// Textured evening old-town cityscape with castle hill
#version 3.7;

global_settings {
  assumed_gamma 1.0
  max_trace_level 8
}

#include "colors.inc"

// -------------------- Background / atmosphere --------------------
background { color rgb <0.10, 0.12, 0.18> }

fog {
  distance 85
  color rgb <0.10, 0.12, 0.18>
  fog_type 2
  fog_alt 2.2
  turbulence 0.15
}

// -------------------- Camera --------------------
camera {
  location <18, 11.2, -22>
  look_at  <0, 4.2,  0>
  angle 42
}

// -------------------- Lights (warm, soft shadows) --------------------
// Cool sky fill (shadowless)
light_source {
  <0, 70, -30>
  color rgb <0.10, 0.14, 0.20>
  shadowless
}

// Soft sky key
light_source {
  <55, 65, -40>
  color rgb <0.22, 0.26, 0.34>*0.75
  area_light <10,0,0>, <0,0,10>, 4, 4
  adaptive 1
  jitter
}

// Warm conical street/spot lights
#macro ConeLight(Pos, Target, Col, Radius, Fall, Tight)
light_source {
  Pos
  color Col
  spotlight
  point_at Target
  radius Radius
  falloff Fall
  tightness Tight
}
#end

#declare WarmLamp = rgb <1.00, 0.80, 0.55>*1.2;

// -------------------- Fast materials (procedural textures) --------------------
#declare F_Wall  = finish { diffuse 0.85 specular 0.06 roughness 0.08 ambient 0.01 };
#declare F_Stone = finish { diffuse 0.82 specular 0.08 roughness 0.06 ambient 0.01 };
#declare F_Roof  = finish { diffuse 0.75 specular 0.10 roughness 0.05 ambient 0.01 };
#declare F_Ground= finish { diffuse 0.90 specular 0.05 roughness 0.10 ambient 0.005 };
#declare F_Metal = finish { diffuse 0.55 specular 0.20 roughness 0.05 ambient 0.01 };

#declare TX_Plaster =
texture{
  pigment{
    average
    pigment_map{
      [1 color rgb <0.62,0.60,0.56>]
      [1 bozo
        color_map{
          [0.00 rgb <0.58,0.56,0.52>]
          [0.55 rgb <0.64,0.62,0.58>]
          [1.00 rgb <0.68,0.66,0.62>]
        }
        scale 0.7
      ]
    }
  }
  normal { bumps 0.35 scale 0.25 }
  finish { F_Wall }
}

#declare TX_Plaster_Green =
texture{
  pigment{
    average
    pigment_map{
      [1 color rgb <0.56,0.58,0.55>]
      [1 bozo
        color_map{
          [0.00 rgb <0.50,0.54,0.50>]
          [0.55 rgb <0.58,0.61,0.57>]
          [1.00 rgb <0.64,0.66,0.62>]
        }
        scale 0.8
      ]
    }
  }
  normal { bumps 0.32 scale 0.25 }
  finish { F_Wall }
}

#declare TX_Plaster_Warm =
texture{
  pigment{
    average
    pigment_map{
      [1 color rgb <0.60,0.54,0.48>]
      [1 bozo
        color_map{
          [0.00 rgb <0.54,0.48,0.43>]
          [0.55 rgb <0.62,0.56,0.50>]
          [1.00 rgb <0.68,0.61,0.55>]
        }
        scale 0.85
      ]
    }
  }
  normal { bumps 0.33 scale 0.25 }
  finish { F_Wall }
}

#declare TX_Stone =
texture{
  pigment{
    granite
    color_map{
      [0.00 rgb <0.33,0.34,0.36>]
      [0.45 rgb <0.28,0.29,0.31>]
      [1.00 rgb <0.40,0.41,0.44>]
    }
    scale 0.9
  }
  normal { granite 0.65 scale 0.35 }
  finish { F_Stone }
}

