void CMomentumGameMovement::CheckForLadders(bool wasOnGround)
{
if (!wasOnGround)
{
// If we're higher than the last place we were on the ground, bail - obviously we're not dropping
// past a ladder we might want to grab.
if (mv->GetAbsOrigin().z > player->m_lastStandingPos.z)
return;
Vector dir = -player->m_lastStandingPos + mv->GetAbsOrigin();
if (!dir.x && !dir.y)
{
// If we're dropping straight down, we don't know which way to look for a ladder. Oh well.
return;
}
dir.z = 0.0f;
float dist = dir.NormalizeInPlace();
if (dist > 64.0f)
{
// Don't grab ladders too far behind us.
return;
}
trace_t trace;
TracePlayerBBox(
mv->GetAbsOrigin(),
player->m_lastStandingPos - dir*(5 + dist),
(PlayerSolidMask() & (~CONTENTS_PLAYERCLIP)), COLLISION_GROUP_PLAYER_MOVEMENT, trace);
if (trace.fraction != 1.0f && OnLadder(trace) && trace.plane.normal.z != 1.0f)
{
if (player->CanGrabLadder(trace.endpos, trace.plane.normal))
{
player->SetMoveType(MOVETYPE_LADDER);
player->SetMoveCollide(MOVECOLLIDE_DEFAULT);
player->SetLadderNormal(trace.plane.normal);
mv->m_vecVelocity.Init();
// The ladder check ignored playerclips, to fix a bug exposed by de_train, where a clipbrush is
// flush with a ladder. This causes the above tracehull to fail unless we ignore playerclips.
// However, we have to check for playerclips before we snap to that pos, so we don't warp a
// player into a clipbrush.
TracePlayerBBox(
mv->GetAbsOrigin(),
player->m_lastStandingPos - dir*(5 + dist),
PlayerSolidMask(), COLLISION_GROUP_PLAYER_MOVEMENT, trace);
mv->SetAbsOrigin(trace.endpos);
}
}
}
else
{
player->m_lastStandingPos = mv->GetAbsOrigin();
}
}
bool CHL2GameMovement::CanUnduck()
{
trace_t trace;
Vector newOrigin;
VectorCopy(mv->GetAbsOrigin(), newOrigin);
if (player->GetGroundEntity() != NULL)
{
newOrigin += VEC_DUCK_HULL_MIN - VEC_HULL_MIN;
}
else
{
// If in air an letting go of croush, make sure we can offset origin to make
// up for uncrouching
Vector hullSizeNormal = VEC_HULL_MAX - VEC_HULL_MIN;
Vector hullSizeCrouch = VEC_DUCK_HULL_MAX - VEC_DUCK_HULL_MIN;
newOrigin += -0.5f * (hullSizeNormal - hullSizeCrouch);
}
UTIL_TraceHull(mv->GetAbsOrigin(), newOrigin, VEC_HULL_MIN, VEC_HULL_MAX, PlayerSolidMask(), player, COLLISION_GROUP_PLAYER_MOVEMENT, &trace);
if (trace.startsolid || (trace.fraction != 1.0f))
return false;
return true;
}
void CMomentumGameMovement::PlayerMove()
{
BaseClass::PlayerMove();
if (player->IsAlive())
{
// Check if our eye height is too close to the ceiling and lower it.
// This is needed because we have taller models with the old collision bounds.
const float eyeClearance = 12.0f; // eye pos must be this far below the ceiling
Vector offset = player->GetViewOffset();
Vector vHullMin = GetPlayerMins(player->m_Local.m_bDucked);
vHullMin.z = 0.0f;
Vector vHullMax = GetPlayerMaxs(player->m_Local.m_bDucked);
Vector start = player->GetAbsOrigin();
start.z += vHullMax.z;
Vector end = start;
end.z += eyeClearance - vHullMax.z;
end.z += player->m_Local.m_bDucked ? VEC_DUCK_VIEW.z : VEC_VIEW.z;
vHullMax.z = 0.0f;
Vector fudge(1, 1, 0);
vHullMin += fudge;
vHullMax -= fudge;
trace_t trace;
Ray_t ray;
ray.Init(start, end, vHullMin, vHullMax);
UTIL_TraceRay(ray, PlayerSolidMask(), mv->m_nPlayerHandle.Get(), COLLISION_GROUP_PLAYER_MOVEMENT, &trace);
if (trace.fraction < 1.0f)
{
float est = start.z + trace.fraction * (end.z - start.z) - player->GetAbsOrigin().z - eyeClearance;
if ((player->GetFlags() & FL_DUCKING) == 0 && !player->m_Local.m_bDucking && !player->m_Local.m_bDucked)
{
offset.z = est;
}
else
{
offset.z = min(est, offset.z);
}
player->SetViewOffset(offset);
}
else
{
if ((player->GetFlags() & FL_DUCKING) == 0 && !player->m_Local.m_bDucking && !player->m_Local.m_bDucked)
{
player->SetViewOffset(VEC_VIEW);
}
else if (player->m_Local.m_bDucked && !player->m_Local.m_bDucking)
{
player->SetViewOffset(VEC_DUCK_VIEW);
}
}
}
}
CBaseHandle CTFGameMovement::TestPlayerPosition( const Vector& pos, int collisionGroup, trace_t& pm )
{
if( tf_solidobjects.GetBool() == false )
return BaseClass::TestPlayerPosition( pos, collisionGroup, pm );
Ray_t ray;
ray.Init( pos, pos, GetPlayerMins(), GetPlayerMaxs() );
CTraceFilterObject traceFilter( mv->m_nPlayerHandle.Get(), collisionGroup );
enginetrace->TraceRay( ray, PlayerSolidMask(), &traceFilter, &pm );
if ( (pm.contents & PlayerSolidMask()) && pm.m_pEnt )
{
return pm.m_pEnt->GetRefEHandle();
}
else
{
return INVALID_EHANDLE_INDEX;
}
}
CBaseHandle CHL2WarsGameMovement::TestPlayerPosition( const Vector& pos, int collisionGroup, trace_t& pm )
{
if( player->GetMoveType() != MOVETYPE_STRATEGIC )
{
return CGameMovement::TestPlayerPosition( pos, collisionGroup, pm );
}
Ray_t ray;
ray.Init( pos, pos, GetPlayerMins(), GetPlayerMaxs() );
CTraceFilterWars traceFilter( mv->m_nPlayerHandle.Get(), collisionGroup );
enginetrace->TraceRay( ray, PlayerSolidMask(), &traceFilter, &pm );
if ( (pm.contents & PlayerSolidMask()) && pm.m_pEnt )
{
return pm.m_pEnt->GetRefEHandle();
}
else
{
return INVALID_EHANDLE_INDEX;
}
}
void CSDKGameMovement::CategorizePosition( void )
{
// Observer.
if ( player->IsObserver() )
return;
// Reset this each time we-recategorize, otherwise we have bogus friction when we jump into water and plunge downward really quickly
player->m_surfaceFriction = 1.0f;
// Doing this before we move may introduce a potential latency in water detection, but
// doing it after can get us stuck on the bottom in water if the amount we move up
// is less than the 1 pixel 'threshold' we're about to snap to. Also, we'll call
// this several times per frame, so we really need to avoid sticking to the bottom of
// water on each call, and the converse case will correct itself if called twice.
