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More efficient clipping parameter (same as in threading branch)
git-svn-id: http://svn.osgeo.org/qgis/trunk/qgis@14185 c8812cc2-4d05-0410-92ff-de0c093fc19c
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mhugent committed Sep 3, 2010
1 parent f1ea45c commit 0aa3ca3a4ec137183addbcc44dd568a8af6e5d6a
Showing with 8 additions and 4 deletions.
  1. +8 −4 src/core/qgsclipper.cpp
@@ -25,9 +25,13 @@

// But the static members must be initialised outside the class! (or GCC 4 dies)

const double QgsClipper::MAX_X = 30000;
const double QgsClipper::MIN_X = -30000;
const double QgsClipper::MAX_Y = 30000;
const double QgsClipper::MIN_Y = -30000;
// Qt also does clipping when the coordinates go over +/- 32767
// moreover from Qt 4.6, Qt clips also when the width/height of a painter path
// is more than 32767. Since we want to avoid clipping by Qt (because it is slow)
// we set coordinate limit to less than 32767 / 2
const double QgsClipper::MAX_X = 16000;
const double QgsClipper::MIN_X = -16000;
const double QgsClipper::MAX_Y = 16000;
const double QgsClipper::MIN_Y = -16000;

const double QgsClipper::SMALL_NUM = 1e-12;

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