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raysan5 2020-05-01 18:04:47 +02:00
parent 4583987fb9
commit af744b07c3
1 changed files with 13 additions and 6 deletions
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19
src/raymath.h
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@ -283,15 +283,22 @@ RMDEF Vector2 Vector2Rotate(Vector2 v, float degs)
return result; return result;
} }
// Move towards Target. // Move Vector towards target
RMDEF Vector2 Vector2MoveTowards( Vector2 v, Vector2 target, float maxDistance) RMDEF Vector2 Vector2MoveTowards(Vector2 v, Vector2 target, float maxDistance)
{ {
Vector2 result = { 0 }
float dx = target.x - v.x; float dx = target.x - v.x;
float dy = target.y - v.y; float dy = target.y - v.y;
float value = ( dx * dx ) + ( dy * dy ); float value = (dx*dx) + (dy*dy);
if ( value == 0 || ( maxDistance >= 0 && value <= maxDistance * maxDistance )) return target;
float result = sqrtf( value ); if ((value == 0) || ((maxDistance >= 0) && (value <= maxDistance*maxDistance))) result = target;
return (Vector2){ v.x + dx / result * maxDistance, v.y + dy / result * maxDistance };
float dist = sqrtf(value);
result.x = v.x + dx/dist*maxDistance;
result.y = v.y + dy/dist*maxDistance;
return result;
} }
//---------------------------------------------------------------------------------- //----------------------------------------------------------------------------------