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/gm.h"
9 #include "include/core/SkBitmap.h"
10 #include "include/core/SkCanvas.h"
11 #include "include/core/SkData.h"
12 #include "include/core/SkImage.h"
13 #include "include/core/SkPaint.h"
14 #include "include/core/SkPixmap.h"
15 #include "include/core/SkRect.h"
16 #include "include/core/SkRefCnt.h"
17 #include "include/core/SkString.h"
18 #include "include/core/SkTypes.h"
19 #include "include/gpu/GrDirectContext.h"
20 #include "include/gpu/GrRecordingContext.h"
21 #include "tools/Resources.h"
22
DEF_SIMPLE_GPU_GM_CAN_FAIL(cross_context_image, rContext, canvas, errorMsg, 3 * 256 + 40, 256 + 128 + 30)23 DEF_SIMPLE_GPU_GM_CAN_FAIL(cross_context_image, rContext, canvas, errorMsg,
24 3 * 256 + 40, 256 + 128 + 30) {
25 sk_sp<SkData> encodedData = GetResourceAsData("images/mandrill_256.png");
26 if (!encodedData) {
27 *errorMsg = "Could not load mandrill_256.png. Did you forget to set the resourcePath?";
28 return skiagm::DrawResult::kFail;
29 }
30
31 auto dContext = rContext->asDirectContext();
32 if (!dContext) {
33 *errorMsg = "CrossContext image creation requires a direct context.";
34 return skiagm::DrawResult::kSkip;
35 }
36
37 sk_sp<SkImage> images[3];
38 images[0] = SkImage::MakeFromEncoded(encodedData);
39
40 SkBitmap bmp;
41 SkPixmap pixmap;
42 SkAssertResult(images[0]->asLegacyBitmap(&bmp) &&
43 bmp.peekPixels(&pixmap));
44
45 images[1] = SkImage::MakeCrossContextFromPixmap(dContext, pixmap, false);
46 images[2] = SkImage::MakeCrossContextFromPixmap(dContext, pixmap, true);
47
48 canvas->translate(10, 10);
49
50 for (size_t i = 0; i < SK_ARRAY_COUNT(images); ++i) {
51 canvas->save();
52
53 canvas->drawImage(images[i], 0, 0);
54 canvas->translate(0, 256 + 10);
55
56 canvas->drawImage(images[i]->makeSubset(SkIRect::MakeXYWH(64, 64, 128, 128), dContext),
57 0, 0);
58 canvas->translate(128, 0);
59
60 canvas->drawImageRect(images[i], SkRect::MakeWH(128, 128),
61 SkSamplingOptions(SkFilterMode::kLinear,
62 SkMipmapMode::kLinear));
63
64 canvas->restore();
65 canvas->translate(256 + 10, 0);
66 }
67 return skiagm::DrawResult::kOk;
68 }
69
