renderbuffer_manager.h revision 5821806d5e7f356e8fa4b058a389a808ea183019
15821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Copyright (c) 2012 The Chromium Authors. All rights reserved. 25821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Use of this source code is governed by a BSD-style license that can be 35821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// found in the LICENSE file. 45821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 55821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#ifndef GPU_COMMAND_BUFFER_SERVICE_RENDERBUFFER_MANAGER_H_ 65821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#define GPU_COMMAND_BUFFER_SERVICE_RENDERBUFFER_MANAGER_H_ 75821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 85821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include <string> 95821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/basictypes.h" 105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/hash_tables.h" 115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/memory/ref_counted.h" 125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/memory/scoped_ptr.h" 135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "gpu/command_buffer/service/gl_utils.h" 145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "gpu/gpu_export.h" 155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace gpu { 175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace gles2 { 185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)class MemoryTracker; 205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)class MemoryTypeTracker; 215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// This class keeps track of the renderbuffers and whether or not they have 235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// been cleared. 245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)class GPU_EXPORT RenderbufferManager { 255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) public: 265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Info about Renderbuffers currently in the system. 275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) class GPU_EXPORT RenderbufferInfo 285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) : public base::RefCounted<RenderbufferInfo> { 295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) public: 305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) typedef scoped_refptr<RenderbufferInfo> Ref; 315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) RenderbufferInfo(RenderbufferManager* manager, GLuint service_id) 335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) : manager_(manager), 345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) deleted_(false), 355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) service_id_(service_id), 365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) cleared_(true), 375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) has_been_bound_(false), 385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) samples_(0), 395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) internal_format_(GL_RGBA4), 405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) width_(0), 415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) height_(0) { 425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) manager_->StartTracking(this); 435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) GLuint service_id() const { 465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return service_id_; 475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool cleared() const { 505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return cleared_; 515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) GLenum internal_format() const { 545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return internal_format_; 555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) GLsizei samples() const { 585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return samples_; 595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) GLsizei width() const { 625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return width_; 635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) GLsizei height() const { 665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return height_; 675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 685821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool IsDeleted() const { 705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return deleted_; 715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void MarkAsValid() { 745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) has_been_bound_ = true; 755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool IsValid() const { 785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return has_been_bound_ && !IsDeleted(); 795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 815821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) size_t EstimatedSize(); 825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 835821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void AddToSignature(std::string* signature) const; 845821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) private: 865821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) friend class RenderbufferManager; 875821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) friend class base::RefCounted<RenderbufferInfo>; 885821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ~RenderbufferInfo(); 905821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 915821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void set_cleared() { 925821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) cleared_ = true; 935821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 945821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 955821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void SetInfo( 965821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) GLsizei samples, GLenum internalformat, GLsizei width, GLsizei height) { 975821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) samples_ = samples; 985821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) internal_format_ = internalformat; 995821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) width_ = width; 1005821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) height_ = height; 1015821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) cleared_ = false; 1025821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 1035821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1045821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void MarkAsDeleted() { 1055821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) deleted_ = true; 1065821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 1075821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1085821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // RenderbufferManager that owns this RenderbufferInfo. 1095821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) RenderbufferManager* manager_; 1105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool deleted_; 1125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Service side renderbuffer id. 1145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) GLuint service_id_; 1155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Whether this renderbuffer has been cleared 1175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool cleared_; 1185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Whether this renderbuffer has ever been bound. 1205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool has_been_bound_; 1215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Number of samples (for multi-sampled renderbuffers) 1235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) GLsizei samples_; 1245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Renderbuffer internalformat set through RenderbufferStorage(). 1265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) GLenum internal_format_; 1275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Dimensions of renderbuffer. 1295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) GLsizei width_; 1305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) GLsizei height_; 1315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) }; 1325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) RenderbufferManager(MemoryTracker* memory_tracker, 1345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) GLint max_renderbuffer_size, 1355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) GLint max_samples); 1365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ~RenderbufferManager(); 1375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) GLint max_renderbuffer_size() const { 1395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return max_renderbuffer_size_; 1405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 1415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) GLint max_samples() const { 1435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return max_samples_; 1445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 1455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool HaveUnclearedRenderbuffers() const { 1475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return num_uncleared_renderbuffers_ != 0; 1485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 1495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void SetInfo( 1515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) RenderbufferInfo* renderbuffer, 1525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) GLsizei samples, GLenum internalformat, GLsizei width, GLsizei height); 1535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void SetCleared(RenderbufferInfo* renderbuffer); 1555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Must call before destruction. 1575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void Destroy(bool have_context); 1585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Creates a RenderbufferInfo for the given renderbuffer. 1605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void CreateRenderbufferInfo(GLuint client_id, GLuint service_id); 1615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Gets the renderbuffer info for the given renderbuffer. 1635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) RenderbufferInfo* GetRenderbufferInfo(GLuint client_id); 1645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Removes a renderbuffer info for the given renderbuffer. 1665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void RemoveRenderbufferInfo(GLuint client_id); 1675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1685821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Gets a client id for a given service id. 1695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool GetClientId(GLuint service_id, GLuint* client_id) const; 1705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) size_t mem_represented() const { 1725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return mem_represented_; 1735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 1745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) private: 1765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void UpdateMemRepresented(); 1775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void StartTracking(RenderbufferInfo* renderbuffer); 1795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void StopTracking(RenderbufferInfo* renderbuffer); 1805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1815821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) scoped_ptr<MemoryTypeTracker> renderbuffer_memory_tracker_; 1825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1835821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) GLint max_renderbuffer_size_; 1845821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) GLint max_samples_; 1855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1865821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int num_uncleared_renderbuffers_; 1875821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1885821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) size_t mem_represented_; 1895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1905821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Counts the number of RenderbufferInfo allocated with 'this' as its manager. 1915821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Allows to check no RenderbufferInfo will outlive this. 1925821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) unsigned renderbuffer_info_count_; 1935821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1945821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool have_context_; 1955821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1965821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Info for each renderbuffer in the system. 1975821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) typedef base::hash_map<GLuint, RenderbufferInfo::Ref> RenderbufferInfoMap; 1985821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) RenderbufferInfoMap renderbuffer_infos_; 1995821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2005821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DISALLOW_COPY_AND_ASSIGN(RenderbufferManager); 2015821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 2025821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2035821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} // namespace gles2 2045821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} // namespace gpu 2055821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2065821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#endif // GPU_COMMAND_BUFFER_SERVICE_RENDERBUFFER_MANAGER_H_ 207