Reference:Keywords

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POV-Ray has a number of reserved keywords which are listed below.

a

aa_level
aa_threshold
abs
absorption
accuracy
acos
acosh
adaptive
adc_bailout global setting
adc_bailout radiosity
agate
agate_turb
albedo diffuse
albedo phong

albedo specular
all
all_intersections
alpha
altitude
always_sample
ambient
ambient_light
angle
aoi
aperture
append
arc_angle
area_illumination

area_light
array
asc
ascii
asin
asinh
assumed_gamma
atan
atan2
atand
atanh
autostop
average

b

b_spline
background
bezier_spline
bicubic_patch
bitwise_and
bitwise_or
bitwise_xor
black_hole
blend_gamma color map
blend_gamma pigment map
blend_mode color map
blend_mode pigment map

blob
blue
blur_samples
bokeh
bounded_by
box
boxed
bozo
break
brick
brick_size
brightness

brilliance
bump_map
bump_size
bumps
bt709 bump map
bt709 height field
bt709 image map
bt709 image pattern
bt2020 bump map
bt2020 height field
bt2020 image map
bt2020 image pattern

c

camera
case
caustics
ceil
cells
charset
checker
chr
circular
clipped_by
clock
clock_delta
clock_on
collect
color

color_map
colour
colour_map
component
composite
concat
cone
confidence
conic_sweep
conserve_energy
contained_by
control0
control1
coords
cos

cosh
count
crackle
crand
cube
cubic object
cubic pattern
cubic warp
cubic_spline
cubic_wave
cutaway_textures
cylinder
cylindrical

d

datetime
debug
declare
default
defined
degrees
density
density_file
density_map

dents
deprecated
df3
dictionary
difference csg
difference torus
diffuse
dimension_size
dimensions

direction
disc
dispersion
dispersion_samples
dist_exp
distance fog
distance ovus
div
double_illuminate

e

eccentricity
else
elseif
emission finish
emission media

end
error
error_bound
evaluate
exp

expand_thresholds
exponent
exterior
extinction

f

face_indices
facets
fade_color
fade_colour
fade_distance
fade_power
falloff
falloff_angle
false
fclose
file_exists

filter
final_clock
final_frame
finish
fisheye
flatness
flip
floor
focal_point
fog
fog_alt

fog_offset
fog_type
fopen
for
form
frame_number
frequency
fresnel
function

g

gamma bump maps
gamma heightfield
gamma image map
gamma image pattern
gather

gif
global
global_lights
global_settings
gradient

granite
gray
gray_threshold
green

h

height_field
hexagon

hf_gray_16
hierarchy

hypercomplex
hollow

i

if
ifdef
iff
ifndef
image_height
image_map
image_pattern
image_width
importance

include
initial_clock
initial_frame
input_file_name
inside
inside_vector
int
interior
interior_texture

internal
interpolate
intersection csg
intersection torus
intervals
inverse
ior
irid
irid_wavelength
isosurface

j

jitter
jpeg

julia
julia_fractal

l

lambda
lathe
lemon
leopard
light_group
light_source

linear_spline
linear_sweep
ln
load_file
local directive
local dictionary

location
log
look_at
looks_like
low_error_factor

m

macro
magnet
major_radius
mandel
map_type
marble
material
material_map
matrix
max
maximum_reuse
max_extent

max_gradient
max_intersections
max_iteration
max_sample
max_trace
max_trace_level
media
media_attenuation
media_interaction
merge csg
merge torus
mesh

mesh2
metallic
method
metric
min
min_extent
minimum_reuse
mixed
mm_per_unit
mod
mortar

n

natural_spline
nearest_count
no
no_bump_scale
no_image

no_radiosity
no_reflection
no_shadow
noise_generator
normal

normal_indices
normal_map
normal_vectors
now
number_of_waves

o

object
octaves
off
offset
omega

omnimax
on
once
onion
open

optional
orient
orientation
orthographic
ovus

p

panoramic
parallel
parametric
pass_through
pattern
pavement
perspective
pgm
phase
phong
phong_size
photons
pi

pigment
pigment_map
pigment_pattern
planar
plane
png
point_at
polarity
poly
polynomial
poly_wave
polygon
pot

potential
pow
ppm
precision julia
precision ovus
precompute
premultiplied
pretrace_end
pretrace_start
prism
prod
projected_through
pwr

q

quadratic_spline
quadric
quartic

quaternion
quick_color
quick_colour

quilted

r

radial
radians
radiosity
radius spotlight
radius ovus
rainbow
ramp_wave
rand
range
ratio

read
reciprocal
recursion_limit
red
reflection
reflection_exponent
refraction
render
repeat crackle pattern
repeat warp

rgb
rgbf
rgbft
rgbt
right
ripples
rotate
roughness

s

samples media
samples subsurface
save_file
scale
scallop_wave
scattering
seed
select
shadowless
sin
sine_wave
sinh
sint8
sint16be
sint16le
sint32be
sint32le
size
sky
sky_sphere
slice

slope
slope_map
smooth
smooth_triangle
solid
sor
spacing
specular
sphere
sphere_sweep
spherical
spiral1
spiral2
spline
split_union
spotlight
spotted
sqr
sqrt
square
srgb bump maps

srgb color literals
srgb heightfield
srgb image maps
srgb image pattern
srgbf
srgbt
srgbft
statistics
str
strcmp
strength
strlen
strlwr
strupr
sturm
substr
subsurface
sum
superellipsoid
switch
sys

t

t
tan
tanh
target
tau
text
texture
texture_list
texture_map
tga
thickness
threshold blob

threshold isosurface
threshold potential pattern
tiff
tightness
tile2
tiles
tiling
tolerance
toroidal
torus
trace
transform

translate
translucency
transmit
triangle
triangle_wave
triangular
true
ttf
turb_depth
turbulence
type

u

u
uint8
uint16be
uint16le
u_steps
ultra_wide_angle
undef

union csg
union torus
up
use_alpha image pattern
use_alpha finish
use_color
use_colour

use_index
user_defined projection
user_defined pattern
utf8
uv_indices
uv_mapping
uv_vectors

v

v
v_steps
val
variance
vaxis_rotate

vcross
vdot
version
vertex_vectors
vlength

vnormalize
vrotate
vstr
vturbulence

w

warning
warp
water_level

waves
while
width

wood
wrinkles
write

x

x

y

y

yes

z

z