blob: 68ea6a9895a536b10e43d3f996b42eca33724473 [file] [log] [blame]
// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include <GLES2/gl2.h>
#include "base/memory/scoped_ptr.h"
#include "gles2_impl_export.h"
#include "gpu/command_buffer/client/ref_counted.h"
#include "gpu/command_buffer/common/gles2_cmd_format.h"
namespace gpu {
namespace gles2 {
class GLES2Implementation;
class GLES2ImplementationTest;
class ProgramInfoManager;
typedef void (GLES2Implementation::*DeleteFn)(GLsizei n, const GLuint* ids);
// Base class for IdHandlers
class IdHandlerInterface {
IdHandlerInterface() { }
virtual ~IdHandlerInterface() { }
// Makes some ids at or above id_offset.
virtual void MakeIds(
GLES2Implementation* gl_impl,
GLuint id_offset, GLsizei n, GLuint* ids) = 0;
// Frees some ids.
virtual bool FreeIds(
GLES2Implementation* gl_impl, GLsizei n, const GLuint* ids,
DeleteFn delete_fn) = 0;
// Marks an id as used for glBind functions. id = 0 does nothing.
virtual bool MarkAsUsedForBind(GLuint id) = 0;
// ShareGroup manages shared resources for contexts that are sharing resources.
class GLES2_IMPL_EXPORT ShareGroup
: public gpu::RefCountedThreadSafe<ShareGroup> {
ShareGroup(bool bind_generates_resource);
bool bind_generates_resource() const {
return bind_generates_resource_;
bool Initialize();
IdHandlerInterface* GetIdHandler(int namespace_id) const {
return id_handlers_[namespace_id].get();
ProgramInfoManager* program_info_manager() {
return program_info_manager_.get();
friend class gpu::RefCountedThreadSafe<ShareGroup>;
friend class gpu::gles2::GLES2ImplementationTest;
// Install a new program info manager. Used for testing only;
void set_program_info_manager(ProgramInfoManager* manager);
scoped_ptr<IdHandlerInterface> id_handlers_[id_namespaces::kNumIdNamespaces];
scoped_ptr<ProgramInfoManager> program_info_manager_;
bool bind_generates_resource_;
} // namespace gles2
} // namespace gpu