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author | rsc <devnull@localhost> | 2006-06-25 18:58:06 +0000 |
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committer | rsc <devnull@localhost> | 2006-06-25 18:58:06 +0000 |
commit | 324891a5579d6f504201a6107369c64dab245a98 (patch) | |
tree | 3069429c14484b100d86dd5a3b1013565bf5db6c /src/libmemdraw/poly.c | |
parent | 9361131304f39db29b1bec59d881e585035ec93c (diff) | |
download | plan9port-324891a5579d6f504201a6107369c64dab245a98.tar.gz plan9port-324891a5579d6f504201a6107369c64dab245a98.tar.bz2 plan9port-324891a5579d6f504201a6107369c64dab245a98.zip |
separate out
Diffstat (limited to 'src/libmemdraw/poly.c')
-rw-r--r-- | src/libmemdraw/poly.c | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/src/libmemdraw/poly.c b/src/libmemdraw/poly.c new file mode 100644 index 00000000..d16c0a92 --- /dev/null +++ b/src/libmemdraw/poly.c @@ -0,0 +1,23 @@ +#include <u.h> +#include <libc.h> +#include <draw.h> +#include <memdraw.h> + +void +mempoly(Memimage *dst, Point *vert, int nvert, int end0, int end1, int radius, Memimage *src, Point sp, int op) +{ + int i, e0, e1; + Point d; + + if(nvert < 2) + return; + d = subpt(sp, vert[0]); + for(i=1; i<nvert; i++){ + e0 = e1 = Enddisc; + if(i == 1) + e0 = end0; + if(i == nvert-1) + e1 = end1; + memline(dst, vert[i-1], vert[i], e0, e1, radius, src, addpt(d, vert[i-1]), op); + } +} |