Flutter Engine
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Bitmap_pixelRef.cpp
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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.
4// HASH=5db2d30870a7cc45f28e22578d1880c3
5REG_FIDDLE(Bitmap_pixelRef, 256, 256, true, 3) {
6void draw(SkCanvas* canvas) {
7 SkBitmap subset;
8 source.extractSubset(&subset, SkIRect::MakeXYWH(32, 64, 128, 256));
9 SkDebugf("src ref %c= sub ref\n", source.pixelRef() == subset.pixelRef() ? '=' : '!');
10 SkDebugf("src pixels %c= sub pixels\n", source.getPixels() == subset.getPixels() ? '=' : '!');
11 SkDebugf("src addr %c= sub addr\n", source.getAddr(32, 64) == subset.getAddr(0, 0) ? '=' : '!');
12}
13} // END FIDDLE
void SK_SPI SkDebugf(const char format[],...) SK_PRINTF_LIKE(1
static void draw(SkCanvas *canvas, SkRect &target, int x, int y)
Definition aaclip.cpp:27
SkPixelRef * pixelRef() const
Definition SkBitmap.h:720
bool extractSubset(SkBitmap *dst, const SkIRect &subset) const
Definition SkBitmap.cpp:453
void * getAddr(int x, int y) const
Definition SkBitmap.cpp:406
void * getPixels() const
Definition SkBitmap.h:283
SkBitmap source
Definition examples.cpp:28
#define REG_FIDDLE(NAME, W, H, TEXT, I)
Definition examples.h:60
static constexpr SkIRect MakeXYWH(int32_t x, int32_t y, int32_t w, int32_t h)
Definition SkRect.h:104