UserPreferencesSystem(bpy_struct)

base class — bpy_struct

class bpy.types.UserPreferencesSystem(bpy_struct)

Graphics driver and operating system settings

anisotropic_filter

Quality of the anisotropic filtering (values greater than 1.0 enable anisotropic filtering)

Type:enum in [‘FILTER_0’, ‘FILTER_2’, ‘FILTER_4’, ‘FILTER_8’, ‘FILTER_16’], default ‘FILTER_0’

audio_channels

Audio channel count

• MONO Mono, Set audio channels to mono.
• STEREO Stereo, Set audio channels to stereo.
• SURROUND4 4 Channels, Set audio channels to 4 channels.
• SURROUND51 5.1 Surround, Set audio channels to 5.1 surround sound.
• SURROUND71 7.1 Surround, Set audio channels to 7.1 surround sound.

Type:enum in [‘MONO’, ‘STEREO’, ‘SURROUND4’, ‘SURROUND51’, ‘SURROUND71’], default ‘MONO’

audio_device

Audio output device

• NONE None, Null device - there will be no audio output.
• SDL SDL, SDL device - simple direct media layer, recommended for sequencer usage.
• OPENAL OpenAL, OpenAL device - supports 3D audio, recommended for game engine usage.
• JACK JACK, JACK Audio Connection Kit, recommended for pro audio users.

Type:enum in [‘NONE’, ‘SDL’, ‘OPENAL’, ‘JACK’], default ‘NONE’

audio_mixing_buffer

Number of samples used by the audio mixing buffer

• SAMPLES_256 256, Set audio mixing buffer size to 256 samples.
• SAMPLES_512 512, Set audio mixing buffer size to 512 samples.
• SAMPLES_1024 1024, Set audio mixing buffer size to 1024 samples.
• SAMPLES_2048 2048, Set audio mixing buffer size to 2048 samples.
• SAMPLES_4096 4096, Set audio mixing buffer size to 4096 samples.
• SAMPLES_8192 8192, Set audio mixing buffer size to 8192 samples.
• SAMPLES_16384 16384, Set audio mixing buffer size to 16384 samples.
• SAMPLES_32768 32768, Set audio mixing buffer size to 32768 samples.

Type:enum in [‘SAMPLES_256’, ‘SAMPLES_512’, ‘SAMPLES_1024’, ‘SAMPLES_2048’, ‘SAMPLES_4096’, ‘SAMPLES_8192’, ‘SAMPLES_16384’, ‘SAMPLES_32768’], default ‘SAMPLES_256’

audio_sample_format

Audio sample format

• U8 8-bit Unsigned, Set audio sample format to 8 bit unsigned integer.
• S16 16-bit Signed, Set audio sample format to 16 bit signed integer.
• S24 24-bit Signed, Set audio sample format to 24 bit signed integer.
• S32 32-bit Signed, Set audio sample format to 32 bit signed integer.
• FLOAT 32-bit Float, Set audio sample format to 32 bit float.
• DOUBLE 64-bit Float, Set audio sample format to 64 bit float.

Type:enum in [‘U8’, ‘S16’, ‘S24’, ‘S32’, ‘FLOAT’, ‘DOUBLE’], default ‘U8’

audio_sample_rate

Audio sample rate

• RATE_44100 44.1 kHz, Set audio sampling rate to 44100 samples per second.
• RATE_48000 48 kHz, Set audio sampling rate to 48000 samples per second.
• RATE_96000 96 kHz, Set audio sampling rate to 96000 samples per second.
• RATE_192000 192 kHz, Set audio sampling rate to 192000 samples per second.

Type:enum in [‘RATE_44100’, ‘RATE_48000’, ‘RATE_96000’, ‘RATE_192000’], default ‘RATE_44100’

author

Name that will be used in exported files when format supports such feature

Type:string, default “”, (never None)

color_picker_type

Different styles of displaying the color picker widget

• CIRCLE_HSV Circle (HSV), A circular Hue/Saturation color wheel, with Value slider.
• CIRCLE_HSL Circle (HSL), A circular Hue/Saturation color wheel, with Lightness slider.
• SQUARE_SV Square (SV + H), A square showing Saturation/Value, with Hue slider.
• SQUARE_HS Square (HS + V), A square showing Hue/Saturation, with Value slider.
• SQUARE_HV Square (HV + S), A square showing Hue/Value, with Saturation slider.

Type:enum in [‘CIRCLE_HSV’, ‘CIRCLE_HSL’, ‘SQUARE_SV’, ‘SQUARE_HS’, ‘SQUARE_HV’], default ‘CIRCLE_HSV’

compute_device

Device to use for computation

Type:enum in [‘CPU’], default ‘CPU’

compute_device_type

Device to use for computation (rendering with Cycles)

• NONE None, Don’t use compute device.

Type:enum in [‘NONE’], default ‘NONE’

dpi

Font size and resolution for display

Type:int in [48, 144], default 0

font_path_ui

Path to interface font

Type:string, default “”, (never None)

font_path_ui_mono

Path to interface mono-space Font

Type:string, default “”, (never None)

frame_server_port

Frameserver Port for Frameserver Rendering

Type:int in [0, 32727], default 0

gl_clip_alpha

Clip alpha below this threshold in the 3D textured view

Type:float in [0, 1], default 0.0

gl_texture_limit

Limit the texture size to save graphics memory

Type:enum in [‘CLAMP_OFF’, ‘CLAMP_8192’, ‘CLAMP_4096’, ‘CLAMP_2048’, ‘CLAMP_1024’, ‘CLAMP_512’, ‘CLAMP_256’, ‘CLAMP_128’], default ‘CLAMP_OFF’

image_draw_method

Method used for displaying images on the screen

• 2DTEXTURE 2D Texture, Use CPU for display transform and draw image with 2D texture.
• GLSL GLSL, Use GLSL shaders for display transform and draw image with 2D texture.
• DRAWPIXELS DrawPixels, Use CPU for display transform and draw image using DrawPixels.

