#version 3.7;

global_settings {
    assumed_gamma 0.7 max_trace_level 16
    radiosity {
        pretrace_start 0.08
        pretrace_end   0.01
        count 200
        nearest_count 10
        error_bound 0.5
        recursion_limit 2
        low_error_factor 0.5
        gray_threshold 0.0
    }
}
	

background { color rgb <0.00, 0.00, 0.0> }

camera {
  location <19, 15, -19.0>
  look_at  <0, 4.4, 0>
  angle 38
}

//light_source { <40, 60, -40> color rgb <1, 1, 1>*0.35 }
//light_source { <-15, 15, -15> color rgb <0.3, 0.3, 0.3>*0.3 }

// Soft "studio fill" to prevent overly crushed shadows (fast, not radiosity)
//light_source {
//  <0, 25, 0>
//  color rgb <1,1,1>*0.1314
//  shadowless
//}

#declare BrickTex =
texture{
  pigment{
    function {
      min(
        abs(sin(x*3.14159*2.8)),
        abs(sin(z*3.14159*2.8))
      )
    }
    color_map{
      [0.00 color rgb <0.88, 0.86, 0.83>]
      [0.06 color rgb <0.88, 0.86, 0.83>]
      [0.11 color rgb <0.62, 0.24, 0.18>]
      [1.00 color rgb <0.62, 0.24, 0.18>]
    }
  }
  finish { diffuse 0.75 specular 0.08 roughness 0.05 ambient 0.0 }
  normal { bumps 0.3 scale 0.25 }
}

#declare StoneTex =
texture{
  pigment{ color rgb <0.70, 0.72, 0.74> }
  finish { diffuse 0.85 specular 0.10 roughness 0.06 ambient 0.0 }
  normal { bumps 0.20 scale 0.35 }
}

#declare GlassTex =
texture{
  pigment{ color rgbt <0.20, 0.35, 0.45, 0.80> }
  finish { diffuse 0.03 specular 0.65 roughness 0.02 reflection 0.06 ambient 0.0 }
}

#declare InteriorWallTex =
texture{
  pigment{ color rgb <0.90, 0.90, 0.88> }
  finish { diffuse 0.85 specular 0.02 roughness 0.12 ambient 0.0 }
}

#declare InteriorFloorTex =
texture{
  pigment{
    checker
    color rgb <0.64, 0.60, 0.56>
    color rgb <0.58, 0.54, 0.50>
    scale 1.2
  }
  finish { diffuse 0.85 specular 0.05 roughness 0.10 ambient 0.0 }
}

plane {
  y, 0
  texture{
    pigment{
      checker
      color rgb <0.86, 0.88, 0.92>
      color rgb <0.80, 0.82, 0.86>
      scale 2.5
    }
    finish { diffuse 0.95 specular 0.03 roughness 0.10 ambient 0.0 }
  }
}

// --- Cut primitives ---
#declare WindowCut = box { <-0.7, 1.2, -0.3>, <0.7, 2.4, 0.3> }
#declare DoorCut   = box { <-0.9, 0.0, -3.35>, <0.9, 12.6, 3.35> }

// --- Building solids (with a simplified "display cutaway" so interior is visible) ---
#declare MainBuilding =
difference{
  // Main block
  box { <-4.5, 0, -3.0>, <4.5, 8.5, 3.0> }

  // Recessed entry
  box { <-1.4, 0.0, -3.05>, <1.4, 3.0, -1.9> }

  // A big cutaway slice on the back/top-left to reveal interior
  box { <-6.0, 2.0, 0.6>, <-0.6, 9.5, 6.0> }

  // Windows (front face)
  #local r=0;
  #while (r < 3)
    #local c=0;
    #while (c < 5)
      object{
        WindowCut
        translate <(-3.2 + c*1.6), (3.2 + r*1.8), -3.05>
      }
      #local c=c+1;
    #end
    #local r=r+1;
  #end

  // Windows (right face)
  #local r2=0;
  #while (r2 < 3)
    #local c2=0;
    #while (c2 < 4)
      object{
        WindowCut
        rotate <0, 90, 0>
        translate <4.55, (3.2 + r2*1.8), (-2.1 + c2*1.4)>
      }
      #local c2=c2+1;
    #end
    #local r2=r2+1;
  #end

  // Door opening in recessed entry
  object{ DoorCut translate <0, 0, 9.06> }
}

#declare SideWing =
difference{
  box { <-8.0, 0, -2.4>, <-4.6, 6.5, 2.4> }

  // Cutaway slice for wing interior visibility
  box { <-9.0, 1.2, 0.8>, <-5.6, 7.5, 5.0> }

  // Windows on front of wing
  #local rr=0;
  #while (rr < 3)
    #local cc=0;
    #while (cc < 2)
      object{
        WindowCut
        scale <0.95, 0.95, 1>
        translate <(-7.2 + cc*1.7), (2.6 + rr*1.5), -2.45>
      }
      #local cc=cc+1;
    #end
    #local rr=rr+1;
  #end
}

#declare Tower =
difference{
  box { <2.7, 0, -2.2>, <6.5, 11.5, 2.2> }

  // Simple cutaway on tower rear so the interior reads as "lit core"
  box { <3.2, 2.0, 0.5>, <6.8, 12.5, 5.5> }

