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Change the API a bit. Use values between 0 and 1.

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This commit is contained in:
Steve Checkoway
2006-01-21 11:13:53 +00:00
parent f9361c9036
commit ca27a7d350
2 changed files with 11 additions and 6 deletions
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stepmania/src/archutils/Darwin/DarwinThreadHelpers.cpp
+8 -4
View File
@@ -4,6 +4,7 @@
#include <mach/mach_error.h> #include <mach/mach_error.h>
#include "Backtrace.h" #include "Backtrace.h"
#include "RageLog.h" #include "RageLog.h"
#include "RageUtil.h"
bool SuspendThread( uint64_t threadHandle ) bool SuspendThread( uint64_t threadHandle )
{ {
@@ -42,11 +43,14 @@ bool GetThreadBacktraceContext( uint64_t iID, BacktraceContext *ctx )
#endif #endif
} }
void SetThreadPrecedence( int prec ) void SetThreadPrecedence( float prec )
{ {
thread_precedence_policy po = { prec }; // Real values are between 0 and 63.
if( CLAMP(prec, 0.0f, 1.0f) )
LOG->Warn( "Thread precedence clamped to %f.", prec );
thread_precedence_policy po = { integer_t( roundf(prec * 63) ) };
kern_return_t ret = thread_policy_set( mach_thread_self(), THREAD_PRECEDENCE_POLICY, kern_return_t ret = thread_policy_set( mach_thread_self(), THREAD_PRECEDENCE_POLICY,
(int *)&po, THREAD_PRECEDENCE_POLICY_COUNT ); (thread_policy_t)&po, THREAD_PRECEDENCE_POLICY_COUNT );
if( ret != KERN_SUCCESS ) if( ret != KERN_SUCCESS )
LOG->Warn( "Couldn't set the precedence for the input thread: %s", LOG->Warn( "Couldn't set the precedence for the input thread: %s",
@@ -54,7 +58,7 @@ void SetThreadPrecedence( int prec )
} }
/* /*
* (c) 2004, 2005 Steve Checkoway * (c) 2004-2006 Steve Checkoway
* All rights reserved. * All rights reserved.
* *
* Permission is hereby granted, free of charge, to any person obtaining a * Permission is hereby granted, free of charge, to any person obtaining a
stepmania/src/archutils/Darwin/DarwinThreadHelpers.h
+3 -2
View File
@@ -4,12 +4,13 @@
bool SuspendThread( uint64_t threadHandle ); bool SuspendThread( uint64_t threadHandle );
bool ResumeThread( uint64_t threadHandle ); bool ResumeThread( uint64_t threadHandle );
uint64_t GetCurrentThreadId(); uint64_t GetCurrentThreadId();
void SetThreadPrecedence( int prec ); // Valid values are from 0.0f to 1.0f. 0.5f is default.
void SetThreadPrecedence( float prec );
#endif #endif
/* /*
* (c) 2004, 2005 Steve Checkoway * (c) 2004-2006 Steve Checkoway
* All rights reserved. * All rights reserved.
* *
* Permission is hereby granted, free of charge, to any person obtaining a * Permission is hereby granted, free of charge, to any person obtaining a