Function:ns2thcline
From S2PLOT
(Difference between revisions)
| Revision as of 01:17, 7 January 2009 S2plot admin (Talk | contribs) ← Previous diff |
Current revision S2plot admin (Talk | contribs) |
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| <table> | <table> | ||
| <tr><td>[[Function:ns2vthcline | ns2vthcline ]]</td><td>Draw a thick coloured line - vector input. </td></tr> | <tr><td>[[Function:ns2vthcline | ns2vthcline ]]</td><td>Draw a thick coloured line - vector input. </td></tr> | ||
| + | <tr><td>[[Function:ns2line | ns2line ]]</td><td>Draw a line from one point to another in a specific colour.</td></tr> | ||
| <tr><td>[[Function:ns2vline | ns2vline ]]</td><td>Draw a line from one point to another in a specific colour - vector input. </td></tr> | <tr><td>[[Function:ns2vline | ns2vline ]]</td><td>Draw a line from one point to another in a specific colour - vector input. </td></tr> | ||
| <tr><td>[[Function:ns2thline | ns2thline ]]</td><td>Draw a thick line from one point to another in a specific colour. </td></tr> | <tr><td>[[Function:ns2thline | ns2thline ]]</td><td>Draw a thick line from one point to another in a specific colour. </td></tr> | ||
| Line 26: | Line 27: | ||
| <code><pre> | <code><pre> | ||
| - | </pre></code> | + | #include <stdio.h> |
| + | #include <stdlib.h> | ||
| + | #include <time.h> | ||
| + | #include "s2plot.h" | ||
| - | [[S2PLOT:Function List | Back]] to S2PLOT function list. | + | int main(int argc, char *argv[]) |
| + | { | ||
| + | float x1, y1, z1; /* Start of line */ | ||
| + | float x2, y2, z2; /* End of line */ | ||
| + | float r1, g1, b1; /* Colour of line segment (start) */ | ||
| + | float r2, g2, b2; /* Colour of line segment (end) */ | ||
| + | float size; /* Thickness of line */ | ||
| + | int N = 10; /* Number of lines */ | ||
| + | int i; /* Loop variable */ | ||
| + | srand48((long)time(NULL)); /* Seed random numbers */ | ||
| + | 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 */ | ||
| + | s2sci(S2_PG_YELLOW); /* Set colour */ | ||
| + | for (i=0;i<N;i++) { | ||
| + | x1 = drand48()*2.0 - 1.0; /* Random (x,y,z) coordinates */ | ||
| + | y1 = drand48()*2.0 - 1.0; | ||
| + | z1 = drand48()*2.0 - 1.0; | ||
| + | x2 = drand48()*2.0 - 1.0; /* Random (x,y,z) coordinates */ | ||
| + | y2 = drand48()*2.0 - 1.0; | ||
| + | z2 = drand48()*2.0 - 1.0; | ||
| + | r1 = drand48(); | ||
| + | g1 = drand48(); | ||
| + | b1 = drand48(); | ||
| + | r2 = drand48(); | ||
| + | g2 = drand48(); | ||
| + | b2 = drand48(); | ||
| + | size = drand48()*10.0; /* Line thickness */ | ||
| + | ns2thcline(x1,y1,z1, x2,y2,z2, r1,g1,b1, r2,g2,b2, size); /* Draw the thick line */ | ||
| + | } | ||
| - | __NOTOC__ | + | s2show(1); /* Open the s2plot window */ |
| - | __NOEDITSECTION__ | + | |
| + | return 1; | ||
| + | } | ||
| + | </pre></code> | ||
| - | Back to [[Function:Template | template]] page. | + | [[S2PLOT:Function List | Back]] to S2PLOT function list. |
| + | |||
| + | __NOTOC__ | ||
| + | __NOEDITSECTION__ | ||
Current revision
ns2cline
Draw a thick coloured line.
Prototype
void ns2thcline(float x1, float y1, float z1, float x2, float y2, float z2,
float red1, float green1,
float blue1, float red2, float green2, float blue2,float width);
Description
Draw a thick coloured line, with colour blended between the two given colours along the line, and given width.
See Also
| ns2vthcline | Draw a thick coloured line - vector input. |
| ns2line | Draw a line from one point to another in a specific colour. |
| ns2vline | Draw a line from one point to another in a specific colour - vector input. |
| ns2thline | Draw a thick line from one point to another in a specific colour. |
| ns2vthline | Draw a thick line from one point to another in a specific colour - vector input. |
| ns2cline | Draw a coloured line, with colour blended between the two given colours along the line. |
| ns2vcline | Draw a coloured line, with colour blended between the two given colours along the line - vector input. |
Code Example
#include <stdio.h>
#include <stdlib.h>
#include <time.h>
#include "s2plot.h"
int main(int argc, char *argv[])
{
float x1, y1, z1; /* Start of line */
float x2, y2, z2; /* End of line */
float r1, g1, b1; /* Colour of line segment (start) */
float r2, g2, b2; /* Colour of line segment (end) */
float size; /* Thickness of line */
int N = 10; /* Number of lines */
int i; /* Loop variable */
srand48((long)time(NULL)); /* Seed random numbers */
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 */
s2sci(S2_PG_YELLOW); /* Set colour */
for (i=0;i<N;i++) {
x1 = drand48()*2.0 - 1.0; /* Random (x,y,z) coordinates */
y1 = drand48()*2.0 - 1.0;
z1 = drand48()*2.0 - 1.0;
x2 = drand48()*2.0 - 1.0; /* Random (x,y,z) coordinates */
y2 = drand48()*2.0 - 1.0;
z2 = drand48()*2.0 - 1.0;
r1 = drand48();
g1 = drand48();
b1 = drand48();
r2 = drand48();
g2 = drand48();
b2 = drand48();
size = drand48()*10.0; /* Line thickness */
ns2thcline(x1,y1,z1, x2,y2,z2, r1,g1,b1, r2,g2,b2, size); /* Draw the thick line */
}
s2show(1); /* Open the s2plot window */
return 1;
}
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