Type:enum in [‘2DTEXTURE’, ‘GLSL’, ‘DRAWPIXELS’], default ‘2DTEXTURE’

memory_cache_limit

Memory cache limit (in megabytes)

Type:int in [0, 32768], default 0

multi_sample

Enable OpenGL multi-sampling, only for systems that support it, requires restart

• NONE No MultiSample, Do not use OpenGL MultiSample.
• 2 MultiSample: 2, Use 2x OpenGL MultiSample (requires restart).
• 4 MultiSample: 4, Use 4x OpenGL MultiSample (requires restart).
• 8 MultiSample: 8, Use 8x OpenGL MultiSample (requires restart).
• 16 MultiSample: 16, Use 16x OpenGL MultiSample (requires restart).

Type:enum in [‘NONE’, ‘2’, ‘4’, ‘8’, ‘16’], default ‘NONE’

opensubdiv_compute_type

Type of computer back-end used with OpenSubdiv

Type:enum in [‘NONE’], default ‘NONE’

pixel_size

Type:float in [-inf, inf], default 0.0, (readonly)

prefetch_frames

Number of frames to render ahead during playback (sequencer only)

Type:int in [0, inf], default 0

screencast_fps

Frame rate for the screencast to be played back

Type:int in [10, 100], default 0

screencast_wait_time

Time in milliseconds between each frame recorded for screencast

Type:int in [10, 1000], default 0

scrollback

Maximum number of lines to store for the console buffer

Type:int in [32, 32768], default 0

select_method

Use OpenGL occlusion queries or selection render mode to accelerate selection

Type:enum in [‘AUTO’, ‘GL_SELECT’, ‘GL_QUERY’], default ‘AUTO’

solid_lights

Lights user to display objects in solid draw mode

Type:bpy_prop_collection of UserSolidLight, (readonly)

texture_collection_rate

Number of seconds between each run of the GL texture garbage collector

Type:int in [1, 3600], default 0

texture_time_out

Time since last access of a GL texture in seconds after which it is freed (set to 0 to keep textures allocated)

Type:int in [0, 3600], default 0

use_16bit_textures

Use 16 bit per component texture for float images

Type:boolean, default False

use_gpu_mipmap

Generate Image Mipmaps on the GPU

Type:boolean, default False

use_international_fonts

Use international fonts

Type:boolean, default False

use_mipmaps

Scale textures for the 3D View (looks nicer but uses more memory and slows image reloading)

Type:boolean, default False

use_preview_images

Allow user to choose any codec (Windows only, might generate instability)

Type:boolean, default False

use_region_overlap

Draw tool/property regions over the main region, when using Triple Buffer

Type:boolean, default False

use_scripts_auto_execute

Allow any .blend file to run scripts automatically (unsafe with blend files from an untrusted source)

Type:boolean, default False

use_tabs_as_spaces

Automatically convert all new tabs into spaces for new and loaded text files

Type:boolean, default False

use_text_antialiasing

Draw user interface text anti-aliased

Type:boolean, default False

use_textured_fonts

Use textures for drawing international fonts

Type:boolean, default False

use_translate_interface

Translate interface

Type:boolean, default False

use_translate_new_dataname

Translate new data names (when adding/creating some)

Type:boolean, default False

use_translate_tooltips

Translate tooltips

Type:boolean, default False

use_weight_color_range

Enable color range used for weight visualization in weight painting mode

Type:boolean, default False

virtual_pixel_mode

Modify the pixel size for hi-res devices

• NATIVE Native, Use native pixel size of the display.
• DOUBLE Double, Use double the native pixel size of the display.

Type:enum in [‘NATIVE’, ‘DOUBLE’], default ‘NATIVE’

weight_color_range

Color range used for weight visualization in weight painting mode

Type:ColorRamp, (readonly, never None)

window_draw_method

Drawing method used by the window manager

• AUTOMATIC Automatic, Automatically set based on graphics card and driver.
• TRIPLE_BUFFER Triple Buffer, Use a third buffer for minimal redraws at the cost of more memory.
• OVERLAP Overlap, Redraw all overlapping regions, minimal memory usage but more redraws.
• OVERLAP_FLIP Overlap Flip, Redraw all overlapping regions, minimal memory usage but more redraws (for graphics drivers that do flipping).
• FULL Full, Do a full redraw each time, slow, only use for reference or when everything else fails.

Type:enum in [‘AUTOMATIC’, ‘TRIPLE_BUFFER’, ‘OVERLAP’, ‘OVERLAP_FLIP’, ‘FULL’], default ‘TRIPLE_BUFFER’

Inherited Properties

bpy_struct.id_data

Inherited Functions

bpy_struct.as_pointer bpy_struct.driver_add bpy_struct.driver_remove bpy_struct.get bpy_struct.is_property_hidden bpy_struct.is_property_readonly bpy_struct.is_property_set bpy_struct.items

bpy_struct.keyframe_delete bpy_struct.keyframe_insert bpy_struct.keys bpy_struct.path_from_id bpy_struct.path_resolve bpy_struct.property_unset bpy_struct.type_recast bpy_struct.values

References

UserPreferences.system