041f7dfc57
Ensures that an image is GPU backed on the passed-in GrContxt. The new
version requires a destination color space (intended usage of the image),
so we can make a proper decision about decoded format.
This reverts commit d263413a2a.
BUG=skia:
Change-Id: Ibccddbafc301779559592045ed5a5fa9264e7432
Reviewed-on: https://skia-review.googlesource.com/8116
Commit-Queue: Brian Osman <brianosman@google.com>
Reviewed-by: Brian Salomon <bsalomon@google.com>
127 lines
4.5 KiB
C++
127 lines
4.5 KiB
C++
/*
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* Copyright 2016 Google Inc.
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*
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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#include "SkBitmapDevice.h"
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#include "SkDevice.h"
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#include "SkSpecialImage.h"
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#if SK_SUPPORT_GPU
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#include "SkGpuDevice.h"
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#endif
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#include "Test.h"
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class DeviceTestingAccess {
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public:
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static sk_sp<SkSpecialImage> MakeSpecial(SkBaseDevice* dev, const SkBitmap& bm) {
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return dev->makeSpecial(bm);
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}
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static sk_sp<SkSpecialImage> MakeSpecial(SkBaseDevice* dev, SkImage* img) {
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return dev->makeSpecial(img);
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}
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static sk_sp<SkSpecialImage> SnapSpecial(SkBaseDevice* dev) {
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return dev->snapSpecial();
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}
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};
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// TODO: re-enable this when Raster methods are implemented
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#if 0
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DEF_TEST(SpecialImage_BitmapDevice, reporter) {
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static const int kWidth = 100;
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static const int kHeight = 90;
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SkImageInfo ii = SkImageInfo::MakeN32Premul(2*kWidth, 2*kHeight);
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sk_sp<SkBaseDevice> bmDev(SkBitmapDevice::Create(ii));
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SkBitmap bm;
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bm.tryAllocN32Pixels(kWidth, kHeight);
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// Create a raster-backed special image from a raster-backed SkBitmap
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sk_sp<SkSpecialImage> special = DeviceTestingAccess::MakeSpecial(bmDev.get(), bm);
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SkASSERT(!special->isTextureBacked());
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SkASSERT(kWidth == special->width());
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SkASSERT(kHeight == special->height());
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SkASSERT(bm.getGenerationID() == special->uniqueID());
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SkASSERT(SkIRect::MakeWH(kWidth, kHeight) == special->subset());
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// Create a raster-backed special image from a raster-backed SkImage
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sk_sp<SkImage> image(SkImage::MakeFromBitmap(bm));
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special = DeviceTestingAccess::MakeSpecial(bmDev.get(), image.get());
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SkASSERT(!special->isTextureBacked());
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SkASSERT(kWidth == special->width());
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SkASSERT(kHeight == special->height());
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SkASSERT(bm.getGenerationID() == special->uniqueID());
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SkASSERT(SkIRect::MakeWH(kWidth, kHeight) == special->subset());
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// Snap the device as a raster-backed special image
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special = DeviceTestingAccess::SnapSpecial(bmDev.get());
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SkASSERT(!special->isTextureBacked());
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SkASSERT(2*kWidth == special->width());
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SkASSERT(2*kHeight == special->height());
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SkASSERT(SkIRect::MakeWH(2*kWidth, 2*kHeight) == special->subset());
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}
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#endif
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#if SK_SUPPORT_GPU
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DEF_GPUTEST_FOR_RENDERING_CONTEXTS(SpecialImage_GPUDevice, reporter, ctxInfo) {
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GrContext* context = ctxInfo.grContext();
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static const int kWidth = 100;
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static const int kHeight = 90;
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SkImageInfo ii = SkImageInfo::MakeN32Premul(2*kWidth, 2*kHeight);
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sk_sp<SkBaseDevice> gpuDev(SkGpuDevice::Make(context, SkBudgeted::kNo, ii,
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0, kBottomLeft_GrSurfaceOrigin, nullptr,
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SkGpuDevice::kClear_InitContents));
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SkBitmap bm;
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SkAssertResult(bm.tryAllocN32Pixels(kWidth, kHeight));
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// Create a gpu-backed special image from a raster-backed SkBitmap
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sk_sp<SkSpecialImage> special = DeviceTestingAccess::MakeSpecial(gpuDev.get(), bm);
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SkASSERT(special->isTextureBacked());
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SkASSERT(kWidth == special->width());
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SkASSERT(kHeight == special->height());
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SkASSERT(bm.getGenerationID() == special->uniqueID());
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SkASSERT(SkIRect::MakeWH(kWidth, kHeight) == special->subset());
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// Create a gpu-backed special image from a raster-backed SkImage
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sk_sp<SkImage> image(SkImage::MakeFromBitmap(bm));
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special = DeviceTestingAccess::MakeSpecial(gpuDev.get(), image.get());
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SkASSERT(special->isTextureBacked());
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SkASSERT(kWidth == special->width());
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SkASSERT(kHeight == special->height());
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// TODO: Hmmm, this is a bit unexpected
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SkASSERT(image->uniqueID() != special->uniqueID());
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SkASSERT(SkIRect::MakeWH(kWidth, kHeight) == special->subset());
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// Create a gpu-backed special image from a gpu-backed SkImage
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SkColorSpace* legacyColorSpace = nullptr;
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image = image->makeTextureImage(context, legacyColorSpace);
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special = DeviceTestingAccess::MakeSpecial(gpuDev.get(), image.get());
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SkASSERT(special->isTextureBacked());
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SkASSERT(kWidth == special->width());
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SkASSERT(kHeight == special->height());
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SkASSERT(image->uniqueID() == special->uniqueID());
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SkASSERT(SkIRect::MakeWH(kWidth, kHeight) == special->subset());
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// Snap the device as a gpu-backed special image
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special = DeviceTestingAccess::SnapSpecial(gpuDev.get());
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SkASSERT(special->isTextureBacked());
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SkASSERT(2*kWidth == special->width());
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SkASSERT(2*kHeight == special->height());
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SkASSERT(SkIRect::MakeWH(2*kWidth, 2*kHeight) == special->subset());
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}
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#endif
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