// ----------------------------------------------------------------------------
void CViewRadar::draw ()
{
CInterfaceManager *pIM = CInterfaceManager::getInstance();
CViewRenderer &rVR = pIM->getViewRenderer();
CEntityCL *user = EntitiesMngr.entity(0);
if (user == NULL) return;
CVectorD xyzRef = user->pos();
const CVector dir = user->front();
float angle = (float)(atan2(dir.y, dir.x) - (Pi / 2.0));
CMatrix mat;
mat.identity();
// Scale to transform from world to interface screen
mat.scale( CVector((float)(_WReal / _WorldSize), (float)(_HReal / _WorldSize), 1) );
// local to user
mat.rotateZ(-angle);
xyzRef.z = 0;
mat.translate(-xyzRef);
float maxSqrRadius= (float)sqr(_WorldSize/2);
for (sint32 i = 1; i < 256; ++i)
{
CEntityCL *entity = EntitiesMngr.entity(i);
if (entity == NULL) continue;
// if the entity must not be shown in radar
if(!entity->getDisplayInRadar())
continue;
// get entity pos
CVectorD xyz = entity->pos();
xyz.z = 0;
// if the distance is too big so do not display the entity
if ((sqr(xyz.x - xyzRef.x)+sqr(xyz.y - xyzRef.y)) > maxSqrRadius) continue;
// Transform the dot
xyz = mat * xyz;
// Convert to screen
sint32 x = OptFastFloor((float)xyz.x);
sint32 y = OptFastFloor((float)xyz.y);
CRGBA col = entity->getColor();
if(getModulateGlobalColor())
col.modulateFromColor (col, pIM->getGlobalColorForContent());
else
col.A = (uint8)(((sint32)col.A*((sint32)pIM->getGlobalColorForContent().A+1))>>8);
// Select the icon to display and draw it
uint spotId = CNPCIconCache::getInstance().getNPCIcon(entity).getSpotId();
CRadarSpotDesc spotDesc = _SpotDescriptions[spotId];
if (!_MissionIconsObs._displayMissionSpots)
spotDesc = _SpotDescriptions[0];
if (spotDesc.isMissionSpot)
col = CRGBA(255, 255, 255, 255);
if (entity->isTarget())
spotId = 4; // to make it over other spots
// Draw it (and make sure mission icons are drawn over regular dot; caution: don't exceed the render layer range)
if (spotDesc.isMissionSpot && _MiniMissionSpotsObs._displayMiniMissionSpots)
rVR.drawRotFlipBitmap (_RenderLayer+spotId, _XReal+x-(spotDesc.MTxW/2)+(_WReal/2), _YReal+y-(spotDesc.MTxH/2)+(_HReal/2),
spotDesc.MTxW, spotDesc.MTxH, 0, false, spotDesc.MiniTextureId, col );
else
rVR.drawRotFlipBitmap (_RenderLayer+spotId, _XReal+x-(spotDesc.TxW/2)+(_WReal/2), _YReal+y-(spotDesc.TxH/2)+(_HReal/2),
spotDesc.TxW, spotDesc.TxH, 0, false, spotDesc.TextureId, col );
}
}
