source: abuse/trunk/data/addon/aliens/powerold.lsp @ 589 Tweet

;; Copyright 1997 Mike Moss (tfirestorm@aol.com),  All Rights reserved
;; See read me for more details on usage rights
;; blah blah yackety smackety

;; New Power Up objects

(defun shlmp_ai ()
  (try_move 0 10)
  (next_picture)
  (if (touching_bg)
        (progn
           (with_object (bg) (make_view_solid (find_rgb 255 255 255)))
           (with_object (bg) (setq special_power SHLAMP_POWER))
           (with_object (add_object_after SHLMP2 (x) (y)) (link_object (bg)))
           (with_object (add_object_after WTW (x) (y)) (link_object (bg)))
        nil)
    T))

(def_char SHOULDER_LAMP
  (funs (ai_fun shlmp_ai))
  (range 20 20)
  (states "addon/aliens/aliens.spe" (stopped "shlamp")))

(defun shlmp2_ai ()
   (if (> (total_objects) 0)
      (progn
        (set_x (with_object (get_object 0) (x)))
        (set_y (with_object (get_object 0) (- (y) (/ (picture_height) 2) )))))
   (if (eq (total_lights) 1)
      (progn
        (set_light_x (get_light 0) (x))
        (set_light_y (get_light 0) (y)))
    nil)
  (if (not (eq (with_object (get_object 0) special_power) SHLAMP_POWER))
        (progn
        (if (eq (total_lights) 1)
           (delete_light (get_light 0))) nil)
        T))

(defun slamp_cons ()
        (link_light (add_light 0 (x) (y) 1 100 0 0)))

(def_char SHLMP2
  (range 1000 1000)
  (flags (unlistable T))
  (funs  (ai_fun                shlmp2_ai)
         (constructor   slamp_cons)
         (draw_fun              dev_draw))
  (states "art/misc.spe"
          (stopped           "lhold")))

(def_char WTW
  (range 1000 1000)
  (flags (unlistable T))
  (funs (draw_fun dev_draw))
  (states "art/misc.spe" (stopped "marker")))

;; New Power Up code

(setf shlamp_image (def_image "addon/aliens/aliens.spe" "slmp_img"))

(enum 'NO_POWER
      'FAST_POWER
      'FLY_POWER
      'SNEAKY_POWER
      'HEALTH_POWER
      'SHLAMP_POWER)

(defun give_player_health (amount)
  (let ((h_amount  (select difficulty
                           ('easy    amount)
                           ('medium  (/ (* amount 3) 4))
                           ('hard    (/ amount 2))
                           ('extreme (/ amount 5))))
        (h_max (if (or (eq special_power HEALTH_POWER))
                   200
                 100)))
    (if (eq (hp) h_max)
        nil
      (progn
        (if (<= (+ (hp) h_amount) h_max)
            (add_hp h_amount)
          (add_hp (- h_max (hp))))
        (setq b_ramp (+ b_ramp (* h_amount 2)))
        T))))

(setq sec1 0)
(setq sec2 0)
(setq sec3 0)
(setq min1 0)
(setq min2 0)

(setq ani_reg 0)

(defun bottom_draw ()
  (if (not (and (eq r_ramp 0)    ;; need to draw red palette
                (eq g_ramp 0)
                (eq b_ramp 0)))
      (progn
        (if (> r_ramp 7)
            (setq r_ramp (- r_ramp 7))
          (if (< r_ramp -7)
              (setq r_ramp (+ r_ramp 7))
            (setq r_ramp 0)))
        (if (> g_ramp 7)
            (setq g_ramp (- g_ramp 7))
          (if (< g_ramp -7)
              (setq g_ramp (+ g_ramp 7))
            (setq g_ramp 0)))
        (if (> b_ramp 7)
            (setq b_ramp (- b_ramp 7))
          (if (< b_ramp -7)
              (setq b_ramp (+ b_ramp 7))
            (setq b_ramp 0)))
        (if (local_player)
            (tint_palette r_ramp g_ramp b_ramp))))

  (select (aistate)
          (NORMAL_PLAY
        (if (eq ani_reg 24)
                (setq ani_reg 1)
                (setq ani_reg (+ ani_reg 1)))

        (setq sec1 (+ sec1 1))
        (if (eq sec1 10)
                (progn
                (setq sec2 (+ sec2 1))
                (setq sec1 0)))
        (if (eq sec2 10)
                (progn
                (setq sec3 (+ sec3 1))
                (setq sec2 0)))
        (if (eq sec3 6)
                (progn
                (setq min1 (+ min1 1))
                (setq sec3 0)))
        (if (eq min1 10)
                (progn
                (setq min2 (+ min2 1))
                (setq min1 0)))
        (if (eq min2 10)
                (setq min2 0))
           (select special_power
                   (NO_POWER (player_draw (player_number)))
                   (HEALTH_POWER (player_draw (player_number))
                                 (if (local_player)
                                     (put_image (- (view_x2) 20) (+ (view_y1) 5) health_image)))
                   (FAST_POWER (draw_fast) (player_draw (player_number)))
                   (FLY_POWER  (player_draw (player_number))
                                (if (local_player)
                                    (put_image (- (view_x2) 20) (+ (view_y1) 5) fly_image)))
                   (SNEAKY_POWER
                    (if (local_player)
                        (put_image (- (view_x2) 20) (+ (view_y1) 5) sneaky_image))
                                 (sneaky_draw used_special_power (player_number)))
                   (SHLAMP_POWER (player_draw (player_number))
                                 (if (local_player)
                                     (put_image (- (view_x2) 20) (+ (view_y1) 5) shlamp_image)))
          ))))