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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 | * Special effects, such as rotating fans, electrical walls, and |
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| 23 | * other cool animations. |
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| 24 | * |
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| 25 | */ |
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| 26 | |||
| 27 | #include <stdio.h> |
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| 28 | #include <stdlib.h> |
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| 29 | #include <stdarg.h> |
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| 30 | #include <string.h> |
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| 31 | |||
| 32 | #include "gr.h" |
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| 33 | #include "inferno.h" |
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| 34 | #include "game.h" |
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| 35 | #include "vclip.h" |
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| 36 | #include "effects.h" |
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| 37 | #include "bm.h" |
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| 38 | #include "u_mem.h" |
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| 39 | #include "textures.h" |
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| 40 | #include "physfs-serial.h" |
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| 41 | #include "cntrlcen.h" |
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| 42 | #include "segment.h" |
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| 43 | #include "dxxerror.h" |
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| 44 | #include "object.h" |
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| 45 | |||
| 46 | #include "compiler-range_for.h" |
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| 47 | #include "partial_range.h" |
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| 48 | |||
| 49 | unsigned Num_effects; |
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| 50 | |||
| 51 | void init_special_effects() |
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| 52 | { |
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| 53 | auto &Effects = LevelUniqueEffectsClipState.Effects; |
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| 54 | range_for (eclip &ec, partial_range(Effects, Num_effects)) |
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| 55 | ec.time_left = ec.vc.frame_time; |
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| 56 | } |
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| 57 | |||
| 58 | void reset_special_effects() |
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| 59 | { |
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| 60 | auto &Effects = LevelUniqueEffectsClipState.Effects; |
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| 61 | range_for (eclip &ec, partial_range(Effects, Num_effects)) |
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| 62 | { |
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| 63 | ec.segnum = segment_none; //clear any active one-shots |
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| 64 | ec.flags &= ~(EF_STOPPED|EF_ONE_SHOT); //restart any stopped effects |
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| 65 | |||
| 66 | //reset bitmap, which could have been changed by a crit_clip |
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| 67 | if (ec.changing_wall_texture != -1) |
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| 68 | Textures[ec.changing_wall_texture] = ec.vc.frames[ec.frame_count]; |
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| 69 | |||
| 70 | if (ec.changing_object_texture != -1) |
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| 71 | ObjBitmaps[ec.changing_object_texture] = ec.vc.frames[ec.frame_count]; |
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| 72 | |||
| 73 | } |
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| 74 | } |
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| 75 | |||
| 76 | void do_special_effects() |
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| 77 | { |
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| 78 | auto &LevelUniqueControlCenterState = LevelUniqueObjectState.ControlCenterState; |
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| 79 | auto &Effects = LevelUniqueEffectsClipState.Effects; |
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| 80 | range_for (eclip &ec, partial_range(Effects, Num_effects)) |
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| 81 | { |
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| 82 | const auto vc_frame_time = ec.vc.frame_time; |
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| 83 | if (!vc_frame_time) |
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| 84 | continue; |
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| 85 | if ((ec.changing_wall_texture == -1) && (ec.changing_object_texture==-1) ) |
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| 86 | continue; |
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| 87 | |||
| 88 | if (ec.flags & EF_STOPPED) |
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| 89 | continue; |
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| 90 | |||
| 91 | ec.time_left -= FrameTime; |
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| 92 | |||
| 93 | while (ec.time_left < 0) { |
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| 94 | |||
| 95 | ec.time_left += vc_frame_time; |
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| 96 | |||
| 97 | ec.frame_count++; |
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| 98 | if (ec.frame_count >= ec.vc.num_frames) { |
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| 99 | if (ec.flags & EF_ONE_SHOT) { |
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| 100 | ec.flags &= ~EF_ONE_SHOT; |
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| 101 | unique_segment &seg = *vmsegptr(ec.segnum); |
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| 102 | ec.segnum = segment_none; //done with this |
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| 103 | assert(ec.sidenum < 6); |
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| 104 | auto &side = seg.sides[ec.sidenum]; |
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| 105 | assert(ec.dest_bm_num != 0 && side.tmap_num2 != 0); |
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| 106 | side.tmap_num2 = ec.dest_bm_num | (side.tmap_num2 & 0xc000); //replace with destoyed |
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| 107 | } |
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| 108 | |||
| 109 | ec.frame_count = 0; |
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| 110 | } |
