// Evening old-town cityscape with conical spot lights (ambient dusk)
#version 3.7;

global_settings {
  assumed_gamma 1.0
  max_trace_level 8
}

#include "colors.inc"

// -------------------- Sky / evening background --------------------
background { color rgb <0.10, 0.12, 0.18> } // deep evening blue

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 (conical, warm, soft-ish shadows) --------------------
// Low ambient sky fill (shadowless, cool)
light_source {
  <0, 70, -30>
  color rgb <0.10, 0.14, 0.20>
  shadowless
}

// Soft “moon/sky” key (very dim, broad, cool)
light_source {
  <55, 65, -40>
  color rgb <0.22, 0.26, 0.34>*0.7
  area_light <10,0,0>, <0,0,10>, 4, 4
  adaptive 1
  jitter
}

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

// -------------------- Simple finishes (no textures) --------------------
#declare F_Matte  = finish { diffuse 0.88 specular 0.05 roughness 0.10 ambient 0.02 };
#declare F_Roof   = finish { diffuse 0.82 specular 0.08 roughness 0.07 ambient 0.02 };
#declare F_Street = finish { diffuse 0.92 specular 0.03 roughness 0.12 ambient 0.01 };
#declare F_Metal  = finish { diffuse 0.55 specular 0.20 roughness 0.05 ambient 0.01 };

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

// -------------------- Ground + street --------------------
plane {
  y, 0
  pigment { color rgb <0.30, 0.32, 0.34> } // darker ground for evening
  finish { diffuse 0.95 specular 0.02 roughness 0.14 ambient 0.01 }
}

#declare StreetW = 2.8;
box {
  <-20, 0.001, -StreetW>, <20, 0.02, StreetW>
  pigment { color rgb <0.12, 0.12, 0.14> }
  finish { F_Street }
}

// -------------------- Modular buildings --------------------
#macro House(W, D, H, RoofH, WallCol, RoofCol)
  union {
    box {
      <-W/2, 0, -D/2>, <W/2, H, D/2>
      pigment { color WallCol }
      finish { F_Matte }
    }
    // pitched roof prism along Z
    prism {
      linear_sweep
      linear_spline
      -D/2, D/2, 3,
      <-W/2, H>,
      < 0,   H+RoofH>,
      < W/2, H>
      pigment { color RoofCol }
      finish { F_Roof }
    }
  }
#end

#macro Tower(R, H, CapH, ColWall, ColCap)
  union {
    cylinder { <0,0,0>, <0,H,0>, R
      pigment { color ColWall }
      finish { F_Matte }
    }
    cone { <0,H,0>, R*1.05, <0,H+CapH,0>, 0
      pigment { color ColCap }
      finish { F_Roof }
    }
  }
#end

// -------------------- Palette (slightly muted for dusk) --------------------
#declare RoofRed   = rgb <0.40, 0.14, 0.13>;
#declare RoofBrown = rgb <0.30, 0.18, 0.12>;
#declare WallA     = rgb <0.62, 0.60, 0.56>;
#declare WallB     = rgb <0.56, 0.58, 0.55>;
#declare WallC     = rgb <0.50, 0.50, 0.50>;
#declare WallD     = rgb <0.60, 0.54, 0.48>;

// -------------------- Town block layout --------------------
// Row 1 (front)
object { House(3.6, 2.8, 3.2, 1.4, WallA, RoofRed)   translate <-8.4,0,-6.5> }
object { House(3.0, 3.0, 3.8, 1.6, WallB, RoofBrown) translate <-4.2,0,-6.7> }
object { House(4.0, 3.2, 3.5, 1.5, WallD, RoofRed)   translate < 0.0,0,-6.6> }
object { House(3.2, 2.9, 4.2, 1.7, WallC, RoofBrown) translate < 4.3,0,-6.7> }
object { House(3.8, 3.1, 3.1, 1.3, WallA, RoofRed)   translate < 8.5,0,-6.6> }

