reed@google.com | 602a1d7 | 2013-07-23 19:13:54 +0000 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2013 Google Inc. |
| 3 | * |
| 4 | * Use of this source code is governed by a BSD-style license that can be |
| 5 | * found in the LICENSE file. |
| 6 | */ |
| 7 | |
reed | 7eeba25 | 2015-02-24 13:54:23 -0800 | [diff] [blame] | 8 | #include "SkMessageBus.h" |
reed@google.com | d94697c | 2013-07-24 14:31:33 +0000 | [diff] [blame] | 9 | #include "SkMipMap.h" |
mtklein | 1b24933 | 2015-07-07 12:21:21 -0700 | [diff] [blame] | 10 | #include "SkMutex.h" |
mtklein | 4e97607 | 2016-08-08 09:06:27 -0700 | [diff] [blame] | 11 | #include "SkOpts.h" |
reed@google.com | 602a1d7 | 2013-07-23 19:13:54 +0000 | [diff] [blame] | 12 | #include "SkPixelRef.h" |
reed | 7eeba25 | 2015-02-24 13:54:23 -0800 | [diff] [blame] | 13 | #include "SkResourceCache.h" |
ssid | 33c594c | 2015-08-27 09:23:54 -0700 | [diff] [blame] | 14 | #include "SkTraceMemoryDump.h" |
reed@google.com | 602a1d7 | 2013-07-23 19:13:54 +0000 | [diff] [blame] | 15 | |
fmalita | 171e5b7 | 2014-10-22 11:20:40 -0700 | [diff] [blame] | 16 | #include <stddef.h> |
bungeman | 60e0fee | 2015-08-26 05:15:46 -0700 | [diff] [blame] | 17 | #include <stdlib.h> |
fmalita | 171e5b7 | 2014-10-22 11:20:40 -0700 | [diff] [blame] | 18 | |
reed | 7eeba25 | 2015-02-24 13:54:23 -0800 | [diff] [blame] | 19 | DECLARE_SKMESSAGEBUS_MESSAGE(SkResourceCache::PurgeSharedIDMessage) |
| 20 | |
reed@google.com | e4eb122 | 2013-12-09 22:29:30 +0000 | [diff] [blame] | 21 | // This can be defined by the caller's build system |
| 22 | //#define SK_USE_DISCARDABLE_SCALEDIMAGECACHE |
| 23 | |
| 24 | #ifndef SK_DISCARDABLEMEMORY_SCALEDIMAGECACHE_COUNT_LIMIT |
| 25 | # define SK_DISCARDABLEMEMORY_SCALEDIMAGECACHE_COUNT_LIMIT 1024 |
| 26 | #endif |
| 27 | |
reed@google.com | 602a1d7 | 2013-07-23 19:13:54 +0000 | [diff] [blame] | 28 | #ifndef SK_DEFAULT_IMAGE_CACHE_LIMIT |
reed | ae48877 | 2015-09-11 08:19:23 -0700 | [diff] [blame] | 29 | #define SK_DEFAULT_IMAGE_CACHE_LIMIT (32 * 1024 * 1024) |
reed@google.com | 602a1d7 | 2013-07-23 19:13:54 +0000 | [diff] [blame] | 30 | #endif |
| 31 | |
bungeman | 70bb808 | 2016-02-17 10:13:49 -0800 | [diff] [blame] | 32 | void SkResourceCache::Key::init(void* nameSpace, uint64_t sharedID, size_t dataSize) { |
| 33 | SkASSERT(SkAlign4(dataSize) == dataSize); |
fmalita | 171e5b7 | 2014-10-22 11:20:40 -0700 | [diff] [blame] | 34 | |
| 35 | // fCount32 and fHash are not hashed |
reed | 7eeba25 | 2015-02-24 13:54:23 -0800 | [diff] [blame] | 36 | static const int kUnhashedLocal32s = 2; // fCache32 + fHash |
| 37 | static const int kSharedIDLocal32s = 2; // fSharedID_lo + fSharedID_hi |
| 38 | static const int kHashedLocal32s = kSharedIDLocal32s + (sizeof(fNamespace) >> 2); |
| 39 | static const int kLocal32s = kUnhashedLocal32s + kHashedLocal32s; |
fmalita | 171e5b7 | 2014-10-22 11:20:40 -0700 | [diff] [blame] | 40 | |
bungeman | 99fe822 | 2015-08-20 07:57:51 -0700 | [diff] [blame] | 41 | static_assert(sizeof(Key) == (kLocal32s << 2), "unaccounted_key_locals"); |
| 42 | static_assert(sizeof(Key) == offsetof(Key, fNamespace) + sizeof(fNamespace), |
| 43 | "namespace_field_must_be_last"); |
fmalita | 171e5b7 | 2014-10-22 11:20:40 -0700 | [diff] [blame] | 44 | |
bungeman | 70bb808 | 2016-02-17 10:13:49 -0800 | [diff] [blame] | 45 | fCount32 = SkToS32(kLocal32s + (dataSize >> 2)); |
reed | 7eeba25 | 2015-02-24 13:54:23 -0800 | [diff] [blame] | 46 | fSharedID_lo = (uint32_t)sharedID; |
| 47 | fSharedID_hi = (uint32_t)(sharedID >> 32); |
fmalita | 171e5b7 | 2014-10-22 11:20:40 -0700 | [diff] [blame] | 48 | fNamespace = nameSpace; |
mtklein | 4e97607 | 2016-08-08 09:06:27 -0700 | [diff] [blame] | 49 | // skip unhashed fields when computing the hash |
| 50 | fHash = SkOpts::hash(this->as32() + kUnhashedLocal32s, |
| 51 | (fCount32 - kUnhashedLocal32s) << 2); |
reed | 4f987e9 | 2014-08-20 13:41:56 -0700 | [diff] [blame] | 52 | } |
reed@google.com | 602a1d7 | 2013-07-23 19:13:54 +0000 | [diff] [blame] | 53 | |
Mike Klein | e4bf164 | 2016-12-13 16:26:32 -0500 | [diff] [blame] | 54 | #include "SkTHash.h" |
| 55 | |
| 56 | namespace { |
| 57 | struct HashTraits { |
| 58 | static uint32_t Hash(const SkResourceCache::Key& key) { return key.hash(); } |
| 59 | static const SkResourceCache::Key& GetKey(const SkResourceCache::Rec* rec) { |
| 60 | return rec->getKey(); |
| 61 | } |
| 62 | }; |
| 63 | } |
reed@google.com | 5d1e558 | 2013-07-25 14:36:15 +0000 | [diff] [blame] | 64 | |
reed | 011f39a | 2014-08-28 13:35:23 -0700 | [diff] [blame] | 65 | class SkResourceCache::Hash : |
Mike Klein | e4bf164 | 2016-12-13 16:26:32 -0500 | [diff] [blame] | 66 | public SkTHashTable<SkResourceCache::Rec*, SkResourceCache::Key, HashTraits> {}; |
commit-bot@chromium.org | 158f646 | 2014-04-02 17:03:09 +0000 | [diff] [blame] | 67 | |
reed@google.com | 5d1e558 | 2013-07-25 14:36:15 +0000 | [diff] [blame] | 68 | |
| 69 | /////////////////////////////////////////////////////////////////////////////// |
| 70 | |
reed | 011f39a | 2014-08-28 13:35:23 -0700 | [diff] [blame] | 71 | void SkResourceCache::init() { |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 72 | fHead = nullptr; |
| 73 | fTail = nullptr; |
reed@google.com | 5d1e558 | 2013-07-25 14:36:15 +0000 | [diff] [blame] | 74 | fHash = new Hash; |
halcanary | 805ef15 | 2014-07-17 06:58:01 -0700 | [diff] [blame] | 75 | fTotalBytesUsed = 0; |
reed@google.com | 602a1d7 | 2013-07-23 19:13:54 +0000 | [diff] [blame] | 76 | fCount = 0; |
halcanary | 805ef15 | 2014-07-17 06:58:01 -0700 | [diff] [blame] | 77 | fSingleAllocationByteLimit = 0; |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 78 | fAllocator = nullptr; |
