Pogolyn: pg_task_mgr.h Source File

00001 /*
00002     Copyright (c) 2007-2009 Takashi Kitao
00003     All rights reserved.
00004 
00005     Redistribution and use in source and binary forms, with or without
00006     modification, are permitted provided that the following conditions
00007     are met:
00008 
00009     1. Redistributions of source code must retain the above copyright
00010     `  notice, this list of conditions and the following disclaimer.
00011 
00012     2. Redistributions in binary form must reproduce the above copyright
00013     `  notice, this list of conditions and the following disclaimer in the
00014     `  documentation and/or other materials provided with the distribution.
00015 
00016     3. The name of the author may not be used to endorse or promote products
00017     `  derived from this software without specific prior written permission.
00018 
00019     THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
00020     IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
00021     OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
00022     IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
00023     INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
00024     NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
00025     DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
00026     THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
00027     (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
00028     THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
00029 */
00030 
00031 
00036 class PG_API pgTaskMgr
00037 {
00038     friend class pgTask;
00039 
00040 public:
00041     pgDefineException(ExceptionDeleteTaskInDestructor);
00042     pgDefineException(ExceptionInvalidArgument);
00043     pgDefineException(ExceptionNewTaskInDestructor);
00044     pgDefineException(ExceptionNotInitialized);
00045 
00046     static bool isCreated();
00047     static void createAfterSys(u16 aim_fps);
00048     static void destroyFirst();
00049 
00050     static u16 getAimFPS();
00051     static r32 getCurFPS();
00052     static u64 getExecuteUsecTime();
00053     static u64 getRenderUsecTime();
00054     static u32 getFrameCount();
00055 
00056     static pgTask* getFirstTaskN(pgTask::TaskOrder order);
00057     static pgTask* getLastTaskN(pgTask::TaskOrder order);
00058 
00059     static bool isOrderActive(pgTask::TaskOrder order);
00060     static void setOrderActive(pgTask::TaskOrder from, pgTask::TaskOrder to, bool is_active);
00061     static void deleteOrder(pgTask::TaskOrder from, pgTask::TaskOrder to);
00062 
00063     static void sendMessage(pgID msg_id, pgMsg<4>& msg);
00064 
00065     static void resetFrameSkip();
00066 
00067     static void updateForSystem();
00068     static void measureRenderTimeForSystem(void (*render_func)());
00069     static u32 setNextTaskNameForSystem(const char* name);
00070     static void deleteTaskForSystem(pgTask* task, bool is_direct_delete);
00071     static bool isFrameSkipResetForSystem();
00072 
00073 private:
00074     static const u32 ORDER_NUM = 8 + 1 + 8;
00075     static const u32 FPS_MEASURE_FRAME_NUM = 10;
00076 
00077     pgTaskMgr(u16 aim_fps);
00078     ~pgTaskMgr();
00079     void operator=(const pgTaskMgr&);
00080 
00081     static pgTaskMgr* instance();
00082 
00083     pgTask m_root_task[ORDER_NUM];
00084     u16 m_aim_fps;
00085     r32 m_cur_fps;
00086     u64 m_execute_time;
00087     u64 m_render_time;
00088     u64 m_last_update_time;
00089     u32 m_frame_count;
00090     u64 m_fps_measure_time;
00091     u32 m_fps_measure_count;
00092     pgTask* m_cur_task;
00093     pgTask* m_next_task;
00094     const char* m_next_task_name;
00095     bool m_is_frame_skip_reset;
00096     bool m_is_in_destructor;
00097 
00098     static pgTaskMgr* m_instance;
00099 };