quake4-sdk/source/game/vehicle/VehicleRigid.cpp
2007-06-15 00:00:00 +00:00

163 lines
4 KiB
C++

//----------------------------------------------------------------
// Vehicle.cpp
//
// Copyright 2002-2004 Raven Software
//----------------------------------------------------------------
#include "../../idlib/precompiled.h"
#pragma hdrstop
#include "../Game_local.h"
#include "VehicleRigid.h"
CLASS_DECLARATION( rvVehicle, rvVehicleRigid )
END_CLASS
rvVehicleRigid::rvVehicleRigid ( void ) {
}
rvVehicleRigid::~rvVehicleRigid ( void ) {
SetPhysics( NULL );
}
/*
================
rvVehicleRigid::Spawn
================
*/
void rvVehicleRigid::Spawn( void ) {
physicsObj.SetSelf( this );
SetClipModel ( );
physicsObj.SetOrigin( GetPhysics()->GetOrigin ( ) );
physicsObj.SetAxis ( GetPhysics()->GetAxis ( ) );
physicsObj.SetContents( CONTENTS_BODY );
physicsObj.SetClipMask( MASK_PLAYERSOLID|CONTENTS_VEHICLECLIP );
physicsObj.SetFriction ( spawnArgs.GetFloat ( "friction_linear", "1" ), spawnArgs.GetFloat ( "friction_angular", "1" ), spawnArgs.GetFloat ( "friction_contact", "1" ) );
physicsObj.SetBouncyness ( spawnArgs.GetFloat ( "bouncyness", "0.6" ) );
physicsObj.SetGravity( gameLocal.GetGravity() );
SetPhysics( &physicsObj );
animator.CycleAnim ( ANIMCHANNEL_ALL, animator.GetAnim( spawnArgs.GetString( "anim", "idle" ) ), gameLocal.time, 0 );
BecomeActive( TH_THINK );
}
/*
================
rvVehicleRigid::SetClipModel
================
*/
void rvVehicleRigid::SetClipModel ( void ) {
idStr clipModelName;
idTraceModel trm;
float mass;
// rebuild clipmodel
spawnArgs.GetString( "clipmodel", "", clipModelName );
// load the trace model
if ( clipModelName.Length() ) {
if ( !collisionModelManager->TrmFromModel( gameLocal.GetMapName(), clipModelName, trm ) ) {
gameLocal.Error( "rvVehicleRigid '%s': cannot load collision model %s", name.c_str(), clipModelName.c_str() );
return;
}
physicsObj.SetClipModel( new idClipModel( trm ), spawnArgs.GetFloat ( "density", "1" ) );
} else {
physicsObj.SetClipModel( new idClipModel( GetPhysics()->GetClipModel() ), spawnArgs.GetFloat ( "density", "1" ) );
}
if ( spawnArgs.GetFloat ( "mass", "0", mass ) && mass > 0 ) {
physicsObj.SetMass ( mass );
}
}
/*
================
rvVehicleRigid::RunPrePhysics
================
*/
void rvVehicleRigid::RunPrePhysics ( void ) {
storedVelocity = physicsObj.GetLinearVelocity();
}
/*
================
rvVehicleRigid::RunPostPhysics
================
*/
void rvVehicleRigid::RunPostPhysics ( void ) {
if ( autoCorrectionBegin + 1250 > static_cast<unsigned>( gameLocal.time )) {
autoCorrectionBegin = 0;
float lengthSq = physicsObj.GetLinearVelocity().LengthSqr();
if ( !autoCorrectionBegin && ( ( storedVelocity * 0.4f ).LengthSqr() >= lengthSq ) || ( lengthSq < 0.01f ) ) {
autoCorrectionBegin = gameLocal.time;
}
}
if ( g_debugVehicle.GetInteger() == 10 ) {
gameLocal.Printf( "Speed: %f\n", physicsObj.GetLinearVelocity().Length() );
}
}
/*
================
rvVehicleRigid::WriteToSnapshot
================
*/
void rvVehicleRigid::WriteToSnapshot( idBitMsgDelta &msg ) const {
rvVehicle::WriteToSnapshot( msg );
physicsObj.WriteToSnapshot( msg );
}
/*
================
rvVehicleRigid::ReadFromSnapshot
================
*/
void rvVehicleRigid::ReadFromSnapshot( const idBitMsgDelta &msg ) {
rvVehicle::ReadFromSnapshot( msg );
physicsObj.ReadFromSnapshot( msg );
}
/*
================
rvVehicleRigid::Save
================
*/
void rvVehicleRigid::Save ( idSaveGame *savefile ) const {
savefile->WriteVec3 ( storedVelocity ); // cnicholson: Added unsaved var
savefile->WriteStaticObject ( physicsObj );
}
/*
================
rvVehicleRigid::Restore
================
*/
void rvVehicleRigid::Restore ( idRestoreGame *savefile ) {
savefile->ReadVec3 ( storedVelocity ); // cnicholson: Added unrestored var
physicsObj.SetSelf( this );
SetClipModel ( );
savefile->ReadStaticObject ( physicsObj );
RestorePhysics( &physicsObj );
}
/*
=====================
rvVehicleRigid::SkipImpulse
=====================
*/
bool rvVehicleRigid::SkipImpulse( idEntity* ent, int id ) {
return false;
}