本文整理汇总了C++中sk_sp::peekSurface方法的典型用法代码示例。如果您正苦于以下问题：C++ sk_sp::peekSurface方法的具体用法？C++ sk_sp::peekSurface怎么用？C++ sk_sp::peekSurface使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类sk_sp的用法示例。
在下文中一共展示了sk_sp::peekSurface方法的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: basic_test
// This tests the basic capabilities of the uniquely keyed texture proxies. Does assigning
// and looking them up work, etc.
static void basic_test(GrContext* context,
skiatest::Reporter* reporter,
sk_sp<GrTextureProxy> proxy) {
static int id = 1;
GrResourceProvider* resourceProvider = context->priv().resourceProvider();
GrProxyProvider* proxyProvider = context->priv().proxyProvider();
GrResourceCache* cache = context->priv().getResourceCache();
int startCacheCount = cache->getResourceCount();
GrUniqueKey key;
if (proxy->getUniqueKey().isValid()) {
key = proxy->getUniqueKey();
} else {
GrMakeKeyFromImageID(&key, id, SkIRect::MakeWH(64, 64));
++id;
// Assigning the uniqueKey adds the proxy to the hash but doesn't force instantiation
REPORTER_ASSERT(reporter, !proxyProvider->numUniqueKeyProxies_TestOnly());
SkAssertResult(proxyProvider->assignUniqueKeyToProxy(key, proxy.get()));
}
REPORTER_ASSERT(reporter, 1 == proxyProvider->numUniqueKeyProxies_TestOnly());
REPORTER_ASSERT(reporter, startCacheCount == cache->getResourceCount());
// setUniqueKey had better stick
REPORTER_ASSERT(reporter, key == proxy->getUniqueKey());
// We just added it, surely we can find it
REPORTER_ASSERT(reporter, proxyProvider->findOrCreateProxyByUniqueKey(
key, kBottomLeft_GrSurfaceOrigin));
REPORTER_ASSERT(reporter, 1 == proxyProvider->numUniqueKeyProxies_TestOnly());
int expectedCacheCount = startCacheCount + (proxy->isInstantiated() ? 0 : 1);
// Once instantiated, the backing resource should have the same key
SkAssertResult(proxy->instantiate(resourceProvider));
const GrUniqueKey texKey = proxy->peekSurface()->getUniqueKey();
REPORTER_ASSERT(reporter, texKey.isValid());
REPORTER_ASSERT(reporter, key == texKey);
// An Unbudgeted-cacheable resource will not get purged when a proxy with the same key is
// deleted.
bool expectResourceToOutliveProxy = proxy->peekSurface()->resourcePriv().budgetedType() ==
GrBudgetedType::kUnbudgetedCacheable;
// An Unbudgeted-uncacheable resource is never kept alive if it's ref cnt reaches zero even if
// it has a key.
bool expectDeletingProxyToDeleteResource =
proxy->peekSurface()->resourcePriv().budgetedType() ==
GrBudgetedType::kUnbudgetedUncacheable;
// deleting the proxy should delete it from the hash but not the cache
proxy = nullptr;
if (expectDeletingProxyToDeleteResource) {
expectedCacheCount -= 1;
}
REPORTER_ASSERT(reporter, 0 == proxyProvider->numUniqueKeyProxies_TestOnly());
REPORTER_ASSERT(reporter, expectedCacheCount == cache->getResourceCount());
// If the proxy was cached refinding it should bring it back to life
proxy = proxyProvider->findOrCreateProxyByUniqueKey(key, kBottomLeft_GrSurfaceOrigin);
REPORTER_ASSERT(reporter, proxy);
REPORTER_ASSERT(reporter, 1 == proxyProvider->numUniqueKeyProxies_TestOnly());
REPORTER_ASSERT(reporter, expectedCacheCount == cache->getResourceCount());
// Mega-purging it should remove it from both the hash and the cache
proxy = nullptr;
cache->purgeAllUnlocked();
if (!expectResourceToOutliveProxy) {
expectedCacheCount--;
}
REPORTER_ASSERT(reporter, expectedCacheCount == cache->getResourceCount());
// If the texture was deleted then the proxy should no longer be findable. Otherwise, it should
// be.
proxy = proxyProvider->findOrCreateProxyByUniqueKey(key, kBottomLeft_GrSurfaceOrigin);
REPORTER_ASSERT(reporter, expectResourceToOutliveProxy ? (bool)proxy : !proxy);
REPORTER_ASSERT(reporter, expectedCacheCount == cache->getResourceCount());
if (expectResourceToOutliveProxy) {
proxy.reset();
GrUniqueKeyInvalidatedMessage msg(texKey, context->priv().contextID());
SkMessageBus<GrUniqueKeyInvalidatedMessage>::Post(msg);
cache->purgeAsNeeded();
expectedCacheCount--;
proxy = proxyProvider->findOrCreateProxyByUniqueKey(key, kBottomLeft_GrSurfaceOrigin);
REPORTER_ASSERT(reporter, !proxy);
REPORTER_ASSERT(reporter, expectedCacheCount == cache->getResourceCount());
}
}