float CircleCollider::GetCenterY(bool relativeToEntity)
{
if (relativeToEntity)
return offset.y;
else
return GetEntityPosition().y + offset.y;
}
bool CircleCollider::IntersectsPoint(const Vector2& point, CollisionData *collisionData)
{
Vector2 ePos = GetEntityPosition();
Vector2 diff = point - (ePos + offset);
return (diff.IsInRange(radius));
}
void BattleManagerScreen::onEntityEffectEvent( CCObject* e )
{
GameEntityEffectEvt* evt = dynamic_cast<GameEntityEffectEvt*>(e);
if(!evt) return;
if( evt->name.compare("Death Grip") == 0 ) {
CCLog("death grip");
kmVec2 pOrigin;
kmVec2 pTarget;
if( !GetEntityPosition(evt->origin, pOrigin) || !GetEntityPosition(evt->target, pTarget) )
{
CCLog("aborting death grip evt due to invalid target(s)");
}
kmVec2 toTarget;
kmVec2Subtract(&toTarget, &pTarget, &pOrigin);
kmVec2 u_toTarget;
kmVec2Normalize(&u_toTarget, &toTarget);
float leashDistance = 1; //one game unit
kmVec2 dv;
kmVec2Scale(&dv, &u_toTarget, leashDistance );
kmVec2 posEnd;
kmVec2Add(&posEnd, &pOrigin, &dv);
//convert back to screen coordinates
kmVec2Scale(&posEnd, &posEnd, VIEW_UNIT_CONVERSION);
GameEntityView* tView = getViewForEntity(evt->target);
tView->setPosition(posEnd.x, posEnd.y);
}
}
//-----------------------------------------------------------------------------
// called when we're ticked...
//-----------------------------------------------------------------------------
void CEntityPanel::OnTick()
{
// Determine if panel parent should switch
ComputeParent();
// If we should shouldn't draw, don't bother with any of this
if ( !ShouldDraw() )
return;
// Update our current position
int sx, sy;
GetEntityPosition( sx, sy );
// Recalculate our size
ComputeAndSetSize();
// Set the position
SetPos( (int)(sx + m_OffsetX + 0.5f), (int)(sy + m_OffsetY + 0.5f));
}
bool CircleCollider::IntersectsLine(const Vector2& start, const Vector2& end, float lineRadius, CollisionData *collisionData)
{
//Algorithm stolen from: http://www.gamedev.net/topic/304578-finite-line-circle-intersection/page__view__findpost__p__2938618
Vector2 ePos = GetEntityPosition();
Vector2 dir = end - start;
Vector2 diff = (ePos + offset) - start;
float t = diff.Dot(dir) / dir.GetSquaredMagnitude();
if (t < 0.0f)
t = 0.0f;
if (t > 1.0f)
t = 1.0f;
Vector2 closest = (t * dir) + start;
Vector2 d = (ePos + offset) - closest;
if (collisionData)
{
collisionData->hitPoint = closest;
}
return d.GetSquaredMagnitude() <= (radius + lineRadius) * (radius + lineRadius);
}
void CHudPlayerOverlay::OnTick( )
{
BaseClass::OnTick();
if (!IsLocalPlayerInTactical() || !engine->IsInGame())
{
Hide();
return;
}
// Don't draw if I'm not visible in the tactical map
if ( MapData().IsEntityVisibleToTactical( GetEntity() ) == false )
{
Hide();
return;
}
// Don't draw it if I'm on team 0 (haven't decided on a team)
C_BaseTFPlayer *pPlayer = m_hPlayer.Get();
if (!pPlayer || (pPlayer->GetTeamNumber() == 0) || (pPlayer->GetClass() == TFCLASS_UNDECIDED))
{
Hide();
return;
}
SetVisible( true );
char *pName = g_PR->Get_Name( m_PlayerNum );
if ( pName )
{
m_pName->SetName( pName );
}
else
{
Hide();
return;
}
Vector pos, screen;
C_BaseTFPlayer *tf2player = dynamic_cast<C_BaseTFPlayer *>( GetEntity() );
int iteam = 0;
int iclass = 0;
if ( tf2player )
{
iteam = tf2player->GetTeamNumber();
iclass = tf2player->PlayerClass();
// FIXME: Get max health for player
m_pHealth->SetHealth( (float)tf2player->GetHealth() / (float)100.0f );
}
m_pClass->SetImage( 0 );
if ( iteam != 0 && iclass != TFCLASS_UNDECIDED )
m_pClass->SetTeamAndClass( iteam, iclass );
// Update our position on screen
int sx, sy;
GetEntityPosition( sx, sy );
// Set the position
SetPos( (int)(sx + m_OffsetX + 0.5f), (int)(sy + m_OffsetY + 0.5f));
// Add it in
m_pHealth->SetVisible( true );
m_pName->SetVisible( true );
m_pClass->SetVisible( true );
if ( MapData().m_Players[ m_PlayerNum - 1 ].m_bSelected )
{
m_pSelected->SetVisible( true );
}
else
{
m_pSelected->SetVisible( false );
}
if ( MapData().m_Players[ m_PlayerNum - 1 ].m_nSquadNumber != 0 )
{
char sz[ 32 ];
Q_snprintf( sz, sizeof( sz ), "%i", MapData().m_Players[ m_PlayerNum - 1 ].m_nSquadNumber );
m_pSquad->SetSquad( sz );
m_pSquad->SetVisible( true );
}
else
{
m_pSquad->SetVisible( false );
}
// Hide details if it's an enemy
if ( ArePlayersOnSameTeam( engine->GetPlayer(), m_PlayerNum ) == false )
{
m_pHealth->SetVisible( false );
m_pName->SetVisible( false );
m_pSelected->SetVisible( false );
m_pSquad->SetVisible( false );
// Only show class icon
m_pClass->SetVisible( true );
}
}
