run.lua

#!/usr/bin/env luajit

local cmdline = require 'ext.cmdline'(...)

--[[ specify GL version first:
require 'gl.setup'()	-- for desktop GL.  Windows needs this.
--require 'gl.setup' 'OpenGLES1'	-- for GLES1 ... but GLES1 has no shaders afaik?
--require 'gl.setup' 'OpenGLES2'	-- for GLES2
--require 'gl.setup' 'OpenGLES3'	-- for GLES3.  Linux or Raspberry Pi can handle this.
--]]
-- [[ pick gl vs gles based on OS (Linux has GLES and includes embedded)
local glfn = nil	-- default gl
local ffi = require 'ffi'
if ffi.os == 'Linux' then
	glfn = 'OpenGLES3'	-- linux / raspi (which is also classified under ffi.os == 'Linux') can use GLES3
end
if cmdline.gl ~= nil then	-- allow cmdline override
	glfn = cmdline.gl
end
require 'gl.setup'(glfn)
--]]

if not pcall(require, 'socket') then
	print("WARNING: can't find luasocket -- you won't be able to submit highscores")
end

local App = require 'sand-attack.app'
App.cfgfilename = cmdline.config or App.cfgfilename
App.skipCustomFont = cmdline.skipCustomFont
return App():run()