fgdata/Aircraft/c172p/NEWS.md

List of features and bug fixes

Version 2020.1

Features:

• New sounds for rolling and tire screeching on both paves and gravel surfaces
• Replaced the KX165 with the KX165A radio which supports 8.33 frequencies
• New mooring locations
• f shortcut now toggles flashlight

Fixes:

• Fixed xy-plane and missing texture error messages
• Corrected a segfault caused when you lower and then raise the amphibious gear on land
• Turn coordinator gyros breaker was not hooked up
• Fix amphibious gear control breaker logic
• Amphibious gear switch now does not triger repair timer while pontoon damaged
• Initialization of new traversing property which is may prevent issues on some systems
• Fix strong pitch oscillations at rest with brakes on and with pure crosswind
• Fix Nasal error due to a typo in avionics.nas
• Changing xml version to 1.0 in xml file headers as this is the supported version
• Radio tutorial now requires the user to turn on the battery and avionics switches
• Fixed minor spelling mistake in preflight tutorial

Version 2019.1

Features:

• Persistent adjustable pilot seat/view position
• New seat frame modeling
• New fog and frost overlay showing heat and air vent effect
• Wheels sink based on ground cover density
• Tire size influences tire friction
• Wheels sink based on snow depth
• Snow depth influences tire friction
• Prop spray effect at high rpm in float variant
• New locked brake smoke effect
• Add rudder trim system to interior cabin panel
• Add brake influence to nose wheel steering and disable NWS when airborne
• Animate front caster wheels
• Extend support for CH Throttle Quadrant joystick
• Implement default renderer interior lighting
• Reshape and widen 26" and 36" bush tires to 12" and 15"
• Autostart function includes auto-mixture

Fixes:

• Exterior fuselage mesh cleanup
• Fix broken hydrodynamics
• Fix nasal errors and segfaults
• Skis now slide on ice and snow
• Added fallback model support
• Account for the volume of unusable fuel
• Fix cowl plugs issue in tutorials
• Fix invalid version issue
• Adjust damage effect spark size
• Adjust P-factor
• Correct rain animation over windshield
• Correct wheel spin rolling animation ratio
• Set mixture rich to 3000 ft
• Fix visor rotation issue
• Fix ADF to read khz and not mhz
• Fix default values of selected and standby radio frequencies
• Mixture set to 1 at sea level in autostart
• Fix flap click sound
• Fix animations of COMs, NAVs and ADF knobs
• Correct texture mapping of axles
• Correct texture mapping of interior hydro rudder mechanism

Version 2018.3

Features:

• Improved 3D models and textures of all levers, toggles, seats, magneto keys, EGT gauge and attitude indicator
• New recess casings to all panel instruments
• Improved labels of panel texture
• Added 3D models to cockpit:
  • Alternate static source knob
  • Glove pocket to panel (holds GPS device when not in use)
  • Lighter hole
  • Overhead panel light switches for red flood, gauge post, and white dome/courtesy lights
  • Low Voltage LED
  • Sunvisors
  • PPT cables connected to the yokes
• New ammeter gauge matching the model used in the 172P
• Light maps for red flood, gauge post and white dome light
• ALS procedural lights (glare) for red flood, gauge post, white dome and wing courtesy light
• Light map illumination and procedural glare responds to available light and dims during daylight
• Re-positioned and improved 3D models and textures of all levers
• Added ambient occlusion map to all interior textures
• Added glass effect for gauges
• New sounds, including when clicking on the checklist, adding/removing control lock, mounting/dismounting GPS, opening/closing glove pocket, opening/closing the window latches, extending/retracting the water rudder cable
• Better sound for flaps lever and motor
• Interlocked master switch (BAT and ALT)
• GPS antenna is now up by default
• GPS night mode
• Amphibious gear advisor activated
• New amphibious gear lever
• Expanded help tool tips
• Add subtle glass reflection to panel instruments and radio stack
• Moved tutorials to Hilo Airport (PHTO)
• Improved tutorials and added two new ones: take off and landing for float variants
• Much improved propeller model
• Improved handle animation of doors and baggage door
• Doors should now be closed from the inside using the door strap
• Air resistance will force an open door or baggage door backwards
• Improved KMA20's marker sensitivity toggle animation
• Much improved vertical stabilizer model, including a retopologized beacon model
• Added external antennas for the ELT, transponder, ADF and marker beacons
• Removed wire connecting the wings to the tail as our ADF receiver uses a different type of antenna
• Animated water rudder cable
• New digital clock added
• New five slot Save and Resume feature
• QT launcher variant selection support
• QT launcher Location support including "On approach"

Fixes:

• Most of the cases of multiple objects mapped to a single texture have now been solved by assigning each their own texture
• 3D models of rotary knobs of VOR and NAV radios now turn 360 degrees
• Corrected the label of the OBS knob of the heading indicator
• Implemented a particle effect color and light manager for smoke and spray
• Adjusted P-factor effect
• Strobe lights are stronger now
• Fixed issue which caused the landing light to appear green under certain situations
• Removed shadow effect from radio stack readouts
• Autopilot readouts now match the rest of the radio stack in both colour and intensity
• Added a black panel behind the broken wing structure

Version 2018.2

Features:

• Major overhaul of the 3D model, including:
  • Thicker wings with a more rounded leading edge
  • Improved taxi and landing lights, VHF antennas and recessed fuel caps
  • Model ribs to show through broken wing
  • Improvements to tail and rudder, including animated rudder cables
  • Cowling now protrudes around the nose
  • Front windshield redesign to allow for proper vent fittings
  • Tie-down connections on the wing look a little more realistic
  • Added a vent line pipe to the left wing
  • New landing gear strut steps and improved strut to fuselage connection
  • Improved textures of air intake, cockpit bars, trim wheel, propeller, glare shield, tires
  • Add two sided prop blur to livery system
  • Moved panel upwards
  • Improved flap model and animation
  • New exterior door handles and relocated bottom door hinges
  • Added GPS device with a new texture and added mount
  • Added rudder pedal push rod model, sump port models, animated cabin air vent, engine compartment vent, wing vent holes, elevator trim tab
  • New disc brakes, cowling handhold, animated oil door and cap, animated fuel caps
• Improved ground equipment
• The f key can be used to toggle the flash light
• Changes to the FDM:
  • Allow aerodynamic interaction between the aircraft and AI traffic models
  • Make the pitch axis less sensitive to control. Increase the adverse yaw, also results in a better slip-skid-ball behaviour
• Added a new HD livery: N73429
• Improved sounds:
  • Better engine sound based on a real recording
  • New idle engine sound which is cross-faded with the regular engine sound so that it is only perceived at low RPMs. It has that characteristic "rumbling" of low RPM
  • New crank and engine start sounds, much improved from the default ones. In particular, the engine now starts with a large "thump" just like a real engine does
  • New sound for when the engine is cut, also based on a real 172 recording
  • New sounds for the primer lever, a low volume squeak sound based on reference videos of startup procedures
• Added registrations to the bottom wing of all liveries
• Implemented engine damage when flying at a RPM higher than the red mark
• More advanced oil management and consumption calculation
• Improved hydrodynamic modeling
• Support mooring (including rope and buoy animation) and spawning at a seaport

Fixes:

• Animation of primer and carburettor heat levers so that they don't just flip between their binary positions
• Autopilot buttons are now animated
• Applied shadow effect to more objects in the cabin
• Fixed a bug with the control lock being added to a hidden yoke
• Fix some switches in the KMA 20 instrument changing the dials in the two radio's below it
• Improved DME clickspots
• Nose wheel is no longer buried in the ground
• Fix collision of beacon lights with beacon lamp model

Version 2018.1

• New images for the new splash screen and thumbnails system
• FDM improvements:
  • Fixed deflection angles of ailerons and roll moment due to ailerons
  • Added spiraling propwash effect (requiring right rudder at full throttle, low airspeed)
  • Made the elevator action at high AoA asymmetric in order to take into account the screening effect of the horizontal stabilizer in such stall conditions
  • Increasing the side force due to rudder, to make it consistent with the exerted moment
  • Decreasing the adverse yaw (the aileron trim gave too much slip-skid-ball deviation at cruise)
• Increased maximum rotation of yoke from 70 to 90 degrees
• Use shift + q to reset view
• Added avionics sound
• Fixed bug with oil temperature and pressure gauges (they were not working when complex engine procedures was toggled off)
• Fixed bug with lighting of pontoon wake effect
• Eliminated wingtip and tail sparks when over water
• Eliminated sparks of broken gear while aircrafts sits on the flight deck of a moving carrier
• Fixed some bugs with the walker

Version 2017.1

• Control surfaces can be checked for free movement during preflight inspection
• The opening of the baggage dialog was delayed as to wait for the animation of the baggage door
• Cleaning up the Aircraft Options dialog
• Improvements to the Ground Equipment dialog
• Callsigns of new users are automatically randomized to avoid them blocking other new users on multiplayer
• New About This Aircraft dialog, with information about the project as well as relevant links
• The pilot's yoke can now be locked with a control lock (lock can be found in the bag on the left of the pilot's seat)
• Fix bug with ADF timer in the radio stack
• Added view for IFR training
• Improvements to the carburetor system (icing, carb heat)
• Improvements to the engine coughs (due to fuel contamination or carb ice)
• Lowered limit of critical oil level according to Lycoming's manual
• Critical oil will not cause the engine to cough, it will simply quit when oil reaches the critical value of 2 quarts
• Improved fuel contamination system (fixed some bugs)
• More realistic bush wheels and tires
• Fuselage shows fresnel effect

