skia2/docs/examples/Pixmap_032.cpp
Hal Canary 8751512aaa Revert "Revert "Compile all fiddle examples locally""
This reverts commit 37575bf3ca.

Change-Id: Ia31abbd4906ddeed406f3da1128bc4d4177abf24
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/201603
Reviewed-by: Hal Canary <halcanary@google.com>
Commit-Queue: Hal Canary <halcanary@google.com>
2019-03-16 00:48:09 +00:00

21 lines
912 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=74ef460f89ed5904334d0f8883e781c4
REG_FIDDLE(Pixmap_032, 256, 256, true, 0) {
void draw(SkCanvas* canvas) {
const int w = 4;
const int h = 4;
SkPMColor storage[w * h * 4];
SkPixmap pixmap(SkImageInfo::MakeN32(w, h, kPremul_SkAlphaType), storage, w * 4);
SkDebugf("pixmap.writable_addr() %c= (void *)storage\n",
pixmap.writable_addr() == (void *)storage ? '=' : '!');
pixmap.erase(0x00000000);
*(SkPMColor*)pixmap.writable_addr() = 0xFFFFFFFF;
SkDebugf("pixmap.getColor(0, 1) %c= 0x00000000\n",
pixmap.getColor(0, 1) == 0x00000000 ? '=' : '!');
SkDebugf("pixmap.getColor(0, 0) %c= 0xFFFFFFFF\n",
pixmap.getColor(0, 0) == 0xFFFFFFFF ? '=' : '!');
}
} // END FIDDLE