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Fix for issue #12

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- fixed previous control point for shorthand beliers
This commit is contained in:
Mikko Mononen 2014-05-25 12:55:25 +03:00
parent 95caf10c0b
commit 4d78e65c86
1 changed files with 11 additions and 3 deletions
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10
src/nanosvg.h
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@ -1646,11 +1646,12 @@ static void nsvg__pathQuadBezTo(struct NSVGparser* p, float* cpx, float* cpy,
y2 = args[3];
}
// Convert to cubix bezier
// Convert to cubic bezier
cx1 = x1 + 2.0f/3.0f*(cx - x1);
cy1 = y1 + 2.0f/3.0f*(cy - y1);
cx2 = x2 + 2.0f/3.0f*(cx - x2);
cy2 = y2 + 2.0f/3.0f*(cy - y2);
nsvg__cubicBezTo(p, cx1,cy1, cx2,cy2, x2,y2);
*cpx2 = cx;
@ -1683,6 +1684,7 @@ static void nsvg__pathQuadBezShortTo(struct NSVGparser* p, float* cpx, float* cp
cy1 = y1 + 2.0f/3.0f*(cy - y1);
cx2 = x2 + 2.0f/3.0f*(cx - x2);
cy2 = y2 + 2.0f/3.0f*(cy - y2);
nsvg__cubicBezTo(p, cx1,cy1, cx2,cy2, x2,y2);
*cpx2 = cx;
@ -1872,18 +1874,22 @@ static void nsvg__parsePath(struct NSVGparser* p, const char** attr)
// which should be treated as linetos.
cmd = (cmd == 'm') ? 'l' : 'L';
rargs = nsvg__getArgsPerElement(cmd);
cpx2 = cpx; cpy2 = cpy;
break;
case 'l':
case 'L':
nsvg__pathLineTo(p, &cpx, &cpy, args, cmd == 'l' ? 1 : 0);
cpx2 = cpx; cpy2 = cpy;
break;
case 'H':
case 'h':
nsvg__pathHLineTo(p, &cpx, &cpy, args, cmd == 'h' ? 1 : 0);
cpx2 = cpx; cpy2 = cpy;
break;
case 'V':
case 'v':
nsvg__pathVLineTo(p, &cpx, &cpy, args, cmd == 'v' ? 1 : 0);
cpx2 = cpx; cpy2 = cpy;
break;
case 'C':
case 'c':
@ -1904,11 +1910,13 @@ static void nsvg__parsePath(struct NSVGparser* p, const char** attr)
case 'A':
case 'a':
nsvg__pathArcTo(p, &cpx, &cpy, args, cmd == 'a' ? 1 : 0);
cpx2 = cpx; cpy2 = cpy;
break;
default:
if (nargs >= 2) {
cpx = args[nargs-2];
cpy = args[nargs-1];
cpx2 = cpx; cpy2 = cpy;
}
break;
}