blob: f5fe6a40477fdb8c8c46804d2816cc7e8add103d [file] [log] [blame]
/*
* 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"
#if SK_SUPPORT_GPU
#include "GrContextPriv.h"
#include "GrRenderTargetPriv.h"
#include "GrRenderTargetProxy.h"
#include "GrResourceProvider.h"
#include "GrSurfaceProxy.h"
#include "GrTextureProxy.h"
int32_t GrIORefProxy::getProxyRefCnt_TestOnly() const {
return fRefCnt;
}
int32_t GrIORefProxy::getBackingRefCnt_TestOnly() const {
if (fTarget) {
return fTarget->fRefCnt;
}
return fRefCnt;
}
int32_t GrIORefProxy::getPendingReadCnt_TestOnly() const {
if (fTarget) {
SkASSERT(!fPendingReads);
return fTarget->fPendingReads;
}
return fPendingReads;
}
int32_t GrIORefProxy::getPendingWriteCnt_TestOnly() const {
if (fTarget) {
SkASSERT(!fPendingWrites);
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->getProxyRefCnt_TestOnly() == expectedProxyRefs);
REPORTER_ASSERT(reporter, proxy->getBackingRefCnt_TestOnly() == expectedBackingRefs);
REPORTER_ASSERT(reporter, proxy->getPendingReadCnt_TestOnly() == expectedNumReads);
REPORTER_ASSERT(reporter, proxy->getPendingWriteCnt_TestOnly() == expectedNumWrites);
SkASSERT(proxy->getProxyRefCnt_TestOnly() == expectedProxyRefs);
SkASSERT(proxy->getBackingRefCnt_TestOnly() == expectedBackingRefs);
SkASSERT(proxy->getPendingReadCnt_TestOnly() == expectedNumReads);
SkASSERT(proxy->getPendingWriteCnt_TestOnly() == expectedNumWrites);
}
static sk_sp<GrTextureProxy> make_deferred(GrContext* context) {
GrSurfaceDesc desc;
desc.fFlags = kRenderTarget_GrSurfaceFlag;
desc.fWidth = kWidthHeight;
desc.fHeight = kWidthHeight;
desc.fConfig = kRGBA_8888_GrPixelConfig;
return GrSurfaceProxy::MakeDeferred(context->resourceProvider(), desc,
SkBackingFit::kApprox, SkBudgeted::kYes);
}
static sk_sp<GrTextureProxy> make_wrapped(GrContext* context) {
GrSurfaceDesc desc;
desc.fFlags = kRenderTarget_GrSurfaceFlag;
desc.fWidth = kWidthHeight;
desc.fHeight = kWidthHeight;
desc.fConfig = kRGBA_8888_GrPixelConfig;
sk_sp<GrTexture> tex(context->resourceProvider()->createTexture(desc, SkBudgeted::kNo));
sk_sp<GrTextureProxy> proxy = GrSurfaceProxy::MakeWrapped(std::move(tex));
// Flush the IOWrite from the initial discard or it will confuse the later ref count checks
context->contextPriv().flushSurfaceWrites(proxy.get());
return proxy;
}
DEF_GPUTEST_FOR_RENDERING_CONTEXTS(ProxyRefTest, reporter, ctxInfo) {
GrResourceProvider* provider = ctxInfo.grContext()->resourceProvider();
const GrCaps& caps = *ctxInfo.grContext()->caps();
// Currently the op itself takes a pending write and the render target op list does as well.
static const int kWritesForDiscard = 2;
for (auto make : { make_deferred, make_wrapped }) {
// A single write
{
sk_sp<GrTextureProxy> proxy((*make)(ctxInfo.grContext()));
GrPendingIOResource<GrSurfaceProxy, kWrite_GrIOType> fWrite(proxy.get());
check_refs(reporter, proxy.get(), 1, 1, 0, 1);
// In the deferred case, the discard op created on instantiation adds an
// extra ref and write
bool proxyGetsDiscardRef = !proxy->isWrapped_ForTesting() &&
caps.discardRenderTargetSupport();
int expectedWrites = 1 + (proxyGetsDiscardRef ? kWritesForDiscard : 0);
proxy->instantiate(provider);
// In the deferred case, this checks that the refs transfered to the GrSurface
check_refs(reporter, proxy.get(), 1, 1, 0, expectedWrites);
}
// A single read
{
sk_sp<GrTextureProxy> proxy((*make)(ctxInfo.grContext()));
GrPendingIOResource<GrSurfaceProxy, kRead_GrIOType> fRead(proxy.get());
check_refs(reporter, proxy.get(), 1, 1, 1, 0);
// In the deferred case, the discard op created on instantiation adds an
// extra ref and write
bool proxyGetsDiscardRef = !proxy->isWrapped_ForTesting() &&
caps.discardRenderTargetSupport();
int expectedWrites = proxyGetsDiscardRef ? kWritesForDiscard : 0;
proxy->instantiate(provider);
// In the deferred case, this checks that the refs transfered to the GrSurface
check_refs(reporter, proxy.get(), 1, 1, 1, expectedWrites);
}
// A single read/write pair
{
sk_sp<GrTextureProxy> proxy((*make)(ctxInfo.grContext()));
GrPendingIOResource<GrSurfaceProxy, kRW_GrIOType> fRW(proxy.get());
check_refs(reporter, proxy.get(), 1, 1, 1, 1);
// In the deferred case, the discard op created on instantiation adds an
// extra ref and write
bool proxyGetsDiscardRef = !proxy->isWrapped_ForTesting() &&
caps.discardRenderTargetSupport();
int expectedWrites = 1 + (proxyGetsDiscardRef ? kWritesForDiscard : 0);
proxy->instantiate(provider);
// In the deferred case, this checks that the refs transferred to the GrSurface
check_refs(reporter, proxy.get(), 1, 1, 1, expectedWrites);
}
// Multiple normal refs
{
sk_sp<GrTextureProxy> proxy((*make)(ctxInfo.grContext()));
proxy->ref();
proxy->ref();
check_refs(reporter, proxy.get(), 3, 3, 0, 0);
bool proxyGetsDiscardRef = !proxy->isWrapped_ForTesting() &&
caps.discardRenderTargetSupport();
int expectedWrites = proxyGetsDiscardRef ? kWritesForDiscard : 0;
proxy->instantiate(provider);
// In the deferred case, this checks that the refs transferred to the GrSurface
check_refs(reporter, proxy.get(), 3, 3, 0, expectedWrites);
proxy->unref();
proxy->unref();
}
// Continue using (reffing) proxy after instantiation
{
sk_sp<GrTextureProxy> proxy((*make)(ctxInfo.grContext()));
proxy->ref();
GrPendingIOResource<GrSurfaceProxy, kWrite_GrIOType> fWrite(proxy.get());
check_refs(reporter, proxy.get(), 2, 2, 0, 1);
bool proxyGetsDiscardRef = !proxy->isWrapped_ForTesting() &&
caps.discardRenderTargetSupport();
int expectedWrites = 1 + (proxyGetsDiscardRef ? kWritesForDiscard : 0);
proxy->instantiate(provider);
// In the deferred case, this checks that the refs transfered to the GrSurface
check_refs(reporter, proxy.get(), 2, 2, 0, expectedWrites);
proxy->unref();
check_refs(reporter, proxy.get(), 1, 1, 0, expectedWrites);
GrPendingIOResource<GrSurfaceProxy, kRead_GrIOType> fRead(proxy.get());
check_refs(reporter, proxy.get(), 1, 1, 1, expectedWrites);
}
}
}
#endif