OLD | NEW |
1 // Copyright 2012 The Chromium Authors. All rights reserved. | 1 // Copyright 2012 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 #include "config.h" | 5 #include "config.h" |
6 | 6 |
7 #include "CCPrioritizedTextureManager.h" | 7 #include "CCPrioritizedTextureManager.h" |
8 | 8 |
9 #include "base/stl_util.h" | 9 #include "base/stl_util.h" |
10 #include "CCPrioritizedTexture.h" | 10 #include "CCPrioritizedTexture.h" |
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28 } | 28 } |
29 | 29 |
30 CCPrioritizedTextureManager::~CCPrioritizedTextureManager() | 30 CCPrioritizedTextureManager::~CCPrioritizedTextureManager() |
31 { | 31 { |
32 while (m_textures.size() > 0) | 32 while (m_textures.size() > 0) |
33 unregisterTexture(*m_textures.begin()); | 33 unregisterTexture(*m_textures.begin()); |
34 | 34 |
35 deleteEvictedBackings(); | 35 deleteEvictedBackings(); |
36 | 36 |
37 // Each remaining backing is a leaked opengl texture. There should be none. | 37 // Each remaining backing is a leaked opengl texture. There should be none. |
38 ASSERT(m_backings.isEmpty()); | 38 DCHECK(m_backings.isEmpty()); |
39 } | 39 } |
40 | 40 |
41 void CCPrioritizedTextureManager::prioritizeTextures() | 41 void CCPrioritizedTextureManager::prioritizeTextures() |
42 { | 42 { |
43 TRACE_EVENT0("cc", "CCPrioritizedTextureManager::prioritizeTextures"); | 43 TRACE_EVENT0("cc", "CCPrioritizedTextureManager::prioritizeTextures"); |
44 ASSERT(CCProxy::isMainThread()); | 44 DCHECK(CCProxy::isMainThread()); |
45 | 45 |
46 // Sorting textures in this function could be replaced by a slightly | 46 // Sorting textures in this function could be replaced by a slightly |
47 // modified O(n) quick-select to partition textures rather than | 47 // modified O(n) quick-select to partition textures rather than |
48 // sort them (if performance of the sort becomes an issue). | 48 // sort them (if performance of the sort becomes an issue). |
49 | 49 |
50 TextureVector& sortedTextures = m_tempTextureVector; | 50 TextureVector& sortedTextures = m_tempTextureVector; |
51 sortedTextures.clear(); | 51 sortedTextures.clear(); |
52 | 52 |
53 // Copy all textures into a vector and sort them. | 53 // Copy all textures into a vector and sort them. |
54 for (TextureSet::iterator it = m_textures.begin(); it != m_textures.end(); +
+it) | 54 for (TextureSet::iterator it = m_textures.begin(); it != m_textures.end(); +
+it) |
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89 for (TextureVector::iterator it = sortedTextures.begin(); it != sortedTextur
es.end(); ++it) { | 89 for (TextureVector::iterator it = sortedTextures.begin(); it != sortedTextur
es.end(); ++it) { |
90 bool isAbovePriorityCutoff = CCPriorityCalculator::priorityIsHigher((*it
)->requestPriority(), m_priorityCutoff); | 90 bool isAbovePriorityCutoff = CCPriorityCalculator::priorityIsHigher((*it
)->requestPriority(), m_priorityCutoff); |
91 (*it)->setAbovePriorityCutoff(isAbovePriorityCutoff); | 91 (*it)->setAbovePriorityCutoff(isAbovePriorityCutoff); |
92 if (isAbovePriorityCutoff && !(*it)->isSelfManaged()) | 92 if (isAbovePriorityCutoff && !(*it)->isSelfManaged()) |
93 m_memoryAboveCutoffBytes += (*it)->bytes(); | 93 m_memoryAboveCutoffBytes += (*it)->bytes(); |
94 } | 94 } |
95 sortedTextures.clear(); | 95 sortedTextures.clear(); |
96 | 96 |
97 m_needsUpdateBackingsPrioritites = true; | 97 m_needsUpdateBackingsPrioritites = true; |
98 | 98 |
