removed old sprite sheet file, added static and animated sprites

This commit is contained in:
2015-01-16 17:29:26 +01:00
parent 05ee60cdc4
commit 6957f340f3
2 changed files with 147 additions and 34 deletions

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@@ -1,9 +1,8 @@
extern crate sdl2;
extern crate sdl2_image;
use std::os;
use std::num::Float;
use std::iter::range_step;
use sdl2::video::{Window, WindowPos, OPENGL};
use sdl2::event::{poll_event, Event};
@@ -42,7 +41,85 @@ const PLAYER_ACCELERATION_X_CHANGE : f32 = 0.06;
#[derive(Clone)]
enum Tile {
Empty,
Floor(Color)
Background(Rect),
Floor(Rect)
}
trait Sprite {
fn update(&mut self, usize) {}
fn render(&self, &sdl2::render::Renderer, &Rect);
}
struct StaticSprite<'a> {
texture: &'a sdl2::render::Texture,
x: i32,
y: i32
}
impl<'a> StaticSprite<'a> {
fn new(texture: &'a sdl2::render::Texture, x: i32, y: i32) -> StaticSprite<'a> {
StaticSprite {
texture: texture,
x: x,
y: y
}
}
}
impl<'a> Sprite for StaticSprite<'a> {
fn render(&self, renderer: &sdl2::render::Renderer, destination: &Rect) {
let _ = renderer.copy(self.texture, Some(Rect::new(80 + (16 * self.x), 16 * self.y, 16, 16)), Some(*destination));
}
}
struct AnimatedSprite<'a> {
texture: &'a sdl2::render::Texture,
x: i32,
y: i32,
frame: i32,
frames: i32,
time: usize,
frame_time: usize
}
impl<'a> AnimatedSprite<'a> {
fn new(texture: &'a sdl2::render::Texture, x: i32, y: i32, frames: i32, fps: i32) -> AnimatedSprite<'a> {
AnimatedSprite {
texture: texture,
x: x,
y: y,
frame: 0,
frames: frames,
time: 0,
frame_time: 1000 / fps as usize
}
}
}
impl<'a> Sprite for AnimatedSprite<'a> {
fn update(&mut self, elapsed: usize) {
self.time += elapsed;
if self.time > self.frame_time {
self.frame += 1;
self.time = 0;
if self.frame < self.frames {
self.x += 16;
} else {
self.x -= 16 * (self.frames - 1) as i32;
self.frame = 0;
}
}
}
fn render(&self, renderer: &sdl2::render::Renderer, destination: &Rect) {
let _ = renderer.copy(self.texture, Some(Rect::new(self.x, self.y, 16, 16)), Some(*destination));
}
}
@@ -60,34 +137,69 @@ fn main() {
Err(err) => panic!("failed to create renderer: {}", err)
};
let floor = Path::new("gfx/floor.png");
let surface = match sdl2_image::LoadSurface::from_file(&floor) {
let world_surface = match sdl2_image::LoadSurface::from_file(&Path::new("gfx/world.png")) {
Ok(surface) => surface,
Err(err) => panic!(format!("failed to load png: {}", err))
Err(err) => panic!("failed to load png: {}", err)
};
let texture = match renderer.create_texture_from_surface(&surface) {
let world_sprites = match renderer.create_texture_from_surface(&world_surface) {
Ok(texture) => texture,
Err(err) => panic!(format!("failed to create surface: {}", err))
Err(err) => panic!("failed to create surface: {}", err)
};
let player_surface = match sdl2_image::LoadSurface::from_file(&Path::new("gfx/mario.png")) {
Ok(surface) => surface,
Err(err) => panic!("failed to load png: {}", err)
};
let player_sprites = match renderer.create_texture_from_surface(&player_surface) {
Ok(texture) => texture,
Err(err) => panic!("failed to create surface: {}", err)
};
let mut player_sprite = AnimatedSprite::new(&player_sprites, 96, 32, 3, 15);
let mut keyboard = KeyboardHandler::new();
let mut layer = Layer::new(120, 20, TILE_WIDTH, TILE_HEIGHT, Tile::Empty);
let mut layer = Layer::new(212, 20, TILE_WIDTH, TILE_HEIGHT, Tile::Empty);
let colors = vec![Color::RGB(0, 0, 255), Color::RGB(0, 128, 255)];
for x in range(5, 120) {
layer.set_tile(x, 14, Tile::Floor(colors[(x % 2) as usize]));
