skia2/docs/examples/Bitmap_getPixels.cpp
Hal Canary d88c2e8e09 Docs: rename examples files to match names
Change-Id: I9a6b2780cfdd91cdd16d5a08eb9ba1214492cb7e
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/201982
Commit-Queue: Hal Canary <halcanary@google.com>
Reviewed-by: Hal Canary <halcanary@google.com>
2019-03-19 18:49:22 +00:00

19 lines
772 B
C++

// 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 "fiddle/examples.h"
// HASH=e006bb05cf74ec8d2b3d6adeb5dba11b
REG_FIDDLE(Bitmap_getPixels, 256, 256, true, 0) {
void draw(SkCanvas* canvas) {
SkBitmap bitmap;
bitmap.setInfo(SkImageInfo::MakeN32(4, 4, kPremul_SkAlphaType));
bitmap.allocPixels();
bitmap.eraseColor(0x00000000);
void* baseAddr = bitmap.getPixels();
*(SkPMColor*)baseAddr = 0xFFFFFFFF;
SkDebugf("bitmap.getColor(0, 1) %c= 0x00000000\n",
bitmap.getColor(0, 1) == 0x00000000 ? '=' : '!');
SkDebugf("bitmap.getColor(0, 0) %c= 0xFFFFFFFF\n",
bitmap.getColor(0, 0) == 0xFFFFFFFF ? '=' : '!');
}
} // END FIDDLE