public void Update()
{
if (!Status.IsLiving)
{
return;
}
#region begin
//gather current data
float oldPosX = Properties.Position.X;
float oldPosY = Properties.Position.Y;
float oldPosZ = Properties.Position.Z;
float oldFacing = Agk.GetObjectWorldAngleY(Properties.ResourceNumber);
var animSet = AnimationHandler.GetAnimationSet(Properties.Filebase + ".anim");
//a character should NEVER not have an animation.
if (AnimationQ.Count == 0)
{
var tAnim = new AppliedAnimation(this, animSet, "0000L") //add basic idle
{
IsLoop = true,
Speed = 1.0f
};
AnimationQ.Add(tAnim);
}
string tAnimState = AnimationQ[0].Animation.Name.Substring(0, 4).ToLower();
string tAnimStage = AnimationQ[0].Animation.Name.Substring(4, 1).ToLower(); //I L O
#endregion
#region handle vitals
if (Status.Health.Max > 0)
{
if (App.Timing.Timer - Status.Health.RegenMark > Status.Health.RegenInterval)
{
Status.Health.Current += (int)Math.Floor(Status.Health.RegenAmount);
if (Status.Health.Current > Status.Health.Max)
{
Status.Health.Current = Status.Health.Max;
}
Status.Health.RegenMark = App.Timing.Timer;
}
}
if (Status.Stamina.Max > 0)
{
if (App.Timing.Timer - Status.Stamina.RegenMark > Status.Stamina.RegenInterval)
{
//stamina if affected by locomotion and exhaustion
if (Status.MotionState == MotionStates.Sprinting)
{
//sprint costs stamina
Status.Stamina.Current -= 2;
}
else if (Status.MotionState != MotionStates.Running)
{
//run suppresses regen, otherwise recover
Status.Stamina.Current += (int)Math.Floor(Status.Stamina.RegenAmount);
}
if (Status.Stamina.Current > Status.Stamina.Max)
{
Status.Stamina.Current = Status.Stamina.Max;
}
if (Status.Stamina.Current > Status.Stamina.Max * 0.2f)
{
//clear exhaustion if stamina has recovered > 1/5 of max
Status.IsExhausted = false;
}
if (Status.Stamina.Current <= 0)
{
//if stamina runs out, apply exhaustion
Status.Stamina.Current = 0;
Status.IsExhausted = true;
if (Status.MotionState == MotionStates.Sprinting)
{
//drop out of sprint if exhausted
if (Status.IsRunLocked)
{
Status.MotionState = MotionStates.Running;
}
else
{
Status.MotionState = MotionStates.Walking;
}
}
}
}
}
#endregion
#region handle position
bool mustCalcPosition = true;
//update speed
switch (Status.ActionState)
{
case ActionStates.Idle:
if (Status.MotionState == MotionStates.Walking)
{
//immediate stop when walking cus aint no body got time for iceskating
Properties.Speed = 0.0f;
}
if (Properties.Speed > 0.0f)
{
//new state is idle, meaning we stopped, but we have speed meaning we were moving
//immediately drop from sprint to run, but if running transition to walk over time.