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| 111 | } |
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| 112 | |||
| 113 | if (ec.flags & EF_CRITICAL) |
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| 114 | continue; |
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| 115 | |||
| 116 | if (ec.crit_clip!=-1 && LevelUniqueControlCenterState.Control_center_destroyed) |
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| 117 | { |
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| 118 | int n = ec.crit_clip; |
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| 119 | |||
| 120 | if (ec.changing_wall_texture != -1) |
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| 121 | Textures[ec.changing_wall_texture] = Effects[n].vc.frames[Effects[n].frame_count]; |
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| 122 | |||
| 123 | if (ec.changing_object_texture != -1) |
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| 124 | ObjBitmaps[ec.changing_object_texture] = Effects[n].vc.frames[Effects[n].frame_count]; |
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| 125 | |||
| 126 | } |
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| 127 | else { |
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| 128 | if (ec.changing_wall_texture != -1) |
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| 129 | Textures[ec.changing_wall_texture] = ec.vc.frames[ec.frame_count]; |
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| 130 | |||
| 131 | if (ec.changing_object_texture != -1) |
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| 132 | ObjBitmaps[ec.changing_object_texture] = ec.vc.frames[ec.frame_count]; |
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| 133 | } |
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| 134 | |||
| 135 | } |
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| 136 | } |
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| 137 | |||
| 138 | void restore_effect_bitmap_icons() |
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| 139 | { |
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| 140 | auto &Effects = LevelUniqueEffectsClipState.Effects; |
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| 141 | range_for (auto &ec, partial_const_range(Effects, Num_effects)) |
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| 142 | { |
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| 143 | if (! (ec.flags & EF_CRITICAL)) { |
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| 144 | if (ec.changing_wall_texture != -1) |
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| 145 | Textures[ec.changing_wall_texture] = ec.vc.frames[0]; |
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| 146 | |||
| 147 | if (ec.changing_object_texture != -1) |
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| 148 | ObjBitmaps[ec.changing_object_texture] = ec.vc.frames[0]; |
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| 149 | } |
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| 150 | } |
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| 151 | } |
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| 152 | |||
| 153 | //stop an effect from animating. Show first frame. |
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| 154 | void stop_effect(int effect_num) |
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| 155 | { |
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| 156 | auto &Effects = LevelUniqueEffectsClipState.Effects; |
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| 157 | eclip *ec = &Effects[effect_num]; |
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| 158 | |||
| 159 | //Assert(ec->bm_ptr != -1); |
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| 160 | |||
| 161 | ec->flags |= EF_STOPPED; |
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| 162 | |||
| 163 | ec->frame_count = 0; |
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| 164 | //*ec->bm_ptr = &GameBitmaps[ec->vc.frames[0].index]; |
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| 165 | |||
| 166 | if (ec->changing_wall_texture != -1) |
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| 167 | Textures[ec->changing_wall_texture] = ec->vc.frames[0]; |
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| 168 | |||
| 169 | if (ec->changing_object_texture != -1) |
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| 170 | ObjBitmaps[ec->changing_object_texture] = ec->vc.frames[0]; |
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| 171 | |||
| 172 | } |
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| 173 | |||
| 174 | //restart a stopped effect |
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| 175 | void restart_effect(int effect_num) |
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| 176 | { |
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| 177 | auto &Effects = LevelUniqueEffectsClipState.Effects; |
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| 178 | Effects[effect_num].flags &= ~EF_STOPPED; |
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| 179 | |||
| 180 | //Assert(Effects[effect_num].bm_ptr != -1); |
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| 181 | } |
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| 182 | |||
| 183 | DEFINE_VCLIP_SERIAL_UDT(); |
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| 184 | DEFINE_SERIAL_UDT_TO_MESSAGE(eclip, ec, (ec.vc, ec.time_left, ec.frame_count, ec.changing_wall_texture, ec.changing_object_texture, ec.flags, ec.crit_clip, ec.dest_bm_num, ec.dest_vclip, ec.dest_eclip, ec.dest_size, ec.sound_num, ec.segnum, serial::pad<2>(), ec.sidenum, serial::pad<3>())); |
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| 185 | ASSERT_SERIAL_UDT_MESSAGE_SIZE(eclip, 130); |
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| 186 | |||
| 187 | /* |
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| 188 | * reads n eclip structs from a PHYSFS_File |
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| 189 | */ |
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| 190 | void eclip_read(PHYSFS_File *fp, eclip &ec) |
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| 191 | { |
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| 192 | PHYSFSX_serialize_read(fp, ec); |
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| 193 | } |
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| 194 | |||
| 195 | #if 0 |
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| 196 | void eclip_write(PHYSFS_File *fp, const eclip &ec) |
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| 197 | { |
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| 198 | PHYSFSX_serialize_write(fp, ec); |
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| 199 | } |
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| 200 | #endif |