OLD | NEW |
1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef PaintController_h | 5 #ifndef PaintController_h |
6 #define PaintController_h | 6 #define PaintController_h |
7 | 7 |
8 #include "platform/PlatformExport.h" | 8 #include "platform/PlatformExport.h" |
9 #include "platform/RuntimeEnabledFeatures.h" | 9 #include "platform/RuntimeEnabledFeatures.h" |
10 #include "platform/geometry/IntRect.h" | 10 #include "platform/geometry/IntRect.h" |
(...skipping 145 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
156 { | 156 { |
157 ASSERT(RuntimeEnabledFeatures::slimmingPaintV2Enabled()); | 157 ASSERT(RuntimeEnabledFeatures::slimmingPaintV2Enabled()); |
158 m_trackedPaintInvalidationObjects = nullptr; | 158 m_trackedPaintInvalidationObjects = nullptr; |
159 } | 159 } |
160 Vector<String> trackedPaintInvalidationObjects() | 160 Vector<String> trackedPaintInvalidationObjects() |
161 { | 161 { |
162 ASSERT(RuntimeEnabledFeatures::slimmingPaintV2Enabled()); | 162 ASSERT(RuntimeEnabledFeatures::slimmingPaintV2Enabled()); |
163 return m_trackedPaintInvalidationObjects ? *m_trackedPaintInvalidationOb
jects : Vector<String>(); | 163 return m_trackedPaintInvalidationObjects ? *m_trackedPaintInvalidationOb
jects : Vector<String>(); |
164 } | 164 } |
165 | 165 |
166 bool clientHasCheckedPaintInvalidation(const DisplayItemClient& client) cons
t | |
167 { | |
168 return m_clientsCheckedPaintInvalidation.contains(&client); | |
169 } | |
170 void setClientHasCheckedPaintInvalidation(const DisplayItemClient& client) | |
171 { | |
172 m_clientsCheckedPaintInvalidation.add(&client); | |
173 } | |
174 | |
175 #if ENABLE(ASSERT) | 166 #if ENABLE(ASSERT) |
176 void assertDisplayItemClientsAreLive(); | 167 void assertDisplayItemClientsAreLive(); |
177 #endif | 168 #endif |
178 | 169 |
179 protected: | 170 protected: |
180 PaintController() | 171 PaintController() |
181 : m_newDisplayItemList(kInitialDisplayItemListCapacityBytes) | 172 : m_newDisplayItemList(kInitialDisplayItemListCapacityBytes) |
182 , m_validlyCachedClientsDirty(false) | |
183 , m_constructionDisabled(false) | 173 , m_constructionDisabled(false) |
184 , m_subsequenceCachingDisabled(false) | 174 , m_subsequenceCachingDisabled(false) |
185 , m_textPainted(false) | 175 , m_textPainted(false) |
186 , m_imagePainted(false) | 176 , m_imagePainted(false) |
187 , m_skippingCacheCount(0) | 177 , m_skippingCacheCount(0) |
188 , m_numCachedNewItems(0) | 178 , m_numCachedNewItems(0) |
189 , m_nextScope(1) { } | 179 , m_nextScope(1) |
| 180 { } |
190 | 181 |
191 private: | 182 private: |
192 // Set new item state (scopes, cache skipping, etc) for a new item. | 183 // Set new item state (scopes, cache skipping, etc) for a new item. |
193 void processNewItem(DisplayItem&); | 184 void processNewItem(DisplayItem&); |
194 | 185 |
195 void updateValidlyCachedClientsIfNeeded() const; | |
196 | |
197 #ifndef NDEBUG | 186 #ifndef NDEBUG |
198 WTF::String displayItemListAsDebugString(const DisplayItemList&) const; | 187 WTF::String displayItemListAsDebugString(const DisplayItemList&) const; |
199 #endif | 188 #endif |
200 | 189 |
201 // Indices into PaintList of all DrawingDisplayItems and BeginSubsequenceDis
playItems of each client. | 190 // Indices into PaintList of all DrawingDisplayItems and BeginSubsequenceDis
playItems of each client. |
202 // Temporarily used during merge to find out-of-order display items. | 191 // Temporarily used during merge to find out-of-order display items. |
203 using DisplayItemIndicesByClientMap = HashMap<const DisplayItemClient*, Vect
or<size_t>>; | 192 using DisplayItemIndicesByClientMap = HashMap<const DisplayItemClient*, Vect
or<size_t>>; |
204 | 193 |
205 static size_t findMatchingItemFromIndex(const DisplayItem::Id&, const Displa
yItemIndicesByClientMap&, const DisplayItemList&); | 194 static size_t findMatchingItemFromIndex(const DisplayItem::Id&, const Displa
yItemIndicesByClientMap&, const DisplayItemList&); |
206 static void addItemToIndexIfNeeded(const DisplayItem&, size_t index, Display
ItemIndicesByClientMap&); | 195 static void addItemToIndexIfNeeded(const DisplayItem&, size_t index, Display
ItemIndicesByClientMap&); |
207 | 196 |
208 struct OutOfOrderIndexContext; | 197 struct OutOfOrderIndexContext; |
209 DisplayItemList::iterator findOutOfOrderCachedItem(const DisplayItem::Id&, O
utOfOrderIndexContext&); | 198 DisplayItemList::iterator findOutOfOrderCachedItem(const DisplayItem::Id&, O
utOfOrderIndexContext&); |
210 DisplayItemList::iterator findOutOfOrderCachedItemForward(const DisplayItem:
:Id&, OutOfOrderIndexContext&); | 199 DisplayItemList::iterator findOutOfOrderCachedItemForward(const DisplayItem:
:Id&, OutOfOrderIndexContext&); |
211 void copyCachedSubsequence(const DisplayItemList& currentList, DisplayItemLi
st::iterator& currentIt, DisplayItemList& updatedList); | 200 void copyCachedSubsequence(const DisplayItemList& currentList, DisplayItemLi
