skia2/tests/ProxyRefTest.cpp

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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.
*/
// This is a GPU-backend specific test.
#include "tests/Test.h"
#include "include/gpu/GrTexture.h"
#include "src/gpu/GrContextPriv.h"
#include "src/gpu/GrProxyProvider.h"
#include "src/gpu/GrRenderTargetProxy.h"
#include "src/gpu/GrResourceProvider.h"
#include "src/gpu/GrSurfaceProxy.h"
#include "src/gpu/GrTextureProxy.h"
#include "tests/TestUtils.h"
static const int kWidthHeight = 128;
static sk_sp<GrTextureProxy> make_deferred(GrContext* context) {
GrProxyProvider* proxyProvider = context->priv().proxyProvider();
const GrCaps* caps = context->priv().caps();
const GrBackendFormat format = caps->getDefaultBackendFormat(GrColorType::kRGBA_8888,
GrRenderable::kYes);
GrSwizzle swizzle = caps->getReadSwizzle(format, GrColorType::kRGBA_8888);
return proxyProvider->createProxy(format, {kWidthHeight, kWidthHeight}, swizzle,
GrRenderable::kYes, 1, GrMipMapped::kNo,
SkBackingFit::kApprox, SkBudgeted::kYes, GrProtected::kNo);
}
static sk_sp<GrTextureProxy> make_wrapped(GrContext* context) {
GrProxyProvider* proxyProvider = context->priv().proxyProvider();
return proxyProvider->testingOnly_createInstantiatedProxy(
{kWidthHeight, kWidthHeight}, GrColorType::kRGBA_8888, GrRenderable::kYes, 1,
SkBackingFit::kExact, SkBudgeted::kNo, GrProtected::kNo);
}
DEF_GPUTEST_FOR_RENDERING_CONTEXTS(ProxyRefTest, reporter, ctxInfo) {
GrResourceProvider* resourceProvider = ctxInfo.grContext()->priv().resourceProvider();
for (auto make : { make_deferred, make_wrapped }) {
// An extra ref
{
sk_sp<GrTextureProxy> proxy((*make)(ctxInfo.grContext()));
if (proxy) {
sk_sp<GrTextureProxy> extraRef(proxy);
int backingRefs = proxy->isInstantiated() ? 1 : -1;
CheckSingleThreadedProxyRefs(reporter, proxy.get(), 2, backingRefs);
proxy->instantiate(resourceProvider);
CheckSingleThreadedProxyRefs(reporter, proxy.get(), 2, 1);
}
CheckSingleThreadedProxyRefs(reporter, proxy.get(), 1, 1);
}
// Multiple normal refs
{
sk_sp<GrTextureProxy> proxy((*make)(ctxInfo.grContext()));
if (proxy.get()) {
proxy->ref();
proxy->ref();
int backingRefs = proxy->isInstantiated() ? 1 : -1;
CheckSingleThreadedProxyRefs(reporter, proxy.get(), 3, backingRefs);
proxy->instantiate(resourceProvider);
CheckSingleThreadedProxyRefs(reporter, proxy.get(), 3, 1);
proxy->unref();
proxy->unref();
}
CheckSingleThreadedProxyRefs(reporter, proxy.get(), 1, 1);
}
// Continue using (reffing) proxy after instantiation
{
sk_sp<GrTextureProxy> proxy((*make)(ctxInfo.grContext()));
if (proxy) {
sk_sp<GrTextureProxy> firstExtraRef(proxy);
int backingRefs = proxy->isInstantiated() ? 1 : -1;
CheckSingleThreadedProxyRefs(reporter, proxy.get(), 2, backingRefs);
proxy->instantiate(resourceProvider);
CheckSingleThreadedProxyRefs(reporter, proxy.get(), 2, 1);
sk_sp<GrTextureProxy> secondExtraRef(proxy);
CheckSingleThreadedProxyRefs(reporter, proxy.get(), 3, 1);
}
CheckSingleThreadedProxyRefs(reporter, proxy.get(), 1, 1);
}
}
}