// Copyright 2019 Google LLC. // Use of this source code is governed by a BSD-style license that can be found in the LICENSE file. #include "tools/fiddle/examples.h" // HASH=8aa8ca63dff4641dfc6ea8a3c555d59c REG_FIDDLE(Image_readPixels, 256, 256, false, 3) { void draw(SkCanvas* canvas) { canvas->scale(.5f, .5f); const int width = 32; const int height = 32; std::vector dstPixels; dstPixels.resize(height * width * 4); SkImageInfo info = SkImageInfo::MakeN32Premul(width, height); for (int y = 0; y < 512; y += height ) { for (int x = 0; x < 512; x += width ) { if (image->readPixels(nullptr, info, &dstPixels.front(), width * 4, x, y)) { SkPixmap dstPixmap(info, &dstPixels.front(), width * 4); SkBitmap bitmap; bitmap.installPixels(dstPixmap); canvas->drawImage(bitmap.asImage(), 0, 0); } canvas->translate(48, 0); } canvas->translate(-16 * 48, 48); } } } // END FIDDLE