Ejemplo n.º 1
0
double fnc(double x, double y, double z) {
	return la0(x, y, z) * la1(x, y, z) * la2(x, y, z) * la3(x, y, z) * ph0 * ph0 * ph0;
}
Ejemplo n.º 2
0
bool hitboxCollision(int a_x,int a_y,int a_width,int a_height,float a_angle,
              int b_x,int b_y,int b_width,int b_height,float b_angle)
{
    Point pa1(a_x,
              a_y);

    Point pa2(a_x + cos (a_angle*PI/180) * a_width
             ,a_y - sin (a_angle*PI/180) * a_width);

    Point pa3(a_x + cos (a_angle*PI/180) * a_width + sin (a_angle*PI/180) * a_height,
              a_y - sin (a_angle*PI/180) * a_width + cos (a_angle*PI/180) * a_height);

    Point pa4(a_x + sin (a_angle*PI/180) * a_height,
              a_y + cos (a_angle*PI/180) * a_height);


    Point pb1(b_x,
              b_y);

    Point pb2(b_x + cos (b_angle*PI/180) * b_width
             ,b_y - sin (b_angle*PI/180) * b_width);

    Point pb3(b_x + cos (b_angle*PI/180) * b_width + sin (b_angle*PI/180) * b_height,
              b_y - sin (b_angle*PI/180) * b_width + cos (b_angle*PI/180) * b_height);

    Point pb4(b_x + sin (b_angle*PI/180) * b_height,
              b_y + cos (b_angle*PI/180) * b_height);

    Line la1(pa1,pa2);
    Line la2(pa2,pa3);
    Line la3(pa3,pa4);
    Line la4(pa4,pa1);

    Line lb1(pb1,pb2);
    Line lb2(pb2,pb3);
    Line lb3(pb3,pb4);
    Line lb4(pb4,pb1);

    if(segmentIntersection(la1,lb1))
        return true;
    if(segmentIntersection(la1,lb2))
        return true;
    if(segmentIntersection(la1,lb3))
        return true;
    if(segmentIntersection(la1,lb4))
        return true;

    if(segmentIntersection(la2,lb1))
        return true;
    if(segmentIntersection(la2,lb2))
        return true;
    if(segmentIntersection(la2,lb3))
        return true;
    if(segmentIntersection(la2,lb4))
        return true;

    if(segmentIntersection(la3,lb1))
        return true;
    if(segmentIntersection(la3,lb2))
        return true;
    if(segmentIntersection(la3,lb3))
        return true;
    if(segmentIntersection(la3,lb4))
        return true;

    if(segmentIntersection(la4,lb1))
        return true;
    if(segmentIntersection(la4,lb2))
        return true;
    if(segmentIntersection(la4,lb3))
        return true;
    if(segmentIntersection(la4,lb4))
        return true;

    return false;


/*

    vector<Point*>intersections;
    intersections.push_back(lineIntersection(la1,lb1));
    intersections.push_back(lineIntersection(la1,lb2));
    intersections.push_back(lineIntersection(la1,lb3));
    intersections.push_back(lineIntersection(la1,lb4));

    intersections.push_back(lineIntersection(la2,lb1));
    intersections.push_back(lineIntersection(la2,lb2));
    intersections.push_back(lineIntersection(la2,lb3));
    intersections.push_back(lineIntersection(la2,lb4));

    intersections.push_back(lineIntersection(la3,lb1));
    intersections.push_back(lineIntersection(la3,lb2));
    intersections.push_back(lineIntersection(la3,lb3));
    intersections.push_back(lineIntersection(la3,lb4));

    intersections.push_back(lineIntersection(la4,lb1));
    intersections.push_back(lineIntersection(la4,lb2));
    intersections.push_back(lineIntersection(la4,lb3));
    intersections.push_back(lineIntersection(la4,lb4));


    int x_min=0;int x_max=0;
    int y_max=0;int y_min=0;

    if(a_width*a_height>b_width*b_height)
    {
        x_min = pa1.x;
        x_min=min(x_min,pa2.x);
        x_min=min(x_min,pa3.x);
        x_min=min(x_min,pa4.x);
        x_max = pa1.x;
        x_max=max(x_max,pa2.x);
        x_max=max(x_max,pa3.x);
        x_max=max(x_max,pa4.x);

        y_min = pa1.y;
        y_min=min(y_min,pa2.y);
        y_min=min(y_min,pa3.y);
        y_min=min(y_min,pa4.y);
        y_max = pa1.y;
        y_max=max(y_max,pa2.y);
        y_max=max(y_max,pa3.y);
        y_max=max(y_max,pa4.y);
    }else
    {
        x_min = pb1.x;
        x_min=min(x_min,pb2.x);
        x_min=min(x_min,pb3.x);
        x_min=min(x_min,pb4.x);
        x_max = pb1.x;
        x_max=max(x_max,pb2.x);
        x_max=max(x_max,pb3.x);
        x_max=max(x_max,pb4.x);

        y_min = pb1.y;
        y_min=min(y_min,pb2.y);
        y_min=min(y_min,pb3.y);
        y_min=min(y_min,pb4.y);
        y_max = pb1.y;
        y_max=max(y_max,pb2.y);
        y_max=max(y_max,pb3.y);
        y_max=max(y_max,pb4.y);
    }

    int cont=0;

    for(int i=0;i<(int)intersections.size();i++)
    {
        Point* point=intersections[i];
        if(point!=NULL)
        {
            if(point->x > x_min
               && point->x < x_max
               && point->y > y_min
               && point->y < y_max)
            {
                cont++;
            }
        }
    }

    vector<Point*>::iterator i;
    for ( i = intersections.begin() ; i < intersections.end(); i++ )
    {
        delete * i;
    }


    if(cont>=8)
        return true;
*/
    return false;
}