skia2/gm/crosscontextimage.cpp
Hal Canary c465d13e6f resources: orgainize directory.
Should make it easier to ask just for images.

Change-Id: If821743dc924c4bfbc6b2b2d29b14affde7b3afd
Reviewed-on: https://skia-review.googlesource.com/82684
Commit-Queue: Hal Canary <halcanary@google.com>
Reviewed-by: Leon Scroggins <scroggo@google.com>
2017-12-08 17:16:00 +00:00

51 lines
1.7 KiB
C++

/*
* Copyright 2017 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "gm.h"
#include "Resources.h"
#if SK_SUPPORT_GPU
#include "GrContext.h"
#include "SkImage.h"
DEF_SIMPLE_GM(cross_context_image, canvas, 512 * 3 + 60, 512 + 128 + 30) {
GrContext* context = canvas->getGrContext();
if (!context) {
skiagm::GM::DrawGpuOnlyMessage(canvas);
return;
}
sk_sp<SkData> encodedData = GetResourceAsData("images/mandrill_512.png");
sk_sp<SkImage> encodedImage = SkImage::MakeFromEncoded(encodedData);
canvas->drawImage(encodedImage, 10, 10);
sk_sp<SkImage> crossContextImage = SkImage::MakeCrossContextFromEncoded(
context, encodedData, false, canvas->imageInfo().colorSpace());
canvas->drawImage(crossContextImage, 512 + 30, 10);
SkBitmap bmp;
SkPixmap pixmap;
SkAssertResult(encodedImage->asLegacyBitmap(&bmp, SkImage::kRO_LegacyBitmapMode) &&
bmp.peekPixels(&pixmap));
sk_sp<SkImage> crossContextRaster = SkImage::MakeCrossContextFromPixmap(
context, pixmap, false, canvas->imageInfo().colorSpace());
canvas->drawImage(crossContextRaster, 512 + 512 + 60, 10);
SkIRect subset = SkIRect::MakeXYWH(256 - 64, 256 - 64, 128, 128);
sk_sp<SkImage> encodedSubset = encodedImage->makeSubset(subset);
sk_sp<SkImage> crossContextSubset = crossContextImage->makeSubset(subset);
sk_sp<SkImage> crossContextRasterSubset = crossContextRaster->makeSubset(subset);
canvas->drawImage(encodedSubset, 10, 512 + 30);
canvas->drawImage(crossContextSubset, 512 + 30, 512 + 30);
canvas->drawImage(crossContextRasterSubset, 512 + 512 + 60, 512 + 30);
}
#endif