CheckWater();
// If standing on a ladder we are not on ground.
if ( player->GetMoveType() == MOVETYPE_LADDER )
{
SetGroundEntity( NULL );
return;
}
// Check for a jump.
if ( mv->m_vecVelocity.z > 250.0f )
{
SetGroundEntity( NULL );
return;
}
// Calculate the start and end position.
Vector vecStartPos = mv->GetAbsOrigin();
Vector vecEndPos( mv->GetAbsOrigin().x, mv->GetAbsOrigin().y, ( mv->GetAbsOrigin().z - 2.0f ) );
// NOTE YWB 7/5/07: Since we're already doing a traceline here, we'll subsume the StayOnGround (stair debouncing) check into the main traceline we do here to see what we're standing on
bool bUnderwater = ( player->GetWaterLevel() >= WL_Eyes );
bool bMoveToEndPos = false;
if ( player->GetMoveType() == MOVETYPE_WALK &&
player->GetGroundEntity() != NULL && !bUnderwater )
{
// if walking and still think we're on ground, we'll extend trace down by stepsize so we don't bounce down slopes
vecEndPos.z -= player->GetStepSize();
bMoveToEndPos = true;
}
trace_t trace;
TracePlayerBBox( vecStartPos, vecEndPos, PlayerSolidMask(), COLLISION_GROUP_PLAYER_MOVEMENT, trace );
// Steep plane, not on ground.
if ( trace.plane.normal.z < 0.7f )
{
// Test four sub-boxes, to see if any of them would have found shallower slope we could actually stand on.
TracePlayerBBoxForGround( vecStartPos, vecEndPos, GetPlayerMins(), GetPlayerMaxs(), mv->m_nPlayerHandle.Get(), PlayerSolidMask(), COLLISION_GROUP_PLAYER_MOVEMENT, trace );
if ( trace.plane.normal[2] < 0.7f )
{
// Too steep.
SetGroundEntity( NULL );
if ( ( mv->m_vecVelocity.z > 0.0f ) &&
( player->GetMoveType() != MOVETYPE_NOCLIP ) )
{
player->m_surfaceFriction = 0.25f;
}
}
else
{
SetGroundEntity( &trace );
}
}
else
{
// YWB: This logic block essentially lifted from StayOnGround implementation
if ( bMoveToEndPos &&
!trace.startsolid && // not sure we need this check as fraction would == 0.0f?
trace.fraction > 0.0f && // must go somewhere
trace.fraction < 1.0f ) // must hit something
{
float flDelta = fabs( mv->GetAbsOrigin().z - trace.endpos.z );
// HACK HACK: The real problem is that trace returning that strange value
// we can't network over based on bit precision of networking origins
if ( flDelta > 0.5f * COORD_RESOLUTION )
{
Vector org = mv->GetAbsOrigin();
org.z = trace.endpos.z;
mv->SetAbsOrigin( org );
}
}
SetGroundEntity( &trace );
}
}
void CSDKGameMovement::WalkMove( void )
{
#if defined ( SDK_USE_SPRINTING )
float flSpeedCheck = m_pSDKPlayer->GetAbsVelocity().Length2D();
bool bSprintButtonPressed = ( mv->m_nButtons & IN_SPEED ) > 0;
if( bSprintButtonPressed &&
( mv->m_nButtons & IN_FORWARD ) &&
#if defined ( SDK_USE_PRONE )
!m_pSDKPlayer->m_Shared.IsProne() &&
#endif
!m_pSDKPlayer->m_Shared.IsDucking() &&
flSpeedCheck > 80 )
{
m_pSDKPlayer->SetSprinting( true );
}
else
{
m_pSDKPlayer->SetSprinting( false );
}
#endif // SDK_USE_SPRINTING
// Get the movement angles.
Vector vecForward, vecRight, vecUp;
AngleVectors( mv->m_vecViewAngles, &vecForward, &vecRight, &vecUp );
vecForward.z = 0.0f;
vecRight.z = 0.0f;
VectorNormalize( vecForward );
VectorNormalize( vecRight );
// Copy movement amounts
float flForwardMove = mv->m_flForwardMove;
float flSideMove = mv->m_flSideMove;
// Find the direction,velocity in the x,y plane.
Vector vecWishDirection( ( ( vecForward.x * flForwardMove ) + ( vecRight.x * flSideMove ) ),
( ( vecForward.y * flForwardMove ) + ( vecRight.y * flSideMove ) ),
0.0f );
// Calculate the speed and direction of movement, then clamp the speed.
float flWishSpeed = VectorNormalize( vecWishDirection );
flWishSpeed = clamp( flWishSpeed, 0.0f, mv->m_flMaxSpeed );
// Accelerate in the x,y plane.
mv->m_vecVelocity.z = 0;
Accelerate( vecWishDirection, flWishSpeed, sv_accelerate.GetFloat() );
Assert( mv->m_vecVelocity.z == 0.0f );
// Clamp the players speed in x,y.
float flNewSpeed = VectorLength( mv->m_vecVelocity );
if ( flNewSpeed > mv->m_flMaxSpeed )
{
float flScale = ( mv->m_flMaxSpeed / flNewSpeed );
mv->m_vecVelocity.x *= flScale;
mv->m_vecVelocity.y *= flScale;
}
// Now reduce their backwards speed to some percent of max, if they are travelling backwards unless they are under some minimum
if ( sdk_clamp_back_speed.GetFloat() < 1.0 && VectorLength( mv->m_vecVelocity ) > sdk_clamp_back_speed_min.GetFloat() )
{
float flDot = DotProduct( vecForward, mv->m_vecVelocity );
// are we moving backwards at all?
if ( flDot < 0 )
{
Vector vecBackMove = vecForward * flDot;
Vector vecRightMove = vecRight * DotProduct( vecRight, mv->m_vecVelocity );
// clamp the back move vector if it is faster than max
float flBackSpeed = VectorLength( vecBackMove );
float flMaxBackSpeed = ( mv->m_flMaxSpeed * sdk_clamp_back_speed.GetFloat() );
if ( flBackSpeed > flMaxBackSpeed )
{
vecBackMove *= flMaxBackSpeed / flBackSpeed;
}
// reassemble velocity
mv->m_vecVelocity = vecBackMove + vecRightMove;
}
}
// Add base velocity to the player's current velocity - base velocity = velocity from conveyors, etc.
