bool CBoneFollower::Init( CBaseEntity *pOwner, const char *pModelName, solid_t &solid, const Vector &position, const QAngle &orientation )
{
SetOwnerEntity( pOwner );
UTIL_SetModel( this, pModelName );
m_fEffects |= EF_NODRAW; // invisible
#if VISUALIZE_FOLLOWERS_BOUNDINGBOX
m_debugOverlays |= OVERLAY_BBOX_BIT;
#endif
m_modelIndex = modelinfo->GetModelIndex( pModelName );
m_solidIndex = solid.index;
SetAbsOrigin( position );
SetAbsAngles( orientation );
SetMoveType( MOVETYPE_PUSH );
SetSolid( SOLID_VPHYSICS );
SetCollisionGroup( pOwner->GetCollisionGroup() );
AddSolidFlags( FSOLID_CUSTOMRAYTEST | FSOLID_CUSTOMBOXTEST );
solid.params.pGameData = (void *)this;
IPhysicsObject *pPhysics = VPhysicsInitShadow( false, false, &solid );
if ( !pPhysics )
return false;
pPhysics->SetCallbackFlags( pPhysics->GetCallbackFlags() | CALLBACK_GLOBAL_TOUCH );
pPhysics->EnableGravity( false );
return true;
}
bool CBoneFollower::Init( CBaseEntity *pOwner, const char *pModelName, solid_t &solid, const Vector &position, const QAngle &orientation )
{
SetOwnerEntity( pOwner );
UTIL_SetModel( this, pModelName );
AddEffects( EF_NODRAW ); // invisible
m_modelIndex = modelinfo->GetModelIndex( pModelName );
m_solidIndex = solid.index;
SetAbsOrigin( position );
SetAbsAngles( orientation );
SetMoveType( MOVETYPE_PUSH );
SetSolid( SOLID_VPHYSICS );
SetCollisionGroup( pOwner->GetCollisionGroup() );
AddSolidFlags( FSOLID_CUSTOMRAYTEST | FSOLID_CUSTOMBOXTEST );
solid.params.pGameData = (void *)this;
IPhysicsObject *pPhysics = VPhysicsInitShadow( false, false, &solid );
if ( !pPhysics )
return false;
// we can't use the default model bounds because each entity is only one bone of the model
// so compute the OBB of the physics model and use that.
Vector mins, maxs;
physcollision->CollideGetAABB( &mins, &maxs, pPhysics->GetCollide(), vec3_origin, vec3_angle );
SetCollisionBounds( mins, maxs );
pPhysics->SetCallbackFlags( pPhysics->GetCallbackFlags() | CALLBACK_GLOBAL_TOUCH );
pPhysics->EnableGravity( false );
// This is not a normal shadow controller that is trying to go to a space occupied by an entity in the game physics
// This entity is not running PhysicsPusher(), so Vphysics is supposed to move it
// This line of code informs vphysics of that fact
if ( pOwner->IsNPC() )
{
pPhysics->GetShadowController()->SetPhysicallyControlled( true );
}
return true;
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
bool CTriggerPortalCleanser::TransferPhysicsObject( CBaseEntity *pFrom, CBaseEntity *pTo, bool wakeUp )
{
IPhysicsObject *pVPhysics = pFrom->VPhysicsGetObject();
if ( !pVPhysics || pVPhysics->IsStatic() )
return false;
Vector vecVelocity, vecAngular;
pVPhysics->GetVelocity( &vecVelocity, &vecAngular );
// clear out the pointer so it won't get deleted
pFrom->VPhysicsSwapObject( NULL );
// remove any AI behavior bound to it
pVPhysics->RemoveShadowController();
// transfer to the new owner
pTo->VPhysicsSetObject( pVPhysics );
pVPhysics->SetGameData( (void *)pTo );
pTo->VPhysicsUpdate( pVPhysics );
// may have been temporarily disabled by the old object
pVPhysics->EnableMotion( true );
pVPhysics->EnableGravity( false );
// Slow down and push up the object.
