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#########################################################################
# Copyright (C) 2010-2011 Tavian Barnes <tavianator@tavianator.com>     #
#                                                                       #
# This file is part of The Dimension Test Suite.                        #
#                                                                       #
# The Dimension Test Suite is free software; you can redistribute it    #
# and/or modify it under the terms of the GNU General Public License as #
# published by the Free Software Foundation; either version 3 of the    #
# License, or (at your option) any later version.                       #
#                                                                       #
# The Dimension Test Suite is distributed in the hope that it will be   #
# useful, but WITHOUT ANY WARRANTY; without even the implied warranty   #
# of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU  #
# General Public License for more details.                              #
#                                                                       #
# You should have received a copy of the GNU General Public License     #
# along with this program.  If not, see <http://www.gnu.org/licenses/>. #
#########################################################################

# Camera
camera = PerspectiveCamera(location = (0, 0.25, -4),
                           look_at  = 0)
camera.rotate(53*Y)

# Background

try:
  image_map = ImageMap("../../libdimension/tests/png2.png").rotate(53*Y)
except OSError:
  image_map = Orange

background = PigmentMap(
  pattern = Gradient(Y),
  map     = {
    0:    image_map,
    0.35: Color(0, 0.1, 0.2, trans = 0.1, filter = 0.0),
  },
)

# Lights
lights = [
  PointLight(location = (-15, 20, 10), color = White),
]

# Objects

hollow_cube = Difference(
  [
    Box(
      (-1, -1, -1), (1, 1, 1),

      texture = Texture(
        pigment = Color(0, 0, 1, trans = 0.75, filter = 1/3),
        finish  = Reflection(min = 0, max = 0.5),
      ),
      interior = Interior(
        ior = 1.1,
      ),
    )
    .rotate(45*X),

    Sphere(
      center = 0, radius = 1.25,
      texture = Texture(
        pigment = Green,
        finish  = Phong(strength = 0.2, size = 40),
      ),
    )
  ],
)

arrow = Union(
  [
    Cylinder(bottom = -1.25*Y, top = 1.25*Y, radius = 0.1),
    Cone(
      bottom = 1.25*Y, bottom_radius = 0.1,
      top    = 1.5*Y,  top_radius    = 0,
      open = True
    ),
  ],
  pigment = PigmentMap(
    Gradient(Y),
    {
      0/6: Red,
      1/6: Orange,
      2/6: Yellow,
      3/6: Green,
      4/6: Blue,
      5/6: Magenta,
      6/6: Red,
    },
  )
  .scale(1, 2.75, 1)
  .translate(-1.25*Y),
)

torii = Union(
  [
    Torus(major_radius = 0.15, minor_radius = 0.05).translate(-Y),
    Torus(major_radius = 0.15, minor_radius = 0.05),
    Torus(major_radius = 0.15, minor_radius = 0.05).translate(Y),
  ],
  texture = Texture(
    pigment = Blue,
    finish  = Ambient(1),
  ),
)

spike = Union([arrow, torii]).rotate(-45*X)

strip_textures = [
  Texture(pigment = Red),
  Texture(pigment = Orange),
  Texture(pigment = Yellow),
]
strip_triangles = []

a = 0
b = Vector(0, sqrt(3)/2, 0.5)
c = Z
for i in range(128):
  strip_triangles.append(Triangle(a, b, c, texture = strip_textures[i%3]))
  a = b
  b = c
  c = a + Z

strip = Union(strip_triangles).translate(5, -2, -4)

ground = Plane(
  normal = Y, distance = -2,

  pigment = PigmentMap(
    Checker(),
    [
      White,
      PigmentMap(Checker(), [Black, White]).scale(1/3)
    ],
  ),
)

objects = [
  hollow_cube,
  spike,
  strip,
  ground,
]