From c37f349ecff54f15ed31d57c1b886897c91430af Mon Sep 17 00:00:00 2001 From: Romain Guy Date: Wed, 10 Oct 2012 17:13:36 -0700 Subject: Prevent possible divide by 0 Bug #7307304 Should never happen, but eh :)) Change-Id: Ic7a09fd5c7a3622e6b4963f9ee6920e232018e2e --- libs/hwui/Patch.cpp | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/libs/hwui/Patch.cpp b/libs/hwui/Patch.cpp index b3631df..902c82f 100644 --- a/libs/hwui/Patch.cpp +++ b/libs/hwui/Patch.cpp @@ -134,7 +134,7 @@ void Patch::updateVertices(const float bitmapWidth, const float bitmapHeight, const float fixed = bitmapWidth - stretchSize; const float xStretch = fmaxf(right - left - fixed, 0.0f); stretchX = xStretch / xStretchTex; - rescaleX = fminf(fmaxf(right - left, 0.0f) / fixed, 1.0f); + rescaleX = fixed == 0.0f ? 0.0f : fminf(fmaxf(right - left, 0.0f) / fixed, 1.0f); } if (yStretchCount > 0) { @@ -146,7 +146,7 @@ void Patch::updateVertices(const float bitmapWidth, const float bitmapHeight, const float fixed = bitmapHeight - stretchSize; const float yStretch = fmaxf(bottom - top - fixed, 0.0f); stretchY = yStretch / yStretchTex; - rescaleY = fminf(fmaxf(bottom - top, 0.0f) / fixed, 1.0f); + rescaleY = fixed == 0.0f ? 0.0f : fminf(fmaxf(bottom - top, 0.0f) / fixed, 1.0f); } TextureVertex* vertex = mVertices; -- cgit v1.1