From 52059d83d35d5e922aab13dedd4de9fa60c0d5a8 Mon Sep 17 00:00:00 2001
From: AdamWhitehurst <Adam.Whitehurst@live.com>
Date: Sun, 15 Mar 2020 07:20:42 -0600
Subject: [PATCH] add knockback localevent

---
 common/src/event.rs | 1 +
 common/src/state.rs | 9 +++++++++
 2 files changed, 10 insertions(+)

diff --git a/common/src/event.rs b/common/src/event.rs
index e14ac62bfb..14082fb9e2 100644
--- a/common/src/event.rs
+++ b/common/src/event.rs
@@ -47,6 +47,7 @@ pub enum SfxEvent {
 
 pub enum LocalEvent {
     Jump(EcsEntity),
+    Knockback(EcsEntity),
     WallLeap {
         entity: EcsEntity,
         wall_dir: Vec3<f32>,
diff --git a/common/src/state.rs b/common/src/state.rs
index d2b8386304..a37e14a337 100644
--- a/common/src/state.rs
+++ b/common/src/state.rs
@@ -334,6 +334,7 @@ impl State {
         let events = self.ecs.read_resource::<EventBus<LocalEvent>>().recv_all();
         for event in events {
             let mut velocities = self.ecs.write_storage::<comp::Vel>();
+            let mut orientations = self.ecs.write_storage::<comp::Ori>();
             let mut controllers = self.ecs.write_storage::<comp::Controller>();
             match event {
                 LocalEvent::Jump(entity) => {
@@ -341,6 +342,14 @@ impl State {
                         vel.0.z = HUMANOID_JUMP_ACCEL;
                     }
                 },
+                LocalEvent::Knockback(entity) => {
+                    if let Some(vel) = velocities.get_mut(entity) {
+                        if let Some(ori) = orientations.get_mut(entity) {
+                            vel.0 = -ori.0 * 10.0;
+                            vel.0.z = HUMANOID_JUMP_ACCEL;
+                        }
+                    }
+                },
                 LocalEvent::WallLeap { entity, wall_dir } => {
                     if let (Some(vel), Some(_controller)) =
                         (velocities.get_mut(entity), controllers.get_mut(entity))