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-rw-r--r--src/graphics.rs87
-rw-r--r--src/main.rs18
2 files changed, 71 insertions, 34 deletions
diff --git a/src/graphics.rs b/src/graphics.rs
index 0edb4ad..947992a 100644
--- a/src/graphics.rs
+++ b/src/graphics.rs
@@ -9,6 +9,7 @@ use sfml::graphics::{
RenderWindow,
RenderTarget,
Texture,
+ Image,
Color,
Rect,
};
@@ -51,43 +52,77 @@ pub fn render(window: &mut RenderWindow, state: &crate::game::State) {
window.clear(&bgcolor);
- // load tilesets
- let mut textures: HashMap<u32, Texture> = HashMap::new();
- for tileset in &state.map.tilesets {
-
- let image = &tileset.images[0];
- let asset = Assets::get(&image.source);
-
- if let Some(asset) = asset {
- let texture = Texture::from_memory(
- asset.as_ref(),
- &Rect {
- left: 0,
- top: 0,
- width: image.width,
- height: image.height
- }
- );
-
- if let Some(texture) = texture {
- textures.insert(tileset.first_gid, texture);
- }
- }
- }
-
// render map
+ // loaded textures
+ // TODO: cache outside of this function
+ let mut tilesets: HashMap<u32, Image> = HashMap::new();
+ let mut textures: HashMap<u32, Texture> = HashMap::new();
+
// for each tile
for y in 0 .. state.map.height {
for x in 0 .. state.map.width {
// for each layer
for layer in &state.map.layers {
- state.map.get_tileset_by_gid(layer.tiles[y as usize][x as usize]);
+ let tmx_tile = layer.tiles[y as usize][x as usize];
+
+ let tmx_tileset = match state.map.get_tileset_by_gid(tmx_tile) {
+ Some(tileset) => tileset,
+ None => continue
+ };
+
+ // load tileset if not loaded yet
+ // TODO: load in a separate thread?
+ if !tilesets.contains_key(&tmx_tileset.first_gid) {
+ // TODO: replace with iter or error message
+ assert_eq!(tmx_tileset.images.len(), 1);
+
+ (|| {
+ // load tileset image
+ let tmx_image = &tmx_tileset.images[0];
+
+ let asset = match Assets::get(&tmx_image.source) {
+ Some(asset) => asset,
+ None => return,
+ };
+
+ let image = match Image::from_memory(asset.as_ref()) {
+ Some(image) => image,
+ None => return,
+ };
+
+ // load tiles (textures)
+ let tileset_width = tmx_image.width as u32 / tmx_tileset.tile_width;
+ let tileset_height = tmx_image.height as u32 / tmx_tileset.tile_height;
+
+ for ty in 0 .. tileset_height {
+ for tx in 0 .. tileset_width {
+ let texture = match Texture::from_image_with_rect(
+ &image, &Rect::new(
+ (tx * tmx_tileset.tile_width) as i32,
+ (ty * tmx_tileset.tile_height) as i32,
+ tmx_tileset.tile_width as i32,
+ tmx_tileset.tile_height as i32
+ )
+ ) {
+ Some(texture) => texture,
+ None => continue,
+ };
+ // save tile texture
+ textures.insert(tmx_tile, texture);
+ }
+ }
+
+ // save tileset image
+ tilesets.insert(tmx_tileset.first_gid, image);
+ })();
+ }
+
+ //
}
}
}
-
window.display();
}
diff --git a/src/main.rs b/src/main.rs
index 3cf9d47..b5190bf 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -45,14 +45,16 @@ fn main() {
graphics::update(&mut window);
}
- // aquire state resource
- let mut game_state = match game_state.lock() {
- Ok(game_state) => game_state,
- Err(poisoned) => poisoned.into_inner(),
- };
-
- // stop game thread
- game_state.running = false;
+ {
+ // aquire state resource
+ let mut game_state = match game_state.lock() {
+ Ok(game_state) => game_state,
+ Err(poisoned) => poisoned.into_inner(),
+ };
+
+ // stop game thread
+ game_state.running = false;
+ }
});
// wait for both thread to die