LUA скрипт Прицел сюрикен на nl

[phunk]

local rainbow = 0.00
local rotationdegree = 0.000

local DEG2RAD = function(x) return x * math.pi / 180 end
local RAD2DEG = function(x) return x * 180 / math.pi end

local function hsv2rgb(h, s, v)
    local r, g, b
    local i = math.floor(h * 6)
    local f = h * 6 - i
    local p = v * (1 - s)
    local q = v * (1 - f * s)
    local t = v * (1 - (1 - f) * s)

    i = i % 6

    if i == 0 then
        r, g, b = v, t, p
    elseif i == 1 then
        r, g, b = q, v, p
    elseif i == 2 then
        r, g, b = p, v, t
    elseif i == 3 then
        r, g, b = p, q, v
    elseif i == 4 then
        r, g, b = t, p, v
    elseif i == 5 then
        r, g, b = v, p, q
    end

    return r * 255, g * 255, b * 255
end

local function draw_svaston(x, y, size)
    local frametime = 0.033
    local a = size / 60
    local gamma = math.atan(1)
    
    rainbow = rainbow + (frametime * 0.5)
    if rainbow > 1.0 then rainbow = 0.0 end
    if rotationdegree > 360 then rotationdegree = rotationdegree - 360 end

    local r, g, b = hsv2rgb(rainbow, 1, 1)

    for i = 0, 4 do 
        local angle = rotationdegree + (i * 90)
        local p_0 = (a * math.sin(DEG2RAD(angle)))
        local p_1 = (a * math.cos(DEG2RAD(angle)))
        local p_2 = ((a / math.cos(gamma)) * math.sin(DEG2RAD(angle + RAD2DEG(gamma))))
        local p_3 = ((a / math.cos(gamma)) * math.cos(DEG2RAD(angle + RAD2DEG(gamma))))

        render.line(vector(x, y), vector(x + p_0, y - p_1), color(r, g, b, 255))
        render.line(vector(x + p_0, y - p_1), vector(x + p_2, y - p_3), color(r, g, b, 255))
    end
    rotationdegree = rotationdegree + (frametime * 100)
end

events.render:set(function()
    if not globals.is_in_game then return end
    
    local scrsz = render.screen_size()
    draw_svaston(scrsz.x / 2, scrsz.y / 2, scrsz.y / 2)
end)