def set_artifact_layer_active_patch(addresses: Prime1DolVersion, layer_id: int, active: bool,
) -> List[assembler.BaseInstruction]:
# g_GameState->StateForWorld(0x39F2DE28)->GetLayerState()->SetLayerActive(templeAreaIndex, artifactLayer, true)
result = []
for_another_world = [
# Get the LayerState via the CGameState
lwz(r3, addresses.game_state_pointer - addresses.sda13_base, r13), # get g_GameState
# r4 already have the asset id
bl(addresses.state_for_world), # CGameState::StateForWorld
lwz(r3, 0x14, r3), # worldState->layerState
]
result.extend([
# Get the LayerState of current world. We'll overwrite if it's another world, it's just 1 instruction bigger
lwz(r3, 0x8c8, r31), # mgr->worldLayerState
# Tallon Overworld asset id
custom_ppc.load_unsigned_32bit(r4, 0x39f2de28),
# Load current asset id in r5
lwz(r5, 0x850, r31), # mgr->world
lwz(r5, 0x8, r5), # world->mlvlId
cmpw(0, r4, r5), # compare asset ids
beq(4 + assembler.byte_count(for_another_world), relative=True),
*for_another_world,
lwz(r3, 0x0, r3),
# Set layer
li(r4, 16), # Artifact Layer
stw(r4, 0x10, r1),
# Set layer
li(r5, layer_id), # Artifact Layer
stw(r5, 0x14, r1),
# Make the layer change via SetLayerActive
addi(r4, r1, 0x10),
addi(r5, r1, 0x14),
li(r6, int(active)),
bl(addresses.set_layer_active), # CWorldLayerState::SetLayerActive
])
return result
def test_stw():
assert _b(ppc.stw(ppc.r31, 0x1c, ppc.r1)) == [0x93, 0xe1, 0x00, 0x1c]
def test_stw():
assert list(ppc.stw(ppc.r31, 0x1c,
ppc.r1).bytes_for(0)) == [0x93, 0xe1, 0x00, 0x1c]