c0bd9f9fe5
Current strategy: everything from the top Things to look at first are the manual changes: - added tools/rewrite_includes.py - removed -Idirectives from BUILD.gn - various compile.sh simplifications - tweak tools/embed_resources.py - update gn/find_headers.py to write paths from the top - update gn/gn_to_bp.py SkUserConfig.h layout so that #include "include/config/SkUserConfig.h" always gets the header we want. No-Presubmit: true Change-Id: I73a4b181654e0e38d229bc456c0d0854bae3363e Reviewed-on: https://skia-review.googlesource.com/c/skia/+/209706 Commit-Queue: Mike Klein <mtklein@google.com> Reviewed-by: Hal Canary <halcanary@google.com> Reviewed-by: Brian Osman <brianosman@google.com> Reviewed-by: Florin Malita <fmalita@chromium.org>
27 lines
1.1 KiB
C++
27 lines
1.1 KiB
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=b77a73c4baa63a4a8e2a4fdd96144d0b
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REG_FIDDLE(Image_readPixels_2, 256, 256, false, 3) {
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void draw(SkCanvas* canvas) {
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std::vector<int32_t> srcPixels;
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int rowBytes = image->width() * 4;
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int quarterWidth = image->width() / 4;
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int quarterHeight = image->height() / 4;
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srcPixels.resize(image->height() * rowBytes);
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for (int y = 0; y < 4; ++y) {
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for (int x = 0; x < 4; ++x) {
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SkPixmap pixmap(SkImageInfo::MakeN32Premul(quarterWidth, quarterHeight),
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&srcPixels.front() + x * image->height() * quarterWidth +
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y * quarterWidth, rowBytes);
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image->readPixels(pixmap, x * quarterWidth, y * quarterHeight);
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}
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}
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canvas->scale(.5f, .5f);
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SkBitmap bitmap;
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bitmap.installPixels(SkImageInfo::MakeN32Premul(image->width(), image->height()),
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&srcPixels.front(), rowBytes);
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canvas->drawBitmap(bitmap, 0, 0);
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}
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} // END FIDDLE
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