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optimize InputFilter::Update

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This commit is contained in:
Chris Danford
2003-10-07 05:59:58 +00:00
parent 8ac398d192
commit 8c3db31ba7
5 changed files with 30 additions and 12 deletions
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stepmania/src/InputFilter.cpp
+10 -4
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@@ -27,7 +27,7 @@ InputFilter::InputFilter()
memset( m_BeingForced, 0, sizeof(m_BeingForced) );
memset( m_fSecsHeld, 0, sizeof(m_fSecsHeld) );
for( int d=0; d<NUM_INPUT_DEVICES; d++ ) // foreach InputDevice
for( int b=0; b < NUM_DEVICE_BUTTONS; b++ ) // foreach button
for( int b=0; b < NUM_DEVICE_BUTTONS[d]; b++ ) // foreach button
m_fSecsToForce[d][b] = -1;
Reset();
@@ -142,7 +142,7 @@ void InputFilter::StopForcingKey( DeviceInput di )
/* Release all buttons on the given device. */
void InputFilter::ResetDevice( InputDevice dev )
{
for( int button = 0; button < NUM_DEVICE_BUTTONS; ++button )
for( int button = 0; button < NUM_DEVICE_BUTTONS[dev]; ++button )
ButtonPressed( DeviceInput(dev, button), false );
}
@@ -174,11 +174,17 @@ void InputFilter::Update(float fDeltaTime)
* things like "key pressed, key release, key repeat". */
LockMut(*queuemutex);
// Don't reconstruct "di" inside the loop. This line alone is
// taking 4% of the CPU on a P3-666.
DeviceInput di( (InputDevice)0,0,now);
for( int d=0; d<NUM_INPUT_DEVICES; d++ ) // foreach InputDevice
{
for( int b=0; b < NUM_DEVICE_BUTTONS; b++ ) // foreach button
di.device = (InputDevice)d;
for( int b=0; b < NUM_DEVICE_BUTTONS[d]; b++ ) // foreach button
{
DeviceInput di( (InputDevice)d,b,now);
di.button = b;
if( m_fSecsToForce[d][b] > 0 )
{