reed@google.com | e4eb122 | 2013-12-09 22:29:30 +0000 | [diff] [blame] | 79 | |
| 80 | // One of these should be explicit set by the caller after we return. |
halcanary | 805ef15 | 2014-07-17 06:58:01 -0700 | [diff] [blame] | 81 | fTotalByteLimit = 0; |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 82 | fDiscardableFactory = nullptr; |
reed@google.com | e4eb122 | 2013-12-09 22:29:30 +0000 | [diff] [blame] | 83 | } |
| 84 | |
| 85 | #include "SkDiscardableMemory.h" |
| 86 | |
| 87 | class SkOneShotDiscardablePixelRef : public SkPixelRef { |
| 88 | public: |
mtklein | 1b24933 | 2015-07-07 12:21:21 -0700 | [diff] [blame] | 89 | |
reed@google.com | e4eb122 | 2013-12-09 22:29:30 +0000 | [diff] [blame] | 90 | // Ownership of the discardablememory is transfered to the pixelref |
aleksandar.stojiljkovic | 07e2692 | 2015-11-10 04:55:15 -0800 | [diff] [blame] | 91 | // The pixelref will ref() the colortable (if not NULL), and unref() in destructor |
| 92 | SkOneShotDiscardablePixelRef(const SkImageInfo&, SkDiscardableMemory*, size_t rowBytes, |
| 93 | SkColorTable*); |
Brian Salomon | d3b6597 | 2017-03-22 12:05:03 -0400 | [diff] [blame^] | 94 | ~SkOneShotDiscardablePixelRef() override; |
reed@google.com | e4eb122 | 2013-12-09 22:29:30 +0000 | [diff] [blame] | 95 | |
reed@google.com | e4eb122 | 2013-12-09 22:29:30 +0000 | [diff] [blame] | 96 | protected: |
mtklein | 36352bf | 2015-03-25 18:17:31 -0700 | [diff] [blame] | 97 | bool onNewLockPixels(LockRec*) override; |
| 98 | void onUnlockPixels() override; |
| 99 | size_t getAllocatedSizeInBytes() const override; |
reed@google.com | e4eb122 | 2013-12-09 22:29:30 +0000 | [diff] [blame] | 100 | |
ssid | 8523782 | 2015-09-04 08:29:24 -0700 | [diff] [blame] | 101 | SkDiscardableMemory* diagnostic_only_getDiscardable() const override { return fDM; } |
| 102 | |
reed@google.com | e4eb122 | 2013-12-09 22:29:30 +0000 | [diff] [blame] | 103 | private: |
reed@google.com | e4eb122 | 2013-12-09 22:29:30 +0000 | [diff] [blame] | 104 | SkDiscardableMemory* fDM; |
| 105 | size_t fRB; |
| 106 | bool fFirstTime; |
aleksandar.stojiljkovic | 07e2692 | 2015-11-10 04:55:15 -0800 | [diff] [blame] | 107 | SkColorTable* fCTable; |
reed@google.com | e4eb122 | 2013-12-09 22:29:30 +0000 | [diff] [blame] | 108 | |
| 109 | typedef SkPixelRef INHERITED; |
| 110 | }; |
| 111 | |
| 112 | SkOneShotDiscardablePixelRef::SkOneShotDiscardablePixelRef(const SkImageInfo& info, |
| 113 | SkDiscardableMemory* dm, |
aleksandar.stojiljkovic | 07e2692 | 2015-11-10 04:55:15 -0800 | [diff] [blame] | 114 | size_t rowBytes, |
| 115 | SkColorTable* ctable) |
reed@google.com | e4eb122 | 2013-12-09 22:29:30 +0000 | [diff] [blame] | 116 | : INHERITED(info) |
| 117 | , fDM(dm) |
| 118 | , fRB(rowBytes) |
aleksandar.stojiljkovic | 07e2692 | 2015-11-10 04:55:15 -0800 | [diff] [blame] | 119 | , fCTable(ctable) |
reed@google.com | e4eb122 | 2013-12-09 22:29:30 +0000 | [diff] [blame] | 120 | { |
reed@google.com | e4eb122 | 2013-12-09 22:29:30 +0000 | [diff] [blame] | 121 | SkASSERT(dm->data()); |
| 122 | fFirstTime = true; |
aleksandar.stojiljkovic | 07e2692 | 2015-11-10 04:55:15 -0800 | [diff] [blame] | 123 | SkSafeRef(ctable); |
reed@google.com | e4eb122 | 2013-12-09 22:29:30 +0000 | [diff] [blame] | 124 | } |
| 125 | |
aleksandar.stojiljkovic | 07e2692 | 2015-11-10 04:55:15 -0800 | [diff] [blame] | 126 | SkOneShotDiscardablePixelRef::~SkOneShotDiscardablePixelRef() { |
| 127 | delete fDM; |
| 128 | SkSafeUnref(fCTable); |
| 129 | } |
reed@google.com | e4eb122 | 2013-12-09 22:29:30 +0000 | [diff] [blame] | 130 | |
reed@google.com | d0419b1 | 2014-01-06 17:08:27 +0000 | [diff] [blame] | 131 | bool SkOneShotDiscardablePixelRef::onNewLockPixels(LockRec* rec) { |
reed@google.com | e4eb122 | 2013-12-09 22:29:30 +0000 | [diff] [blame] | 132 | if (fFirstTime) { |
| 133 | // we're already locked |
reed@google.com | c83a91f | 2013-12-13 13:41:14 +0000 | [diff] [blame] | 134 | SkASSERT(fDM->data()); |
reed@google.com | e4eb122 | 2013-12-09 22:29:30 +0000 | [diff] [blame] | 135 | fFirstTime = false; |
reed@google.com | d0419b1 | 2014-01-06 17:08:27 +0000 | [diff] [blame] | 136 | goto SUCCESS; |
reed@google.com | e4eb122 | 2013-12-09 22:29:30 +0000 | [diff] [blame] | 137 | } |
commit-bot@chromium.org | 281713e | 2013-12-12 18:08:08 +0000 | [diff] [blame] | 138 | |
reed@google.com | fa7fd80 | 2013-12-12 21:37:25 +0000 | [diff] [blame] | 139 | // A previous call to onUnlock may have deleted our DM, so check for that |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 140 | if (nullptr == fDM) { |
reed@google.com | d0419b1 | 2014-01-06 17:08:27 +0000 | [diff] [blame] | 141 | return false; |
reed@google.com | fa7fd80 | 2013-12-12 21:37:25 +0000 | [diff] [blame] | 142 | } |
| 143 | |
| 144 | if (!fDM->lock()) { |
| 145 | // since it failed, we delete it now, to free-up the resource |
| 146 | delete fDM; |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 147 | fDM = nullptr; |
reed@google.com | d0419b1 | 2014-01-06 17:08:27 +0000 | [diff] [blame] | 148 | return false; |
reed@google.com | fa7fd80 | 2013-12-12 21:37:25 +0000 | [diff] [blame] | 149 | } |
reed@google.com | d0419b1 | 2014-01-06 17:08:27 +0000 | [diff] [blame] | 150 | |
| 151 | SUCCESS: |
| 152 | rec->fPixels = fDM->data(); |
aleksandar.stojiljkovic | 07e2692 | 2015-11-10 04:55:15 -0800 | [diff] [blame] | 153 | rec->fColorTable = fCTable; |
reed@google.com | d0419b1 | 2014-01-06 17:08:27 +0000 | [diff] [blame] | 154 | rec->fRowBytes = fRB; |
| 155 | return true; |
reed@google.com | e4eb122 | 2013-12-09 22:29:30 +0000 | [diff] [blame] | 156 | } |
| 157 | |