VectorAdd( mv->m_vecVelocity, player->GetBaseVelocity(), mv->m_vecVelocity );
// Calculate the current speed and return if we are not really moving.
float flSpeed = VectorLength( mv->m_vecVelocity );
if ( flSpeed < 1.0f )
{
// I didn't remove the base velocity here since it wasn't moving us in the first place.
mv->m_vecVelocity.Init();
return;
}
// Calculate the destination.
Vector vecDestination;
vecDestination.x = mv->GetAbsOrigin().x + ( mv->m_vecVelocity.x * gpGlobals->frametime );
vecDestination.y = mv->GetAbsOrigin().y + ( mv->m_vecVelocity.y * gpGlobals->frametime );
vecDestination.z = mv->GetAbsOrigin().z;
// Try moving to the destination.
trace_t trace;
TracePlayerBBox( mv->GetAbsOrigin(), vecDestination, PlayerSolidMask(), COLLISION_GROUP_PLAYER_MOVEMENT, trace );
if ( trace.fraction == 1.0f )
{
// Made it to the destination (remove the base velocity).
mv->SetAbsOrigin( trace.endpos );
VectorSubtract( mv->m_vecVelocity, player->GetBaseVelocity(), mv->m_vecVelocity );
// Save the wish velocity.
mv->m_outWishVel += ( vecWishDirection * flWishSpeed );
// Try and keep the player on the ground.
// NOTE YWB 7/5/07: Don't do this here, our version of CategorizePosition encompasses this test
// StayOnGround();
return;
}
// Now try and do a step move.
StepMove( vecDestination, trace );
// Remove base velocity.
Vector baseVelocity = player->GetBaseVelocity();
VectorSubtract( mv->m_vecVelocity, baseVelocity, mv->m_vecVelocity );
// Save the wish velocity.
mv->m_outWishVel += ( vecWishDirection * flWishSpeed );
// Try and keep the player on the ground.
// NOTE YWB 7/5/07: Don't do this here, our version of CategorizePosition encompasses this test
// StayOnGround();
}
//-----------------------------------------------------------------------------
// Purpose:
// Output : int
//-----------------------------------------------------------------------------
int CHL2WarsGameMovement::TryStrategicMove( Vector *pFirstDest, trace_t *pFirstTrace )
{
int bumpcount, numbumps;
Vector dir;
float d;
int numplanes;
Vector planes[MAX_CLIP_PLANES];
Vector primal_velocity, original_velocity;
Vector new_velocity;
int i, j;
trace_t pm;
Vector end;
float time_left, allFraction;
int blocked;
numbumps = 4; // Bump up to four times
blocked = 0; // Assume not blocked
numplanes = 0; // and not sliding along any planes
VectorCopy (mv->m_vecVelocity, original_velocity); // Store original velocity
VectorCopy (mv->m_vecVelocity, primal_velocity);
allFraction = 0;
time_left = gpGlobals->frametime; // Total time for this movement operation.
new_velocity.Init();
for (bumpcount=0 ; bumpcount < numbumps; bumpcount++)
{
if ( mv->m_vecVelocity.Length() == 0.0 )
break;
// Assume we can move all the way from the current origin to the
// end point.
VectorMA( mv->GetAbsOrigin(), time_left, mv->m_vecVelocity, end );
// See if we can make it from origin to end point.
TracePlayerBBox( mv->GetAbsOrigin(), end, PlayerSolidMask(), COLLISION_GROUP_PLAYER_MOVEMENT, pm );
allFraction += pm.fraction;
// If we started in a solid object, or we were in solid space
// the whole way, zero out our velocity and return that we
// are blocked by floor and wall.
if (pm.allsolid)
{
#if defined( PLAYER_GETTING_STUCK_TESTING )
Msg( "Trapped!!! :(\n" );
#endif
// entity is trapped in another solid
VectorCopy (vec3_origin, mv->m_vecVelocity);
return 4;
}
// If we moved some portion of the total distance, then
// copy the end position into the pmove.origin and
// zero the plane counter.
if( pm.fraction > 0 )
{
if ( numbumps > 0 && pm.fraction == 1 )
{
// There's a precision issue with terrain tracing that can cause a swept box to successfully trace
// when the end position is stuck in the triangle. Re-run the test with an uswept box to catch that
// case until the bug is fixed.
// If we detect getting stuck, don't allow the movement
trace_t stuck;
TracePlayerBBox( pm.endpos, pm.endpos, PlayerSolidMask(), COLLISION_GROUP_PLAYER_MOVEMENT, stuck );
if ( stuck.startsolid || stuck.fraction != 1.0f )
{
//Msg( "Player will become stuck!!!\n" );
VectorCopy (vec3_origin, mv->m_vecVelocity);
break;
}
}
#if defined( PLAYER_GETTING_STUCK_TESTING )
trace_t foo;
TracePlayerBBox( pm.endpos, pm.endpos, PlayerSolidMask(), COLLISION_GROUP_PLAYER_MOVEMENT, foo );
if ( foo.startsolid || foo.fraction != 1.0f )
{
Msg( "Player will become stuck!!!\n" );
}
#endif
// actually covered some distance
mv->SetAbsOrigin( pm.endpos);
VectorCopy (mv->m_vecVelocity, original_velocity);
numplanes = 0;
}
// If we covered the entire distance, we are done
// and can return.
if (pm.fraction == 1)
{
break; // moved the entire distance
}
// Save entity that blocked us (since fraction was < 1.0)
// for contact
// Add it if it's not already in the list!!!
MoveHelper( )->AddToTouched( pm, mv->m_vecVelocity );
// If the plane we hit has a high z component in the normal, then
// it's probably a floor
if (pm.plane.normal[2] > 0.7)
{
blocked |= 1; // floor
}
// If the plane has a zero z component in the normal, then it's a
// step or wall
if (!pm.plane.normal[2])
{
blocked |= 2; // step / wall
}
// Reduce amount of m_flFrameTime left by total time left * fraction
// that we covered.
time_left -= time_left * pm.fraction;
// Did we run out of planes to clip against?
if (numplanes >= MAX_CLIP_PLANES)
{
// this shouldn't really happen
// Stop our movement if so.
