// scene220_textured_fast.pov
#version 3.7;

global_settings {
  assumed_gamma 1.0
  max_trace_level 8
}

background { color rgb <0.95, 0.96, 0.98> }

// -------------------- Camera --------------------
camera {
  location <4.2, 3.0, -6.5>
  look_at  <0.0, 1.0,  0.0>
  angle 38
}

// -------------------- Lights (warm, soft) --------------------
light_source {
  <6, 10, -8>
  color rgb <1.00, 0.93, 0.80>*1.10
  area_light <1.2, 0, 0>, <0, 0, 1.2>, 4, 4
  adaptive 1
  jitter
}

light_source {
  <-7, 6, -3>
  color rgb <1.00, 0.95, 0.88>*0.55
  area_light <1.0, 0, 0>, <0, 0, 1.0>, 3, 3
  adaptive 1
  jitter
}

// A very dim cool fill to keep shadows readable
light_source {
  <0, 8, 6>
  color rgb <0.88, 0.93, 1.00>*0.12
  shadowless
}

// -------------------- Simple textures (fast) --------------------
#declare TX_Matte_Gray =
texture {
  pigment { color rgb <0.70, 0.72, 0.75> }
  finish  { diffuse 0.85 specular 0.08 roughness 0.07 }
};

#declare TX_Satin_Blue =
texture {
  pigment { color rgb <0.25, 0.40, 0.75> }
  finish  { diffuse 0.75 specular 0.22 roughness 0.035 }
};

#declare TX_Satin_Red =
texture {
  pigment { color rgb <0.78, 0.20, 0.18> }
  finish  { diffuse 0.75 specular 0.20 roughness 0.04 }
};

#declare TX_Plastic_White =
texture {
  pigment { color rgb <0.96, 0.96, 0.97> }
  finish  { diffuse 0.70 specular 0.35 roughness 0.02 }
};

#declare TX_Rubber_Dark =
texture {
  pigment { color rgb <0.10, 0.10, 0.11> }
  finish  { diffuse 0.95 specular 0.03 roughness 0.12 }
};

#declare TX_Floor =
texture {
  pigment { color rgb <0.90, 0.90, 0.92> }
  finish  { diffuse 0.95 specular 0.05 roughness 0.08 }
};

// -------------------- Ground plane --------------------
plane {
  y, 0
  texture { TX_Floor }
}

// -------------------- Scene objects (precisely aligned stack) --------------------
// Base plinth (box) sits on plane y=0
#declare Base_W = 4.0;
#declare Base_D = 3.0;
#declare Base_H = 0.35;

box {
  <-Base_W/2, 0, -Base_D/2>, <Base_W/2, Base_H, Base_D/2>
  texture { TX_Matte_Gray }
}

// Middle cylinder: bottom touches top of base at y=Base_H
#declare Cyl_R = 1.05;
#declare Cyl_H = 1.20;

cylinder {
  <0, Base_H, 0>, <0, Base_H + Cyl_H, 0>, Cyl_R
  texture { TX_Satin_Blue }
}

// Upper sphere: sits exactly on cylinder top
// Sphere radius chosen so bottom is at y=Base_H+Cyl_H
#declare Sphere_R = 0.95;

sphere {
  <0, Base_H + Cyl_H + Sphere_R, 0>, Sphere_R
  texture { TX_Plastic_White }
}

// Accent torus ring around the cylinder (centered), just above base
#declare Tor_R1 = 1.18;   // major radius
#declare Tor_R2 = 0.10;   // minor radius
#declare Tor_Y  = Base_H + 0.28;

torus {
  Tor_R1, Tor_R2
  rotate <90, 0, 0>
  translate <0, Tor_Y, 0>
  texture { TX_Satin_Red }
}

// Three small "feet" (dark rubber) under base edges, precisely touching plane
#declare Foot_R = 0.14;
#declare Foot_H = 0.08;

#macro FootAt(X,Z)
  cylinder { <X, 0, Z>, <X, Foot_H, Z>, Foot_R texture { TX_Rubber_Dark } }
#end

FootAt(-Base_W/2 + 0.35, -Base_D/2 + 0.35)
FootAt( Base_W/2 - 0.35, -Base_D/2 + 0.35)
FootAt( 0.0,              Base_D/2 - 0.35)

// A slim rod "antenna" on top of sphere, precisely tangent at the sphere top
#declare Rod_R = 0.06;
#declare Rod_H = 0.95;

cylinder {
  <0, Base_H + Cyl_H + 2*Sphere_R, 0>,
  <0, Base_H + Cyl_H + 2*Sphere_R + Rod_H, 0>,
  Rod_R
  texture { TX_Satin_Blue }
}

// Small cap sphere on antenna tip
sphere {
  <0, Base_H + Cyl_H + 2*Sphere_R + Rod_H + Rod_R, 0>, Rod_R*1.15
  texture { TX_Satin_Red }
}