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/*
* 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 "GrRenderTargetProxy.h"
#include "GrDrawTarget.h"
#include "GrGpuResourcePriv.h"
#include "GrRenderTargetPriv.h"
GrRenderTargetProxy::GrRenderTargetProxy(sk_sp<GrRenderTarget> rt)
: INHERITED(rt->desc(), SkBackingFit::kExact, rt->resourcePriv().isBudgeted())
, fTarget(std::move(rt))
, fSampleConfig(fTarget->renderTargetPriv().sampleConfig())
, fLastDrawTarget(nullptr) {
}
GrRenderTargetProxy::~GrRenderTargetProxy() {
if (fLastDrawTarget) {
fLastDrawTarget->clearRT();
}
SkSafeUnref(fLastDrawTarget);
}
GrRenderTarget* GrRenderTargetProxy::instantiate(GrTextureProvider* texProvider) {
if (fTarget) {
return fTarget.get();
}
// TODO: it would be nice to not have to copy the desc here
GrSurfaceDesc desc = fDesc;
desc.fFlags |= GrSurfaceFlags::kRenderTarget_GrSurfaceFlag;
sk_sp<GrTexture> tex;
if (SkBackingFit::kApprox == fFit) {
tex.reset(texProvider->createApproxTexture(desc));
} else {
tex.reset(texProvider->createTexture(desc, fBudgeted));
}
if (!tex || !tex->asRenderTarget()) {
return nullptr;
}
fTarget = sk_ref_sp(tex->asRenderTarget());
// Check that our a priori computation matched the ultimate reality
SkASSERT(fSampleConfig == fTarget->renderTargetPriv().sampleConfig());
return fTarget.get();
}
void GrRenderTargetProxy::setLastDrawTarget(GrDrawTarget* dt) {
if (fLastDrawTarget) {
// The non-MDB world never closes so we can't check this condition
#ifdef ENABLE_MDB
SkASSERT(fLastDrawTarget->isClosed());
#endif
fLastDrawTarget->clearRT();
}
SkRefCnt_SafeAssign(fLastDrawTarget, dt);
}
sk_sp<GrRenderTargetProxy> GrRenderTargetProxy::Make(const GrCaps& caps,
const GrSurfaceDesc& desc,
SkBackingFit fit,
SkBudgeted budgeted) {
return sk_sp<GrRenderTargetProxy>(new GrRenderTargetProxy(caps, desc, fit, budgeted));
}
sk_sp<GrRenderTargetProxy> GrRenderTargetProxy::Make(sk_sp<GrRenderTarget> rt) {
return sk_sp<GrRenderTargetProxy>(new GrRenderTargetProxy(rt));
}
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