1// Copyright 2019 Google LLC. 2// Use of this source code is governed by a BSD-style license that can be found in the LICENSE file. 3#include "tools/fiddle/examples.h" 4// HASH=2d991a231e49d1de13eeb2ba9b440e01 5REG_FIDDLE(Surface_readPixels_3, 256, 256, false, 0) { 6void draw(SkCanvas* canvas) { 7 sk_sp<SkSurface> surf(SkSurface::MakeRasterN32Premul(64, 64)); 8 auto surfCanvas = surf->getCanvas(); 9 surfCanvas->clear(SK_ColorGREEN); 10 SkPaint paint; 11 surfCanvas->drawOval({2, 10, 58, 54}, paint); 12 SkImageInfo info = SkImageInfo::Make(64, 64, kBGRA_8888_SkColorType, kPremul_SkAlphaType); 13 SkBitmap bitmap; 14 bitmap.setInfo(info); 15 bitmap.allocPixels(); 16 for (int x : { 32, -32 } ) { 17 for (int y : { 32, -32 } ) { 18 surf->readPixels(bitmap, x, y); 19 } 20 } 21 canvas->drawImage(bitmap.asImage(), 0, 0); 22} 23} // END FIDDLE 24