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Added all the Jumping mechanics

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This commit is contained in:
Rohmer Maxime
2022-05-18 12:23:24 +02:00
parent 3d5c4af0a2
commit 949ed42cfa
1 changed files with 71 additions and 57 deletions
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src/main.rs
+49 -35
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@@ -51,11 +51,11 @@ const DEFAULT_MAP:&[Tile] = &[
Tile::sky,Tile::sky,Tile::sky,Tile::sky,Tile::sky, Tile::sky,Tile::sky,Tile::sky,Tile::sky,Tile::sky, Tile::sky,Tile::sky,Tile::sky,Tile::sky,Tile::sky, Tile::sky,Tile::sky,Tile::sky,Tile::sky,Tile::sky, Tile::sky,Tile::sky,Tile::sky,Tile::sky,Tile::sky, Tile::sky,Tile::sky,Tile::sky,Tile::sky,Tile::sky, Tile::sky,Tile::sky,Tile::sky,Tile::sky,Tile::sky, Tile::sky,Tile::sky,Tile::sky,Tile::sky,Tile::sky, Tile::sky,Tile::sky,Tile::sky,Tile::sky,Tile::sky, Tile::sky,Tile::sky,Tile::sky,Tile::sky,Tile::sky, Tile::sky,Tile::sky,Tile::sky,Tile::sky,Tile::sky, Tile::sky,Tile::sky,Tile::sky,Tile::sky,Tile::sky, Tile::sky,Tile::sky,Tile::sky,Tile::sky,Tile::sky, Tile::sky,Tile::sky,Tile::sky,Tile::sky,Tile::sky, Tile::sky,Tile::sky,Tile::sky,Tile::sky,Tile::sky, Tile::sky,Tile::sky,Tile::sky,Tile::sky,Tile::sky, Tile::sky,Tile::sky,Tile::sky,Tile::sky,Tile::sky, Tile::sky,Tile::sky,Tile::sky,Tile::sky,Tile::sky, Tile::sky,Tile::sky,Tile::sky,Tile::sky,Tile::sky, Tile::sky,Tile::sky,Tile::sky,Tile::sky,Tile::sky,
Tile::sky,Tile::sky,Tile::sky,Tile::sky,Tile::sky, Tile::sky,Tile::sky,Tile::sky,Tile::sky,Tile::sky, Tile::sky,Tile::sky,Tile::sky,Tile::sky,Tile::sky, Tile::sky,Tile::sky,Tile::sky,Tile::sky,Tile::sky, Tile::sky,Tile::sky,Tile::sky,Tile::sky,Tile::sky, Tile::sky,Tile::sky,Tile::sky,Tile::sky,Tile::sky, Tile::sky,Tile::sky,Tile::sky,Tile::sky,Tile::sky, Tile::sky,Tile::sky,Tile::sky,Tile::sky,Tile::sky, Tile::sky,Tile::sky,Tile::sky,Tile::sky,Tile::sky, Tile::sky,Tile::sky,Tile::sky,Tile::sky,Tile::sky, Tile::sky,Tile::sky,Tile::sky,Tile::sky,Tile::sky, Tile::sky,Tile::sky,Tile::sky,Tile::sky,Tile::sky, Tile::sky,Tile::sky,Tile::sky,Tile::sky,Tile::sky, Tile::sky,Tile::sky,Tile::sky,Tile::sky,Tile::sky, Tile::sky,Tile::sky,Tile::sky,Tile::sky,Tile::sky, Tile::sky,Tile::sky,Tile::sky,Tile::sky,Tile::sky, Tile::sky,Tile::sky,Tile::sky,Tile::sky,Tile::sky, Tile::sky,Tile::sky,Tile::sky,Tile::sky,Tile::sky, Tile::sky,Tile::sky,Tile::sky,Tile::sky,Tile::sky, Tile::sky,Tile::sky,Tile::sky,Tile::sky,Tile::sky,
