up to building the map

game/app.odin

@@ -0,0 +1,24 @@
+package game
+
+import rl "vendor:raylib"
+
+run :: proc() {
+	rl.InitWindow(640, 480, "Tower Defense")
+	defer rl.CloseWindow()
+	rl.SetTargetFPS(60)
+
+	world := init_world()
+
+	for !rl.WindowShouldClose() {
+		dt := rl.GetFrameTime()
+
+		update_world(&world, dt)
+
+		rl.BeginDrawing()
+		rl.ClearBackground(rl.Color{34, 139, 34, 255})
+
+		render_world(&world)
+		rl.EndDrawing()
+	}
+}
+

game/constants.odin

@@ -0,0 +1,6 @@
+package game
+
+MAP_W :: 16 // map width in tiles
+MAP_H :: 12 // map height in tiles
+TILE_SIZE :: 32 // size of tiles in pixels
+

game/map.odin

@@ -0,0 +1,34 @@
+package game
+
+import rl "vendor:raylib"
+Tile_Kind :: enum {
+	Blocked,
+	Path,
+	Build,
+}
+
+Map :: struct {
+	tiles: [MAP_H][MAP_W]Tile_Kind,
+}
+
+tile_color :: proc(kind: Tile_Kind) -> rl.Color {
+	switch kind {
+	case .Blocked:
+		return {35, 95, 35, 255}
+	case .Path:
+		return {130, 85, 45, 255}
+	case .Build:
+		return {50, 130, 50, 255}
+	}
+
+	return rl.MAGENTA
+}
+
+init_map :: proc(world_map: ^Map) {
+	for y in 0 ..< MAP_H {
+		for x in 0 ..< MAP_W {
+			world_map.tiles[y][x] = .Blocked
+		}
+	}
+}
+

game/world.odin

@@ -0,0 +1,27 @@
+package game
+
+import "core:fmt"
+import rl "vendor:raylib"
+World :: struct {
+	gold:        int,
+	base_health: int,
+}
+
+init_world :: proc() -> World {
+	return World{gold = 10, base_health = 20}
+}
+
+// update world, never draw
+update_world :: proc(world: ^World, dt: f32) {
+	_ = dt
+
+	if rl.IsKeyPressed(.G) {
+		world.gold += 10
+	}
+}
+
+render_world :: proc(world: ^World) {
+	rl.DrawText(fmt.caprintf("gold: %d", world.gold), 10, 10, 22, rl.BLACK)
+	rl.DrawText(fmt.caprintf("health: %d", world.base_health), 10, 38, 22, rl.BLACK)
+}
+

main.odin

@@ -1,8 +1,8 @@
 package main
 
-import "core:fmt"
+import game "./game"
 
 main :: proc() {
-	fmt.println("hello world")
+	game.run()
 }