diff options
Diffstat (limited to 'indra/llcommon/llframetimer.cpp')
-rw-r--r-- | indra/llcommon/llframetimer.cpp | 96 |
1 files changed, 48 insertions, 48 deletions
diff --git a/indra/llcommon/llframetimer.cpp b/indra/llcommon/llframetimer.cpp index 1e9920746b..2805662d6f 100644 --- a/indra/llcommon/llframetimer.cpp +++ b/indra/llcommon/llframetimer.cpp @@ -1,24 +1,24 @@ -/** +/** * @file llframetimer.cpp * * $LicenseInfo:firstyear=2002&license=viewerlgpl$ * Second Life Viewer Source Code * Copyright (C) 2010, Linden Research, Inc. - * + * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; * version 2.1 of the License only. - * + * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. - * + * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA - * + * * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA * $/LicenseInfo$ */ @@ -30,7 +30,7 @@ #include "llframetimer.h" // Static members -//LLTimer LLFrameTimer::sInternalTimer; +//LLTimer LLFrameTimer::sInternalTimer; U64 LLFrameTimer::sStartTotalTime = totalTime(); F64 LLFrameTimer::sFrameTime = 0.0; U64 LLFrameTimer::sTotalTime = 0; @@ -42,34 +42,34 @@ const F64 USEC_TO_SEC_F64 = 0.000001; // static void LLFrameTimer::updateFrameTime() { - U64 total_time = totalTime(); - sFrameDeltaTime = total_time - sTotalTime; - sTotalTime = total_time; - sTotalSeconds = U64_to_F64(sTotalTime) * USEC_TO_SEC_F64; - sFrameTime = U64_to_F64(sTotalTime - sStartTotalTime) * USEC_TO_SEC_F64; -} + U64 total_time = totalTime(); + sFrameDeltaTime = total_time - sTotalTime; + sTotalTime = total_time; + sTotalSeconds = U64_to_F64(sTotalTime) * USEC_TO_SEC_F64; + sFrameTime = U64_to_F64(sTotalTime - sStartTotalTime) * USEC_TO_SEC_F64; +} void LLFrameTimer::start() { - reset(); - mStarted = TRUE; + reset(); + mStarted = TRUE; } void LLFrameTimer::stop() { - mStarted = FALSE; + mStarted = FALSE; } void LLFrameTimer::reset() { - mStartTime = sFrameTime; - mExpiry = sFrameTime; + mStartTime = sFrameTime; + mExpiry = sFrameTime; } void LLFrameTimer::resetWithExpiry(F32 expiration) { - reset(); - setTimerExpirySec(expiration); + reset(); + setTimerExpirySec(expiration); } // Don't combine pause/unpause with start/stop @@ -82,69 +82,69 @@ void LLFrameTimer::resetWithExpiry(F32 expiration) // Note: elapsed would also be valid with no unpause() call (= time run until pause() called) void LLFrameTimer::pause() { - if (mStarted) - mStartTime = sFrameTime - mStartTime; // save dtime - mStarted = FALSE; + if (mStarted) + mStartTime = sFrameTime - mStartTime; // save dtime + mStarted = FALSE; } void LLFrameTimer::unpause() { - if (!mStarted) - mStartTime = sFrameTime - mStartTime; // restore dtime - mStarted = TRUE; + if (!mStarted) + mStartTime = sFrameTime - mStartTime; // restore dtime + mStarted = TRUE; } void LLFrameTimer::setTimerExpirySec(F32 expiration) { - mExpiry = expiration + mStartTime; + mExpiry = expiration + mStartTime; } void LLFrameTimer::setExpiryAt(F64 seconds_since_epoch) { - mStartTime = sFrameTime; - mExpiry = seconds_since_epoch - (USEC_TO_SEC_F64 * sStartTotalTime); + mStartTime = sFrameTime; + mExpiry = seconds_since_epoch - (USEC_TO_SEC_F64 * sStartTotalTime); } F64 LLFrameTimer::expiresAt() const { - F64 expires_at = U64_to_F64(sStartTotalTime) * USEC_TO_SEC_F64; - expires_at += mExpiry; - return expires_at; + F64 expires_at = U64_to_F64(sStartTotalTime) * USEC_TO_SEC_F64; + expires_at += mExpiry; + return expires_at; } BOOL LLFrameTimer::checkExpirationAndReset(F32 expiration) { - //LL_INFOS() << "LLFrameTimer::checkExpirationAndReset()" << LL_ENDL; - //LL_INFOS() << " mStartTime:" << mStartTime << LL_ENDL; - //LL_INFOS() << " sFrameTime:" << sFrameTime << LL_ENDL; - //LL_INFOS() << " mExpiry: " << mExpiry << LL_ENDL; - - if(hasExpired()) - { - reset(); - setTimerExpirySec(expiration); - return TRUE; - } - return FALSE; + //LL_INFOS() << "LLFrameTimer::checkExpirationAndReset()" << LL_ENDL; + //LL_INFOS() << " mStartTime:" << mStartTime << LL_ENDL; + //LL_INFOS() << " sFrameTime:" << sFrameTime << LL_ENDL; + //LL_INFOS() << " mExpiry: " << mExpiry << LL_ENDL; + + if(hasExpired()) + { + reset(); + setTimerExpirySec(expiration); + return TRUE; + } + return FALSE; } // static F32 LLFrameTimer::getFrameDeltaTimeF32() { - return (F32)(U64_to_F64(sFrameDeltaTime) * USEC_TO_SEC_F64); + return (F32)(U64_to_F64(sFrameDeltaTime) * USEC_TO_SEC_F64); } -// static +// static // Return seconds since the current frame started F32 LLFrameTimer::getCurrentFrameTime() { - U64 frame_time = totalTime() - sTotalTime; - return (F32)(U64_to_F64(frame_time) * USEC_TO_SEC_F64); + U64 frame_time = totalTime() - sTotalTime; + return (F32)(U64_to_F64(frame_time) * USEC_TO_SEC_F64); } // Glue code to avoid full class .h file #includes F32 getCurrentFrameTime() { - return (F32)(LLFrameTimer::getCurrentFrameTime()); + return (F32)(LLFrameTimer::getCurrentFrameTime()); } |