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package demonchime
import "core:log"
import "fw"
Object_Spawner :: proc(Object_Resource)
Room_Change_Callback :: proc(Room_Id)
current_room: Room_Position_Resource
object_spawners := [Object_Type]Object_Spawner{
.Player_Spawn = object_spawner_player_spawn,
.Collision = object_spawner_collision,
.Upgrade = object_spawner_upgrade,
.Prop = object_spawner_prop,
.Rope = object_spawner_rope,
}
room_open_cb := []Room_Change_Callback{
on_room_open_platforms,
on_room_open_bullets,
on_room_open_props,
on_room_open_rope,
}
room_close_cb := []Room_Change_Callback{
}
@(private = "file")
_spawn_objects :: proc(room_id: Room_Id) {
room := get_room(room_id)
for obj in room.objects {
spawner := object_spawners[obj.type]
if spawner != nil {
spawner(obj)
}
}
}
@(private = "file")
_open_room :: proc(room_pos: Room_Position_Resource) {
for cb in room_close_cb {
cb(current_room.id)
}
current_room = room_pos
log.infof("Opened room %v", current_room.id)
for cb in room_open_cb {
cb(current_room.id)
}
_spawn_objects(current_room.id)
}
point_inside_room :: proc(pos: Vec2) -> bool {
width := f32(current_room.width)
height := f32(current_room.height)
return pos.x >= 0 &&
pos.x <= width &&
pos.y >= 0 &&
pos.y <= height
}
open_room_at :: proc(pos: [2]i32) -> bool {
pos := pos
pos += {current_room.x, current_room.y}
for room_pos in world {
if room_pos.id == current_room.id {
continue
}
if pos.x >= room_pos.x &&
pos.x <= room_pos.x + room_pos.width &&
pos.y >= room_pos.y &&
pos.y <= room_pos.y + room_pos.height {
_open_room(room_pos)
return true
}
}
return false
}
open_room :: proc(id: Room_Id) -> bool {
for room_pos in world {
if room_pos.id == id {
_open_room(room_pos)
return true
}
}
return false
}
draw_room :: proc(id: Room_Id) {
draw_tile :: proc(x: i32, y: i32, tile_id: u32) {
tile := tiles[tile_id]
fw.draw_tile(
get_image(tile.image),
Vec2{f32(x), f32(y)},
Rect{
{f32(tile.rect.start.x), f32(tile.rect.start.y)},
{f32(tile.rect.size.x), f32(tile.rect.size.y)},
},
)
}
iterate_room_tiles(id, draw_tile)
}
Room_Iterate_Callback :: proc(_: i32, _: i32, _: u32)
iterate_room_tiles :: proc(id: Room_Id, callback: Room_Iterate_Callback) {
room := get_room(id)
for layer in room.layers {
x: i32 = 0
y: i32 = 0
for cell, i in layer {
if cell > 0 {
callback(x, y, cell)
}
x += room.tile_width
if x > (room.width - 1) * room.tile_width {
x = 0
y += room.tile_height
}
}
}
}
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