return image;
}
-static void canvasproc(SkCanvas* canvas, SkImage*, const SkBitmap& bm, const SkIRect& srcR,
- const SkRect& dstR) {
- canvas->drawBitmapRect(bm, srcR, dstR, nullptr);
+static void bitmapproc(SkCanvas* canvas, SkImage*, const SkBitmap& bm, const SkIRect& srcR,
+ const SkRect& dstR, const SkPaint* paint) {
+ canvas->drawBitmapRect(bm, srcR, dstR, paint);
+}
+
+static void bitmapsubsetproc(SkCanvas* canvas, SkImage*, const SkBitmap& bm, const SkIRect& srcR,
+ const SkRect& dstR, const SkPaint* paint) {
+ if (!bm.bounds().contains(srcR)) {
+ bitmapproc(canvas, nullptr, bm, srcR, dstR, paint);
+ return;
+ }
+
+ SkBitmap subset;
+ if (bm.extractSubset(&subset, srcR)) {
+ canvas->drawBitmapRect(subset, dstR, paint);
+ }
}
static void imageproc(SkCanvas* canvas, SkImage* image, const SkBitmap&, const SkIRect& srcR,
- const SkRect& dstR) {
- canvas->drawImageRect(image, srcR, dstR, nullptr);
+ const SkRect& dstR, const SkPaint* paint) {
+ canvas->drawImageRect(image, srcR, dstR, paint);
}
-typedef void DrawRectRectProc(SkCanvas*, SkImage*, const SkBitmap&, const SkIRect&, const SkRect&);
+static void imagesubsetproc(SkCanvas* canvas, SkImage* image, const SkBitmap& bm,
+ const SkIRect& srcR, const SkRect& dstR, const SkPaint* paint) {
+ if (!image->bounds().contains(srcR)) {
+ imageproc(canvas, image, bm, srcR, dstR, paint);
+ return;
+ }
+
+ if (sk_sp<SkImage> subset = image->makeSubset(srcR)) {
+ canvas->drawImageRect(subset, dstR, paint);
+ }
+}
+
+typedef void DrawRectRectProc(SkCanvas*, SkImage*, const SkBitmap&, const SkIRect&, const SkRect&,
+ const SkPaint*);
static const int gSize = 1024;
static const int gBmpSize = 2048;
for (int h = 1; h <= kMaxSrcRectSize; h *= 4) {
SkIRect srcRect = SkIRect::MakeXYWH((gBmpSize - w) / 2, (gBmpSize - h) / 2, w, h);
- fProc(canvas, fImage.get(), fLargeBitmap, srcRect, dstRect);
+ fProc(canvas, fImage.get(), fLargeBitmap, srcRect, dstRect, nullptr);
SkString label;
label.appendf("%d x %d", w, h);
paint.setMaskFilter(SkBlurMaskFilter::Make(
kNormal_SkBlurStyle,
SkBlurMask::ConvertRadiusToSigma(SkIntToScalar(5)),
- SkBlurMaskFilter::kHighQuality_BlurFlag |
- SkBlurMaskFilter::kIgnoreTransform_BlurFlag));
- canvas->drawBitmapRect(bm, srcRect, dstRect, &paint);
+ SkBlurMaskFilter::kHighQuality_BlurFlag));
+
+ sk_sp<SkImage> image(SkImage::MakeFromBitmap(bm));
+ fProc(canvas, image.get(), bm, srcRect, dstRect, &paint);
}
}
typedef skiagm::GM INHERITED;
};
-DEF_GM( return new DrawBitmapRectGM(canvasproc, nullptr); )
-DEF_GM( return new DrawBitmapRectGM(imageproc, "-imagerect"); )
+DEF_GM( return new DrawBitmapRectGM(bitmapproc , nullptr); )
+DEF_GM( return new DrawBitmapRectGM(bitmapsubsetproc, "-subset"); )
+DEF_GM( return new DrawBitmapRectGM(imageproc , "-imagerect"); )
+DEF_GM( return new DrawBitmapRectGM(imagesubsetproc , "-imagerect-subset"); )
draw.drawBitmap(bitmap, matrix, nullptr, paint);
}
+static inline bool CanApplyDstMatrixAsCTM(const SkMatrix& m, const SkPaint& paint) {
+ if (!paint.getMaskFilter()) {
+ return true;
+ }
+
+ // Some mask filters parameters (sigma) depend on the CTM/scale.
+ return m.getType() <= SkMatrix::kTranslate_Mask;
+}
+
void SkBitmapDevice::drawBitmapRect(const SkDraw& draw, const SkBitmap& bitmap,
const SkRect* src, const SkRect& dst,
const SkPaint& paint, SkCanvas::SrcRectConstraint constraint) {
// We can go faster by just calling drawBitmap, which will concat the
// matrix with the CTM, and try to call drawSprite if it can. If not,
// it will make a shader and call drawRect, as we do below.
- draw.drawBitmap(*bitmapPtr, matrix, dstPtr, paint);
- return;
+ if (CanApplyDstMatrixAsCTM(matrix, paint)) {
+ draw.drawBitmap(*bitmapPtr, matrix, dstPtr, paint);
+ return;
+ }
}
USE_SHADER: