#version 3.7;

global_settings {
    assumed_gamma 1.3 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 <0.06, 0.06, 0.08> }

camera {
  location <8.2, 6.0, -12.2>
  look_at  <0.0, 1.9,  0.1>
  angle 40
  up <0,9,0>
  right <16,0,0>  // right,up -> 16:9
}

light_source {
  <10, 12, -12>
  color rgb <1.00, 0.82, 0.65>*1.10
  area_light <3,0,0>, <0,0,3>, 5, 5
  adaptive 1
  jitter
}
light_source {
  <-8, 7, -6>
  color rgb <1.00, 0.78, 0.62>*0.50
  area_light <2,0,0>, <0,0,2>, 4, 4
  adaptive 1
  jitter
}

#declare Fin_Matte = finish { diffuse 0.88 ambient 0.0 specular 0.10 roughness 0.09 };
#declare Fin_Soft  = finish { diffuse 0.92 ambient 0.0 specular 0.05 roughness 0.13 };
#declare Fin_Bubble = finish { diffuse 0.15 specular 0.35 roughness 0.03 };

#declare Col_Wood   = pigment { color rgb <0.72, 0.56, 0.38> };
#declare Col_Fabric = pigment { color rgb <0.35, 0.34, 0.42> };
#declare Col_Sheet  = pigment { color rgb <0.76, 0.74, 0.80> };
#declare Col_Pillow = pigment { color rgb <0.82, 0.80, 0.86> };
#declare Col_Floor  = pigment { color rgb <0.18, 0.16, 0.15> };
#declare Col_Skin   = pigment { color rgb <0.86, 0.74, 0.60> };
#declare Col_String = pigment { color rgb <0.92, 0.92, 0.92> };

plane {
  y, 0
  pigment { Col_Floor }
  finish { Fin_Soft }
}

#declare Bed =
union {
  // base frame
  box { <-3.6, 0.35, -2.2>, < 3.6, 0.70,  2.2>
    pigment { Col_Wood } finish { Fin_Matte }
  }

  // legs
  cylinder { <-3.3, 0.0, -1.9>, <-3.3, 0.35, -1.9>, 0.12 pigment{Col_Wood} finish{Fin_Matte} }
  cylinder { < 3.3, 0.0, -1.9>, < 3.3, 0.35, -1.9>, 0.12 pigment{Col_Wood} finish{Fin_Matte} }
  cylinder { <-3.3, 0.0,  1.9>, <-3.3, 0.35,  1.9>, 0.12 pigment{Col_Wood} finish{Fin_Matte} }
  cylinder { < 3.3, 0.0,  1.9>, < 3.3, 0.35,  1.9>, 0.12 pigment{Col_Wood} finish{Fin_Matte} }

  // mattress
  box { <-3.4, 0.70, -2.0>, < 3.4, 1.20,  2.0>
    pigment { Col_Fabric } finish { Fin_Soft }
  }

  // sheet (thin layer)
  box { <-3.35, 1.20, -1.95>, < 3.35, 1.26,  1.95>
    pigment { Col_Sheet } finish { Fin_Soft }
  }
};

object { Bed }

#declare Pillow =
difference {
  sphere { <-2.2, 1.42, -0.9>, 0.85 }
  sphere { <-2.65, 1.70, -1.25>, 0.75 }
  pigment { Col_Pillow }
  finish { Fin_Soft }
};

object { Pillow }

#declare Blanket =
union {
  // main blanket slab over torso/legs
  box { <-1.20, 1.275, -0.70>, <2.60, 1.385, 1.35>
    pigment { Col_Sheet } finish { Fin_Soft }
  }
  // gentle folded rise near knees
  cylinder { <1.25, 1.275, 0.70>, <1.25, 1.385, 0.70>, 0.75
    pigment { Col_Sheet } finish { Fin_Soft }
    scale <1.0, 1.0, 0.75>
  }
};

object { Blanket }

//
// Resting body as ONE blob piece (isosurface)
//
#declare BodyBlob =
isosurface {
  function {
    // torso volume
    1.15*exp(-(
      (pow((x-0.05)/0.55,2) + pow((y-1.34)/0.22,2) + pow((z-0.15)/0.95,2))
    ))
    // head volume on pillow side
    +1.05*exp(-(
      (pow((x+1.35)/0.34,2) + pow((y-1.44)/0.28,2) + pow((z+0.95)/0.34,2))
    ))
    // neck transition
    +0.55*exp(-(
      (pow((x+0.95)/0.35,2) + pow((y-1.40)/0.18,2) + pow((z+0.70)/0.35,2))
    ))
    // hips
    +0.85*exp(-(
      (pow((x-0.10)/0.45,2) + pow((y-1.33)/0.20,2) + pow((z-0.95)/0.45,2))
    ))
    // legs together (under blanket)
    +0.90*exp(-(
      (pow((x-0.22)/0.32,2) + pow((y-1.31)/0.17,2) + pow((z-1.40)/0.75,2))
    ))
    // arms resting along sides
    +0.45*exp(-(
      (pow((x-0.55)/0.35,2) + pow((y-1.30)/0.14,2) + pow((z-0.25)/0.55,2))
    ))
    +0.45*exp(-(
      (pow((x+0.35)/0.35,2) + pow((y-1.30)/0.14,2) + pow((z-0.25)/0.55,2))
    ))
    - 1.05
  }
  contained_by { box { <-3.5, 0.7, -2.2>, <3.5, 2.8, 2.3> } }
  threshold 0.0
  max_gradient 4.5
  accuracy 0.0015

  pigment { Col_Skin }
  finish { Fin_Matte }
};

object { BodyBlob }

//
// A couple slack strings hints (kept minimal)
//
cylinder { <-1.35, 1.78, -0.95>, <-1.35, 2.25, -0.95>, 0.01 pigment { Col_String } finish { Fin_Soft } }
cylinder { < 0.05, 1.65,  0.20>, < 0.05, 2.25,  0.20>, 0.01 pigment { Col_String } finish { Fin_Soft } }

//
// Dream bubbles cluster
//
#declare DreamBubble = sphere {
  <0,0,0>, 1
  pigment { color rgbt <0.75, 0.85, 1.00, 0.70> }
  finish { Fin_Bubble }
};

union {
  object { DreamBubble scale 0.45 translate <-2.2, 2.55, -1.10> }
  object { DreamBubble scale 0.25 translate <-1.75, 2.35, -0.85> }
  object { DreamBubble scale 0.18 translate <-1.45, 2.15, -0.70> }

  object { DreamBubble scale 0.55 translate <-1.1,  3.05, -0.65> }
  object { DreamBubble scale 0.35 translate <-0.5,  3.35, -0.20> }
  object { DreamBubble scale 0.28 translate < 0.2,  3.10,  0.20> }

  // simple "dream symbol" inside (moon-like)
  difference {
    sphere { <-1.1, 3.05, -0.65>, 0.20 }
    sphere { <-1.0, 3.08, -0.60>, 0.18 }
    pigment { color rgbt <1.00, 0.95, 0.75, 0.35> }
    finish { diffuse 0.25 specular 0.25 roughness 0.05 }
  }
}