21 lines
934 B
C++
21 lines
934 B
C++
// Copyright 2019 Google LLC.
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// Use of this source code is governed by a BSD-style license that can be found in the LICENSE file.
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#include "tools/fiddle/examples.h"
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// HASH=559eaca89c765bc8466ea1ba3331d4db
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REG_FIDDLE(Pixmap_writable_addr_2, 256, 256, true, 0) {
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void draw(SkCanvas* canvas) {
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const int w = 4;
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const int h = 4;
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SkPMColor storage[w * h * 4];
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SkPixmap pixmap(SkImageInfo::MakeN32(w, h, kPremul_SkAlphaType), storage, w * 4);
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SkDebugf("pixmap.writable_addr() %c= (void *)storage\n",
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pixmap.writable_addr() == (void *)storage ? '=' : '!');
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pixmap.erase(0x00000000);
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*(SkPMColor*)pixmap.writable_addr(1, 2) = 0xFFFFFFFF;
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SkDebugf("pixmap.getColor(0, 0) %c= 0x00000000\n",
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pixmap.getColor(0, 0) == 0x00000000 ? '=' : '!');
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SkDebugf("pixmap.getColor(1, 2) %c= 0xFFFFFFFF\n",
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pixmap.getColor(1, 2) == 0xFFFFFFFF ? '=' : '!');
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}
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} // END FIDDLE
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