vecVelocity /= 2;
vecAngular /= 2;
vecVelocity.z += 10;
pVPhysics->SetVelocity( &vecVelocity, &vecAngular );
// Update for the new entity solid type
pVPhysics->RecheckCollisionFilter();
if ( wakeUp )
{
pVPhysics->Wake();
}
return true;
}
void CTFGrenadeNailProjectile::StartEmittingNails( void )
{
// 0.4 seconds later, emit nails
IPhysicsObject *pPhysicsObject = VPhysicsGetObject();
if ( pPhysicsObject )
{
m_pMotionController = physenv->CreateMotionController( &m_GrenadeController );
m_pMotionController->AttachObject( pPhysicsObject, true );
pPhysicsObject->EnableGravity( false );
pPhysicsObject->Wake();
}
QAngle ang(0,0,0);
Vector pos = GetAbsOrigin();
pos.z += 32;
m_GrenadeController.SetDesiredPosAndOrientation( pos, ang );
m_flNailAngle = 0;
m_iNumNailBurstsLeft = 40;
int animDesired = SelectWeightedSequence( ACT_RANGE_ATTACK1 );
ResetSequence( animDesired );
SetPlaybackRate( 1.0 );
Vector soundPosition = GetAbsOrigin() + Vector( 0, 0, 5 );
CPASAttenuationFilter filter( soundPosition );
EmitSound( filter, entindex(), "Weapon_Grenade_Nail.Launch" );
#ifdef GAME_DLL
SetThink( &CTFGrenadeNailProjectile::EmitNails );
SetNextThink( gpGlobals->curtime + 0.4 );
#endif
}
// UNDONE: Is this worth it?, just recreate the object instead? (that happens when this returns false anyway)
// recreating works, but is more expensive and won't inherit properties (velocity, constraints, etc)
bool TransferPhysicsObject( CBaseEntity *pFrom, CBaseEntity *pTo )
{
IPhysicsObject *pVPhysics = pFrom->VPhysicsGetObject();
if ( !pVPhysics || pVPhysics->IsStatic() )
return false;
// clear out the pointer so it won't get deleted
pFrom->VPhysicsSwapObject( NULL );
// remove any AI behavior bound to it
pVPhysics->RemoveShadowController();
// transfer to the new owner
pTo->VPhysicsSetObject( pVPhysics );
pVPhysics->SetGameData( (void *)pTo );
pTo->VPhysicsUpdate( pVPhysics );
// may have been temporarily disabled by the old object
pVPhysics->EnableMotion( true );
pVPhysics->EnableGravity( true );
// Update for the new entity solid type
pVPhysics->RecheckCollisionFilter();
return true;
}
bool CStatueProp::CreateVPhysicsFromOBBs( CBaseAnimating *pInitBaseAnimating )
{
// Make enough pointers to convexes for each hitbox
CPhysConvex **ppConvex = new (CPhysConvex*[ m_pInitOBBs->Count() ]);
float flTotalVolume = 0.0f;
float flTotalSurfaceArea = 0.0f;
for ( int i = 0; i < m_pInitOBBs->Count(); i++ )
{
const outer_collision_obb_t *pOBB = &((*m_pInitOBBs)[ i ]);
// Accumulate volume and area
Vector flDimentions = pOBB->vecMaxs - pOBB->vecMins;
flTotalVolume += flDimentions.x * flDimentions.y * flDimentions.z;
flTotalSurfaceArea += 2.0f * ( flDimentions.x * flDimentions.y + flDimentions.x * flDimentions.z + flDimentions.y * flDimentions.z );
// Get angled min and max extents
Vector vecMins, vecMaxs;
VectorRotate( pOBB->vecMins, pOBB->angAngles, vecMins );
VectorRotate( pOBB->vecMaxs, pOBB->angAngles, vecMaxs );
// Get the corners in world space
Vector vecMinCorner = pOBB->vecPos + vecMins;
Vector vecMaxCorner = pOBB->vecPos + vecMaxs;
// Get the normals of the hitbox in world space
Vector vecForward, vecRight, vecUp;
AngleVectors( pOBB->angAngles, &vecForward, &vecRight, &vecUp );
vecRight = -vecRight;
// Convert corners and normals to local space
Vector vecCornerLocal[ 2 ];
Vector vecNormalLocal[ 3 ];
matrix3x4_t matToWorld = EntityToWorldTransform();
VectorITransform( vecMaxCorner, matToWorld, vecCornerLocal[ 0 ] );
VectorITransform( vecMinCorner, matToWorld, vecCornerLocal[ 1 ] );
VectorIRotate( vecForward, matToWorld, vecNormalLocal[ 0 ] );
VectorIRotate( vecRight, matToWorld, vecNormalLocal[ 1 ] );