| 158 | void SkOneShotDiscardablePixelRef::onUnlockPixels() { |
| 159 | SkASSERT(!fFirstTime); |
reed@google.com | c83a91f | 2013-12-13 13:41:14 +0000 | [diff] [blame] | 160 | fDM->unlock(); |
reed@google.com | e4eb122 | 2013-12-09 22:29:30 +0000 | [diff] [blame] | 161 | } |
| 162 | |
| 163 | size_t SkOneShotDiscardablePixelRef::getAllocatedSizeInBytes() const { |
reed@google.com | d0419b1 | 2014-01-06 17:08:27 +0000 | [diff] [blame] | 164 | return this->info().getSafeSize(fRB); |
reed@google.com | e4eb122 | 2013-12-09 22:29:30 +0000 | [diff] [blame] | 165 | } |
| 166 | |
reed | 011f39a | 2014-08-28 13:35:23 -0700 | [diff] [blame] | 167 | class SkResourceCacheDiscardableAllocator : public SkBitmap::Allocator { |
reed@google.com | e4eb122 | 2013-12-09 22:29:30 +0000 | [diff] [blame] | 168 | public: |
reed | 011f39a | 2014-08-28 13:35:23 -0700 | [diff] [blame] | 169 | SkResourceCacheDiscardableAllocator(SkResourceCache::DiscardableFactory factory) { |
reed@google.com | e4eb122 | 2013-12-09 22:29:30 +0000 | [diff] [blame] | 170 | SkASSERT(factory); |
| 171 | fFactory = factory; |
| 172 | } |
| 173 | |
mtklein | 36352bf | 2015-03-25 18:17:31 -0700 | [diff] [blame] | 174 | bool allocPixelRef(SkBitmap*, SkColorTable*) override; |
skia.committer@gmail.com | cf0803b | 2013-12-10 07:02:03 +0000 | [diff] [blame] | 175 | |
reed@google.com | e4eb122 | 2013-12-09 22:29:30 +0000 | [diff] [blame] | 176 | private: |
reed | 011f39a | 2014-08-28 13:35:23 -0700 | [diff] [blame] | 177 | SkResourceCache::DiscardableFactory fFactory; |
reed@google.com | e4eb122 | 2013-12-09 22:29:30 +0000 | [diff] [blame] | 178 | }; |
| 179 | |
reed | 011f39a | 2014-08-28 13:35:23 -0700 | [diff] [blame] | 180 | bool SkResourceCacheDiscardableAllocator::allocPixelRef(SkBitmap* bitmap, SkColorTable* ctable) { |
reed@google.com | e4eb122 | 2013-12-09 22:29:30 +0000 | [diff] [blame] | 181 | size_t size = bitmap->getSize(); |
sugoi | c197c8a | 2014-07-03 10:44:26 -0700 | [diff] [blame] | 182 | uint64_t size64 = bitmap->computeSize64(); |
| 183 | if (0 == size || size64 > (uint64_t)size) { |
reed@google.com | e4eb122 | 2013-12-09 22:29:30 +0000 | [diff] [blame] | 184 | return false; |
| 185 | } |
| 186 | |
aleksandar.stojiljkovic | 07e2692 | 2015-11-10 04:55:15 -0800 | [diff] [blame] | 187 | if (kIndex_8_SkColorType == bitmap->colorType()) { |
| 188 | if (!ctable) { |
| 189 | return false; |
| 190 | } |
| 191 | } else { |
| 192 | ctable = nullptr; |
| 193 | } |
| 194 | |
reed@google.com | e4eb122 | 2013-12-09 22:29:30 +0000 | [diff] [blame] | 195 | SkDiscardableMemory* dm = fFactory(size); |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 196 | if (nullptr == dm) { |
reed@google.com | e4eb122 | 2013-12-09 22:29:30 +0000 | [diff] [blame] | 197 | return false; |
| 198 | } |
| 199 | |
reed@google.com | 900ecf2 | 2014-02-20 20:55:37 +0000 | [diff] [blame] | 200 | SkImageInfo info = bitmap->info(); |
Hal Canary | 1b3387b | 2016-12-12 13:48:12 -0500 | [diff] [blame] | 201 | bitmap->setPixelRef( |
| 202 | sk_make_sp<SkOneShotDiscardablePixelRef>(info, dm, bitmap->rowBytes(), ctable), 0, 0); |
reed@google.com | e4eb122 | 2013-12-09 22:29:30 +0000 | [diff] [blame] | 203 | bitmap->lockPixels(); |
| 204 | return bitmap->readyToDraw(); |
| 205 | } |
| 206 | |
reed | 011f39a | 2014-08-28 13:35:23 -0700 | [diff] [blame] | 207 | SkResourceCache::SkResourceCache(DiscardableFactory factory) { |
reed@google.com | e4eb122 | 2013-12-09 22:29:30 +0000 | [diff] [blame] | 208 | this->init(); |
| 209 | fDiscardableFactory = factory; |
| 210 | |
halcanary | 385fe4d | 2015-08-26 13:07:48 -0700 | [diff] [blame] | 211 | fAllocator = new SkResourceCacheDiscardableAllocator(factory); |
reed@google.com | e4eb122 | 2013-12-09 22:29:30 +0000 | [diff] [blame] | 212 | } |
| 213 | |
reed | 011f39a | 2014-08-28 13:35:23 -0700 | [diff] [blame] | 214 | SkResourceCache::SkResourceCache(size_t byteLimit) { |
reed@google.com | e4eb122 | 2013-12-09 22:29:30 +0000 | [diff] [blame] | 215 | this->init(); |
halcanary | 805ef15 | 2014-07-17 06:58:01 -0700 | [diff] [blame] | 216 | fTotalByteLimit = byteLimit; |
reed@google.com | 602a1d7 | 2013-07-23 19:13:54 +0000 | [diff] [blame] | 217 | } |
| 218 | |
reed | 011f39a | 2014-08-28 13:35:23 -0700 | [diff] [blame] | 219 | SkResourceCache::~SkResourceCache() { |
reed@google.com | e4eb122 | 2013-12-09 22:29:30 +0000 | [diff] [blame] | 220 | SkSafeUnref(fAllocator); |
| 221 | |
reed@google.com | 602a1d7 | 2013-07-23 19:13:54 +0000 | [diff] [blame] | 222 | Rec* rec = fHead; |
| 223 | while (rec) { |
| 224 | Rec* next = rec->fNext; |
halcanary | 385fe4d | 2015-08-26 13:07:48 -0700 | [diff] [blame] | 225 | delete rec; |
reed@google.com | 602a1d7 | 2013-07-23 19:13:54 +0000 | [diff] [blame] | 226 | rec = next; |
| 227 | } |
reed@google.com | 5d1e558 | 2013-07-25 14:36:15 +0000 | [diff] [blame] | 228 | delete fHash; |
reed@google.com | 602a1d7 | 2013-07-23 19:13:54 +0000 | [diff] [blame] | 229 | } |
| 230 | |
commit-bot@chromium.org | 7585479 | 2013-10-29 19:55:00 +0000 | [diff] [blame] | 231 | //////////////////////////////////////////////////////////////////////////////// |
| 232 | |
reed | 7eeba25 | 2015-02-24 13:54:23 -0800 | [diff] [blame] | 233 | bool SkResourceCache::find(const Key& key, FindVisitor visitor, void* context) { |
| 234 | this->checkMessages(); |
| 235 | |
Mike Klein | e4bf164 | 2016-12-13 16:26:32 -0500 | [diff] [blame] | 236 | if (auto found = fHash->find(key)) { |
| 237 | Rec* rec = *found; |
reed | c90e014 | 2014-09-15 11:39:44 -0700 | [diff] [blame] | 238 | if (visitor(*rec, context)) { |
| 239 | this->moveToHead(rec); // for our LRU |
| 240 | return true; |
