# Blades of Time 1.2.200127
# BID: 679B5FC4F46F5DB7

DECLARATIONS:
  -
    type: variable
    name: act_step
    value_type: float
    default_value: 0.0333333333
    evaluate: "1 / FPS_TARGET"
  -
    type: variable
    name: act_threshold
    value_type: float
    default_value: 0.0333333333
    evaluate: "0.95 / FPS_TARGET"
  -
    type: variable
    name: act_catchup
    value_type: float
    default_value: 0.0666666667
    evaluate: "2 / FPS_TARGET"
  -
    type: code
    name: getFixedActTime
    instructions: [
      [ldr, w8, [x20, 0x20]],
      [mov, w9, 0x8889],
      [movk, w9, 0x3d08, 16],
      [cmp, w8, w9],
      [b.ne, :keep],
      [adrp, x8, $act_step],
      [ldr, w8, [x8, $act_step]],
      :keep, [ret]
    ]
MASTER_WRITE:
  # REF: TpsGameScene::actScene() - skip-frame threshold (was 1/30 from 0x13A1E20)
  -
    type: asm_a64
    main_offset: 0xA5FA0
    instructions: [
      [adrp, x8, $act_threshold],
      [ldr, s9, [x8, $act_threshold]]
    ]
  # REF: catch-up threshold (was 1/15 from 0x13A1E24)
  -
    type: asm_a64
    main_offset: 0xA5FD0
    instructions: [
      [adrp, x8, $act_catchup]
    ]
  -
    type: asm_a64
    main_offset: 0xA5FD8
    instructions: [
      [ldr, s2, [x8, $act_catchup]]
    ]
  # REF: accumulator -= step, dt = step (was -1/30 and 0x3D088889)
  -
    type: asm_a64
    main_offset: 0xA6038
    instructions: [
      [adrp, x8, $act_step],
      [ldr, s1, [x8, $act_step]],
      [fsub, s0, s0, s1],
      [ldr, w21, [x8, $act_step]],
      [nop]
    ]
  # REF: fixed physics act time passed to PhysicsThread::act (scene+0x20, 1/30 when vsync30fps)
  -
    type: asm_a64
    main_offset: 0xA627C
    instructions: [
      [bl, _getFixedActTime()]
    ]