Package processing.core

Examples of processing.core.PVector.mult()

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    PVector pos5 = new PVector(20,1);
    HCircle c4 = new HCircle(pos5,12);
    PVector projectV4 = p1.projectionVector(c4);
    PVector result4 = new PVector(10,1);
    result4.normalize();
    result4.mult((float)(12-Math.sqrt(101)));
    assertEquals(projectV4.x,result4.x,1e-6);
    assertEquals(projectV4.y,result4.y,1e-6);
   
    //Test with polygon that is not at (0,0) but rather (10,10)
    ArrayList<PVector> points2 = new ArrayList<PVector>();
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    assert v2 != null : "Physics.calculateImpulse: v2 must be a valid PVector";
    assert normal != null : "Physics.calculateImpulse: normal must be a valid PVector";
    assert !(normal.x == 0 && normal.y == 0) : "Physics.calculateImpulse: normal must be nonzero";
   
    PVector numerator = PVector.sub(v2, v1); // calculate relative velocity
    numerator.mult(-1 - elasticity);      // factor by elasticity
    float result = numerator.dot(normal);    // find normal component
    result /= normal.dot(normal);       // normalize
    result /= (1 / m1 + 1 / m2);       // factor in mass
   
    return PVector.mult(normal, result);
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  /**
   * @return  The absolute position of the rectangle's geometric center.
   */
  public PVector getCenter() {
    PVector center = PVector.add(_max, _min);
    center.mult(0.5f);
    center.add(_position);
    return center;
  }

  /**
 
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    //Projection vector is the unit vector pointing from this circle to other scaled by overlap
    if(collides) {
      float magnitude = sumRadii - distance;
      dir.normalize();
      dir.mult(magnitude);
      return dir;
    }
    else return null;
  }
 
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    PVector axis = PVector.sub(vertex, worldCenter);
    float overlap = _radius - axis.mag();
    if(overlap >= 0) {
      //Get projection vector
      axis.normalize();
      axis.mult(overlap);
      return axis;
    }
    else return null;
  }
 
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    float newRadius = interpolateRadius(origRadius);

    PVector orgFromCenter = new PVector(0, 0, 0);
    PVector.sub(origCoord, center, orgFromCenter);
    float n = PApplet.map(newRadius, 0, origRadius, 0, 1);
    orgFromCenter.mult(n);

    PVector.add(orgFromCenter, center, distCoord);
  }

  protected abstract float interpolateRadius(float radius);
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    float length = pointable.length();
    PVector direction = new PVector();
    direction.x = pointable.direction().getX();
    direction.y = pointable.direction().getY();
    direction.z = pointable.direction().getZ();
    direction.mult(length);
    anklePos =
        new Vector(pointable.tipPosition().getX() - direction.x, pointable.tipPosition().getY()
            - direction.y, pointable.tipPosition().getZ() - direction.z);

    return vectorToPVector(anklePos);
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