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=1282dc1127ce1b0061544619ae4de0f0
5 REG_FIDDLE(Color_Type_RGBA_1010102, 256, 96, false, 0) {
6 void draw(SkCanvas* canvas) {
9 SkImageInfo imageInfo = SkImageInfo::Make(2, 2, kRGBA_1010102_SkColorType, kOpaque_SkAlphaType);
10 bitmap.allocPixels(imageInfo);
11 SkCanvas offscreen(bitmap);
12 offscreen.clear(SK_ColorGREEN);
13 canvas->drawImage(bitmap.asImage(), 0, 0);
14 auto pack1010102 = [](unsigned r, unsigned g, unsigned b, unsigned a) -> uint32_t {
15 return (r << 0) | (g << 10) | (b << 20) | (a << 30);
17 uint32_t redBits[] = { pack1010102(0x3FF, 0x000, 0x000, 0x3),
18 pack1010102(0x2ff, 0x000, 0x000, 0x3),
19 pack1010102(0x1ff, 0x000, 0x000, 0x3),
20 pack1010102(0x0ff, 0x000, 0x000, 0x3) };
21 uint32_t blueBits[] = { pack1010102(0x000, 0x000, 0x3FF, 0x3),
22 pack1010102(0x000, 0x000, 0x2ff, 0x3),
23 pack1010102(0x000, 0x000, 0x1ff, 0x3),
24 pack1010102(0x000, 0x000, 0x0ff, 0x3) };
25 if (bitmap.installPixels(imageInfo, (void*) redBits, imageInfo.minRowBytes())) {
26 canvas->drawImage(bitmap.asImage(), 2, 2);
28 SkPixmap bluePixmap(imageInfo, &blueBits, imageInfo.minRowBytes());
29 if (bitmap.installPixels(imageInfo, (void*) blueBits, imageInfo.minRowBytes())) {
30 canvas->drawImage(bitmap.asImage(), 4, 4);