#declare TX_Roof_Red =
texture{
  pigment{
    wrinkles
    color_map{
      [0.00 rgb <0.34,0.12,0.12>]
      [0.55 rgb <0.43,0.16,0.14>]
      [1.00 rgb <0.52,0.20,0.18>]
    }
    scale <0.25,0.10,0.25>
  }
  normal { ripples 0.45 scale <0.25,0.08,0.25> }
  finish { F_Roof }
}

#declare TX_Roof_Brown =
texture{
  pigment{
    wrinkles
    color_map{
      [0.00 rgb <0.24,0.15,0.10>]
      [0.55 rgb <0.32,0.20,0.13>]
      [1.00 rgb <0.42,0.28,0.20>]
    }
    scale <0.28,0.12,0.28>
  }
  normal { ripples 0.42 scale <0.28,0.09,0.28> }
  finish { F_Roof }
}

#declare TX_AsphaltCobble =
texture{
  pigment{
    bozo
    color_map{
      [0.00 rgb <0.07,0.07,0.09>]
      [0.55 rgb <0.10,0.10,0.12>]
      [1.00 rgb <0.14,0.14,0.16>]
    }
    scale 0.65
  }
  normal{
    average
    normal_map{
      [1 bumps 0.25 scale 0.20]
      [1 crackle 0.35 scale 0.35]
    }
  }
  finish { F_Ground }
}

// -------------------- Ground + street --------------------
plane {
  y, 0
  texture { TX_AsphaltCobble }
}

#declare StreetW = 2.8;
box {
  <-20, 0.001, -StreetW>, <20, 0.02, StreetW>
  texture { TX_AsphaltCobble }
}

// -------------------- Modular buildings (textured) --------------------
#macro House(W, D, H, RoofH, WallTex, RoofTex)
  union {
    box {
      <-W/2, 0, -D/2>, <W/2, H, D/2>
      texture { WallTex }
    }
    // pitched roof prism along Z
    prism {
      linear_sweep
      linear_spline
      -D/2, D/2, 3,
      <-W/2, H>,
      < 0,   H+RoofH>,
      < W/2, H>
      texture { RoofTex }
    }
  }
#end

#macro Tower(R, H, CapH, WallTex, CapTex)
  union {
    cylinder { <0,0,0>, <0,H,0>, R texture { WallTex } }
    cone { <0,H,0>, R*1.05, <0,H+CapH,0>, 0 texture { CapTex } }
  }
#end

// -------------------- Window hints (simple emissive rectangles) --------------------
#macro WindowsOnBox(W, D, H, Seed)
  #local WY = 1.2;
  #local WW = 0.28;
  #local WH = 0.38;
  #local Glow = texture {
    pigment { color rgb <1.0,0.78,0.52>*0.9 }
    finish  { diffuse 0.2 ambient 0.85 specular 0.0 }
  };

  union{
    // front ( -Z )
    #local i=0;
    #while (i<3)
      box{
        <-W*0.30 + i*(W*0.30), WY, -D/2-0.001>,
        <-W*0.30 + i*(W*0.30) + WW, WY+WH, -D/2-0.0005>
        texture{Glow}
      }
      #local i=i+1;
    #end

    // back ( +Z ) dimmer
    box{
      < -W*0.18, WY+0.2, D/2+0.0005>,
      < -W*0.18+WW, WY+0.2+WH, D/2+0.001>
      texture{
        pigment{color rgb <1.0,0.75,0.50>*0.35}
        finish { diffuse 0.2 ambient 0.45 }
      }
    }
  }
#end

// -------------------- Town block layout --------------------
// Row 1 (front)
union{ object { House(3.6, 2.8, 3.2, 1.4, TX_Plaster,       TX_Roof_Red) }   WindowsOnBox(3.6,2.8,3.2, 1) translate <-8.4,0,-6.5> }
union{ object { House(3.0, 3.0, 3.8, 1.6, TX_Plaster_Green, TX_Roof_Brown) } WindowsOnBox(3.0,3.0,3.8, 2) translate <-4.2,0,-6.7> }
union{ object { House(4.0, 3.2, 3.5, 1.5, TX_Plaster_Warm,  TX_Roof_Red) }   WindowsOnBox(4.0,3.2,3.5, 3) translate < 0.0,0,-6.6> }
union{ object { House(3.2, 2.9, 4.2, 1.7, TX_Plaster_Green, TX_Roof_Brown) } WindowsOnBox(3.2,2.9,4.2, 4) translate < 4.3,0,-6.7> }
union{ object { House(3.8, 3.1, 3.1, 1.3, TX_Plaster,       TX_Roof_Red) }   WindowsOnBox(3.8,3.1,3.1, 5) translate < 8.5,0,-6.6> }

