82 lines
3.0 KiB
Lua
82 lines
3.0 KiB
Lua
-- ____ _ __
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-- / __ )____ _____ | | / /___ ___________
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-- / __ / __ \/ ___/ | | /| / / __ `/ ___/ ___/
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-- / /_/ / /_/ (__ ) | |/ |/ / /_/ / / (__ )
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-- /_____/\____/____/ |__/|__/\__,_/_/ /____/
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--
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-- A futuristic real-time strategy game.
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-- This file is part of Bos Wars.
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--
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-- explosions.lua - Helpers for particle explosions.
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--
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-- (c) Copyright 2008 by Francois Beerten
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--
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-- This program is free software; you can redistribute it and/or modify
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-- it under the terms of the GNU General Public License as published by
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-- the Free Software Foundation; either version 2 of the License, or
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-- (at your 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 GNU General Public License
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-- along with this program; if not, write to the Free Software
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-- Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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function loadgraphic(filename, width, height)
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local g = CGraphic:New(filename, width, height)
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g:Load()
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return g
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end
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local flash_graphic = loadgraphic("graphics/explosions/flash.png", 240, 194)
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local smoke_graphic = loadgraphic("graphics/explosions/smokelight12.png", 12, 12)
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local largeflames = {}
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local mediumflames = {}
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local smallflames = {}
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for i = 1, 9 do
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largeflames[i] = loadgraphic("graphics/explosions/large0"..i..".png", 128, 96)
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mediumflames[i] = loadgraphic("graphics/explosions/medium0"..i..".png", 54, 73)
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smallflames[i] = loadgraphic("graphics/explosions/small0"..i..".png", 13, 18)
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end
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function pickRandom(list)
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return list[math.random(table.getn(list))]
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end
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function addStaticParticle(graphic, ticksperframe, x, y)
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local a = GraphicAnimation(graphic, ticksperframe)
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local e = StaticParticle(CPosition(x,y), a)
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ParticleManager:add(e:clone())
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end
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function addChunkParticles(amount, smokegraphic, ticksperframe, x, y)
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local smokeanimation = GraphicAnimation(smoke_graphic, ticksperframe)
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for i = 1, amount do
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local chunk = CChunkParticle(CPosition(x, y), smokeanimation)
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ParticleManager:add(chunk:clone())
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end
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end
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function largeExplosion(x, y)
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addStaticParticle(flash_graphic, 22, x, y)
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addStaticParticle(pickRandom(largeflames), 33, x, y)
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addChunkParticles(16, smoke_graphic, 60, x, y)
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end
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function bazooExplosion(x, y)
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addStaticParticle(pickRandom(mediumflames), 33, x, y)
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end
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function nuclearExplosion(x, y)
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addStaticParticle(flash_graphic, 22, x, y)
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addStaticParticle(pickRandom(largeflames), 33, x+50, y+50)
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addStaticParticle(pickRandom(largeflames), 33, x-50, y-47)
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addStaticParticle(pickRandom(largeflames), 33, x-40, y+45)
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addStaticParticle(pickRandom(largeflames), 33, x+47, y-53)
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addChunkParticles(32, smoke_graphic, 60, x, y)
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end
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