39 lines
1.8 KiB
C++
39 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=d093aad721261f421c4bef4a296aab48
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REG_FIDDLE(Image_getBackendTexture, 256, 256, false, 3) {
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void draw(SkCanvas* canvas) {
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SkFont font;
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SkPaint paint;
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GrRecordingContext* context = canvas->recordingContext();
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if (!context) {
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canvas->drawString("GPU only!", 20, 40, font, paint);
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return;
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}
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GrDirectContext* direct = context->asDirectContext();
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if (!direct) {
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canvas->drawString("Direct context only!", 20, 40, font, paint);
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return;
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}
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sk_sp<SkImage> imageFromBackend = SkImage::MakeFromAdoptedTexture(direct,
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backEndTexture,
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kBottomLeft_GrSurfaceOrigin,
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kRGBA_8888_SkColorType,
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kOpaque_SkAlphaType);
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GrBackendTexture textureFromImage = imageFromBackend->getBackendTexture(false);
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if (!textureFromImage.isValid()) {
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return;
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}
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sk_sp<SkImage> imageFromTexture = SkImage::MakeFromAdoptedTexture(direct,
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textureFromImage,
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kTopLeft_GrSurfaceOrigin,
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kRGBA_8888_SkColorType,
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kOpaque_SkAlphaType);
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canvas->drawImage(imageFromTexture, 0, 0);
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canvas->drawImage(imageFromBackend, 128, 128);
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}
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} // END FIDDLE
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