| 241 | } else { |
| 242 | this->remove(rec); // stale |
| 243 | return false; |
| 244 | } |
reed@google.com | 5d1e558 | 2013-07-25 14:36:15 +0000 | [diff] [blame] | 245 | } |
reed | c90e014 | 2014-09-15 11:39:44 -0700 | [diff] [blame] | 246 | return false; |
commit-bot@chromium.org | 7585479 | 2013-10-29 19:55:00 +0000 | [diff] [blame] | 247 | } |
| 248 | |
reed | 9d93c2e | 2014-10-08 05:17:12 -0700 | [diff] [blame] | 249 | static void make_size_str(size_t size, SkString* str) { |
| 250 | const char suffix[] = { 'b', 'k', 'm', 'g', 't', 0 }; |
| 251 | int i = 0; |
| 252 | while (suffix[i] && (size > 1024)) { |
| 253 | i += 1; |
| 254 | size >>= 10; |
| 255 | } |
| 256 | str->printf("%zu%c", size, suffix[i]); |
| 257 | } |
| 258 | |
| 259 | static bool gDumpCacheTransactions; |
| 260 | |
reed | 011f39a | 2014-08-28 13:35:23 -0700 | [diff] [blame] | 261 | void SkResourceCache::add(Rec* rec) { |
reed | 7eeba25 | 2015-02-24 13:54:23 -0800 | [diff] [blame] | 262 | this->checkMessages(); |
mtklein | 1b24933 | 2015-07-07 12:21:21 -0700 | [diff] [blame] | 263 | |
reed | 680fb9e | 2014-08-26 09:08:04 -0700 | [diff] [blame] | 264 | SkASSERT(rec); |
| 265 | // See if we already have this key (racy inserts, etc.) |
Mike Klein | e4bf164 | 2016-12-13 16:26:32 -0500 | [diff] [blame] | 266 | if (nullptr != fHash->find(rec->getKey())) { |
halcanary | 385fe4d | 2015-08-26 13:07:48 -0700 | [diff] [blame] | 267 | delete rec; |
reed | 680fb9e | 2014-08-26 09:08:04 -0700 | [diff] [blame] | 268 | return; |
| 269 | } |
mtklein | 1b24933 | 2015-07-07 12:21:21 -0700 | [diff] [blame] | 270 | |
reed | 680fb9e | 2014-08-26 09:08:04 -0700 | [diff] [blame] | 271 | this->addToHead(rec); |
Mike Klein | e4bf164 | 2016-12-13 16:26:32 -0500 | [diff] [blame] | 272 | fHash->set(rec); |
reed | 595aa05 | 2014-09-15 10:15:18 -0700 | [diff] [blame] | 273 | |
reed | 9d93c2e | 2014-10-08 05:17:12 -0700 | [diff] [blame] | 274 | if (gDumpCacheTransactions) { |
| 275 | SkString bytesStr, totalStr; |
| 276 | make_size_str(rec->bytesUsed(), &bytesStr); |
| 277 | make_size_str(fTotalBytesUsed, &totalStr); |
| 278 | SkDebugf("RC: add %5s %12p key %08x -- total %5s, count %d\n", |
| 279 | bytesStr.c_str(), rec, rec->getHash(), totalStr.c_str(), fCount); |
| 280 | } |
| 281 | |
reed | c90e014 | 2014-09-15 11:39:44 -0700 | [diff] [blame] | 282 | // since the new rec may push us over-budget, we perform a purge check now |
| 283 | this->purgeAsNeeded(); |
reed@google.com | 602a1d7 | 2013-07-23 19:13:54 +0000 | [diff] [blame] | 284 | } |
| 285 | |
danakj | 790ffe3 | 2014-09-11 10:49:52 -0700 | [diff] [blame] | 286 | void SkResourceCache::remove(Rec* rec) { |
danakj | 790ffe3 | 2014-09-11 10:49:52 -0700 | [diff] [blame] | 287 | size_t used = rec->bytesUsed(); |
| 288 | SkASSERT(used <= fTotalBytesUsed); |
| 289 | |
mtklein | 18300a3 | 2016-03-16 13:53:35 -0700 | [diff] [blame] | 290 | this->release(rec); |
danakj | 790ffe3 | 2014-09-11 10:49:52 -0700 | [diff] [blame] | 291 | fHash->remove(rec->getKey()); |
danakj | 790ffe3 | 2014-09-11 10:49:52 -0700 | [diff] [blame] | 292 | |
danakj | 790ffe3 | 2014-09-11 10:49:52 -0700 | [diff] [blame] | 293 | fTotalBytesUsed -= used; |
| 294 | fCount -= 1; |
reed | 9d93c2e | 2014-10-08 05:17:12 -0700 | [diff] [blame] | 295 | |
| 296 | if (gDumpCacheTransactions) { |
| 297 | SkString bytesStr, totalStr; |
| 298 | make_size_str(used, &bytesStr); |
| 299 | make_size_str(fTotalBytesUsed, &totalStr); |
| 300 | SkDebugf("RC: remove %5s %12p key %08x -- total %5s, count %d\n", |
| 301 | bytesStr.c_str(), rec, rec->getHash(), totalStr.c_str(), fCount); |
| 302 | } |
| 303 | |
halcanary | 385fe4d | 2015-08-26 13:07:48 -0700 | [diff] [blame] | 304 | delete rec; |
danakj | 790ffe3 | 2014-09-11 10:49:52 -0700 | [diff] [blame] | 305 | } |
| 306 | |
reed | 56b00d9 | 2014-09-11 12:22:34 -0700 | [diff] [blame] | 307 | void SkResourceCache::purgeAsNeeded(bool forcePurge) { |
reed@google.com | e4eb122 | 2013-12-09 22:29:30 +0000 | [diff] [blame] | 308 | size_t byteLimit; |
| 309 | int countLimit; |
skia.committer@gmail.com | 7f1af50 | 2013-07-24 07:01:12 +0000 | [diff] [blame] | 310 | |
reed@google.com | e4eb122 | 2013-12-09 22:29:30 +0000 | [diff] [blame] | 311 | if (fDiscardableFactory) { |
| 312 | countLimit = SK_DISCARDABLEMEMORY_SCALEDIMAGECACHE_COUNT_LIMIT; |
| 313 | byteLimit = SK_MaxU32; // no limit based on bytes |
| 314 | } else { |
| 315 | countLimit = SK_MaxS32; // no limit based on count |
halcanary | 805ef15 | 2014-07-17 06:58:01 -0700 | [diff] [blame] | 316 | byteLimit = fTotalByteLimit; |
reed@google.com | e4eb122 | 2013-12-09 22:29:30 +0000 | [diff] [blame] | 317 | } |
| 318 | |
reed@google.com | 602a1d7 | 2013-07-23 19:13:54 +0000 | [diff] [blame] | 319 | Rec* rec = fTail; |
| 320 | while (rec) { |
reed | 56b00d9 | 2014-09-11 12:22:34 -0700 | [diff] [blame] | 321 | if (!forcePurge && fTotalBytesUsed < byteLimit && fCount < countLimit) { |
reed@google.com | 602a1d7 | 2013-07-23 19:13:54 +0000 | [diff] [blame] | 322 | break; |
| 323 | } |
reed@google.com | e4eb122 | 2013-12-09 22:29:30 +0000 | [diff] [blame] | 324 | |
reed@google.com | 602a1d7 | 2013-07-23 19:13:54 +0000 | [diff] [blame] | 325 | Rec* prev = rec->fPrev; |
reed | c90e014 | 2014-09-15 11:39:44 -0700 | [diff] [blame] | 326 | this->remove(rec); |
reed@google.com | 602a1d7 | 2013-07-23 19:13:54 +0000 | [diff] [blame] | 327 | rec = prev; |
| 328 | } |
reed@google.com | 602a1d7 | 2013-07-23 19:13:54 +0000 | [diff] [blame] | 329 | } |
| 330 | |
reed | 83787d0 | 2015-02-25 07:17:11 -0800 | [diff] [blame] | 331 | //#define SK_TRACK_PURGE_SHAREDID_HITRATE |
| 332 | |
| 333 | #ifdef SK_TRACK_PURGE_SHAREDID_HITRATE |
