3d

src3/fx.odin

@@ -0,0 +1,32 @@
+package main
+
+
+FX :: struct {
+	using base: BaseEntity,
+	parent:     Handle,
+	lifetime:   f32,
+	permanent:  bool,
+}
+
+init_fx :: proc(state: ^GameState, fx: FX) -> Handle {
+	return spawn(state, Entity{v = fx})
+}
+
+fx_update :: proc(state: ^GameState, fx: ^FX, h: Handle, dt: f32) {
+	if fx.parent != {} {
+		if pe := get_entity(state, fx.parent); pe != nil {
+			fx.pos = get_base(pe).pos
+		} else {
+			fx.marked = true
+			return
+		}
+	}
+
+	if !fx.permanent {
+		if fx.lifetime > 0 {
+			fx.lifetime -= dt
+		} else {
+			fx.marked = true
+		}
+	}
+}