Version 2016.4

• Improvements to the oil management (better function, oil now changes CG and weight of the plane, etc.)
• New ALS external view navigation, taxi and landing lights
• Added fire extinguisher and ELT models
• Bug fix for flashlight effect not illuminating the baggages
• Bug fix for interaction with external items in one of the tutorials
• Improvements to the autostart function

Version 2016.3

• Radio stack has been reworked (textures, 3D model)
• Radio stack illumination has been vastly improved and includes a daylight mode now (via RADIO LT at 0%)
• Fix bug with airspeed indicator
• Fix bug with the 3D model of the key in the ignition
• Fix bug which allowed to click on external hotspots while inside the cockpit
• Better autostart function, should work under more situations and warns the user if the engine fails to start
• The tooltip of the primer lever now shows the number of strokes
• Clock now displays local time
• Fix bug with battery: voltage now drains normally
• Add battery options and recharge button to aircraft menu
• Improved yoke model
• New splash screen no. 1
• Add ground equipment like safety pylons, ladder, fuel tank trailer, and ground power unit

Version 2016.2

• Decreased rudder authority
• Added propwash effect for 180 HP version
• Improvements to the irradiance effect
• Better oil dialog
• Flap lever is now dragable and scrollable
• Added normal map to wheels and other objects
• Improvements to the heading indicator
• Correct rudder pedal animation
• Updated tutorial to Barcelona
• Changed "Autostart" menu item to actually start the engine as well
• Split instrument light knob into a knob that two knobs: one that controls the instruments, and one that controls the radio's

Version 2016.1

• Ski's
• Amphibious plane improvements:
  • Added two metal reinforcement bars in the cockpit
  • Added panel for gear deploy and retract
  • Added water rudders retraction mechanism
• Saving state of switches is now optional
• Zooming with mouse scroll wheel in Helicopter View, Model View, and Walker Orbit View
• Additional views for co-pilot and passengers
• New sounds:
  • Rain (ambient and windshield) and thunderstorms
  • Wing damage
  • Wheel damage
• Windshield rain overhaul
• Opening the baggage door displays a window which allows weight to be added. Baggage will be displayed if the weight is high enough
• ASI now shows the IAS instead of the CAS
• Adjusted stall horn volume to sound to about 5-10 knots above stall speed
• Carburetor heat toggle now drops RPM as expected
• Oil consumption and management have been implemented
• Refactored fog/frost system: air flow now depends on airspeed and engine RPM. Supports overhead air vents, windows, and doors. Humans add extra heat and humidity.
• Preflight inspection improvements:
  • Added "Preflight Inspection" checklists and tutorial
  • Pitot tube can be clicked to add/remove a red "remove before flight" label
  • Nose wheel can be clicked to add/remove chocks
  • You can tie down the wings and tail to the ground. It will hold the aircraft even with full engine power.
  • Each fuel tank can randomly get contaminated with water. Samples from the fuel can be taken to test for contamination.
• Added GPS 196 device
• Fixed glass reflection in external views
• Improved lighting, including better looking navigation lights (and depending on viewing angle) in ALS
• Improved textures of instruments, primer, cabin air/heat levers in cockpit, and flap lever
• Smooth instead of instant animation of yoke, pedals, and parking brake
• Added menu item to open a web panel in your browser, showing most instruments
• Improved interior shadow and reflection cubes

Version 3.6

• Various ALS effects: flash light, 3D shadow, interior shadow, fog and frost, rain splashes, landing light
• Damage system:
  • Gear can be damaged upon rough landings
  • Wings can be damaged or break if g load limits or airspeed are exceeded
  • Smoke and sparks
• New HD liveries, panels and interior textures
• Improvements to the exterior 3D model: ADF antenna, back of the fuselage and rudder
• Cockpit panel improved:
  • Added primer, master switches, avionics switch, circuit breakers, cabin heat sliders
  • Better magneto's/starter switch
  • Improved textures of several instruments (AI, altimeter, CDI, HI, Hobbs meter, TC, VAC gauge, fuel selector)
• New sound effects (doors, parking brakes, knobs, trim wheel)
• Added (positioned) sounds to all buttons and switches
• Added flight recorder to record state of aircraft, including switches, damage, and effects
• Bush kits: 26" and 36" tires
• Sea plane variants: pontoons and amphibious. Amphibious variant has retractable gear. Both sea plane variants have water rudders
• Effects, lighting, damage, and human models visible over multiplayer
• 160 HP and 180 HP engine choice
• FDM improvements:
  • Better stall and spin behaviour
  • Float chamber
  • Hydrodynamics for the sea plane variants
• Improved sound and behaviour of stall horn
• Improved and new checklists
• Small improvements to instruments in radio stack
• Random splash screen while loading FlightGear
• Human models visible