forked from StrafesNET/strafe-client
mouse interpolator abstraction
This commit is contained in:
parent
171cd8f2e4
commit
38df41e043
@ -23,109 +23,141 @@ pub enum Instruction{
|
||||
ClearModels,
|
||||
//Graphics(crate::graphics_worker::Instruction),
|
||||
}
|
||||
|
||||
pub fn new(mut physics:crate::physics::PhysicsContext,mut graphics_worker:crate::compat_worker::INWorker<crate::graphics_worker::Instruction>)->crate::compat_worker::QNWorker<TimedInstruction<Instruction>>{
|
||||
let mut mouse_blocking=true;
|
||||
let mut last_mouse_time=physics.get_next_mouse().time;
|
||||
let mut timeline=std::collections::VecDeque::new();
|
||||
crate::compat_worker::QNWorker::new(move |ins:TimedInstruction<Instruction>|{
|
||||
if if let Some(phys_input)=match &ins.instruction{
|
||||
Instruction::Input(input_instruction)=>match input_instruction{
|
||||
&InputInstruction::MoveMouse(m)=>{
|
||||
if mouse_blocking{
|
||||
//tell the game state which is living in the past about its future
|
||||
timeline.push_front(TimedInstruction{
|
||||
time:last_mouse_time,
|
||||
instruction:PhysicsInputInstruction::SetNextMouse(MouseState{time:ins.time,pos:m}),
|
||||
});
|
||||
}else{
|
||||
//mouse has just started moving again after being still for longer than 10ms.
|
||||
//replace the entire mouse interpolation state to avoid an intermediate state with identical m0.t m1.t timestamps which will divide by zero
|
||||
timeline.push_front(TimedInstruction{
|
||||
time:last_mouse_time,
|
||||
instruction:PhysicsInputInstruction::ReplaceMouse(
|
||||
MouseState{time:last_mouse_time,pos:physics.get_next_mouse().pos},
|
||||
MouseState{time:ins.time,pos:m}
|
||||
),
|
||||
});
|
||||
//delay physics execution until we have an interpolation target
|
||||
mouse_blocking=true;
|
||||
}
|
||||
last_mouse_time=ins.time;
|
||||
None
|
||||
},
|
||||
&InputInstruction::MoveForward(s)=>Some(PhysicsInputInstruction::SetMoveForward(s)),
|
||||
&InputInstruction::MoveLeft(s)=>Some(PhysicsInputInstruction::SetMoveLeft(s)),
|
||||
&InputInstruction::MoveBack(s)=>Some(PhysicsInputInstruction::SetMoveBack(s)),
|
||||
&InputInstruction::MoveRight(s)=>Some(PhysicsInputInstruction::SetMoveRight(s)),
|
||||
&InputInstruction::MoveUp(s)=>Some(PhysicsInputInstruction::SetMoveUp(s)),
|
||||
&InputInstruction::MoveDown(s)=>Some(PhysicsInputInstruction::SetMoveDown(s)),
|
||||
&InputInstruction::Jump(s)=>Some(PhysicsInputInstruction::SetJump(s)),
|
||||
&InputInstruction::Zoom(s)=>Some(PhysicsInputInstruction::SetZoom(s)),
|
||||
InputInstruction::Reset=>Some(PhysicsInputInstruction::Reset),
|
||||
InputInstruction::PracticeFly=>Some(PhysicsInputInstruction::PracticeFly),
|
||||
},
|
||||
Instruction::GenerateModels(_)=>Some(PhysicsInputInstruction::Idle),
|
||||
Instruction::ClearModels=>Some(PhysicsInputInstruction::Idle),
|
||||
Instruction::Resize(_,_)=>Some(PhysicsInputInstruction::Idle),
|
||||
Instruction::Render=>Some(PhysicsInputInstruction::Idle),
|
||||
}{
|
||||
//non-mouse event
|
||||
timeline.push_back(TimedInstruction{
|
||||
time:ins.time,
|
||||
instruction:phys_input,
|
||||
});
|
||||
|
||||
if mouse_blocking{
|
||||
//assume the mouse has stopped moving after 10ms.
|
||||
//shitty mice are 125Hz which is 8ms so this should cover that.
|
||||
//setting this to 100us still doesn't print even though it's 10x lower than the polling rate,
|
||||
//so mouse events are probably not handled separately from drawing and fire right before it :(
|
||||
if Time::from_millis(10)<ins.time-physics.get_next_mouse().time{
|
||||
//push an event to extrapolate no movement from
|
||||
timeline.push_front(TimedInstruction{
|
||||
time:last_mouse_time,
|
||||
instruction:PhysicsInputInstruction::SetNextMouse(MouseState{time:ins.time,pos:physics.get_next_mouse().pos}),
|
||||
});
|
||||
last_mouse_time=ins.time;
|
||||
//stop blocking. the mouse is not moving so the physics does not need to live in the past and wait for interpolation targets.
