Use texture cache for writePixels temp

Review URL: http://codereview.appspot.com/4757050/



git-svn-id: http://skia.googlecode.com/svn/trunk@1887 2bbb7eff-a529-9590-31e7-b0007b416f81

1 files changed, 8 insertions, 0 deletions

diff --git a/src/core/SkMatrix.cpp b/src/core/SkMatrix.cpp
index 8a08bca05a..cf4fe8f4f1 100644
--- a/src/core/SkMatrix.cpp
+++ b/src/core/SkMatrix.cpp
@@ -220,6 +220,14 @@ void SkMatrix::setScale(SkScalar sx, SkScalar sy) {
     this->setTypeMask(kScale_Mask | kRectStaysRect_Mask);
 }
 
+bool SkMatrix::setIDiv(int divx, int divy) {
+    if (!divx || !divy) {
+        return false;
+    }
+    this->setScale(SK_Scalar1 / divx, SK_Scalar1 / divy);
+    return true;
+}
+
 bool SkMatrix::preScale(SkScalar sx, SkScalar sy, SkScalar px, SkScalar py) {
     SkMatrix    m;
     m.setScale(sx, sy, px, py);