public override void startWithTarget(CCNode pTarget)
{
base.startWithTarget(pTarget);
CCCamera camera = pTarget.Camera;
camera.getCenterXYZ(out this.m_fCenterXOrig, out this.m_fCenterYOrig, out this.m_fCenterZOrig);
camera.getEyeXYZ(out this.m_fEyeXOrig, out this.m_fEyeYOrig, out this.m_fEyeZOrig);
camera.getUpXYZ(out this.m_fUpXOrig, out this.m_fUpYOrig, out this.m_fUpZOrig);
}
/// <summary>
/// positions the camera according to spherical coordinates
/// </summary>
public void sphericalRadius(out float newRadius, out float zenith, out float azimuth)
{
float ex, ey, ez, cx, cy, cz, x, y, z;
float r; // radius
float s;
CCCamera camera = Target.Camera;
camera.getEyeXYZ(out ex, out ey, out ez);
camera.getCenterXYZ(out cx, out cy, out cz);
x = ex - cx;
y = ey - cy;
z = ez - cz;
r = (float)Math.Sqrt((float)Math.Pow(x, 2) + (float)Math.Pow(y, 2) + (float)Math.Pow(z, 2));
s = (float)Math.Sqrt((float)Math.Pow(x, 2) + (float)Math.Pow(y, 2));
if (s == 0.0f)
{
s = ccMacros.FLT_EPSILON;
}
if (r == 0.0f)
{
r = ccMacros.FLT_EPSILON;
}
zenith = (float)Math.Acos(z / r);
if (x < 0)
{
azimuth = (float)Math.PI - (float)Math.Sin(y / s);
}
else
{
azimuth = (float)Math.Sin(y / s);
}
newRadius = r / CCCamera.getZEye();
}
public void sphericalRadius(out float newRadius, out float zenith, out float azimuth)
{
float single;
float single1;
float single2;
float single3;
float single4;
float single5;
CCCamera camera = this.m_pTarget.Camera;
camera.getEyeXYZ(out single, out single1, out single2);
camera.getCenterXYZ(out single3, out single4, out single5);
float single6 = single - single3;
float single7 = single1 - single4;
float single8 = single2 - single5;
float fLTEPSILON = (float)Math.Sqrt((double)((float)Math.Pow((double)single6, 2) + (float)Math.Pow((double)single7, 2) + (float)Math.Pow((double)single8, 2)));
float fLTEPSILON1 = (float)Math.Sqrt((double)((float)Math.Pow((double)single6, 2) + (float)Math.Pow((double)single7, 2)));
if (fLTEPSILON1 == 0f)
{
fLTEPSILON1 = ccMacros.FLT_EPSILON;
}
if (fLTEPSILON == 0f)
{
fLTEPSILON = ccMacros.FLT_EPSILON;
}
zenith = (float)Math.Acos((double)(single8 / fLTEPSILON));
if (single6 >= 0f)
{
azimuth = (float)Math.Sin((double)(single7 / fLTEPSILON1));
}
else
{
azimuth = 3.14159274f - (float)Math.Sin((double)(single7 / fLTEPSILON1));
}
newRadius = fLTEPSILON / CCCamera.getZEye();
}