plumbing for GPU fast blur
BUG=skia:2281
R=bsalomon@google.com
Author: humper@google.com
Review URL: https://codereview.chromium.org/193193002
git-svn-id: http://skia.googlecode.com/svn/trunk@13735 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/src/gpu/SkGpuDevice.cpp b/src/gpu/SkGpuDevice.cpp
index 7cecf25..8286241 100644
--- a/src/gpu/SkGpuDevice.cpp
+++ b/src/gpu/SkGpuDevice.cpp
@@ -19,11 +19,13 @@
#include "SkGrTexturePixelRef.h"
+#include "SkBounder.h"
#include "SkColorFilter.h"
#include "SkDeviceImageFilterProxy.h"
#include "SkDrawProcs.h"
#include "SkGlyphCache.h"
#include "SkImageFilter.h"
+#include "SkMaskFilter.h"
#include "SkPathEffect.h"
#include "SkRRect.h"
#include "SkStroke.h"
@@ -739,6 +741,44 @@
CHECK_FOR_ANNOTATION(paint);
CHECK_SHOULD_DRAW(draw, false);
+ GrPaint grPaint;
+ if (!skPaint2GrPaintShader(this, paint, true, &grPaint)) {
+ return;
+ }
+
+ SkStrokeRec stroke(paint);
+ if (paint.getMaskFilter()) {
+ // try to hit the fast path for drawing filtered round rects
+
+ SkRRect devRRect;
+ if (rect.transform(fContext->getMatrix(), &devRRect)) {
+ if (devRRect.allCornersCircular()) {
+ SkRect maskRect;
+ if (paint.getMaskFilter()->canFilterMaskGPU(devRRect.rect(),
+ draw.fClip->getBounds(),
+ fContext->getMatrix(),
+ &maskRect)) {
+ SkIRect finalIRect;
+ maskRect.roundOut(&finalIRect);
+ if (draw.fClip->quickReject(finalIRect)) {
+ // clipped out
+ return;
+ }
+ if (NULL != draw.fBounder && !draw.fBounder->doIRect(finalIRect)) {
+ // nothing to draw
+ return;
+ }
+ if (paint.getMaskFilter()->directFilterRRectMaskGPU(fContext, &grPaint,
+ stroke, devRRect)) {
+ return;
+ }
+ }
+
+ }
+ }
+
+ }
+
bool usePath = !rect.isSimple();
// another two reasons we might need to call drawPath...
if (paint.getMaskFilter() || paint.getPathEffect()) {
@@ -756,16 +796,10 @@
return;
}
- GrPaint grPaint;
- if (!skPaint2GrPaintShader(this, paint, true, &grPaint)) {
- return;
- }
-
- SkStrokeRec stroke(paint);
fContext->drawRRect(grPaint, rect, stroke);
}
-///////////////////////////////////////////////////////////////////////////////
+/////////////////////////////////////////////////////////////////////////////
void SkGpuDevice::drawOval(const SkDraw& draw, const SkRect& oval,
const SkPaint& paint) {
@@ -1011,7 +1045,7 @@
}
if (paint.getMaskFilter()->directFilterMaskGPU(fContext, &grPaint,
- SkStrokeRec(paint), *devPathPtr)) {
+ stroke, *devPathPtr)) {
// the mask filter was able to draw itself directly, so there's nothing
// left to do.
return;