blob: d0818c36d1080bd53dba7568241a5dfc1ad2a84b [file] [log] [blame]
// 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 "tools/fiddle/examples.h"
// HASH=8aa8ca63dff4641dfc6ea8a3c555d59c
REG_FIDDLE(Image_readPixels, 256, 256, false, 3) {
void draw(SkCanvas* canvas) {
canvas->scale(.5f, .5f);
const int width = 32;
const int height = 32;
std::vector<int32_t> dstPixels;
dstPixels.resize(height * width * 4);
SkImageInfo info = SkImageInfo::MakeN32Premul(width, height);
for (int y = 0; y < 512; y += height ) {
for (int x = 0; x < 512; x += width ) {
if (image->readPixels(nullptr, info, &dstPixels.front(), width * 4, x, y)) {
SkPixmap dstPixmap(info, &dstPixels.front(), width * 4);
SkBitmap bitmap;
bitmap.installPixels(dstPixmap);
canvas->drawImage(bitmap.asImage(), 0, 0);
}
canvas->translate(48, 0);
}
canvas->translate(-16 * 48, 48);
}
}
} // END FIDDLE