99 ASSERT(m_memoryAboveCutoffBytes <= m_memoryAvailableBytes); | 99 DCHECK(m_memoryAboveCutoffBytes <= m_memoryAvailableBytes); |
100 ASSERT(memoryAboveCutoffBytes() <= maxMemoryLimitBytes()); | 100 DCHECK(memoryAboveCutoffBytes() <= maxMemoryLimitBytes()); |
101 } | 101 } |
102 | 102 |
103 void CCPrioritizedTextureManager::updateBackingsPriorities() | 103 void CCPrioritizedTextureManager::updateBackingsPriorities() |
104 { | 104 { |
105 TRACE_EVENT0("cc", "CCPrioritizedTextureManager::updateBackingsPriorities"); | 105 TRACE_EVENT0("cc", "CCPrioritizedTextureManager::updateBackingsPriorities"); |
106 ASSERT(CCProxy::isImplThread() && CCProxy::isMainThreadBlocked()); | 106 DCHECK(CCProxy::isImplThread() && CCProxy::isMainThreadBlocked()); |
107 | 107 |
108 if (!m_needsUpdateBackingsPrioritites) | 108 if (!m_needsUpdateBackingsPrioritites) |
109 return; | 109 return; |
110 | 110 |
111 #if !ASSERT_DISABLED | |
112 assertInvariants(); | 111 assertInvariants(); |
113 #endif | |
114 | 112 |
115 // Update backings' priorities and put backings in eviction/recycling order. | 113 // Update backings' priorities and put backings in eviction/recycling order. |
116 BackingVector& sortedBackings = m_tempBackingVector; | 114 BackingVector& sortedBackings = m_tempBackingVector; |
117 sortedBackings.clear(); | 115 sortedBackings.clear(); |
118 for (BackingSet::iterator it = m_backings.begin(); it != m_backings.end(); +
+it) { | 116 for (BackingSet::iterator it = m_backings.begin(); it != m_backings.end(); +
+it) { |
119 (*it)->updatePriority(); | 117 (*it)->updatePriority(); |
120 sortedBackings.append(*it); | 118 sortedBackings.append(*it); |
121 } | 119 } |
122 std::sort(sortedBackings.begin(), sortedBackings.end(), compareBackings); | 120 std::sort(sortedBackings.begin(), sortedBackings.end(), compareBackings); |
123 | 121 |
124 for (BackingVector::iterator it = sortedBackings.begin(); it != sortedBackin
gs.end(); ++it) { | 122 for (BackingVector::iterator it = sortedBackings.begin(); it != sortedBackin
gs.end(); ++it) { |
125 m_backings.remove(*it); | 123 m_backings.remove(*it); |
126 m_backings.add(*it); | 124 m_backings.add(*it); |
127 } | 125 } |
128 sortedBackings.clear(); | 126 sortedBackings.clear(); |
129 m_needsUpdateBackingsPrioritites = false; | 127 m_needsUpdateBackingsPrioritites = false; |
130 | 128 |
131 #if !ASSERT_DISABLED | |
132 assertInvariants(); | 129 assertInvariants(); |
133 #endif | |
134 } | 130 } |
135 | 131 |
136 void CCPrioritizedTextureManager::clearPriorities() | 132 void CCPrioritizedTextureManager::clearPriorities() |
137 { | 133 { |
138 ASSERT(CCProxy::isMainThread()); | 134 DCHECK(CCProxy::isMainThread()); |
139 for (TextureSet::iterator it = m_textures.begin(); it != m_textures.end(); +
+it) { | 135 for (TextureSet::iterator it = m_textures.begin(); it != m_textures.end(); +
+it) { |
140 // FIXME: We should remove this and just set all priorities to | 136 // FIXME: We should remove this and just set all priorities to |
141 // CCPriorityCalculator::lowestPriority() once we have priorities | 137 // CCPriorityCalculator::lowestPriority() once we have priorities |
142 // for all textures (we can't currently calculate distances for | 138 // for all textures (we can't currently calculate distances for |
143 // off-screen textures). | 139 // off-screen textures). |
144 (*it)->setRequestPriority(CCPriorityCalculator::lingeringPriority((*it)-
>requestPriority())); | 140 (*it)->setRequestPriority(CCPriorityCalculator::lingeringPriority((*it)-
