#version 3.7;

global_settings {
  assumed_gamma 1.0
  max_trace_level 8
}

background { color rgb <0.96, 0.97, 0.99> }

camera {
  location  <10.5, 7.0, -12.0>
  look_at   <0.0, 3.0, 0.0>
  angle 35
}

light_source { <30, 40, -20> color rgb <1.0, 0.98, 0.95> }
light_source { <-25, 18, -15> color rgb <0.55, 0.62, 0.75> }
light_source { <0, 12, 20> color rgb <0.25, 0.25, 0.28> }

plane {
  y, 0
  texture {
    pigment { color rgb <0.93, 0.93, 0.94> }
    finish { diffuse 0.85 specular 0.05 roughness 0.08 }
  }
}

// --- Materials ---
#declare T_BrickBase =
texture {
  pigment {
    granite
    color_map {
      [0.00 color rgb <0.46, 0.17, 0.12>]
      [0.45 color rgb <0.52, 0.20, 0.14>]
      [0.75 color rgb <0.38, 0.14, 0.10>]
      [1.00 color rgb <0.60, 0.26, 0.18>]
    }
    scale 0.25
  }
  normal { bumps 0.35 scale 0.08 }
  finish { diffuse 0.9 specular 0.12 roughness 0.05 }
}

#declare T_Mortar =
texture {
  pigment { color rgb <0.78, 0.77, 0.74> }
  normal { bumps 0.15 scale 0.06 }
  finish { diffuse 0.95 specular 0.05 roughness 0.1 }
}

#declare T_TrimDark =
texture {
  pigment { color rgb <0.14, 0.14, 0.16> }
  finish { diffuse 0.75 specular 0.25 roughness 0.03 }
}

#declare T_Glass =
texture {
  pigment { color rgbf <0.70, 0.85, 0.95, 0.75> }
  finish { diffuse 0.05 specular 0.65 roughness 0.008 reflection 0.10 }
}

// Valid replacement: texture layering via a planar brick pattern plus a mortar mask.
// (Avoids the invalid average/pigment_map syntax that caused the parse error.)
#declare T_BrickWithMortar =
texture {
  pigment {
    brick
    pigment { granite
      color_map {
        [0.00 color rgb <0.46, 0.17, 0.12>]
        [0.45 color rgb <0.52, 0.20, 0.14>]
        [0.75 color rgb <0.38, 0.14, 0.10>]
        [1.00 color rgb <0.60, 0.26, 0.18>]
      }
      scale 0.25
    }
    pigment { color rgb <0.78, 0.77, 0.74> }
    brick_size <0.55, 0.18, 0.55>
    mortar 0.08
    scale 1
  }
  normal { bumps 0.25 scale 0.07 }
  finish { diffuse 0.9 specular 0.10 roughness 0.06 }
}

#declare T_MortarOverlay =
texture {
  pigment {
    crackle
    color_map {
      [0.00 color rgbt <0.80, 0.79, 0.76, 0.00>] // show mortar
      [0.06 color rgbt <0.80, 0.79, 0.76, 1.00>] // transparent elsewhere
      [1.00 color rgbt <0.80, 0.79, 0.76, 1.00>]
    }
    scale <0.55, 0.18, 0.55>
  }
  normal { bumps 0.10 scale 0.05 }
  finish { diffuse 0.95 specular 0.03 roughness 0.10 }
}

// --- Building dimensions ---
#declare W = 9.2;   // width (x)
#declare D = 6.0;   // depth (z)
#declare H = 6.2;   // height (y)
#declare Wall = 0.35;

// Helpers
#macro WindowUnit(CenterX, CenterY, CenterZ, WinW, WinH, Inset)
  union {
    box {
      <CenterX-WinW/2, CenterY-WinH/2, CenterZ-Inset-0.02>,
      <CenterX+WinW/2, CenterY+WinH/2, CenterZ+0.02>
      texture { T_TrimDark }
    }
    box {
      <CenterX-WinW*0.42, CenterY-WinH*0.42, CenterZ-Inset-0.03>,
      <CenterX+WinW*0.42, CenterY+WinH*0.42, CenterZ-Inset-0.01>
      texture { T_Glass }
    }
  }
#end

#macro CutWindow(CenterX, CenterY, FaceZ, WinW, WinH, DepthCut)
  box {
    <CenterX-WinW/2, CenterY-WinH/2, FaceZ-DepthCut>,
    <CenterX+WinW/2, CenterY+WinH/2, FaceZ+DepthCut>
  }
#end

#macro CutDoor(CenterX, CenterY, FaceZ, DoorW, DoorH, DepthCut)
  box {
    <CenterX-DoorW/2, CenterY, FaceZ-DepthCut>,
    <CenterX+DoorW/2, CenterY+DoorH, FaceZ+DepthCut>
  }
#end

