Merge "Fix Skia's impl for TextureView.getBitmap" into pi-dev am: 5d27097739
am: 6eb88411e6
Change-Id: I04f782a456997f6946a1ea258dea964ffd1b59f2
diff --git a/libs/hwui/pipeline/skia/LayerDrawable.cpp b/libs/hwui/pipeline/skia/LayerDrawable.cpp
index a40cada..896c01c 100644
--- a/libs/hwui/pipeline/skia/LayerDrawable.cpp
+++ b/libs/hwui/pipeline/skia/LayerDrawable.cpp
@@ -34,7 +34,8 @@
}
}
-bool LayerDrawable::DrawLayer(GrContext* context, SkCanvas* canvas, Layer* layer) {
+bool LayerDrawable::DrawLayer(GrContext* context, SkCanvas* canvas, Layer* layer,
+ const SkRect* dstRect) {
if (context == nullptr) {
SkDEBUGF(("Attempting to draw LayerDrawable into an unsupported surface"));
return false;
@@ -43,8 +44,8 @@
SkMatrix layerTransform;
layer->getTransform().copyTo(layerTransform);
sk_sp<SkImage> layerImage;
- int layerWidth = layer->getWidth();
- int layerHeight = layer->getHeight();
+ const int layerWidth = layer->getWidth();
+ const int layerHeight = layer->getHeight();
if (layer->getApi() == Layer::Api::OpenGL) {
GlLayer* glLayer = static_cast<GlLayer*>(layer);
GrGLTextureInfo externalTexture;
@@ -63,21 +64,21 @@
}
if (layerImage) {
- SkMatrix textureMatrix;
- layer->getTexTransform().copyTo(textureMatrix);
+ SkMatrix textureMatrixInv;
+ layer->getTexTransform().copyTo(textureMatrixInv);
// TODO: after skia bug https://bugs.chromium.org/p/skia/issues/detail?id=7075 is fixed
// use bottom left origin and remove flipV and invert transformations.
SkMatrix flipV;
flipV.setAll(1, 0, 0, 0, -1, 1, 0, 0, 1);
- textureMatrix.preConcat(flipV);
- textureMatrix.preScale(1.0f / layerWidth, 1.0f / layerHeight);
- textureMatrix.postScale(layerWidth, layerHeight);
- SkMatrix textureMatrixInv;
- if (!textureMatrix.invert(&textureMatrixInv)) {
- textureMatrixInv = textureMatrix;
+ textureMatrixInv.preConcat(flipV);
+ textureMatrixInv.preScale(1.0f / layerWidth, 1.0f / layerHeight);
+ textureMatrixInv.postScale(layerWidth, layerHeight);
+ SkMatrix textureMatrix;
+ if (!textureMatrixInv.invert(&textureMatrix)) {
+ textureMatrix = textureMatrixInv;
}
- SkMatrix matrix = SkMatrix::Concat(layerTransform, textureMatrixInv);
+ SkMatrix matrix = SkMatrix::Concat(layerTransform, textureMatrix);
SkPaint paint;
paint.setAlpha(layer->getAlpha());
@@ -89,7 +90,20 @@
canvas->save();
canvas->concat(matrix);
}
- canvas->drawImage(layerImage.get(), 0, 0, &paint);
+ if (dstRect) {
+ SkMatrix matrixInv;
+ if (!matrix.invert(&matrixInv)) {
+ matrixInv = matrix;
+ }
+ SkRect srcRect = SkRect::MakeIWH(layerWidth, layerHeight);
+ matrixInv.mapRect(&srcRect);
+ SkRect skiaDestRect = *dstRect;
+ matrixInv.mapRect(&skiaDestRect);
+ canvas->drawImageRect(layerImage.get(), srcRect, skiaDestRect, &paint,
+ SkCanvas::kFast_SrcRectConstraint);
+ } else {
+ canvas->drawImage(layerImage.get(), 0, 0, &paint);
+ }
// restore the original matrix
if (nonIdentityMatrix) {
canvas->restore();
diff --git a/libs/hwui/pipeline/skia/LayerDrawable.h b/libs/hwui/pipeline/skia/LayerDrawable.h
index 3450387..18d1184 100644
--- a/libs/hwui/pipeline/skia/LayerDrawable.h
+++ b/libs/hwui/pipeline/skia/LayerDrawable.h
@@ -32,7 +32,8 @@
public:
explicit LayerDrawable(DeferredLayerUpdater* layerUpdater) : mLayerUpdater(layerUpdater) {}
- static bool DrawLayer(GrContext* context, SkCanvas* canvas, Layer* layer);
+ static bool DrawLayer(GrContext* context, SkCanvas* canvas, Layer* layer,
+ const SkRect* dstRect = nullptr);
protected:
virtual SkRect onGetBounds() override {
diff --git a/libs/hwui/pipeline/skia/SkiaOpenGLPipeline.cpp b/libs/hwui/pipeline/skia/SkiaOpenGLPipeline.cpp
index b258bbd..b7aa78b 100644
--- a/libs/hwui/pipeline/skia/SkiaOpenGLPipeline.cpp
+++ b/libs/hwui/pipeline/skia/SkiaOpenGLPipeline.cpp
@@ -144,7 +144,9 @@
SkBudgeted::kYes, bitmap->info());
Layer* layer = deferredLayer->backingLayer();
- if (LayerDrawable::DrawLayer(mRenderThread.getGrContext(), tmpSurface->getCanvas(), layer)) {
+ const SkRect dstRect = SkRect::MakeIWH(bitmap->width(), bitmap->height());
+ if (LayerDrawable::DrawLayer(mRenderThread.getGrContext(), tmpSurface->getCanvas(), layer,
+ &dstRect)) {
sk_sp<SkImage> tmpImage = tmpSurface->makeImageSnapshot();
if (tmpImage->readPixels(bitmap->info(), bitmap->getPixels(), bitmap->rowBytes(), 0, 0)) {
bitmap->notifyPixelsChanged();