waterOffset;
V_CalcViewRoll ( pparams );
V_AddIdle ( pparams );
// offsets
VectorCopy( pparams->cl_viewangles, angles );
AngleVectors ( angles, pparams->forward, pparams->right, pparams->up );
// don't allow cheats in multiplayer
if ( pparams->maxclients <= 1 )
{
for ( i=0 ; i<3 ; i++ )
{
pparams->vieworg[i] += scr_ofsx->value*pparams->forward[i] + scr_ofsy->value*pparams->right[i] + scr_ofsz->value*pparams->up[i];
}
}
// Give gun our viewangles
VectorCopy ( pparams->cl_viewangles, view->angles );
// set up gun position
V_CalcGunAngle ( pparams );
// Use predicted origin as view origin.
VectorCopy ( pparams->simorg, view->origin );
view->origin[2] += ( waterOffset );
VectorAdd( view->origin, pparams->viewheight, view->origin );
// Let the viewmodel shake at about 10% of the amplitude
gEngfuncs.V_ApplyShake( view->origin, view->angles, 0.9 );
for ( i = 0; i < 3; i++ )
{
view->origin[ i ] += bob * 0.4 * pparams->forward[ i ];
}
view->origin[2] += bob;
// throw in a little tilt.
view->angles[YAW] -= bob * 0.5;
view->angles[ROLL] -= bob * 1;
view->angles[PITCH] -= bob * 0.3;
// pushing the view origin down off of the same X/Z plane as the ent's origin will give the
// gun a very nice 'shifting' effect when the player looks up/down. If there is a problem
// with view model distortion, this may be a cause. (SJB).
view->origin[2] -= 1;
// fudge position around to keep amount of weapon visible
// roughly equal with different FOV
if (pparams->viewsize == 110)
{
view->origin[2] += 1;
}
else if (pparams->viewsize == 100)
{
view->origin[2] += 2;
}
else if (pparams->viewsize == 90)
{
view->origin[2] += 1;
}
else if (pparams->viewsize == 80)
{
view->origin[2] += 0.5;
}
// Add in the punchangle, if any
VectorAdd ( pparams->viewangles, pparams->punchangle, pparams->viewangles );
// Include client side punch, too
VectorAdd ( pparams->viewangles, (float *)&ev_punchangle, pparams->viewangles);
V_DropPunchAngle ( pparams->frametime, (float *)&ev_punchangle );
// smooth out stair step ups
#if 1
if ( !pparams->smoothing && pparams->onground && pparams->simorg[2] - oldz > 0)
{
float steptime;
steptime = pparams->time - lasttime;
if (steptime < 0)
//FIXME I_Error ("steptime < 0");
steptime = 0;
oldz += steptime * 150;
if (oldz > pparams->simorg[2])
oldz = pparams->simorg[2];
if (pparams->simorg[2] - oldz > 18)
oldz = pparams->simorg[2]- 18;
pparams->vieworg[2] += oldz - pparams->simorg[2];
view->origin[2] += oldz - pparams->simorg[2];
}
else
{
oldz = pparams->simorg[2];
}
#endif
{
static float lastorg[3];
vec3_t delta;
VectorSubtract( pparams->simorg, lastorg, delta );
if ( Length( delta ) != 0.0 )
{
VectorCopy( pparams->simorg, ViewInterp.Origins[ ViewInterp.CurrentOrigin & ORIGIN_MASK ] );
ViewInterp.OriginTime[ ViewInterp.CurrentOrigin & ORIGIN_MASK ] = pparams->time;
ViewInterp.CurrentOrigin++;
VectorCopy( pparams->simorg, lastorg );
}
}
// Smooth out whole view in multiplayer when on trains, lifts
if ( cl_vsmoothing && cl_vsmoothing->value &&
( pparams->smoothing && ( pparams->maxclients > 1 ) ) )
{
int foundidx;
int i;
float t;
if ( cl_vsmoothing->value < 0.0 )
{
gEngfuncs.Cvar_SetValue( "cl_vsmoothing", 0.0 );
}
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 )
{
VectorSubtract( neworg, pparams->simorg, delta );
VectorAdd( pparams->simorg, delta, pparams->simorg );
VectorAdd( pparams->vieworg, delta, pparams->vieworg );
VectorAdd( view->origin, delta, view->origin );
}
}
}
}
// Store off v_angles before munging for third person
v_angles = pparams->viewangles;
v_lastAngles = pparams->viewangles;
// v_cl_angles = pparams->cl_viewangles; // keep old user mouse angles !
