NativeFramebuffer.fb_var

java.lang.Object
- Structure
- - ev3dev.utils.io.NativeFramebuffer.fb_var_screeninfo

Direct Known Subclasses:

NativeFramebuffer.fb_var_screeninfo.ByReference, NativeFramebuffer.fb_var_screeninfo.ByValue

Enclosing class:

NativeFramebuffer
```
public static class NativeFramebuffer.fb_var_screeninfo
extends Structure
```
fb_var_screeninfo mapping

Nested Class Summary

Nested Classes
Modifier and Type	Class and Description
`static class`	`NativeFramebuffer.fb_var_screeninfo.ByReference` Reference wrapper
`static class`	`NativeFramebuffer.fb_var_screeninfo.ByValue` Value wrapper

Field Summary

Fields
Modifier and Type	Field and Description
`int`	`accel_flags` (OBSOLETE) see fb_info.flags
`int`	`activate` see FB_ACTIVATE_*
`int`	`bits_per_pixel` BPP value
`NativeFramebuffer.fb_bitfield.ByValue`	`blue` info about blue channel
`int`	`colorspace` colorspace for FOURCC-based modes
`int`	`grayscale` 0 = color, 1 = grayscale, >1 = FOURCC
`NativeFramebuffer.fb_bitfield.ByValue`	`green` info about green channel
`int`	`height` height of picture in mm
`int`	`hsync_len` length of horizontal sync (pixclocks)
`int`	`left_margin` time from sync to picture (pixclocks)
`int`	`lower_margin` time from sync to picture (pixclocks)
`int`	`nonstd` != 0 Non standard pixel format
`int`	`pixclock` pixel clock in ps (pico seconds)
`NativeFramebuffer.fb_bitfield.ByValue`	`red` info about red channel
`int[]`	`reserved` Reserved for future compatibility
`int`	`right_margin` time from picture to sync (pixclocks)
`int`	`rotate` angle we rotate counter clockwise
`int`	`sync` see FB_SYNC_*
`NativeFramebuffer.fb_bitfield.ByValue`	`transp` info about transparency channel
`int`	`upper_margin` time from sync to picture (pixclocks)
`int`	`vmode` see FB_VMODE_*
`int`	`vsync_len` length of vertical sync (pixclocks)
`int`	`width` width of picture in mm
`int`	`xoffset` offset from virtual to visible X resolution
`int`	`xres` visible X resolution
`int`	`xres_virtual` virtual X resolution
`int`	`yoffset` offset from virtual to visible Y resolution
`int`	`yres` visible Y resolution
`int`	`yres_virtual` virtual Y resolution

Constructor Summary

Constructors
Constructor and Description

fb_var_screeninfo()
Initialize this structure.

fb_var_screeninfo(Pointer p)

Constructors
Constructor and Description
`fb_var_screeninfo()` Initialize this structure.
`fb_var_screeninfo(Pointer p)`

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type Method and Description

protected java.util.List<java.lang.String> getFieldOrder()
- Methods inherited from class java.lang.Object
  clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

All Methods Instance Methods Concrete Methods
Modifier and Type	Method and Description
`protected java.util.List<java.lang.String>`	`getFieldOrder()`

- Field Detail
  - xres
```
public int xres
```
    visible X resolution
  - yres
```
public int yres
```
    visible Y resolution
  - xres_virtual
```
public int xres_virtual
```
    virtual X resolution
  - yres_virtual
```
public int yres_virtual
```
    virtual Y resolution
  - xoffset
```
public int xoffset
```
    offset from virtual to visible X resolution
  - yoffset
```
public int yoffset
```
    offset from virtual to visible Y resolution
  - bits_per_pixel
```
public int bits_per_pixel
```
    BPP value
  - grayscale
```
public int grayscale
```
    0 = color, 1 = grayscale, >1 = FOURCC
  - red
```
public NativeFramebuffer.fb_bitfield.ByValue red
```
    info about red channel
  - green
```
public NativeFramebuffer.fb_bitfield.ByValue green
```
    info about green channel
  - blue
```
public NativeFramebuffer.fb_bitfield.ByValue blue
```
    info about blue channel
  - transp
```
public NativeFramebuffer.fb_bitfield.ByValue transp
```
    info about transparency channel
  - nonstd
```
public int nonstd
```
    != 0 Non standard pixel format
  - activate
```
public int activate
```
    see FB_ACTIVATE_*
  - height
```
public int height
```
    height of picture in mm
  - width
```
public int width
```
    width of picture in mm
  - accel_flags
```
public int accel_flags
```
    (OBSOLETE) see fb_info.flags
  - pixclock
```
public int pixclock
```
    pixel clock in ps (pico seconds)
  - left_margin
```
public int left_margin
```
    time from sync to picture (pixclocks)
  - right_margin
```
public int right_margin
```
    time from picture to sync (pixclocks)
  - upper_margin
```
public int upper_margin
```
    time from sync to picture (pixclocks)
  - lower_margin
```
public int lower_margin
```
    time from sync to picture (pixclocks)
  - hsync_len
```
public int hsync_len
```
    length of horizontal sync (pixclocks)
  - vsync_len
```
public int vsync_len
```
    length of vertical sync (pixclocks)
  - sync
```
public int sync
```
    see FB_SYNC_*
  - vmode
```
public int vmode
```
    see FB_VMODE_*
  - rotate
```
public int rotate
```
    angle we rotate counter clockwise
  - colorspace
```
public int colorspace
```
    colorspace for FOURCC-based modes
  - reserved
```
public int[] reserved
```
    Reserved for future compatibility
- Constructor Detail
  - fb_var_screeninfo
```
public fb_var_screeninfo()
```
    Initialize this structure.
  - fb_var_screeninfo
```
public fb_var_screeninfo(Pointer p)
```
- Method Detail
  - getFieldOrder
```
protected java.util.List<java.lang.String> getFieldOrder()
```

Class NativeFramebuffer.fb_var_screeninfo

Nested Class Summary

Field Summary

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Field Detail

xres

yres

xres_virtual

yres_virtual

xoffset

yoffset

bits_per_pixel

grayscale

red

green

blue

transp

nonstd

activate

height

width

accel_flags

pixclock

left_margin

right_margin

upper_margin

lower_margin

hsync_len

vsync_len

sync

vmode

rotate

colorspace

reserved

Constructor Detail

fb_var_screeninfo

fb_var_screeninfo

Method Detail

getFieldOrder