mirror of
https://github.com/tanema/light_world.lua.git
synced 2024-12-24 20:24:19 +00:00
learned how to create class like things in lua finally so I took out other peoples code
This commit is contained in:
Tim Anema
parent
456a29ce95
commit
1026092cbd
168
lib/body.lua
168
lib/body.lua
@ -1,110 +1,114 @@
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local _PACKAGE = (...):match("^(.+)[%./][^%./]+") or ""
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local class = require(_PACKAGE.."/class")
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local normal_map = require(_PACKAGE..'/normal_map')
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local util = require(_PACKAGE..'/util')
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local anim8 = require(_PACKAGE..'/anim8')
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local vector = require(_PACKAGE..'/vector')
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local body = class()
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local body = {}
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body.__index = body
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body.glowShader = love.graphics.newShader(_PACKAGE.."/shaders/glow.glsl")
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body.materialShader = love.graphics.newShader(_PACKAGE.."/shaders/material.glsl")
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function body:init(id, type, ...)
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local function new(id, type, ...)
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local args = {...}
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self.id = id
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self.type = type
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self.shine = true
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self.red = 1.0
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self.green = 1.0
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self.blue = 1.0
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self.alpha = 1.0
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self.glowRed = 255
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self.glowGreen = 255
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self.glowBlue = 255
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self.glowStrength = 0.0
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self.tileX = 0
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self.tileY = 0
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self.zheight = 1
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local obj = setmetatable({}, body)
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obj.id = id
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obj.type = type
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obj.shine = true
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obj.red = 1.0
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obj.green = 1.0
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obj.blue = 1.0
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obj.alpha = 1.0
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obj.glowRed = 255
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obj.glowGreen = 255
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obj.glowBlue = 255
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obj.glowStrength = 0.0
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obj.tileX = 0
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obj.tileY = 0
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obj.zheight = 1
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self.castsNoShadow = false
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self.visible = true
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self.is_on_screen = true
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obj.castsNoShadow = false
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obj.visible = true
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obj.is_on_screen = true
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if self.type == "circle" then
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self.x = args[1] or 0
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self.y = args[2] or 0
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if obj.type == "circle" then
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obj.x = args[1] or 0
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obj.y = args[2] or 0
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circle_canvas = love.graphics.newCanvas(args[3]*2, args[3]*2)
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util.drawto(circle_canvas, 0, 0, 1, function()
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love.graphics.circle('fill', args[3], args[3], args[3])
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end)
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self.img = love.graphics.newImage(circle_canvas:getImageData())
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self.imgWidth = self.img:getWidth()
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self.imgHeight = self.img:getHeight()
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self.ix = self.imgWidth * 0.5
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self.iy = self.imgHeight * 0.5
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self:generateNormalMapFlat("top")
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obj.img = love.graphics.newImage(circle_canvas:getImageData())
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obj.imgWidth = obj.img:getWidth()
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obj.imgHeight = obj.img:getHeight()
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obj.ix = obj.imgWidth * 0.5
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obj.iy = obj.imgHeight * 0.5
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obj:generateNormalMapFlat("top")
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self:setShadowType('circle', args[3], args[4], args[5])
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elseif self.type == "rectangle" then
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self.x = args[1] or 0
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self.y = args[2] or 0
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obj:setShadowType('circle', args[3], args[4], args[5])
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elseif obj.type == "rectangle" then
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obj.x = args[1] or 0
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obj.y = args[2] or 0
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local rectangle_canvas = love.graphics.newCanvas(args[3], args[4])
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util.drawto(rectangle_canvas, 0, 0, 1, function()
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love.graphics.rectangle('fill', 0, 0, args[3], args[4])
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end)
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self.img = love.graphics.newImage(rectangle_canvas:getImageData())
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self.imgWidth = self.img:getWidth()
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self.imgHeight = self.img:getHeight()
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self.ix = self.imgWidth * 0.5
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self.iy = self.imgHeight * 0.5
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self:generateNormalMapFlat("top")
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obj.img = love.graphics.newImage(rectangle_canvas:getImageData())
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obj.imgWidth = obj.img:getWidth()
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obj.imgHeight = obj.img:getHeight()
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obj.ix = obj.imgWidth * 0.5
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obj.iy = obj.imgHeight * 0.5
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obj:generateNormalMapFlat("top")
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self:setShadowType('rectangle', args[3], args[4])
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elseif self.type == "polygon" then
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self:setPoints(...)
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elseif self.type == "image" then
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self.img = args[1]
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self.x = args[2] or 0
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self.y = args[3] or 0
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if self.img then
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self.imgWidth = self.img:getWidth()
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self.imgHeight = self.img:getHeight()
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self.ix = self.imgWidth * 0.5
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self.iy = self.imgHeight * 0.5
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obj:setShadowType('rectangle', args[3], args[4])
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elseif obj.type == "polygon" then
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obj:setPoints(...)