// override all previous settings if the viewent isn't the client
if ( pparams->viewentity > pparams->maxclients )
{
cl_entity_t *viewentity;
viewentity = gEngfuncs.GetEntityByIndex( pparams->viewentity );
if ( viewentity )
{
VectorCopy( viewentity->origin, pparams->vieworg );
VectorCopy( viewentity->angles, pparams->viewangles );
// Store off overridden viewangles
v_angles = pparams->viewangles;
}
}
lasttime = pparams->time;
v_origin = pparams->vieworg;
//LRC 1.8 - clear to the fog color (if any) on the first pass
if ( pparams->nextView == 0 )
{
ClearToFogColor();
}
//LRC 1.8 - no fog in the env_sky
if ( gHUD.m_iSkyMode != SKY_ON_DRAWING )
{
RenderFog();
}
if (gHUD.viewFlags & 1 && gHUD.m_iSkyMode == SKY_OFF) // custom view active (trigger_viewset) //AJH (added skymode check and copied function to above)
{
cl_entity_t *viewentity;
viewentity = gEngfuncs.GetEntityByIndex( gHUD.viewEntityIndex );
if (viewentity)
{
pparams->vieworg[0] = viewentity->origin[0];
pparams->vieworg[1] = viewentity->origin[1];
pparams->vieworg[2] = viewentity->origin[2];
pparams->vieworg[2] = viewentity->origin[2];
pparams->viewangles[0] = viewentity->angles[0];
pparams->viewangles[1] = viewentity->angles[1];
pparams->viewangles[2] = viewentity->angles[2];
pparams->crosshairangle[PITCH] = 100; // test // ugly method to remove crosshair from screen
if(gHUD.viewFlags & 8 ) //AJH Do we draw the player in the camera?
{
gHUD.m_iCameraMode=2;
}
if(gHUD.viewFlags & 4 ) //AJH Invert the x view angle again if we are using an item camera?
{
pparams->viewangles[0] = -viewentity->angles[0];
}
}
else
gEngfuncs.Con_Printf( "Warning : invalid view ent index: %i\n", gHUD.viewEntityIndex );
}
else
pparams->crosshairangle[PITCH] = 0; // test
// LRC - override the view position if we're drawing a sky, rather than the player's view
if (gHUD.m_iSkyMode >= SKY_ON && pparams->nextView == 0)
{
gHUD.m_iSkyMode = SKY_ON_DRAWING;
if (gHUD.m_iSkyScale == 0) //AJH No parallax (old behaviour)
{
pparams->vieworg[0] = gHUD.m_vecSkyPos.x;
pparams->vieworg[1] = gHUD.m_vecSkyPos.y;
pparams->vieworg[2] = gHUD.m_vecSkyPos.z;
}
else
{
VectorCopy(gHUD.m_vecSkyPos + v_origin/gHUD.m_iSkyScale,pparams->vieworg);
}
if (gHUD.viewFlags & 1)//AJH (to allow skys and cameras to coexist)
{
cl_entity_t *viewentity;
viewentity = gEngfuncs.GetEntityByIndex( gHUD.viewEntityIndex );
if (viewentity)
{
pparams->viewangles[0] = viewentity->angles[0];
pparams->viewangles[1] = viewentity->angles[1];
pparams->viewangles[2] = viewentity->angles[2];
}
else
gEngfuncs.Con_Printf( "Warning : invalid view ent index: %i\n", gHUD.viewEntityIndex );
}
pparams->nextView = 1;
}
}
//==========================
// V_CalcFirstPersonRefdef
//==========================
void V_CalcFirstPersonRefdef( struct ref_params_s *pparams )
{
V_DriftPitch( pparams );
float bob = V_CalcBob( pparams );
pparams->vieworg = pparams->simorg;
pparams->vieworg += pparams->viewheight;
pparams->vieworg.z += bob;
pparams->viewangles = pparams->cl_viewangles;
gEngfuncs.V_CalcShake();
gEngfuncs.V_ApplyShake( pparams->vieworg, pparams->viewangles, 1.0f );
V_CalcSendOrigin( pparams );
float waterOffset = V_CalcWaterLevel( pparams );
pparams->vieworg[2] += waterOffset;
V_CalcViewRoll( pparams );
V_AddIdle( pparams );
// offsets
AngleVectors( pparams->cl_viewangles, pparams->forward, pparams->right, pparams->up );
cl_entity_t *view = GET_VIEWMODEL();
Vector lastAngles = view->angles = pparams->cl_viewangles;
V_CalcGunAngle( pparams );
// use predicted origin as view origin.
