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new function gfxdraw_conicTo()
author
kramm
<kramm>
Sat, 30 Apr 2005 12:36:19 +0000
(12:36 +0000)
committer
kramm
<kramm>
Sat, 30 Apr 2005 12:36:19 +0000
(12:36 +0000)
lib/gfxtools.c
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lib/gfxtools.h
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diff --git
a/lib/gfxtools.c
b/lib/gfxtools.c
index
296bea1
..
2a6409b
100644
(file)
--- a/
lib/gfxtools.c
+++ b/
lib/gfxtools.c
@@
-454,6
+454,16
@@
static int approximate3(const cspline_t*s, qspline_t*q, int size, double quality
return num;
}
return num;
}
+void gfxdraw_conicTo(gfxdrawer_t*draw, double cx, double cy, double tox, double toy)
+{
+ double c1x = (draw->x + 2 * cx) / 3;
+ double c1y = (draw->y + 2 * cy) / 3;
+ double c2x = (2 * cx + tox) / 3;
+ double c2y = (2 * cy + toy) / 3;
+ gfxdraw_cubicTo(draw, c1x, c1y, c2x, c2y, tox, toy);
+}
+
+
void gfxdraw_cubicTo(gfxdrawer_t*draw, double c1x, double c1y, double c2x, double c2y, double x, double y)
{
qspline_t q[128];
void gfxdraw_cubicTo(gfxdrawer_t*draw, double c1x, double c1y, double c2x, double c2y, double x, double y)
{
qspline_t q[128];
diff --git
a/lib/gfxtools.h
b/lib/gfxtools.h
index
1e9bf70
..
0058397
100644
(file)
--- a/
lib/gfxtools.h
+++ b/
lib/gfxtools.h
@@
-55,6
+55,7
@@
void gfxline_dump(gfxline_t*l, FILE*fi, char*prefix);
void gfxline_free(gfxline_t*l);
void gfxdraw_cubicTo(gfxdrawer_t*draw, double c1x, double c1y, double c2x, double c2y, double x, double y);
void gfxline_free(gfxline_t*l);
void gfxdraw_cubicTo(gfxdrawer_t*draw, double c1x, double c1y, double c2x, double c2y, double x, double y);
+void gfxdraw_conicTo(gfxdrawer_t*draw, double cx, double cy, double tox, double toy);
gfxbbox_t gfxline_getbbox(gfxline_t*line);
gfxbbox_t gfxbbox_expand_to_point(gfxbbox_t box, gfxcoord_t x, gfxcoord_t y);
gfxbbox_t gfxline_getbbox(gfxline_t*line);
gfxbbox_t gfxbbox_expand_to_point(gfxbbox_t box, gfxcoord_t x, gfxcoord_t y);