>requestPriority())); |
145 } | 141 } |
146 } | 142 } |
147 | 143 |
148 bool CCPrioritizedTextureManager::requestLate(CCPrioritizedTexture* texture) | 144 bool CCPrioritizedTextureManager::requestLate(CCPrioritizedTexture* texture) |
149 { | 145 { |
150 ASSERT(CCProxy::isMainThread()); | 146 DCHECK(CCProxy::isMainThread()); |
151 | 147 |
152 // This is already above cutoff, so don't double count it's memory below. | 148 // This is already above cutoff, so don't double count it's memory below. |
153 if (texture->isAbovePriorityCutoff()) | 149 if (texture->isAbovePriorityCutoff()) |
154 return true; | 150 return true; |
155 | 151 |
156 if (CCPriorityCalculator::priorityIsLower(texture->requestPriority(), m_prio
rityCutoff)) | 152 if (CCPriorityCalculator::priorityIsLower(texture->requestPriority(), m_prio
rityCutoff)) |
157 return false; | 153 return false; |
158 | 154 |
159 size_t newMemoryBytes = m_memoryAboveCutoffBytes + texture->bytes(); | 155 size_t newMemoryBytes = m_memoryAboveCutoffBytes + texture->bytes(); |
160 if (newMemoryBytes > m_memoryAvailableBytes) | 156 if (newMemoryBytes > m_memoryAvailableBytes) |
161 return false; | 157 return false; |
162 | 158 |
163 m_memoryAboveCutoffBytes = newMemoryBytes; | 159 m_memoryAboveCutoffBytes = newMemoryBytes; |
164 texture->setAbovePriorityCutoff(true); | 160 texture->setAbovePriorityCutoff(true); |
165 m_needsUpdateBackingsPrioritites = true; | 161 m_needsUpdateBackingsPrioritites = true; |
166 return true; | 162 return true; |
167 } | 163 } |
168 | 164 |
169 void CCPrioritizedTextureManager::acquireBackingTextureIfNeeded(CCPrioritizedTex
ture* texture, CCResourceProvider* resourceProvider) | 165 void CCPrioritizedTextureManager::acquireBackingTextureIfNeeded(CCPrioritizedTex
ture* texture, CCResourceProvider* resourceProvider) |
170 { | 166 { |
171 ASSERT(CCProxy::isImplThread() && CCProxy::isMainThreadBlocked()); | 167 DCHECK(CCProxy::isImplThread() && CCProxy::isMainThreadBlocked()); |
172 ASSERT(!texture->isSelfManaged()); | 168 DCHECK(!texture->isSelfManaged()); |
173 ASSERT(texture->isAbovePriorityCutoff()); | 169 DCHECK(texture->isAbovePriorityCutoff()); |
174 if (texture->backing() || !texture->isAbovePriorityCutoff()) | 170 if (texture->backing() || !texture->isAbovePriorityCutoff()) |
175 return; | 171 return; |
176 | 172 |
177 // Make sure that the backings list is up to date and sorted before traversi
ng it. | 173 // Make sure that the backings list is up to date and sorted before traversi
ng it. |
178 updateBackingsPriorities(); | 174 updateBackingsPriorities(); |
179 | 175 |
180 // Find a backing below, by either recycling or allocating. | 176 // Find a backing below, by either recycling or allocating. |
181 CCPrioritizedTexture::Backing* backing = 0; | 177 CCPrioritizedTexture::Backing* backing = 0; |
182 | 178 |
183 // First try to recycle | 179 // First try to recycle |
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202 texture->link(backing); | 198 texture->link(backing); |
203 m_backings.remove(backing); | 199 m_backings.remove(backing); |
204 m_backings.add(backing); | 200 m_backings.add(backing); |
205 | 201 |
206 // Update the backing's priority from its new owner. | 202 // Update the backing's priority from its new owner. |
207 backing->updatePriority(); | 203 backing->updatePriority(); |
208 } | 204 } |
209 | 205 |
210 void CCPrioritizedTextureManager::evictBackingsToReduceMemory(size_t limitBytes,
