dc607e35e1
Change-Id: Ie16194937530d7cd75f84d9af66c31b77875ef83 Reviewed-on: https://skia-review.googlesource.com/c/skia/+/347043 Reviewed-by: Mike Reed <reed@google.com> Commit-Queue: Mike Reed <reed@google.com>
43 lines
1.8 KiB
C++
43 lines
1.8 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=afc62f38aebc56af8e425297ec67dd37
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REG_FIDDLE(Image_isValid, 256, 256, false, 5) {
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void draw(SkCanvas* canvas) {
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auto dContext = GrAsDirectContext(canvas->recordingContext());
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if (!dContext) {
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return;
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}
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auto drawImage = [=](sk_sp<SkImage> image, const char* label) -> void {
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if (nullptr == image) {
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return;
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}
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SkFont font;
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SkPaint paint;
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paint.setAntiAlias(true);
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canvas->drawImage(image, 0, 0);
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canvas->drawString(label, image->width() / 2, image->height() / 4, font, paint);
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if (dContext) {
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const char* msg = image->isValid(dContext) ? "is valid on GPU"
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: "not valid on GPU";
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canvas->drawString(msg, 20, image->height() * 5 / 8, font, paint);
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}
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const char* msg = image->isValid(nullptr) ? "is valid on CPU" : "not valid on CPU";
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canvas->drawString(msg, 20, image->height() * 7 / 8, font, paint);
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};
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sk_sp<SkImage> bitmapImage(source.asImage());
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sk_sp<SkImage> textureImage(SkImage::MakeFromTexture(dContext, backEndTexture,
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kTopLeft_GrSurfaceOrigin,
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kRGBA_8888_SkColorType,
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kOpaque_SkAlphaType, nullptr));
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drawImage(image, "image");
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canvas->translate(image->width(), 0);
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drawImage(bitmapImage, "source");
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canvas->translate(-image->width(), image->height());
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drawImage(textureImage, "backEndTexture");
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}
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} // END FIDDLE
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