1 | /* |
1 | /* |
2 | * This file is part of Deliantra, the Roguelike Realtime MMORPG. |
2 | * This file is part of Deliantra, the Roguelike Realtime MMORPG. |
3 | * |
3 | * |
4 | * Copyright (©) 2005,2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team |
4 | * Copyright (©) 2005,2006,2007,2008,2009,2010,2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team |
5 | * Copyright (©) 2001 Mark Wedel & Crossfire Development Team |
5 | * Copyright (©) 2001 Mark Wedel & Crossfire Development Team |
6 | * Copyright (©) 1992 Frank Tore Johansen |
6 | * Copyright (©) 1992 Frank Tore Johansen |
7 | * |
7 | * |
8 | * Deliantra is free software: you can redistribute it and/or modify it under |
8 | * Deliantra is free software: you can redistribute it and/or modify it under |
9 | * the terms of the Affero GNU General Public License as published by the |
9 | * the terms of the Affero GNU General Public License as published by the |
… | |
… | |
158 | sp *= (int) PATH_SP_MULT (caster, spell); |
158 | sp *= (int) PATH_SP_MULT (caster, spell); |
159 | if (!sp && spell->stats.sp) |
159 | if (!sp && spell->stats.sp) |
160 | sp = 1; |
160 | sp = 1; |
161 | |
161 | |
162 | if (spell->stats.grace && spell->stats.maxgrace) |
162 | if (spell->stats.grace && spell->stats.maxgrace) |
163 | grace = spell->stats.grace * (1.0 + max (0, float (level - spell->level) / spell->stats.maxgrace)); |
163 | grace = spell->stats.grace * (1.f + max (0.f, float (level - spell->level) / spell->stats.maxgrace)); |
164 | else |
164 | else |
165 | grace = spell->stats.grace; |
165 | grace = spell->stats.grace; |
166 | |
166 | |
167 | grace *= PATH_SP_MULT (caster, spell); |
167 | grace *= PATH_SP_MULT (caster, spell); |
168 | if (spell->stats.grace && !grace) |
168 | if (spell->stats.grace && !grace) |
… | |
… | |
404 | if (OB_TYPE_MOVE_BLOCK (op, ms.move_block)) |
404 | if (OB_TYPE_MOVE_BLOCK (op, ms.move_block)) |
405 | return 0; |
405 | return 0; |
406 | |
406 | |
407 | int max_effects = 5; // max. number of similar spells per mapspace |
407 | int max_effects = 5; // max. number of similar spells per mapspace |
408 | |
408 | |
409 | for (object *tmp = ms.bot; tmp; tmp = tmp->above) |
409 | for (object *tmp = ms.top; tmp; tmp = tmp->below) |
410 | { |
410 | { |
411 | /* If there is a counterspell on the space, and this |
411 | /* If there is a counterspell on the space, and this |
412 | * object is using magic, don't progress. I believe we could |
412 | * object is using magic, don't progress. I believe we could |
413 | * leave this out and let in progress, and other areas of the code |
413 | * leave this out and let in progress, and other areas of the code |
414 | * will then remove it, but that would seem to to use more |
414 | * will then remove it, but that would seem to to use more |
… | |
… | |
780 | * at casting a prayer. |
780 | * at casting a prayer. |
781 | * op is the player. |
781 | * op is the player. |
782 | * failure is basically how much grace they had. |
782 | * failure is basically how much grace they had. |
783 | * power is how much grace the spell would normally take to cast. |
783 | * power is how much grace the spell would normally take to cast. |
784 | */ |
784 | */ |
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|
785 | |
|
|
786 | #define HINT_GRACE " H<Make sure you always have enough grace points for your prayers.>" |
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|
787 | |
785 | static void |
788 | static void |
786 | prayer_failure (object *op, int failure, int power) |
789 | prayer_failure (object *op, int failure, int power) |
787 | { |
790 | { |
788 | const char *godname; |
791 | const char *godname; |
789 | object *tmp; |
792 | object *tmp; |
… | |
… | |
791 | if (!strcmp ((godname = determine_god (op)), "none")) |
794 | if (!strcmp ((godname = determine_god (op)), "none")) |
792 | godname = "Your spirit"; |
795 | godname = "Your spirit"; |
793 | |
796 | |
794 | if (failure <= -20 && failure > -40) /* wonder */ |
797 | if (failure <= -20 && failure > -40) /* wonder */ |
795 | { |
798 | { |
796 | new_draw_info_format (NDI_UNIQUE, 0, op, "%s gives a sign to renew your faith.", godname); |
799 | op->failmsgf ("%s gives a sign to renew your faith." HINT_GRACE, godname); |
