//-----------------------------------------------
// Response curve function specifically for the
// 'look' analog stick.
//
// when AXIS == YAW, otherAxisValue contains the
// value for the pitch of the control stick, and
// vice-versa.
//-----------------------------------------------
static float ResponseCurveLook( int curve, float x, int axis, float otherAxis, float dist )
{
float input = x;
// Make X positive to make things easier, just remember whether we have to flip it back!
bool negative = false;
if( x < 0.0f )
{
negative = true;
x *= -1;
}
// Perform the two-stage mapping.
if( x > joy_lowend.GetFloat() )
{
float highmap = 1.0f - joy_lowmap.GetFloat();
float xNormal = x - joy_lowend.GetFloat();
float factor = xNormal / ( 1.0f - joy_lowend.GetFloat() );
x = joy_lowmap.GetFloat() + (highmap * factor);
// Accelerate.
if( controlEnvelope.envelopeScale[axis] < 1.0f )
{
float delta = x - joy_lowmap.GetFloat();
x = joy_lowmap.GetFloat() + (delta * controlEnvelope.envelopeScale[axis]);
controlEnvelope.envelopeScale[axis] += ( gpGlobals->frametime * joy_accelscale.GetFloat() );
if( controlEnvelope.envelopeScale[axis] > 1.0f )
{
controlEnvelope.envelopeScale[axis] = 1.0f;
}
}
}
else
{
// Shut off acceleration
controlEnvelope.envelopeScale[axis] = 0.0f;
float factor = x / joy_lowend.GetFloat();
x = joy_lowmap.GetFloat() * factor;
}
x *= AutoAimDampening( input, axis, dist );
if( axis == PITCH && input != 0.0f && joy_display_input.GetBool() )
{
Msg("In:%f Out:%f\n", input, x );
}
if( negative )
{
x *= -1;
}
return x;
}
static float ResponseCurveLookAccelerated( float x, int axis, float otherAxis, float dist, float frametime )
{
float input = x;
float flJoyDist = ( sqrt(x*x + otherAxis * otherAxis) );
bool bIsPegged = ( flJoyDist>= joy_pegged.GetFloat() );
// Make X positive to make arithmetic easier for the rest of this function, and
// remember whether we have to flip it back!
bool negative = false;
if( x < 0.0f )
{
negative = true;
x *= -1;
}
// Perform the two-stage mapping.
bool bDoAcceleration = false;// Assume we won't accelerate the input
if( bIsPegged && x > joy_accel_filter.GetFloat() )
{
// Accelerate this axis, since the stick is pegged and
// this axis is pressed farther than the acceleration filter
// Take the lowmap value, or the input, whichever is higher, since
// we don't necesarily know whether this is the axis which is pegged
x = MAX( joy_lowmap.GetFloat(), x );
bDoAcceleration = true;
}
else
{
// Joystick is languishing in the low-end, turn off acceleration.
controlEnvelope.envelopeScale[axis] = 0.0f;
float factor = x / joy_lowend.GetFloat();
x = joy_lowmap.GetFloat() * factor;
}
if( bDoAcceleration )
{
float flMax = joy_accelmax.GetFloat();
if( controlEnvelope.envelopeScale[axis] < flMax )
{
float delta = x - joy_lowmap.GetFloat();
x = joy_lowmap.GetFloat() + (delta * controlEnvelope.envelopeScale[axis]);
controlEnvelope.envelopeScale[axis] += ( frametime * joy_accelscale.GetFloat() );
if( controlEnvelope.envelopeScale[axis] > flMax )
{
controlEnvelope.envelopeScale[axis] = flMax;
}
}
}
x *= AutoAimDampening( input, axis, dist );
if( axis == YAW && input != 0.0f && joy_display_input.GetBool() )
{
Msg("In:%f Out:%f Frametime:%f\n", input, x, frametime );
}
if( negative )
{
x *= -1;
}
return x;
}
static float ResponseCurveLookDefault( float x, int axis, float otherAxis, float dist, float frametime )
{
float input = x;
bool bStickIsPhysicallyPegged = ( dist >= joy_pegged.GetFloat() );
// Make X positive to make things easier, just remember whether we have to flip it back!
bool negative = false;
if( x < 0.0f )
{
negative = true;
x *= -1;
}
if( axis == YAW && joy_virtual_peg.GetBool() )
{
if( x >= 0.95f )
{
// User has pegged the stick
controlEnvelope.peggedAxis[axis] = true;
controlEnvelope.axisPeggedDir[axis] = negative;
}
if( controlEnvelope.peggedAxis[axis] == true )
{
// User doesn't have the stick pegged on this axis, but they used to.
// If the stick is physically pegged, pretend this axis is still pegged.
if( bStickIsPhysicallyPegged && negative == controlEnvelope.axisPeggedDir[axis] )
{
// If the user still has the stick physically pegged and hasn't changed direction on
// this axis, keep pretending they have the stick pegged on this axis.
x = 1.0f;
}
else
{
controlEnvelope.peggedAxis[axis] = false;
}
}
}
// Perform the two-stage mapping.
if( x > joy_lowend.GetFloat() )
{
float highmap = 1.0f - joy_lowmap.GetFloat();
float xNormal = x - joy_lowend.GetFloat();
float factor = xNormal / ( 1.0f - joy_lowend.GetFloat() );
x = joy_lowmap.GetFloat() + (highmap * factor);
// Accelerate.
if( controlEnvelope.envelopeScale[axis] < 1.0f )
{
controlEnvelope.envelopeScale[axis] += ( frametime * joy_accelscale.GetFloat() );
if( controlEnvelope.envelopeScale[axis] > 1.0f )
{
controlEnvelope.envelopeScale[axis] = 1.0f;
}
}
float delta = x - joy_lowmap.GetFloat();
x = joy_lowmap.GetFloat() + (delta * controlEnvelope.envelopeScale[axis]);
}
else
{
// Shut off acceleration
controlEnvelope.envelopeScale[axis] = 0.0f;
float factor = x / joy_lowend.GetFloat();
x = joy_lowmap.GetFloat() * factor;
}
x *= AutoAimDampening( input, axis, dist );
if( axis == YAW && x > 0.0f && joy_display_input.GetBool() )
{
Msg("In:%f Out:%f Frametime:%f\n", input, x, frametime );
}
if( negative )
{
x *= -1;
}
return x;
}
