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/*
* Copyright 2013 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "Benchmark.h"
#if SK_SUPPORT_GPU
#include "GrGpuResource.h"
#include "GrGpuResourcePriv.h"
#include "GrContext.h"
#include "GrGpu.h"
#include "GrResourceCache.h"
#include "SkCanvas.h"
enum {
CACHE_SIZE_COUNT = 4096,
};
class BenchResource : public GrGpuResource {
public:
BenchResource (GrGpu* gpu)
: INHERITED(gpu) {
this->registerWithCache(SkBudgeted::kYes);
}
static void ComputeKey(int i, int keyData32Count, GrUniqueKey* key) {
static GrUniqueKey::Domain kDomain = GrUniqueKey::GenerateDomain();
GrUniqueKey::Builder builder(key, kDomain, keyData32Count);
for (int j = 0; j < keyData32Count; ++j) {
builder[j] = i + j;
}
}
private:
size_t onGpuMemorySize() const override { return 100; }
typedef GrGpuResource INHERITED;
};
static void populate_cache(GrGpu* gpu, int resourceCount, int keyData32Count) {
for (int i = 0; i < resourceCount; ++i) {
GrUniqueKey key;
BenchResource::ComputeKey(i, keyData32Count, &key);
GrGpuResource* resource = new BenchResource(gpu);
resource->resourcePriv().setUniqueKey(key);
resource->unref();
}
}
class GrResourceCacheBenchAdd : public Benchmark {
public:
GrResourceCacheBenchAdd(int keyData32Count)
: fFullName("grresourcecache_add")
, fKeyData32Count(keyData32Count) {
if (keyData32Count > 1) {
fFullName.appendf("_%d", fKeyData32Count);
}
}
bool isSuitableFor(Backend backend) override {
return backend == kNonRendering_Backend;
}
protected:
const char* onGetName() override {
return fFullName.c_str();
}
void onDraw(int loops, SkCanvas* canvas) override {
SkAutoTUnref<GrContext> context(GrContext::CreateMockContext());
if (nullptr == context) {
return;
}
// Set the cache budget to be very large so no purging occurs.
context->setResourceCacheLimits(CACHE_SIZE_COUNT, 1 << 30);
GrResourceCache* cache = context->getResourceCache();
// Make sure the cache is empty.
cache->purgeAllUnlocked();
SkASSERT(0 == cache->getResourceCount() && 0 == cache->getResourceBytes());
GrGpu* gpu = context->getGpu();
for (int i = 0; i < loops; ++i) {
populate_cache(gpu, CACHE_SIZE_COUNT, fKeyData32Count);
SkASSERT(CACHE_SIZE_COUNT == cache->getResourceCount());
}
}
private:
SkString fFullName;
int fKeyData32Count;
typedef Benchmark INHERITED;
};
class GrResourceCacheBenchFind : public Benchmark {
public:
GrResourceCacheBenchFind(int keyData32Count)
: fFullName("grresourcecache_find")
, fKeyData32Count(keyData32Count) {
if (keyData32Count > 1) {
fFullName.appendf("_%d", fKeyData32Count);
}
}
bool isSuitableFor(Backend backend) override {
return backend == kNonRendering_Backend;
}
protected:
const char* onGetName() override {
return fFullName.c_str();
}
void onDelayedSetup() override {
fContext.reset(GrContext::CreateMockContext());
if (!fContext) {
return;
}
// Set the cache budget to be very large so no purging occurs.
fContext->setResourceCacheLimits(CACHE_SIZE_COUNT, 1 << 30);
GrResourceCache* cache = fContext->getResourceCache();
// Make sure the cache is empty.
cache->purgeAllUnlocked();
SkASSERT(0 == cache->getResourceCount() && 0 == cache->getResourceBytes());
GrGpu* gpu = fContext->getGpu();
populate_cache(gpu, CACHE_SIZE_COUNT, fKeyData32Count);
}
void onDraw(int loops, SkCanvas* canvas) override {
if (!fContext) {
return;
}
GrResourceCache* cache = fContext->getResourceCache();
SkASSERT(CACHE_SIZE_COUNT == cache->getResourceCount());
for (int i = 0; i < loops; ++i) {
for (int k = 0; k < CACHE_SIZE_COUNT; ++k) {
GrUniqueKey key;
BenchResource::ComputeKey(k, fKeyData32Count, &key);
SkAutoTUnref<GrGpuResource> resource(cache->findAndRefUniqueResource(key));
SkASSERT(resource);
}
}
}
private:
SkAutoTUnref<GrContext> fContext;
SkString fFullName;
int fKeyData32Count;
typedef Benchmark INHERITED;
};
DEF_BENCH( return new GrResourceCacheBenchAdd(1); )
#ifdef SK_RELEASE
// Only on release because on debug the SkTDynamicHash validation is too slow.
DEF_BENCH( return new GrResourceCacheBenchAdd(2); )
DEF_BENCH( return new GrResourceCacheBenchAdd(3); )
DEF_BENCH( return new GrResourceCacheBenchAdd(4); )
DEF_BENCH( return new GrResourceCacheBenchAdd(5); )
DEF_BENCH( return new GrResourceCacheBenchAdd(10); )
DEF_BENCH( return new GrResourceCacheBenchAdd(25); )
DEF_BENCH( return new GrResourceCacheBenchAdd(54); )
DEF_BENCH( return new GrResourceCacheBenchAdd(55); )
DEF_BENCH( return new GrResourceCacheBenchAdd(56); )
#endif
DEF_BENCH( return new GrResourceCacheBenchFind(1); )
#ifdef SK_RELEASE
DEF_BENCH( return new GrResourceCacheBenchFind(2); )
DEF_BENCH( return new GrResourceCacheBenchFind(3); )
DEF_BENCH( return new GrResourceCacheBenchFind(4); )
DEF_BENCH( return new GrResourceCacheBenchFind(5); )
DEF_BENCH( return new GrResourceCacheBenchFind(10); )
DEF_BENCH( return new GrResourceCacheBenchFind(25); )
DEF_BENCH( return new GrResourceCacheBenchFind(54); )
DEF_BENCH( return new GrResourceCacheBenchFind(55); )
DEF_BENCH( return new GrResourceCacheBenchFind(56); )
#endif
#endif
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