diff options
author | Erwin Coumans <blender@erwincoumans.com> | 2006-01-12 09:30:01 +0300 |
---|---|---|
committer | Erwin Coumans <blender@erwincoumans.com> | 2006-01-12 09:30:01 +0300 |
commit | 631979f909b6f61448a8fe709d6809a9fcb89aa8 (patch) | |
tree | 9bd87560c127fd10287a03a5d05980b207b4c1fb /source/gameengine/Ketsji | |
parent | 007b3b897a50e6eaae956e3c1a3cbd30773303ba (diff) |
renamed some variables to make the timing in the game engine less confusing+minor improvements in this area.
enabled game engine for scons
Diffstat (limited to 'source/gameengine/Ketsji')
-rw-r--r-- | source/gameengine/Ketsji/KX_KetsjiEngine.cpp | 158 | ||||
-rw-r--r-- | source/gameengine/Ketsji/KX_KetsjiEngine.h | 6 |
2 files changed, 92 insertions, 72 deletions
diff --git a/source/gameengine/Ketsji/KX_KetsjiEngine.cpp b/source/gameengine/Ketsji/KX_KetsjiEngine.cpp index 022c5d0c3ee..09521376c4c 100644 --- a/source/gameengine/Ketsji/KX_KetsjiEngine.cpp +++ b/source/gameengine/Ketsji/KX_KetsjiEngine.cpp @@ -127,8 +127,10 @@ KX_KetsjiEngine::KX_KetsjiEngine(KX_ISystem* system) m_firstframe(true), - m_previoustime(0.0), - m_deltatime(0.0), + m_frameTime(0.f), + m_clockTime(0.f), + m_previousClockTime(0.f), + m_exitcode(KX_EXIT_REQUEST_NO_REQUEST), m_exitstring(""), @@ -258,13 +260,19 @@ void KX_KetsjiEngine::SetSceneConverter(KX_ISceneConverter* sceneconverter) */ void KX_KetsjiEngine::StartEngine() { - m_previoustime = m_kxsystem->GetTimeInSeconds(); + m_clockTime = m_kxsystem->GetTimeInSeconds(); + m_frameTime = m_kxsystem->GetTimeInSeconds(); + m_previousClockTime = m_kxsystem->GetTimeInSeconds(); + m_firstframe = true; m_bInitialized = true; m_ticrate = DEFAULT_LOGIC_TIC_RATE; m_currentFrame = 0; - m_sceneconverter->ResetPhysicsObjectsAnimationIpo(); + if (m_game2ipo) + { + m_sceneconverter->ResetPhysicsObjectsAnimationIpo(); + } } @@ -317,33 +325,32 @@ void KX_KetsjiEngine::EndFrame() } - +#include "PIL_time.h" void KX_KetsjiEngine::NextFrame() { m_logger->StartLog(tc_services, m_kxsystem->GetTimeInSeconds(), true); - - double curtime; + if (m_bFixedTime) - curtime = m_previoustime + 1.0/m_ticrate; + m_clockTime += 1.0/m_ticrate; else - curtime = m_kxsystem->GetTimeInSeconds(); - m_deltatime += curtime - m_previoustime; - float realDeltaTime = curtime - m_previoustime; - + m_clockTime = m_kxsystem->GetTimeInSeconds(); - double localtime = curtime - m_deltatime; + double deltatime = m_clockTime - m_frameTime; // Compute the number of logic frames to do each update (fixed tic bricks) - int frames = (int) (m_deltatime*m_ticrate); - m_deltatime -= double(frames)/m_ticrate; + int frames =int(deltatime*m_ticrate); + +// if (!frames) +// PIL_sleep_ms(4); KX_SceneList::iterator sceneit; while (frames) { - localtime += 1.0/m_ticrate; + m_frameTime += 1.0/m_ticrate; + for (sceneit = m_scenes.begin();sceneit != m_scenes.end(); ++sceneit) // for each scene, call the proceed functions { @@ -361,15 +368,15 @@ void KX_KetsjiEngine::NextFrame() // if the scene was suspended recalcutlate the delta tu "curtime" m_suspendedtime = scene->getSuspendedTime(); if (scene->getSuspendedTime()!