1 // Copyright 2013 The Chromium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #ifndef CC_OUTPUT_MANAGED_MEMORY_POLICY_H_ 6 #define CC_OUTPUT_MANAGED_MEMORY_POLICY_H_ 7 8 #include "base/basictypes.h" 9 #include "cc/base/cc_export.h" 10 #include "cc/resources/tile_priority.h" 11 #include "gpu/command_buffer/common/gpu_memory_allocation.h" 12 13 namespace cc { 14 15 struct CC_EXPORT ManagedMemoryPolicy { 16 static const size_t kDefaultNumResourcesLimit; 17 18 explicit ManagedMemoryPolicy(size_t bytes_limit_when_visible); 19 explicit ManagedMemoryPolicy( 20 const gpu::MemoryAllocation& allocation); 21 ManagedMemoryPolicy( 22 size_t bytes_limit_when_visible, 23 gpu::MemoryAllocation::PriorityCutoff priority_cutoff_when_visible, 24 size_t num_resources_limit); 25 bool operator==(const ManagedMemoryPolicy&) const; 26 bool operator!=(const ManagedMemoryPolicy&) const; 27 28 size_t bytes_limit_when_visible; 29 gpu::MemoryAllocation::PriorityCutoff priority_cutoff_when_visible; 30 size_t num_resources_limit; 31 32 static int PriorityCutoffToValue( 33 gpu::MemoryAllocation::PriorityCutoff priority_cutoff); 34 static TileMemoryLimitPolicy PriorityCutoffToTileMemoryLimitPolicy( 35 gpu::MemoryAllocation::PriorityCutoff priority_cutoff); 36 }; 37 38 } // namespace cc 39 40 #endif // CC_OUTPUT_MANAGED_MEMORY_POLICY_H_ 41