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elseif obj.type == "image" then
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obj.img = args[1]
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obj.x = args[2] or 0
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obj.y = args[3] or 0
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if obj.img then
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obj.imgWidth = obj.img:getWidth()
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obj.imgHeight = obj.img:getHeight()
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obj.ix = obj.imgWidth * 0.5
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obj.iy = obj.imgHeight * 0.5
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end
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self:generateNormalMapFlat("top")
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self:setShadowType('rectangle', args[4] or self.imgWidth, args[5] or self.imgHeight, args[6], args[7])
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self.reflective = true
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elseif self.type == "animation" then
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self.img = args[1]
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self.x = args[2] or 0
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self.y = args[3] or 0
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self.animations = {}
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self.castsNoShadow = true
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self:generateNormalMapFlat("top")
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self.reflective = true
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elseif self.type == "refraction" then
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self.x = args[2] or 0
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self.y = args[3] or 0
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self:setNormalMap(args[1], args[4], args[5])
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self.width = args[4] or self.normalWidth
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self.height = args[5] or self.normalHeight
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self.ox = self.width * 0.5
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self.oy = self.height * 0.5
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self.refraction = true
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elseif self.type == "reflection" then
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self.x = args[2] or 0
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self.y = args[3] or 0
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self:setNormalMap(args[1], args[4], args[5])
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self.width = args[4] or self.normalWidth
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self.height = args[5] or self.normalHeight
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self.ox = self.width * 0.5
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self.oy = self.height * 0.5
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self.reflection = true
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obj:generateNormalMapFlat("top")
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obj:setShadowType('rectangle', args[4] or obj.imgWidth, args[5] or obj.imgHeight, args[6], args[7])
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obj.reflective = true
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elseif obj.type == "animation" then
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obj.img = args[1]
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obj.x = args[2] or 0
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obj.y = args[3] or 0
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obj.animations = {}
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obj.castsNoShadow = true
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obj:generateNormalMapFlat("top")
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obj.reflective = true
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elseif obj.type == "refraction" then
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obj.x = args[2] or 0
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obj.y = args[3] or 0
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obj:setNormalMap(args[1], args[4], args[5])
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obj.width = args[4] or obj.normalWidth
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obj.height = args[5] or obj.normalHeight
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obj.ox = obj.width * 0.5
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obj.oy = obj.height * 0.5
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obj.refraction = true
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elseif obj.type == "reflection" then
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obj.x = args[2] or 0
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obj.y = args[3] or 0
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obj:setNormalMap(args[1], args[4], args[5])
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obj.width = args[4] or obj.normalWidth
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obj.height = args[5] or obj.normalHeight
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obj.ox = obj.width * 0.5
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obj.oy = obj.height * 0.5
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obj.reflection = true
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end
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self.old_x, self.old_y = self.x, self.y
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obj.old_x, obj.old_y = obj.x, obj.y
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return obj
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end
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-- refresh
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@ -714,4 +718,4 @@ function body:drawImageShadow(light)
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love.graphics.draw(self.shadowMesh, self.x - self.ox, self.y - self.oy, 0, s, s)
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end
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return body
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return setmetatable({new = new}, {__call = function(_, ...) return new(...) end})
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@ -1,47 +0,0 @@
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-- class.lua
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-- Compatible with Lua 5.1 (not 5.0).
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local class = function(base, init)
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local c = {} -- a new class instance
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if not init and type(base) == 'function' then
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init = base
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base = nil
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elseif type(base) == 'table' then
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-- our new class is a shallow copy of the base class!
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for i,v in pairs(base) do
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c[i] = v
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end
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c._base = base
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end
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-- the class will be the metatable for all its objects,
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-- and they will look up their methods in it.
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c.__index = c
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-- expose a constructor which can be called by <classname>(<args>)
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local mt = {}
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mt.__call = function(class_tbl, ...)
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local obj = {}
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setmetatable(obj,c)
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if class_tbl.init then
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class_tbl.init(obj,...)
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else
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-- make sure that any stuff from the base class is initialized!
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if base and base.init then
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base.init(obj, ...)
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end
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end
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return obj
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end
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c.init = init
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c.is_a = function(self, klass)
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local m = getmetatable(self)
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while m do
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if m == klass then return true end
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m = m._base
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end
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return false
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end
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setmetatable(c, mt)
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return c
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end
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return class
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50
lib/init.lua
50
lib/init.lua
@ -23,42 +23,46 @@ SOFTWARE.