view->origin = pparams->simorg;
view->origin += pparams->viewheight;
view->origin.z += waterOffset;
// Let the viewmodel shake at about 10% of the amplitude
gEngfuncs.V_ApplyShake( view->origin, view->angles, 0.9f );
view->origin += pparams->forward * bob * 0.4f;
view->origin.z += bob;
view->angles[PITCH] -= bob * 0.3f;
view->angles[YAW] -= bob * 0.5f;
view->angles[ROLL] -= bob * 1.0f;
view->origin.z -= 1;
// fudge position around to keep amount of weapon visible
// roughly equal with different FOV
if( pparams->viewsize == 110 )
{
view->origin[2] += 1;
}
else if( pparams->viewsize == 100 )
{
view->origin[2] += 2;
}
else if( pparams->viewsize == 90 )
{
view->origin[2] += 1;
}
else if( pparams->viewsize == 80 )
{
view->origin[2] += 0.5;
}
V_CalcViewModelLag( pparams, view->origin, view->angles, lastAngles );
pparams->viewangles += pparams->punchangle;
pparams->viewangles += ev_punchangle;
V_DropPunchAngle(pparams->frametime,ev_punchangle);
static float lasttime, oldz = 0;
if( !pparams->smoothing && pparams->onground && pparams->simorg[2] - oldz > 0.0f )
{
float steptime;
steptime = pparams->time - lasttime;
if( steptime < 0 ) steptime = 0;
oldz += steptime * 150.0f;
if( oldz > pparams->simorg[2] )
oldz = pparams->simorg[2];
if( pparams->simorg[2] - oldz > pparams->movevars->stepsize )
oldz = pparams->simorg[2] - pparams->movevars->stepsize;
pparams->vieworg[2] += oldz - pparams->simorg[2];
view->origin.z += oldz - pparams->simorg[2];
}
else
{
oldz = pparams->simorg[2];
}
lasttime = pparams->time;
// smooth player view in multiplayer
V_InterpolatePos( pparams );
}
/*
==================
V_CalcRefdef
==================
*/
void V_CalcNormalRefdef ( ref_params_t *pparams )
{
cl_entity_t *ent, *view;
int i;
Vector angles;
float bob, waterOffset;
static viewinterp_t ViewInterp;
static float oldz = 0;
static float lasttime;
Vector camAngles, camForward, camRight, camUp;
cl_entity_t *pwater;
V_DriftPitch ( pparams );
if ( gEngfuncs.IsSpectateOnly() )
{
ent = gEngfuncs.GetEntityByIndex( g_iUser2 );
}
else
{
// ent is the player model ( visible when out of body )
ent = gEngfuncs.GetLocalPlayer();
}
// view is the weapon model (only visible from inside body )
view = gEngfuncs.GetViewModel();
// transform the view offset by the model's matrix to get the offset from
// model origin for the view
bob = V_CalcBob ( pparams );
// refresh position
pparams->vieworg = pparams->simorg;
pparams->vieworg[2] += ( bob );
pparams->vieworg = pparams->vieworg + pparams->viewheight;
pparams->viewangles = pparams->cl_viewangles;
gEngfuncs.V_CalcShake();
gEngfuncs.V_ApplyShake( pparams->vieworg, pparams->viewangles, 1.0 );
// never let view origin sit exactly on a node line, because a water plane can
// dissapear when viewed with the eye exactly on it.
