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ios/Runner/Wowgame/Classes/game_halloween/HMathUtils.cpp 3.06 KB
5daad4bc   xiaoyu   游戏源码添加编译(现存问题:游戏内...
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  //
  //  HMathUtils.cpp
  //  SteveMaggieCpp
  //
  //  Created by Katarzyna Kalinowska-Górska on 10.05.2017.
  //
  //
  
  #include <stdio.h>
  #include "HMathUtils.h"
  #include <random>
  
  // random generator
  
  double HMathUtils::getRandom(double min, double max){
  
      auto rng = _getRNG();
      std::uniform_real_distribution<> dist(min, max);
      return dist(rng);
  }
  
  int HMathUtils::getRandomInt(int min, int max){
  
      auto rng = _getRNG();
      std::uniform_int_distribution<std::mt19937::result_type> dist6(min,max);
      return dist6(rng);
  }
  
  cocos2d::Color4F HMathUtils::getRandomOpaqueColor(){
      auto r = HMathUtils::getRandom(0, 1);
      auto g = HMathUtils::getRandom(0, 1);
      auto b = HMathUtils::getRandom(0, 1);
      return cocos2d::Color4F(r,g,b,1);
  }
  
  //void HMathUtils::drawRoundedCorneredRect(cocos2d::DrawNode* drawNode, cocos2d::Rect rect, float cornerRadius, cocos2d::Color4F& color){
  //
  //    drawNode->drawLine(cocos2d::Vec2(rect.getMinX()+cornerRadius, rect.getMinY()), cocos2d::Vec2(rect.getMaxX()-cornerRadius, rect.getMinY()), color);
  //    drawNode->drawLine(cocos2d::Vec2(rect.getMaxX(), rect.getMinY()+cornerRadius), cocos2d::Vec2(rect.getMaxX(), rect.getMaxY()-cornerRadius), color);
  //    drawNode->drawLine(cocos2d::Vec2(rect.getMaxX()-cornerRadius, rect.getMaxY()), cocos2d::Vec2(rect.getMinX()+cornerRadius, rect.getMaxY()), color);
  //    drawNode->drawLine(cocos2d::Vec2(rect.getMinX(), rect.getMaxY()-cornerRadius), cocos2d::Vec2(rect.getMinX(), rect.getMinY()+cornerRadius), color);
  //
  //    static float MagicConst = 0.552f;
  //
  //    drawNode->setLineWidth(1);
  //
  //    auto corner = cocos2d::Vec2(rect.getMinX(), rect.getMinY()); //bottom left
  //    drawNode->drawCubicBezier(cocos2d::Vec2(corner.x, corner.y + cornerRadius), cocos2d::Vec2(corner.x, corner.y + cornerRadius*(1-MagicConst)), cocos2d::Vec2(corner.x + cornerRadius*(1-MagicConst), corner.y), cocos2d::Vec2(corner.x + cornerRadius, corner.y), 100, color);
  //    corner = cocos2d::Vec2(rect.getMinX(), rect.getMaxY());
  //    drawNode->drawCubicBezier(cocos2d::Vec2(corner.x, corner.y - cornerRadius), cocos2d::Vec2(corner.x, corner.y - cornerRadius*(1-MagicConst)), cocos2d::Vec2(corner.x + cornerRadius*(1-MagicConst), corner.y), cocos2d::Vec2(corner.x + cornerRadius, corner.y), 80, color);
  //    corner = cocos2d::Vec2(rect.getMaxX(), rect.getMaxY());
  //    drawNode->drawCubicBezier(cocos2d::Vec2(corner.x - cornerRadius, corner.y), cocos2d::Vec2(corner.x - cornerRadius*(1-MagicConst), corner.y), cocos2d::Vec2(corner.x, corner.y - cornerRadius*(1-MagicConst)), cocos2d::Vec2(corner.x, corner.y - cornerRadius), 50, color);
  //    corner = cocos2d::Vec2(rect.getMaxX(), rect.getMinY());
  //    drawNode->drawCubicBezier(cocos2d::Vec2(corner.x, corner.y + cornerRadius), cocos2d::Vec2(corner.x, corner.y + cornerRadius*(1-MagicConst)), cocos2d::Vec2(corner.x - cornerRadius*(1-MagicConst), corner.y), cocos2d::Vec2(corner.x - cornerRadius, corner.y), 30, color);
  //
  //}
  
  
  
  ///////////////////////////////////////
  // private
  
  std::mt19937 HMathUtils::_getRNG(){
      std::mt19937 rng;
      rng.seed(std::random_device()());
      return rng;
  }