Flutter Engine
The Flutter Engine
Bitmap_copy_const_SkBitmap.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.
4REG_FIDDLE(Bitmap_copy_const_SkBitmap, 256, 256, true, 0) {
5void draw(SkCanvas* canvas) {
6 SkBitmap original;
7 if (original.tryAllocPixels(
9 SkDebugf("original has pixels before copy: %s\n", original.getPixels() ? "true" : "false");
10 SkBitmap copy(original);
11 SkDebugf("original has pixels after copy: %s\n", original.getPixels() ? "true" : "false");
12 SkDebugf("copy has pixels: %s\n", copy.getPixels() ? "true" : "false");
13 }
14}
15} // END FIDDLE
REG_FIDDLE(Bitmap_copy_const_SkBitmap, 256, 256, true, 0)
@ kOpaque_SkAlphaType
pixel is opaque
Definition: SkAlphaType.h:28
@ kRGBA_8888_SkColorType
pixel with 8 bits for red, green, blue, alpha; in 32-bit word
Definition: SkColorType.h:24
void SK_SPI SkDebugf(const char format[],...) SK_PRINTF_LIKE(1
static void copy(void *dst, const uint8_t *src, int width, int bpp, int deltaSrc, int offset, const SkPMColor ctable[])
Definition: SkSwizzler.cpp:31
static void draw(SkCanvas *canvas, SkRect &target, int x, int y)
Definition: aaclip.cpp:27
void * getPixels() const
Definition: SkBitmap.h:283
bool tryAllocPixels(const SkImageInfo &info, size_t rowBytes)
Definition: SkBitmap.cpp:271
Definition: copy.py:1
static SkImageInfo Make(int width, int height, SkColorType ct, SkAlphaType at)