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]]
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local _PACKAGE = string.gsub(...,"%.","/") or ""
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if string.len(_PACKAGE) > 0 then _PACKAGE = _PACKAGE .. "/" end
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local class = require(_PACKAGE..'class')
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local Light = require(_PACKAGE..'light')
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local Body = require(_PACKAGE..'body')
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local util = require(_PACKAGE..'util')
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local PostShader = require(_PACKAGE..'postshader')
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local light_world = class()
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local light_world = {}
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light_world.__index = light_world
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light_world.shadowShader = love.graphics.newShader(_PACKAGE.."/shaders/shadow.glsl")
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light_world.refractionShader = love.graphics.newShader(_PACKAGE.."shaders/refraction.glsl")
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light_world.reflectionShader = love.graphics.newShader(_PACKAGE.."shaders/reflection.glsl")
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function light_world:init(options)
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self.lights = {}
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self.bodies = {}
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self.post_shader = PostShader()
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local function new(options)
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local obj = {}
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obj.lights = {}
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obj.bodies = {}
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obj.post_shader = PostShader()
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obj.l, obj.t, obj.s = 0, 0, 1
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obj.ambient = {0, 0, 0}
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obj.refractionStrength = 8.0
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obj.reflectionStrength = 16.0
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obj.reflectionVisibility = 1.0
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obj.shadowBlur = 2.0
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obj.glowBlur = 1.0
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obj.glowTimer = 0.0
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obj.glowDown = false
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self.l, self.t, self.s = 0, 0, 1
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self.ambient = {0, 0, 0}
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self.refractionStrength = 8.0
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self.reflectionStrength = 16.0
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self.reflectionVisibility = 1.0
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self.shadowBlur = 2.0
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self.glowBlur = 1.0
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self.glowTimer = 0.0
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self.glowDown = false
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self.disableGlow = false
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self.disableMaterial = false
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self.disableReflection = true
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self.disableRefraction = true
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obj.disableGlow = false
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obj.disableMaterial = false
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obj.disableReflection = true
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obj.disableRefraction = true
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options = options or {}
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for k, v in pairs(options) do self[k] = v end
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for k, v in pairs(options) do obj[k] = v end
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self:refreshScreenSize()
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local world = setmetatable(obj, light_world)
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world:refreshScreenSize()
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return world
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end
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function light_world:refreshScreenSize(w, h)
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@ -304,4 +308,4 @@ function light_world:remove(to_kill)
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return false
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end
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return light_world
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return setmetatable({new = new}, {__call = function(_, ...) return new(...) end})
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@ -1,24 +1,28 @@
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local _PACKAGE = (...):match("^(.+)[%./][^%./]+") or ""
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local class = require(_PACKAGE.."/class")
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local util = require(_PACKAGE..'/util')
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local light = class()
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local light = {}
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light.__index = light
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function light:init(x, y, r, g, b, range)
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self.direction = 0
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self.angle = math.pi * 2.0
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self.x = x or 0
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self.y = y or 0
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self.z = 1
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self.red = r or 255
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self.green = g or 255
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self.blue = b or 255
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self.range = range or 300
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self.smooth = 1.0
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self.glowSize = 0.1
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self.glowStrength = 0.0
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self.visible = true
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self.is_on_screen = true
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local function new(x, y, r, g, b, range)
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local obj = {
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direction = 0,
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angle = math.pi * 2.0,
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x = x or 0,
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y = y or 0,
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z = 1,
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red = r or 255,
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green = g or 255,
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blue = b or 255,
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range = range or 300,
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smooth = 1.0,
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glowSize = 0.1,
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glowStrength = 0.0,
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visible = true,
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is_on_screen = true,
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}
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return setmetatable(obj, light)
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end
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-- set position
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@ -118,4 +122,4 @@ function light:setVisible(visible)
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self.visible = visible
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end
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return light
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return setmetatable({new = new}, {__call = function(_, ...) return new(...) end})
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@ -1,4 +1,4 @@
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normal_map = {}
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local normal_map = {}
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function normal_map.fromHeightMap(heightMap, strength)
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local imgData = heightMap:getData()
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@ -22,10 +22,10 @@ OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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SOFTWARE.
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]]
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local _PACKAGE = (...):match("^(.+)[%./][^%./]+") or ""
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local class = require(_PACKAGE..'/class')
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local util = require(_PACKAGE..'/util')
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local post_shader = class()
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local post_shader = {}
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post_shader.__index = post_shader
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local files = love.filesystem.getDirectoryItems(_PACKAGE.."/shaders/postshaders")
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local shaders = {}
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@ -44,18 +44,16 @@ for i,v in ipairs(files) do
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end
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end
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function post_shader:init()
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self:refreshScreenSize()
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self.effects = {}
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local function new()
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local obj = {effects = {}}
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local class = setmetatable(obj, post_shader)
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class:refreshScreenSize()
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return class
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end
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function post_shader:refreshScreenSize(w, h)
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w, h = w or love.window.getWidth(), h or love.window.getHeight()
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self.back_buffer = love.graphics.newCanvas(w, h)
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self.w = w
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self.h = h
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end
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function post_shader:addEffect(shaderName, ...)
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@ -116,7 +114,6 @@ function post_shader:drawTiltShift(canvas, args)
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end
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function post_shader:drawShader(shaderName, canvas, args)
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local w, h = love.graphics.getWidth(), love.graphics.getHeight()
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local current_arg = 1
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local effect = shaders[shaderName]
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@ -164,4 +161,4 @@ function process_palette(palette)
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return palette
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end
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return post_shader
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return setmetatable({new = new}, {__call = function(_, ...) return new(...) end})
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