From David Fries, divide by zero fix on text with a pixel size of 0.0

2004-07-28 07:24:13 +00:00
parent 29d21dabec
commit 1ae521981e
1 changed files with 5 additions and 0 deletions
--- a/src/osgText/Text.cpp
+++ b/src/osgText/Text.cpp
@@ -643,6 +643,11 @@ void Text::computePositions(unsigned int contextID) const

            float pixelSize = (_characterHeight*sqrtf(scale_00.length2()+scale_10.length2()))/(pixelSizeVector_w*0.701f);

+            // avoid nasty math by preventing a divide by zero
+            if(pixelSize == 0.0f)
+            {
+                pixelSize = 1.0f;
+            }
            if (_characterSizeMode==SCREEN_COORDS)
            {
                float scale_font = _characterHeight/pixelSize;