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| Rev | Author | Line No. | Line |
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| 1 | pmbaty | 1 | /* |
| 2 | * Portions of this file are copyright Rebirth contributors and licensed as |
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| 3 | * described in COPYING.txt. |
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| 4 | * Portions of this file are copyright Parallax Software and licensed |
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| 5 | * according to the Parallax license below. |
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| 6 | * See COPYING.txt for license details. |
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| 7 | |||
| 8 | THE COMPUTER CODE CONTAINED HEREIN IS THE SOLE PROPERTY OF PARALLAX |
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| 9 | SOFTWARE CORPORATION ("PARALLAX"). PARALLAX, IN DISTRIBUTING THE CODE TO |
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| 10 | END-USERS, AND SUBJECT TO ALL OF THE TERMS AND CONDITIONS HEREIN, GRANTS A |
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| 11 | ROYALTY-FREE, PERPETUAL LICENSE TO SUCH END-USERS FOR USE BY SUCH END-USERS |
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| 12 | IN USING, DISPLAYING, AND CREATING DERIVATIVE WORKS THEREOF, SO LONG AS |
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| 13 | SUCH USE, DISPLAY OR CREATION IS FOR NON-COMMERCIAL, ROYALTY OR REVENUE |
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| 14 | FREE PURPOSES. IN NO EVENT SHALL THE END-USER USE THE COMPUTER CODE |
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| 15 | CONTAINED HEREIN FOR REVENUE-BEARING PURPOSES. THE END-USER UNDERSTANDS |
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| 16 | AND AGREES TO THE TERMS HEREIN AND ACCEPTS THE SAME BY USE OF THIS FILE. |
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| 17 | COPYRIGHT 1993-1999 PARALLAX SOFTWARE CORPORATION. ALL RIGHTS RESERVED. |
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| 18 | */ |
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| 19 | |||
| 20 | /* |
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| 21 | * |
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| 22 | * Routines for vclips. |
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| 23 | * |
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| 24 | */ |
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| 25 | |||
| 26 | |||
| 27 | #include <stdlib.h> |
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| 28 | #include "dxxerror.h" |
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| 29 | #include "inferno.h" |
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| 30 | #include "vclip.h" |
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| 31 | #include "physfs-serial.h" |
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| 32 | #include "render.h" |
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| 33 | #include "weapon.h" |
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| 34 | #include "object.h" |
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| 35 | #if defined(DXX_BUILD_DESCENT_II) |
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| 36 | #include "laser.h" |
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| 37 | #endif |
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| 38 | |||
| 39 | #include "compiler-range_for.h" |
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| 40 | |||
| 41 | //----------------- Variables for video clips ------------------- |
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| 42 | namespace dcx { |
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| 43 | unsigned Num_vclips; |
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| 44 | } |
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| 45 | |||
| 46 | namespace dsx { |
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| 47 | d_vclip_array Vclip; // General purpose vclips. |
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| 48 | |||
| 49 | //draw an object which renders as a vclip |
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| 50 | void draw_vclip_object(grs_canvas &canvas, const vcobjptridx_t obj, const fix timeleft, const vclip &vc) |
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| 51 | { |
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| 52 | const auto nf = vc.num_frames; |
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| 53 | int bitmapnum = (nf - f2i(fixdiv((nf - 1) * timeleft, vc.play_time))) - 1; |
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| 54 | |||
| 55 | if (bitmapnum >= vc.num_frames) |
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| 56 | bitmapnum = vc.num_frames - 1; |
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| 57 | |||
| 58 | if (bitmapnum >= 0 ) { |
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| 59 | if (vc.flags & VF_ROD) |
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| 60 | draw_object_tmap_rod(canvas, nullptr, obj, vc.frames[bitmapnum]); |
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| 61 | else { |
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| 62 | draw_object_blob(canvas, obj, vc.frames[bitmapnum]); |
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| 63 | } |
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| 64 | } |
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| 65 | } |
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| 66 | |||
| 67 | void draw_weapon_vclip(const d_vclip_array &Vclip, const weapon_info_array &Weapon_info, grs_canvas &canvas, const vcobjptridx_t obj) |
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| 68 | { |
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| 69 | Assert(obj->type == OBJ_WEAPON); |
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| 70 | |||
| 71 | const auto lifeleft = obj->lifeleft; |
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| 72 | const auto vclip_num = Weapon_info[get_weapon_id(obj)].weapon_vclip; |
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| 73 | const auto play_time = Vclip[vclip_num].play_time; |
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| 74 | fix modtime = lifeleft % play_time; |
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| 75 | |||
| 76 | if (is_proximity_bomb_or_player_smart_mine_or_placed_mine(get_weapon_id(obj))) |
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| 77 | { //make prox bombs spin out of sync |
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| 78 | int objnum = obj; |
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| 79 | |||
| 80 | modtime += (lifeleft * (objnum & 7)) / 16; //add variance to spin rate |
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| 81 | |||
| 82 | if (modtime > play_time) |
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| 83 | modtime %= play_time; |
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| 84 | |||
| 85 | if ((objnum&1) ^ ((objnum>>1)&1)) //make some spin other way |
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| 86 | modtime = play_time - modtime; |
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| 87 | |||
| 88 | } |
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| 89 | |||
| 90 | draw_vclip_object(canvas, obj, modtime, Vclip[vclip_num]); |
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| 91 | } |
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| 92 | |||
| 93 | } |
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| 94 | |||
| 95 | DEFINE_VCLIP_SERIAL_UDT(); |
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| 96 | |||
| 97 | namespace dcx { |
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| 98 | void vclip_read(PHYSFS_File *fp, vclip &vc) |
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| 99 | { |
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| 100 | PHYSFSX_serialize_read(fp, vc); |
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| 101 | } |
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| 102 | |||
| 103 | #if 0 |
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| 104 | void vclip_write(PHYSFS_File *fp, const vclip &vc) |
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| 105 | { |
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| 106 | PHYSFSX_serialize_write(fp, vc); |
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| 107 | } |
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| 108 | #endif |
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| 109 | } |