void CShootingObject::RenderLight()
{
if ( light_render && light_time>0 )
{
Light_Render(get_CurrentFirePoint());
}
}
void CHelicopter::MGunFireStart()
{
if(!m_use_mgun_on_attack)
return;
if(FALSE==IsWorking() && m_enemy.bUseFireTrail){
//start calc fire trail
m_enemy.fStartFireTime = Device.fTimeGlobal;
Fvector fp = get_CurrentFirePoint();
Fvector ep = m_enemy.destEnemyPos;
//calc min firetrail length
float h = fp.y-ep.y;
if(h>0.0f){
float dl =h*tan(m_lim_x_rot.y);
float ds = fp.distance_to_xz(ep);
if(ds>dl){
float half_trail = ds-dl;
m_enemy.fire_trail_length_curr = half_trail*2.0f;
clamp(m_enemy.fire_trail_length_curr,0.0f,m_enemy.fire_trail_length_des);
// Msg("Start fire. Desired length=%f, cur_length=%f",m_enemy.fire_trail_length_des,m_enemy.fire_trail_length_curr);
}else
m_enemy.fire_trail_length_curr = m_enemy.fire_trail_length_des;
}else
m_enemy.fire_trail_length_curr = m_enemy.fire_trail_length_des;
}
CShootingObject::FireStart ();
}
void CHelicopter::OnShot ()
{
Fvector fire_pos,fire_dir;
fire_pos = get_CurrentFirePoint();
fire_dir = m_fire_dir;
float fire_trail_speed = 15.0f;
clamp (fire_trail_speed,GetCurrVelocity(),300.0f);
if(m_enemy.bUseFireTrail){
Fvector enemy_pos = m_enemy.destEnemyPos;
float dt = Device.fTimeGlobal - m_enemy.fStartFireTime; VERIFY(dt>=0);
float dist = m_enemy.fire_trail_length_curr - dt*fire_trail_speed;
if(dist<0)
{
MGunFireEnd ();
return ;
}
Fvector fp = fire_pos;
fp.y = enemy_pos.y;
Fvector fd;
fd.sub(enemy_pos,fp).normalize_safe();
if(dist > (m_enemy.fire_trail_length_curr/2.0f) ){
fd.mul(-1.0f);
dist = dist - (m_enemy.fire_trail_length_curr/2.0f);
}else{
dist = (m_enemy.fire_trail_length_curr/2.0f) - dist;
}
static float fire_trace_width = pSettings->r_float(*cNameSect(),"fire_trace_width");
enemy_pos.mad(fd,dist);
Fvector disp_dir;
disp_dir.random_point(fire_trace_width);
enemy_pos.add(disp_dir);
fire_dir.sub(enemy_pos,fire_pos).normalize_safe();
};
FireBullet(fire_pos, fire_dir, fireDispersionBase, m_CurrentAmmo, ID(), ID(), OnServer());
StartShotParticles ();
if(m_bLightShotEnabled)
Light_Start ();
StartFlameParticles ();
StartSmokeParticles (fire_pos, zero_vel);
OnShellDrop (fire_pos, zero_vel);
HUD_SOUND_ITEM::PlaySound (m_sndShot, fire_pos, this, false);
}
void CShootingObject::UpdateFlameParticles ()
{
if(0==m_sFlameParticlesCurrent.size()) return;
if(!m_pFlameParticles) return;
Fmatrix pos;
pos.set (get_ParticlesXFORM() );
pos.c.set (get_CurrentFirePoint() );
m_pFlameParticles->SetXFORM (pos);
if(!m_pFlameParticles->IsLooped() &&
!m_pFlameParticles->IsPlaying() &&
!m_pFlameParticles->PSI_alive())
{
m_pFlameParticles->Stop();
CParticlesObject::Destroy(m_pFlameParticles);
}
}