// --- Building shell with cutouts (front + side features) ---
#declare Building =
difference {
  union {
    // Main block
    box {
      <-W/2, 0, -D/2>, <W/2, H, D/2>
      texture { T_BrickWithMortar }
      texture { T_MortarOverlay }
    }

    // Slight front bay protrusion
    box {
      <-W*0.18, 0, -D/2-0.7>, <W*0.18, H*0.72, -D/2>
      texture { T_BrickWithMortar }
      texture { T_MortarOverlay }
    }

    // Side stair-tower like volume
    box {
      <W/2-2.2, 0, -D/2+0.6>, <W/2+0.9, H*0.92, -D/2+2.8>
      texture { T_BrickWithMortar }
      texture { T_MortarOverlay }
    }

    // Parapet band
    box { <-W/2-0.05, H-0.35, -D/2-0.05>, <W/2+0.05, H, D/2+0.05> texture { T_TrimDark } }

    // Roof cap on front bay
    box { <-W*0.20, H*0.72, -D/2-0.75>, <W*0.20, H*0.72+0.25, -D/2-0.05> texture { T_TrimDark } }
  }

  // Hollow interior (simple)
  box { <-W/2+Wall, Wall, -D/2+Wall>, <W/2-Wall, H-Wall, D/2-Wall> }

  // Front door
  CutDoor(0, 0, -D/2-0.01, 1.7, 2.7, 0.6)

  // Front windows row (main block)
  CutWindow(-2.6, 2.2, -D/2-0.01, 1.2, 1.4, 0.6)
  CutWindow( 0.0, 2.2, -D/2-0.01, 1.2, 1.4, 0.6)
  CutWindow( 2.6, 2.2, -D/2-0.01, 1.2, 1.4, 0.6)

  // Upper windows row
  CutWindow(-2.6, 4.3, -D/2-0.01, 1.1, 1.3, 0.6)
  CutWindow( 0.0, 4.3, -D/2-0.01, 1.1, 1.3, 0.6)
  CutWindow( 2.6, 4.3, -D/2-0.01, 1.1, 1.3, 0.6)

  // Front bay windows
  CutWindow(0.0, 2.1, -D/2-0.70, 1.5, 1.4, 0.5)
  CutWindow(0.0, 4.1, -D/2-0.70, 1.4, 1.2, 0.5)

  // Side windows (right face, x = +W/2)
  box { <W/2-0.02, 1.9, -1.8>, <W/2+0.8, 3.0, -0.8> }
  box { <W/2-0.02, 3.7, -1.8>, <W/2+0.8, 4.8, -0.8> }

  // Small notch for architectural complexity (rear-left)
  box { <-W/2-0.2, 0.0, D/2-2.0>, <-W/2+2.0, H*0.55, D/2+0.2> }
};

// --- Place building ---
object { Building translate <0, 0, 0> }

// --- Add door + windows as separate inserts (simple display) ---
union {
  // Door (fills cutout area a bit inset)
  box {
    <-0.85, 0.02, -D/2-0.02>,
    < 0.85, 2.68, -D/2+0.25>
    texture { T_TrimDark }
  }
  // Door panels hint
  box {
    <-0.70, 0.20, -D/2+0.245>,
    < 0.70, 2.48, -D/2+0.255>
    texture {
      pigment { color rgb <0.20,0.20,0.22> }
      finish { diffuse 0.7 specular 0.25 roughness 0.03 }
    }
  }
}

union {
  // Front windows inserts
  WindowUnit(-2.6, 2.2, -D/2+0.02, 1.18, 1.38, 0.23)
  WindowUnit( 0.0, 2.2, -D/2+0.02, 1.18, 1.38, 0.23)
  WindowUnit( 2.6, 2.2, -D/2+0.02, 1.18, 1.38, 0.23)

  WindowUnit(-2.6, 4.3, -D/2+0.02, 1.05, 1.25, 0.23)
  WindowUnit( 0.0, 4.3, -D/2+0.02, 1.05, 1.25, 0.23)
  WindowUnit( 2.6, 4.3, -D/2+0.02, 1.05, 1.25, 0.23)

  // Front bay
  WindowUnit(0.0, 2.1, -D/2-0.66, 1.48, 1.38, 0.20)
  WindowUnit(0.0, 4.1, -D/2-0.66, 1.38, 1.18, 0.20)

  // Right-side windows (on tower volume face outward in +x)
  box { <W/2+0.05, 1.9, -1.8>, <W/2+0.07, 3.0, -0.8> texture { T_Glass } }
  box { <W/2+0.05, 3.7, -1.8>, <W/2+0.07, 4.8, -0.8> texture { T_Glass } }
}