From 9fd7bf81e2f31cc7cb35abae52741a5d4e16d391 Mon Sep 17 00:00:00 2001
From: Ilya Bogdanov <ilya.bogdanov@xdev.re>
Date: Sat, 24 Feb 2018 13:46:40 +0300
Subject: [PATCH 1/2] Fix timed method in Delta implementation for axis::Key

---
 src/input/mod.rs | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/src/input/mod.rs b/src/input/mod.rs
index 17da412..da814a3 100644
--- a/src/input/mod.rs
+++ b/src/input/mod.rs
@@ -480,8 +480,12 @@ impl Delta for axis::Key {
         &self,
         input: &Input,
     ) -> Option<TimerDuration> {
-        self.delta(input)
-            .map(|delta| delta as TimerDuration * input.delta_time())
+        match (self.pos.hit(input), self.neg.hit(input)) {
+            (true, true) => Some(0),
+            (true, false) => Some(1),
+            (false, true) => Some(-1),
+            (false, false) => None,
+        }.map(|delta| delta as TimerDuration * input.delta_time())
     }
 }
 

From 669640e89e21a6052ad83d9630f799ba63b451dc Mon Sep 17 00:00:00 2001
From: Ilya Bogdanov <ilya.bogdanov@xdev.re>
Date: Sat, 24 Feb 2018 14:22:08 +0300
Subject: [PATCH 2/2] Fix mouse wheel in orbit controls

---
 examples/obj.rs       |  2 +-
 src/controls/orbit.rs | 42 ++++++++++++++++++++----------------------
 2 files changed, 21 insertions(+), 23 deletions(-)

diff --git a/examples/obj.rs b/examples/obj.rs
index 7979f21..6027d5b 100644
--- a/examples/obj.rs
+++ b/examples/obj.rs
@@ -8,7 +8,7 @@ fn main() {
     let obj_path = concat!(env!("CARGO_MANIFEST_DIR"), "/test_data/car.obj");
     let path = args.nth(1).unwrap_or(obj_path.into());
     let mut win = three::Window::new("Three-rs obj loading example");
-    let cam = win.factory.perspective_camera(60.0, 1.0 .. 10.0);
+    let cam = win.factory.perspective_camera(60.0, 1.0 .. 1000.0);
     let mut controls = three::controls::Orbit::builder(&cam)
         .position([0.0, 2.0, -5.0])
         .target([0.0, 0.0, 0.0])
diff --git a/src/controls/orbit.rs b/src/controls/orbit.rs
index 5996e22..381bcab 100644
--- a/src/controls/orbit.rs
+++ b/src/controls/orbit.rs
@@ -122,27 +122,25 @@ impl Orbit {
         &mut self,
         input: &Input,
     ) {
-        if !input.hit(self.button) && input.mouse_wheel().abs() < 1e-6 {
-            return;
-        }
-
-        if input.mouse_movements().len() > 0 {
-            let mouse_delta = input.mouse_delta_ndc();
-            let pre = Decomposed {
-                disp: -self.target.to_vec(),
-                ..Decomposed::one()
-            };
-            let q_ver = Quaternion::from_angle_y(Rad(self.speed * (mouse_delta.x)));
-            let axis = self.transform.rot * Vector3::unit_x();
-            let q_hor = Quaternion::from_axis_angle(axis, Rad(self.speed * (mouse_delta.y)));
-            let post = Decomposed {
-                scale: 1.0 + input.mouse_wheel() / 1000.0,
-                rot: q_hor * q_ver,
-                disp: self.target.to_vec(),
-            };
-            self.transform = post.concat(&pre.concat(&self.transform));
-            let pf: mint::Vector3<f32> = self.transform.disp.into();
-            self.object.set_transform(pf, self.transform.rot, 1.0);
-        }
+        let mouse_delta = if input.hit(self.button) {
+            input.mouse_delta_ndc()
+        } else {
+            [0.0, 0.0].into()
+        };
+        let pre = Decomposed {
+            disp: -self.target.to_vec(),
+            ..Decomposed::one()
+        };
+        let q_ver = Quaternion::from_angle_y(Rad(self.speed * (mouse_delta.x)));
+        let axis = self.transform.rot * Vector3::unit_x();
+        let q_hor = Quaternion::from_axis_angle(axis, Rad(self.speed * (mouse_delta.y)));
+        let post = Decomposed {
+            scale: 1.0 + input.mouse_wheel() / 1000.0,
+            rot: q_hor * q_ver,
+            disp: self.target.to_vec(),
+        };
+        self.transform = post.concat(&pre.concat(&self.transform));
+        let pf: mint::Vector3<f32> = self.transform.disp.into();
+        self.object.set_transform(pf, self.transform.rot, 1.0);
     }
 }