|
||||
mouse_blocking=false;
|
||||
true
|
||||
}else{
|
||||
false
|
||||
}
|
||||
}else{
|
||||
//keep this up to date so that it can be used as a known-timestamp
|
||||
//that the mouse was not moving when the mouse starts moving again
|
||||
last_mouse_time=ins.time;
|
||||
true
|
||||
}
|
||||
}else{
|
||||
//mouse event
|
||||
true
|
||||
}{
|
||||
//empty queue
|
||||
while let Some(instruction)=timeline.pop_front(){
|
||||
physics.run_input_instruction(instruction);
|
||||
}
|
||||
}
|
||||
match ins.instruction{
|
||||
Instruction::Render=>{
|
||||
graphics_worker.send(crate::graphics_worker::Instruction::Render(physics.output(),ins.time,physics.get_next_mouse().pos)).unwrap();
|
||||
},
|
||||
Instruction::Resize(size,user_settings)=>{
|
||||
graphics_worker.send(crate::graphics_worker::Instruction::Resize(size,user_settings)).unwrap();
|
||||
},
|
||||
Instruction::GenerateModels(map)=>{
|
||||
physics.generate_models(&map);
|
||||
physics.spawn();
|
||||
graphics_worker.send(crate::graphics_worker::Instruction::GenerateModels(map)).unwrap();
|
||||
},
|
||||
Instruction::ClearModels=>{
|
||||
physics.clear();
|
||||
graphics_worker.send(crate::graphics_worker::Instruction::ClearModels).unwrap();
|
||||
},
|
||||
_=>(),
|
||||
}
|
||||
})
|
||||
pub struct MouseInterpolator{
|
||||
timeline:std::collections::VecDeque<TimedInstruction<PhysicsInputInstruction>>,
|
||||
last_mouse_time:Time,
|
||||
mouse_blocking:bool,
|
||||
}
|
||||
impl MouseInterpolator{
|
||||
fn push_mouse_instruction(&mut self,physics:&crate::physics::PhysicsContext,ins:&TimedInstruction<Instruction>,m:glam::IVec2){
|
||||
if self.mouse_blocking{
|
||||
//tell the game state which is living in the past about its future
|
||||
self.timeline.push_front(TimedInstruction{
|
||||
time:self.last_mouse_time,
|
||||
instruction:PhysicsInputInstruction::SetNextMouse(MouseState{time:ins.time,pos:m}),
|
||||
});
|
||||
}else{
|
||||
//mouse has just started moving again after being still for longer than 10ms.
|
||||
//replace the entire mouse interpolation state to avoid an intermediate state with identical m0.t m1.t timestamps which will divide by zero
|
||||
self.timeline.push_front(TimedInstruction{
|
||||
time:self.last_mouse_time,
|
||||
instruction:PhysicsInputInstruction::ReplaceMouse(
|
||||
MouseState{time:self.last_mouse_time,pos:physics.get_next_mouse().pos},
|
||||
MouseState{time:ins.time,pos:m}
|
||||
),
|
||||
});
|
||||
//delay physics execution until we have an interpolation target
|
||||
self.mouse_blocking=true;
|
||||
}
|
||||
self.last_mouse_time=ins.time;
|
||||
}
|
||||
/// returns the mapped physics input instruction
|
||||
/// may or may not mutate internal state XD!
|
||||
fn map_instruction(&mut self,physics:&crate::physics::PhysicsContext,ins:&TimedInstruction<Instruction>)->Option<PhysicsInputInstruction>{
|
||||
match &ins.instruction{
|
||||
Instruction::Input(input_instruction)=>match input_instruction{
|
||||
&InputInstruction::MoveMouse(m)=>{
|
||||
self.push_mouse_instruction(physics,ins,m);
|
||||
None
|
||||
},
|
||||
&InputInstruction::MoveForward(s)=>Some(PhysicsInputInstruction::SetMoveForward(s)),
|
||||
&InputInstruction::MoveLeft(s)=>Some(PhysicsInputInstruction::SetMoveLeft(s)),
|
||||
&InputInstruction::MoveBack(s)=>Some(PhysicsInputInstruction::SetMoveBack(s)),
|
||||
&InputInstruction::MoveRight(s)=>Some(PhysicsInputInstruction::SetMoveRight(s)),
|
||||
&InputInstruction::MoveUp(s)=>Some(PhysicsInputInstruction::SetMoveUp(s)),
|
||||
&InputInstruction::MoveDown(s)=>Some(PhysicsInputInstruction::SetMoveDown(s)),
|
||||
&InputInstruction::Jump(s)=>Some(PhysicsInputInstruction::SetJump(s)),
|
||||
&InputInstruction::Zoom(s)=>Some(PhysicsInputInstruction::SetZoom(s)),
|
||||
InputInstruction::Reset=>Some(PhysicsInputInstruction::Reset),
|
||||
InputInstruction::PracticeFly=>Some(PhysicsInputInstruction::PracticeFly),
|
||||
},
|
||||
Instruction::GenerateModels(_)=>Some(PhysicsInputInstruction::Idle),
|
||||
Instruction::ClearModels=>Some(PhysicsInputInstruction::Idle),
|
||||
Instruction::Resize(_,_)=>Some(PhysicsInputInstruction::Idle),
|
||||
Instruction::Render=>Some(PhysicsInputInstruction::Idle),
|
||||
}
|
||||
}
|
||||
fn update_mouse_blocking(&mut self,physics:&crate::physics::PhysicsContext,ins:&TimedInstruction<Instruction>)->bool{
|
||||
if self.mouse_blocking{
|
||||
//assume the mouse has stopped moving after 10ms.
