1// Copyright 2019 Google LLC.
2// Use of this source code is governed by a BSD-style license that can be found in the LICENSE file.
3#include "tools/fiddle/examples.h"
4// HASH=9cf5c62a3d2243e6577ae563f360ea9d
5REG_FIDDLE(Image_isTextureBacked, 256, 256, false, 5) {
6void draw(SkCanvas* canvas) {
7    auto dContext = GrAsDirectContext(canvas->recordingContext());
8    if (!dContext) {
9        return;
10    }
11
12    auto drawImage = [=](sk_sp<SkImage> image, const char* label) -> void {
13        if (nullptr == image) {
14            return;
15        }
16        SkPaint paint;
17        paint.setAntiAlias(true);
18        SkFont font;
19        canvas->drawImage(image, 0, 0);
20        canvas->drawString(label, 30, image->height() / 4, font, paint);
21        canvas->drawString(image->isTextureBacked() ? "is GPU texture" : "not GPU texture",
22                           20, image->height() * 3 / 4, font, paint);
23    };
24    sk_sp<SkImage> bitmapImage(source.asImage());
25    sk_sp<SkImage> textureImage(SkImage::MakeFromTexture(dContext, backEndTexture,
26                                                         kTopLeft_GrSurfaceOrigin,
27                                                         kRGBA_8888_SkColorType,
28                                                         kOpaque_SkAlphaType, nullptr));
29    drawImage(image, "image");
30    canvas->translate(image->width(), 0);
31    drawImage(bitmapImage, "source");
32    canvas->translate(-image->width(), image->height());
33    drawImage(textureImage, "backEndTexture");
34}
35}  // END FIDDLE
36