| 1 | ;; Copyright 1995 Crack dot Com, All Rights reserved |
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| 2 | ;; See licensing information for more details on usage rights |
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| 3 | |
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| 4 | (defun switch_dim_ai () |
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| 5 | (general_dim_ai '(if (> (total_objects) 0) |
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| 6 | (not (eq (with_object (get_object 0) (aistate)) 0)) |
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| 7 | nil) |
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| 8 | '(if (> (total_objects) 0) |
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| 9 | (eq (with_object (get_object 0) (aistate)) 0) |
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| 10 | nil))) |
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| 11 | |
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| 12 | |
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| 13 | (defun dim_ai () |
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| 14 | (general_dim_ai '(and (< (distx) (aitype)) (< (disty) 50)) '(> (distx) (xacel)))) |
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| 15 | |
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| 16 | (defun get_light_value () |
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| 17 | (if (> (total_lights) 0) |
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| 18 | (light_r2 (get_light 0)) |
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| 19 | (ambient_light (bg)))) |
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| 20 | |
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| 21 | (defun set_light_value (x) |
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| 22 | (if (> (total_lights) 0) |
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| 23 | (set_light_r2 (get_light 0) x) |
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| 24 | (set_ambient_light (bg) x))) |
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| 25 | |
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| 26 | (defun general_dim_ai (activation_condition deactivation_condition) |
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| 27 | (select (aistate) |
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| 28 | (0 (if (eval activation_condition) |
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| 29 | (progn |
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| 30 | (if (< (* (xvel) (direction)) 0) |
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| 31 | (if (eq (yacel) 0) ;; play sound effect? |
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| 32 | (play_sound FADEON_SND 127 (x) (y)))) |
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| 33 | (go_state 1)) |
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| 34 | T)) |
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| 35 | (1 (if (> (state_time) (yvel)) |
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| 36 | (go_state 2) |
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| 37 | (set_light_value (- (get_light_value) (* (xvel) (direction)))))) |
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| 38 | (2 (progn |
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| 39 | (if (> (total_objects) 0) |
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| 40 | (with_object (get_object 0) (set_aistate 1)) |
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| 41 | nil) |
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| 42 | (set_aistate 3) |
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| 43 | T)) |
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| 44 | (3 (if (eval deactivation_condition) |
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| 45 | (progn |
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| 46 | (if (> (* (xvel) (direction)) 0) |
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| 47 | (if (eq (yacel) 0) ;; play sound effect? |
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| 48 | (play_sound FADEON_SND 127 (x) (y)))) |
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| 49 | (go_state 4)) |
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| 50 | T)) |
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| 51 | (4 (if (> (state_time) (yvel)) |
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| 52 | (go_state 5) |
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| 53 | (set_light_value (+ (get_light_value) (* (xvel) (direction)))))) |
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| 54 | (5 (progn |
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| 55 | (if (> (total_objects) 0) |
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| 56 | (with_object (get_object 0) (set_aistate 4)) |
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| 57 | nil) |
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| 58 | (set_aistate 0) |
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| 59 | T)) |
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| 60 | ) |
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| 61 | T) |
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| 62 | |
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| 63 | (defun dim_cons () (set_xvel 20) (set_yvel 5)) |
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| 64 | |
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| 65 | |
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| 66 | (def_char DIMMER |
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| 67 | (funs (ai_fun dim_ai) |
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| 68 | (draw_fun dev_draw) |
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| 69 | (constructor dim_cons)) |
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| 70 | (flags (unlistable T)) |
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| 71 | (fields ("aistate" ai_state) |
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| 72 | ("xvel" dimmer_step_amount) |
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| 73 | ("yvel" dimmer_steps) |
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| 74 | ("aitype" dimmer_dist) |
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| 75 | ("xacel" dimmer_dedist) |
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| 76 | ("yacel" dimmer_silent)) |
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| 77 | (states "art/misc.spe" |
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| 78 | (stopped "dim"))) |
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| 79 | |
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| 80 | |
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| 81 | |
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| 82 | (def_char SWITCH_DIMMER |
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| 83 | (funs (ai_fun switch_dim_ai) |
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| 84 | (draw_fun dev_draw) |
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| 85 | (constructor dim_cons)) |
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| 86 | (fields ("aistate" ai_state) |
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| 87 | ("xvel" dimmer_step_amount) |
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| 88 | ("yvel" dimmer_steps) |
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| 89 | ("yacel" dimmer_silent)) |
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| 90 | (states "art/misc.spe" (stopped "dim"))) |
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| 91 | |
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