}
for x in range(11, 20) {
layer.set_tile(x, 13, Tile::Floor(colors[(x % 2) as usize]));
}
for x in range(14, 20) {
layer.set_tile(x, 11, Tile::Floor(colors[(x % 2) as usize]));
layer.set_tile(2, 15, Tile::Background(Rect::new(16 * 9, 16 * 8, 16, 16)));
layer.set_tile(1, 16, Tile::Background(Rect::new(16 * 8, 16 * 8, 16, 16)));
layer.set_tile(2, 16, Tile::Background(Rect::new(16 * 8, 16 * 9, 16, 16)));
layer.set_tile(3, 16, Tile::Background(Rect::new(16 * 10, 16 * 8, 16, 16)));
layer.set_tile(0, 17, Tile::Background(Rect::new(16 * 8, 16 * 8, 16, 16)));
layer.set_tile(1, 17, Tile::Background(Rect::new(16 * 8, 16 * 9, 16, 16)));
layer.set_tile(2, 17, Tile::Background(Rect::new(16 * 9, 16 * 9, 16, 16)));
layer.set_tile(3, 17, Tile::Background(Rect::new(16 * 8, 16 * 9, 16, 16)));
layer.set_tile(4, 17, Tile::Background(Rect::new(16 * 10, 16 * 8, 16, 16)));
layer.set_tile(11, 17, Tile::Background(Rect::new(16 * 11, 16 * 9, 16, 16)));
layer.set_tile(12, 17, Tile::Background(Rect::new(16 * 12, 16 * 9, 16, 16)));
layer.set_tile(13, 17, Tile::Background(Rect::new(16 * 12, 16 * 9, 16, 16)));
layer.set_tile(14, 17, Tile::Background(Rect::new(16 * 12, 16 * 9, 16, 16)));
layer.set_tile(15, 17, Tile::Background(Rect::new(16 * 13, 16 * 9, 16, 16)));
layer.set_tile(16, 14, Tile::Floor(Rect::new(16 * 24, 16 * 0, 16, 16)));
layer.set_tile(17, 16, Tile::Background(Rect::new(16 * 9, 16 * 8, 16, 16)));
layer.set_tile(16, 17, Tile::Background(Rect::new(16 * 8, 16 * 8, 16, 16)));
layer.set_tile(17, 17, Tile::Background(Rect::new(16 * 8, 16 * 9, 16, 16)));
layer.set_tile(18, 17, Tile::Background(Rect::new(16 * 10, 16 * 8, 16, 16)));
for x in range(0, 212) {
layer.set_tile(x, 18, Tile::Floor(Rect::new(16 * 0, 16 * 0, 16, 16)));
layer.set_tile(x, 19, Tile::Floor(Rect::new(16 * 0, 16 * 0, 16, 16)));
}
let mut camera = Camera::new(0, 0, SCREEN_WIDTH, SCREEN_HEIGHT, layer.to_rect());
let mut player = Player::new(390.0, 390.0);
@@ -185,8 +297,8 @@ fn main() {
if let Some(tile) = layer.get_tile(x, y) {
d = match *tile {
Tile::Empty => d,
Tile::Floor(_) => d.min(t)
Tile::Floor(_) => d.min(t),
_ => d
}
} else {
break;
@@ -220,8 +332,8 @@ fn main() {
if let Some(tile) = layer.get_tile(x, y) {
d = match *tile {
Tile::Empty => d,
Tile::Floor(_) => d.max(t)
Tile::Floor(_) => d.max(t),
_ => d
}
} else {
break;
@@ -257,8 +369,8 @@ fn main() {
if let Some(tile) = layer.get_tile(x, y) {
d = match *tile {
Tile::Empty => d,
Tile::Floor(_) => d.min(t)
Tile::Floor(_) => d.min(t),
_ => d
}
} else {
break;
@@ -296,8 +408,8 @@ fn main() {
if let Some(tile) = layer.get_tile(x, y) {
d = match *tile {
Tile::Empty => d,
Tile::Floor(_) => d.max(t)
Tile::Floor(_) => d.max(t),
_ => d
}
} else {
break;
@@ -318,6 +430,8 @@ fn main() {
}
}
player_sprite.update(elapsed);
camera.center(&player.to_rect());
lag -= MS_PER_UPDATE;
@@ -331,19 +445,18 @@ fn main() {
match *tile {
Tile::Empty => (),
Tile::Floor(color) => {
let _ = renderer.set_draw_color(color);
let _ = renderer.fill_rect(&object);
Tile::Background(src) => {
let _ = renderer.copy(&world_sprites, Some(src), Some(object));
}
Tile::Floor(src) => {
let _ = renderer.copy(&world_sprites, Some(src), Some(object));
}
}
});
let player_rect = camera_relative_rect(&camera.to_rect(), &player.to_rect());
let _ = renderer.set_draw_color(Color::RGB(0, 255, 0));
let _ = renderer.fill_rect(&player_rect);
let _ = renderer.copy(&texture, None, Some(Rect::new(0, 0, 32, 32)));
player_sprite.render(&renderer, &player_rect);
renderer.present();