| 334 | static int gPurgeCallCounter; |
| 335 | static int gPurgeHitCounter; |
| 336 | #endif |
| 337 | |
reed | 7eeba25 | 2015-02-24 13:54:23 -0800 | [diff] [blame] | 338 | void SkResourceCache::purgeSharedID(uint64_t sharedID) { |
| 339 | if (0 == sharedID) { |
| 340 | return; |
| 341 | } |
| 342 | |
reed | 83787d0 | 2015-02-25 07:17:11 -0800 | [diff] [blame] | 343 | #ifdef SK_TRACK_PURGE_SHAREDID_HITRATE |
| 344 | gPurgeCallCounter += 1; |
| 345 | bool found = false; |
| 346 | #endif |
reed | 7eeba25 | 2015-02-24 13:54:23 -0800 | [diff] [blame] | 347 | // go backwards, just like purgeAsNeeded, just to make the code similar. |
| 348 | // could iterate either direction and still be correct. |
| 349 | Rec* rec = fTail; |
| 350 | while (rec) { |
| 351 | Rec* prev = rec->fPrev; |
| 352 | if (rec->getKey().getSharedID() == sharedID) { |
| 353 | // SkDebugf("purgeSharedID id=%llx rec=%p\n", sharedID, rec); |
| 354 | this->remove(rec); |
reed | 83787d0 | 2015-02-25 07:17:11 -0800 | [diff] [blame] | 355 | #ifdef SK_TRACK_PURGE_SHAREDID_HITRATE |
| 356 | found = true; |
| 357 | #endif |
reed | 7eeba25 | 2015-02-24 13:54:23 -0800 | [diff] [blame] | 358 | } |
| 359 | rec = prev; |
| 360 | } |
reed | 83787d0 | 2015-02-25 07:17:11 -0800 | [diff] [blame] | 361 | |
| 362 | #ifdef SK_TRACK_PURGE_SHAREDID_HITRATE |
| 363 | if (found) { |
| 364 | gPurgeHitCounter += 1; |
| 365 | } |
| 366 | |
| 367 | SkDebugf("PurgeShared calls=%d hits=%d rate=%g\n", gPurgeCallCounter, gPurgeHitCounter, |
| 368 | gPurgeHitCounter * 100.0 / gPurgeCallCounter); |
| 369 | #endif |
reed | 7eeba25 | 2015-02-24 13:54:23 -0800 | [diff] [blame] | 370 | } |
| 371 | |
reed | 216b643 | 2015-08-19 12:25:40 -0700 | [diff] [blame] | 372 | void SkResourceCache::visitAll(Visitor visitor, void* context) { |
| 373 | // go backwards, just like purgeAsNeeded, just to make the code similar. |
| 374 | // could iterate either direction and still be correct. |
| 375 | Rec* rec = fTail; |
| 376 | while (rec) { |
| 377 | visitor(*rec, context); |
| 378 | rec = rec->fPrev; |
| 379 | } |
| 380 | } |
| 381 | |
| 382 | /////////////////////////////////////////////////////////////////////////////////////////////////// |
| 383 | |
reed | 011f39a | 2014-08-28 13:35:23 -0700 | [diff] [blame] | 384 | size_t SkResourceCache::setTotalByteLimit(size_t newLimit) { |
halcanary | 805ef15 | 2014-07-17 06:58:01 -0700 | [diff] [blame] | 385 | size_t prevLimit = fTotalByteLimit; |
| 386 | fTotalByteLimit = newLimit; |
reed@google.com | 602a1d7 | 2013-07-23 19:13:54 +0000 | [diff] [blame] | 387 | if (newLimit < prevLimit) { |
| 388 | this->purgeAsNeeded(); |
| 389 | } |
| 390 | return prevLimit; |
| 391 | } |
| 392 | |
qiankun.miao | d9aac34 | 2014-10-23 07:58:17 -0700 | [diff] [blame] | 393 | SkCachedData* SkResourceCache::newCachedData(size_t bytes) { |
reed | 7eeba25 | 2015-02-24 13:54:23 -0800 | [diff] [blame] | 394 | this->checkMessages(); |
mtklein | 1b24933 | 2015-07-07 12:21:21 -0700 | [diff] [blame] | 395 | |
qiankun.miao | d9aac34 | 2014-10-23 07:58:17 -0700 | [diff] [blame] | 396 | if (fDiscardableFactory) { |
| 397 | SkDiscardableMemory* dm = fDiscardableFactory(bytes); |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 398 | return dm ? new SkCachedData(bytes, dm) : nullptr; |
qiankun.miao | d9aac34 | 2014-10-23 07:58:17 -0700 | [diff] [blame] | 399 | } else { |
halcanary | 385fe4d | 2015-08-26 13:07:48 -0700 | [diff] [blame] | 400 | return new SkCachedData(sk_malloc_throw(bytes), bytes); |
qiankun.miao | d9aac34 | 2014-10-23 07:58:17 -0700 | [diff] [blame] | 401 | } |
| 402 | } |
| 403 | |
reed@google.com | 602a1d7 | 2013-07-23 19:13:54 +0000 | [diff] [blame] | 404 | /////////////////////////////////////////////////////////////////////////////// |
| 405 | |
mtklein | 18300a3 | 2016-03-16 13:53:35 -0700 | [diff] [blame] | 406 | void SkResourceCache::release(Rec* rec) { |
reed@google.com | 602a1d7 | 2013-07-23 19:13:54 +0000 | [diff] [blame] | 407 | Rec* prev = rec->fPrev; |
| 408 | Rec* next = rec->fNext; |
skia.committer@gmail.com | 7f1af50 | 2013-07-24 07:01:12 +0000 | [diff] [blame] | 409 | |
reed@google.com | 602a1d7 | 2013-07-23 19:13:54 +0000 | [diff] [blame] | 410 | if (!prev) { |
| 411 | SkASSERT(fHead == rec); |
| 412 | fHead = next; |
| 413 | } else { |
| 414 | prev->fNext = next; |
| 415 | } |
skia.committer@gmail.com | 7f1af50 | 2013-07-24 07:01:12 +0000 | [diff] [blame] | 416 | |
reed@google.com | 602a1d7 | 2013-07-23 19:13:54 +0000 | [diff] [blame] | 417 | if (!next) { |
| 418 | fTail = prev; |
| 419 | } else { |
| 420 | next->fPrev = prev; |
| 421 | } |
skia.committer@gmail.com | 7f1af50 | 2013-07-24 07:01:12 +0000 | [diff] [blame] | 422 | |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 423 | rec->fNext = rec->fPrev = nullptr; |
reed@google.com | 602a1d7 | 2013-07-23 19:13:54 +0000 | [diff] [blame] | 424 | } |
| 425 | |
reed | 011f39a | 2014-08-28 13:35:23 -0700 | [diff] [blame] | 426 | void SkResourceCache::moveToHead(Rec* rec) { |
reed@google.com | 602a1d7 | 2013-07-23 19:13:54 +0000 | [diff] [blame] | 427 | if (fHead == rec) { |
| 428 | return; |
| 429 | } |
| 430 | |
| 431 | SkASSERT(fHead); |
| 432 | SkASSERT(fTail); |
| 433 | |
| 434 | this->validate(); |
| 435 | |
mtklein | 18300a3 | 2016-03-16 13:53:35 -0700 | [diff] [blame] | 436 | this->release(rec); |
reed@google.com | 602a1d7 | 2013-07-23 19:13:54 +0000 | [diff] [blame] | 437 | |
| 438 | fHead->fPrev = rec; |
| 439 | rec->fNext = fHead; |
| 440 | fHead = rec; |
skia.committer@gmail.com | 7f1af50 | 2013-07-24 07:01:12 +0000 | [diff] [blame] | 441 | |
reed@google.com | 602a1d7 | 2013-07-23 19:13:54 +0000 | [diff] [blame] | 442 | this->validate(); |
