187 lines
7.7 KiB
MQL5
187 lines
7.7 KiB
MQL5
 | //+------------------------------------------------------------------+
| ||
//| Sphere.mqh |
| |||
//| Copyright 2000-2025, MetaQuotes Ltd. |
| |||
//| https://www.mql5.com |
| |||
//+------------------------------------------------------------------+
| |||
#include <Arrays\ArrayObj.mqh>
| |||
#include <ChartObjects\ChartObjectsTxtControls.mqh>
| |||
//+------------------------------------------------------------------+
| |||
//| Class CSphere. |
| |||
//| Appointment: Class of the graphical object "Sphere". |
| |||
//+------------------------------------------------------------------+
| |||
class CSphere : public CArrayObj
| |||
{
| |||
private:
| |||
int m_id; // sphere idintifier
| |||
color m_color; // sphere color
| |||
int m_num_parallel; // number of parallels
| |||
int m_num_meridian; // number of meridians
| |||
int m_radius; // sphere radius in pixels
| |||
int m_center_X; // coordinate of the center X
| |||
int m_center_Y; // coordinate of the center Y
| |||
CSphere *m_orbite_center; // "sun"
| |||
double m_orbite_radius; // orbital radius
| |||
double m_orbite_fi_X; // angle of inclination to the axis X
| |||
double m_orbite_fi_Y; // angle of inclination to the axis Y
| |||
double m_orbite_fi_Z; // angle of inclination to the axis Z
| |||
double m_d_fi_orb; // angular velocity of the orbit
| |||
//--- working variables
| |||
double m_fi_orb;
| |||
double m_fi_x;
| |||
double m_fi_y;
| |||
double m_fi_z;
| |||
| |||
public:
| |||
CSphere(void);
| |||
~CSphere(void);
| |||
//--- methods of access to protected data
| |||
int CenterX(void) const { return(m_center_X); }
| |||
int CenterY(void) const { return(m_center_Y); }
| |||
//---
| |||
bool Create(const int id,const color c,const int x,const int y,const int r,const int p,const int m,const string str);
| |||
void SetOrbite(CSphere *sun,const double fi_x,const double fi_y,const double fi_z,const double d_fi_orb);
| |||
void Recalculate(void);
| |||
};
| |||
//+------------------------------------------------------------------+
| |||
//| Constructor |
| |||
//+------------------------------------------------------------------+
| |||
CSphere::CSphere(void) : m_id(0),
| |||
m_color(0),
| |||
m_num_parallel(0),
| |||
m_num_meridian(0),
| |||
m_radius(0),
| |||
m_center_X(0),
| |||
m_center_Y(0),
| |||
m_orbite_center(NULL),
| |||
m_orbite_radius(0.0),
| |||
m_orbite_fi_X(0.0),
| |||
m_orbite_fi_Y(0.0),
| |||
m_orbite_fi_Z(0.0),
| |||
m_d_fi_orb(0.0),
| |||
m_fi_orb(0.0),
| |||
m_fi_x(0.0),
| |||
m_fi_y(0.0),
| |||
m_fi_z(0.0)
| |||
{
| |||
}
| |||
//+------------------------------------------------------------------+
| |||
//| Destructor |
| |||
//+------------------------------------------------------------------+
| |||
CSphere::~CSphere(void)
| |||
{
| |||
}
| |||
//+------------------------------------------------------------------+
| |||
//| Create object |
| |||
//+------------------------------------------------------------------+
| |||
bool CSphere::Create(const int id,const color c,const int x,const int y,const int r,const int p,const int m,const string str)
| |||
{
| |||
CArrayObj *arr;
| |||
CChartObjectLabel *label;
| |||
//---
| |||
m_id=id;
| |||
m_color =c;
| |||
m_num_parallel=(p>r/3) ? r/3 : p;
| |||
m_num_meridian=(m>r/3) ? r/3 : m;
| |||
m_radius =r;
| |||
m_center_X =x;
| |||
m_center_Y =y;
| |||
if(!Reserve(p)) return(false);
| |||
//--- loop parallels
| |||
for(int i=0;i<p;i++)
| |||
{
| |||
arr=new CArrayObj;
| |||
if(arr==NULL)
| |||
return(false);
| |||
if(!arr.Reserve(m))