Tile::rock,Tile::rock,Tile::rock,Tile::rock,Tile::rock, Tile::rock,Tile::rock,Tile::rock,Tile::rock,Tile::rock, Tile::rock,Tile::rock,Tile::rock,Tile::rock,Tile::rock, Tile::rock,Tile::rock,Tile::rock,Tile::rock,Tile::rock, Tile::rock,Tile::rock,Tile::rock,Tile::rock,Tile::rock, Tile::rock,Tile::rock,Tile::rock,Tile::rock,Tile::rock, Tile::rock,Tile::rock,Tile::rock,Tile::rock,Tile::rock, Tile::rock,Tile::rock,Tile::rock,Tile::rock,Tile::rock, Tile::rock,Tile::rock,Tile::rock,Tile::rock,Tile::rock, Tile::rock,Tile::rock,Tile::rock,Tile::rock,Tile::rock, Tile::rock,Tile::rock,Tile::rock,Tile::rock,Tile::rock, Tile::sand,Tile::grass,Tile::sand,Tile::rock,Tile::rock, Tile::rock,Tile::rock,Tile::rock,Tile::rock,Tile::rock, Tile::rock,Tile::rock,Tile::rock,Tile::rock,Tile::rock, Tile::rock,Tile::rock,Tile::rock,Tile::rock,Tile::rock, Tile::rock,Tile::rock,Tile::rock,Tile::rock,Tile::rock, Tile::rock,Tile::rock,Tile::rock,Tile::rock,Tile::rock, Tile::rock,Tile::rock,Tile::rock,Tile::rock,Tile::rock, Tile::rock,Tile::rock,Tile::rock,Tile::rock,Tile::rock, Tile::rock,Tile::rock,Tile::rock,Tile::rock,Tile::rock,
Tile::rock,Tile::rock,Tile::rock,Tile::rock,Tile::rock, Tile::rock,Tile::rock,Tile::rock,Tile::rock,Tile::rock, Tile::rock,Tile::rock,Tile::rock,Tile::rock,Tile::rock, Tile::rock,Tile::rock,Tile::rock,Tile::rock,Tile::rock, Tile::rock,Tile::rock,Tile::rock,Tile::rock,Tile::rock, Tile::rock,Tile::rock,Tile::rock,Tile::rock,Tile::rock, Tile::rock,Tile::rock,Tile::rock,Tile::rock,Tile::rock, Tile::rock,Tile::rock,Tile::rock,Tile::rock,Tile::rock, Tile::rock,Tile::rock,Tile::rock,Tile::rock,Tile::rock, Tile::rock,Tile::rock,Tile::rock,Tile::rock,Tile::rock, Tile::rock,Tile::rock,Tile::rock,Tile::rock,Tile::rock, Tile::rock,Tile::sand,Tile::grass,Tile::sand,Tile::rock, Tile::rock,Tile::rock,Tile::rock,Tile::rock,Tile::rock, Tile::rock,Tile::rock,Tile::rock,Tile::rock,Tile::rock, Tile::rock,Tile::rock,Tile::rock,Tile::rock,Tile::rock, Tile::rock,Tile::rock,Tile::rock,Tile::rock,Tile::rock, Tile::rock,Tile::rock,Tile::rock,Tile::rock,Tile::rock, Tile::rock,Tile::rock,Tile::rock,Tile::rock,Tile::rock, Tile::rock,Tile::rock,Tile::rock,Tile::rock,Tile::rock, Tile::rock,Tile::rock,Tile::rock,Tile::rock,Tile::rock,
Tile::rock,Tile::rock,Tile::rock,Tile::rock,Tile::rock, Tile::rock,Tile::rock,Tile::rock,Tile::rock,Tile::rock, Tile::rock,Tile::rock,Tile::rock,Tile::rock,Tile::rock, Tile::rock,Tile::rock,Tile::rock,Tile::rock,Tile::rock, Tile::rock,Tile::rock,Tile::rock,Tile::rock,Tile::rock, Tile::rock,Tile::rock,Tile::rock,Tile::rock,Tile::rock, Tile::rock,Tile::rock,Tile::rock,Tile::rock,Tile::rock, Tile::rock,Tile::rock,Tile::rock,Tile::rock,Tile::rock, Tile::rock,Tile::rock,Tile::rock,Tile::rock,Tile::rock, Tile::rock,Tile::rock,Tile::rock,Tile::rock,Tile::rock, Tile::rock,Tile::rock,Tile::rock,Tile::rock,Tile::rock, Tile::rock,Tile::rock,Tile::sand,Tile::grass,Tile::sand, Tile::rock,Tile::rock,Tile::rock,Tile::rock,Tile::rock, Tile::rock,Tile::rock,Tile::rock,Tile::rock,Tile::rock, Tile::rock,Tile::rock,Tile::rock,Tile::rock,Tile::rock, Tile::rock,Tile::rock,Tile::rock,Tile::rock,Tile::rock, Tile::rock,Tile::rock,Tile::rock,Tile::rock,Tile::rock, Tile::rock,Tile::rock,Tile::rock,Tile::rock,Tile::rock, Tile::rock,Tile::rock,Tile::rock,Tile::rock,Tile::rock, Tile::rock,Tile::rock,Tile::rock,Tile::rock,Tile::rock,
