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/* |
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* This file is part of Deliantra, the Roguelike Realtime MMORPG. |
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* |
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* Copyright (©) 2005,2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team |
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* Copyright (©) 2002,2007 Mark Wedel & Crossfire Development Team |
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* Copyright (©) 1992,2007 Frank Tore Johansen |
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* |
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* Deliantra is free software: you can redistribute it and/or modify it under |
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* the terms of the Affero GNU General Public License as published by the |
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* Free Software Foundation, either version 3 of the License, or (at your |
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* option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the Affero GNU General Public License |
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* and the GNU General Public License along with this program. If not, see |
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* <http://www.gnu.org/licenses/>. |
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* |
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* The authors can be reached via e-mail to <support@deliantra.net> |
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*/ |
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|
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#include <global.h> |
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#include <sproto.h> |
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|
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/* peterm: do_power_crystal |
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|
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object *op, object *crystal |
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|
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This function handles the application of power crystals. |
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Power crystals, when applied, either suck power from the applier, |
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if he's at full spellpoints, or gives him power, if it's got |
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spellpoins stored. |
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|
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*/ |
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int |
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apply_power_crystal (object *op, object *crystal) |
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{ |
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int available_power; |
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int power_space; |
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int power_grab; |
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|
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available_power = op->stats.sp - op->stats.maxsp; |
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power_space = crystal->stats.maxsp - crystal->stats.sp; |
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power_grab = 0; |
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|
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if (available_power >= 0 && power_space > 0) |
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power_grab = min (power_space, 0.5 * op->stats.sp); |
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|
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if (available_power < 0 && crystal->stats.sp > 0) |
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power_grab = -min (-available_power, crystal->stats.sp); |
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|
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op->stats.sp -= power_grab; |
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crystal->stats.sp += power_grab; |
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crystal->set_speed ((float) crystal->stats.sp / (float) crystal->stats.maxsp); |
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|
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if (object *pl = op->visible_to ()) |
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esrv_update_item (UPD_ANIMSPEED, pl, crystal); |
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|
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return 1; |
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} |