=0.0) - scene->setSuspendedDelta(scene->getSuspendedDelta()+curtime-scene->getSuspendedTime()); + scene->setSuspendedDelta(scene->getSuspendedDelta()+m_clockTime-scene->getSuspendedTime()); m_suspendeddelta = scene->getSuspendedDelta(); m_logger->StartLog(tc_network, m_kxsystem->GetTimeInSeconds(), true); - scene->GetNetworkScene()->proceed(localtime); + scene->GetNetworkScene()->proceed(m_frameTime); m_logger->StartLog(tc_scenegraph, m_kxsystem->GetTimeInSeconds(), true); - scene->UpdateParents(localtime); + scene->UpdateParents(m_frameTime); m_logger->StartLog(tc_physics, m_kxsystem->GetTimeInSeconds(), true); // set Python hooks for each scene @@ -381,36 +388,39 @@ void KX_KetsjiEngine::NextFrame() // Update scenegraph after physics step. This maps physics calculations // into node positions. m_logger->StartLog(tc_scenegraph, m_kxsystem->GetTimeInSeconds(), true); - scene->UpdateParents(localtime); + scene->UpdateParents(m_frameTime); // Process sensors, and controllers m_logger->StartLog(tc_logic, m_kxsystem->GetTimeInSeconds(), true); - scene->LogicBeginFrame(localtime); + scene->LogicBeginFrame(m_frameTime); // Scenegraph needs to be updated again, because Logic Controllers // can affect the local matrices. m_logger->StartLog(tc_scenegraph, m_kxsystem->GetTimeInSeconds(), true); - scene->UpdateParents(localtime); + scene->UpdateParents(m_frameTime); // Process actuators // Do some cleanup work for this logic frame m_logger->StartLog(tc_logic, m_kxsystem->GetTimeInSeconds(), true); - scene->LogicUpdateFrame(localtime, true); + scene->LogicUpdateFrame(m_frameTime, true); scene->LogicEndFrame(); // Actuators can affect the scenegraph m_logger->StartLog(tc_scenegraph, m_kxsystem->GetTimeInSeconds(), true); - scene->UpdateParents(localtime); + scene->UpdateParents(m_frameTime); m_logger->StartLog(tc_physics, m_kxsystem->GetTimeInSeconds(), true); scene->GetPhysicsEnvironment()->beginFrame(); // Perform physics calculations on the scene. This can involve // many iterations of the physics solver. - scene->GetPhysicsEnvironment()->proceedDeltaTime(localtime,realDeltaTime); - m_previoustime = curtime; + scene->GetPhysicsEnvironment()->proceedDeltaTime(m_frameTime,1.0/m_ticrate);//m_deltatimerealDeltaTime); + m_logger->StartLog(tc_scenegraph, m_kxsystem->GetTimeInSeconds(), true); + scene->UpdateParents(m_frameTime); + + if (m_game2ipo) { m_sceneconverter->WritePhysicsObjectToAnimationIpo(m_currentFrame++); @@ -420,7 +430,7 @@ void KX_KetsjiEngine::NextFrame() } // suspended else if(scene->getSuspendedTime()==0.0) - scene->setSuspendedTime(curtime); + scene->setSuspendedTime(m_clockTime); DoSound(scene); @@ -447,55 +457,63 @@ void KX_KetsjiEngine::NextFrame() frames--; } - // Logic update sub frame: this will let some logic bricks run at the - // full frame rate. - for (sceneit = m_scenes.begin();sceneit != m_scenes.end(); ++sceneit) - // for each scene, call the proceed functions - { - KX_Scene* scene = *sceneit; + bool m_doFullFramerateBricks = true; - if (!scene->IsSuspended()) + if (m_doFullFramerateBricks) + { + // Logic update sub frame: this will let some logic bricks run at the + // full frame rate. + for (sceneit = m_scenes.begin();sceneit != m_scenes.end(); ++sceneit) + // for each scene, call the proceed functions { - // if the scene was suspended recalcutlate the delta tu "curtime" - m_suspendedtime = scene->getSuspendedTime(); - if (scene->getSuspendedTime()!