3d

src3/item.odin

@@ -0,0 +1,107 @@
+package main
+
+import rand "core:math/rand"
+import rl "vendor:raylib"
+
+INV_SIZE :: 16
+
+ItemKind :: enum {
+	None,
+	Weapon,
+	Armor,
+	Amulet,
+	Potion,
+}
+
+Item :: struct {
+	kind:     ItemKind,
+	name:     string,
+	level:    i32,
+	dmg:      i32,
+	crit:     f32,
+	atk_spd:  f32,
+	armor:    i32,
+	hp_bonus: i32,
+	heal:     i32,
+}
+
+GroundItem :: struct {
+	using base: BaseEntity,
+	item:       Item,
+}
+
+item_color :: proc(kind: ItemKind) -> rl.Color {
+	#partial switch kind {
+	case .Weapon:
+		return {200, 120, 60, 255}
+	case .Armor:
+		return {80, 140, 220, 255}
+	case .Amulet:
+		return {180, 100, 220, 255}
+	case .Potion:
+		return {80, 220, 80, 255}
+	case .None:
+		return {120, 120, 120, 255}
+	}
+	return {120, 120, 120, 255}
+}
+
+item_kind_name :: proc(kind: ItemKind) -> string {
+	#partial switch kind {
+	case .Weapon:
+		return "Sword"
+	case .Armor:
+		return "Armor"
+	case .Amulet:
+		return "Amulet"
+	case .Potion:
+		return "Potion"
+	case .None:
+		return "Empty"
+	}
+	return "Empty"
+}
+
+make_ground_item :: proc(pos: rl.Vector2, item: Item) -> Entity {
+	return Entity {
+		v = GroundItem {
+			base = BaseEntity {
+				pos = pos,
+				col_size = 12,
+				gfx = {0 = GfxCircle{pos = {}, radius = 7, color = item_color(item.kind)}},
+			},
+			item = item,
+		},
+	}
+}
+
+random_item :: proc(level: i32) -> Item {
+	kind := ItemKind(rand.int_max(4) + 1)
+	item := Item {
+		kind  = kind,
+		name  = item_kind_name(kind),
+		level = level,
+	}
+
+	switch kind {
+	case .Weapon:
+		item.dmg = 6 + level * 3 + i32(rand.int_max(6))
+		item.crit = 0.05 + f32(rand.int_max(15)) * 0.01
+		item.atk_spd = f32(rand.int_max(20)) * 0.01
+	case .Armor:
+		item.armor = 3 + level * 2 + i32(rand.int_max(4))
+		item.hp_bonus = 10 + level * 4 + i32(rand.int_max(10))
+	case .Amulet:
+		item.crit = 0.03 + f32(rand.int_max(12)) * 0.01
+		item.hp_bonus = 5 + level * 2 + i32(rand.int_max(8))
+		item.atk_spd = f32(rand.int_max(15)) * 0.01
+	case .Potion:
+		item.heal = 30 + level * 8 + i32(rand.int_max(15))
+	case .None:
+		{}
+	}
+	return item
+}
+
+item_update :: proc(state: ^GameState, i: ^GroundItem, h: Handle, dt: f32) {
+}