sm64coopdx/mods/arena/arena-proj-cannon-ball.lua

79 lines
2.9 KiB
Lua

define_custom_obj_fields({
oArenaCannonBallGlobalOwner = 'u32',
oArenaCannonBallSize = 'f32',
oArenaCannonBallDamages = 'u32',
})
function bhv_arena_cannon_ball_init(obj)
obj.oFlags = OBJ_FLAG_UPDATE_GFX_POS_AND_ANGLE
obj.oArenaCannonBallDamages = 1
obj_scale(obj, 1.5 * obj.oArenaCannonBallSize)
obj_set_billboard(obj)
cur_obj_play_sound_2(SOUND_OBJ_POUNDING_CANNON)
spawn_mist(obj, 1)
obj.oVelX = sins(obj.oMoveAngleYaw) * obj.oForwardVel
obj.oVelY = 0
obj.oVelZ = coss(obj.oMoveAngleYaw) * obj.oForwardVel
network_init_object(obj, false, nil)
end
function bhv_arena_cannon_ball_intersects_local(obj, pos)
local ownerNp = network_player_from_global_index(obj.oArenaBobombGlobalOwner)
local cm = gMarioStates[0]
if gMarioStates[0].playerIndex == 0 then
cm = lag_compensation_get_local_state(ownerNp)
end
local mPos1 = { x = cm.pos.x, y = cm.pos.y + 50, z = cm.pos.z }
local mPos2 = { x = cm.pos.x, y = cm.pos.y + 150, z = cm.pos.z }
local radius = clamp(obj.oArenaCannonBallSize * 250, 75, 250)
local ret = (vec3f_dist(pos, mPos1) < radius or vec3f_dist(pos, mPos2) < radius)
return ret
end
function bhv_arena_cannon_ball_loop(obj)
local a = { x = obj.oPosX, y = obj.oPosY, z = obj.oPosZ }
local dir = { x = obj.oVelX, y = obj.oVelY, z = obj.oVelZ }
-- update pallet
local np = gNetworkPlayers[obj.oArenaCannonBallGlobalOwner]
if np ~= nil then
obj.globalPlayerIndex = np.globalIndex
end
local m = gMarioStates[0]
if global_index_hurts_mario_state(obj.oArenaCannonBallGlobalOwner, m) and not is_invuln_or_intang(m) then
local b = { x = a.x + dir.x / 2, y = a.y + dir.y / 2, z = a.z + dir.z / 2 }
if bhv_arena_cannon_ball_intersects_local(obj, a) or bhv_arena_cannon_ball_intersects_local(obj, b) then
if obj.oArenaCannonBallDamages ~= 0 then
obj.oDamageOrCoinValue = clamp(obj.oArenaCannonBallSize * 7, 1, 4)
interact_damage(m, INTERACT_DAMAGE, obj)
obj.oArenaCannonBallDamages = 0
end
end
local e = gMarioStateExtras[0]
e.lastDamagedByGlobal = obj.oArenaCannonBallGlobalOwner
end
-- I'd like there to be a smoke trail... but sm64 doesn't use a zbuffer for transparent objects :(
--spawn_mist_advanced(obj, 1 + obj.oArenaCannonBallSize * 5, 2, 1, 0)
info = collision_find_surface_on_ray(
a.x, a.y, a.z,
dir.x, dir.y, dir.z)
if obj.oTimer > 30 * 6 or info.surface ~= nil then
spawn_mist(obj, 1 + obj.oArenaCannonBallSize * 5)
spawn_balls(obj, 1 + obj.oArenaCannonBallSize * 5)
obj_mark_for_deletion(obj)
else
obj.oPosX = obj.oPosX + dir.x
obj.oPosY = obj.oPosY + dir.y
obj.oPosZ = obj.oPosZ + dir.z
end
end
id_bhvArenaCannonBall = hook_behavior(nil, OBJ_LIST_GENACTOR, true, bhv_arena_cannon_ball_init, bhv_arena_cannon_ball_loop)