EvictionPriorityPolicy evictionPolicy, CCResourceProvider* resourceProvider) | 206 void CCPrioritizedTextureManager::evictBackingsToReduceMemory(size_t limitBytes,
EvictionPriorityPolicy evictionPolicy, CCResourceProvider* resourceProvider) |
211 { | 207 { |
212 ASSERT(CCProxy::isImplThread()); | 208 DCHECK(CCProxy::isImplThread()); |
213 if (memoryUseBytes() <= limitBytes) | 209 if (memoryUseBytes() <= limitBytes) |
214 return; | 210 return; |
215 | 211 |
216 // Destroy backings until we are below the limit, | 212 // Destroy backings until we are below the limit, |
217 // or until all backings remaining are above the cutoff. | 213 // or until all backings remaining are above the cutoff. |
218 while (memoryUseBytes() > limitBytes && m_backings.size() > 0) { | 214 while (memoryUseBytes() > limitBytes && m_backings.size() > 0) { |
219 CCPrioritizedTexture::Backing* backing = *m_backings.begin(); | 215 CCPrioritizedTexture::Backing* backing = *m_backings.begin(); |
220 if (evictionPolicy == RespectManagerPriorityCutoff) | 216 if (evictionPolicy == RespectManagerPriorityCutoff) |
221 if (backing->hadOwnerAtLastPriorityUpdate() && backing->wasAbovePrio
rityCutoffAtLastPriorityUpdate()) | 217 if (backing->hadOwnerAtLastPriorityUpdate() && backing->wasAbovePrio
rityCutoffAtLastPriorityUpdate()) |
222 break; | 218 break; |
223 evictBackingResource(backing, resourceProvider); | 219 evictBackingResource(backing, resourceProvider); |
224 } | 220 } |
225 } | 221 } |
226 | 222 |
227 void CCPrioritizedTextureManager::reduceMemory(CCResourceProvider* resourceProvi
der) | 223 void CCPrioritizedTextureManager::reduceMemory(CCResourceProvider* resourceProvi
der) |
228 { | 224 { |
229 ASSERT(CCProxy::isImplThread() && CCProxy::isMainThreadBlocked()); | 225 DCHECK(CCProxy::isImplThread() && CCProxy::isMainThreadBlocked()); |
230 | 226 |
231 // Make sure that the backings list is up to date and sorted before traversi
ng it. | 227 // Make sure that the backings list is up to date and sorted before traversi
ng it. |
232 updateBackingsPriorities(); | 228 updateBackingsPriorities(); |
233 | 229 |
234 evictBackingsToReduceMemory(m_memoryAvailableBytes, RespectManagerPriorityCu
toff, resourceProvider); | 230 evictBackingsToReduceMemory(m_memoryAvailableBytes, RespectManagerPriorityCu
toff, resourceProvider); |
235 ASSERT(memoryUseBytes() <= maxMemoryLimitBytes()); | 231 DCHECK(memoryUseBytes() <= maxMemoryLimitBytes()); |
236 | 232 |
237 // We currently collect backings from deleted textures for later recycling. | 233 // We currently collect backings from deleted textures for later recycling. |
238 // However, if we do that forever we will always use the max limit even if | 234 // However, if we do that forever we will always use the max limit even if |
239 // we really need very little memory. This should probably be solved by redu
cing the | 235 // we really need very little memory. This should probably be solved by redu
cing the |
240 // limit externally, but until then this just does some "clean up" of unused | 236 // limit externally, but until then this just does some "clean up" of unused |
241 // backing textures (any more than 10%). | 237 // backing textures (any more than 10%). |
242 size_t wastedMemory = 0; | 238 size_t wastedMemory = 0; |
243 for (BackingSet::iterator it = m_backings.begin(); it != m_backings.end(); +
+it) { | 239 for (BackingSet::iterator it = m_backings.begin(); it != m_backings.end(); +