// Row 2
union{ object { House(3.4, 3.0, 4.0, 1.5, TX_Plaster_Green, TX_Roof_Red) }   WindowsOnBox(3.4,3.0,4.0, 6) rotate <0, 8,0> translate <-8.5,0,-2.5> }
union{ object { House(3.9, 3.3, 4.6, 1.8, TX_Plaster,       TX_Roof_Brown) } WindowsOnBox(3.9,3.3,4.6, 7) rotate <0,-6,0> translate <-4.3,0,-2.4> }
union{ object { House(4.2, 3.5, 4.3, 1.7, TX_Plaster_Warm,  TX_Roof_Red) }   WindowsOnBox(4.2,3.5,4.3, 8) rotate <0, 4,0> translate < 0.2,0,-2.3> }
union{ object { House(3.2, 3.0, 4.8, 1.9, TX_Plaster_Green, TX_Roof_Brown) } WindowsOnBox(3.2,3.0,4.8, 9) rotate <0,-7,0> translate < 4.4,0,-2.5> }
union{ object { House(3.6, 3.2, 4.1, 1.6, TX_Plaster_Green, TX_Roof_Red) }   WindowsOnBox(3.6,3.2,4.1,10) rotate <0, 6,0> translate < 8.6,0,-2.4> }

// Row 3 (back)
union{ object { House(3.2, 3.1, 5.0, 2.0, TX_Plaster_Green, TX_Roof_Red) }   WindowsOnBox(3.2,3.1,5.0,11) rotate <0,-8,0> translate <-8.6,0, 1.6> }
union{ object { House(3.8, 3.6, 5.3, 2.1, TX_Plaster,       TX_Roof_Brown) } WindowsOnBox(3.8,3.6,5.3,12) rotate <0, 5,0> translate <-4.4,0, 1.5> }
union{ object { House(4.5, 3.8, 5.6, 2.2, TX_Plaster_Warm,  TX_Roof_Red) }   WindowsOnBox(4.5,3.8,5.6,13) rotate <0,-4,0> translate < 0.1,0, 1.7> }
union{ object { House(3.4, 3.2, 5.1, 2.0, TX_Plaster_Green, TX_Roof_Brown) } WindowsOnBox(3.4,3.2,5.1,14) rotate <0, 7,0> translate < 4.4,0, 1.6> }
union{ object { House(3.9, 3.7, 5.2, 2.1, TX_Plaster,       TX_Roof_Red) }   WindowsOnBox(3.9,3.7,5.2,15) rotate <0,-6,0> translate < 8.7,0, 1.5> }

// Old-town towers
object { Tower(0.65, 7.6, 2.2, TX_Stone, TX_Roof_Red)   translate <-2.6,0,-4.5> }
object { Tower(0.55, 6.4, 2.0, TX_Stone, TX_Roof_Brown) translate < 6.7,0,-1.0> }

// -------------------- Lamp posts --------------------
#macro LampPost(P)
union{
  cylinder { P, P+<0,1.55,0>, 0.06 pigment{color rgb<0.10,0.10,0.12>} finish{F_Metal} }
  cylinder { P+<0,1.55,0>, P+<0,1.80,0>, 0.04 pigment{color rgb<0.10,0.10,0.12>} finish{F_Metal} }
  sphere   { P+<0,1.86,0>, 0.10
    pigment{color rgb<0.18,0.16,0.14>}
    finish{ diffuse 0.5 specular 0.12 roughness 0.06 ambient 0.25 }
  }
}
#end

#declare L1 = <-10.5, 0,  0.0>;
#declare L2 = <-4.5,  0,  0.0>;
#declare L3 = < 1.5,  0,  0.0>;
#declare L4 = < 7.5,  0,  0.0>;

object { LampPost(L1) }
object { LampPost(L2) }
object { LampPost(L3) }
object { LampPost(L4) }