| 443 | } |
| 444 | |
reed | 011f39a | 2014-08-28 13:35:23 -0700 | [diff] [blame] | 445 | void SkResourceCache::addToHead(Rec* rec) { |
reed@google.com | 602a1d7 | 2013-07-23 19:13:54 +0000 | [diff] [blame] | 446 | this->validate(); |
| 447 | |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 448 | rec->fPrev = nullptr; |
reed@google.com | 602a1d7 | 2013-07-23 19:13:54 +0000 | [diff] [blame] | 449 | rec->fNext = fHead; |
| 450 | if (fHead) { |
| 451 | fHead->fPrev = rec; |
| 452 | } |
| 453 | fHead = rec; |
| 454 | if (!fTail) { |
| 455 | fTail = rec; |
| 456 | } |
halcanary | 805ef15 | 2014-07-17 06:58:01 -0700 | [diff] [blame] | 457 | fTotalBytesUsed += rec->bytesUsed(); |
reed@google.com | 602a1d7 | 2013-07-23 19:13:54 +0000 | [diff] [blame] | 458 | fCount += 1; |
| 459 | |
| 460 | this->validate(); |
| 461 | } |
| 462 | |
reed@google.com | fa7fd80 | 2013-12-12 21:37:25 +0000 | [diff] [blame] | 463 | /////////////////////////////////////////////////////////////////////////////// |
| 464 | |
reed@google.com | 602a1d7 | 2013-07-23 19:13:54 +0000 | [diff] [blame] | 465 | #ifdef SK_DEBUG |
reed | 011f39a | 2014-08-28 13:35:23 -0700 | [diff] [blame] | 466 | void SkResourceCache::validate() const { |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 467 | if (nullptr == fHead) { |
| 468 | SkASSERT(nullptr == fTail); |
halcanary | 805ef15 | 2014-07-17 06:58:01 -0700 | [diff] [blame] | 469 | SkASSERT(0 == fTotalBytesUsed); |
reed@google.com | 602a1d7 | 2013-07-23 19:13:54 +0000 | [diff] [blame] | 470 | return; |
| 471 | } |
| 472 | |
| 473 | if (fHead == fTail) { |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 474 | SkASSERT(nullptr == fHead->fPrev); |
| 475 | SkASSERT(nullptr == fHead->fNext); |
halcanary | 805ef15 | 2014-07-17 06:58:01 -0700 | [diff] [blame] | 476 | SkASSERT(fHead->bytesUsed() == fTotalBytesUsed); |
reed@google.com | 602a1d7 | 2013-07-23 19:13:54 +0000 | [diff] [blame] | 477 | return; |
| 478 | } |
| 479 | |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 480 | SkASSERT(nullptr == fHead->fPrev); |
bsalomon | 49f085d | 2014-09-05 13:34:00 -0700 | [diff] [blame] | 481 | SkASSERT(fHead->fNext); |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 482 | SkASSERT(nullptr == fTail->fNext); |
bsalomon | 49f085d | 2014-09-05 13:34:00 -0700 | [diff] [blame] | 483 | SkASSERT(fTail->fPrev); |
reed@google.com | 602a1d7 | 2013-07-23 19:13:54 +0000 | [diff] [blame] | 484 | |
| 485 | size_t used = 0; |
| 486 | int count = 0; |
| 487 | const Rec* rec = fHead; |
| 488 | while (rec) { |
| 489 | count += 1; |
| 490 | used += rec->bytesUsed(); |
halcanary | 805ef15 | 2014-07-17 06:58:01 -0700 | [diff] [blame] | 491 | SkASSERT(used <= fTotalBytesUsed); |
reed@google.com | 602a1d7 | 2013-07-23 19:13:54 +0000 | [diff] [blame] | 492 | rec = rec->fNext; |
| 493 | } |
| 494 | SkASSERT(fCount == count); |
| 495 | |
| 496 | rec = fTail; |
| 497 | while (rec) { |
| 498 | SkASSERT(count > 0); |
| 499 | count -= 1; |
| 500 | SkASSERT(used >= rec->bytesUsed()); |
| 501 | used -= rec->bytesUsed(); |
| 502 | rec = rec->fPrev; |
| 503 | } |
skia.committer@gmail.com | 7f1af50 | 2013-07-24 07:01:12 +0000 | [diff] [blame] | 504 | |
reed@google.com | 602a1d7 | 2013-07-23 19:13:54 +0000 | [diff] [blame] | 505 | SkASSERT(0 == count); |
| 506 | SkASSERT(0 == used); |
| 507 | } |
| 508 | #endif |
| 509 | |
reed | 011f39a | 2014-08-28 13:35:23 -0700 | [diff] [blame] | 510 | void SkResourceCache::dump() const { |
reed@google.com | fa7fd80 | 2013-12-12 21:37:25 +0000 | [diff] [blame] | 511 | this->validate(); |
| 512 | |
reed | c90e014 | 2014-09-15 11:39:44 -0700 | [diff] [blame] | 513 | SkDebugf("SkResourceCache: count=%d bytes=%d %s\n", |
| 514 | fCount, fTotalBytesUsed, fDiscardableFactory ? "discardable" : "malloc"); |
reed@google.com | fa7fd80 | 2013-12-12 21:37:25 +0000 | [diff] [blame] | 515 | } |
| 516 | |
reed | 011f39a | 2014-08-28 13:35:23 -0700 | [diff] [blame] | 517 | size_t SkResourceCache::setSingleAllocationByteLimit(size_t newLimit) { |
halcanary | 805ef15 | 2014-07-17 06:58:01 -0700 | [diff] [blame] | 518 | size_t oldLimit = fSingleAllocationByteLimit; |
| 519 | fSingleAllocationByteLimit = newLimit; |
| 520 | return oldLimit; |
| 521 | } |
| 522 | |
reed | 011f39a | 2014-08-28 13:35:23 -0700 | [diff] [blame] | 523 | size_t SkResourceCache::getSingleAllocationByteLimit() const { |
halcanary | 805ef15 | 2014-07-17 06:58:01 -0700 | [diff] [blame] | 524 | return fSingleAllocationByteLimit; |
| 525 | } |
| 526 | |
reed | 1d9e80f | 2015-01-26 11:24:37 -0800 | [diff] [blame] | 527 | size_t SkResourceCache::getEffectiveSingleAllocationByteLimit() const { |
| 528 | // fSingleAllocationByteLimit == 0 means the caller is asking for our default |
| 529 | size_t limit = fSingleAllocationByteLimit; |
| 530 | |
| 531 | // if we're not discardable (i.e. we are fixed-budget) then cap the single-limit |
| 532 | // to our budget. |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 533 | if (nullptr == fDiscardableFactory) { |
reed | 1d9e80f | 2015-01-26 11:24:37 -0800 | [diff] [blame] | 534 | if (0 == limit) { |
| 535 | limit = fTotalByteLimit; |
| 536 | } else { |
| 537 | limit = SkTMin(limit, fTotalByteLimit); |
| 538 | } |
| 539 | } |
| 540 | return limit; |
| 541 | } |
| 542 | |
reed | 7eeba25 | 2015-02-24 13:54:23 -0800 | [diff] [blame] | 543 | void SkResourceCache::checkMessages() { |
| 544 | SkTArray<PurgeSharedIDMessage> msgs; |
| 545 | fPurgeSharedIDInbox.poll(&msgs); |
| 546 | for (int i = 0; i < msgs.count(); ++i) { |
| 547 | this->purgeSharedID(msgs[i].fSharedID); |
| 548 | } |
| 549 | } |
