1 /*
2  * Copyright 2017 Google Inc.
3  *
4  * Use of this source code is governed by a BSD-style license that can be
5  * found in the LICENSE file.
6  */
7 
8 #include "gm.h"
9 #include "Resources.h"
10 
11 #include "GrContext.h"
12 #include "SkImage.h"
13 
14 DEF_SIMPLE_GPU_GM_CAN_FAIL(cross_context_image, context, rtc, canvas, errorMsg,
15                            5 * 256 + 60, 256 + 128 + 30) {
16     sk_sp<SkData> encodedData = GetResourceAsData("images/mandrill_256.png");
17     if (!encodedData) {
18         *errorMsg = "Could not load mandrill_256.png. Did you forget to set the resourcePath?";
19         return skiagm::DrawResult::kFail;
20     }
21 
22     sk_sp<SkImage> images[5];
23     images[0] = SkImage::MakeFromEncoded(encodedData);
24 
25     SkBitmap bmp;
26     SkPixmap pixmap;
27     SkAssertResult(images[0]->asLegacyBitmap(&bmp) &&
28                    bmp.peekPixels(&pixmap));
29 
30     images[1] = SkImage::MakeCrossContextFromEncoded(context, encodedData, false, nullptr);
31     images[2] = SkImage::MakeCrossContextFromEncoded(context, encodedData, true, nullptr);
32     images[3] = SkImage::MakeCrossContextFromPixmap(context, pixmap, false, nullptr);
33     images[4] = SkImage::MakeCrossContextFromPixmap(context, pixmap, true, nullptr);
34 
35     canvas->translate(10, 10);
36 
37     for (size_t i = 0; i < SK_ARRAY_COUNT(images); ++i) {
38         canvas->save();
39 
40         canvas->drawImage(images[i], 0, 0);
41         canvas->translate(0, 256 + 10);
42 
43         canvas->drawImage(images[i]->makeSubset(SkIRect::MakeXYWH(64, 64, 128, 128)), 0, 0);
44         canvas->translate(128, 0);
45 
46         SkPaint paint;
47         paint.setFilterQuality(kMedium_SkFilterQuality);
48         canvas->drawImageRect(images[i], SkRect::MakeWH(128, 128), &paint);
49 
50         canvas->restore();
51         canvas->translate(256 + 10, 0);
52     }
53     return skiagm::DrawResult::kOk;
54 }
55