public static int GetAngle(int x, int y)
{
if (x == 0 && y == 0)
{
return(0);
}
if (x > 0 && y >= 0)
{
if (y >= x)
{
return(90 - LogicMath.ATAN_TABLE[(x << 7) / y]);
}
return(LogicMath.ATAN_TABLE[(y << 7) / x]);
}
int num = LogicMath.Abs(x);
if (x <= 0 && y > 0)
{
if (num < y)
{
return(90 + LogicMath.ATAN_TABLE[(num << 7) / y]);
}
return(180 - LogicMath.ATAN_TABLE[(y << 7) / num]);
}
int num2 = LogicMath.Abs(y);
if (x < 0 && y <= 0)
{
if (num2 >= num)
{
if (num2 == 0)
{
return(0);
}
return(270 - LogicMath.ATAN_TABLE[(num << 7) / num2]);
}
return(180 + LogicMath.ATAN_TABLE[(num2 << 7) / num]);
}
if (num < num2)
{
return(270 + LogicMath.ATAN_TABLE[(num << 7) / num2]);
}
if (num == 0)
{
return(0);
}
return(LogicMath.NormalizeAngle360(360 - LogicMath.ATAN_TABLE[(num2 << 7) / num]));
}
public static int NormalizeAngle180(int angle)
{
angle = LogicMath.NormalizeAngle360(angle);
if (angle >= 180)
{
return(angle - 360);
}
return(angle);
}
public static int Sin(int angleA, int angleB)
{
angleA = LogicMath.NormalizeAngle360(angleA);
if (angleA < 180)
{
if (angleA > 90)
{
angleA = 180 - angleA;
}
return(LogicMath.SIN_TABLE[angleA] * angleB / 1024);
}
angleA -= 180;
if (angleA > 90)
{
angleA = 180 - angleA;
}
return(-LogicMath.SIN_TABLE[angleA] * angleB / 1024);
}
public static int Sin(int angle)
{
angle = LogicMath.NormalizeAngle360(angle);
if (angle < 180)
{
if (angle > 90)
{
angle = 180 - angle;
}
return(LogicMath.SIN_TABLE[angle]);
}
angle -= 180;
if (angle > 90)
{
angle = 180 - angle;
}
return(-LogicMath.SIN_TABLE[angle]);
}