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#include "creature.hpp"
Creature::Creature(Window m, std::string s) //Constructor
{
texture = loadTexture(s, m);
renderer = m.getRenderer();
health = 100;
hunger = 0;
//initializes random start coordinates for creature, target position is equivalent to it's position
yPosition=yTarget=rand()%800;
xPosition=xTarget=rand()%1200;
hasTarget = false;
n=0;
}
int Creature::Behavior()
{
health-=1; //Decrements health each time a behavior is executed
this->Priority();
if(this->Action())
{
if(nR.size())
{
nR[n]->eat();
if(health<500)
health+=10;
}
}
return 0;
}
void Creature::Priority()
{
double d; // lol
for(int i = 0; i < nR.size(); i++)
{
if(!i)
d = Distance(this->getLocation(),nR[0]->getLocation());
if(d>Distance(this->getLocation(),nR[i]->getLocation()))
{
d=Distance(this->getLocation(),nR[i]->getLocation());
n=i;
}
}
if(nR.size())
{
xTarget = nR[n]->getLocation().x;
yTarget = nR[n]->getLocation().y;
hasTarget = true;
}
else
hasTarget = false;
}
bool Creature::Action()
{
//If the distance is close, will return an bool
//if(xPosition == xTarget && yPosition == yTarget)
// return false;
if(nR.size())
if(5 > Distance(this->getLocation(),nR[n]->getLocation()))
{
if(hasTarget)
return true;
else
return false;
}
//Makes moves towards target coordinates
if(xPosition==xTarget)
{
if(yPosition<yTarget)
yPosition+=speed;
else
yPosition-=speed;
}
else if(yPosition==yTarget)
{
if(xPosition<xTarget)
xPosition+=speed;
else
xPosition-=speed;
}
else if(xPosition<xTarget)
{
if(yPosition<yTarget)
{
xPosition+=speed;
yPosition+=speed;
}
else
{
xPosition+=speed;
yPosition-=speed;
}
}
else if (xPosition>xTarget)
{
if(yPosition<yTarget)
{
xPosition-=speed;
yPosition+=speed;
}
else
{
xPosition-=speed;
yPosition-=speed;
}
}
return false;
}
Location Creature::getLocation()
{
//returns location object of the specific creature
Location L(xPosition, yPosition, 1);
return L;
}
double Creature::Distance(Location A, Location B)
{
//computes distance between two points
return sqrt(pow(A.x - B.x, 2) + pow(A.y - B.y, 2));
}
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