// FIXME, we send origin at 1/128 now, change this?
// the server protocol only specifies to 1/16 pixel, so add 1/32 in each axis
pparams->vieworg[0] += 1.0/32;
pparams->vieworg[1] += 1.0/32;
pparams->vieworg[2] += 1.0/32;
// Check for problems around water, move the viewer artificially if necessary
// -- this prevents drawing errors in GL due to waves
waterOffset = 0;
if ( pparams->waterlevel >= WATERLEVEL_WAIST )
{
int i, contents, waterDist, waterEntity;
Vector point;
waterDist = cl_waterdist->value;
if ( pparams->hardware )
{
waterEntity = gEngfuncs.PM_WaterEntity( pparams->simorg );
if ( waterEntity >= 0 && waterEntity < pparams->max_entities )
{
pwater = gEngfuncs.GetEntityByIndex( waterEntity );
if ( pwater && ( pwater->model != NULL ) )
{
waterDist += ( pwater->curstate.scale * 16 ); // Add in wave height
}
}
}
else
{
waterEntity = 0; // Don't need this in software
}
point = pparams->vieworg;
// Eyes are above water, make sure we're above the waves
if ( pparams->waterlevel == WATERLEVEL_WAIST )
{
point[2] -= waterDist;
for ( i = 0; i < waterDist; i++ )
{
contents = gEngfuncs.PM_PointContents( point, NULL );
if ( contents > CONTENTS_WATER )
break;
point[2] += 1;
}
waterOffset = (point[2] + waterDist) - pparams->vieworg[2];
}
else
{
// eyes are under water. Make sure we're far enough under
point[2] += waterDist;
for ( i = 0; i < waterDist; i++ )
{
contents = gEngfuncs.PM_PointContents( point, NULL );
if ( contents <= CONTENTS_WATER )
break;
point[2] -= 1;
}
waterOffset = (point[2] - waterDist) - pparams->vieworg[2];
}
}
pparams->vieworg[2] += waterOffset;
V_CalcViewRoll ( pparams );
V_AddIdle ( pparams );
// offsets
angles = pparams->cl_viewangles;
AngleVectors ( angles, pparams->forward, pparams->right, pparams->up );
// don't allow cheats in multiplayer
if ( pparams->maxclients <= 1 )
{
for ( i=0 ; i<3 ; i++ )
{
pparams->vieworg[i] += scr_ofsx->value*pparams->forward[i] + scr_ofsy->value*pparams->right[i] + scr_ofsz->value*pparams->up[i];
}
}
// Treating cam_ofs[2] as the distance
if( CL_IsThirdPerson() )
{
Vector ofs;
ofs[0] = ofs[1] = ofs[2] = 0.0;
CL_CameraOffset( ofs );
camAngles = ofs;
camAngles[ ROLL ] = 0;
AngleVectors( camAngles, camForward, camRight, camUp );
for ( i = 0; i < 3; i++ )
{
pparams->vieworg[ i ] += -ofs[2] * camForward[ i ];
}
}
// Give gun our viewangles
view->angles = pparams->cl_viewangles;
// set up gun position
V_CalcGunAngle ( pparams );
// Use predicted origin as view origin.
view->origin = pparams->simorg;
view->origin[2] += ( waterOffset );
view->origin = view->origin + pparams->viewheight;
// Let the viewmodel shake at about 10% of the amplitude
gEngfuncs.V_ApplyShake( view->origin, view->angles, 0.9 );
for ( i = 0; i < 3; i++ )
{
view->origin[ i ] += bob * 0.4 * pparams->forward[ i ];
}
view->origin[2] += bob;
// throw in a little tilt.
view->angles[YAW] -= bob * 0.5;
view->angles[ROLL] -= bob * 1;
view->angles[PITCH] -= bob * 0.3;
// pushing the view origin down off of the same X/Z plane as the ent's origin will give the
// gun a very nice 'shifting' effect when the player looks up/down. If there is a problem
// with view model distortion, this may be a cause. (SJB).