| |||
return(false);
| |||
//--- loop meridians
| |||
for(int j=0;j<m;j++)
| |||
{
| |||
label=new CChartObjectLabel;
| |||
if(label==NULL)
| |||
return(false);
| |||
label.Create(0,"ar"+string(id)+"_"+string(j)+"_"+string(i),0,0,0);
| |||
label.Color(m_color);
| |||
label.Description(str);
| |||
arr.Add(label);
| |||
}
| |||
Add(arr);
| |||
}
| |||
return(true);
| |||
}
| |||
//+------------------------------------------------------------------+
| |||
//| Setting |
| |||
//+------------------------------------------------------------------+
| |||
void CSphere::SetOrbite(CSphere *sun,const double fi_x,const double fi_y,const double fi_z,const double d_fi_orb)
| |||
{
| |||
m_orbite_center=sun;
| |||
m_orbite_fi_X=fi_x;
| |||
m_orbite_fi_Y=fi_y;
| |||
m_d_fi_orb=d_fi_orb;
| |||
m_orbite_fi_Z=fi_z;
| |||
m_orbite_radius=MathSqrt(MathPow(m_center_X-m_orbite_center.CenterX(),2)+MathPow(m_center_Y-m_orbite_center.CenterY(),2))/2;
| |||
}
| |||
//+------------------------------------------------------------------+
| |||
//| Recalculation of the sphere. |
| |||
//+------------------------------------------------------------------+
| |||
void CSphere::Recalculate(void)
| |||
{
| |||
CArrayObj *arr;
| |||
CChartObjectLabel *label;
| |||
//---
| |||
double d_fi_m,d_fi_p;
| |||
double x,y,z;
| |||
int i,q;
| |||
double idx3=0;
| |||
double idx4=0;
| |||
//---
| |||
d_fi_m=2*M_PI/m_num_meridian;
| |||
d_fi_p=M_PI/m_num_parallel;
| |||
//---
| |||
idx3=idx4;
| |||
if(m_orbite_center!=NULL)
| |||
{
| |||
//--- calculation of the coordinates of the dynamic center of the orbit
| |||
m_fi_orb+=m_d_fi_orb;
| |||
m_center_X=(int)(m_orbite_center.CenterX()+m_orbite_radius*(MathSin(m_fi_orb)+MathCos(m_orbite_fi_X)*MathSin(m_orbite_fi_Y)));
| |||
m_center_Y=(int)(m_orbite_center.CenterY()+m_orbite_radius*(MathCos(m_fi_orb)+MathSin(m_orbite_fi_X)*MathCos(m_orbite_fi_Y)));
| |||
}
| |||
q=-m_num_parallel/2-1;
| |||
//--- loop parallels
| |||
for(int j=0;j<m_num_parallel;j++)
| |||
{
| |||
q++;
| |||
arr=At(j);
| |||
//--- loop meridians
| |||
for(i=0;i<m_num_meridian;i++)
| |||
{
| |||
//--- calculation of the coordinates of the point of excluding traffic
| |||
x=m_radius*MathSin(d_fi_m*i)*MathCos(d_fi_p*q);
| |||
y=m_radius*MathSin(d_fi_p*q);
| |||
z=m_radius*MathCos(d_fi_m*i)*MathCos(d_fi_p*q);
| |||
//--- recalculation of the coordinates of the point of view of traffic
| |||
label=arr.At(i);
| |||
label.X_Distance(m_center_X+x2d_(x,y,z,m_fi_x,m_fi_y,m_fi_z));
| |||
label.Y_Distance(m_center_Y+y2d_(x,y,z,m_fi_x,m_fi_y,m_fi_z));
| |||
}
| |||
idx3=idx3+0.5*m_id;
| |||
}
| |||
//---
| |||
m_fi_z=m_fi_z+MathSin(idx3*0.08)/32+MathCos(idx3*0.16)*0.01;
| |||
m_fi_x=m_fi_x+MathCos(idx3*0.08)*0.016+MathCos(idx3*0.12)*0.008;
| |||
}
| |||
//+------------------------------------------------------------------+
| |||
//| auxiliary function |
| |||
//+------------------------------------------------------------------+
| |||
int x2d_(double x_,double y_,double z_,double fi_x_,double fi_y_,double fi_z_)
| |||
{
| |||
return((int)(x_*MathCos(fi_z_)+y_*MathSin(fi_z_)));
| |||
}
| |||
//+------------------------------------------------------------------+
| |||
//| auxiliary function |
| |||
//+------------------------------------------------------------------+
| |||
int y2d_(double x_,double y_,double z_,double fi_x_,double fi_y_,double fi_z_)
| |||
{
| |||
return((int)((-x_*MathSin(fi_z_)+y_*MathCos(fi_z_))*MathCos(fi_x_)+z_*MathSin(fi_x_)));
| |||
}
| |||
//+------------------------------------------------------------------+
|