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wip: refactor WalkState

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Quaternions 2023-10-17 00:17:54 -07:00
parent 526666651a
commit edd15d0a09
1 changed files with 60 additions and 35 deletions
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93
src/physics.rs
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@ -115,22 +115,54 @@ impl MouseState {
}
}
pub enum WalkEnum{
enum WalkEnum{
Reached,
Transient,
Transient(WalkTarget),
}
pub struct WalkState {
pub target_velocity: Planar64Vec3,
pub target_time: Time,
pub state: WalkEnum,
struct WalkTarget{
velocity:Planar64Vec3,
time:Time,
}
struct WalkState{
normal:Planar64Vec3,
state:WalkEnum,
}
impl WalkEnum{
//so many args bruh
fn with_target_velocity(physics:&PhysicsState,mut velocity:Planar64Vec3,normal:&Planar64Vec3)->(WalkEnum,Planar64Vec3){
physics.touching.constrain_velocity(&physics.models,&mut velocity);
let mut target_diff=velocity-physics.body.velocity;
//remove normal component
target_diff-=normal.clone()*(normal.dot(target_diff)/normal.dot(normal.clone()));
if target_diff==Planar64Vec3::ZERO{
let mut a=Planar64Vec3::ZERO;
physics.touching.constrain_acceleration(&physics.models,&mut a);
(WalkEnum::Reached,a)
}else{
//normal friction acceleration is clippedAcceleration.dot(normal)*friction
let accel=physics.style.walk_accel.min(physics.style.gravity.dot(Planar64Vec3::NEG_Y)*physics.style.friction);
let time_delta=target_diff.length()/accel;
let mut a=target_diff.with_length(accel);
physics.touching.constrain_acceleration(&physics.models,&mut a);
(WalkEnum::Transient(WalkTarget{velocity,time:physics.body.time+Time::from(time_delta)}),a)
}
}
//(walk_enum,body.acceleration)=with_target_velocity();
}
impl WalkState{
pub fn new() -> Self {
Self{
target_velocity:Planar64Vec3::ZERO,
target_time:Time::ZERO,
state:WalkEnum::Reached,
fn ground(physics:&PhysicsState,mut velocity:Planar64Vec3)->(Self,Planar64Vec3){
let (walk_enum,a)=WalkEnum::with_target_velocity(physics,velocity,&Planar64Vec3::Y);
(Self{
state:walk_enum,
normal:Planar64Vec3::Y,
},a)
}
fn ladder(physics:&PhysicsState,mut velocity:Planar64Vec3,normal:&Planar64Vec3)->(Self,Planar64Vec3){
let (walk_enum,a)=WalkEnum::with_target_velocity(physics,velocity,normal);
(Self{
state:walk_enum,
normal:normal.clone(),
},a)
}
}
@ -286,8 +318,8 @@ impl StyleModifiers{
return control_dir
}
fn get_jump_power(&self)->Planar64Vec3{
Planar64Vec3::int(0,715588,0)/(2*1000000/100)
fn get_jump_power(&self)->Planar64{
Planar64::int(715588)/(2*1000000/100)
}
}
@ -712,18 +744,12 @@ impl PhysicsState {
}
fn jump(&mut self){
match &self.move_state{
MoveState::Air=>(),
MoveState::Walk(walk_state)=>{
let mut v=self.body.velocity+self.style.get_jump_power();
self.touching.constrain_velocity(&self.models,&mut v);
self.body.velocity=v;
},
MoveState::Water=>(),
MoveState::Ladder(walk_state)=>{
let mut v=self.body.velocity+self.style.get_jump_power();
MoveState::Walk(walk_state)|MoveState::Ladder(walk_state)=>{
let mut v=self.body.velocity+walk_state.normal*self.style.get_jump_power();
self.touching.constrain_velocity(&self.models,&mut v);
self.body.velocity=v;
},
MoveState::Air|MoveState::Water=>(),
}
}
@ -769,13 +795,12 @@ impl PhysicsState {
fn refresh_walk_target(&mut self){
//calculate acceleration yada yada
match &mut self.move_state{
MoveState::Air=>(),
MoveState::Walk(walk_state)=>{
MoveState::Walk(walk_state)|MoveState::Ladder(walk_state)=>{
let mut v=walk_state.target_velocity;
self.touching.constrain_velocity(&self.models,&mut v);
let mut target_diff=v-self.body.velocity;
//remove normal component
target_diff-=Planar64Vec3::Y*target_diff.y();
target_diff-=walk_state.normal*(walk_state.normal.dot(target_diff)/walk_state.normal.dot(walk_state.normal));
if target_diff==Planar64Vec3::ZERO{
let mut a=Planar64Vec3::ZERO;
self.touching.constrain_acceleration(&self.models,&mut a);
@ -792,10 +817,7 @@ impl PhysicsState {
walk_state.state=WalkEnum::Transient;
}
},
MoveState::Water=>(),
MoveState::Ladder(walk_state)=>{
//
},
MoveState::Air|MoveState::Water=>(),
}
}
fn next_move_instruction(&self)->Option<TimedInstruction<PhysicsInstruction>>{
@ -1148,7 +1170,9 @@ impl crate::instruction::InstructionConsumer<PhysicsInstruction> for PhysicsStat
None=>match &c.face {
TreyMeshFace::Top => {
//ground
self.move_state=MoveState::Walk(WalkState::new())
let (walk_state,a)=WalkState::ground(&self,self.get_walk_target());
self.move_state=MoveState::Walk(walk_state);
self.body.acceleration=a;
},
_ => (),
},
@ -1331,17 +1355,18 @@ impl crate::instruction::InstructionConsumer<PhysicsInstruction> for PhysicsStat
let camera_mat=self.camera.simulate_move_rotation_y(self.camera.mouse.lerp(&self.next_mouse,self.time).x);
let control_dir=camera_mat*self.style.get_control_dir(self.controls);
walk_state.target_velocity=control_dir*self.style.walkspeed;
self.refresh_walk_target();
},
MoveState::Ladder(walk_state)=>{
// let camera_mat=self.camera.simulate_move_rotation(self.camera.mouse.lerp(&self.next_mouse,self.time));
// let control_dir=camera_mat*self.style.get_control_dir(self.controls);
// walk_state.target_velocity=control_dir*self.style.walkspeed;
let camera_mat=self.camera.simulate_move_rotation(self.camera.mouse.lerp(&self.next_mouse,self.time));
let control_dir=camera_mat*self.style.get_control_dir(self.controls);
walk_state.target_velocity=control_dir*self.style.walkspeed;
self.refresh_walk_target();
},
MoveState::Water=>(),
MoveState::Air=>(),
}
}
self.refresh_walk_target();
}
},
}