add sprites for most tiles

src/main.rs

@@ -1,4 +1,7 @@
-use std::fs::read_to_string;
+use std::{
+	collections::HashMap,
+	fs::{read_dir, read_to_string},
+};
 
 use marble_engine::parse;
 use raylib::prelude::*;
@@ -6,13 +9,28 @@ use raylib::prelude::*;
 mod marble_engine;
 
 fn main() {
-	let (mut rl, thread) = raylib::init().resizable().title("good window title").build();
+	let (mut rl, thread) = raylib::init()
+		.resizable()
+		.title("good window title")
+		.build();
 	rl.set_target_fps(60);
 
-	let board = parse(&read_to_string("boards/adder.mbl").unwrap());
+	let board = parse(&read_to_string("boards/counter.mbl").unwrap());
 	let mut pos_offset = Vector2::zero();
 	let mut machine = marble_engine::Machine::new(board, "Vec::new()".bytes().collect());
 
+	let mut textures: HashMap<String, Texture2D> = HashMap::new();
+	for d in read_dir("assets/tiles").unwrap().flatten() {
+		let name = d.file_name();
+		if d.path().is_file() {
+			let name = name.to_string_lossy();
+			let texture = rl
+				.load_texture(&thread, &format!("assets/tiles/{name}"))
+				.unwrap();
+			textures.insert(name.to_string(), texture);
+		}
+	}
+
 	while !rl.window_should_close() {
 		if rl.is_key_pressed(KeyboardKey::KEY_SPACE) {
 			machine.step();
@@ -27,7 +45,7 @@ fn main() {
 		let mut d = rl.begin_drawing(&thread);
 		d.clear_background(Color::new(64, 64, 64, 255));
 
-		machine.draw(&mut d, pos_offset);
+		machine.draw(&mut d, &textures, pos_offset);
 
 		d.draw_fps(2, 2);
 	}

src/marble_engine.rs

@@ -1,4 +1,6 @@
-use raylib::{drawing::RaylibDrawHandle, math::Vector2};
+use std::collections::HashMap;
+
+use raylib::{drawing::RaylibDrawHandle, math::Vector2, texture::Texture2D};
 
 mod board;
 mod tile;
@@ -48,14 +50,19 @@ impl Machine {
 		}
 	}
 
-	pub fn draw(&self, d: &mut RaylibDrawHandle, offset: Vector2) {
+	pub fn draw(
+		&self,
+		d: &mut RaylibDrawHandle,
+		textures: &HashMap<String, Texture2D>,
+		offset: Vector2,
+	) {
 		let tile_size = 32;
 		for x in 0..self.board.width() {
 			for y in 0..self.board.height() {
 				if let Some(tile) = self.board.get((x, y).into()) {
 					let px = x as i32 * tile_size + offset.x as i32 + tile_size / 2;
 					let py = y as i32 * tile_size + offset.y as i32 + tile_size / 2;
-					tile.draw(d, px, py, tile_size);
+					tile.draw(d, textures, px, py, tile_size);
 				}
 			}
 		}
@@ -66,10 +73,8 @@ impl Machine {
 		// reset wires
 		for y in 0..self.board.height() {
 			for x in 0..self.board.width() {
-				match self.board.get_mut((x, y).into()) {
-					Tile::Powerable(_, state) => *state = false,
-					Tile::Trigger(state) => *state = false,
-					_ => (),
+				if let Tile::Powerable(_, state) = self.board.get_mut((x, y).into()) {
+					*state = false;
 				}
 			}
 		}
@@ -120,7 +125,7 @@ impl Machine {
 							*other_dir = dir;
 						}
 					}
-					Tile::Trigger(state) => {
+					Tile::Powerable(PTile::Trigger, state) => {
 						*state = true;
 						triggers.push(next_pos);
 						let far_pos = dir.step(next_pos);
@@ -191,6 +196,9 @@ impl Machine {
 		let tile = self.board.get_mut(pos);
 		let front_pos = dir.step(pos);
 		if let Tile::Powerable(tile, state) = tile {
+			if let PTile::Trigger = tile {
+				return;
+			}
 			if *state {
 				return;
 			}
@@ -285,6 +293,7 @@ impl Machine {
 						self.propagate_power(dir, dir.step(pos));
 					}
 				}
+				PTile::Trigger => (),
 			}
 		}
 	}
@@ -316,7 +325,7 @@ pub fn parse(source: &str) -> Board {
 					value: 0,
 					dir: Direction::Down,
 				},
-				'*' => Tile::Trigger(false),
+				'*' => Tile::Powerable(PTile::Trigger, false),
 				'-' => Tile::Powerable(PTile::Wire(WireType::Horizontal), false),
 				'|' => Tile::Powerable(PTile::Wire(WireType::Vertical), false),
 				'+' => Tile::Powerable(PTile::Wire(WireType::Cross), false),

src/marble_engine/tile.rs

@@ -1,8 +1,11 @@
+use std::collections::HashMap;
+
 use raylib::{
 	color::Color,
 	drawing::{RaylibDraw, RaylibDrawHandle},
 	ffi::Rectangle,
 	math::Vector2,
+	texture::Texture2D,
 };
 
 use super::board::Pos;
@@ -19,7 +22,6 @@ pub enum Tile {
 		value: MarbleValue,
 		dir: Direction,
 	},
-	Trigger(bool),
 	Digit(u8),
 	Mirror(MirrorType),
 	Arrow(Direction),
@@ -28,6 +30,7 @@ pub enum Tile {
 
