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This commit is contained in:
Charles 2001-01-18 19:18:39 +00:00
parent fe63f8da7b
commit 6b7e229ee1
5 changed files with 477 additions and 56 deletions
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34
source/enemy/npcpath.cpp
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@ -11,19 +11,19 @@
===========================================================================*/
#ifndef __ENEMY_NCPPATH_H__
#include "enemy\ncppath.h"
#ifndef __ENEMY_NPCPATH_H__
#include "enemy\npcpath.h"
#endif
bool CNpcWaypoint::isPointNear( DVECTOR testPos )
bool CNpcWaypoint::isPointNear( DVECTOR testPos, s32 *xDist, s32 *yDist )
{
s32 xDistSqr, yDistSqr;
xDistSqr = testPos.vx - this->pos.vx;
xDistSqr *= xDistSqr;
*xDist = testPos.vx - this->pos.vx;
xDistSqr = (*xDist) * (*xDist);
yDistSqr = testPos.vy - this->pos.vy;
yDistSqr *= yDistSqr;
*yDist = testPos.vy - this->pos.vy;
yDistSqr = (*yDist) * (*yDist);
if ( xDistSqr + yDistSqr < 100 )
{
@ -42,7 +42,7 @@ void CNpcPath::initPath()
for ( loop = 0 ; loop < NPC_MAX_WAYPOINTS ; loop++ )
{
waypoint[loop].pos.vx = 0;
waypoint[loop].pox.vy = 0;
waypoint[loop].pos.vy = 0;
}
pathType = SINGLE_USE_PATH;
@ -55,7 +55,7 @@ void CNpcPath::addWaypoint( DVECTOR newPos )
{
if ( waypointCount < NPC_MAX_WAYPOINTS )
{
waypoint[waypointCount] = newPos;
waypoint[waypointCount].pos = newPos;
waypointCount++;
}
}
@ -69,7 +69,7 @@ bool CNpcPath::incPath()
{
if ( !reversePath )
{
if ( currentWaypoint < waypointCount )
if ( currentWaypoint < waypointCount - 1 )
{
currentWaypoint++;
}
@ -117,14 +117,18 @@ bool CNpcPath::incPath()
return( false );
}
void CNpcPath::think( DVECTOR currentPos )
s32 CNpcPath::think( DVECTOR currentPos, bool *pathComplete )
{
CNpcWaypoint *currentWaypoint;
s32 xDist, yDist;
currentWaypoint = &waypoint[currentWaypoint]
*pathComplete = false;
if ( currentWaypoint->isPointNear( currentPos ) )
if ( waypoint[currentWaypoint].isPointNear( currentPos, &xDist, &yDist ) )
{
incPath();
*pathComplete = incPath();
}
s32 headingToTarget = ratan2( -yDist, -xDist );
return( headingToTarget );
}