| /* |
| * Copyright 2016 Google Inc. |
| * |
| * Use of this source code is governed by a BSD-style license that can be |
| * found in the LICENSE file. |
| */ |
| |
| #include "GrImageTextureMaker.h" |
| |
| #include "GrContext.h" |
| #include "GrGpuResourcePriv.h" |
| #include "SkGr.h" |
| #include "SkImage_Base.h" |
| #include "SkImageCacherator.h" |
| #include "SkPixelRef.h" |
| |
| static bool cacher_is_alpha_only(const SkImageCacherator& cacher) { |
| return kAlpha_8_SkColorType == cacher.info().colorType(); |
| } |
| |
| GrImageTextureMaker::GrImageTextureMaker(GrContext* context, SkImageCacherator* cacher, |
| const SkImage* client, SkImage::CachingHint chint) |
| : INHERITED(context, cacher->info().width(), cacher->info().height(), |
| cacher_is_alpha_only(*cacher)) |
| , fCacher(cacher) |
| , fClient(client) |
| , fCachingHint(chint) { |
| if (client) { |
| GrMakeKeyFromImageID(&fOriginalKey, client->uniqueID(), |
| SkIRect::MakeWH(this->width(), this->height())); |
| } |
| } |
| |
| GrTexture* GrImageTextureMaker::refOriginalTexture(bool willBeMipped, SkColorSpace* dstColorSpace) { |
| return fCacher->lockTexture(this->context(), fOriginalKey, fClient, fCachingHint, willBeMipped, |
| dstColorSpace); |
| } |
| |
| void GrImageTextureMaker::makeCopyKey(const CopyParams& stretch, GrUniqueKey* paramsCopyKey, |
| SkColorSpace* dstColorSpace) { |
| if (fOriginalKey.isValid() && SkImage::kAllow_CachingHint == fCachingHint) { |
| SkImageCacherator::CachedFormat cacheFormat = |
| fCacher->chooseCacheFormat(dstColorSpace, this->context()->caps()); |
| GrUniqueKey cacheKey; |
| fCacher->makeCacheKeyFromOrigKey(fOriginalKey, cacheFormat, &cacheKey); |
| MakeCopyKeyFromOrigKey(cacheKey, stretch, paramsCopyKey); |
| } |
| } |
| |
| void GrImageTextureMaker::didCacheCopy(const GrUniqueKey& copyKey) { |
| if (fClient) { |
| as_IB(fClient)->notifyAddedToCache(); |
| } |
| } |
| |
| SkAlphaType GrImageTextureMaker::alphaType() const { |
| return fCacher->info().alphaType(); |
| } |
| sk_sp<SkColorSpace> GrImageTextureMaker::getColorSpace(SkColorSpace* dstColorSpace) { |
| return fCacher->getColorSpace(this->context(), dstColorSpace); |
| } |