#version 3.7;

global_settings {
  assumed_gamma 1.0
  max_trace_level 10
}

#include "colors.inc"
#include "textures.inc"
#include "finish.inc"

background { color srgb <0.94, 0.95, 0.98> }

// -------------------- Camera --------------------
#declare CamLoc  = <1.35, 4.15, -8.75>;
#declare CamLook = <0.00, 1.05, 0.25>;

camera {
  location CamLoc
  look_at  CamLook
  angle 34
  right x*image_width/image_height
  aperture 0.10
  blur_samples 7
  focal_point <0.0, 1.10, 0.25>
  confidence 0.90
  variance 1/256
}

// -------------------- Lighting (studio) --------------------
light_source {
  < 7.0, 8.5, -7.5>
  color srgb <1.00, 0.98, 0.95>*1.15
  area_light <2.4,0,0>, <0,0,2.4>, 6, 6
  adaptive 1 jitter
}

light_source {
  <-6.8, 5.2, -1.8>
  color srgb <0.75, 0.86, 1.00>*0.55
  area_light <2.0,0,0>, <0,1.6,0>, 5, 4
  adaptive 1 jitter
}

light_source {
  <0.0, 7.2, 6.8>
  color srgb <1,1,1>*0.28
  area_light <2.8,0,0>, <0,1.6,0>, 5, 4
  adaptive 1 jitter
}

light_source { <0, 10, 0> color srgb <1,1,1>*0.08 shadowless }

// -------------------- Atmosphere --------------------
fog {
  fog_type 2
  distance 24
  color srgb <0.94, 0.95, 0.98>
  fog_alt 1.25
  turbulence 0.0
}

// -------------------- Environment reflection dome --------------------
sphere {
  <0,1.2,0>, 90
  hollow
  no_shadow
  texture {
    pigment {
      gradient y
      color_map {
        [0.00 color srgb <0.88,0.90,0.95>]
        [0.46 color srgb <0.985,0.99,1.00>]
        [1.00 color srgb <0.92,0.94,0.98>]
      }
      scale 20
      translate <0,-4.5,0>
    }
    finish { diffuse 0 emission 0.85 }
  }
}

// -------------------- Finishes --------------------
#declare Fin_SoftStone = finish {
  diffuse 0.86
  specular 0.18
  roughness 0.050
  reflection { 0.015, 0.10 fresnel on }
  conserve_energy
}

#declare Fin_CeramicMatte = finish {
  diffuse 0.84
  specular 0.18
  roughness 0.060
  reflection { 0.01, 0.06 fresnel on }
  conserve_energy
}

#declare Fin_SatinPaint = finish {
  diffuse 0.72
  specular 0.34
  roughness 0.030
  reflection { 0.03, 0.12 fresnel on }
  conserve_energy
}

#declare Fin_Rubber = finish {
  diffuse 0.92
  specular 0.08
  roughness 0.10
  reflection { 0.00, 0.03 fresnel on }
  conserve_energy
}

#declare Fin_MetalBrushed = finish {
  diffuse 0.10
  metallic
  specular 0.88
  roughness 0.020
  reflection { 0.20, 0.62 fresnel on }
  conserve_energy
}

#declare Fin_GlassClean = finish {
  diffuse 0.01
  specular 0.95
  roughness 0.0035
  reflection { 0.10, 0.45 fresnel on }
  conserve_energy
}

// -------------------- Textures / Materials (all objects except ball) --------------------
#declare Mat_PlatformStone =
texture {
  pigment {
    marble
    color_map {
      [0.00 color srgb <0.96,0.96,0.97>]
      [0.22 color srgb <0.84,0.85,0.87>]
      [0.48 color srgb <0.985,0.985,0.99>]
      [0.72 color srgb <0.82,0.83,0.86>]
      [1.00 color srgb <0.97,0.97,0.98>]
    }
    turbulence 0.55
    scale <0.55,0.25,0.55>
    rotate <0, 25, 0>
  }
  normal {
    average
    normal_map {
      [1 bumps 0.14 scale 0.010]
      [1 wrinkles 0.22 scale 0.050]
    }
  }
  finish { Fin_SoftStone }
}

#declare Mat_BasaltRubber =
texture {
  pigment {
    granite
    color_map {
      [0.00 color srgb <0.06,0.06,0.07>]
      [0.40 color srgb <0.10,0.10,0.12>]
      [0.78 color srgb <0.05,0.05,0.06>]
      [1.00 color srgb <0.12,0.12,0.14>]
    }
    scale 0.25
  }
  normal {
    average
    normal_map {
      [1 bumps 0.55 scale 0.018]
      [1 ripples 0.06 scale 0.28]
    }
  }
  finish { Fin_Rubber }
}