VectorCopy (vec3_origin, mv->m_vecVelocity);
//Con_DPrintf("Too many planes 4\n");
break;
}
// Set up next clipping plane
VectorCopy (pm.plane.normal, planes[numplanes]);
numplanes++;
// modify original_velocity so it parallels all of the clip planes
//
// reflect player velocity
// Only give this a try for first impact plane because you can get yourself stuck in an acute corner by jumping in place
// and pressing forward and nobody was really using this bounce/reflection feature anyway...
if ( numplanes == 1 &&
player->GetMoveType() == MOVETYPE_WALK &&
player->GetGroundEntity() == NULL )
{
for ( i = 0; i < numplanes; i++ )
{
if ( planes[i][2] > 0.7 )
{
// floor or slope
ClipVelocity( original_velocity, planes[i], new_velocity, 1 );
VectorCopy( new_velocity, original_velocity );
}
else
{
ClipVelocity( original_velocity, planes[i], new_velocity, 1.0 + sv_bounce.GetFloat() * (1 - player->m_surfaceFriction) );
}
}
VectorCopy( new_velocity, mv->m_vecVelocity );
VectorCopy( new_velocity, original_velocity );
}
else
{
for (i=0 ; i < numplanes ; i++)
{
ClipVelocity (
original_velocity,
planes[i],
mv->m_vecVelocity,
1);
for (j=0 ; j<numplanes ; j++)
if (j != i)
{
// Are we now moving against this plane?
if (mv->m_vecVelocity.Dot(planes[j]) < 0)
break; // not ok
}
if (j == numplanes) // Didn't have to clip, so we're ok
break;
}
// Did we go all the way through plane set
if (i != numplanes)
{ // go along this plane
// pmove.velocity is set in clipping call, no need to set again.
;
}
else
{ // go along the crease
if (numplanes != 2)
{
VectorCopy (vec3_origin, mv->m_vecVelocity);
break;
}
CrossProduct (planes[0], planes[1], dir);
dir.NormalizeInPlace();
d = dir.Dot(mv->m_vecVelocity);
VectorScale (dir, d, mv->m_vecVelocity );
}
//
// if original velocity is against the original velocity, stop dead
// to avoid tiny occilations in sloping corners
//
d = mv->m_vecVelocity.Dot(primal_velocity);
if (d <= 0)
{
//Con_DPrintf("Back\n");
VectorCopy (vec3_origin, mv->m_vecVelocity);
break;
}
}
}
if ( allFraction == 0 )
{
VectorCopy (vec3_origin, mv->m_vecVelocity);
}
#if 0
// Check if they slammed into a wall
float fSlamVol = 0.0f;
float fLateralStoppingAmount = primal_velocity.Length2D() - mv->m_vecVelocity.Length2D();
if ( fLateralStoppingAmount > PLAYER_MAX_SAFE_FALL_SPEED * 2.0f )
{
fSlamVol = 1.0f;
}
else if ( fLateralStoppingAmount > PLAYER_MAX_SAFE_FALL_SPEED )
{
fSlamVol = 0.85f;
}
PlayerRoughLandingEffects( fSlamVol );
#endif // 0
return blocked;
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
void CHL2WarsGameMovement::StrategicPlayerMove()
{
trace_t pm;
Vector move;
Vector forward, right, up;
Vector wishvel;
Vector wishdir;
float wishspeed, heightchange;
float maxspeed = strategic_cam_maxspeed.GetFloat(); // Server defined max speed
CHL2WarsPlayer *warsplayer = dynamic_cast<CHL2WarsPlayer *>( player );
if( !warsplayer )
return;
float speed = warsplayer->GetCamSpeed();
float maxacceleration = warsplayer->GetCamAcceleration();
float friction = warsplayer->GetCamFriction();
float stopspeed = warsplayer->GetCamStopSpeed();
// Determine our current height
warsplayer->CalculateHeight( mv->GetAbsOrigin() );
// Determine movement angles
AngleVectors (mv->m_vecViewAngles, &forward, &right, &up);
up.z = 0.0f;
right.z = 0.0f;
VectorNormalize (up);
VectorNormalize (right);
VectorNormalize (forward); // Zoom direction
// Copy movement amounts
// Assume max move is 450.0, so we can scale it to the correct speed value
// NOTE: Swapped fmove and umove in terms of usage.
float smove = (mv->m_flSideMove/450.0f) * speed;
float fmove = (mv->m_flForwardMove/450.0f) * speed;
float umove = (mv->m_flUpMove/450.0f) * speed; // Zoom when there is no map boundary
for (int i=0 ; i<2 ; i++) // Determine x and y parts of velocity
wishvel[i] = up[i]*fmove + right[i]*smove;
wishvel[2] = 0.0f;
if( warsplayer->GetCamHeight() != -1 && warsplayer->GetCamHeight() > 2.0f )
;//wishvel[2] = -warsplayer->GetCamHeight() * 4.0f; // Force player origin down
else
wishvel = wishvel + forward*umove*4.0; // Zooming is forward
VectorCopy (wishvel, wishdir); // Determine maginitude of speed of move
wishspeed = VectorNormalize(wishdir);
//
// Clamp to user defined wish speed
//
if (wishspeed > speed )
{
VectorScale (wishvel, speed/wishspeed, wishvel);
wishspeed = speed;
}
//
// Clamp to server defined max speed
//
if (wishspeed > maxspeed )
{
VectorScale (wishvel, maxspeed/wishspeed, wishvel);
wishspeed = maxspeed;
}
if ( maxacceleration > 0.0 )
{
// Set pmove velocity
Accelerate ( wishdir, wishspeed, maxacceleration );
float spd = VectorLength( mv->m_vecVelocity );
if (spd < 1.0f)
{
mv->m_vecVelocity.Init();
return;
}
// Bleed off some speed, but if we have less than the bleed
// threshhold, bleed the theshold amount.
float control = (spd < stopspeed) ? stopspeed : spd;
// Add the amount to the drop amount.
float drop = control * friction * gpGlobals->frametime;
// scale the velocity
float newspeed = spd - drop;
if (newspeed < 0)
newspeed = 0;
// Determine proportion of old speed we are using.
