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=17bcabaaee2dbb7beba562e9ca50b55e
5 REG_FIDDLE(Pixmap_addr, 256, 256, true, 3) {
draw(SkCanvas * canvas)6 void draw(SkCanvas* canvas) {
7 std::vector<int32_t> pixels;
8 pixels.resize(image->height() * image->width() * 4);
9 SkPixmap pixmap(SkImageInfo::Make(image->width(), image->height(), kN32_SkColorType,
10 image->alphaType()), (const void*) &pixels.front(), image->width() * 4);
11 image->readPixels(nullptr, pixmap, 0, 0);
12 SkDebugf("pixels address: 0x%p\n", pixmap.addr());
13 SkPixmap inset;
14 if (pixmap.extractSubset(&inset, {128, 128, 512, 512})) {
15 SkDebugf("inset address: 0x%p\n", inset.addr());
16 }
17 }
18 } // END FIDDLE
19