// 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=7e7c46bb4572e21e13529ff364eb0a9c REG_FIDDLE(Color_Type_RGB_565, 256, 96, false, 0) { void draw(SkCanvas* canvas) { canvas->scale(16, 16); SkBitmap bitmap; SkImageInfo imageInfo = SkImageInfo::Make(2, 2, kRGB_565_SkColorType, kOpaque_SkAlphaType); bitmap.allocPixels(imageInfo); SkCanvas offscreen(bitmap); offscreen.clear(SK_ColorGREEN); canvas->drawBitmap(bitmap, 0, 0); auto pack565 = [](unsigned r, unsigned g, unsigned b) -> uint16_t { return (b << 0) | (g << 5) | (r << 11); }; uint16_t red565[] = { pack565(0x1F, 0x00, 0x00), pack565(0x17, 0x00, 0x00), pack565(0x0F, 0x00, 0x00), pack565(0x07, 0x00, 0x00) }; uint16_t blue565[] = { pack565(0x00, 0x00, 0x1F), pack565(0x00, 0x00, 0x17), pack565(0x00, 0x00, 0x0F), pack565(0x00, 0x00, 0x07) }; SkPixmap redPixmap(imageInfo, &red565, imageInfo.minRowBytes()); if (bitmap.writePixels(redPixmap, 0, 0)) { canvas->drawBitmap(bitmap, 2, 2); } SkPixmap bluePixmap(imageInfo, &blue565, imageInfo.minRowBytes()); if (bitmap.writePixels(bluePixmap, 0, 0)) { canvas->drawBitmap(bitmap, 4, 4); } } } // END FIDDLE