buffer_tracker.h revision 90dce4d38c5ff5333bea97d859d4e484e27edf0c
12a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// Copyright (c) 2012 The Chromium Authors. All rights reserved. 22a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// Use of this source code is governed by a BSD-style license that can be 32a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// found in the LICENSE file. 42a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 52a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#ifndef GPU_COMMAND_BUFFER_CLIENT_BUFFER_TRACKER_H_ 62a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#define GPU_COMMAND_BUFFER_CLIENT_BUFFER_TRACKER_H_ 72a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 82a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include <GLES2/gl2.h> 92a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 102a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include <queue> 112a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "gles2_impl_export.h" 1290dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)#include "gpu/command_buffer/client/hash_tables.h" 1390dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)#include "gpu/command_buffer/common/gles2_cmd_format.h" 142a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 152a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)namespace gpu { 162a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 172a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)class CommandBufferHelper; 182a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)class MappedMemoryManager; 192a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 202a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)namespace gles2 { 212a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 222a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// Tracks buffer objects for client side of command buffer. 232a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)class GLES2_IMPL_EXPORT BufferTracker { 242a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) public: 252a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) class GLES2_IMPL_EXPORT Buffer { 262a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) public: 272a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) Buffer(GLuint id, 282a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) unsigned int size, 292a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) int32 shm_id, 302a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) uint32 shm_offset, 312a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) void* address) 322a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) : id_(id), 332a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) size_(size), 342a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) shm_id_(shm_id), 352a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) shm_offset_(shm_offset), 362a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) address_(address), 37c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) mapped_(false), 38c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) transfer_ready_token_(0) { 392a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } 402a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 412a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) GLenum id() const { 422a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return id_; 432a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } 442a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 452a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) unsigned int size() const { 462a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return size_; 472a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } 482a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 492a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) int32 shm_id() const { 502a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return shm_id_; 512a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } 522a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 532a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) uint32 shm_offset() const { 542a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return shm_offset_; 552a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } 562a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 572a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) void* address() const { 582a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return address_; 592a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } 602a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 612a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) void set_mapped(bool mapped) { 622a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) mapped_ = mapped; 632a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } 642a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 652a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) bool mapped() const { 662a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return mapped_; 672a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } 682a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 69c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) void set_transfer_ready_token(int token) { 70c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) transfer_ready_token_ = token; 71c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) } 72c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) 73c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) uint32 transfer_ready_token() const { 74c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) return transfer_ready_token_; 75c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) } 76c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) 772a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) private: 782a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) friend class BufferTracker; 792a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) friend class BufferTrackerTest; 802a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 812a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) GLuint id_; 822a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) unsigned int size_; 832a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) int32 shm_id_; 842a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) uint32 shm_offset_; 852a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) void* address_; 862a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) bool mapped_; 87c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) int32 transfer_ready_token_; 882a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) }; 892a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 902a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) BufferTracker(MappedMemoryManager* manager); 912a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) ~BufferTracker(); 922a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 932a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) Buffer* CreateBuffer(GLuint id, GLsizeiptr size); 942a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) Buffer* GetBuffer(GLuint id); 952a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) void RemoveBuffer(GLuint id); 962a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 972a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Frees the block of memory associated with buffer, pending the passage 982a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // of a token. 992a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) void FreePendingToken(Buffer*, int32 token); 1002a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 1012a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) private: 1022a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) typedef gpu::hash_map<GLuint, Buffer*> BufferMap; 1032a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 1042a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) MappedMemoryManager* mapped_memory_; 1052a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) BufferMap buffers_; 1062a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 1072a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) DISALLOW_COPY_AND_ASSIGN(BufferTracker); 1082a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)}; 1092a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 1102a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} // namespace gles2 1112a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} // namespace gpu 1122a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 1132a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#endif // GPU_COMMAND_BUFFER_CLIENT_BUFFER_TRACKER_H_ 114