137 lines
4.4 KiB
Ucode
137 lines
4.4 KiB
Ucode
//=============================================================================
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// KFPlayerZedSuicideCamera
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//=============================================================================
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// Camera class for player zed suicide attacks (crawler, husk)
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//=============================================================================
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// Killing Floor 2
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// Copyright (C) 2016 Tripwire Interactive LLC
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// Matt "Squirrlz" Farber
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//=============================================================================
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class KFPlayerZedSuicideCamera extends GameFixedCamera;
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/** Initial camera location for a smooth transition */
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var vector InitialCameraLocation;
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/** Location offset from focal point base */
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var vector CameraOffset;
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/** Speed to interpolate from the initial location to the desired location */
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var float CameraInterpSpeed;
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/** Our desired location */
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var vector DesiredLocation;
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/** Our desired rotation */
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var rotator DesiredRotation;
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/** Angle to pitch the camera at */
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var int CameraPitchAngle;
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/** Multiplier used to control how fast the camera pans */
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var float CameraPanSpeed;
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/** Interpolated camera yaw */
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var int CameraPanYaw;
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/** Desired FOV for the camera */
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var float CameraFOV;
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/** Speed to reach the desired FOV */
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var float CameraFOVInterpSpeed;
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/** Our interpolated FOV value */
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var float InterpolatedFOV;
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/** How much to offset the camera by if a trace hits the ceiling */
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var float CameraCollisionZOffset;
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/** Called when the camera becomes active */
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function OnBecomeActive( GameCameraBase OldCamera )
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{
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super.OnBecomeActive( OldCamera );
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}
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/** Sets our initial values. Needs to be done immediately upon switch, because UpdateCamera() is a frame behind */
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function InitSuicideCam( vector PawnLocation )
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{
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CameraOffset = default.CameraOffset;
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InitialCameraLocation = PlayerCamera.CameraCache.POV.Location;
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DesiredRotation = rotator( InitialCameraLocation - PawnLocation );
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DesiredRotation.Pitch = CameraPitchAngle;
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CameraPanYaw = PlayerCamera.CameraCache.POV.Rotation.Yaw;
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// Set our initial camera targets
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PlayerCamera.PCOwner.SetLocation( InitialCameraLocation );
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PlayerCamera.PCOwner.SetViewTarget( PlayerCamera.PCOwner );
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InterpolatedFOV = PlayerCamera.CameraCache.POV.FOV;
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UpdateCameraFocalPoint();
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}
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/** Gets a new focal point for the camera */
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function UpdateCameraFocalPoint()
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{
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local Actor TraceActor;
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local vector HitLocation, HitNormal;
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// Make sure the camera is in a valid location
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TraceActor = PlayerCamera.PCOwner.Pawn != none ? PlayerCamera.PCOwner.Pawn : PlayerCamera.PCOwner;
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TraceActor.Trace( HitLocation, HitNormal, InitialCameraLocation + (vect(0,0,1) * (default.CameraOffset.Z + CameraCollisionZOffset)), InitialCameraLocation, false, vect(5,5,5),, TraceActor.TRACEFLAG_Bullet );
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// Offset it if we would have been inside geometry
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if( !IsZero(HitLocation) )
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{
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CameraOffset.Z = VSize( HitLocation - InitialCameraLocation ) - CameraCollisionZOffset;
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}
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else
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{
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CameraOffset = default.CameraOffset;
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}
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DesiredLocation = InitialCameraLocation + CameraOffset;
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}
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/** Expected to fill in OutVT with new camera pos/loc/fov. */
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simulated function UpdateCamera( Pawn P, GamePlayerCamera CameraActor, float DeltaTime, out TViewTarget OutVT )
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{
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super(GameCameraBase).UpdateCamera( P, CameraActor, DeltaTime, OutVT );
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if( DesiredLocation == vect(0,0,0) || InitialCameraLocation == vect(0,0,0) )
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{
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return;
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}
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// Cameraanims, fades, etc
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PlayerCamera.ApplyCameraModifiers( DeltaTime, OutVT.POV );
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// Set view location and rotation
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OutVT.POV.Location = VInterpTo( OutVT.POV.Location, DesiredLocation, DeltaTime, CameraInterpSpeed );
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OutVT.POV.Rotation = RInterpTo( OutVT.POV.Rotation, DesiredRotation, DeltaTime, CameraInterpSpeed );
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CameraPanYaw = ( CameraPanYaw + (CameraPanSpeed * DeltaTime) ) & 65535;
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OutVT.POV.Rotation.Yaw = CameraPanYaw;
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OutVT.POV.Rotation.Roll = 0;
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// Set FOV
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InterpolatedFOV = FInterpTo( InterpolatedFOV, CameraFOV, DeltaTime, CameraFOVInterpSpeed );
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OutVT.POV.FOV = InterpolatedFOV;
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}
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/** Called when the camera becomes inactive */
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function OnBecomeInActive( GameCameraBase NewCamera )
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{
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super.OnBecomeInactive( NewCamera );
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InitialCameraLocation = vect(0,0,0);
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DesiredLocation = vect(0,0,0);
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}
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defaultproperties
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{
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CameraOffset=(X=0,Y=0,Z=300.f)
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CameraInterpSpeed=2.f
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CameraPanSpeed=1024.f
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CameraPitchAngle=-12000
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CameraFOV=160.f
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CameraFOVInterpSpeed=1.f
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CameraCollisionZOffset=40.f
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} |