//this means if speed remains, we also have to enforce a moving state
if (Properties.Speed > CharacterHandler3d.Config.NormalMaxSpeed)
{
Properties.Speed = MathUtil.CurveValue(10.0f, Properties.Speed, Agk.ScreenFPS() * CharacterHandler3d.Config.NormalDeceleration * 0.5f);
Status.MotionState = MotionStates.Running;
Status.ActionState = ActionStates.Moving;
}
else if (OldStatus.MotionState == MotionStates.Running)
{
Properties.Speed = MathUtil.CurveValue(10.0f, Properties.Speed, Agk.ScreenFPS() * CharacterHandler3d.Config.NormalDeceleration);
Status.MotionState = MotionStates.Walking;
Status.ActionState = ActionStates.Moving;
}
else
{
Properties.Speed = 0.0f;
}
}
if (Properties.Speed < 25.0)
{
//cut the curve transitions short if they get low enough, it feels better
Properties.Speed = 0.0f;
Status.MotionState = MotionStates.Stationary;
Status.ActionState = ActionStates.Idle;
}
break;
case ActionStates.Moving:
switch (Status.MotionState)
{
case MotionStates.Walking:
if (Status.StanceState == StanceStates.Sneaking)
{
Properties.Speed = MathUtil.CurveValue(CharacterHandler3d.Config.SneakMaxSpeed * Properties.SlopeModifier, Properties.Speed, Agk.ScreenFPS() * CharacterHandler3d.Config.SneakAcceleration);
}
else
{
Properties.Speed = MathUtil.CurveValue(CharacterHandler3d.Config.NormalMaxSpeed * Properties.SlopeModifier, Properties.Speed, Agk.ScreenFPS() * CharacterHandler3d.Config.NormalAcceleration);
}
break;
case MotionStates.Running:
Properties.Speed = MathUtil.CurveValue(CharacterHandler3d.Config.RunMaxSpeed * Properties.SlopeModifier, Properties.Speed, Agk.ScreenFPS() * CharacterHandler3d.Config.NormalAcceleration);
break;
case MotionStates.Sprinting:
Properties.Speed = MathUtil.CurveValue(CharacterHandler3d.Config.SprintMaxSpeed * Properties.SlopeModifier, Properties.Speed, Agk.ScreenFPS() * CharacterHandler3d.Config.SprintAcceleration);
break;
}
if (Status.MotionState != MotionStates.Forced)
{
//if a slope or other effect has reduced our speed to less than half of the max run speed, enforce a walking state. it looks weird to run or sprint in slow motion...
if (Properties.Speed <= (CharacterHandler3d.Config.RunMaxSpeed * 0.5f) && (Status.MotionState == MotionStates.Running || Status.MotionState == MotionStates.Sprinting))
{
Status.MotionState = MotionStates.Walking;
}
//if slope is too steep to maintain forward speed, enforce stoppage. we don't want to crawl glacially slow up a steep hill and we don't want to generate a bunch of collision data
if (Properties.Speed < (CharacterHandler3d.Config.SneakMaxSpeed * 1.5f) && Properties.SlopeModifier < 1.0f)
{
//TODO: apply slide downslope instead of just stopping
//NOTE: slide down will need to set to a forced state / ability animation which takes the character far enough down to avoid jitter
// handling this through a forced move ability can probably deprecate the need for slopeLock. can just use the falling animation key
Properties.Speed = 0.0f;
Status.MotionState = MotionStates.Stationary;
Status.ActionState = ActionStates.Idle;
Status.IsSlopeLocked = true;
}
if (Properties.SlopeModifier > 1.00f)
{
Status.IsSlopeLocked = false;
}
}
break;
case ActionStates.Jumping:
//jumps are complex and composed of multiple stages
if (OldStatus.ActionState == ActionStates.Jumping)
{
//if jump is in a prep stage, position is controlled by character handler. while in flight/fall position is controlled by arc handler
if (tAnimStage != "i")
{
mustCalcPosition = false;
Properties.Position = Properties.ArcPath.GetPosition(App.Timing.Timer, App.Timing.PauseElapsed);
//jump is in flight/fall -- are we ascending or descending?