newspeed /= spd;
VectorScale( mv->m_vecVelocity, newspeed, mv->m_vecVelocity );
}
else
{
VectorCopy( wishvel, mv->m_vecVelocity );
}
#ifdef CLIENT_DLL
if( cl_showmovementspeed.GetInt() == player->entindex() )
{
engine->Con_NPrintf( 1, "CLIENT Movement speed: %6.1f | maxspeed: %6.1f | userspeed: %6.1f | pos: %6.1f %6.1f %6.1f | mins: %6.1f %6.1f %6.1f | maxs: %6.1f %6.1f %6.1f",
mv->m_vecVelocity.Length(), maxspeed, speed, mv->GetAbsOrigin().x, mv->GetAbsOrigin().y, mv->GetAbsOrigin().z,
GetPlayerMins().x, GetPlayerMins().y, GetPlayerMins().z, GetPlayerMaxs().x, GetPlayerMaxs().y, GetPlayerMaxs().z );
}
#else
if( sv_showmovementspeed.GetInt() == player->entindex() )
{
engine->Con_NPrintf( 3, "SERVER Movement speed: %6.1f | maxspeed: %6.1f | userspeed: %6.1f | pos: %6.1f %6.1f %6.1f | mins: %6.1f %6.1f %6.1f | maxs: %6.1f %6.1f %6.1f",
mv->m_vecVelocity.Length(), maxspeed, speed, mv->GetAbsOrigin().x, mv->GetAbsOrigin().y, mv->GetAbsOrigin().z,
GetPlayerMins().x, GetPlayerMins().y, GetPlayerMins().z, GetPlayerMaxs().x, GetPlayerMaxs().y, GetPlayerMaxs().z );
}
#endif // CLIENT_DLL
//CheckVelocity();
// Store current height
heightchange = mv->GetAbsOrigin().z;
if( warsplayer->GetCamHeight() != -1 )
{
//Vector vCamOffsetZ = Vector(0.0f, 0.0f, warsplayer->GetCameraOffset().z);
//TracePlayerBBox( mv->GetAbsOrigin(), warsplayer->GetCamGroundPos()+vCamOffsetZ, PlayerSolidMask(), COLLISION_GROUP_PLAYER_MOVEMENT, pm );
TracePlayerBBox( mv->GetAbsOrigin(), warsplayer->GetCamGroundPos()+Vector(0, 0, warsplayer->GetCamMaxHeight()-48.0f), PlayerSolidMask(), COLLISION_GROUP_PLAYER_MOVEMENT, pm );
mv->SetAbsOrigin( pm.endpos );
//NDebugOverlay::Box( warsplayer->GetCamGroundPos()+vCamOffsetZ, -Vector(16, 16, 16), Vector(16, 16, 16), 255, 0, 0, 255, gpGlobals->frametime );
}
// Try moving, only obstructed by the map boundaries.
Vector destination;
VectorMA( mv->GetAbsOrigin(), gpGlobals->frametime, mv->m_vecVelocity, destination );
TracePlayerBBox( mv->GetAbsOrigin(), destination, PlayerSolidMask(), COLLISION_GROUP_PLAYER_MOVEMENT, pm );
if (pm.fraction == 1)
{
mv->SetAbsOrigin( pm.endpos );
}
else
{
// Try moving straight along out normal path.
TryStrategicMove();
}
// Determine new height and return player to the ground
warsplayer->CalculateHeight( mv->GetAbsOrigin() );
if( warsplayer->GetCamHeight() != -1 )
{
TracePlayerBBox( mv->GetAbsOrigin(), warsplayer->GetCamGroundPos(), PlayerSolidMask(), COLLISION_GROUP_PLAYER_MOVEMENT, pm );
mv->SetAbsOrigin( pm.endpos );
//NDebugOverlay::Box( pm.endpos, -Vector(16, 16, 16), Vector(16, 16, 16), 0, 255, 0, 255, gpGlobals->frametime );
// Determine new height again :)
warsplayer->CalculateHeight( mv->GetAbsOrigin() );
}
// Determine height change and notify input
heightchange = mv->GetAbsOrigin().z - heightchange;
#ifdef CLIENT_DLL
if( heightchange > 0.1f )
{
}
#endif // CLIENT_DLL
//CheckVelocity();
// Zero out velocity if in noaccel mode
if ( maxacceleration < 0.0f )
{
mv->m_vecVelocity.Init();
}
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
void CTFGameMovement::WalkMove( void )
{
// Get the movement angles.
Vector vecForward, vecRight, vecUp;
AngleVectors( mv->m_vecViewAngles, &vecForward, &vecRight, &vecUp );
vecForward.z = 0.0f;
vecRight.z = 0.0f;
VectorNormalize( vecForward );
VectorNormalize( vecRight );
// Copy movement amounts
float flForwardMove = mv->m_flForwardMove;
float flSideMove = mv->m_flSideMove;
// Find the direction,velocity in the x,y plane.
Vector vecWishDirection( ( ( vecForward.x * flForwardMove ) + ( vecRight.x * flSideMove ) ),
( ( vecForward.y * flForwardMove ) + ( vecRight.y * flSideMove ) ),
0.0f );
// Calculate the speed and direction of movement, then clamp the speed.
float flWishSpeed = VectorNormalize( vecWishDirection );
flWishSpeed = clamp( flWishSpeed, 0.0f, mv->m_flMaxSpeed );
// Accelerate in the x,y plane.
mv->m_vecVelocity.z = 0;
Accelerate( vecWishDirection, flWishSpeed, sv_accelerate.GetFloat() );
Assert( mv->m_vecVelocity.z == 0.0f );
// Clamp the players speed in x,y.
if ( tf2c_groundspeed_cap.GetBool() )
{
float flNewSpeed = VectorLength(mv->m_vecVelocity);
if (flNewSpeed > mv->m_flMaxSpeed)
{
float flScale = (mv->m_flMaxSpeed / flNewSpeed);
mv->m_vecVelocity.x *= flScale;
mv->m_vecVelocity.y *= flScale;
}
}
// Now reduce their backwards speed to some percent of max, if they are travelling backwards
// unless they are under some minimum, to not penalize deployed snipers or heavies
if ( tf_clamp_back_speed.GetFloat() < 1.0 && VectorLength( mv->m_vecVelocity ) > tf_clamp_back_speed_min.GetFloat() )
{
float flDot = DotProduct( vecForward, mv->m_vecVelocity );
// are we moving backwards at all?
if ( flDot < 0 )
{
Vector vecBackMove = vecForward * flDot;
Vector vecRightMove = vecRight * DotProduct( vecRight, mv->m_vecVelocity );
// clamp the back move vector if it is faster than max
float flBackSpeed = VectorLength( vecBackMove );
float flMaxBackSpeed = ( mv->m_flMaxSpeed * tf_clamp_back_speed.GetFloat() );
if ( flBackSpeed > flMaxBackSpeed )
{
vecBackMove *= flMaxBackSpeed / flBackSpeed;
}
// reassemble velocity
mv->m_vecVelocity = vecBackMove + vecRightMove;
}
}
// Add base velocity to the player's current velocity - base velocity = velocity from conveyors, etc.
VectorAdd( mv->m_vecVelocity, player->GetBaseVelocity(), mv->m_vecVelocity );
// Calculate the current speed and return if we are not really moving.
float flSpeed = VectorLength( mv->m_vecVelocity );
if ( flSpeed < 1.0f )
{
// I didn't remove the base velocity here since it wasn't moving us in the first place.
mv->m_vecVelocity.Init();
return;
}
// Calculate the destination.
Vector vecDestination;
vecDestination.x = mv->GetAbsOrigin().x + ( mv->m_vecVelocity.x * gpGlobals->frametime );
vecDestination.y = mv->GetAbsOrigin().y + ( mv->m_vecVelocity.y * gpGlobals->frametime );
vecDestination.z = mv->GetAbsOrigin().z;
// Try moving to the destination.
trace_t trace;
TracePlayerBBox( mv->GetAbsOrigin(), vecDestination, PlayerSolidMask(), COLLISION_GROUP_PLAYER_MOVEMENT, trace );
if ( trace.fraction == 1.0f )
{
// Made it to the destination (remove the base velocity).
mv->SetAbsOrigin( trace.endpos );
VectorSubtract( mv->m_vecVelocity, player->GetBaseVelocity(), mv->m_vecVelocity );
// Save the wish velocity.
mv->m_outWishVel += ( vecWishDirection * flWishSpeed );
// Try and keep the player on the ground.
