Home
- POV-Ray Tutorial
Geometric Shapes
Overview
Basic Shapes
Shapes by macro + CSG
Shapes in "shapes3.inc"
Other Shapes by macros
3D text shapes
Other Shapes
Non CSG Shapes
height_field + HF macros
Isosurfaces
- with Basic Surfaces
->with Sine Functions
- by Built-in Functions
- by Helix Functions
- by Pattern Functions
|
isosurface{ ... } - by basic functions with sine functions. Examples:
Built-in shape
|
isosurface{ //-------------------------
function{ y - sin(x*4*pi)*0.1 }
threshold 0
contained_by{box{<-1,-0.5,-1>,<1,1,1>}}
texture{
pigment{ color rgb<0.5,1,1>}
normal { ripples 0.5 scale 0.125}
finish { phong 1}
} // end of texture
scale <1,1,1>*1.5
rotate <0,0,0>
translate <0,0,0>
} // end of isosurface ---------------- |
|
|
isosurface{ //-------------------------
function{ y - cos(sqrt(x*x+z*z)*5*pi)*0.08}
threshold 0
contained_by{box{<-1,-0.5,-1>,<1,1,1>}}
texture{
pigment{ color rgb<0.5,1,1>}
normal { ripples 0.5 scale 0.125}
finish { phong 1}
} // end of texture
scale <1,1,1>*1.5
rotate <0,0,0>
translate <0,0,0>
} // end of isosurface ---------------- |
|
|
isosurface{ //-------------------------
function { sin( 4 *y*2*pi ) /15
+ sqrt(x*x*2+z*z*2)-0.5}
threshold 0
contained_by {box { -1 , 1 }}
max_gradient 10
accuracy 0.005
open // optional
texture {
pigment{ color rgb<1,1,1>*1.1}
finish { phong 0.5 reflection 0.2}
} // end of texture
scale <1,1,1>*1
rotate <0,0,0>
translate <0,0,0>
} // end of isosurface ---------------- |
|
|
isosurface{ //-------------------------
function { sqrt(x*x + y*y + z*z) - 0.9
+ sin(18*atan2(y,sqrt(x*x+z*z)))*0.05}
threshold 0
accuracy 0.0001
max_gradient 5
contained_by{box{ -1, 1 }}
texture{
pigment{ color rgb<0.9,1.0,0.1>}
finish { phong 1}
} // end of texture
scale <1,1,1>*1.0
rotate <0,0,0>
translate <0,0,0>
} // end of isosurface ---------------- |
|
|
isosurface{ //-------------------------
function{ sqrt( x*x + y*y + z*z ) - 0.9
+ sin( 12*atan2(x,z) )*0.1}
threshold 0
accuracy 0.0001
max_gradient 5
contained_by{box{ -1, 1 }}
texture{
pigment{ color rgb<0.9,1.0,0.1>}
finish { phong 1}
} // end of texture
scale <1,1,1>*1
rotate <0,0,0>
translate <0,0,0>
} // end of isosurface ---------------- |
|
|
isosurface{ //-------------------------
function{ sqrt(x*x + y*y + z*z) - 0.9
+ sin(12*atan2(x, z))
*sin(8*atan2(y,sqrt(x*x+z*z)))*0.1}
threshold 0
accuracy 0.0001
max_gradient 5
contained_by{box{ -1, 1 }}
texture{
pigment{ color rgb<0.5,1.0,0.05>}
finish { phong 1}
} // end of texture
scale <1,1,1>*1.0
rotate <0,0,0>
translate <0,0,0>
} // end of isosurface ---------------- |
|
|
isosurface{ //-------------------------
function { sqrt(x*x + y*y + z*z) - 0.8
+ sin(0.5*sin(y*4))*0.1 }
threshold 0
accuracy 0.0001
max_gradient 5
contained_by{box{ -1, 1 }}
texture{ T_Stone8
finish { specular 0.2 phong 0.4 }
} // end of texture
scale <0.80,1.00,0.80> *1.4
rotate <0,0,0>
translate <0,0,0>
} // end of isosurface ---------------- |
|
|