Tile::rock,Tile::rock,Tile::rock,Tile::rock,Tile::rock, Tile::rock,Tile::rock,Tile::rock,Tile::rock,Tile::rock, Tile::rock,Tile::rock,Tile::rock,Tile::rock,Tile::rock, Tile::rock,Tile::rock,Tile::rock,Tile::rock,Tile::rock, Tile::rock,Tile::rock,Tile::rock,Tile::rock,Tile::rock, Tile::rock,Tile::rock,Tile::rock,Tile::rock,Tile::rock, Tile::rock,Tile::rock,Tile::rock,Tile::rock,Tile::rock, Tile::rock,Tile::rock,Tile::rock,Tile::rock,Tile::rock, Tile::rock,Tile::rock,Tile::rock,Tile::rock,Tile::rock, Tile::rock,Tile::rock,Tile::rock,Tile::rock,Tile::rock, Tile::rock,Tile::rock,Tile::rock,Tile::rock,Tile::rock, Tile::rock,Tile::rock,Tile::rock,Tile::sand,Tile::grass, Tile::sand,Tile::rock,Tile::rock,Tile::rock,Tile::rock, Tile::rock,Tile::rock,Tile::rock,Tile::rock,Tile::rock, Tile::rock,Tile::rock,Tile::rock,Tile::rock,Tile::rock, Tile::rock,Tile::rock,Tile::rock,Tile::rock,Tile::rock, Tile::rock,Tile::rock,Tile::rock,Tile::rock,Tile::rock, Tile::rock,Tile::rock,Tile::rock,Tile::rock,Tile::rock, Tile::rock,Tile::rock,Tile::rock,Tile::rock,Tile::rock, Tile::rock,Tile::rock,Tile::rock,Tile::rock,Tile::rock,
Tile::rock,Tile::rock,Tile::rock,Tile::rock,Tile::rock, Tile::rock,Tile::rock,Tile::rock,Tile::rock,Tile::rock, Tile::rock,Tile::rock,Tile::rock,Tile::rock,Tile::rock, Tile::rock,Tile::rock,Tile::rock,Tile::rock,Tile::rock, Tile::rock,Tile::rock,Tile::rock,Tile::rock,Tile::rock, Tile::rock,Tile::rock,Tile::rock,Tile::rock,Tile::rock, Tile::rock,Tile::rock,Tile::rock,Tile::rock,Tile::rock, Tile::rock,Tile::rock,Tile::rock,Tile::rock,Tile::rock, Tile::rock,Tile::rock,Tile::rock,Tile::rock,Tile::rock, Tile::rock,Tile::rock,Tile::rock,Tile::rock,Tile::rock, Tile::rock,Tile::rock,Tile::rock,Tile::rock,Tile::rock, Tile::rock,Tile::rock,Tile::rock,Tile::rock,Tile::sand, Tile::grass,Tile::sand,Tile::rock,Tile::rock,Tile::rock, Tile::rock,Tile::rock,Tile::rock,Tile::rock,Tile::rock, Tile::rock,Tile::rock,Tile::rock,Tile::rock,Tile::rock, Tile::rock,Tile::rock,Tile::rock,Tile::rock,Tile::rock, Tile::rock,Tile::rock,Tile::rock,Tile::rock,Tile::rock, Tile::rock,Tile::rock,Tile::rock,Tile::rock,Tile::rock, Tile::rock,Tile::rock,Tile::rock,Tile::rock,Tile::rock, Tile::rock,Tile::rock,Tile::rock,Tile::rock,Tile::rock,
]; ];
#[derive(Clone)] #[derive(Clone)]
@@ -155,8 +155,8 @@ impl Game{
let main_ball_color:Color = Color::RGB(0xFA, 0xFD, 0xF6); let main_ball_color:Color = Color::RGB(0xFA, 0xFD, 0xF6);
let main_ball_outline:Color = Color::RGB(0x17, 0x2A, 0x33); let main_ball_outline:Color = Color::RGB(0x17, 0x2A, 0x33);
