diff --git a/src/integer.rs b/src/integer.rs
index 55ba7ae..d5c6879 100644
--- a/src/integer.rs
+++ b/src/integer.rs
@@ -224,6 +224,14 @@ impl std::ops::Div<i64> for Planar64{
 #[derive(Clone,Copy,Hash)]
 pub struct Planar64Vec3(glam::I64Vec3);
 impl Planar64Vec3{
+	pub const ZERO:Self=Planar64Vec3(glam::I64Vec3::ZERO);
+	pub const ONE:Self=Planar64Vec3(glam::I64Vec3::ONE);
+	pub const X:Self=Planar64Vec3(glam::I64Vec3::X);
+	pub const Y:Self=Planar64Vec3(glam::I64Vec3::Y);
+	pub const Z:Self=Planar64Vec3(glam::I64Vec3::Z);
+	pub const NEG_X:Self=Planar64Vec3(glam::I64Vec3::NEG_X);
+	pub const NEG_Y:Self=Planar64Vec3(glam::I64Vec3::NEG_Y);
+	pub const NEG_Z:Self=Planar64Vec3(glam::I64Vec3::NEG_Z);
 	pub fn new(x:i32,y:i32,z:i32)->Self{
 		Self(glam::i64vec3((x as i64)<<32,(y as i64)<<32,(z as i64)<<32))
 	}
@@ -240,6 +248,32 @@ impl Planar64Vec3{
 		Planar64(self.0.z)
 	}
 }
+impl std::ops::Add<Planar64Vec3> for Planar64Vec3{
+	type Output=Planar64Vec3;
+	#[inline]
+	fn add(self,rhs:Planar64Vec3) -> Self::Output {
+		Planar64Vec3(self.0+rhs.0)
+	}
+}
+impl std::ops::AddAssign<Planar64Vec3> for Planar64Vec3{
+	#[inline]
+	fn add_assign(&mut self,rhs:Planar64Vec3){
+		*self=*self+rhs
+	}
+}
+impl std::ops::Sub<Planar64Vec3> for Planar64Vec3{
+	type Output=Planar64Vec3;
+	#[inline]
+	fn sub(self,rhs:Planar64Vec3) -> Self::Output {
+		Planar64Vec3(self.0-rhs.0)
+	}
+}
+impl std::ops::SubAssign<Planar64Vec3> for Planar64Vec3{
+	#[inline]
+	fn sub_assign(&mut self,rhs:Planar64Vec3){
+		*self=*self-rhs
+	}
+}
 impl std::ops::Mul<Planar64> for Planar64Vec3{
 	type Output=Planar64Vec3;
 	#[inline]
@@ -251,6 +285,17 @@ impl std::ops::Mul<Planar64> for Planar64Vec3{
 		))
 	}
 }
+impl std::ops::Div<i64> for Planar64Vec3{
+	type Output=Planar64Vec3;
+	#[inline]
+	fn div(self,rhs:i64)->Self::Output{
+		Planar64Vec3(glam::i64vec3(
+			self.0.x/rhs,
+			self.0.y/rhs,
+			self.0.z/rhs,
+		))
+	}
+}
 
 ///[-1.0,1.0] = [-2^32,2^32]
 #[derive(Clone,Copy)]
diff --git a/src/physics.rs b/src/physics.rs
index 125ef78..33986ba 100644
--- a/src/physics.rs
+++ b/src/physics.rs
@@ -222,27 +222,27 @@ impl std::default::Default for StyleModifiers{
 			strafe_tick_num: 100,//100t
 			strafe_tick_den: 1_000_000_000,
 			gravity: Planar64Vec3::new(0,100,0),
-			friction: 1.2,
-			walk_accel: 90.0,
+			friction: Planar64::new(12)/10,
+			walk_accel: Planar64::new(90),
 			mv: Planar64::new(27)/10,
-			walkspeed: 18.0,
+			walkspeed: Planar64::new(18),
 			hitbox_halfsize: Planar64Vec3::new(2,5,2)/2,
 		}
 	}
 }
 impl StyleModifiers{
-	const CONTROL_MOVEFORWARD:u32 = 0b00000001;
-	const CONTROL_MOVEBACK:u32 = 0b00000010;
-	const CONTROL_MOVERIGHT:u32 = 0b00000100;
-	const CONTROL_MOVELEFT:u32 = 0b00001000;
-	const CONTROL_MOVEUP:u32 = 0b00010000;
-	const CONTROL_MOVEDOWN:u32 = 0b00100000;
-	const CONTROL_JUMP:u32 = 0b01000000;
-	const CONTROL_ZOOM:u32 = 0b10000000;
+	const CONTROL_MOVEFORWARD:u32=0b00000001;
+	const CONTROL_MOVEBACK:u32=0b00000010;
+	const CONTROL_MOVERIGHT:u32=0b00000100;
+	const CONTROL_MOVELEFT:u32=0b00001000;
+	const CONTROL_MOVEUP:u32=0b00010000;
+	const CONTROL_MOVEDOWN:u32=0b00100000;
+	const CONTROL_JUMP:u32=0b01000000;
+	const CONTROL_ZOOM:u32=0b10000000;
 
-	const FORWARD_DIR:Planar64Vec3 = Planar64Vec3::NEG_Z;
-	const RIGHT_DIR:Planar64Vec3 = Planar64Vec3::X;
-	const UP_DIR:Planar64Vec3 = Planar64Vec3::Y;
+	const RIGHT_DIR:Planar64Vec3=Planar64Vec3::X;
+	const UP_DIR:Planar64Vec3=Planar64Vec3::Y;
+	const FORWARD_DIR:Planar64Vec3=Planar64Vec3::NEG_Z;
 
 	fn get_control(&self,control:u32,controls:u32)->bool{
 		controls&self.controls_mask&control==control
@@ -261,10 +261,10 @@ impl StyleModifiers{
 			control_dir+=Self::FORWARD_DIR;
 		}
 		if controls & Self::CONTROL_MOVEBACK == Self::CONTROL_MOVEBACK {
-			control_dir+=-Self::FORWARD_DIR;
+			control_dir-=Self::FORWARD_DIR;
 		}
 		if controls & Self::CONTROL_MOVELEFT == Self::CONTROL_MOVELEFT {
-			control_dir+=-Self::RIGHT_DIR;
+			control_dir-=Self::RIGHT_DIR;
 		}
 		if controls & Self::CONTROL_MOVERIGHT == Self::CONTROL_MOVERIGHT {
 			control_dir+=Self::RIGHT_DIR;
@@ -273,7 +273,7 @@ impl StyleModifiers{
 			control_dir+=Self::UP_DIR;
 		}
 		if controls & Self::CONTROL_MOVEDOWN == Self::CONTROL_MOVEDOWN {
-			control_dir+=-Self::UP_DIR;
+			control_dir-=Self::UP_DIR;
 		}
 		return control_dir
 	}