// NOTE YWB 7/5/07: Don't do this here, our version of CategorizePosition encompasses this test
// StayOnGround();
return;
}
// Now try and do a step move.
StepMove( vecDestination, trace );
// Remove base velocity.
Vector baseVelocity = player->GetBaseVelocity();
VectorSubtract( mv->m_vecVelocity, baseVelocity, mv->m_vecVelocity );
// Save the wish velocity.
mv->m_outWishVel += ( vecWishDirection * flWishSpeed );
// Try and keep the player on the ground.
// NOTE YWB 7/5/07: Don't do this here, our version of CategorizePosition encompasses this test
// StayOnGround();
#if 0
// Debugging!!!
Vector vecTestVelocity = mv->m_vecVelocity;
vecTestVelocity.z = 0.0f;
float flTestSpeed = VectorLength( vecTestVelocity );
if ( baseVelocity.IsZero() && ( flTestSpeed > ( mv->m_flMaxSpeed + 1.0f ) ) )
{
Msg( "Step Max Speed < %f\n", flTestSpeed );
}
if ( tf_showspeed.GetBool() )
{
Msg( "Speed=%f\n", flTestSpeed );
}
#endif
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
void CTFGameMovement::WaterMove( void )
{
int i;
float wishspeed;
Vector wishdir;
Vector start, dest;
Vector temp;
trace_t pm;
float speed, newspeed, addspeed, accelspeed;
// Determine movement angles.
Vector vecForward, vecRight, vecUp;
AngleVectors( mv->m_vecViewAngles, &vecForward, &vecRight, &vecUp );
// Calculate the desired direction and speed.
Vector vecWishVelocity;
int iAxis;
for ( iAxis = 0 ; iAxis < 3; ++iAxis )
{
vecWishVelocity[iAxis] = ( vecForward[iAxis] * mv->m_flForwardMove ) + ( vecRight[iAxis] * mv->m_flSideMove );
}
// Check for upward velocity (JUMP).
if ( mv->m_nButtons & IN_JUMP )
{
if ( player->GetWaterLevel() == WL_Eyes )
{
vecWishVelocity[2] += mv->m_flClientMaxSpeed;
}
}
// Sinking if not moving.
else if ( !mv->m_flForwardMove && !mv->m_flSideMove && !mv->m_flUpMove )
{
vecWishVelocity[2] -= 60;
}
// Move up based on view angle.
else
{
vecWishVelocity[2] += mv->m_flUpMove;
}
// Copy it over and determine speed
VectorCopy( vecWishVelocity, wishdir );
wishspeed = VectorNormalize( wishdir );
// Cap speed.
if (wishspeed > mv->m_flMaxSpeed)
{
VectorScale( vecWishVelocity, mv->m_flMaxSpeed/wishspeed, vecWishVelocity );
wishspeed = mv->m_flMaxSpeed;
}
// Slow us down a bit.
wishspeed *= 0.8;
// Water friction
VectorCopy( mv->m_vecVelocity, temp );
speed = VectorNormalize( temp );
if ( speed )
{
newspeed = speed - gpGlobals->frametime * speed * sv_friction.GetFloat() * player->m_surfaceFriction;
if ( newspeed < 0.1f )
{
newspeed = 0;
}
VectorScale (mv->m_vecVelocity, newspeed/speed, mv->m_vecVelocity);
}
else
{
newspeed = 0;
}
// water acceleration
if (wishspeed >= 0.1f) // old !
{
addspeed = wishspeed - newspeed;
if (addspeed > 0)
{
VectorNormalize(vecWishVelocity);
accelspeed = sv_accelerate.GetFloat() * wishspeed * gpGlobals->frametime * player->m_surfaceFriction;
if (accelspeed > addspeed)
{
accelspeed = addspeed;
}
for (i = 0; i < 3; i++)
{
float deltaSpeed = accelspeed * vecWishVelocity[i];
mv->m_vecVelocity[i] += deltaSpeed;
mv->m_outWishVel[i] += deltaSpeed;
}
}
}
VectorAdd (mv->m_vecVelocity, player->GetBaseVelocity(), mv->m_vecVelocity);
// Now move
// assume it is a stair or a slope, so press down from stepheight above
VectorMA (mv->GetAbsOrigin(), gpGlobals->frametime, mv->m_vecVelocity, dest);
TracePlayerBBox( mv->GetAbsOrigin(), dest, PlayerSolidMask(), COLLISION_GROUP_PLAYER_MOVEMENT, pm );
if ( pm.fraction == 1.0f )
{
VectorCopy( dest, start );
if ( player->m_Local.m_bAllowAutoMovement )
{
start[2] += player->m_Local.m_flStepSize + 1;
}
TracePlayerBBox( start, dest, PlayerSolidMask(), COLLISION_GROUP_PLAYER_MOVEMENT, pm );
if (!pm.startsolid && !pm.allsolid)
{
#if 0
float stepDist = pm.endpos.z - mv->GetAbsOrigin().z;
mv->m_outStepHeight += stepDist;
// walked up the step, so just keep result and exit
Vector vecNewWaterPoint;
VectorCopy( m_vecWaterPoint, vecNewWaterPoint );
vecNewWaterPoint.z += ( dest.z - mv->GetAbsOrigin().z );
bool bOutOfWater = !( enginetrace->GetPointContents( vecNewWaterPoint ) & MASK_WATER );
if ( bOutOfWater && ( mv->m_vecVelocity.z > 0.0f ) && ( pm.fraction == 1.0f ) )
{
// Check the waist level water positions.
trace_t traceWater;
UTIL_TraceLine( vecNewWaterPoint, m_vecWaterPoint, CONTENTS_WATER, player, COLLISION_GROUP_NONE, &traceWater );
if( traceWater.fraction < 1.0f )
{
float flFraction = 1.0f - traceWater.fraction;
// Vector vecSegment;
// VectorSubtract( mv->GetAbsOrigin(), dest, vecSegment );
// VectorMA( mv->GetAbsOrigin(), flFraction, vecSegment, mv->GetAbsOrigin() );
float flZDiff = dest.z - mv->GetAbsOrigin().z;
float flSetZ = mv->GetAbsOrigin().z + ( flFraction * flZDiff );
flSetZ -= 0.0325f;
VectorCopy (pm.endpos, mv->GetAbsOrigin());
mv->GetAbsOrigin().z = flSetZ;
VectorSubtract( mv->m_vecVelocity, player->GetBaseVelocity(), mv->m_vecVelocity );
mv->m_vecVelocity.z = 0.0f;
}
}
else
{
VectorCopy (pm.endpos, mv->GetAbsOrigin());
VectorSubtract( mv->m_vecVelocity, player->GetBaseVelocity(), mv->m_vecVelocity );
}
return;
#endif
float stepDist = pm.endpos.z - mv->GetAbsOrigin().z;
mv->m_outStepHeight += stepDist;
// walked up the step, so just keep result and exit
mv->SetAbsOrigin( pm.endpos );
VectorSubtract( mv->m_vecVelocity, player->GetBaseVelocity(), mv->m_vecVelocity );
return;
}
// Try moving straight along out normal path.