| 550 | |
reed@google.com | 602a1d7 | 2013-07-23 19:13:54 +0000 | [diff] [blame] | 551 | /////////////////////////////////////////////////////////////////////////////// |
| 552 | |
reed | 086eea9 | 2016-05-04 17:12:46 -0700 | [diff] [blame] | 553 | SK_DECLARE_STATIC_MUTEX(gMutex); |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 554 | static SkResourceCache* gResourceCache = nullptr; |
reed@google.com | 602a1d7 | 2013-07-23 19:13:54 +0000 | [diff] [blame] | 555 | |
commit-bot@chromium.org | 60c8d24 | 2014-05-27 16:28:43 +0000 | [diff] [blame] | 556 | /** Must hold gMutex when calling. */ |
reed | 011f39a | 2014-08-28 13:35:23 -0700 | [diff] [blame] | 557 | static SkResourceCache* get_cache() { |
commit-bot@chromium.org | 60c8d24 | 2014-05-27 16:28:43 +0000 | [diff] [blame] | 558 | // gMutex is always held when this is called, so we don't need to be fancy in here. |
mtklein | b83f6c3 | 2014-06-09 14:18:02 -0700 | [diff] [blame] | 559 | gMutex.assertHeld(); |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 560 | if (nullptr == gResourceCache) { |
commit-bot@chromium.org | 60c8d24 | 2014-05-27 16:28:43 +0000 | [diff] [blame] | 561 | #ifdef SK_USE_DISCARDABLE_SCALEDIMAGECACHE |
halcanary | 385fe4d | 2015-08-26 13:07:48 -0700 | [diff] [blame] | 562 | gResourceCache = new SkResourceCache(SkDiscardableMemory::Create); |
commit-bot@chromium.org | 60c8d24 | 2014-05-27 16:28:43 +0000 | [diff] [blame] | 563 | #else |
halcanary | 385fe4d | 2015-08-26 13:07:48 -0700 | [diff] [blame] | 564 | gResourceCache = new SkResourceCache(SK_DEFAULT_IMAGE_CACHE_LIMIT); |
commit-bot@chromium.org | 60c8d24 | 2014-05-27 16:28:43 +0000 | [diff] [blame] | 565 | #endif |
commit-bot@chromium.org | 60c8d24 | 2014-05-27 16:28:43 +0000 | [diff] [blame] | 566 | } |
reed | 011f39a | 2014-08-28 13:35:23 -0700 | [diff] [blame] | 567 | return gResourceCache; |
reed@google.com | 602a1d7 | 2013-07-23 19:13:54 +0000 | [diff] [blame] | 568 | } |
| 569 | |
reed | 011f39a | 2014-08-28 13:35:23 -0700 | [diff] [blame] | 570 | size_t SkResourceCache::GetTotalBytesUsed() { |
reed@google.com | 602a1d7 | 2013-07-23 19:13:54 +0000 | [diff] [blame] | 571 | SkAutoMutexAcquire am(gMutex); |
halcanary | 805ef15 | 2014-07-17 06:58:01 -0700 | [diff] [blame] | 572 | return get_cache()->getTotalBytesUsed(); |
reed@google.com | 602a1d7 | 2013-07-23 19:13:54 +0000 | [diff] [blame] | 573 | } |
| 574 | |
reed | 011f39a | 2014-08-28 13:35:23 -0700 | [diff] [blame] | 575 | size_t SkResourceCache::GetTotalByteLimit() { |
reed@google.com | 602a1d7 | 2013-07-23 19:13:54 +0000 | [diff] [blame] | 576 | SkAutoMutexAcquire am(gMutex); |
halcanary | 805ef15 | 2014-07-17 06:58:01 -0700 | [diff] [blame] | 577 | return get_cache()->getTotalByteLimit(); |
reed@google.com | 602a1d7 | 2013-07-23 19:13:54 +0000 | [diff] [blame] | 578 | } |
| 579 | |
reed | 011f39a | 2014-08-28 13:35:23 -0700 | [diff] [blame] | 580 | size_t SkResourceCache::SetTotalByteLimit(size_t newLimit) { |
reed@google.com | 602a1d7 | 2013-07-23 19:13:54 +0000 | [diff] [blame] | 581 | SkAutoMutexAcquire am(gMutex); |
halcanary | 805ef15 | 2014-07-17 06:58:01 -0700 | [diff] [blame] | 582 | return get_cache()->setTotalByteLimit(newLimit); |
reed@google.com | 602a1d7 | 2013-07-23 19:13:54 +0000 | [diff] [blame] | 583 | } |
| 584 | |
reed | 30ad530 | 2014-09-16 10:39:55 -0700 | [diff] [blame] | 585 | SkResourceCache::DiscardableFactory SkResourceCache::GetDiscardableFactory() { |
| 586 | SkAutoMutexAcquire am(gMutex); |
| 587 | return get_cache()->discardableFactory(); |
| 588 | } |
| 589 | |
reed | 011f39a | 2014-08-28 13:35:23 -0700 | [diff] [blame] | 590 | SkBitmap::Allocator* SkResourceCache::GetAllocator() { |
reed@google.com | e4eb122 | 2013-12-09 22:29:30 +0000 | [diff] [blame] | 591 | SkAutoMutexAcquire am(gMutex); |
| 592 | return get_cache()->allocator(); |
| 593 | } |
| 594 | |
qiankun.miao | d9aac34 | 2014-10-23 07:58:17 -0700 | [diff] [blame] | 595 | SkCachedData* SkResourceCache::NewCachedData(size_t bytes) { |
| 596 | SkAutoMutexAcquire am(gMutex); |
| 597 | return get_cache()->newCachedData(bytes); |
| 598 | } |
| 599 | |
reed | 011f39a | 2014-08-28 13:35:23 -0700 | [diff] [blame] | 600 | void SkResourceCache::Dump() { |
reed@google.com | fa7fd80 | 2013-12-12 21:37:25 +0000 | [diff] [blame] | 601 | SkAutoMutexAcquire am(gMutex); |
| 602 | get_cache()->dump(); |
| 603 | } |
| 604 | |
reed | 011f39a | 2014-08-28 13:35:23 -0700 | [diff] [blame] | 605 | size_t SkResourceCache::SetSingleAllocationByteLimit(size_t size) { |
halcanary | 805ef15 | 2014-07-17 06:58:01 -0700 | [diff] [blame] | 606 | SkAutoMutexAcquire am(gMutex); |
| 607 | return get_cache()->setSingleAllocationByteLimit(size); |
| 608 | } |
| 609 | |
reed | 011f39a | 2014-08-28 13:35:23 -0700 | [diff] [blame] | 610 | size_t SkResourceCache::GetSingleAllocationByteLimit() { |
halcanary | 805ef15 | 2014-07-17 06:58:01 -0700 | [diff] [blame] | 611 | SkAutoMutexAcquire am(gMutex); |
| 612 | return get_cache()->getSingleAllocationByteLimit(); |
| 613 | } |
| 614 | |
reed | 1d9e80f | 2015-01-26 11:24:37 -0800 | [diff] [blame] | 615 | size_t SkResourceCache::GetEffectiveSingleAllocationByteLimit() { |
| 616 | SkAutoMutexAcquire am(gMutex); |
| 617 | return get_cache()->getEffectiveSingleAllocationByteLimit(); |
| 618 | } |
| 619 | |
reed | 56b00d9 | 2014-09-11 12:22:34 -0700 | [diff] [blame] | 620 | void SkResourceCache::PurgeAll() { |
| 621 | SkAutoMutexAcquire am(gMutex); |
| 622 | return get_cache()->purgeAll(); |
| 623 | } |
| 624 | |
reed | 7eeba25 | 2015-02-24 13:54:23 -0800 | [diff] [blame] | 625 | bool SkResourceCache::Find(const Key& key, FindVisitor visitor, void* context) { |