view->origin[2] -= 1;
// fudge position around to keep amount of weapon visible
// roughly equal with different FOV
if (pparams->viewsize == 110)
{
view->origin[2] += 1;
}
else if (pparams->viewsize == 100)
{
view->origin[2] += 2;
}
else if (pparams->viewsize == 90)
{
view->origin[2] += 1;
}
else if (pparams->viewsize == 80)
{
view->origin[2] += 0.5;
}
// Add in the punchangle, if any
pparams->viewangles = pparams->viewangles + pparams->punchangle;
// Include client side punch, too
pparams->viewangles = pparams->viewangles + ev_punchangle;
V_DropPunchAngle ( pparams->frametime, ev_punchangle );
// smooth out stair step ups
#if 1
if ( !pparams->smoothing && pparams->onground && pparams->simorg[2] - oldz > 0)
{
float steptime;
steptime = pparams->time - lasttime;
if (steptime < 0)
//FIXME I_Error ("steptime < 0");
steptime = 0;
oldz += steptime * 150;
if (oldz > pparams->simorg[2])
oldz = pparams->simorg[2];
if (pparams->simorg[2] - oldz > 18)
oldz = pparams->simorg[2]- 18;
pparams->vieworg[2] += oldz - pparams->simorg[2];
view->origin[2] += oldz - pparams->simorg[2];
}
else
{
oldz = pparams->simorg[2];
}
#endif
{
static Vector lastorg;
const Vector delta = pparams->simorg - lastorg;
if ( delta.Length() != 0.0 )
{
ViewInterp.Origins[ ViewInterp.CurrentOrigin & ORIGIN_MASK ] = pparams->simorg;
ViewInterp.OriginTime[ ViewInterp.CurrentOrigin & ORIGIN_MASK ] = pparams->time;
ViewInterp.CurrentOrigin++;
lastorg = pparams->simorg;
}
}
// Smooth out whole view in multiplayer when on trains, lifts
if ( cl_vsmoothing && cl_vsmoothing->value &&
( pparams->smoothing && ( pparams->maxclients > 1 ) ) )
{
int foundidx;
int i;
float t;
if ( cl_vsmoothing->value < 0.0 )
{
gEngfuncs.Cvar_SetValue( "cl_vsmoothing", 0.0 );
}
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
Vector delta;
double frac;
double dt;
Vector 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 );
delta = ViewInterp.Origins[ ( foundidx + 1 ) & ORIGIN_MASK ] - ViewInterp.Origins[ foundidx & ORIGIN_MASK ];
VectorMA( ViewInterp.Origins[ foundidx & ORIGIN_MASK ], frac, delta, neworg );
// Dont interpolate large changes
if ( delta.Length() < 64 )
{
delta = neworg - pparams->simorg;
pparams->simorg = pparams->simorg + delta;
pparams->vieworg = pparams->vieworg + delta;
view->origin = view->origin + delta;
}
}
}
}
// Store off v_angles before munging for third person
v_angles = pparams->viewangles;
v_client_aimangles = pparams->cl_viewangles;
v_lastAngles = pparams->viewangles;
// v_cl_angles = pparams->cl_viewangles; // keep old user mouse angles !
if ( CL_IsThirdPerson() )
{
pparams->viewangles = camAngles;
float pitch = camAngles[ 0 ];
// Normalize angles
if ( pitch > 180 )
pitch -= 360.0;
else if ( pitch < -180 )
pitch += 360;
// Player pitch is inverted
pitch /= -3.0;
// Slam local player's pitch value
ent->angles[ 0 ] = pitch;
ent->curstate.angles[ 0 ] = pitch;
ent->prevstate.angles[ 0 ] = pitch;
ent->latched.prevangles[ 0 ] = pitch;
}
// override all previous settings if the viewent isn't the client
if ( pparams->viewentity > pparams->maxclients )
{
cl_entity_t *viewentity;
viewentity = gEngfuncs.GetEntityByIndex( pparams->viewentity );
if ( viewentity )
{
pparams->vieworg = viewentity->origin;
pparams->viewangles = viewentity->angles;
// Store off overridden viewangles
v_angles = pparams->viewangles;
}
}
lasttime = pparams->time;
v_origin = pparams->vieworg;
}