TryPlayerMove();
}
else
{
if ( !player->GetGroundEntity() )
{
TryPlayerMove();
VectorSubtract( mv->m_vecVelocity, player->GetBaseVelocity(), mv->m_vecVelocity );
return;
}
StepMove( dest, pm );
}
VectorSubtract( mv->m_vecVelocity, player->GetBaseVelocity(), mv->m_vecVelocity );
}
//-----------------------------------------------------------------------------
// Purpose: Does the basic move attempting to climb up step heights. It uses
// the mv->GetAbsOrigin() and mv->m_vecVelocity. It returns a new
// new mv->GetAbsOrigin(), mv->m_vecVelocity, and mv->m_outStepHeight.
//-----------------------------------------------------------------------------
void CTFGameMovement::StepMove( Vector &vecDestination, trace_t &trace )
{
trace_t saveTrace;
saveTrace = trace;
Vector vecEndPos;
VectorCopy( vecDestination, vecEndPos );
Vector vecPos, vecVel;
VectorCopy( mv->GetAbsOrigin(), vecPos );
VectorCopy( mv->m_vecVelocity, vecVel );
bool bLowRoad = false;
bool bUpRoad = true;
// First try the "high road" where we move up and over obstacles
if ( player->m_Local.m_bAllowAutoMovement )
{
// Trace up by step height
VectorCopy( mv->GetAbsOrigin(), vecEndPos );
vecEndPos.z += player->m_Local.m_flStepSize + DIST_EPSILON;
TracePlayerBBox( mv->GetAbsOrigin(), vecEndPos, PlayerSolidMask(), COLLISION_GROUP_PLAYER_MOVEMENT, trace );
if ( !trace.startsolid && !trace.allsolid )
{
mv->SetAbsOrigin( trace.endpos );
}
// Trace over from there
TryPlayerMove();
// Then trace back down by step height to get final position
VectorCopy( mv->GetAbsOrigin(), vecEndPos );
vecEndPos.z -= player->m_Local.m_flStepSize + DIST_EPSILON;
TracePlayerBBox( mv->GetAbsOrigin(), vecEndPos, PlayerSolidMask(), COLLISION_GROUP_PLAYER_MOVEMENT, trace );
// If the trace ended up in empty space, copy the end over to the origin.
if ( !trace.startsolid && !trace.allsolid )
{
mv->SetAbsOrigin( trace.endpos );
}
// If we are not on the standable ground any more or going the "high road" didn't move us at all, then we'll also want to check the "low road"
if ( ( trace.fraction != 1.0f &&
trace.plane.normal[2] < 0.7 ) || VectorCompare( mv->GetAbsOrigin(), vecPos ) )
{
bLowRoad = true;
bUpRoad = false;
}
}
else
{
bLowRoad = true;
bUpRoad = false;
}
if ( bLowRoad )
{
// Save off upward results
Vector vecUpPos, vecUpVel;
if ( bUpRoad )
{
VectorCopy( mv->GetAbsOrigin(), vecUpPos );
VectorCopy( mv->m_vecVelocity, vecUpVel );
}
// Take the "low" road
mv->SetAbsOrigin( vecPos );
VectorCopy( vecVel, mv->m_vecVelocity );
VectorCopy( vecDestination, vecEndPos );
TryPlayerMove( &vecEndPos, &saveTrace );
// Down results.
Vector vecDownPos, vecDownVel;
VectorCopy( mv->GetAbsOrigin(), vecDownPos );
VectorCopy( mv->m_vecVelocity, vecDownVel );
if ( bUpRoad )
{
float flUpDist = ( vecUpPos.x - vecPos.x ) * ( vecUpPos.x - vecPos.x ) + ( vecUpPos.y - vecPos.y ) * ( vecUpPos.y - vecPos.y );
float flDownDist = ( vecDownPos.x - vecPos.x ) * ( vecDownPos.x - vecPos.x ) + ( vecDownPos.y - vecPos.y ) * ( vecDownPos.y - vecPos.y );
// decide which one went farther
if ( flUpDist >= flDownDist )
{
mv->SetAbsOrigin( vecUpPos );
VectorCopy( vecUpVel, mv->m_vecVelocity );
// copy z value from the Low Road move
mv->m_vecVelocity.z = vecDownVel.z;
}
}
}
float flStepDist = mv->GetAbsOrigin().z - vecPos.z;
if ( flStepDist > 0 )
{
mv->m_outStepHeight += flStepDist;
}
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
void CTFGameMovement::CheckWaterJump( void )
{
Vector flatforward;
Vector flatvelocity;
float curspeed;
// Jump button down?
bool bJump = ( ( mv->m_nButtons & IN_JUMP ) != 0 );
Vector forward, right;
AngleVectors( mv->m_vecViewAngles, &forward, &right, NULL ); // Determine movement angles
// Already water jumping.
if (player->m_flWaterJumpTime)
return;
// Don't hop out if we just jumped in
if (mv->m_vecVelocity[2] < -180)
return; // only hop out if we are moving up
// See if we are backing up
flatvelocity[0] = mv->m_vecVelocity[0];
flatvelocity[1] = mv->m_vecVelocity[1];
flatvelocity[2] = 0;
// Must be moving
curspeed = VectorNormalize( flatvelocity );
#if 1
// Copy movement amounts
float fmove = mv->m_flForwardMove;
float smove = mv->m_flSideMove;
for ( int iAxis = 0; iAxis < 2; ++iAxis )
{
flatforward[iAxis] = forward[iAxis] * fmove + right[iAxis] * smove;
}
#else
// see if near an edge
flatforward[0] = forward[0];
flatforward[1] = forward[1];
#endif
flatforward[2] = 0;
VectorNormalize( flatforward );
// Are we backing into water from steps or something? If so, don't pop forward
if ( curspeed != 0.0 && ( DotProduct( flatvelocity, flatforward ) < 0.0 ) && !bJump )
return;
Vector vecStart;
// Start line trace at waist height (using the center of the player for this here)
vecStart= mv->GetAbsOrigin() + (GetPlayerMins() + GetPlayerMaxs() ) * 0.5;
Vector vecEnd;
VectorMA( vecStart, TF_WATERJUMP_FORWARD/*tf_waterjump_forward.GetFloat()*/, flatforward, vecEnd );
trace_t tr;
TracePlayerBBox( vecStart, vecEnd, PlayerSolidMask(), COLLISION_GROUP_PLAYER_MOVEMENT, tr );
if ( tr.fraction < 1.0 ) // solid at waist
{
IPhysicsObject *pPhysObj = tr.m_pEnt->VPhysicsGetObject();
if ( pPhysObj )
{
if ( pPhysObj->GetGameFlags() & FVPHYSICS_PLAYER_HELD )
return;
}
vecStart.z = mv->GetAbsOrigin().z + player->GetViewOffset().z + WATERJUMP_HEIGHT;
VectorMA( vecStart, TF_WATERJUMP_FORWARD/*tf_waterjump_forward.GetFloat()*/, flatforward, vecEnd );
VectorMA( vec3_origin, -50.0f, tr.plane.normal, player->m_vecWaterJumpVel );
TracePlayerBBox( vecStart, vecEnd, PlayerSolidMask(), COLLISION_GROUP_PLAYER_MOVEMENT, tr );
if ( tr.fraction == 1.0 ) // open at eye level
{
// Now trace down to see if we would actually land on a standable surface.