VectorIRotate( vecUp, matToWorld, vecNormalLocal[ 2 ] );
// Create 6 planes from the local oriented hit box data
float pPlanes[ 4 * 6 ];
for ( int iPlane = 0; iPlane < 6; ++iPlane )
{
int iPlaneMod2 = iPlane % 2;
int iPlaneDiv2 = iPlane / 2;
bool bOdd = ( iPlaneMod2 == 1 );
// Plane Normal
pPlanes[ iPlane * 4 + 0 ] = vecNormalLocal[ iPlaneDiv2 ].x * ( bOdd ? -1.0f : 1.0f );
pPlanes[ iPlane * 4 + 1 ] = vecNormalLocal[ iPlaneDiv2 ].y * ( bOdd ? -1.0f : 1.0f );
pPlanes[ iPlane * 4 + 2 ] = vecNormalLocal[ iPlaneDiv2 ].z * ( bOdd ? -1.0f : 1.0f );
// Plane D
pPlanes[ iPlane * 4 + 3 ] = ( vecCornerLocal[ iPlaneMod2 ].x * vecNormalLocal[ iPlaneDiv2 ].x +
vecCornerLocal[ iPlaneMod2 ].y * vecNormalLocal[ iPlaneDiv2 ].y +
vecCornerLocal[ iPlaneMod2 ].z * vecNormalLocal[ iPlaneDiv2 ].z ) * ( bOdd ? -1.0f : 1.0f );
}
// Create convex from the intersection of these planes
ppConvex[ i ] = physcollision->ConvexFromPlanes( pPlanes, 6, 0.0f );
}
// Make a single collide out of the group of convex boxes
CPhysCollide *pPhysCollide = physcollision->ConvertConvexToCollide( ppConvex, m_pInitOBBs->Count() );
delete[] ppConvex;
// Create the physics object
objectparams_t params = g_PhysDefaultObjectParams;
params.pGameData = static_cast<void *>( this );
int nMaterialIndex = physprops->GetSurfaceIndex( "ice" ); // use ice material
IPhysicsObject* p = physenv->CreatePolyObject( pPhysCollide, nMaterialIndex, GetAbsOrigin(), GetAbsAngles(), ¶ms );
Assert( p != NULL );
// Set velocity
Vector vecInitialVelocity = pInitBaseAnimating->GetAbsVelocity();
p->SetVelocity( &vecInitialVelocity, NULL );
// Compute mass
float flMass;
float flDensity, flThickness;
physprops->GetPhysicsProperties( nMaterialIndex, &flDensity, &flThickness, NULL, NULL );
// Make it more hollow
flThickness = MIN ( 1.0f, flThickness + 0.5f );
if ( flThickness > 0.0f )
{
flMass = flTotalSurfaceArea * flThickness * CUBIC_METERS_PER_CUBIC_INCH * flDensity;
}
else
{
// density is in kg/m^3, volume is in in^3
flMass = flTotalVolume * CUBIC_METERS_PER_CUBIC_INCH * flDensity;
}
// Mass is somewhere between the original and if it was all ice
p->SetMass( flMass );
// Yes, gravity
p->EnableGravity( true );
// Use this as our vphysics
VPhysicsSetObject( p );
SetSolid( SOLID_VPHYSICS );
AddSolidFlags( FSOLID_CUSTOMRAYTEST | FSOLID_CUSTOMBOXTEST );
SetMoveType( MOVETYPE_VPHYSICS );
m_pInitOBBs = NULL;
return true;
}
bool CStatueProp::CreateVPhysicsFromHitBoxes( CBaseAnimating *pInitBaseAnimating )
{
if ( !pInitBaseAnimating )
return false;
// Use the current animation sequence and cycle
CopyAnimationDataFrom( pInitBaseAnimating );
// Copy over any render color
color24 colorRender = pInitBaseAnimating->GetRenderColor();
SetRenderColor( colorRender.r, colorRender.g, colorRender.b );
SetRenderAlpha( pInitBaseAnimating->GetRenderAlpha() );
// Get hitbox data
CStudioHdr *pStudioHdr = GetModelPtr();
if ( !pStudioHdr )
return false;
mstudiohitboxset_t *set = pStudioHdr->pHitboxSet( m_nHitboxSet );
if ( !set )
return false;
Vector position;
QAngle angles;
// Make enough pointers to convexes for each hitbox
CPhysConvex **ppConvex = new (CPhysConvex*[ set->numhitboxes ]);
float flTotalVolume = 0.0f;
float flTotalSurfaceArea = 0.0f;
for ( int i = 0; i < set->numhitboxes; i++ )
{
// Get the hitbox info
mstudiobbox_t *pbox = set->pHitbox( i );
GetBonePosition( pbox->bone, position, angles );
// Accumulate volume and area
Vector flDimentions = pbox->bbmax - pbox->bbmin;
flTotalVolume += flDimentions.x * flDimentions.y * flDimentions.z;
flTotalSurfaceArea += 2.0f * ( flDimentions.x * flDimentions.y + flDimentions.x * flDimentions.z + flDimentions.y * flDimentions.z );
// Get angled min and max extents
