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shoal/ecs.odin
T
2026-10-08 21:54:21 -07:00

52 lines
1.1 KiB
Odin

package shoal
import "core:strings"
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, entity_limit: int = 1000) {
for p in app.plugins {
p(app)
}
for i in app.startup_systems {i()}
_, window := single(&Window)
rl.InitWindow(window.width, window.height, strings.clone_to_cstring(window.title))
defer rl.CloseWindow()
rl.SetTargetFPS(60)
for !rl.WindowShouldClose() {
rl.ClearBackground(rl.WHITE)
for i in app.update_systems {i()}
rl.BeginDrawing()
for i in app.draw_systems {i()}
rl.EndDrawing()
}
}