+it) { |
244 if ((*it)->owner()) | 240 if ((*it)->owner()) |
245 break; | 241 break; |
246 wastedMemory += (*it)->bytes(); | 242 wastedMemory += (*it)->bytes(); |
247 } | 243 } |
248 size_t tenPercentOfMemory = m_memoryAvailableBytes / 10; | 244 size_t tenPercentOfMemory = m_memoryAvailableBytes / 10; |
249 if (wastedMemory > tenPercentOfMemory) | 245 if (wastedMemory > tenPercentOfMemory) |
250 evictBackingsToReduceMemory(memoryUseBytes() - (wastedMemory - tenPercen
tOfMemory), RespectManagerPriorityCutoff, resourceProvider); | 246 evictBackingsToReduceMemory(memoryUseBytes() - (wastedMemory - tenPercen
tOfMemory), RespectManagerPriorityCutoff, resourceProvider); |
251 | 247 |
252 deleteEvictedBackings(); | 248 deleteEvictedBackings(); |
253 } | 249 } |
254 | 250 |
255 void CCPrioritizedTextureManager::clearAllMemory(CCResourceProvider* resourcePro
vider) | 251 void CCPrioritizedTextureManager::clearAllMemory(CCResourceProvider* resourcePro
vider) |
256 { | 252 { |
257 ASSERT(CCProxy::isImplThread() && CCProxy::isMainThreadBlocked()); | 253 DCHECK(CCProxy::isImplThread() && CCProxy::isMainThreadBlocked()); |
258 ASSERT(resourceProvider); | 254 DCHECK(resourceProvider); |
259 evictBackingsToReduceMemory(0, DoNotRespectManagerPriorityCutoff, resourcePr
ovider); | 255 evictBackingsToReduceMemory(0, DoNotRespectManagerPriorityCutoff, resourcePr
ovider); |
260 deleteEvictedBackings(); | 256 deleteEvictedBackings(); |
261 } | 257 } |
262 | 258 |
263 void CCPrioritizedTextureManager::reduceMemoryOnImplThread(size_t limitBytes, CC
ResourceProvider* resourceProvider) | 259 void CCPrioritizedTextureManager::reduceMemoryOnImplThread(size_t limitBytes, CC
ResourceProvider* resourceProvider) |
264 { | 260 { |
265 ASSERT(CCProxy::isImplThread()); | 261 DCHECK(CCProxy::isImplThread()); |
266 ASSERT(resourceProvider); | 262 DCHECK(resourceProvider); |
267 evictBackingsToReduceMemory(limitBytes, DoNotRespectManagerPriorityCutoff, r
esourceProvider); | 263 evictBackingsToReduceMemory(limitBytes, DoNotRespectManagerPriorityCutoff, r
esourceProvider); |
268 } | 264 } |
269 | 265 |
270 void CCPrioritizedTextureManager::getEvictedBackings(BackingVector& evictedBacki
ngs) | 266 void CCPrioritizedTextureManager::getEvictedBackings(BackingVector& evictedBacki
ngs) |
271 { | 267 { |
272 ASSERT(CCProxy::isImplThread()); | 268 DCHECK(CCProxy::isImplThread()); |
273 evictedBackings.clear(); | 269 evictedBackings.clear(); |
274 evictedBackings.append(m_evictedBackings); | 270 evictedBackings.append(m_evictedBackings); |
275 } | 271 } |
276 | 272 |
277 void CCPrioritizedTextureManager::unlinkEvictedBackings(const BackingVector& evi
ctedBackings) | 273 void CCPrioritizedTextureManager::unlinkEvictedBackings(const BackingVector& evi
ctedBackings) |
278 { | 274 { |
279 ASSERT(CCProxy::isMainThread()); | 275 DCHECK(CCProxy::isMainThread()); |
280 for (BackingVector::const_iterator it = evictedBackings.begin(); it != evict
edBackings.end(); ++it) { | 276 for (BackingVector::const_iterator it = evictedBackings.begin(); it != evict
edBackings.end(); ++it) { |
281 CCPrioritizedTexture::Backing* backing = (*it); | 277 CCPrioritizedTexture::Backing* backing = (*it); |
282 if (backing->owner()) | 278 if (backing->owner()) |
283 backing->owner()->unlink(); | 279 backing->owner()->unlink(); |
284 } | 280 } |
285 } | 281 } |
286 | 282 |
287 bool CCPrioritizedTextureManager::deleteEvictedBackings() | 283 bool CCPrioritizedTextureManager::deleteEvictedBackings() |