|
||||
//shitty mice are 125Hz which is 8ms so this should cover that.
|
||||
//setting this to 100us still doesn't print even though it's 10x lower than the polling rate,
|
||||
//so mouse events are probably not handled separately from drawing and fire right before it :(
|
||||
if Time::from_millis(10)<ins.time-physics.get_next_mouse().time{
|
||||
//push an event to extrapolate no movement from
|
||||
self.timeline.push_front(TimedInstruction{
|
||||
time:self.last_mouse_time,
|
||||
instruction:PhysicsInputInstruction::SetNextMouse(MouseState{time:ins.time,pos:physics.get_next_mouse().pos}),
|
||||
});
|
||||
self.last_mouse_time=ins.time;
|
||||
//stop blocking. the mouse is not moving so the physics does not need to live in the past and wait for interpolation targets.
|
||||
self.mouse_blocking=false;
|
||||
true
|
||||
}else{
|
||||
false
|
||||
}
|
||||
}else{
|
||||
//keep this up to date so that it can be used as a known-timestamp
|
||||
//that the mouse was not moving when the mouse starts moving again
|
||||
self.last_mouse_time=ins.time;
|
||||
true
|
||||
}
|
||||
}
|
||||
/// returns whether or not to empty the instruction queue
|
||||
fn handle_physics_input(&mut self,physics:&crate::physics::PhysicsContext,ins:&TimedInstruction<Instruction>,phys_input_option:Option<PhysicsInputInstruction>)->bool{
|
||||
if let Some(phys_input)=phys_input_option{
|
||||
//non-mouse event
|
||||
self.timeline.push_back(TimedInstruction{
|
||||
time:ins.time,
|
||||
instruction:phys_input,
|
||||
});
|
||||
|
||||
//this returns the bool for us
|
||||
self.update_mouse_blocking(physics,ins)
|
||||
}else{
|
||||
//mouse event
|
||||
true
|
||||
}
|
||||
}
|
||||
fn empty_queue(&mut self,physics:&mut crate::physics::PhysicsContext){
|
||||
while let Some(instruction)=self.timeline.pop_front(){
|
||||
physics.run_input_instruction(instruction);
|
||||
}
|
||||
}
|
||||
fn handle_instruction(&mut self,physics:&mut crate::physics::PhysicsContext,ins:&TimedInstruction<Instruction>){
|
||||
let physics_input_option=self.map_instruction(physics,ins);
|
||||
let should_empty_queue=self.handle_physics_input(physics,ins,physics_input_option);
|
||||
if should_empty_queue{
|
||||
self.empty_queue(physics);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
pub fn new(mut physics:crate::physics::PhysicsContext,mut graphics_worker:crate::compat_worker::INWorker<crate::graphics_worker::Instruction>)->crate::compat_worker::QNWorker<TimedInstruction<Instruction>>{
|
||||
let mut interpolator=MouseInterpolator{
|
||||
mouse_blocking:true,
|
||||
last_mouse_time:physics.get_next_mouse().time,
|
||||
timeline:std::collections::VecDeque::new(),
|
||||
};
|
||||
crate::compat_worker::QNWorker::new(move |ins:TimedInstruction<Instruction>|{
|
||||
interpolator.handle_instruction(&mut physics,&ins);
|
||||
match ins.instruction{
|
||||
Instruction::Render=>{
|
||||
graphics_worker.send(crate::graphics_worker::Instruction::Render(physics.output(),ins.time,physics.get_next_mouse().pos)).unwrap();
|
||||
},
|
||||
Instruction::Resize(size,user_settings)=>{
|
||||
graphics_worker.send(crate::graphics_worker::Instruction::Resize(size,user_settings)).unwrap();
|
||||
},
|
||||
Instruction::GenerateModels(map)=>{
|
||||
physics.generate_models(&map);
|
||||
physics.spawn();
|
||||
graphics_worker.send(crate::graphics_worker::Instruction::GenerateModels(map)).unwrap();
|
||||
},
|
||||
Instruction::ClearModels=>{
|
||||
physics.clear();
|
||||
graphics_worker.send(crate::graphics_worker::Instruction::ClearModels).unwrap();
|
||||
},
|
||||
_=>(),
|
||||
}
|
||||
})
|
||||
}
|
||||
|
||||
Loading…
Reference in New Issue
Block a user