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216 lines
4.2 KiB
216 lines
4.2 KiB
% - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
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% Video mode selection dialog.
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%
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% - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
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% Some global vars.
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%
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% video mode array fields
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/.vm_mode 0 def
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/.vm_width 1 def
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/.vm_height 2 def
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% We have kernel splash images for at least these sizes.
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/video.splashsizes [
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0 0 % special: for text mode
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1 0 % special: for VESA mode
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800 600
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1024 768
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1280 1024
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] def
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% - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
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% Create sort key for video modes.
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%
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% ( vm_index ) ==> ( sort_index )
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%
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/vmsortindex {
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video.modes.list exch get
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dup
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.vm_width get 16 shl
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exch .vm_height get add
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} def
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% - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
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% Swap video mode entries.
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% (Helper for video mode sorting.)
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%
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% ( vm_index_1 vm_index_2 ) ==> ( )
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%
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/vmsortexch {
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over video.modes.list exch get
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over video.modes.list exch get
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video.modes.list
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5 -1 roll rot put
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video.modes.list 3 1 roll put
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} def
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% - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
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% Check if we have a splash in that resolution.
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%
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% ( video_mode_list_entry ) ==> ( true|false )
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%
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/video.havesplash {
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false exch
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0 2 video.splashsizes length 1 sub {
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over over over
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.vm_height get rot .vm_width get rot video.splashsizes exch get eq
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rot 1 add video.splashsizes exch get rot eq and
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{ exch pop true exch exit } if
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} for
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pop
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} def
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% - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
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% Build video mode list.
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%
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% ( ) ==> ( )
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%
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/video.init {
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/xmenu.video .xm_size array def
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/xmenu xmenu.video def
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% build list of video modes
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/video.modes.list [
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[ -1 0 0 ] % special: text mode
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[ -2 1 0 ] % special: VESA mode (width = 1 to make it sort)
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0 1 videomodes {
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videomodeinfo dup .undef eq {
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pop pop pop pop
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} {
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[
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over 0xbfff and 6 2 roll
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0x4000 and % fb support
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exch 0x10 eq and % 16 color bits
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over 600 ge and % height >= 600
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2 index 800 ge and % width >= 800
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{ ] } { pop pop pop pop } ifelse
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} ifelse
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} for
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] def
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% sort video.modes.list
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video.modes.list length 3 gt {
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0 1 video.modes.list length 2 sub {
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dup 1 add 1 video.modes.list length 1 sub {
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over vmsortindex over vmsortindex gt {
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over over vmsortexch
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} if
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pop
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} for
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pop
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} for
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} if
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% create mode strings
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/video.modes.text [
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video.modes.list {
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dup .vm_width get
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dup 0 eq {
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pop pop "Text Mode"
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} {
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dup 1 eq {
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pop pop "VESA"
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} {
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exch .vm_height get exch "%d x %d" 32 string dup 5 1 roll sprintf
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} ifelse
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} ifelse
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} forall
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] def
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% add to menu
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xmenu .xm_list video.modes.text put
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% select largest mode the monitor supports
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monitorsize exch 800 max exch 600 max % at least 800x600
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xmenu .xm_current -1 put
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video.modes.list {
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dup .vm_width get 3 index le
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over .vm_height get 3 index le and
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exch video.havesplash and {
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xmenu .xm_current over over get 1 add put
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} {
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exit
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} ifelse
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} forall
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pop pop
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pmenu.init
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} def
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% - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
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% Update video mode.
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%
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% ( ) ==> ( )
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%
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/video.update {
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/xmenu xmenu.video def
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/window.action actRedrawPanel def
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pmenu.update
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} def
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% - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
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% Show video menu.
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%
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% ( ) => ( )
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%
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/panel.video {
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"videomode" help.setcontext
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window.xmenu
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dup .xmenu xmenu.video put
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dup .xmenu.update /video.update put
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dup window.init
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window.show
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} def
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% - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
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% Return width of video entry.
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%
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% ( ) => ( width )
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%
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/panel.video.width {
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/xmenu xmenu.video def
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pmenu.width
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} def
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% - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
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% Redraw panel entry.
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%
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% ( panel ) => ( )
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%
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/panel.video.update {
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/xmenu xmenu.video def
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pmenu.panel.update
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} def
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