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Added functions: SetVelocity() & SetLinearPos()

Charles Spurrill 2009-12-13 01:08:19 -08:00
parent 56328f05d8
commit 9e47a5d4e8
1 changed files with 24 additions and 0 deletions
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24
planet/System.c4g/Commits.c
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@ -208,3 +208,27 @@ global func MaterialDepthCheck(int iX,int iY,string szMaterial,int iDepth)
}
if(iTravelled==iDepth) return(true);
}
global func SetVelocity(int iAngle, int iSpeed)
{
// Sets an object's velocity
var iX= Sin(180-iAngle,iSpeed);
var iY= Cos(180-iAngle,iSpeed);
SetXDir(iX);
SetYDir(iY);
}
global func SetLinearPos(int iAngle, int iDistance, int iX, int iY, bool iRelativeX)
{
// iDistance: Distance object travels on angle. Offset from calling object.
// iX: X offset from container's cente
// iY: Y offset from container's center
// iRelativeX: if true, makes the X offset relative to container direction. (iX=+30 will become iX=-30 when Clonk turns left. This way offset always stays in front of a Clonk.)
var iXOffset=Sin(180-iAngle, iDistance);
var iYOffset=Cos(180-iAngle, iDistance);
if(Contained()!=nil && iRelativeX==true) { if(Contained()->GetDir()==0) iX=-(iX); }
SetPosition(GetX()+iXOffset+iX,GetY()+iYOffset+iY) && SetR(iAngle);
}