let background_color:Color = Color::RGB(0xFF,0xFF,0xFF); let background_color:Color = Color::RGB(0xFF,0xFF,0xFF);
let velocity_color:u8 = ((self.main_ball.velocity.x * 4).abs() + (self.main_ball.velocity.y * 4).abs()) as u8; let charge_color:u8 = ((self.main_ball.charge.x * 4).abs() + (self.main_ball.charge.y * 4).abs()) as u8;
let arrow_color:Color = Color::RGB(velocity_color,0x00,0x00); let arrow_color:Color = Color::RGB(charge_color,0x00,0x00);
let arrow_outline:Color = Color::RGB(0x00,0x00,0x00); let arrow_outline:Color = Color::RGB(0x00,0x00,0x00);
ctx.set_draw_color(background_color); ctx.set_draw_color(background_color);
ctx.clear(); ctx.clear();
@@ -169,15 +169,16 @@ impl Game{
ctx.fill_rect(self.main_ball.shape).expect("Could not fill the rectangle"); ctx.fill_rect(self.main_ball.shape).expect("Could not fill the rectangle");
ctx.set_draw_color(main_ball_outline); ctx.set_draw_color(main_ball_outline);
ctx.draw_rect(self.main_ball.shape).expect("Could not ouline the rectangle"); ctx.draw_rect(self.main_ball.shape).expect("Could not ouline the rectangle");
let apex:Point = Point::new(center.x + (self.main_ball.velocity.x * DEBUG_FX_SIZE_RATIO) as i32,center.y + (self.main_ball.velocity.y * DEBUG_FX_SIZE_RATIO) as i32); let apex:Point = Point::new(center.x + (self.main_ball.charge.x * DEBUG_FX_SIZE_RATIO) as i32,center.y + (self.main_ball.charge.y * DEBUG_FX_SIZE_RATIO) as i32);
ctx.draw_line(center,apex).expect("Could not render the Debug FX"); ctx.draw_line(center,apex).expect("Could not render the Debug FX");
}else{ }else{
fill_circle(ctx, center.x, center.y,self.main_ball.shape.width() as i32 / 2, main_ball_color); fill_circle(ctx, center.x, center.y,self.main_ball.shape.width() as i32 / 2, main_ball_color);
draw_circle(ctx,center.x,center.y,self.main_ball.shape.width() as i32 / 2, main_ball_outline); draw_circle(ctx,center.x,center.y,self.main_ball.shape.width() as i32 / 2, main_ball_outline);
draw_circle(ctx,center.x,center.y,self.main_ball.shape.width() as i32 / 2 + 1, main_ball_outline); draw_circle(ctx,center.x,center.y,self.main_ball.shape.width() as i32 / 2 + 1, main_ball_outline);
let apex:Point = Point::new(center.x + (self.main_ball.velocity.x * ARROW_SIZE_RATIO) as i32,center.y + (self.main_ball.velocity.y * ARROW_SIZE_RATIO) as i32); let apex:Point = Point::new(center.x + (self.main_ball.charge.x * ARROW_SIZE_RATIO) as i32,center.y + (self.main_ball.charge.y * ARROW_SIZE_RATIO) as i32);
let offset = Point::new(((apex.x - center.x) as f32 / ARROW_PARTS as f32) as i32,((apex.y -center.y) as f32 / ARROW_PARTS as f32) as i32); let offset = Point::new(((apex.x - center.x) as f32 / ARROW_PARTS as f32) as i32,((apex.y -center.y) as f32 / ARROW_PARTS as f32) as i32);
if self.main_ball.grounded{
for i in 0..ARROW_PARTS{ for i in 0..ARROW_PARTS{
