90 lines
3.1 KiB
Text
90 lines
3.1 KiB
Text
##
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# action-sim.nas Updates various simulated features every frame
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##
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# set up filters for these actions
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var cdi0_lowpass = aircraft.lowpass.new(0.5);
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var cdi1_lowpass = aircraft.lowpass.new(0.5);
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var gs0_lowpass = aircraft.lowpass.new(0.5);
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var gs1_lowpass = aircraft.lowpass.new(0.5);
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# Properties
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var propNav0 = props.globals.getNode("instrumentation/nav[0]", 1);
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var propNav1 = props.globals.getNode("instrumentation/nav[1]", 1);
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var navLights = props.globals.getNode("controls/lighting/nav-lights", 1);
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var instrumentsNorm = props.globals.getNode("controls/lighting/instruments-norm", 1);
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var instrumentLightFactor = props.globals.getNode("sim/model/material/instruments/factor", 1);
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var panelLights = props.globals.getNode("controls/lighting/panel-norm", 1);
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var dhR_ft = props.globals.getNode("gear/gear[2]/compression-ft", 1);
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var dhL_ft = props.globals.getNode("gear/gear[1]/compression-ft", 1);
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var propGear1 = props.globals.getNode("gear/gear[1]", 1);
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var propGear2 = props.globals.getNode("gear/gear[2]", 1);
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# Associate Nodes
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var cdiNAV0 = propNav0.getNode("heading-needle-deflection", 1);
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var cdiNAV1 = propNav1.getNode("heading-needle-deflection", 1);
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var gsNAV0 = propNav0.getNode("gs-needle-deflection-norm", 1);
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var gsNAV1 = propNav1.getNode("gs-needle-deflection-norm", 1);
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var filteredCDI0 = propNav0.getNode("filtered-cdiNAV0-deflection", 1);
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var filteredCDI1 = propNav1.getNode("filtered-cdiNAV1-deflection", 1);
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var filteredGS0 = propNav0.getNode("filtered-gsNAV0-deflection", 1);
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var filteredGS1 = propNav1.getNode("filtered-gsNAV1-deflection", 1);
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var right_main_rot = propGear2.getNode("compression-rotation-deg", 1);
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var left_main_rot = propGear1.getNode("compression-rotation-deg", 1);
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var init_actions = func {
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filteredCDI0.setDoubleValue(0.0);
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filteredCDI1.setDoubleValue(0.0);
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filteredGS0.setDoubleValue(0.0);
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filteredGS1.setDoubleValue(0.0);
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# Request that the update fuction be called next frame
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settimer(update_actions, 0);
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}
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var update_actions = func {
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# Compute compression induced main gear rotations
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#
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# constants
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var R_m = 0.919679;
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var h0 = 0.63872;
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var theta0_rad = 0.803068;
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var radTOdeg = 57.295779;
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var ftTOm = 0.304569;
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# Right main
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var delta_h = dhR_ft.getValue()*ftTOm;
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var right_alpha_deg = ( math.acos( (h0 - delta_h)/R_m ) - theta0_rad )*radTOdeg;
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# Left main
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var delta_h = dhL_ft.getValue()*ftTOm;
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var left_alpha_deg = ( math.acos( (h0 - delta_h)/R_m ) - theta0_rad )*radTOdeg;
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# Outputs
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instrumentLightFactor.setDoubleValue(instrumentsNorm.getValue());
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panelLights.setDoubleValue(instrumentsNorm.getValue());
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filteredCDI0.setDoubleValue( cdi0_lowpass.filter(cdiNAV0.getValue()));
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filteredCDI1.setDoubleValue(cdi1_lowpass.filter(cdiNAV1.getValue()));
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filteredGS0.setDoubleValue(gs0_lowpass.filter(gsNAV0.getValue()));
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filteredGS1.setDoubleValue(gs1_lowpass.filter(gsNAV1.getValue()));
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right_main_rot.setDoubleValue(right_alpha_deg);
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left_main_rot.setDoubleValue(left_alpha_deg);
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settimer(update_actions, 0);
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}
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# Setup listener call to start update loop once the fdm is initialized
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#
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setlistener("sim/signals/fdm-initialized", init_actions);
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