288 { | 284 { |
289 ASSERT(CCProxy::isMainThread() || (CCProxy::isImplThread() && CCProxy::isMai
nThreadBlocked())); | 285 DCHECK(CCProxy::isMainThread() || (CCProxy::isImplThread() && CCProxy::isMai
nThreadBlocked())); |
290 bool linkedEvictedBackingsExisted = false; | 286 bool linkedEvictedBackingsExisted = false; |
291 for (BackingVector::const_iterator it = m_evictedBackings.begin(); it != m_e
victedBackings.end(); ++it) { | 287 for (BackingVector::const_iterator it = m_evictedBackings.begin(); it != m_e
victedBackings.end(); ++it) { |
292 CCPrioritizedTexture::Backing* backing = (*it); | 288 CCPrioritizedTexture::Backing* backing = (*it); |
293 if (backing->owner()) { | 289 if (backing->owner()) { |
294 linkedEvictedBackingsExisted = true; | 290 linkedEvictedBackingsExisted = true; |
295 backing->owner()->unlink(); | 291 backing->owner()->unlink(); |
296 } | 292 } |
297 delete backing; | 293 delete backing; |
298 } | 294 } |
299 m_evictedBackings.clear(); | 295 m_evictedBackings.clear(); |
300 return linkedEvictedBackingsExisted; | 296 return linkedEvictedBackingsExisted; |
301 } | 297 } |
302 | 298 |
303 void CCPrioritizedTextureManager::registerTexture(CCPrioritizedTexture* texture) | 299 void CCPrioritizedTextureManager::registerTexture(CCPrioritizedTexture* texture) |
304 { | 300 { |
305 ASSERT(CCProxy::isMainThread()); | 301 DCHECK(CCProxy::isMainThread()); |
306 ASSERT(texture); | 302 DCHECK(texture); |
307 ASSERT(!texture->textureManager()); | 303 DCHECK(!texture->textureManager()); |
308 ASSERT(!texture->backing()); | 304 DCHECK(!texture->backing()); |
309 ASSERT(!ContainsKey(m_textures, texture)); | 305 DCHECK(!ContainsKey(m_textures, texture)); |
310 | 306 |
311 texture->setManagerInternal(this); | 307 texture->setManagerInternal(this); |
312 m_textures.insert(texture); | 308 m_textures.insert(texture); |
313 | 309 |
314 } | 310 } |
315 | 311 |
316 void CCPrioritizedTextureManager::unregisterTexture(CCPrioritizedTexture* textur
e) | 312 void CCPrioritizedTextureManager::unregisterTexture(CCPrioritizedTexture* textur
e) |
317 { | 313 { |
318 ASSERT(CCProxy::isMainThread() || (CCProxy::isImplThread() && CCProxy::isMai
nThreadBlocked())); | 314 DCHECK(CCProxy::isMainThread() || (CCProxy::isImplThread() && CCProxy::isMai
nThreadBlocked())); |
319 ASSERT(texture); | 315 DCHECK(texture); |
320 ASSERT(ContainsKey(m_textures, texture)); | 316 DCHECK(ContainsKey(m_textures, texture)); |
321 | 317 |
322 returnBackingTexture(texture); | 318 returnBackingTexture(texture); |
323 texture->setManagerInternal(0); | 319 texture->setManagerInternal(0); |
324 m_textures.erase(texture); | 320 m_textures.erase(texture); |
325 texture->setAbovePriorityCutoff(false); | 321 texture->setAbovePriorityCutoff(false); |
326 } | 322 } |
327 | 323 |
328 void CCPrioritizedTextureManager::returnBackingTexture(CCPrioritizedTexture* tex
ture) | 324 void CCPrioritizedTextureManager::returnBackingTexture(CCPrioritizedTexture* tex
ture) |
329 { | 325 { |
330 ASSERT(CCProxy::isMainThread() || (CCProxy::isImplThread() && CCProxy::isMai
nThreadBlocked())); | 326 DCHECK(CCProxy::isMainThread() || (CCProxy::isImplThread() && CCProxy::isMai
nThreadBlocked())); |
331 if (texture->backing()) { | 327 if (texture->backing()) { |
332 texture->unlink(); | 328 texture->unlink(); |
333 m_needsUpdateBackingsPrioritites = true; | 329 m_needsUpdateBackingsPrioritites = true; |