  // Tall narrow windows
  #local k=0;
  #while (k < 5)
    object{
      box { <-0.45, 1.0, -0.35>, <0.45, 3.2, 0.35> }
      translate <4.6, (1.8 + k*1.85), -2.25>
    }
    #local k=k+1;
  #end

  // Simple crenel notch at top
  #local n=0;
  #while (n < 6)
    box { <2.95 + n*0.55, 10.9, -2.25>, <3.25 + n*0.55, 11.7, -1.5> }
    #local n=n+1;
  #end
}

// --- Interior "room volumes" (simple surfaces) ---
#declare InteriorMain =
union{
  // inner walls/floor/ceiling (slightly inset so they don't z-fight)
  box { <-4.35, 0.02, -2.85>, <4.35, 9.35, 2.85> texture{ InteriorWallTex } hollow }
  // floor accent
  box { <-4.30, 0.02, -2.80>, <4.30, 0.08, 2.80> texture{ InteriorFloorTex } }
}

#declare InteriorWing =
union{
  box { <-7.85, 0.02, -2.25>, <-4.75, 8.35, 2.25> texture{ InteriorWallTex } hollow }
  box { <-7.80, 0.02, -2.20>, <-4.80, 0.08, 2.20> texture{ InteriorFloorTex } }
}

#declare InteriorTower =
union{
  box { <2.85, 0.02, -2.05>, <6.35, 11.35, 2.05> texture{ InteriorWallTex } hollow }
  box { <2.90, 0.02, -2.00>, <6.30, 0.08, 2.00> texture{ InteriorFloorTex } }
}

// --- Ambient-style interior lighting: warm area lights inside (fast, soft) ---
#declare Warm = <1.00, 0.85, 0.65>;

//light_source{
//  <0, 4.5, -0.2>
//  color rgb Warm*1.25
//  area_light <1.8,0,0>, <0,0,1.8>, 4, 4
//  adaptive 1 jitter
//  fade_distance 14 fade_power 2
//}

//light_source{
//  <-6.2, 3.5, -0.1>
//  color rgb Warm*0.85
//  area_light <1.2,0,0>, <0,0,1.2>, 3, 3
//  adaptive 1 jitter
//  fade_distance 10 fade_power 2
//}

//light_source{
//  <4.9, 6.0, 0.0>
//  color rgb Warm*1.00
//  area_light <1.0,0,0>, <0,0,1.0>, 3, 3
//  adaptive 1 jitter
//  fade_distance 12 fade_power 2
//}


light_source { 
  <1, 0.5, 1> 
  color rgb Warm*0.05
  area_light <1.0,0,0>, <0,0,1.0>, 3, 3
  adaptive 1 jitter
  fade_distance 12 fade_power 2
}
light_source { 
  <-25, 10, -25> 
  color rgb Warm*0.01
  area_light <1,0,0>, <0,0,1>, 1, 1
  adaptive 1 jitter
  fade_distance 12 fade_power 2
}

// --- Assemble building ---
union{
  // Solids
  difference {
    object{ MainBuilding texture{ BrickTex } }
    object{ InteriorMain }
  }
  difference {
    object{ SideWing texture{ BrickTex } }
    object{ InteriorWing }
  }
  difference {
    object{ Tower texture{ BrickTex } }
    object{ InteriorTower }
  }

  // Interior shells (revealed by cutaways)

  // Stone base trim
  box { <-8.05, 0, -3.05>, <6.55, 0.5, 3.05> texture{ StoneTex } }

  // Entry steps
  box { <-1.8, 0.0, -3.6>, <1.8, 0.25, -3.05> texture{ StoneTex } }
  box { <-1.5, 0.25, -3.45>, <1.5, 0.50, -3.05> texture{ StoneTex } }

  // Simple roof caps
  box { <-4.7, 8.5, -3.2>, <4.7, 8.9, 3.2> texture{ StoneTex } }
  box { <-8.2, 6.5, -2.6>, <-4.4, 6.85, 2.6> texture{ StoneTex } }
  box { <2.55, 11.5, -2.4>, <6.65, 11.9, 2.4> texture{ StoneTex } }
}

// --- Glass panes ---
union{
  // Window glass panes (front main)
  #local r3=0;
  #while (r3 < 2)
    #local c3=0;
    #while (c3 < 5)
      box{
        <-0.62, 1.25, -3.02>, <0.62, 2.35, -2.98>
        translate <(-3.2 + c3*1.6), (3.2 + r3*1.8), 0>
        texture{ GlassTex }
      }
      #local c3=c3+1;
    #end
    #local r3=r3+1;
  #end

  // Windows right face (glass)
  #local r4=0;
  #while (r4 < 2)
    #local c4=0;
    #while (c4 < 4)
      box{
        <-0.62, 1.25, -3.02>, <0.62, 2.35, -2.98>
        rotate <0, 90, 0>
        translate <4.52, (3.2 + r4*1.8), (-2.1 + c4*1.4)>
        texture{ GlassTex }
      }
      #local c4=c4+1;
    #end
    #local r4=r4+1;
  #end

  // Wing front windows (glass)
  #local r5=0;
  #while (r5 < 2)
    #local c5=0;
    #while (c5 < 2)
      box{
        <-0.60, 1.25, -2.42>, <0.60, 2.28, -2.38>
        translate <(-7.2 + c5*1.7), (2.6 + r5*1.5), 0>
        texture{ GlassTex }
      }
      #local c5=c5+1;
    #end
    #local r5=r5+1;
  #end
}