gHitData Class Reference

Collaboration diagram for gHitData:

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List of all members.

Public Member Functions
	gHitData ()
bool	Hit () const
void	AddHit (const eCoord &origin, const eCoord &dir, const gSensor &sensor, int winding)
Public Attributes
const eHalfEdge *	edge
gSensorWallType	wallType
int	lr
REAL	distance
gCycle *	otherCycle
REAL	driveDistance
int	windingNumber

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Detailed Description

Definition at line 591 of file gAIBase.cpp.

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Constructor & Destructor Documentation

gHitData::gHitData

(

)

[inline]

Definition at line 603 of file gAIBase.cpp.

:edge(NULL), wallType(gSENSOR_NONE), otherCycle(NULL){}

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Member Function Documentation

bool gHitData::Hit

(

)

const [inline]

Definition at line 605 of file gAIBase.cpp.

{return edge;}

void gHitData::AddHit	(	const eCoord &	origin,
		const eCoord &	dir,
		const gSensor &	sensor,
		int	winding
	)			[inline]

Definition at line 607 of file gAIBase.cpp.

References eSensor::before_hit, gPlayerWall::Cycle(), EPS, eSensor::lr, gPlayerWall::Pos(), REAL, gSensor::type, and gPlayerWall::WindingNumber().

    {
        if (!sensor.ehit)
            return; // no hit, nothing to do

        /*
        REAL otherDist = eCoord::F(*sensor.ehit->Point(), dir)
                         - eCoord::F(origin, dir);

        {
            REAL otherDist2 = eCoord::F(*sensor.ehit->Other()->Point(), dir)
                              - eCoord::F(origin, dir);
            if (otherDist2 < otherDist)
                otherDist = otherDist2;
        }
        */
        REAL otherDist = eCoord::F( dir, sensor.before_hit - origin );

        if (otherDist < EPS)
            return; // the new hit is a wall we apparently drive along; nothing to do

        if (Hit() && distance < otherDist)
            return; // the hit that is already stored is more relevant. Ignore the new hit.

        // copy the relevant data
        edge     = sensor.ehit;
        wallType = sensor.type;
        lr       = sensor.lr;
        distance = otherDist;

        REAL alpha = edge->Ratio(sensor.before_hit);

        // get the extra information from the wall we hit:
        gPlayerWall *w = dynamic_cast<gPlayerWall*>(edge->GetWall());
        if (!w)
        {
            alpha = 1-alpha;
            w = dynamic_cast<gPlayerWall*>(edge->Other()->GetWall());
        }

        if (w)
        {
            otherCycle     = w->Cycle();
            driveDistance  = w->Pos(alpha);
            windingNumber  = w->WindingNumber() - winding;
        }
    }

Here is the call graph for this function:

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Member Data Documentation

const eHalfEdge* gHitData::edge

Definition at line 593 of file gAIBase.cpp.

Referenced by gAIPlayer::ThinkTrace().

gSensorWallType gHitData::wallType

Definition at line 594 of file gAIBase.cpp.

Referenced by gAIPlayer::EmergencySurvive(), gAIPlayer::ThinkSurvive(), and gAIPlayer::ThinkTrace().

int gHitData::lr

Definition at line 595 of file gAIBase.cpp.

Referenced by gAISensor::DetectLoop(), and gAIPlayer::EmergencySurvive().

REAL gHitData::distance

Definition at line 596 of file gAIBase.cpp.

gCycle* gHitData::otherCycle

Definition at line 599 of file gAIBase.cpp.

Referenced by gAISensor::DetectLoop(), and gAIPlayer::EmergencySurvive().

REAL gHitData::driveDistance

Definition at line 600 of file gAIBase.cpp.

Referenced by gAISensor::DetectLoop().

int gHitData::windingNumber

Definition at line 601 of file gAIBase.cpp.

Referenced by gAISensor::DetectLoop().

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The documentation for this class was generated from the following file:

• src/tron/gAIBase.cpp

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