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93 lines
2.9 KiB
C++
93 lines
2.9 KiB
C++
// Copyright (c) 2012 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#include "gpu/command_buffer/service/vertex_array_manager.h"
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#include "base/logging.h"
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#include "base/trace_event/trace_event.h"
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#include "gpu/command_buffer/common/gles2_cmd_utils.h"
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#include "gpu/command_buffer/service/buffer_manager.h"
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#include "gpu/command_buffer/service/gles2_cmd_decoder.h"
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#include "gpu/command_buffer/service/vertex_attrib_manager.h"
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namespace gpu {
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namespace gles2 {
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VertexArrayManager::VertexArrayManager()
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: vertex_attrib_manager_count_(0),
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have_context_(true) {
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}
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VertexArrayManager::~VertexArrayManager() {
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DCHECK(vertex_attrib_managers_.empty());
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CHECK_EQ(vertex_attrib_manager_count_, 0u);
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}
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void VertexArrayManager::Destroy(bool have_context) {
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have_context_ = have_context;
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vertex_attrib_managers_.clear();
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}
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scoped_refptr<VertexAttribManager>
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VertexArrayManager::CreateVertexAttribManager(GLuint client_id,
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GLuint service_id,
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uint32 num_vertex_attribs,
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bool client_visible) {
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scoped_refptr<VertexAttribManager> vertex_attrib_manager(
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new VertexAttribManager(this, service_id, num_vertex_attribs));
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if (client_visible) {
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std::pair<VertexAttribManagerMap::iterator, bool> result =
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vertex_attrib_managers_.insert(
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std::make_pair(client_id, vertex_attrib_manager));
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DCHECK(result.second);
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}
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return vertex_attrib_manager;
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}
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VertexAttribManager* VertexArrayManager::GetVertexAttribManager(
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GLuint client_id) {
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VertexAttribManagerMap::iterator it = vertex_attrib_managers_.find(client_id);
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return it != vertex_attrib_managers_.end() ? it->second.get() : NULL;
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}
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void VertexArrayManager::RemoveVertexAttribManager(GLuint client_id) {
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VertexAttribManagerMap::iterator it = vertex_attrib_managers_.find(client_id);
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if (it != vertex_attrib_managers_.end()) {
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VertexAttribManager* vertex_attrib_manager = it->second.get();
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vertex_attrib_manager->MarkAsDeleted();
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vertex_attrib_managers_.erase(it);
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}
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}
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void VertexArrayManager::StartTracking(
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VertexAttribManager* /* vertex_attrib_manager */) {
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++vertex_attrib_manager_count_;
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}
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void VertexArrayManager::StopTracking(
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VertexAttribManager* /* vertex_attrib_manager */) {
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--vertex_attrib_manager_count_;
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}
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bool VertexArrayManager::GetClientId(
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GLuint service_id, GLuint* client_id) const {
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// This doesn't need to be fast. It's only used during slow queries.
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for (VertexAttribManagerMap::const_iterator it =
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vertex_attrib_managers_.begin();
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it != vertex_attrib_managers_.end(); ++it) {
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if (it->second->service_id() == service_id) {
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*client_id = it->first;
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return true;
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}
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}
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return false;
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}
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} // namespace gles2
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} // namespace gpu
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