3.8.12 Atmospheric Effects

POV-Ray 3.6 for UNIX documentation 3.8.13 Global Settings

3.8.13 Global Settings

Specify various settings that apply to the entire scene

GLOBAL_SETTINGS:

Jump to SDL

global_settings { GLOBAL_SETTING_ITEMS }

GLOBAL_SETTING_ITEMS:

[adc_bailout FLOAT] & [ambient_light COLOR] & [assumed_gamma FLOAT] & [hf_gray_16 [BOOL]] & [irid_wavelength COLOR] & [charset GLOBAL_CHARSET] & [max_intersections INT] & [max_trace_level INT] & [number_of_waves INT] & [noise_generator NG_TYPE] & [RADIOSITY] & [PHOTONS]

GLOBAL_CHARSET:

ascii | utf8 | sys

NG_TYPE:

1 | 2 | 3

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3.8.13.1 Radiosity

Enable radiosity to compute diffuse inter-reflection of light:

RADIOSITY:

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radiosity { [RADIOSITY_ITEMS] }

RADIOSITY_ITEMS:

[adc_bailout FLOAT] & [always_sample BOOL] & [brightness FLOAT] & [count INT] & [error_bound FLOAT] & [gray_threshold FLOAT] & [load_file FILE_NAME] & [low_error_factor FLOAT] & [max_sample FLOAT] & [media BOOL] & [minimum_reuse FLOAT] & [nearest_count INT] & [normal BOOL] & [pretrace_end FLOAT] & [pretrace_start FLOAT] & [recursion_limit INT] & [save_file FILE_NAME]

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3.8.13.2 Photons

Enable photon mapping to render reflective and refractive caustics:

PHOTONS:

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photons { PHOTON_QUANTITY [PHOTON_ITEMS] }

PHOTON_QUANTITY:

spacing FLOAT | count INT

PHOTON_ITEMS:

[gather I_MIN, I_MAX] & [media I_MAX_STEPS [, F_FACTOR]] & [jitter FLOAT] & [max_trace_level INT] & [adc_bailout FLOAT] & [save_file FILE_NAME] & [load_file FILE_NAME] & [autostop FLOAT] & [expand_thresholds F_INCREASE, F_MIN] & [radius [FLOAT, FLOAT, FLOAT, FLOAT]]

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More about "Jump to SDL"

• 3.3.3 Global Settings in 3.3 Scene Settings
• 2.3.10.4 Global settings in 2.3.10 SDL tutorial: A raytracer

3.8.12 Atmospheric Effects

3.8.13 Global Settings