if (Properties.Position.Y < oldPosY)
{
Status.ActionState = ActionStates.Falling;
}
}
}
break;
case ActionStates.Falling:
mustCalcPosition = false;
Properties.Position = Properties.ArcPath.GetPosition(App.Timing.Timer, App.Timing.PauseElapsed);
break;
}
if (mustCalcPosition)
{
Properties.Position.X += Agk.Sin(Properties.Heading) * Properties.Speed * (App.Timing.Delta * 0.001f); //speed is in terms of units per second, delta is in ms
Properties.Position.Z += Agk.Cos(Properties.Heading) * Properties.Speed * (App.Timing.Delta * 0.001f);
}
#endregion
#region handle collision
/*
* var colRay = new CollisionRay();
* int collisionState = 0;
*
* //lateral slide
* if(Status.ActionState > ActionStates.Idle)
* {
* colRay.SphereCast
* (
* new AGKVector3(oldPosX, oldPosY + (Properties.Height * 0.5f), oldPosZ),
* new AGKVector3(Properties.Position.X, Properties.Position.Y + (Properties.Height * 0.5f), Properties.Position.Z),
* CharacterHandler3d.Config.CollisionBufferDistance, true
* );
* if (colRay.HitObjectNumber > 0)
* {
* Properties.Position.X = colRay.HitPosition.X;
* Properties.Position.Z = colRay.HitPosition.Z;
* collisionState = 1;
* }
* }
*
* //vertical down
*
* float tHeight = 0.0f;
* //TODO: tHeight = get terrain height
*
* colRay.RayCast
* (
* new AGKVector3(Properties.Position.X, Properties.Position.Y + 100.0f, Properties.Position.Z),
* new AGKVector3(Properties.Position.X, Properties.Position.Y - 100.0f, Properties.Position.Z)
* );
*
* //TODO: compare collision height to terrain height
* //TEMP: just use col
* if (colRay.HitObjectNumber > 0)
* {
* tHeight = colRay.HitPosition.Y;
* }
*
* if (Properties.Position.Y < tHeight)
* {
* Properties.Position.Y = tHeight;
* collisionState = 2;
* }
*
* if (Properties.ArcPath != null)
* {
* if (collisionState == 1)
* {
* //hit a vertical surface, change arc to fall straight down
* Properties.ArcPath.Dispose();
* Properties.ArcPath = ArcHandler.Create(this, 400.0f, 270.0f, Properties.Heading);
* Status.ActionState = ActionStates.Falling;
* }
* else if(collisionState == 2)
* {
* //hit a horizontal surface, end the arc
* Properties.ArcPath.Dispose();
* Status.ActionState = ActionStates.Idle;
* Status.MotionState = MotionStates.Stationary;
* }
* }
* else
* {
* //no arc, just force to horizontal surface
* Properties.Position.Y = tHeight;
*
* //slope / cliff ?
* var tDiff = oldPosY - Properties.Position.Y;
* if(tDiff < 0.0f && Status.IsSlopeLocked)
* {
* //negative diff means ascending
*
* if(App.Timing.Timer - Status.SlopeMark > 200)
* {
* Properties.SlopeModifier = 0.0f;
* }
* Properties.Speed = 0.0f;
* Status.ActionState = ActionStates.Idle;
* Status.MotionState = MotionStates.Stationary;
* Properties.Position.X = oldPosX;
* Properties.Position.Y = oldPosY;
* Properties.Position.Z = oldPosZ;
* }
* else if(tDiff > Properties.Height * 0.5f)
* {
* //positive diff means descending, if descending more than waist height, change to falling
*
* Properties.Position.Y = oldPosY;
* Properties.ArcPath = ArcHandler.Create(this, 100.0f + Properties.Speed, 30.0f, Properties.Heading);
* Status.ActionState = ActionStates.Falling;
* Status.StanceState = StanceStates.Basic;
* Status.MotionState = MotionStates.Forced;
* }
* else
* {
* //NOTE: negative tDiff# indicates character moved uphill, larger the negative, the steeper the hill.
* //NOTE: slopeMod is a speed increase 1.3 = speed * 1.3, 0.0 = stop.
* //TODO: use a fixed length sample, currently rate of movement and framerate affect the slope result.
