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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 "Test.h"
#include "GrContextPriv.h"
#include "GrPendingIOResource.h"
#include "GrProxyProvider.h"
#include "GrRenderTargetProxy.h"
#include "GrResourceProvider.h"
#include "GrSurfaceProxy.h"
#include "GrTexture.h"
#include "GrTextureProxy.h"
int32_t GrIORefProxy::getBackingRefCnt_TestOnly() const {
if (fTarget) {
return fTarget->fRefCnt;
}
return -1; // no backing GrSurface
}
int32_t GrIORefProxy::getPendingReadCnt_TestOnly() const {
if (fTarget) {
return fTarget->fPendingReads;
}
return fPendingReads;
}
int32_t GrIORefProxy::getPendingWriteCnt_TestOnly() const {
if (fTarget) {
return fTarget->fPendingWrites;
}
return fPendingWrites;
}
static const int kWidthHeight = 128;
static void check_refs(skiatest::Reporter* reporter,
GrTextureProxy* proxy,
int32_t expectedProxyRefs,
int32_t expectedBackingRefs,
int32_t expectedNumReads,
int32_t expectedNumWrites) {
REPORTER_ASSERT(reporter, proxy->priv().getProxyRefCnt() == expectedProxyRefs);
REPORTER_ASSERT(reporter, proxy->getBackingRefCnt_TestOnly() == expectedBackingRefs);
REPORTER_ASSERT(reporter, proxy->getPendingReadCnt_TestOnly() == expectedNumReads);
REPORTER_ASSERT(reporter, proxy->getPendingWriteCnt_TestOnly() == expectedNumWrites);
SkASSERT(proxy->priv().getProxyRefCnt() == expectedProxyRefs);
SkASSERT(proxy->getBackingRefCnt_TestOnly() == expectedBackingRefs);
SkASSERT(proxy->getPendingReadCnt_TestOnly() == expectedNumReads);
SkASSERT(proxy->getPendingWriteCnt_TestOnly() == expectedNumWrites);
}
static sk_sp<GrTextureProxy> make_deferred(GrProxyProvider* proxyProvider) {
GrSurfaceDesc desc;
desc.fFlags = kRenderTarget_GrSurfaceFlag;
desc.fWidth = kWidthHeight;
desc.fHeight = kWidthHeight;
desc.fConfig = kRGBA_8888_GrPixelConfig;
return proxyProvider->createProxy(desc, kBottomLeft_GrSurfaceOrigin, SkBackingFit::kApprox,
SkBudgeted::kYes, GrInternalSurfaceFlags::kNoPendingIO);
}
static sk_sp<GrTextureProxy> make_wrapped(GrProxyProvider* proxyProvider) {
GrSurfaceDesc desc;
desc.fFlags = kRenderTarget_GrSurfaceFlag;
desc.fWidth = kWidthHeight;
desc.fHeight = kWidthHeight;
desc.fConfig = kRGBA_8888_GrPixelConfig;
return proxyProvider->createInstantiatedProxy(desc, kBottomLeft_GrSurfaceOrigin,
SkBackingFit::kExact, SkBudgeted::kNo);
}
DEF_GPUTEST_FOR_RENDERING_CONTEXTS(ProxyRefTest, reporter, ctxInfo) {
GrProxyProvider* proxyProvider = ctxInfo.grContext()->contextPriv().proxyProvider();
GrResourceProvider* resourceProvider = ctxInfo.grContext()->contextPriv().resourceProvider();
for (auto make : { make_deferred, make_wrapped }) {
// A single write
{
sk_sp<GrTextureProxy> proxy((*make)(proxyProvider));
if (proxy.get()) {
GrPendingIOResource<GrSurfaceProxy, kWrite_GrIOType> fWrite(proxy.get());
static const int kExpectedReads = 0;
static const int kExpectedWrites = 1;
int backingRefs = proxy->isWrapped_ForTesting() ? 1 : -1;
check_refs(reporter, proxy.get(), 1, backingRefs, kExpectedReads, kExpectedWrites);
proxy->instantiate(resourceProvider);
// In the deferred case, this checks that the refs transfered to the GrSurface
check_refs(reporter, proxy.get(), 1, 1, kExpectedReads, kExpectedWrites);
}
}
// A single read
{
sk_sp<GrTextureProxy> proxy((*make)(proxyProvider));
if (proxy.get()) {
GrPendingIOResource<GrSurfaceProxy, kRead_GrIOType> fRead(proxy.get());
static const int kExpectedReads = 1;
static const int kExpectedWrites = 0;
int backingRefs = proxy->isWrapped_ForTesting() ? 1 : -1;
check_refs(reporter, proxy.get(), 1, backingRefs, kExpectedReads, kExpectedWrites);
proxy->instantiate(resourceProvider);
// In the deferred case, this checks that the refs transfered to the GrSurface
check_refs(reporter, proxy.get(), 1, 1, kExpectedReads, kExpectedWrites);
}
}
// A single read/write pair
{
sk_sp<GrTextureProxy> proxy((*make)(proxyProvider));
if (proxy.get()) {
GrPendingIOResource<GrSurfaceProxy, kRW_GrIOType> fRW(proxy.get());
static const int kExpectedReads = 1;
static const int kExpectedWrites = 1;
int backingRefs = proxy->isWrapped_ForTesting() ? 1 : -1;
check_refs(reporter, proxy.get(), 1, backingRefs, kExpectedReads, kExpectedWrites);
proxy->instantiate(resourceProvider);
// In the deferred case, this checks that the refs transferred to the GrSurface
check_refs(reporter, proxy.get(), 1, 1, kExpectedReads, kExpectedWrites);
}
}
// Multiple normal refs
{
sk_sp<GrTextureProxy> proxy((*make)(proxyProvider));
if (proxy.get()) {
proxy->ref();
proxy->ref();
static const int kExpectedReads = 0;
static const int kExpectedWrites = 0;
int backingRefs = proxy->isWrapped_ForTesting() ? 3 : -1;
check_refs(reporter, proxy.get(), 3, backingRefs, kExpectedReads, kExpectedWrites);
proxy->instantiate(resourceProvider);
// In the deferred case, this checks that the refs transferred to the GrSurface
check_refs(reporter, proxy.get(), 3, 3, kExpectedReads, kExpectedWrites);
proxy->unref();
proxy->unref();
}
}
// Continue using (reffing) proxy after instantiation
{
sk_sp<GrTextureProxy> proxy((*make)(proxyProvider));
if (proxy.get()) {
proxy->ref();
GrPendingIOResource<GrSurfaceProxy, kWrite_GrIOType> fWrite(proxy.get());
static const int kExpectedWrites = 1;
int backingRefs = proxy->isWrapped_ForTesting() ? 2 : -1;
check_refs(reporter, proxy.get(), 2, backingRefs, 0, kExpectedWrites);
proxy->instantiate(resourceProvider);
// In the deferred case, this checks that the refs transfered to the GrSurface
check_refs(reporter, proxy.get(), 2, 2, 0, kExpectedWrites);
proxy->unref();
check_refs(reporter, proxy.get(), 1, 1, 0, kExpectedWrites);
GrPendingIOResource<GrSurfaceProxy, kRead_GrIOType> fRead(proxy.get());
check_refs(reporter, proxy.get(), 1, 1, 1, kExpectedWrites);
}
}
}
}
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