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/*
* Copyright 2018 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "GrContext.h"
#include "GrContextPriv.h"
/**
* The DDL Context is the one in effect during DDL Recording. It isn't backed by a GrGPU and
* cannot allocate any GPU resources.
*/
class SK_API GrDDLContext : public GrContext {
public:
GrDDLContext(sk_sp<GrContextThreadSafeProxy> proxy)
: INHERITED(proxy->fBackend, proxy->fContextUniqueID) {
fCaps = proxy->fCaps;
fThreadSafeProxy = std::move(proxy);
}
~GrDDLContext() override {
// The GrDDLContext doesn't actually own the fRestrictedAtlasManager so don't delete it
}
void abandonContext() override {
SkASSERT(0); // abandoning in a DDL Recorder doesn't make a whole lot of sense
INHERITED::abandonContext();
}
void releaseResourcesAndAbandonContext() override {
SkASSERT(0); // abandoning in a DDL Recorder doesn't make a whole lot of sense
INHERITED::releaseResourcesAndAbandonContext();
}
void freeGpuResources() override {
SkASSERT(0); // freeing resources in a DDL Recorder doesn't make a whole lot of sense
INHERITED::freeGpuResources();
}
protected:
bool init(const GrContextOptions& options) override {
SkASSERT(fCaps); // should've been set in ctor
SkASSERT(fThreadSafeProxy); // should've been set in the ctor
if (!INHERITED::initCommon(options)) {
return false;
}
return true;
}
GrAtlasManager* onGetAtlasManager() override {
SkASSERT(0); // the DDL Recorders should never invoke this
return nullptr;
}
private:
typedef GrContext INHERITED;
};
sk_sp<GrContext> GrContextPriv::MakeDDL(const sk_sp<GrContextThreadSafeProxy>& proxy) {
sk_sp<GrContext> context(new GrDDLContext(proxy));
// Note: we aren't creating a Gpu here. This causes the resource provider & cache to
// also not be created
if (!context->init(proxy->fOptions)) {
return nullptr;
}
return context;
}
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