From 08f78ab453311e94788cdeb9cbeddd01583cfff6 Mon Sep 17 00:00:00 2001
From: Vijfhoek <me@vijf.life>
Date: Wed, 2 Jun 2021 16:30:13 +0200
Subject: [PATCH] Add creative mode toggle

---
 src/state/world_state.rs | 34 ++++++++++++++++++++++++++++------
 1 file changed, 28 insertions(+), 6 deletions(-)

diff --git a/src/state/world_state.rs b/src/state/world_state.rs
index 28ca955..ce3c6a8 100644
--- a/src/state/world_state.rs
+++ b/src/state/world_state.rs
@@ -49,6 +49,7 @@ pub struct WorldState {
 
     pub up_speed: f32,
     pub sprinting: bool,
+    pub creative: bool,
 }
 
 impl WorldState {
@@ -388,6 +389,7 @@ impl WorldState {
             backward_pressed: false,
             left_pressed: false,
             right_pressed: false,
+            creative: false,
         };
 
         world_state.update_world_geometry(render_context);
@@ -530,7 +532,25 @@ impl WorldState {
             VirtualKeyCode::S => self.backward_pressed = pressed,
             VirtualKeyCode::A => self.left_pressed = pressed,
             VirtualKeyCode::D => self.right_pressed = pressed,
-            VirtualKeyCode::Space if state == &ElementState::Pressed => self.up_speed = 0.6,
+            VirtualKeyCode::F2 if pressed => self.creative = !self.creative,
+            VirtualKeyCode::Space => {
+                self.up_speed = if self.creative {
+                    if pressed {
+                        1.0
+                    } else {
+                        0.0
+                    }
+                } else {
+                    0.6
+                }
+            }
+            VirtualKeyCode::LShift if self.creative => {
+                self.up_speed = if pressed {
+                    -1.0
+                } else {
+                    0.0
+                }
+            }
             VirtualKeyCode::LControl => self.sprinting = state == &ElementState::Pressed,
             _ => (),
         }
@@ -556,7 +576,7 @@ impl WorldState {
 
         let up = Vector3::unit_y() * self.up_speed * speed * dt_seconds;
         new_position += up;
-        if self.check_collision(new_position) {
+        if !self.creative && self.check_collision(new_position) {
             new_position -= up;
             self.up_speed = 0.0;
         }
@@ -565,7 +585,7 @@ impl WorldState {
         let forward = Vector3::new(yaw_cos, 0.0, yaw_sin).normalize();
         let forward = forward * forward_speed as f32 * speed * dt_seconds;
         new_position += forward;
-        if self.check_collision(new_position) {
+        if !self.creative && self.check_collision(new_position) {
             new_position -= forward;
         }
 
@@ -573,14 +593,16 @@ impl WorldState {
         let right = Vector3::new(-yaw_sin, 0.0, yaw_cos).normalize();
         let right = right * right_speed as f32 * speed * dt_seconds;
         new_position += right;
-        if self.check_collision(new_position) {
+        if !self.creative && self.check_collision(new_position) {
             new_position -= right;
         }
 
         self.camera.position = new_position;
 
-        self.up_speed -= 1.6 * dt.as_secs_f32();
-        self.up_speed *= 0.98_f32.powf(dt.as_secs_f32() / 20.0);
+        if !self.creative {
+            self.up_speed -= 1.6 * dt.as_secs_f32();
+            self.up_speed *= 0.98_f32.powf(dt.as_secs_f32() / 20.0);
+        }
     }
 
     pub fn update(&mut self, dt: Duration, render_context: &RenderContext) {