ctx.set_draw_color(arrow_color); ctx.set_draw_color(arrow_color);
let center = Point::new(center.x + i*offset.x,center.y + i*offset.y); let center = Point::new(center.x + i*offset.x,center.y + i*offset.y);
@@ -186,17 +187,23 @@ impl Game{
} }
} }
} }
}
pub fn up(&mut self){ pub fn up(&mut self){
self.main_ball.velocity.y -= BALL_SPEED as i32; if self.main_ball.grounded{self.main_ball.charge.y -= BALL_SPEED as i32;}
} }
pub fn down(&mut self){ pub fn down(&mut self){
self.main_ball.velocity.y += BALL_SPEED as i32; if self.main_ball.grounded{self.main_ball.charge.y += BALL_SPEED as i32;}
} }
pub fn left(&mut self){ pub fn left(&mut self){
self.main_ball.velocity.x -= BALL_SPEED as i32; if self.main_ball.grounded{self.main_ball.charge.x -= BALL_SPEED as i32;}
} }
pub fn right(&mut self){ pub fn right(&mut self){
self.main_ball.velocity.x += BALL_SPEED as i32; if self.main_ball.grounded{self.main_ball.charge.x += BALL_SPEED as i32;}
}
pub fn jump(&mut self){
if self.main_ball.grounded{
self.main_ball.grounded = false;
}
} }
pub fn toggle_debug(&mut self){ pub fn toggle_debug(&mut self){
self.draw_debug = !self.draw_debug; self.draw_debug = !self.draw_debug;
@@ -208,7 +215,7 @@ impl Game{
} }
pub fn right_click(&mut self,_mouse_position:Point){ pub fn right_click(&mut self,_mouse_position:Point){
// Removes any vectors // Removes any vectors
self.main_ball.velocity = Point::new(0,0); self.main_ball.charge = Point::new(0,0);
} }
pub fn update(&mut self){ pub fn update(&mut self){
let bloc = &mut self.main_ball; let bloc = &mut self.main_ball;
@@ -217,49 +224,53 @@ impl Game{
let width = bloc.shape.width() as i32; let width = bloc.shape.width() as i32;
let height = bloc.shape.height() as i32; let height = bloc.shape.height() as i32;
//Window Collision Detection if !bloc.grounded{
posx += bloc.charge.x;
posy += bloc.charge.y;
//gravity
bloc.charge.y += 1;
if posy + height >= WINDOW_HEIGHT{ if posy + height >= WINDOW_HEIGHT{
posy = WINDOW_HEIGHT - height; posy = WINDOW_HEIGHT - height;
bloc.velocity.y = bounce(bloc.velocity.y); //hits the bottom
bloc.grounded = true;
bloc.charge = Point::new(0,0);
} }
if posy <= 0{ if posy <= 0{
posy = 0; posy = 0;
bloc.velocity.y = bounce(bloc.velocity.y);
} }
if posx + width >= WINDOW_WIDTH{ if posx + width >= WINDOW_WIDTH{
posx = WINDOW_WIDTH - width; posx = WINDOW_WIDTH - width;
bloc.velocity.x = bounce(bloc.velocity.x); bloc.charge.x = ((-bloc.charge.x as f32 / 100.0) * BOUNCE_RATIO as f32) as i32;
} }
if posx <= 0{ if posx <= 0{
posx = 0; posx = 0;
bloc.velocity.x = bounce(bloc.velocity.x); bloc.charge.x = -bloc.charge.x;
} }
}
//Uggly way to maintain the bloc in a normal speed //Uggly way to maintain the bloc in a normal speed
if bloc.velocity.x > MAX_SPEED as i32{ if bloc.charge.x > MAX_SPEED as i32{