VectorCopy( vecEnd, vecStart );
vecEnd.z -= 1024.0f;
TracePlayerBBox( vecStart, vecEnd, PlayerSolidMask(), COLLISION_GROUP_PLAYER_MOVEMENT, tr );
if ( ( tr.fraction < 1.0f ) && ( tr.plane.normal.z >= 0.7 ) )
{
mv->m_vecVelocity[2] = TF_WATERJUMP_UP/*tf_waterjump_up.GetFloat()*/; // Push up
mv->m_nOldButtons |= IN_JUMP; // Don't jump again until released
player->AddFlag( FL_WATERJUMP );
player->m_flWaterJumpTime = 2000.0f; // Do this for 2 seconds
}
}
}
}
void CMomentumGameMovement::Duck(void)
{
int buttonsChanged = (mv->m_nOldButtons ^ mv->m_nButtons); // These buttons have changed this frame
int buttonsPressed = buttonsChanged & mv->m_nButtons; // The changed ones still down are "pressed"
int buttonsReleased = buttonsChanged & mv->m_nOldButtons; // The changed ones which were previously down are "released"
// Check to see if we are in the air.
bool bInAir = player->GetGroundEntity() == NULL && player->GetMoveType() != MOVETYPE_LADDER;
if (mv->m_nButtons & IN_DUCK)
{
mv->m_nOldButtons |= IN_DUCK;
}
else
{
mv->m_nOldButtons &= ~IN_DUCK;
}
if (IsDead())
{
// Unduck
if (player->GetFlags() & FL_DUCKING)
{
FinishUnDuck();
}
return;
}
HandleDuckingSpeedCrop();
if (player->m_duckUntilOnGround)
{
if (!bInAir)
{
player->m_duckUntilOnGround = false;
if (CanUnduck())
{
FinishUnDuck();
}
return;
}
else
{
if (mv->m_vecVelocity.z > 0.0f)
return;
// Check if we can un-duck. We want to unduck if we have space for the standing hull, and
// if it is less than 2 inches off the ground.
trace_t trace;
Vector newOrigin;
Vector groundCheck;
VectorCopy(mv->GetAbsOrigin(), newOrigin);
Vector hullSizeNormal = VEC_HULL_MAX - VEC_HULL_MIN;
Vector hullSizeCrouch = VEC_DUCK_HULL_MAX - VEC_DUCK_HULL_MIN;
newOrigin -= (hullSizeNormal - hullSizeCrouch);
groundCheck = newOrigin;
groundCheck.z -= player->GetStepSize();
UTIL_TraceHull(newOrigin, groundCheck, VEC_HULL_MIN, VEC_HULL_MAX, PlayerSolidMask(), player, COLLISION_GROUP_PLAYER_MOVEMENT, &trace);
if (trace.startsolid || trace.fraction == 1.0f)
return; // Can't even stand up, or there's no ground underneath us
player->m_duckUntilOnGround = false;
if (CanUnduck())
{
FinishUnDuck();
}
return;
}
}
// Holding duck, in process of ducking or fully ducked?
if ((mv->m_nButtons & IN_DUCK) || (player->m_Local.m_bDucking) || (player->GetFlags() & FL_DUCKING))
{
if (mv->m_nButtons & IN_DUCK)
{
bool alreadyDucked = (player->GetFlags() & FL_DUCKING) ? true : false;
if ((buttonsPressed & IN_DUCK) && !(player->GetFlags() & FL_DUCKING))
{
// Use 1 second so super long jump will work
player->m_Local.m_flDucktime = 1000;
player->m_Local.m_bDucking = true;
}
float duckmilliseconds = max(0.0f, 1000.0f - (float)player->m_Local.m_flDucktime);
float duckseconds = duckmilliseconds / 1000.0f;
//time = max( 0.0, ( 1.0 - (float)player->m_Local.m_flDucktime / 1000.0 ) );
if (player->m_Local.m_bDucking)
{
// Finish ducking immediately if duck time is over or not on ground
if ((duckseconds > TIME_TO_DUCK) ||
(player->GetGroundEntity() == NULL) ||
alreadyDucked)
{
FinishDuck();
}
else
{
// Calc parametric time
float duckFraction = SimpleSpline(duckseconds / TIME_TO_DUCK);
SetDuckedEyeOffset(duckFraction);
}
}
}
else
{
// Try to unduck unless automovement is not allowed
// NOTE: When not onground, you can always unduck
if (player->m_Local.m_bAllowAutoMovement || player->GetGroundEntity() == NULL)
{
if ((buttonsReleased & IN_DUCK) && (player->GetFlags() & FL_DUCKING))
{
// Use 1 second so super long jump will work
player->m_Local.m_flDucktime = 1000;
player->m_Local.m_bDucking = true; // or unducking
}
float duckmilliseconds = max(0.0f, 1000.0f - (float)player->m_Local.m_flDucktime);
float duckseconds = duckmilliseconds / 1000.0f;
if (CanUnduck())
{
if (player->m_Local.m_bDucking ||
player->m_Local.m_bDucked) // or unducking
{
// Finish ducking immediately if duck time is over or not on ground
if ((duckseconds > TIME_TO_UNDUCK) ||
(player->GetGroundEntity() == NULL))
{
FinishUnDuck();
}
else
{
// Calc parametric time
float duckFraction = SimpleSpline(1.0f - (duckseconds / TIME_TO_UNDUCK));
SetDuckedEyeOffset(duckFraction);
}
}
}
else
{
// Still under something where we can't unduck, so make sure we reset this timer so
// that we'll unduck once we exit the tunnel, etc.
player->m_Local.m_flDucktime = 1000;
}
}
}
}
}
