initial commit

ecs.odin

@@ -0,0 +1,49 @@
+package shoal
+
+import "core:text/table"
+import rl "vendor:raylib"
+
+STARTUP := 0
+UPDATE := 1
+DRAW := 2
+
+App :: struct {
+	startup_systems: [dynamic]proc(),
+	update_systems:  [dynamic]proc(),
+	draw_systems:    [dynamic]proc(),
+	plugins:         [dynamic]proc(app: ^App),
+	entities:        [dynamic]Entity,
+}
+
+add_system :: proc(app: ^App, schedule: int, system: proc()) {
+	switch schedule {
+	case STARTUP:
+		append(&app.startup_systems, system)
+	case UPDATE:
+		append(&app.update_systems, system)
+	case DRAW:
+		append(&app.draw_systems, system)
+	}
+}
+
+add_plugin :: proc(app: ^App, plugin: proc(app: ^App)) {
+	append(&app.plugins, plugin)
+}
+
+
+run :: proc(app: ^App) {
+	rl.InitWindow(800, 600, "shoal window")
+	defer rl.CloseWindow()
+
+	for p in app.plugins {
+		p(app)
+	}
+
+	for i in app.startup_systems {i()}
+	for !rl.WindowShouldClose() {
+		for i in app.update_systems {i()}
+		rl.BeginDrawing()
+		for i in app.draw_systems {i()}
+		rl.EndDrawing()
+	}
+}

entities.odin

@@ -0,0 +1,6 @@
+package shoal
+
+Entity :: struct {
+	id:         i32,
+	components: [dynamic]struct{},
+}

plugins.odin

@@ -0,0 +1,4 @@
+#+private
+package shoal
+
+plugins: [dynamic]proc()

query.odin

@@ -0,0 +1,10 @@
+package shoal
+
+Query :: struct {
+	with: [dynamic]struct{},
+}
+
+query :: proc(app: ^App, query: Query) {
+	for e in app.entities {
+	}
+}