reed | 680fb9e | 2014-08-26 09:08:04 -0700 | [diff] [blame] | 626 | SkAutoMutexAcquire am(gMutex); |
reed | c90e014 | 2014-09-15 11:39:44 -0700 | [diff] [blame] | 627 | return get_cache()->find(key, visitor, context); |
reed | 680fb9e | 2014-08-26 09:08:04 -0700 | [diff] [blame] | 628 | } |
| 629 | |
reed | 011f39a | 2014-08-28 13:35:23 -0700 | [diff] [blame] | 630 | void SkResourceCache::Add(Rec* rec) { |
reed | 680fb9e | 2014-08-26 09:08:04 -0700 | [diff] [blame] | 631 | SkAutoMutexAcquire am(gMutex); |
| 632 | get_cache()->add(rec); |
| 633 | } |
| 634 | |
reed | 216b643 | 2015-08-19 12:25:40 -0700 | [diff] [blame] | 635 | void SkResourceCache::VisitAll(Visitor visitor, void* context) { |
| 636 | SkAutoMutexAcquire am(gMutex); |
| 637 | get_cache()->visitAll(visitor, context); |
| 638 | } |
| 639 | |
reed | 7eeba25 | 2015-02-24 13:54:23 -0800 | [diff] [blame] | 640 | void SkResourceCache::PostPurgeSharedID(uint64_t sharedID) { |
| 641 | if (sharedID) { |
| 642 | SkMessageBus<PurgeSharedIDMessage>::Post(PurgeSharedIDMessage(sharedID)); |
| 643 | } |
| 644 | } |
| 645 | |
reed@google.com | 602a1d7 | 2013-07-23 19:13:54 +0000 | [diff] [blame] | 646 | /////////////////////////////////////////////////////////////////////////////// |
| 647 | |
| 648 | #include "SkGraphics.h" |
reed | 67ca2a9 | 2015-05-20 13:22:58 -0700 | [diff] [blame] | 649 | #include "SkImageFilter.h" |
reed@google.com | 602a1d7 | 2013-07-23 19:13:54 +0000 | [diff] [blame] | 650 | |
reed | 011f39a | 2014-08-28 13:35:23 -0700 | [diff] [blame] | 651 | size_t SkGraphics::GetResourceCacheTotalBytesUsed() { |
| 652 | return SkResourceCache::GetTotalBytesUsed(); |
reed@google.com | 602a1d7 | 2013-07-23 19:13:54 +0000 | [diff] [blame] | 653 | } |
| 654 | |
reed | 011f39a | 2014-08-28 13:35:23 -0700 | [diff] [blame] | 655 | size_t SkGraphics::GetResourceCacheTotalByteLimit() { |
| 656 | return SkResourceCache::GetTotalByteLimit(); |
reed@google.com | 602a1d7 | 2013-07-23 19:13:54 +0000 | [diff] [blame] | 657 | } |
| 658 | |
reed | 011f39a | 2014-08-28 13:35:23 -0700 | [diff] [blame] | 659 | size_t SkGraphics::SetResourceCacheTotalByteLimit(size_t newLimit) { |
| 660 | return SkResourceCache::SetTotalByteLimit(newLimit); |
reed@google.com | 602a1d7 | 2013-07-23 19:13:54 +0000 | [diff] [blame] | 661 | } |
halcanary | 805ef15 | 2014-07-17 06:58:01 -0700 | [diff] [blame] | 662 | |
reed | 011f39a | 2014-08-28 13:35:23 -0700 | [diff] [blame] | 663 | size_t SkGraphics::GetResourceCacheSingleAllocationByteLimit() { |
| 664 | return SkResourceCache::GetSingleAllocationByteLimit(); |
halcanary | 805ef15 | 2014-07-17 06:58:01 -0700 | [diff] [blame] | 665 | } |
| 666 | |
reed | 011f39a | 2014-08-28 13:35:23 -0700 | [diff] [blame] | 667 | size_t SkGraphics::SetResourceCacheSingleAllocationByteLimit(size_t newLimit) { |
| 668 | return SkResourceCache::SetSingleAllocationByteLimit(newLimit); |
halcanary | 805ef15 | 2014-07-17 06:58:01 -0700 | [diff] [blame] | 669 | } |
| 670 | |
reed | 56b00d9 | 2014-09-11 12:22:34 -0700 | [diff] [blame] | 671 | void SkGraphics::PurgeResourceCache() { |
mtklein | 242397a | 2015-09-29 12:17:08 -0700 | [diff] [blame] | 672 | SkImageFilter::PurgeCache(); |
reed | 56b00d9 | 2014-09-11 12:22:34 -0700 | [diff] [blame] | 673 | return SkResourceCache::PurgeAll(); |
| 674 | } |
| 675 | |
reed | 216b643 | 2015-08-19 12:25:40 -0700 | [diff] [blame] | 676 | ///////////// |
| 677 | |
| 678 | static void dump_visitor(const SkResourceCache::Rec& rec, void*) { |
| 679 | SkDebugf("RC: %12s bytes %9lu discardable %p\n", |
| 680 | rec.getCategory(), rec.bytesUsed(), rec.diagnostic_only_getDiscardable()); |
| 681 | } |
| 682 | |
| 683 | void SkResourceCache::TestDumpMemoryStatistics() { |
| 684 | VisitAll(dump_visitor, nullptr); |
| 685 | } |
ssid | 33c594c | 2015-08-27 09:23:54 -0700 | [diff] [blame] | 686 | |
| 687 | static void sk_trace_dump_visitor(const SkResourceCache::Rec& rec, void* context) { |
| 688 | SkTraceMemoryDump* dump = static_cast<SkTraceMemoryDump*>(context); |
ssid | f0c9865 | 2015-09-30 04:31:23 -0700 | [diff] [blame] | 689 | SkString dumpName = SkStringPrintf("skia/sk_resource_cache/%s_%p", rec.getCategory(), &rec); |
ssid | 33c594c | 2015-08-27 09:23:54 -0700 | [diff] [blame] | 690 | SkDiscardableMemory* discardable = rec.diagnostic_only_getDiscardable(); |
| 691 | if (discardable) { |
ssid | f0c9865 | 2015-09-30 04:31:23 -0700 | [diff] [blame] | 692 | dump->setDiscardableMemoryBacking(dumpName.c_str(), *discardable); |
ssid | 60df542 | 2015-10-01 12:41:35 -0700 | [diff] [blame] | 693 | |
| 694 | // The discardable memory size will be calculated by dumper, but we also dump what we think |
| 695 | // the size of object in memory is irrespective of whether object is live or dead. |
| 696 | dump->dumpNumericValue(dumpName.c_str(), "discardable_size", "bytes", rec.bytesUsed()); |
ssid | 33c594c | 2015-08-27 09:23:54 -0700 | [diff] [blame] | 697 | } else { |
ssid | f0c9865 | 2015-09-30 04:31:23 -0700 | [diff] [blame] | 698 | dump->dumpNumericValue(dumpName.c_str(), "size", "bytes", rec.bytesUsed()); |
| 699 | dump->setMemoryBacking(dumpName.c_str(), "malloc", nullptr); |
ssid | 33c594c | 2015-08-27 09:23:54 -0700 | [diff] [blame] | 700 | } |
| 701 | } |
| 702 | |
| 703 | void SkResourceCache::DumpMemoryStatistics(SkTraceMemoryDump* dump) { |
ssid | f0c9865 | 2015-09-30 04:31:23 -0700 | [diff] [blame] | 704 | // Since resource could be backed by malloc or discardable, the cache always dumps detailed |
| 705 | // stats to be accurate. |
ssid | 33c594c | 2015-08-27 09:23:54 -0700 | [diff] [blame] | 706 | VisitAll(sk_trace_dump_visitor, dump); |
| 707 | } |