blob: 4d14504d4e8390ad6c31e138035d0e141b8f943d [file] [log] [blame]
/*
* 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 "include/gpu/GrContext.h"
#include "src/gpu/GrCaps.h"
#include "src/gpu/GrContextPriv.h"
#include "src/gpu/GrContextThreadSafeProxyPriv.h"
#include "src/gpu/GrSkSLFPFactoryCache.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 GrDDLContext : public GrContext {
public:
GrDDLContext(sk_sp<GrContextThreadSafeProxy> proxy)
: INHERITED(proxy->backend(), proxy->priv().options(), proxy->priv().contextID()) {
fThreadSafeProxy = std::move(proxy);
}
~GrDDLContext() override { }
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:
// TODO: Here we're pretending this isn't derived from GrContext. Switch this to be derived from
// GrRecordingContext!
GrContext* asDirectContext() override { return nullptr; }
bool init(sk_sp<const GrCaps> caps, sk_sp<GrSkSLFPFactoryCache> FPFactoryCache) override {
SkASSERT(caps && FPFactoryCache);
SkASSERT(fThreadSafeProxy); // should've been set in the ctor
if (!INHERITED::init(std::move(caps), std::move(FPFactoryCache))) {
return false;
}
// DDL contexts/drawing managers always sort the oplists and attempt to reduce opsTask
// splitting.
this->setupDrawingManager(true, true);
SkASSERT(this->caps());
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));
if (!context->init(proxy->priv().refCaps(), proxy->priv().fpFactoryCache())) {
return nullptr;
}
return context;
}