void CGEObjectives::Paint( void )
{
C_GEPlayer *pPlayer = ToGEPlayer( C_BasePlayer::GetLocalPlayer() );
if ( !pPlayer || !m_pCardTexture )
return;
Vector myEyePos = pPlayer->EyePosition();
Vector myAbsPos = pPlayer->GetAbsOrigin();
int half_w = ScreenWidth() / 2,
half_h = ScreenHeight() / 2,
card_w = XRES(20),
card_h = XRES(20),
buffer = XRES(5),
off_upleft_x = m_iInnerBound,
off_lowleft_x = m_iInnerBound,
off_upright_x = ScreenWidth() - m_iInnerBound - card_w,
off_lowright_x = ScreenWidth() - m_iInnerBound - card_w;
vgui::HFont text_font = scheme()->GetIScheme( GetScheme() )->GetFont("GETargetID", true);
for ( int i=0; i < m_vObjectives.Count(); i++ )
{
GEObjective *obj = m_vObjectives[i];
Vector screen;
Vector objAbsPos;
// Calculate the current position based off of interpolation
VectorLerp(obj->last_pos, obj->curr_pos, (gpGlobals->curtime - obj->update_time) / RADAR_THINK_INT, objAbsPos );
// This lets us mess with the objective position without losing our "real" position
Vector objPos = objAbsPos;
int x = 0, y = 0;
float theta = 0;
CBaseEntity *pEnt = obj->hEnt.Get();
if ( pEnt )
{
// If we aren't dormant use our known position
if ( !pEnt->IsDormant() )
{
// Try to get our NPC's position if we are really a bot
C_GEBotPlayer *pBot = ToGEBotPlayer( pEnt );
if ( pBot && pBot->GetNPC() )
objPos = pBot->GetNPC()->GetAbsOrigin();
else
objPos = pEnt->GetAbsOrigin();
}
// Add our collision box which (usually) surrounds the entire entity
float height = pEnt->CollisionProp()->OBBMaxs().z;
// Add additional z for player specific reasons
if ( pEnt->IsPlayer() )
objPos.z += height + ToGEPlayer(pEnt)->GetHeadOffset();
else
objPos.z += max( height, 40.0f );
}
// Calculate parameters
Vector toEye = objPos - myEyePos;
float dist = toEye.Length();
// Check out min distance parameter
float alpha_mod = 1.0f;
if ( obj->min_dist > 0 )
alpha_mod = RemapValClamped( dist, obj->min_dist, obj->min_dist + 80, 0, 1.0f );
if ( alpha_mod == 0 )
continue;
// Find where on the screen to draw the indicator
// Note: we don't draw it behind us if we are really close
bool behind = ScreenTransform( objPos, screen ) && dist > OBJ_ABS_MIN_DIST;
if ( !behind && screen.x > -1.0 && screen.x < 1.0 )
{
x = half_w + screen.x*half_w - card_w/2;
y = half_h - screen.y*half_h - card_h;
// We are off-screen vertically, flip the card
if ( screen.y > 1.0 )
theta = M_PI;
}
else
{
bool onLeft = screen.x < 0;
// Calculate a new position for our object to make it "on-screen" at the same height
Vector forward;
pPlayer->EyeVectors( &forward );
Vector newPos;
VectorMA( myEyePos, dist, forward, newPos );
newPos.z = objPos.z;
if ( abs(toEye.z) > 100.0f )
newPos.z += toEye.z;
//debugoverlay->AddBoxOverlay( newPos, Vector(-5), Vector(5), vec3_angle, 255, 0, 0, 200, gpGlobals->frametime );
// Find our new screen coordinates
ScreenTransform( newPos, screen );
if ( screen.y > 0.97f )
{
// The obj is above us and off-screen
y = m_iInnerBound;
if ( onLeft )
{
x = off_upleft_x;
theta = 0.75 * M_PI;
off_upleft_x += card_w + buffer;
}
else
{
x = off_upright_x;
theta = 1.25 * M_PI;
off_upright_x -= card_w + buffer;
}
}
else if ( screen.y < -0.97f )
{
// The obj is below us and off-screen
y = ScreenHeight() - m_iInnerBound;
if ( onLeft )
{
x = off_lowleft_x;
theta = 0.25 * M_PI;
off_lowleft_x += card_w + buffer;
}
else
{
x = off_lowright_x;
theta = -0.25 * M_PI;
off_lowright_x -= card_w + buffer;
}
}
else
{
// The obj is "on-screen" and level with us
if ( onLeft )
{
x = m_iInnerBound;
y = half_h - screen.y*half_h;
theta = M_HALFPI;
}
else
{
x = ScreenWidth() - m_iInnerBound - card_w;
y = half_h - screen.y*half_h;
theta = -M_HALFPI;
}
}
}
// Default color is white
Color c = obj->color;
if ( c.a() == 0 )
c = Color( 255, 255, 255, 120 );
// Apply alpha mod
if ( (!behind && screen.x > -1.0 && screen.x < 1.0) )
c[3] *= alpha_mod;
// Bound our results
x = clamp( x, m_iInnerBound, ScreenWidth() - m_iInnerBound - card_w );
y = clamp( y, m_iInnerBound, ScreenHeight() - m_iInnerBound - card_h );
// Draw text (if defined) before applying pulse so we don't affect it's color
if ( obj->text[0] )
{
// This is where we clamp the size to 16
int txtX, txtY;
txtX = clamp( (x + card_w/2) - obj->txtW/2, XRES(3), ScreenWidth() - obj->txtW - XRES(3) );
txtY = y - obj->txtH - YRES(3);
if ( txtY < 0 )
txtY = y + card_h + YRES(3);
surface()->DrawSetTextColor( c );
surface()->DrawSetTextFont( text_font );
surface()->DrawSetTextPos( txtX, txtY );
surface()->DrawUnicodeString( obj->text );
}
// Apply Pulse
if ( obj->pulse )
{
float blink = SmoothCurve( obj->pulse_mod );
c[0] = c[0] + (blink * (255-c[0]) * 0.15f);
c[1] = c[1] + (blink * (255-c[1]) * 0.15f);
c[2] = c[2] + (blink * (255-c[2]) * 0.15f);
// Modulate the blink
obj->pulse_mod += 1.2f * gpGlobals->frametime;
if ( obj->pulse_mod > 1.0f )
obj->pulse_mod -= 1.0f;
}
m_pCardTexture->DrawSelfRotated( x, y, card_w, card_h, theta, c );
}
}
