1// SuperTux
2// Copyright (C) 2014 Ingo Ruhnke <grumbel@gmail.com>
3//
4// This program is free software: you can redistribute it and/or modify
5// it under the terms of the GNU General Public License as published by
6// the Free Software Foundation, either version 3 of the License, or
7// (at your option) any later version.
8//
9// This program is distributed in the hope that it will be useful,
10// but WITHOUT ANY WARRANTY; without even the implied warranty of
11// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12// GNU General Public License for more details.
13//
14// You should have received a copy of the GNU General Public License
15// along with this program. If not, see <http://www.gnu.org/licenses/>.
16
17#ifndef HEADER_SUPERTUX_SQUIRREL_SQUIRREL_VIRTUAL_MACHINE_HPP
18#define HEADER_SUPERTUX_SQUIRREL_SQUIRREL_VIRTUAL_MACHINE_HPP
19
20#include <memory>
21
22#include <squirrel.h>
23
24#include "squirrel/squirrel_vm.hpp"
25#include "util/currenton.hpp"
26
27class SquirrelThreadQueue;
28class SquirrelScheduler;
29
30class SquirrelVirtualMachine final : public Currenton<SquirrelVirtualMachine>
31{
32public:
33 SquirrelVirtualMachine(bool enable_debugger);
34 ~SquirrelVirtualMachine();
35
36 SquirrelVM& get_vm() { return m_vm; }
37
38 void wait_for_seconds(HSQUIRRELVM vm, float seconds);
39 void update(float dt_sec);
40
41 /** adds thread waiting for a screen switch event */
42 void wait_for_screenswitch(HSQUIRRELVM vm);
43
44 /** wakes up threads waiting for a screen switch event */
45 void wakeup_screenswitch();
46
47private:
48 void update_debugger();
49
50private:
51 SquirrelVM m_vm;
52
53 std::unique_ptr<SquirrelThreadQueue> m_screenswitch_queue;
54 std::unique_ptr<SquirrelScheduler> m_scheduler;
55
56private:
57 SquirrelVirtualMachine(const SquirrelVirtualMachine&) = delete;
58 SquirrelVirtualMachine& operator=(const SquirrelVirtualMachine&) = delete;
59};
60
61#endif
62
63/* EOF */
64