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authorGravatar reed <reed@google.com>2015-10-19 08:24:21 -0700
committerGravatar Commit bot <commit-bot@chromium.org>2015-10-19 08:24:21 -0700
commit59dc0d22f557a20669126fa425baefe6dd4b727a (patch)
tree7514a50448adfa5c3f3755ff6ce88e520801d7d8 /gm/spritebitmap.cpp
parent1a197ea31e0aac7ea312e9a6c0d9f5df626b0350 (diff)
change SkImage_Gpu to handle all filters (w/ and w/o gpu support
The result is that the set of "generic" imagefilters (e.g. SkColorFilterImageFilter) that use drawing commands to return their results will now stay in the same domain as their src (i.e. gpu-src --> gpu-dst). ApplyFilterGM exercises this, and now asserts this same-domain invariant. BUG=skia:4467 Review URL: https://codereview.chromium.org/1401053003
Diffstat (limited to 'gm/spritebitmap.cpp')
-rw-r--r--gm/spritebitmap.cpp8
1 files changed, 8 insertions, 0 deletions
diff --git a/gm/spritebitmap.cpp b/gm/spritebitmap.cpp
index 5cf0ece241..6aac09fbce 100644
--- a/gm/spritebitmap.cpp
+++ b/gm/spritebitmap.cpp
@@ -141,6 +141,11 @@ typedef SkImageFilter* (*ImageFilterFactory)();
// hence this cast function
template <typename T> ImageFilterFactory IFCCast(T arg) { return arg; }
+// We expect that applying the filter will keep us in the same domain (raster or gpu)
+static void check_same_domain(SkImage* a, SkImage* b) {
+ SkASSERT(a->isTextureBacked() == b->isTextureBacked());
+}
+
/**
* Compare output of drawSprite and drawBitmap (esp. clipping and imagefilters)
*/
@@ -180,6 +185,9 @@ protected:
SkAutoTUnref<SkImage> image1(image0->applyFilter(filter, &offset1, true));
SkAutoTUnref<SkImage> image2(image0->applyFilter(filter, &offset2, false));
+ check_same_domain(image0, image1);
+ check_same_domain(image0, image2);
+
canvas->save();
canvas->translate(30, 30);
show_image(canvas, image0, SkIPoint::Make(0, 0)); // original