334 } | 330 } |
335 } | 331 } |
336 | 332 |
337 CCPrioritizedTexture::Backing* CCPrioritizedTextureManager::createBacking(IntSiz
e size, GC3Denum format, CCResourceProvider* resourceProvider) | 333 CCPrioritizedTexture::Backing* CCPrioritizedTextureManager::createBacking(IntSiz
e size, GC3Denum format, CCResourceProvider* resourceProvider) |
338 { | 334 { |
339 ASSERT(CCProxy::isImplThread() && CCProxy::isMainThreadBlocked()); | 335 DCHECK(CCProxy::isImplThread() && CCProxy::isMainThreadBlocked()); |
340 ASSERT(resourceProvider); | 336 DCHECK(resourceProvider); |
341 CCResourceProvider::ResourceId resourceId = resourceProvider->createResource
(m_pool, size, format, CCResourceProvider::TextureUsageAny); | 337 CCResourceProvider::ResourceId resourceId = resourceProvider->createResource
(m_pool, size, format, CCResourceProvider::TextureUsageAny); |
342 CCPrioritizedTexture::Backing* backing = new CCPrioritizedTexture::Backing(r
esourceId, resourceProvider, size, format); | 338 CCPrioritizedTexture::Backing* backing = new CCPrioritizedTexture::Backing(r
esourceId, resourceProvider, size, format); |
343 m_memoryUseBytes += backing->bytes(); | 339 m_memoryUseBytes += backing->bytes(); |
344 // Put backing texture at the front for eviction, since it isn't in use yet. | 340 // Put backing texture at the front for eviction, since it isn't in use yet. |
345 m_backings.insertBefore(m_backings.begin(), backing); | 341 m_backings.insertBefore(m_backings.begin(), backing); |
346 return backing; | 342 return backing; |
347 } | 343 } |
348 | 344 |
349 void CCPrioritizedTextureManager::evictBackingResource(CCPrioritizedTexture::Bac
king* backing, CCResourceProvider* resourceProvider) | 345 void CCPrioritizedTextureManager::evictBackingResource(CCPrioritizedTexture::Bac
king* backing, CCResourceProvider* resourceProvider) |
350 { | 346 { |
351 ASSERT(CCProxy::isImplThread()); | 347 DCHECK(CCProxy::isImplThread()); |
352 ASSERT(backing); | 348 DCHECK(backing); |
353 ASSERT(resourceProvider); | 349 DCHECK(resourceProvider); |
354 ASSERT(m_backings.find(backing) != m_backings.end()); | 350 DCHECK(m_backings.find(backing) != m_backings.end()); |
355 | 351 |
356 // Note that we create a backing and its resource at the same time, but we | 352 // Note that we create a backing and its resource at the same time, but we |
357 // delete the backing structure and its resource in two steps. This is becau
se | 353 // delete the backing structure and its resource in two steps. This is becau
se |
358 // we can delete the resource while the main thread is running, but we canno
t | 354 // we can delete the resource while the main thread is running, but we canno
t |
359 // unlink backings while the main thread is running. | 355 // unlink backings while the main thread is running. |
360 backing->deleteResource(resourceProvider); | 356 backing->deleteResource(resourceProvider); |
361 m_memoryUseBytes -= backing->bytes(); | 357 m_memoryUseBytes -= backing->bytes(); |
362 m_backings.remove(backing); | 358 m_backings.remove(backing); |
363 m_evictedBackings.append(backing); | 359 m_evictedBackings.append(backing); |
364 } | 360 } |
365 | 361 |
366 #if !ASSERT_DISABLED | |
367 void CCPrioritizedTextureManager::assertInvariants() | 362 void CCPrioritizedTextureManager::assertInvariants() |
368 { | 363 { |
369 ASSERT(CCProxy::isImplThread() && CCProxy::isMainThreadBlocked()); | 364 if (!DCHECK_IS_ON()) |
| 365 return; |
| 366 |