797 | tmp = get_archetype (SPELL_WONDER); |
800 | tmp = archetype::get (SPELL_WONDER); |
798 | cast_cone (op, op, 0, tmp); |
801 | cast_cone (op, op, 0, tmp); |
799 | tmp->destroy (); |
802 | tmp->destroy (); |
800 | } |
803 | } |
801 | |
804 | |
802 | else if (failure <= -40 && failure > -60) /* confusion */ |
805 | else if (failure <= -40 && failure > -60) /* confusion */ |
803 | { |
806 | { |
804 | new_draw_info (NDI_UNIQUE, 0, op, "Your diety touches your mind!"); |
807 | op->failmsg ("Your diety touches your mind!" HINT_GRACE); |
805 | confuse_player (op, op, 99); |
808 | confuse_player (op, op, 99); |
806 | } |
809 | } |
807 | else if (failure <= -60 && failure > -150) /* paralysis */ |
810 | else if (failure <= -60 && failure > -150) /* paralysis */ |
808 | { |
811 | { |
809 | new_draw_info_format (NDI_UNIQUE, 0, op, "%s requires you to pray NOW.", godname); |
812 | op->failmsgf ("%s requires you to pray NOW. " |
810 | new_draw_info (NDI_UNIQUE, 0, op, "You comply, ignoring all else."); |
813 | "You comply, ignoring all else." HINT_GRACE, |
|
|
814 | godname); |
811 | paralyze_player (op, op, 99); |
815 | paralyze_player (op, op, 99); |
812 | } |
816 | } |
813 | else if (failure <= -150) /* blast the immediate area */ |
817 | else if (failure <= -150) /* blast the immediate area */ |
814 | { |
818 | { |
815 | tmp = get_archetype (GOD_POWER); |
819 | tmp = archetype::get (GOD_POWER); |
816 | new_draw_info_format (NDI_UNIQUE, 0, op, "%s smites you!", godname); |
820 | op->failmsgf ("%s smites you!" HINT_GRACE, godname); |
817 | cast_magic_storm (op, tmp, power); |
821 | cast_magic_storm (op, tmp, power); |
818 | } |
822 | } |
819 | } |
823 | } |
820 | |
824 | |
821 | /* |
825 | /* |
… | |
… | |
835 | if (settings.spell_failure_effects == FALSE) |
839 | if (settings.spell_failure_effects == FALSE) |
836 | return; |
840 | return; |
837 | |
841 | |
838 | if (failure <= -20 && failure > -40) /* wonder */ |
842 | if (failure <= -20 && failure > -40) /* wonder */ |
839 | { |
843 | { |
840 | new_draw_info (NDI_UNIQUE, 0, op, "Your spell causes an unexpected effect."); |
844 | op->failmsg ("Your spell causes an unexpected effect."); |
841 | tmp = get_archetype (SPELL_WONDER); |
845 | tmp = archetype::get (SPELL_WONDER); |
842 | cast_cone (op, op, 0, tmp); |
846 | cast_cone (op, op, 0, tmp); |
843 | tmp->destroy (); |
847 | tmp->destroy (); |
844 | } |
848 | } |
845 | |
849 | |
846 | else if (failure <= -40 && failure > -60) /* confusion */ |
850 | else if (failure <= -40 && failure > -60) /* confusion */ |
847 | { |
851 | { |
848 | new_draw_info (NDI_UNIQUE, 0, op, "Your magic recoils on you, making you confused!"); |
852 | op->failmsg ("Your magic recoils on you, making you confused!"); |
849 | confuse_player (op, op, 99); |
853 | confuse_player (op, op, 99); |
850 | } |
854 | } |
851 | else if (failure <= -60 && failure > -80) /* paralysis */ |
855 | else if (failure <= -60 && failure > -80) /* paralysis */ |
852 | { |
856 | { |
853 | new_draw_info (NDI_UNIQUE, 0, op, "Your magic stuns you!"); |
857 | op->failmsg ("Your magic stuns you!"); |
854 | paralyze_player (op, op, 99); |
858 | paralyze_player (op, op, 99); |
855 | } |
859 | } |
856 | else if (failure <= -80) /* blast the immediate area */ |
860 | else if (failure <= -80) /* blast the immediate area */ |
857 | { |
861 | { |
858 | object *tmp; |
862 | object *tmp; |
859 | |
863 | |
860 | /* Safety check to make sure we don't get any mana storms in scorn */ |
864 | /* Safety check to make sure we don't get any mana storms in scorn */ |
861 | if (get_map_flags (op->map, NULL, op->x, op->y, NULL, NULL) & P_NO_MAGIC) |
865 | if (get_map_flags (op->map, NULL, op->x, op->y, NULL, NULL) & P_NO_MAGIC) |
862 | { |
866 | { |
863 | new_draw_info (NDI_UNIQUE, 0, op, "The magic warps and you are turned inside out!"); |
867 | op->failmsg ("The magic warps and you are turned inside out!"); |
864 | hit_player (op, 9998, op, AT_INTERNAL, 1); |
868 | hit_player (op, 9998, op, AT_INTERNAL, 1); |
865 | |
869 | |
866 | } |
870 | } |
867 | else |
871 | else |
868 | { |
872 | { |
869 | new_draw_info (NDI_UNIQUE, 0, op, "You lose control of the mana! The uncontrolled magic blasts you!"); |
873 | op->failmsg ("You lose control of the mana! The uncontrolled magic blasts you!"); |
