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--# Main
-- Infinite Grid

function setup()
    displayMode(FULLSCREEN)
    g = Grid()
end

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--# Main
-- Terrain

function setup()
    displayMode(FULLSCREEN)
    forward, right, up = vec3(0,0,1), vec3(-1,0,0), vec3(0,1,0)
    pos = vec3(0,100,0)
    t = Terrain()
    A = 0

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--# Main
-- Terrain

function setup()
    displayMode(FULLSCREEN)
    forward, right, up = vec3(0,0,1), vec3(-1,0,0), vec3(0,1,0)
    t = Terrain()
    A = 0
end

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--# Main
function setup()
    displayMode(FULLSCREEN)
    sky = Skybox()
    forward, right, up = vec3(0,0,-1), vec3(1,0,0), vec3(0,1,0)
    rays = {}
    
    -- creating some random triangles to hit
    tris = {}

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--# Clouds
Clouds = class()

function Clouds:init(x)
    local s = shader([[
        uniform mat4 modelViewProjection;
        attribute vec4 position;
        attribute vec4 color;
        attribute vec2 texCoord;

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//
//  ImageTools.h
//  FaceDetection
//
//  Created by Tobias Teleman on fredag 12 april 2013
//  Copyright (c) Tobias Teleman. All rights reserved.
//

#import <Foundation/Foundation.h>

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--# Main
-- Slices

function setup()
    displayMode(FULLSCREEN)
    parameter.number("Limit",0,1,.1)
    parameter.integer("LowSlice",-80,80,-80)
    parameter.integer("HighSlice",-80,80,80)
    R = 0

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--# Main
-- Grass

function setup()
    displayMode(FULLSCREEN)
    R,H = 40,1
    base = mesh()
    base.vertices = {
        vec3(-1,0,-1), vec3(1,0,-1),

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--# Main
-- IsoSphere

-- Use this function to perform your initial setup
function setup()
    parameter.integer("Divisions", 0,5,1, createSphere)
    parameter.number("H",-10,10,0)
    R = 0
end

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-- CSG - Constructive Solid Geometry

function table.map(t, f)
  local res = {};
  for i,v in ipairs(t) do res[i] = f(v); end
  return res;
end

function table.append(t1, t2)
  local res = table.copy(t1)