| 367 DCHECK(CCProxy::isImplThread() && CCProxy::isMainThreadBlocked()); |
370 | 368 |
371 // If we hit any of these asserts, there is a bug in this class. To see | 369 // If we hit any of these asserts, there is a bug in this class. To see |
372 // where the bug is, call this function at the beginning and end of | 370 // where the bug is, call this function at the beginning and end of |
373 // every public function. | 371 // every public function. |
374 | 372 |
375 // Backings/textures must be doubly-linked and only to other backings/textur
es in this manager. | 373 // Backings/textures must be doubly-linked and only to other backings/textur
es in this manager. |
376 for (BackingSet::iterator it = m_backings.begin(); it != m_backings.end(); +
+it) { | 374 for (BackingSet::iterator it = m_backings.begin(); it != m_backings.end(); +
+it) { |
377 if ((*it)->owner()) { | 375 if ((*it)->owner()) { |
378 ASSERT(ContainsKey(m_textures, (*it)->owner())); | 376 DCHECK(ContainsKey(m_textures, (*it)->owner())); |
379 ASSERT((*it)->owner()->backing() == (*it)); | 377 DCHECK((*it)->owner()->backing() == (*it)); |
380 } | 378 } |
381 } | 379 } |
382 for (TextureSet::iterator it = m_textures.begin(); it != m_textures.end(); +
+it) { | 380 for (TextureSet::iterator it = m_textures.begin(); it != m_textures.end(); +
+it) { |
383 if ((*it)->backing()) { | 381 if ((*it)->backing()) { |
384 ASSERT(m_backings.find((*it)->backing()) != m_backings.end()); | 382 DCHECK(m_backings.find((*it)->backing()) != m_backings.end()); |
385 ASSERT((*it)->backing()->owner() == (*it)); | 383 DCHECK((*it)->backing()->owner() == (*it)); |
386 } | 384 } |
387 } | 385 } |
388 | 386 |
389 // At all times, backings that can be evicted must always come before | 387 // At all times, backings that can be evicted must always come before |
390 // backings that can't be evicted in the backing texture list (otherwise | 388 // backings that can't be evicted in the backing texture list (otherwise |
391 // reduceMemory will not find all textures available for eviction/recycling)
. | 389 // reduceMemory will not find all textures available for eviction/recycling)
. |
392 bool reachedOwned = false; | 390 bool reachedOwned = false; |
393 bool reachedAboveCutoff = false; | 391 bool reachedAboveCutoff = false; |
394 for (BackingSet::iterator it = m_backings.begin(); it != m_backings.end(); +
+it) { | 392 for (BackingSet::iterator it = m_backings.begin(); it != m_backings.end(); +
+it) { |
395 if ((*it)->hadOwnerAtLastPriorityUpdate()) | 393 if ((*it)->hadOwnerAtLastPriorityUpdate()) |
396 reachedOwned = true; | 394 reachedOwned = true; |
397 if ((*it)->wasAbovePriorityCutoffAtLastPriorityUpdate()) | 395 if ((*it)->wasAbovePriorityCutoffAtLastPriorityUpdate()) |
398 reachedAboveCutoff = true; | 396 reachedAboveCutoff = true; |
399 if (reachedOwned) | 397 if (reachedOwned) |
400 ASSERT((*it)->hadOwnerAtLastPriorityUpdate()); | 398 DCHECK((*it)->hadOwnerAtLastPriorityUpdate()); |
401 if (reachedAboveCutoff) { | 399 if (reachedAboveCutoff) { |
402 ASSERT((*it)->hadOwnerAtLastPriorityUpdate() && (*it)->wasAbovePrior
ityCutoffAtLastPriorityUpdate()); | 400 DCHECK((*it)->hadOwnerAtLastPriorityUpdate() && (*it)->wasAbovePrior
ityCutoffAtLastPriorityUpdate()); |
403 ASSERT(reachedOwned); | 401 DCHECK(reachedOwned); |
404 } | 402 } |
405 } | 403 } |
406 } | 404 } |
407 #endif | |
408 | 405 |
409 | 406 |
410 } // namespace cc | 407 } // namespace cc |
OLD | NEW |