Vector vecMins, vecMaxs;
VectorRotate( pbox->bbmin, angles, vecMins );
VectorRotate( pbox->bbmax, angles, vecMaxs );
// Get the corners in world space
Vector vecMinCorner = position + vecMins;
Vector vecMaxCorner = position + vecMaxs;
// Get the normals of the hitbox in world space
Vector vecForward, vecRight, vecUp;
AngleVectors( angles, &vecForward, &vecRight, &vecUp );
vecRight = -vecRight;
// Convert corners and normals to local space
Vector vecCornerLocal[ 2 ];
Vector vecNormalLocal[ 3 ];
matrix3x4_t matToWorld = EntityToWorldTransform();
VectorITransform( vecMaxCorner, matToWorld, vecCornerLocal[ 0 ] );
VectorITransform( vecMinCorner, matToWorld, vecCornerLocal[ 1 ] );
VectorIRotate( vecForward, matToWorld, vecNormalLocal[ 0 ] );
VectorIRotate( vecRight, matToWorld, vecNormalLocal[ 1 ] );
VectorIRotate( vecUp, matToWorld, vecNormalLocal[ 2 ] );
// Create 6 planes from the local oriented hit box data
float pPlanes[ 4 * 6 ];
for ( int iPlane = 0; iPlane < 6; ++iPlane )
{
int iPlaneMod2 = iPlane % 2;
int iPlaneDiv2 = iPlane / 2;
bool bOdd = ( iPlaneMod2 == 1 );
// Plane Normal
pPlanes[ iPlane * 4 + 0 ] = vecNormalLocal[ iPlaneDiv2 ].x * ( bOdd ? -1.0f : 1.0f );
pPlanes[ iPlane * 4 + 1 ] = vecNormalLocal[ iPlaneDiv2 ].y * ( bOdd ? -1.0f : 1.0f );
pPlanes[ iPlane * 4 + 2 ] = vecNormalLocal[ iPlaneDiv2 ].z * ( bOdd ? -1.0f : 1.0f );
// Plane D
pPlanes[ iPlane * 4 + 3 ] = ( vecCornerLocal[ iPlaneMod2 ].x * vecNormalLocal[ iPlaneDiv2 ].x +
vecCornerLocal[ iPlaneMod2 ].y * vecNormalLocal[ iPlaneDiv2 ].y +
vecCornerLocal[ iPlaneMod2 ].z * vecNormalLocal[ iPlaneDiv2 ].z ) * ( bOdd ? -1.0f : 1.0f );
}
// Create convex from the intersection of these planes
ppConvex[ i ] = physcollision->ConvexFromPlanes( pPlanes, 6, 0.0f );
}
// Make a single collide out of the group of convex boxes
CPhysCollide *pPhysCollide = physcollision->ConvertConvexToCollide( ppConvex, set->numhitboxes );
delete[] ppConvex;
// Create the physics object
objectparams_t params = g_PhysDefaultObjectParams;
params.pGameData = static_cast<void *>( this );
int nMaterialIndex = physprops->GetSurfaceIndex( "ice" ); // use ice material
IPhysicsObject* p = physenv->CreatePolyObject( pPhysCollide, nMaterialIndex, GetAbsOrigin(), GetAbsAngles(), ¶ms );
Assert( p != NULL );
// Set velocity
Vector vecInitialVelocity = pInitBaseAnimating->GetAbsVelocity();
p->SetVelocity( &vecInitialVelocity, NULL );
// Compute mass
float flMass;
float flDensity, flThickness;
physprops->GetPhysicsProperties( nMaterialIndex, &flDensity, &flThickness, NULL, NULL );
// Make it more hollow
flThickness = MIN ( 1.0f, flThickness + 0.5f );
if ( flThickness > 0.0f )
{
flMass = flTotalSurfaceArea * flThickness * CUBIC_METERS_PER_CUBIC_INCH * flDensity;
}
else
{
// density is in kg/m^3, volume is in in^3
flMass = flTotalVolume * CUBIC_METERS_PER_CUBIC_INCH * flDensity;
}
// Mass is somewhere between the original and if it was all ice
p->SetMass( flMass );
// Yes, gravity
p->EnableGravity( true );
// Use this as our vphysics
VPhysicsSetObject( p );
SetSolid( SOLID_VPHYSICS );
AddSolidFlags( FSOLID_CUSTOMRAYTEST | FSOLID_CUSTOMBOXTEST );
SetMoveType( MOVETYPE_VPHYSICS );
if ( pInitBaseAnimating != this )
{
// Transfer children from the init base animating
TransferChildren( pInitBaseAnimating, this );
CBaseEntity *pChild = FirstMoveChild();
while ( pChild )
{
CEntityFreezing *pFreezing = dynamic_cast<CEntityFreezing*>( pChild );
if ( pFreezing )
{
pFreezing->FinishFreezing();
}
pChild = pChild->NextMovePeer();
}
}
return true;
}
//-----------------------------------------------------------------------------
// Purpose: Called when an entity starts touching us.