#declare Mat_BrushedCopper =
texture {
  pigment { color srgb <0.87, 0.52, 0.30> }
  normal {
    average
    normal_map {
      [1 wrinkles 0.18 scale <0.030,0.010,0.030>]
      [1 bumps    0.11 scale 0.006]
      [1 ripples  0.08 scale <0.16,0.02,0.16>]
    }
  }
  finish { Fin_MetalBrushed }
}

#declare Mat_AnodizedRed =
texture {
  pigment {
    granite
    color_map {
      [0.00 color srgb <0.55, 0.07, 0.10>]
      [0.35 color srgb <0.90, 0.16, 0.20>]
      [0.70 color srgb <0.70, 0.10, 0.14>]
      [1.00 color srgb <0.96, 0.20, 0.24>]
    }
    scale 0.20
  }
  normal {
    average
    normal_map {
      [1 bumps 0.22 scale 0.010]
      [1 ripples 0.07 scale 0.16]
    }
  }
  finish { Fin_SatinPaint }
}

#declare Mat_FrameCoat =
texture {
  pigment {
    bozo
    color_map {
      [0.00 color srgb <0.66, 0.39, 0.22>]
      [0.50 color srgb <0.76, 0.46, 0.26>]
      [1.00 color srgb <0.58, 0.34, 0.20>]
    }
    scale 0.40
  }
  normal {
    average
    normal_map {
      [1 bumps 0.18 scale 0.010]
      [1 wrinkles 0.10 scale 0.050]
    }
  }
  finish {
    diffuse 0.70
    specular 0.30
    roughness 0.040
    reflection { 0.02, 0.10 fresnel on }
    conserve_energy
  }
}

#declare Mat_Floor =
texture {
  pigment {
    pigment_pattern { crackle metric 2.0 offset 0.15 }
    color_map {
      [0.00 color srgb <0.93,0.94,0.97>]
      [0.70 color srgb <0.985,0.99,1.00>]
      [1.00 color srgb <0.90,0.92,0.95>]
    }
    scale 2.2
  }
  normal {
    average
    normal_map {
      [1 bumps 0.06 scale 0.020]
      [1 wrinkles 0.04 scale 0.12]
    }
  }
  finish {
    diffuse 0.88
    specular 0.10
    roughness 0.07
    reflection { 0.01, 0.06 fresnel on }
    conserve_energy
  }
}

#declare Mat_Backdrop =
texture {
  pigment {
    gradient y
    color_map {
      [0.00 color srgb <0.90,0.92,0.96>]
      [0.58 color srgb <0.99,0.995,1.00>]
      [1.00 color srgb <0.93,0.95,0.98>]
    }
    scale 6.5
    translate <0,-1.2,0>
  }
  normal { bumps 0.02 scale 0.35 }
  finish { diffuse 0.97 specular 0.03 roughness 0.14 }
}

// -------------------- Geometry (precise fits) --------------------
#declare PlinthW = 2.45;
#declare PlinthD = 2.05;
#declare PlinthH = 0.56;

#declare PlinthTopY = PlinthH;

// chamfer amount
#declare Cham = 0.06;

#declare TopDiscR = 0.95;
#declare TopDiscH = 0.12;
#declare TopDiscBottomY = PlinthTopY;
#declare TopDiscTopY = TopDiscBottomY + TopDiscH;

#declare RingOuterR = 0.78;
#declare RingInnerR = 0.60;
#declare RingH = 0.14;
#declare RingBottomY = TopDiscTopY;
#declare RingTopY = RingBottomY + RingH;

#declare SphereR = 0.55;
#declare SphereCenter = <0, RingTopY + SphereR, 0>;

#declare CubeSize = 0.72;
#declare CubeHalf = CubeSize/2;
#declare CubeBottomY = RingTopY;
#declare CubeCenter = <0.0, CubeBottomY + CubeHalf, 1.02>;

#declare ArcOuterR = 1.55;
#declare ArcInnerR = 1.35;
#declare ArcThickness = 0.18;
#declare ArcCenter = <0, 1.38, 0.62>;

// -------------------- Floor --------------------
plane { y, 0 texture { Mat_Floor } }

// -------------------- Cyclorama backdrop (curved sweep) --------------------
union {
  plane { z, 3.75 texture { Mat_Backdrop } }

  difference {
    cylinder { <0,0,3.75>, <0,3.1,3.75>, 2.35 }
    cylinder { <0,0,3.75>, <0,3.1,3.75>, 2.20 }
    plane { z, 3.75 inverse }
    plane { x,  2.9 }
    plane { x, -2.9 inverse }
    plane { y, 0 inverse }
  }
  texture { Mat_Backdrop }
}

// -------------------- Plinth (layered stone with chamfer) --------------------
union {
  // main body
  box {
    <-PlinthW/2, 0, -PlinthD/2>, <PlinthW/2, PlinthH, PlinthD/2>
  }

