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Merge pull request #89 from X-Ryl669/master

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Fix for wrong computation in ArcTo function
This commit is contained in:
Mikko Mononen 2017-06-01 20:33:56 +03:00 committed by GitHub
commit 5ec585ce1a
1 changed files with 4 additions and 7 deletions
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11
src/nanosvg.h
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@ -2079,13 +2079,10 @@ static void nsvg__pathArcTo(NSVGparser* p, float* cpx, float* cpy, float* args,
// if (vecrat(ux,uy,vx,vy) <= -1.0f) da = NSVG_PI; // if (vecrat(ux,uy,vx,vy) <= -1.0f) da = NSVG_PI;
// if (vecrat(ux,uy,vx,vy) >= 1.0f) da = 0; // if (vecrat(ux,uy,vx,vy) >= 1.0f) da = 0;
if (fa) { if (fs == 0 && da > 0)
// Choose large arc da -= 2 * NSVG_PI;
if (da > 0.0f) else if (fs == 1 && da < 0)
da = da - 2*NSVG_PI; da += 2 * NSVG_PI;
else
da = 2*NSVG_PI + da;
}
// Approximate the arc using cubic spline segments. // Approximate the arc using cubic spline segments.
t[0] = cosrx; t[1] = sinrx; t[0] = cosrx; t[1] = sinrx;