// Input : pOther - The entity that is touching us.
//-----------------------------------------------------------------------------
void CTriggerPortalCleanser::StartTouch( CBaseEntity *pOther )
{
if ( PassesTriggerFilters(pOther) )
{
EHANDLE hOther;
hOther = pOther;
bool bAdded = false;
if ( m_hTouchingEntities.Find( hOther ) == m_hTouchingEntities.InvalidIndex() )
{
m_hTouchingEntities.AddToTail( hOther );
bAdded = true;
}
m_OnStartTouch.FireOutput(pOther, this);
if ( bAdded && ( m_hTouchingEntities.Count() == 1 ) )
{
// First entity to touch us that passes our filters
m_OnStartTouchAll.FireOutput( pOther, this );
}
if ( portal_cleanser_debug.GetBool() )
{
Msg("%s START-TOUCH: for %s\n", GetDebugName(), pOther->GetDebugName() );
}
if ( !pOther->IsPlayer() )
{
CBaseAnimating *pAnim = pOther->GetBaseAnimating();
if ( !pAnim )
return;
// Can't dissolve twice.
if ( pAnim->IsDissolving() )
return;
// Force player to drop this object.
Pickup_ForcePlayerToDropThisObject( pOther );
if ( !FClassnameIs( pOther, "prop_physics" ) )
{
if ( FClassnameIs( pOther, "simple_physics_prop" ) || FClassnameIs( pOther, "simple_physics_brush" ) )
{
// simple_physics_prop ?
return;
}
if ( portal_cleanser_debug.GetBool() )
{
Msg("%s IS CREATING: simple_physics_prop\n", GetDebugName());
}
// Other object needs to be replaced by simple_physics_prop.
pOther = CreateSimplePhysicsObject( pOther );
// Dissolve the entity.
CBaseAnimating *pAnim = pOther->GetBaseAnimating();
pAnim->Dissolve( NULL, gpGlobals->curtime, false, ENTITY_DISSOLVE_NORMAL );
if ( portal_cleanser_debug.GetBool() )
{
Msg("%s DISSOLVE SIMPLE PHYSICS: %s\n", GetDebugName(), pOther->GetDebugName() );
}
// Outputs
m_hActivator = pOther;
m_OnDissolve.FireOutput(m_hActivator, this);
return;
}
IPhysicsObject *pPhysics = pOther->VPhysicsGetObject();
if ( pPhysics )
{
// Dissolve the entity.
pAnim->Dissolve( NULL, gpGlobals->curtime, false, ENTITY_DISSOLVE_NORMAL );
if ( portal_cleanser_debug.GetBool() )
{
Msg("%s DISSOLVE PHYSICS: %s\n", GetDebugName(), pOther->GetDebugName() );
}
// Turn off the gravity for this object.
pPhysics->EnableGravity( false );
// Slow down and push up the object.
Vector vecVelocity, vecAngular;
pPhysics->GetVelocity( &vecVelocity, &vecAngular );
vecVelocity /= 2;
vecAngular /= 2;
vecVelocity.z += 10;
pPhysics->SetVelocity( &vecVelocity, &vecAngular );
// Outputs
m_hActivator = pOther;
m_OnDissolve.FireOutput(m_hActivator, this);
const char *pModelName = STRING( pOther->GetModelName() );
if ( Q_strstr( pModelName, "models/props/metal_box.mdl" ) )
{
m_OnDissolveBox.FireOutput(m_hActivator, this);
}
}
}
}
}