ConeLight(L1+<0,1.9,0>, L1+<0,0.0,0>, WarmLamp, 18, 32, 18)
ConeLight(L2+<0,1.9,0>, L2+<0,0.0,0>, WarmLamp, 18, 32, 18)
ConeLight(L3+<0,1.9,0>, L3+<0,0.0,0>, WarmLamp, 18, 32, 18)
ConeLight(L4+<0,1.9,0>, L4+<0,0.0,0>, WarmLamp, 18, 32, 18)

// Façade spotlights
ConeLight(<-14, 6.5, -12>, <-6.0, 2.8, -6.5>, rgb<1.0,0.82,0.60>*0.9, 16, 26, 20)
ConeLight(< 14, 7.0, -12>, < 6.0, 3.0, -6.5>, rgb<1.0,0.82,0.60>*0.85, 16, 26, 20)

// -------------------- Distant hill + castle --------------------
difference {
  sphere { <0, -30, 28>, 40 }
  plane  { y, 0 inverse }
  texture{
    pigment{
      bozo
      color_map{
        [0.00 rgb <0.13,0.18,0.16>]
        [0.60 rgb <0.18,0.22,0.20>]
        [1.00 rgb <0.10,0.14,0.12>]
      }
      scale 2.2
    }
    normal { bumps 0.35 scale 0.9 }
    finish { diffuse 0.95 specular 0.01 roughness 0.18 ambient 0.01 }
  }
}

// Castle (textured stone + darker roofs)
#declare TX_CastleStone =
texture{
  pigment{
    granite
    color_map{
      [0.00 rgb <0.20,0.21,0.23>]
      [0.55 rgb <0.26,0.27,0.30>]
      [1.00 rgb <0.34,0.35,0.38>]
    }
    scale 0.85
  }
  normal { granite 0.75 scale 0.32 }
  finish { diffuse 0.80 specular 0.07 roughness 0.06 ambient 0.005 }
}

#declare TX_CastleRoof =
texture{
  pigment{
    wrinkles
    color_map{
      [0.00 rgb <0.10,0.10,0.12>]
      [0.60 rgb <0.14,0.14,0.16>]
      [1.00 rgb <0.18,0.18,0.20>]
    }
    scale <0.30,0.12,0.30>
  }
  normal { ripples 0.30 scale <0.30,0.10,0.30> }
  finish { diffuse 0.70 specular 0.10 roughness 0.05 ambient 0.005 }
}

union {
  box { <-2.4, 0, -1.8>, < 2.4, 4.8,  1.8> texture { TX_CastleStone } }
  box { <-5.0, 0, -1.2>, <-2.6, 3.2, 1.2> texture { TX_CastleStone } }
  box { < 2.6, 0, -1.2>, < 5.0, 3.2, 1.2> texture { TX_CastleStone } }

  object { Tower(0.7, 5.6, 2.0, TX_CastleStone, TX_CastleRoof) translate <-4.7,0,-1.1> }
  object { Tower(0.7, 5.6, 2.0, TX_CastleStone, TX_CastleRoof) translate <-4.7,0, 1.1> }
  object { Tower(0.7, 5.6, 2.0, TX_CastleStone, TX_CastleRoof) translate < 4.7,0,-1.1> }
  object { Tower(0.7, 5.6, 2.0, TX_CastleStone, TX_CastleRoof) translate < 4.7,0, 1.1> }

  prism {
    linear_sweep
    linear_spline
    -1.8, 1.8, 3,
    <-2.4, 4.8>,
    < 0.0, 6.3>,
    < 2.4, 4.8>
    texture { TX_CastleRoof }
  }

  scale <1.2,1.2,1.2>
  rotate <0, 12, 0>
  translate <0, 0.0, 22.5>
}

// Rim light to separate castle from hill
ConeLight(<-6, 14, 10>, <0, 4.5, 22.5>, rgb<1.0,0.75,0.55>*0.25, 10, 18, 8)