1cb93a386Sopenharmony_ci// Copyright 2019 Google LLC.
2cb93a386Sopenharmony_ci// Use of this source code is governed by a BSD-style license that can be found in the LICENSE file.
3cb93a386Sopenharmony_ci#include "tools/fiddle/examples.h"
4cb93a386Sopenharmony_ci// HASH=d3aec071998f871809f515e58abb1b0e
5cb93a386Sopenharmony_ciREG_FIDDLE(Surface_MakeFromBackendTexture, 256, 256, false, 3) {
6cb93a386Sopenharmony_civoid draw(SkCanvas* canvas) {
7cb93a386Sopenharmony_ci    SkFont font(nullptr, 32);
8cb93a386Sopenharmony_ci    SkPaint paint;
9cb93a386Sopenharmony_ci
10cb93a386Sopenharmony_ci    GrRecordingContext* context = canvas->recordingContext();
11cb93a386Sopenharmony_ci    if (!context) {
12cb93a386Sopenharmony_ci         canvas->drawString("GPU only!", 20, 40, font, paint);
13cb93a386Sopenharmony_ci         return;
14cb93a386Sopenharmony_ci    }
15cb93a386Sopenharmony_ci    GrDirectContext* direct = context->asDirectContext();
16cb93a386Sopenharmony_ci    if (!direct) {
17cb93a386Sopenharmony_ci         canvas->drawString("Direct Context only!", 20, 40, font, paint);
18cb93a386Sopenharmony_ci         return;
19cb93a386Sopenharmony_ci    }
20cb93a386Sopenharmony_ci
21cb93a386Sopenharmony_ci    sk_sp<SkSurface> gpuSurface = SkSurface::MakeFromBackendTexture(direct,
22cb93a386Sopenharmony_ci                                                                    backEndTexture,
23cb93a386Sopenharmony_ci                                                                    kTopLeft_GrSurfaceOrigin,
24cb93a386Sopenharmony_ci                                                                    0,
25cb93a386Sopenharmony_ci                                                                    kRGBA_8888_SkColorType,
26cb93a386Sopenharmony_ci                                                                    nullptr,
27cb93a386Sopenharmony_ci                                                                    nullptr,
28cb93a386Sopenharmony_ci                                                                    nullptr);
29cb93a386Sopenharmony_ci    auto surfaceCanvas = gpuSurface->getCanvas();
30cb93a386Sopenharmony_ci    surfaceCanvas->drawString("GPU rocks!", 20, 40, font, paint);
31cb93a386Sopenharmony_ci    sk_sp<SkImage> image(gpuSurface->makeImageSnapshot());
32cb93a386Sopenharmony_ci    canvas->drawImage(image, 0, 0);
33cb93a386Sopenharmony_ci}
34cb93a386Sopenharmony_ci}  // END FIDDLE
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