 #[derive(Debug, Clone, Copy)]
 pub enum PTile {
+	Trigger,
 	Wire(WireType),
 	Gate(GateType),
 	Math(MathOp),
@@ -88,11 +91,68 @@ impl Tile {
 		}
 	}
 
-	pub fn draw(&self, d: &mut RaylibDrawHandle, x: i32, y: i32, size: i32) {
-		let up = y - size / 2 + 1;
-		let down = y + size / 2 - 1;
-		let left = x - size / 2 + 1;
-		let right = x + size / 2 - 1;
+	pub fn draw(
+		&self,
+		d: &mut RaylibDrawHandle,
+		textures: &HashMap<String, Texture2D>,
+		x: i32,
+		y: i32,
+		size: i32,
+	) {
+		let tex_name = match self {
+			Tile::Blank => "",
+			Tile::Block => "",
+			Tile::Comment(_) => "",
+			Tile::Marble { value, dir } => "todo!()",
+			Tile::Digit(_) => "",
+			Tile::Mirror(_) => "",
+			Tile::Arrow(dir) => match dir {
+				Direction::Up => "up",
+				Direction::Down => "down",
+				Direction::Left => "left",
+				Direction::Right => "right",
+			},
+			Tile::Powerable(tile, state) => {
+				let t = match tile {
+					PTile::Trigger => "trigger",
+					PTile::Wire(wire) => match wire {
+						WireType::Vertical => "wire_vertical",
+						WireType::Horizontal => "wire_horizontal",
+						WireType::Cross => "wire_cross",
+					},
+					PTile::Gate(gate) => match gate {
+						GateType::LessThan => "lt",
+						GateType::GreaterThan => "gt",
+						GateType::Equal => "eq",
+						GateType::NotEqual => "neq",
+					},
+					PTile::Math(math_op) => match math_op {
+						MathOp::Add => "add",
+						MathOp::Sub => "sub",
+						MathOp::Mul => "mul",
+						MathOp::Div => "div",
+						MathOp::Rem => "rem",
+					},
+					PTile::Bag => "bag",
+					PTile::Flipper => "flipper",
+					PTile::Input => "input",
+					PTile::Output => "output",
+				};
+				&format!("{t}_{}", if *state { "on" } else { "off" })
+			}
+		};
+		let tex_name = format!("{tex_name}.png");
+		if let Some(texture) = textures.get(&tex_name) {
+			d.draw_texture_ex(
+				texture,
+				Vector2::new((x - size / 2) as f32, (y - size / 2) as f32),
+				0.0,
+				2.0,
+				Color::WHITE,
+			);
+			return;
+		}
+
 		match self {
 			Tile::Blank => (),
 			Tile::Block => d.draw_rectangle(x - size / 2, y - size / 2, size, size, Color::DIMGRAY),
@@ -110,10 +170,6 @@ impl Tile {
 					Color::MAGENTA,
 				);
 			}
-			Tile::Trigger(state) => {
-				let color = if *state { Color::RED } else { Color::LIGHTGRAY };
-				d.draw_rectangle(x - size / 4, y - size / 4, size / 2, size / 2, color)
-			}
 			Tile::Digit(n) => {
 				d.draw_text(&String::from(*n as char), x - 10, y - 10, 20, Color::ORANGE)
 			}
@@ -132,45 +188,7 @@ impl Tile {
 				};
 				d.draw_rectangle_pro(rec, Vector2::new(width, height) * 0.5, rot, Color::CYAN);
 			}
-			Tile::Arrow(dir) => {
-				let up = Vector2::from((x as f32, up as f32));
-				let down = Vector2::from((x as f32, down as f32));
-				let left = Vector2::from((left as f32, y as f32));
-				let right = Vector2::from((right as f32, y as f32));
-				let (v1, v2, v3) = match dir {
-					Direction::Up => (up, left, right),
-					Direction::Down => (down, right, left),
-					Direction::Left => (left, down, up),
-					Direction::Right => (right, up, down),
-				};
-				d.draw_triangle(v1, v2, v3, Color::CYAN);
-			}
-			Tile::Powerable(tile, state) => {
-				let color = if *state { Color::RED } else { Color::LIGHTGRAY };
-				match tile {
-					PTile::Bag => {
-						d.draw_circle(x, y, size as f32 * 0.4, color);
-						d.draw_circle(x, y, size as f32 * 0.2, Color::GRAY);
-					}
-					PTile::Wire(wire) => {
-						let vertical = !matches!(wire, WireType::Horizontal);
-						let horizontal = !matches!(wire, WireType::Vertical);
-						if vertical {
-							d.draw_rectangle(x - size / 8, y - size / 2, size / 4, size, color)
-						}
-						if horizontal {
-							d.draw_rectangle(x - size / 2, y - size / 8, size, size / 4, color)
-						}
-					}
-					// PTile::Gate(_) => todo!(),
-					// PTile::Math(_) => todo!(),
-					// PTile::Print => todo!(),
-					// PTile::Input => todo!(),
-					// PTile::Flip => todo!(),
-					_ => d.draw_rectangle(x - size / 2, y - size / 2, size, size, color),
-				}
-			}
-
+			_ => d.draw_rectangle(x - size / 2, y - size / 2, size, size, Color::YELLOW),
 		}
 	}
 }