4 files changed, 18 insertions(+), 11 deletions(-)

M src/components/path.rs
M src/gradient.rs
M src/main.rs
M src/render_context.rs

@@ 6,9 6,9 @@ use crate::render_context::RenderContext;
 use crate::scene::Scene;
 use crate::vertex_array::*;
 
-use bytemuck::{bytes_of, cast_slice};
+use bytemuck::cast_slice;
 use std::mem::size_of;
-use ultraviolet::{Vec2, Vec4};
+use ultraviolet::Vec2;
 
 #[derive(Copy, Clone, Debug, PartialEq)]
 pub enum DrawingMode {

@@ 1,3 1,5 @@
+#![allow(dead_code)]
+
 use ultraviolet::Vec2;
 use crate::color::*;
 

@@ 19,6 19,7 @@ mod util;
 mod vertex_array;
 mod window;
 
+
 use crate::{
     components::{
         camera::CameraComponent,


@@ 38,10 39,11 @@ use crate::{
     window::Window,
 };
 
-use ultraviolet::{Rotor3, Vec3};
 use crate::components::path::PathBuilder;
 use crate::input_context::{Event, TouchPhase};
 use crate::texture::Texture;
+use std::time::SystemTime;
+use ultraviolet::{Rotor3, Vec3};
 
 const RESOLUTION: (u32, u32) = (1280, 720);
 


@@ 112,14 114,16 @@ fn main() {
     square.material = Some(MaterialComponent::with_color(&Color::CYAN));
     scene.add_entity(square);
 
+    let start = SystemTime::now();
     app.engine.register_system(move |scene, _, _| {
-        unsafe {
-            static mut THETA: f32 = 0.0;
-            let square = scene.find_entity_mut(square_id).unwrap();
-            square.transform.as_mut().unwrap().rotation = Rotor3::from_rotation_xy(THETA);
-
-            THETA += 0.1;
-        }
+        const R_PER_SEC: f32 = 2.0 * std::f32::consts::PI;
+        
+        let now = SystemTime::now();
+        let t = now.duration_since(start).unwrap();
+        let theta = t.as_secs_f32() * R_PER_SEC;
+        
+        let square = scene.find_entity_mut(square_id).unwrap();
+        square.transform.as_mut().unwrap().rotation = Rotor3::from_rotation_xy(theta);
     });
 
     // run the scene

@@ 9,6 9,7 @@ use crate::sdl::SDLContext;
 use crate::shader_program::*;
 
 #[derive(Copy, Clone, Debug, PartialEq, Eq, Hash)]
+#[allow(dead_code)]
 pub enum FontFamily {
     RobotoMono,
     DINPro,


@@ 65,7 66,7 @@ impl<'a> RenderContext<'a> {
         let img_context = sdl2::image::init(InitFlag::PNG)?;
 
         // set swap interval on SDL video context
-        sdl_ctx.video.gl_set_swap_interval(SwapInterval::VSync)?;
+        sdl_ctx.video.gl_set_swap_interval(SwapInterval::Immediate)?;
 
         // initialize shader program
         let shader_program = ShaderProgramBuilder::new()