Function:ss2qss
From S2PLOT
ss2qss
Get the spin / interaction speed
Prototype
float ss2qss();
Description
Get the current spin/interaction speed.
See Also
ss2sss | Set the spin / interaction speed |
ss2sas | Start/Stop the camera rotation. |
Code Example
#include <stdio.h>
#include <stdlib.h>
#include "s2plot.h"
int main(int argc, char *argv[])
{
XYZ xyz = { 0.0, 0.0, 0.0 }; /* Position */
XYZ right = { 0.05, 0.0, 0.0 }; /* Right vector */
XYZ up = { 0.0, 0.05, 0.0 }; /* Up vector */
COLOUR col = { 1.0, 1.0, 0.0 }; /* Colour */
char text[32]; /* Text */
float sp = 5.0; /* Speed */
s2opend("/?",argc, argv); /* Open the display */
s2swin(-1.,1., -1.,1., -1.,1.); /* Set the window coordinates */
s2box("BCDET",0,0,"BCDET",0,0,"BCDET",0,0); /* Draw coordinate box */
sp = ss2qss(); /* Get spin speed */
sprintf(text,"Speed = %5.2f",sp); /* Prepare the text */
ns2vtext(xyz, right, up, col, text); /* Right some text */
ss2sas(1); /* Start camera rotating */
s2show(1); /* Open the s2plot window */
return 1;
}
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