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StereoField
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2007-12-03
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2KB
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56 lines
// (C) 2006-2007, Michael Gruhn.
// NO WARRANTY IS GRANTED. THIS PLUG-IN IS PROVIDED ON AN "AS IS" BASIS, WITHOUT
// WARRANTY OF ANY KIND. NO LIABILITY IS GRANTED, INCLUDING, BUT NOT LIMITED TO,
// ANY DIRECT OR INDIRECT, SPECIAL, INCIDENTAL OR CONSEQUENTIAL DAMAGE ARISING
// OUT OF THE USE OR INABILITY TO USE THIS PLUG-IN, COMPUTER FAILTURE OF
// MALFUNCTION INCLUDED. THE USE OF THE SOURCE CODE, EITHER PARTIALLY OR IN
// TOTAL, IS ONLY GRANTED, IF USED IN THE SENSE OF THE AUTHOR'S INTENTION, AND
// USED WITH ACKNOWLEDGEMENT OF THE AUTHOR. FURTHERMORE IS THIS PLUG-IN A THIRD
// PARTY CONTRIBUTION, EVEN IF INCLUDED IN REAPER(TM), COCKOS INCORPORATED OR
// ITS AFFILIATES HAVE NOTHING TO DO WITH IT. LAST BUT NOT LEAST, BY USING THIS
// PLUG-IN YOU RELINQUISH YOUR CLAIM TO SUE IT'S AUTHOR, AS WELL AS THE CLAIM TO
// ENTRUST SOMEBODY ELSE WITH DOING SO.
desc:Stereo Field Manipulator
slider1:0<-90,90,1>Rotate (Deg)
slider2:100<0,200,1>Width (%)
slider3:0<-100,100,1>Center (%)
slider4:0<-100,100,1>Left/Rigth (%)
@slider
rot=slider1*0.017453292;
width = slider2 / 200;
center = min(slider3/100+1,1);
side = (1-slider3/100);
left = -min(slider4/100,0);
left1 = -max(slider4/100-1,-1);
right = max(slider4/100,0);
right1 = min(1+slider4/100,1);
update = 0;
@sample
// Rotation
s0 = sign(spl0);
s1 = sign(spl1);
angle = atan( spl0 / spl1 );
(s0 == 1 && s1 == -1) || (s0 == -1 && s1 == -1) ? angle += 3.141592654;
s0 == -1 && s1 == 1 ? angle += 6.283185307;
spl1 == 0 ? spl0 > 0 ? angle = 1.570796327 : angle = 4.71238898;
spl0 == 0 ? spl1 > 0 ? angle = 0 : angle = 3.141592654;
angle -= rot;
radius = sqrt( sqr(spl0)+sqr(spl1) ) ;
spl0 = sin(angle)*radius;
spl1 = cos(angle)*radius;
// 3 Way Balancer + Enhancer
mono = (spl0 + spl1)/2 * center;
stereo = (spl0 - spl1) * side;
spl0 = (mono + (stereo*left1 - stereo*right )* width) / max(width,1);
spl1 = (mono + (-stereo*right1 + stereo*left )* width) / max(width,1);