st::iterator& currentIt, DisplayItemList& updatedList); |
212 | 201 |
213 #if ENABLE(ASSERT) | 202 #if ENABLE(ASSERT) |
214 // The following two methods are for checking under-invalidations | 203 // The following two methods are for checking under-invalidations |
215 // (when RuntimeEnabledFeatures::slimmingPaintUnderInvalidationCheckingEnabl
ed). | 204 // (when RuntimeEnabledFeatures::slimmingPaintUnderInvalidationCheckingEnabl
ed). |
216 void checkUnderInvalidation(DisplayItemList::iterator& newIt, DisplayItemLis
t::iterator& currentIt); | 205 void checkUnderInvalidation(DisplayItemList::iterator& newIt, DisplayItemLis
t::iterator& currentIt); |
217 void checkCachedDisplayItemIsUnchanged(const char* messagePrefix, const Disp
layItem& newItem, const DisplayItem& oldItem); | 206 void checkCachedDisplayItemIsUnchanged(const char* messagePrefix, const Disp
layItem& newItem, const DisplayItem& oldItem); |
218 void checkNoRemainingCachedDisplayItems(); | 207 void checkNoRemainingCachedDisplayItems(); |
219 #endif | 208 #endif |
220 | 209 |
221 void commitNewDisplayItemsInternal(const LayoutSize& offsetFromLayoutObject)
; | 210 void commitNewDisplayItemsInternal(const LayoutSize& offsetFromLayoutObject)
; |
222 | 211 |
| 212 void updateCacheGeneration(); |
| 213 |
223 // The last complete paint artifact. | 214 // The last complete paint artifact. |
224 // In SPv2, this includes paint chunks as well as display items. | 215 // In SPv2, this includes paint chunks as well as display items. |
225 PaintArtifact m_currentPaintArtifact; | 216 PaintArtifact m_currentPaintArtifact; |
226 | 217 |
227 // Data being used to build the next paint artifact. | 218 // Data being used to build the next paint artifact. |
228 DisplayItemList m_newDisplayItemList; | 219 DisplayItemList m_newDisplayItemList; |
229 PaintChunker m_newPaintChunks; | 220 PaintChunker m_newPaintChunks; |
230 | 221 |
231 // Contains all clients having valid cached paintings if updated. | |
232 // It's lazily updated in updateValidlyCachedClientsIfNeeded(). | |
233 // TODO(wangxianzhu): In the future we can replace this with client-side rep
aint flags | |
234 // to avoid the cost of building and querying the hash table. | |
235 mutable HashSet<const DisplayItemClient*> m_validlyCachedClients; | |
236 mutable bool m_validlyCachedClientsDirty; | |
237 | |
238 // Used during painting. Contains clients that have checked paint invalidati
on and | |
239 // are known to be valid. | |
240 // TODO(wangxianzhu): Use client side flag to avoid const of hash table. | |
241 HashSet<const DisplayItemClient*> m_clientsCheckedPaintInvalidation; | |
242 | |
243 #if ENABLE(ASSERT) | 222 #if ENABLE(ASSERT) |
244 // Set of clients which had paint offset changes since the last commit. This
is used for | 223 // Set of clients which had paint offset changes since the last commit. This
is used for |
245 // ensuring paint offsets are only updated once and are the same in all phas
es. | 224 // ensuring paint offsets are only updated once and are the same in all phas
es. |
246 HashSet<const DisplayItemClient*> m_clientsWithPaintOffsetInvalidations; | 225 HashSet<const DisplayItemClient*> m_clientsWithPaintOffsetInvalidations; |
247 #endif | 226 #endif |
248 | 227 |
249 // Allow display item construction to be disabled to isolate the costs of co
nstruction | 228 // Allow display item construction to be disabled to isolate the costs of co
nstruction |
250 // in performance metrics. | 229 // in performance metrics. |
251 bool m_constructionDisabled; | 230 bool m_constructionDisabled; |
252 | 231 |
(...skipping 15 matching lines...) Expand all Loading... |
268 // Record the debug names of invalidated clients for assertion and debugging
. | 247 // Record the debug names of invalidated clients for assertion and debugging
. |
269 Vector<String> m_invalidations; | 248 Vector<String> m_invalidations; |
270 | 249 |
271 // This is used to check duplicated ids during add(). We could also check | 250 // This is used to check duplicated ids during add(). We could also check |
272 // during commitNewDisplayItems(), but checking during add() helps developer | 251 // during commitNewDisplayItems(), but checking during add() helps developer |
273 // easily find where the duplicated ids are from. | 252 // easily find where the duplicated ids are from. |
274 DisplayItemIndicesByClientMap m_newDisplayItemIndicesByClient; | 253 DisplayItemIndicesByClientMap m_newDisplayItemIndicesByClient; |
275 #endif | 254 #endif |
276 | 255 |
277 OwnPtr<Vector<String>> m_trackedPaintInvalidationObjects; | 256 OwnPtr<Vector<String>> m_trackedPaintInvalidationObjects; |
| 257 |
| 258 DisplayItemCacheGeneration m_currentCacheGeneration; |
278 }; | 259 }; |
279 | 260 |
280 } // namespace blink | 261 } // namespace blink |
281 | 262 |
282 #endif // PaintController_h | 263 #endif // PaintController_h |
OLD | NEW |