Changed from bloc shape to ball shape and modified colors

ReadMe.md

@@ -18,13 +18,13 @@ cargo run --release
 
 ## Controls
 
-W,A,S,D and Arrow Keys are for moving around the cube.
+W,A,S,D and Arrow Keys are for moving around the ball.
 
-Left Click teleports the block the cursors location
+Left Click teleports the ball to the cursors location.
 
-Right Click cancels any velocity of the cube
+Right Click cancels any velocity of the ball.
 
-Tab toggles a debug mode where you can see the actual vector applied to the cube (maybe even more in the futur)
+Tab toggles a debug mode where you can see the actual vector applied to the ball wich is render as a cube to see its hitbox (maybe even more in the futur)
 
 Spacebar doubles the acceleration (to use with moderation)
 

src/main.rs

@@ -12,7 +12,7 @@ const BLOC_SPEED:f32 = 3.0;
 const MAX_SPEED:f32 = 60.0;
 const DEBUG_FX_SIZE_RATIO:i32 = 2;
 
-const BOUNCE_RATIO:f32 = 80.0;
+const BOUNCE_RATIO:f32 = 60.0;
 
 pub struct Game{
     main_bloc:Entity,
@@ -22,13 +22,19 @@ impl Game{
     pub fn render(&mut self,ctx:&mut sdl2::render::Canvas<sdl2::video::Window>){
         ctx.set_draw_color(Color::RGB(0x6D, 0x6D, 0x64));
         ctx.clear();
-        ctx.set_draw_color(Color::RGB(0x33, 0x33, 0x33));
-        ctx.fill_rect(self.main_bloc.shape).expect("Could not fill the rectangle");
-        if self.draw_debug {
-            ctx.set_draw_color(Color::RGB(0x8b,0x00,0x00));
+        let main_bloc_color:Color = Color::RGB(0x33, 0x33, 0x33);
+        let main_bloc_outline:Color = Color::RGB(0xFC, 0xEC, 0xC9);
         let center:Point = Point::new(self.main_bloc.shape.x + (self.main_bloc.shape.width() / 2) as i32,self.main_bloc.shape.y + (self.main_bloc.shape.width() / 2) as i32);
+        if self.draw_debug {
+            ctx.set_draw_color(main_bloc_color);
+            ctx.fill_rect(self.main_bloc.shape).expect("Could not fill the rectangle");
+            ctx.set_draw_color(main_bloc_outline);
+            ctx.draw_rect(self.main_bloc.shape).expect("Could not ouline the rectangle");
             let apex:Point = Point::new(center.x + (self.main_bloc.velocity.x * DEBUG_FX_SIZE_RATIO) as i32,center.y + (self.main_bloc.velocity.y * DEBUG_FX_SIZE_RATIO) as i32);
             ctx.draw_line(center,apex).expect("Could not render the Debug FX");
+        }else{
+            fill_circle(ctx, center.x, center.y,self.main_bloc.shape.width() as i32 / 2, main_bloc_color);
+            draw_circle(ctx,center.x,center.y,self.main_bloc.shape.width() as i32 / 2, main_bloc_outline);
         }
     }
     pub fn up(&mut self){
@@ -67,7 +73,7 @@ impl Game{
         self.main_bloc.shape.set_x(mouse_position.x - (self.main_bloc.shape.width() / 2) as i32);
         self.main_bloc.shape.set_y(mouse_position.y - (self.main_bloc.shape.height() / 2) as i32);
     }
-    pub fn right_click(&mut self,mouse_position:Point){
+    pub fn right_click(&mut self,_mouse_position:Point){
         // Removes any vectors
         self.main_bloc.velocity = Point::new(0,0);
     }
@@ -118,7 +124,57 @@ impl Game{
         bloc.shape.set_y(posy);
     }
 }
+//https://stackoverflow.com/questions/65723827/sdl2-function-to-draw-a-filled-circle ## Translated to Rust
+pub fn fill_circle(ctx:&mut sdl2::render::Canvas<sdl2::video::Window>, x:i32, y:i32, radius:i32, color:Color)
+{
+    ctx.set_draw_color(color);
+    let diameter = radius * 2;
+    for w in 0..diameter{
+        for h in 0..diameter{
+            let dx = radius - w; // horizontal offset
+            let dy = radius - h; // vertical offset
+            if (dx*dx + dy*dy) <= (radius * radius)
+            {
+                ctx.draw_point(Point::new(x + dx, y + dy)).expect("Trouble rendering the circle");
+            }
+        }
+    }
+}
+// https://stackoverflow.com/questions/38334081/howto-draw-circles-arcs-and-vector-graphics-in-sdl ## Translated to Rust
+pub fn draw_circle(ctx:&mut sdl2::render::Canvas<sdl2::video::Window>, centre_x:i32, centre_y:i32, radius:i32, color:Color)
+{
+    ctx.set_draw_color(color);
+    let diameter = radius * 2;
+    let mut x:i32 = radius - 1;
+    let mut y:i32 = 0;
+    let mut tx:i32 = 1;
+    let mut ty:i32 = 1;
+    let mut error:i32 = tx - diameter;
 
+    while x >= y
+    {
+        //  Each of the following renders an octant of the circle
+        ctx.draw_point(Point::new(centre_x + x, centre_y - y)).expect("Trouble rendering the circle");
+        ctx.draw_point(Point::new(centre_x + x, centre_y + y)).expect("Trouble rendering the circle");
+        ctx.draw_point(Point::new(centre_x - x, centre_y - y)).expect("Trouble rendering the circle");
+        ctx.draw_point(Point::new(centre_x - x, centre_y + y)).expect("Trouble rendering the circle");
+        ctx.draw_point(Point::new(centre_x + y, centre_y - x)).expect("Trouble rendering the circle");
+        ctx.draw_point(Point::new(centre_x + y, centre_y + x)).expect("Trouble rendering the circle");
+        ctx.draw_point(Point::new(centre_x - y, centre_y - x)).expect("Trouble rendering the circle");
+        ctx.draw_point(Point::new(centre_x - y, centre_y + x)).expect("Trouble rendering the circle");
+
+        if error <= 0{
+            y+= 1;
+            error += ty;
+            ty += 2;
+        }
+        if error > 0{
+            x -= 1;
+            tx += 2;
+            error += tx - diameter;
+        }
+    }
+}
 pub struct Entity{
     shape:Rect,
     velocity:Point,