From 0b8a433640f05292b65d99900f8939862c129733 Mon Sep 17 00:00:00 2001
From: Quaternions <krakow20@gmail.com>
Date: Tue, 30 Jul 2024 19:07:24 -0700
Subject: [PATCH] holy

---
 src/physics_worker.rs | 76 +++++++++++++++++++++++++++++++++----------
 1 file changed, 58 insertions(+), 18 deletions(-)

diff --git a/src/physics_worker.rs b/src/physics_worker.rs
index 7c294ac..60c9866 100644
--- a/src/physics_worker.rs
+++ b/src/physics_worker.rs
@@ -31,31 +31,71 @@ pub struct MouseInterpolator{
 }
 impl MouseInterpolator{
 	fn handle_instruction(&mut self,physics:&mut crate::physics::PhysicsContext,ins:TimedInstruction<InputInstruction>){
+		let is_inserting_mouse_instruction=matches!(ins.instruction,InputInstruction::MoveMouse(_));
 		self.queue.push_back(ins);
 		//We just pushed an element.
 		//The first element is guaranteed to exist.
-		let t0=self.queue[0].time;
 		let mut iter=self.queue.iter();
 		//find a mouse input
-		let mut mouse0=None;
-		iter.take_while(|&ins|{
-			match ins.instruction{
-				InputInstruction::MoveMouse(m)=>{
-					mouse0=Some(m);
-					false
-				},
-				_=>{
-					//TODO: 10ms<ins.time-time break and do something else
-					true
+		'outer: loop{
+			match iter.next(){
+				Some(ins0)=>{
+					let physics_input=match &ins0.instruction{
+						InputInstruction::MoveMouse(mouse0)=>{
+							loop{
+								match iter.next(){
+									Some(ins1)=>match ins1.instruction{
+										InputInstruction::MoveMouse(mouse1)=>{
+											//we found two mouse events to interpolate between
+											let consume_count=self.queue.len()-iter.len()-1;//don't consume the mouse1 instruction
+											//fire off a mouse instruction
+											//drain and handle the elements from the front
+											break 'outer;
+										},
+										_=>{
+											//TODO: 10ms<ins.time-time break and do something else
+										},
+									},
+									None=>{
+										if is_inserting_mouse_instruction{
+											//the mouse started moving again after being still for over 10ms.
+											//replace the entire mouse state
+											physics.run_input_instruction(TimedInstruction{
+												time:physics.get_next_mouse().time,
+												instruction:PhysicsInputInstruction::ReplaceMouse(
+													physics.get_next_mouse().clone(),
+													MouseState{time:ins0.time,pos:*mouse0}
+												),
+											});
+										}
+										break 'outer;
+									}
+								}
+							}
+						},
+						&InputInstruction::MoveForward(s)=>PhysicsInputInstruction::SetMoveForward(s),
+						&InputInstruction::MoveLeft(s)=>PhysicsInputInstruction::SetMoveLeft(s),
+						&InputInstruction::MoveBack(s)=>PhysicsInputInstruction::SetMoveBack(s),
+						&InputInstruction::MoveRight(s)=>PhysicsInputInstruction::SetMoveRight(s),
+						&InputInstruction::MoveUp(s)=>PhysicsInputInstruction::SetMoveUp(s),
+						&InputInstruction::MoveDown(s)=>PhysicsInputInstruction::SetMoveDown(s),
+						&InputInstruction::Jump(s)=>PhysicsInputInstruction::SetJump(s),
+						&InputInstruction::Zoom(s)=>PhysicsInputInstruction::SetZoom(s),
+						InputInstruction::Reset=>PhysicsInputInstruction::Reset,
+						InputInstruction::PracticeFly=>PhysicsInputInstruction::PracticeFly,
+					};
+					//handle each event immediately, we are not waiting for mouse
+					physics.run_input_instruction(TimedInstruction{
+						time:ins0.time,
+						instruction:physics_input,
+					});
 				},
+				None=>{
+					//if mouse0 is never found and the loop ends, we can drain the entire queue
+					//because we are not waiting for mouse events.
+					break 'outer;
+				}
 			}
-		});
-		if mouse0.is_none(){
-			return;
-		}
-		let mut mouse1=None;
-		for ins in iter{
-			//fill mouse0
 		}
 	}
 }