xref: /aosp_15_r20/external/skia/docs/examples/Bitmap_getAddr32.cpp (revision c8dee2aa9b3f27cf6c858bd81872bdeb2c07ed17) 
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.
3 #include "tools/fiddle/examples.h"
4 REG_FIDDLE(Bitmap_getAddr32, 256, 256, true, 3) {
draw(SkCanvas * canvas)5 void draw(SkCanvas* canvas) {
6     uint32_t* row0 = source.getAddr32(0, 0);
7     uint32_t* row1 = source.getAddr32(0, 1);
8     size_t interval = (row1 - row0) * source.bytesPerPixel();
9     SkDebugf("addr interval %c= rowBytes\n", interval == source.rowBytes() ? '=' : '!');
10 }
11 }  // END FIDDLE
12