* //NOTE: slopeMark / threshold smooth against jitter
* if(App.Timing.Timer - Status.SlopeMark > 200)
* {
* float slopeThreshold = -0.4f;
* if(tDiff > 0.0f || tDiff < slopeThreshold)
* {
* Properties.SlopeModifier = 1.0f + tDiff;
* if(Properties.SlopeModifier < 0.0f) { Properties.SlopeModifier = 0.0f; }
* if(Properties.SlopeModifier < 1.3f) { Properties.SlopeModifier = 1.3f; }
* }
* else
* {
* Properties.SlopeModifier = 1.0f;
* }
* }
*
* //TEMP: disable slopeMod
* Properties.SlopeModifier = 1.0f;
* }
* }
*/
#endregion
#region apply to object
Agk.SetObjectRotation(Properties.ResourceNumber, 0.0f, MathUtil.CurveAngle(Properties.Facing, oldFacing, Agk.ScreenFPS() * CharacterHandler3d.Config.NormalTurnSpeed), 0.0f);
Agk.SetObjectPosition(Properties.ResourceNumber, Properties.Position.X, Properties.Position.Y, Properties.Position.Z);
#endregion
#region handle animation
//get new animation state
string tState = ((int)Status.StanceState).ToString() + ((int)Status.ActionState).ToString() + ((int)Status.MotionState).ToString() + ((int)Status.DirectionState).ToString();
string tOldState = ((int)OldStatus.StanceState).ToString() + ((int)OldStatus.ActionState).ToString() + ((int)OldStatus.MotionState).ToString() + ((int)OldStatus.DirectionState).ToString();
string tBaseStance = ((int)Status.StanceState).ToString();
string oldBaseStance = ((int)OldStatus.StanceState).ToString();
string tBaseState = tBaseStance + "000";
string keyBaseIdleStationaryUp = ((int)ActionStates.Idle).ToString() + ((int)MotionStates.Stationary).ToString() + ((int)DirectionStates.Standard).ToString(); //for convenience
if (tState != tAnimState && tAnimState + "O" != AnimationQ[0].Animation.Name && tAnimState + "I" != AnimationQ[0].Animation.Name)
{
//animation state has changed, clear the current animation stack and rebuild under the new state
AnimationQ.Clear();
if (tState == tBaseState && tBaseStance == oldBaseStance)
{
//transition old state out
var tAnimO = new AppliedAnimation(this, animSet, tAnimState + "O")
{
IsLoop = false,
};
AnimationQ.Add(tAnimO);
//transition new state in
if (Status.StanceState != OldStatus.StanceState)
{
var tAnimI = new AppliedAnimation(this, animSet, tState + "I")
{
IsLoop = false,
};
AnimationQ.Add(tAnimI);
}
}
else
{
//dont need to transition old state out, just transition new state in
if (Status.ActionState == ActionStates.Jumping)
{
float tJumpAngle;
if (Properties.Speed > 0.0f)
{
tJumpAngle = 30.0f;
}
else
{
tJumpAngle = 90.0f;
}
dynamic jumpArgs = new
{
Angle = tJumpAngle,
Speed = 400.0f + Properties.Speed,
Owner = this
};
if (Properties.Speed > CharacterHandler3d.Config.NormalMaxSpeed)
{
//if running/sprinting, skip stage i and go straight into jump proper
AddJump(jumpArgs);
}
else
{
//walking or stationary, we need a bit of animation prep. for the feels.
var tAnimI = new AppliedAnimation(this, animSet, tState + "I")
{
IsLoop = false,
Callback = "CharacterEntity3d.AddJump",
CallbackArgs = JsonConvert.SerializeObject(jumpArgs)
};
AnimationQ.Add(tAnimI);
}
}
else
{
if (Status.StanceState != OldStatus.StanceState)
{
var tAnimII = new AppliedAnimation(this, animSet, tState + "I")
{
IsLoop = false,
};
AnimationQ.Add(tAnimII);
}
}
}
//always proceed into state Loop -> characters should never be static!