bloc.velocity.x = MAX_SPEED as i32; bloc.charge.x = MAX_SPEED as i32;
} }
if bloc.velocity.x < -MAX_SPEED as i32{ if bloc.charge.x < -MAX_SPEED as i32{
bloc.velocity.x = -MAX_SPEED as i32; bloc.charge.x = -MAX_SPEED as i32;
} }
if bloc.velocity.y > MAX_SPEED as i32{ if bloc.charge.y > MAX_SPEED as i32{
bloc.velocity.y = MAX_SPEED as i32; bloc.charge.y = MAX_SPEED as i32;
} }
if bloc.velocity.y < -MAX_SPEED as i32{ if bloc.charge.y < -MAX_SPEED as i32{
bloc.velocity.y = -MAX_SPEED as i32; bloc.charge.y = -MAX_SPEED as i32;
} }
posx += bloc.velocity.x;
posy += bloc.velocity.y;
bloc.shape.set_x(posx); bloc.shape.set_x(posx);
bloc.shape.set_y(posy); bloc.shape.set_y(posy);
} }
} }
pub fn bounce(acceleration:i32)->i32{
-(acceleration as f32 / 100.0 * BOUNCE_RATIO as f32) as i32
}
//https://stackoverflow.com/questions/65723827/sdl2-function-to-draw-a-filled-circle ## Translated to Rust //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) pub fn fill_circle(ctx:&mut sdl2::render::Canvas<sdl2::video::Window>, x:i32, y:i32, radius:i32, color:Color)
{ {
@@ -313,7 +324,8 @@ pub fn draw_circle(ctx:&mut sdl2::render::Canvas<sdl2::video::Window>, centre_x:
} }
pub struct Entity{ pub struct Entity{
shape:Rect, shape:Rect,
velocity:Point, charge:Point,
grounded:bool,
} }
fn is_up_pressed(e: &sdl2::EventPump) -> bool { fn is_up_pressed(e: &sdl2::EventPump) -> bool {
e.keyboard_state().is_scancode_pressed(Scancode::W) || e.keyboard_state().is_scancode_pressed(Scancode::Up) e.keyboard_state().is_scancode_pressed(Scancode::W) || e.keyboard_state().is_scancode_pressed(Scancode::Up)
@@ -391,6 +403,7 @@ pub fn main_loop(canvas: &mut sdl2::render::Canvas<sdl2::video::Window>,event_pu
if space_state == true{ if space_state == true{
//KeyDown //KeyDown
space_state = false; space_state = false;
game.jump();
} }
} }
let mut mouse_position:Point = check_mouse_left_pressed(event_pump); let mut mouse_position:Point = check_mouse_left_pressed(event_pump);
@@ -443,10 +456,11 @@ pub fn main() {
let main_ball_rectangle = Rect::new( let main_ball_rectangle = Rect::new(
DEFAULT_START_BALL_LOCATION_X,DEFAULT_START_BALL_LOCATION_Y, DEFAULT_BALL_WIDTH as u32, DEFAULT_BALL_WIDTH as u32); DEFAULT_START_BALL_LOCATION_X,DEFAULT_START_BALL_LOCATION_Y, DEFAULT_BALL_WIDTH as u32, DEFAULT_BALL_WIDTH as u32);
let main_ball_velocity = Point::new(0,0); let main_ball_charge = Point::new(0,0);
let main_entity = Entity{ let main_entity = Entity{
shape:main_ball_rectangle, shape:main_ball_rectangle,
velocity:main_ball_velocity charge:main_ball_charge,
grounded:false,
}; };
let mut game = Game{main_ball:main_entity,draw_debug:false,map:Map::new()}; let mut game = Game{main_ball:main_entity,draw_debug:false,map:Map::new()};
main_loop(&mut canvas,&mut event_pump,&mut game); main_loop(&mut canvas,&mut event_pump,&mut game);