870 | tmp = get_archetype (LOOSE_MANA); |
874 | tmp = archetype::get (LOOSE_MANA); |
871 | tmp->level = skill->level; |
875 | tmp->level = skill->level; |
872 | |
876 | |
873 | /* increase the area of destruction a little for more powerful spells */ |
877 | /* increase the area of destruction a little for more powerful spells */ |
874 | tmp->range += isqrt (power); |
878 | tmp->range += isqrt (power); |
875 | |
879 | |
… | |
… | |
946 | cast_spell (object *op, object *caster, int dir, object *spell_ob, char *spellparam) |
950 | cast_spell (object *op, object *caster, int dir, object *spell_ob, char *spellparam) |
947 | { |
951 | { |
948 | const char *godname; |
952 | const char *godname; |
949 | int success = 0; |
953 | int success = 0; |
950 | |
954 | |
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|
955 | // make sure spells always take a while, so a) we don't flood the |
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|
956 | // user with messages and b) too many failures can be harmful (smiting). |
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|
957 | op->speed_left -= 4 * op->speed; // ~0.5s on failure |
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|
958 | |
951 | if (!spell_ob) |
959 | if (!spell_ob) |
952 | { |
960 | { |
953 | LOG (llevError, "cast_spell: null spell object passed\n"); |
961 | LOG (llevError, "cast_spell: null spell object passed\n"); |
954 | return 0; |
962 | return 0; |
955 | } |
963 | } |
… | |
… | |
967 | /* if caster is a spell casting object, this normally shouldn't be |
975 | /* if caster is a spell casting object, this normally shouldn't be |
968 | * an issue, because they don't have any spellpaths set up. |
976 | * an issue, because they don't have any spellpaths set up. |
969 | */ |
977 | */ |
970 | if (caster->path_denied & spell_ob->path_attuned && !caster->flag [FLAG_WIZCAST]) |
978 | if (caster->path_denied & spell_ob->path_attuned && !caster->flag [FLAG_WIZCAST]) |
971 | { |
979 | { |
972 | new_draw_info (NDI_UNIQUE, 0, op, "That spell path is denied to you."); |
980 | op->failmsg ("That spell path is denied to you."); |
973 | return 0; |
981 | return 0; |
974 | } |
982 | } |
975 | |
983 | |
976 | object *skill = 0; |
984 | object *skill = 0; |
977 | |
985 | |
… | |
… | |
1118 | op->failmsg ("Something blocks the spell!"); |
1126 | op->failmsg ("Something blocks the spell!"); |
1119 | |
1127 | |
1120 | return 0; |
1128 | return 0; |
1121 | } |
1129 | } |
1122 | |
1130 | |
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|
1131 | // undo the flood protection from earlier |
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|
1132 | op->speed_left += 4 * op->speed; // ~0.5s on failure |
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|
1133 | |
1123 | /* Take into account how long it takes to cast the spell. |
1134 | /* Take into account how long it takes to cast the spell. |
1124 | * if the player is casting it, then we use the time in |
1135 | * if the player is casting it, then we use the time in |
1125 | * the spell object. If it is a spell object, have it |
1136 | * the spell object. If it is a spell object, have it |
1126 | * take two ticks. Things that cast spells on the players |
1137 | * take two ticks. Things that cast spells on the players |
1127 | * behalf (eg, altars, and whatever else) shouldn't cost |
1138 | * behalf (eg, altars, and whatever else) shouldn't cost |
… | |
… | |
1493 | * the victim with a specific maximum level. |
1504 | * the victim with a specific maximum level. |
1494 | */ |
1505 | */ |
1495 | void |
1506 | void |
1496 | create_exploding_ball_at (object *victim, int level) |
1507 | create_exploding_ball_at (object *victim, int level) |
1497 | { |
1508 | { |
1498 | object *ball = get_archetype (EXPLODING_FIREBALL); |
1509 | object *ball = archetype::get (EXPLODING_FIREBALL); |
1499 | ball->dam_modifier = random_roll (1, level, victim, PREFER_LOW) / 5 + 1; |
1510 | ball->dam_modifier = random_roll (1, level, victim, PREFER_LOW) / 5 + 1; |
1500 | ball->stats.maxhp = random_roll (1, level, victim, PREFER_LOW) / 10 + 2; |
1511 | ball->stats.maxhp = random_roll (1, level, victim, PREFER_LOW) / 10 + 2; |
1501 | ball->insert_at (victim); |
1512 | ball->insert_at (victim); |
1502 | } |
1513 | } |