=0.0) - scene->setSuspendedDelta(scene->getSuspendedDelta()+curtime-scene->getSuspendedTime()); - m_suspendeddelta = scene->getSuspendedDelta(); - - // set Python hooks for each scene - PHY_SetActiveEnvironment(scene->GetPhysicsEnvironment()); - PHY_SetActiveScene(scene); - - m_logger->StartLog(tc_scenegraph, m_kxsystem->GetTimeInSeconds(), true); - scene->UpdateParents(curtime); - - // Perform physics calculations on the scene. This can involve - // many iterations of the physics solver. - m_logger->StartLog(tc_physics, m_kxsystem->GetTimeInSeconds(), true); - scene->GetPhysicsEnvironment()->proceedDeltaTime(curtime,0.f); - // Update scenegraph after physics step. This maps physics calculations - // into node positions. - m_logger->StartLog(tc_scenegraph, m_kxsystem->GetTimeInSeconds(), true); - scene->UpdateParents(curtime); - - // Do some cleanup work for this logic frame - m_logger->StartLog(tc_logic, m_kxsystem->GetTimeInSeconds(), true); - scene->LogicUpdateFrame(curtime, false); + KX_Scene* scene = *sceneit; + + if (!scene->IsSuspended()) + { + // if the scene was suspended recalcutlate the delta tu "curtime" + m_suspendedtime = scene->getSuspendedTime(); + if (scene->getSuspendedTime()!=0.0) + scene->setSuspendedDelta(scene->getSuspendedDelta()+m_clockTime-scene->getSuspendedTime()); + m_suspendeddelta = scene->getSuspendedDelta(); + + // set Python hooks for each scene + PHY_SetActiveEnvironment(scene->GetPhysicsEnvironment()); + PHY_SetActiveScene(scene); + + m_logger->StartLog(tc_scenegraph, m_kxsystem->GetTimeInSeconds(), true); + scene->UpdateParents(m_clockTime); - // Actuators can affect the scenegraph - m_logger->StartLog(tc_scenegraph, m_kxsystem->GetTimeInSeconds(), true); - scene->UpdateParents(curtime); - - scene->setSuspendedTime(0.0); - } // suspended - else - if(scene->getSuspendedTime()==0.0) - scene->setSuspendedTime(curtime); + // Perform physics calculations on the scene. This can involve + // many iterations of the physics solver. + m_logger->StartLog(tc_physics, m_kxsystem->GetTimeInSeconds(), true); + scene->GetPhysicsEnvironment()->proceedDeltaTime(m_clockTime,0.f); + // Update scenegraph after physics step. This maps physics calculations + // into node positions. + m_logger->StartLog(tc_scenegraph, m_kxsystem->GetTimeInSeconds(), true); + scene->UpdateParents(m_clockTime); + + // Do some cleanup work for this logic frame + m_logger->StartLog(tc_logic, m_kxsystem->GetTimeInSeconds(), true); + scene->LogicUpdateFrame(m_clockTime, false); - DoSound(scene); + // Actuators can affect the scenegraph + m_logger->StartLog(tc_scenegraph, m_kxsystem->GetTimeInSeconds(), true); + scene->UpdateParents(m_clockTime); + + scene->setSuspendedTime(0.0); + } // suspended + else + if(scene->getSuspendedTime()==0.0) + scene->setSuspendedTime(m_clockTime); - m_logger->StartLog(tc_services, m_kxsystem->GetTimeInSeconds(), true); + DoSound(scene); + + m_logger->StartLog(tc_services, m_kxsystem->GetTimeInSeconds(), true); + } } + + + m_previousClockTime = m_clockTime; // Start logging time spend outside main loop m_logger->StartLog(tc_outside, m_kxsystem->GetTimeInSeconds(), true); diff --git a/source/gameengine/Ketsji/KX_KetsjiEngine.h b/source/gameengine/Ketsji/KX_KetsjiEngine.h index bea558e4427..c476cdb5894 100644 --- a/source/gameengine/Ketsji/KX_KetsjiEngine.h +++ b/source/gameengine/Ketsji/KX_KetsjiEngine.h @@ -99,8 +99,10 @@ private: bool m_firstframe; int m_currentFrame; - double m_previoustime; - double m_deltatime; + double m_frameTime;//discrete timestamp of the 'game logic frame' + double m_clockTime;//current time + double m_previousClockTime;//previous clock time + static double m_ticrate; static double m_suspendedtime; |