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Unreviewed. Fixing the Windows build, due to a non definition of M_PI.

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git-svn-id: http://skia.googlecode.com/svn/trunk@2912 2bbb7eff-a529-9590-31e7-b0007b416f81
This commit is contained in:
schenney@chromium.org 2011-12-20 22:31:40 +00:00
parent 45cbfdd535
commit 73f3dedf59
1 changed files with 2 additions and 1 deletions
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3
src/effects/SkBlurImageFilter.cpp
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@ -120,7 +120,8 @@ static void boxBlurY(const SkBitmap& src, SkBitmap* dst, int kernelSize,
static void getBox3Params(SkScalar s, int *kernelSize, int* kernelSize3, int *lowOffset, int *highOffset)
{
int d = static_cast<int>(floorf(SkScalarToFloat(s) * 3.0f * sqrtf(2.0f * M_PI) / 4.0f + 0.5f));
float pi = SkScalarToFloat(SK_ScalarPI);
int d = static_cast<int>(floorf(SkScalarToFloat(s) * 3.0f * sqrtf(2.0f * pi) / 4.0f + 0.5f));
*kernelSize = d;
if (d % 2 == 1) {
*lowOffset = *highOffset = (d - 1) / 2;