src/geometry/FakeLens.cpp

   1 /*
   2  * FakeLens.cpp
   3  *
   4  *  Created on: Apr 24, 2012
   5  *      Author: holy
   6  */
   7
   8 #include "FakeLens.h"
   9
  10 #include "Circle.h"
  11
  12
  13 #include <iostream>
  14 using namespace std;
  15
  16
  17 namespace geometry {
  18
  19 bool FakeLens::Overlaps(const Shape &other, Vector &normal) const {
  20         if (other.Overlaps(*this, normal)) {
  21                 normal *= -1;
  22                 return true;
  23         } else {
  24                 return false;
  25         }
  26 }
  27
  28 bool FakeLens::Overlaps(const AABB &other, Vector &normal) const {
  29         if (AABB::Overlaps(other, normal)) {
  30                 MessUpNormal(normal, other);
  31                 return true;
  32         } else {
  33                 return false;
  34         }
  35 }
  36
  37 bool FakeLens::Overlaps(const Circle &other, Vector &normal) const {
  38         if (AABB::Overlaps(other, normal)) {
  39                 MessUpNormal(normal, other);
  40                 return true;
  41         } else {
  42                 return false;
  43         }
  44 }
  45
  46 bool FakeLens::Overlaps(const FakeLens &other, Vector &normal) const {
  47         if (AABB::Overlaps(static_cast<const AABB &>(other), normal)) {
  48                 MessUpNormal(normal, other);
  49                 return true;
  50         } else {
  51                 return false;
  52         }
  53 }
  54
  55
  56 std::ostream &FakeLens::Write(std::ostream &out) const {
  57         return out << "FakeLens(" << Width() << 'x' << Height() << '+' << X() << '+' << Y() << ')';
  58 }
  59
  60
  61 void FakeLens::MessUpNormal(Vector &normal, const Shape &other) const {
  62         Vector direction((Center() - other.Center()).Unify());
  63         normal = ((1 - bendFactor) * normal) + (bendFactor* direction);
  64         normal.Unify();
  65 }
  66
  67 }