var tAnimL = new AppliedAnimation(this, animSet, tState + "L")
{
IsLoop = true,
};
AnimationQ.Add(tAnimL);
}
//update animation frame
bool isDone = AnimationQ[0].Update();
if (isDone)
{
AnimationQ.RemoveAt(0);
}
#endregion
}
public void Update()
{
if (!Status.IsLiving)
{
return;
}
//gather current data
float oldPosX = Properties.Position.X;
float oldPosY = Properties.Position.Y;
float oldPosZ = Properties.Position.Z;
float oldFacing = Properties.Facing;
var animSet = AnimationHandler.GetAnimationSet(Properties.Filebase + ".anim");
//a character should NEVER not have an animation.
if (AnimationQ.Count == 0)
{
var tAnim = new AppliedAnimation(this, animSet, "0000L") //add basic idle
{
IsLoop = true,
Speed = 1.0f
};
AnimationQ.Add(tAnim);
}
string tAnimState = AnimationQ[0].Animation.Name.Substring(0, 4);
string tAnimStage = AnimationQ[0].Animation.Name.Substring(4, 1); //I L O
//get new position
switch (Status.ActionState)
{
case ActionStates.Idle:
//TODO momentum overrides
Properties.Speed = 0.0f;
Status.MotionState = MotionStates.Stationary;
break;
case ActionStates.Moving:
Properties.Speed = CharacterHandler2d.Config.NormalMaxSpeed;
break;
}
Properties.Position.X = Properties.Position.X + Agk.Sin(Properties.Heading) * Properties.Speed * App.Timing.Delta;
Properties.Position.Y = Properties.Position.Y + Agk.Cos(Properties.Heading) * Properties.Speed * App.Timing.Delta;
Agk.SetSpritePosition(Properties.ResourceNumber, Properties.Position.X, Properties.Position.Y);
Agk.SetSpriteDepth(Properties.ResourceNumber, Properties.ZIndex);
//get new animation state
string tState = ((int)Status.StanceState).ToString() + ((int)Status.ActionState).ToString() + ((int)Status.MotionState).ToString() + ((int)Status.DirectionState).ToString();
string tOldState = ((int)OldStatus.StanceState).ToString() + ((int)OldStatus.ActionState).ToString() + ((int)OldStatus.MotionState).ToString() + ((int)OldStatus.DirectionState).ToString();
string tBaseStance = ((int)Status.StanceState).ToString();
string oldBaseStance = ((int)OldStatus.StanceState).ToString();
string tBaseState = tBaseStance + "000";
string keyBaseIdleStationaryUp = ((int)ActionStates.Idle).ToString() + ((int)MotionStates.Stationary).ToString() + ((int)DirectionStates.Up).ToString(); //for convenience
if (tState != tAnimState && tAnimState + "O" != AnimationQ[0].Animation.Name && tAnimState + "I" != AnimationQ[0].Animation.Name)
{
//animation state has changed, clear the current animation stack and rebuild under the new state
AnimationQ.Clear();
if (tState == tBaseState && tBaseStance == oldBaseStance)
{
//transition old state out
var tAnimO = new AppliedAnimation(this, animSet, tAnimState + "O")
{
IsLoop = false,
};
AnimationQ.Add(tAnimO);
//transition new state in
if (Status.StanceState != OldStatus.StanceState)
{
var tAnimI = new AppliedAnimation(this, animSet, tState + "I")
{
IsLoop = false,
};
AnimationQ.Add(tAnimI);
}
}
else
{
//dont need to transition old state out, just transition new state in
if (false) //TODO: handle jumping and other complex states, may not always proceed to state In
{
}
else
{
if (Status.StanceState != OldStatus.StanceState)
{
var tAnimII = new AppliedAnimation(this, animSet, tState + "I")
{
IsLoop = false,
};
AnimationQ.Add(tAnimII);
}
}
}
//always proceed into state Loop -> characters should never be static!
var tAnimL = new AppliedAnimation(this, animSet, tState + "L")
{
IsLoop = true,
};
AnimationQ.Add(tAnimL);
}
//update animation frame
bool isDone = AnimationQ[0].Update();
if (isDone)
{
AnimationQ.RemoveAt(0);
}
}