  // top cap (slightly inset)
  box {
    <-PlinthW/2+0.04, PlinthH-0.10, -PlinthD/2+0.04>,
    < PlinthW/2-0.04, PlinthH,      PlinthD/2-0.04>
  }

  // beveled edges via subtracting corner cylinders (fast-ish)
  difference {
    box { <-PlinthW/2, 0, -PlinthD/2>, <PlinthW/2, PlinthH, PlinthD/2> }

    // vertical edge bevels (4)
    cylinder { < PlinthW/2-Cham, 0,  PlinthD/2-Cham>, < PlinthW/2-Cham, PlinthH,  PlinthD/2-Cham>, Cham }
    cylinder { <-PlinthW/2+Cham, 0,  PlinthD/2-Cham>, <-PlinthW/2+Cham, PlinthH,  PlinthD/2-Cham>, Cham }
    cylinder { < PlinthW/2-Cham, 0, -PlinthD/2+Cham>, < PlinthW/2-Cham, PlinthH, -PlinthD/2+Cham>, Cham }
    cylinder { <-PlinthW/2+Cham, 0, -PlinthD/2+Cham>, <-PlinthW/2+Cham, PlinthH, -PlinthD/2+Cham>, Cham }

    // clip cylinders to corners only
    plane { x,  PlinthW/2-Cham }
    plane { x, -PlinthW/2+Cham inverse }
    plane { z,  PlinthD/2-Cham }
    plane { z, -PlinthD/2+Cham inverse }
  }

  texture { Mat_PlatformStone }
}

// -------------------- Top Disc (basalt rubber) --------------------
cylinder {
  <0, TopDiscBottomY, 0>, <0, TopDiscTopY, 0>, TopDiscR
  texture { Mat_BasaltRubber }
}

// -------------------- Ring (brushed copper) --------------------
difference {
  cylinder { <0, RingBottomY, 0>, <0, RingTopY, 0>, RingOuterR }
  cylinder { <0, RingBottomY-0.001, 0>, <0, RingTopY+0.001, 0>, RingInnerR }
  texture { Mat_BrushedCopper }
}

// -------------------- Glass Sphere (ball must stay untextured) --------------------
sphere {
  SphereCenter, SphereR
  pigment { color srgbt <1,1,1,0.92> }
  finish { Fin_GlassClean }
  interior { ior 1.48 caustics 0.45 }
}

// -------------------- Red Cube (anodized) --------------------
box {
  <-CubeHalf, CubeBottomY, (CubeCenter.z)-CubeHalf>, <CubeHalf, CubeBottomY+CubeSize, (CubeCenter.z)+CubeHalf>
  texture { Mat_AnodizedRed }
  rotate <0, 18, 0>
}

// -------------------- Large Arc (basalt rubber) --------------------
difference {
  torus { ArcOuterR, ArcThickness }
  torus { ArcInnerR, ArcThickness+0.001 }
  texture { Mat_BasaltRubber }
  rotate <90, 0, 0>
  translate ArcCenter
}

// -------------------- Framing rectangle (coated metal rods) --------------------
#declare RodR = 0.032;
#declare FrameZ = -0.92;
#declare FrameX = 1.18;
#declare FrameY0 = PlinthTopY + 0.02;
#declare FrameY1 = 1.86;

cylinder { <-FrameX, FrameY0, FrameZ>, < FrameX, FrameY0, FrameZ>, RodR texture { Mat_FrameCoat } }
cylinder { <-FrameX, FrameY0, FrameZ>, <-FrameX, FrameY1, FrameZ>, RodR texture { Mat_FrameCoat } }
cylinder { < FrameX, FrameY0, FrameZ>, < FrameX, FrameY1, FrameZ>, RodR texture { Mat_FrameCoat } }
cylinder { <-FrameX, FrameY1, FrameZ>, < FrameX, FrameY1, FrameZ>, RodR texture { Mat_FrameCoat } }

// -------------------- Small accent slab (adds layered still-life feel) --------------------
#declare SlabW = 1.05;
#declare SlabD = 0.62;
#declare SlabH = 0.08;
#declare SlabY = PlinthTopY + 0.02;
#declare SlabZ = -0.30;

box {
  <-SlabW/2, SlabY, SlabZ-SlabD/2>, <SlabW/2, SlabY+SlabH, SlabZ+SlabD/2>
  texture {
    pigment {
      granite
      color_map {
        [0.00 color srgb <0.86,0.87,0.90>]
        [0.55 color srgb <0.96,0.97,0.99>]
        [1.00 color srgb <0.80,0.82,0.86>]
      }
      scale 0.35
    }
    normal { bumps 0.10 scale 0.008 }
    finish { Fin_CeramicMatte }
  }
  rotate <0, -10, 0>
}