// Row 2
object { House(3.4, 3.0, 4.0, 1.5, WallB, RoofRed)   translate <-8.5,0,-2.5> rotate <0,8,0> }
object { House(3.9, 3.3, 4.6, 1.8, WallA, RoofBrown) translate <-4.3,0,-2.4> rotate <0,-6,0> }
object { House(4.2, 3.5, 4.3, 1.7, WallD, RoofRed)   translate < 0.2,0,-2.3> rotate <0,4,0> }
object { House(3.2, 3.0, 4.8, 1.9, WallC, RoofBrown) translate < 4.4,0,-2.5> rotate <0,-7,0> }
object { House(3.6, 3.2, 4.1, 1.6, WallB, RoofRed)   translate < 8.6,0,-2.4> rotate <0,6,0> }

// Row 3 (back, denser)
object { House(3.2, 3.1, 5.0, 2.0, WallC, RoofRed)   translate <-8.6,0, 1.6> rotate <0,-8,0> }
object { House(3.8, 3.6, 5.3, 2.1, WallA, RoofBrown) translate <-4.4,0, 1.5> rotate <0,5,0> }
object { House(4.5, 3.8, 5.6, 2.2, WallD, RoofRed)   translate < 0.1,0, 1.7> rotate <0,-4,0> }
object { House(3.4, 3.2, 5.1, 2.0, WallB, RoofBrown) translate < 4.4,0, 1.6> rotate <0,7,0> }
object { House(3.9, 3.7, 5.2, 2.1, WallA, RoofRed)   translate < 8.7,0, 1.5> rotate <0,-6,0> }

// Old-town towers
object { Tower(0.65, 7.6, 2.2, rgb<0.56,0.55,0.54>, RoofRed)   translate <-2.6,0,-4.5> }
object { Tower(0.55, 6.4, 2.0, rgb<0.52,0.52,0.52>, RoofBrown) translate < 6.7,0,-1.0> }

// -------------------- Simple lamp posts to motivate conical lights --------------------
#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 0.6 specular 0.15 roughness 0.06 ambient 0.10 } }
}
#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) }

// Conical lights aimed downward with warm color
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)

// A couple of façade spotlights (conical) to bring out “old town” volumes
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 silhouette --------------------
#declare HillCol = rgb <0.18, 0.22, 0.20>;

difference {
  sphere { <0, -30, 28>, 40 }
  plane  { y, 0 inverse }
  pigment { color HillCol }
  finish { diffuse 0.95 specular 0.01 roughness 0.18 ambient 0.01 }
}

// Castle (darker, evening silhouette)
#declare CastleWall = rgb <0.28, 0.29, 0.31>;
#declare CastleRoof = rgb <0.16, 0.16, 0.18>;

union {
  box { <-2.4, 0, -1.8>, < 2.4, 4.8,  1.8>
    pigment { color CastleWall } finish { F_Matte }
  }
  box { <-5.0, 0, -1.2>, <-2.6, 3.2, 1.2>
    pigment { color CastleWall } finish { F_Matte }
  }
  box { < 2.6, 0, -1.2>, < 5.0, 3.2, 1.2>
    pigment { color CastleWall } finish { F_Matte }
  }

  object { Tower(0.7, 5.6, 2.0, CastleWall, CastleRoof) translate <-4.7,0,-1.1> }
  object { Tower(0.7, 5.6, 2.0, CastleWall, CastleRoof) translate <-4.7,0, 1.1> }
  object { Tower(0.7, 5.6, 2.0, CastleWall, CastleRoof) translate < 4.7,0,-1.1> }
  object { Tower(0.7, 5.6, 2.0, CastleWall, 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>
    pigment { color CastleRoof }
    finish { F_Roof }
  }

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

// Slight rim on the castle (very dim warm to separate from hill)
ConeLight(<-6, 14, 10>, <0, 4.5, 22.5>, rgb<1.0,0.75,0.55>*0.25, 10, 18, 8)