90 lines
1.9 KiB
Lua
90 lines
1.9 KiB
Lua
Light = class(nil, {
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type = "Light"
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})
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LoadedObjects.Lights = {}
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function Light:new(x,y,data)
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local o = {}
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o.pos = {
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x = x,
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y = y
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}
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o.radius = data.radius
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o.shine_radius = data.shine_radius or 0
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o.lum = data.lum or 1
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o.color = data.color or {1,1,1}
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o.flicker_amount = data.flicker or 2
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o.flicker_value = 0
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o.dim = 0
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o.flicker_time = 60/12
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o.flicker_timer = 0
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setmetatable(o, self)
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self.__index = self
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table.insert(LoadedObjects.Lights,o)
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return o
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end
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function Light:flicker()
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self.flicker_timer = self.flicker_timer + 1
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if self.flicker_timer >= self.flicker_time then
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self.flicker_timer = self.flicker_timer - self.flicker_time
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self.flicker_value = math.random(0,1)
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self.flicker_value = math.min(math.max(self.flicker_value, -self.flicker_amount), self.flicker_amount)
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end
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end
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function Light:drawClear()
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if self.radius ~= 0 then
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local position = {
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x = (self.pos.x - Camera.pos.x) / game.scale,
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y = (self.pos.y - Camera.pos.y) / game.scale
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}
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local radius = (self.radius + self.flicker_value) / game.scale
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love.graphics.circle(
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"fill",
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position.x,
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position.y,
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radius
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)
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end
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end
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function Light:drawShine()
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if self.radius ~= 0 then
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love.graphics.setColor(self.color[1],self.color[2],self.color[3],1)
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shader.circle_gradient:send("pos_x",- Camera.pos.x + self.pos.x)
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shader.circle_gradient:send("pos_y",- Camera.pos.y + self.pos.y)
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shader.circle_gradient:send("radius",self.shine_radius)
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shader.circle_gradient:send("scale",game.scale)
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love.graphics.setShader(shader.circle_gradient)
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love.graphics.circle(
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"fill",
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- Camera.pos.x + self.pos.x,
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- Camera.pos.y + self.pos.y,
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self.radius
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)
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love.graphics.setShader()
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end
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end
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function Light:kill()
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self.dead = true
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end
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---------------
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function cleanDeadLights()
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for i=1, #LoadedObjects.Entities do
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enty = LoadedObjects.Entities[i]
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if enty.dead then
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table.remove(LoadedObjects.Entities,i)
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end
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end
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end
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---------------
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