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|
package Xconfig::resolution_and_depth; # $Id$
use diagnostics;
use strict;
use Xconfig::card;
use Xconfig::monitor;
use common;
our %depth2text = (
8 => __("256 colors (8 bits)"),
15 => __("32 thousand colors (15 bits)"),
16 => __("65 thousand colors (16 bits)"),
24 => __("16 million colors (24 bits)"),
32 => __("4 billion colors (32 bits)"),
);
our @depths_available = ikeys(%depth2text);
my %min_hsync4x_res = (
640 => 31.5,
800 => 35.1,
1024 => 35.5,
1152 => 44.0,
1280 => 51.0,
1400 => 65.5,
1600 => 75.0,
1920 => 90.0,
2048 => 136.5,
);
my @bios_vga_modes = (
{ bios => 769, X => 640, Y => 480, Depth => 8 },
{ bios => 771, X => 800, Y => 600, Depth => 8 },
{ bios => 773, X => 1024, Y => 768, Depth => 8 },
{ bios => 775, X => 1280, Y => 1024, Depth => 8 },
{ bios => 784, X => 640, Y => 480, Depth => 15 },
{ bios => 787, X => 800, Y => 600, Depth => 15 },
{ bios => 790, X => 1024, Y => 768, Depth => 15 },
{ bios => 793, X => 1280, Y => 1024, Depth => 15 },
{ bios => 785, X => 640, Y => 480, Depth => 16 },
{ bios => 788, X => 800, Y => 600, Depth => 16 },
{ bios => 791, X => 1024, Y => 768, Depth => 16 },
{ bios => 794, X => 1280, Y => 1024, Depth => 16 },
);
sub size2default_resolution {
my ($size) = @_; #- size in inch
if (arch() =~ /ppc/) {
return "1024x768" if detect_devices::get_mac_model =~ /^PowerBook|^iMac/;
}
my %monitorSize2resolution = (
13 => "640x480",
14 => "800x600",
15 => "800x600",
16 => "1024x768",
17 => "1024x768",
18 => "1024x768",
19 => "1280x1024",
20 => "1280x1024",
21 => "1600x1200",
22 => "1600x1200",
);
$monitorSize2resolution{round($size)} || ($size < 13 ? "640x480" : "1600x1200");
}
sub allowed {
my ($card) = @_;
my ($prefered_depth, @depths, @resolutions, @resolution_and_depth);
my $using_xf4 = Xconfig::card::using_xf4($card);
if ($using_xf4 ? $card->{Driver} eq 'fbdev' : $card->{server} eq 'FBDev') {
push @resolution_and_depth, grep { $_->{Depth} == 16 } @bios_vga_modes;
} elsif ($using_xf4) {
if ($card->{use_DRI_GLX} || $card->{use_UTAH_GLX}) {
$prefered_depth = 16;
push @depths, 16;
push @depths, 24 if member($card->{Driver}, 'mga', 'tdfx', 'r128', 'radeon');
}
} else {
if ($card->{server} eq 'Sun24') { push @depths, 24, 8, 2 }
elsif ($card->{server} eq 'Sun') { push @depths, 8, 2 }
elsif ($card->{server} eq 'SunMono') { push @depths, 2 }
elsif ($card->{server} eq 'VGA16') { push @depths, 8; push @resolutions, '640x480' }
elsif ($card->{BoardName} =~ /SiS/) { push @depths, 24, 16, 8 }
elsif ($card->{BoardName} eq 'S3 Trio3D') { push @depths, 24, 16, 8 }
}
if (!@resolution_and_depth || @depths || @resolutions) {
@depths = grep { !($using_xf4 && /32/) } (our @depths_available) if !@depths;
@resolutions = @Xconfig::xfreeX::resolutions if !@resolutions;
push @resolution_and_depth,
map {
my $Depth = $_;
map { /(\d+)x(\d+)/; { X => $1, Y => $2, Depth => $Depth } } @resolutions;
} @depths;
}
$prefered_depth, @resolution_and_depth;
}
# ($card->{VideoRam} || ($card->{server} eq 'FBDev' ? 2048 : 32768))
sub filter_using_VideoRam {
my ($VideoRam, @resolutions) = @_;
my $mem = 1024 * $VideoRam;
grep { $_->{X} * $_->{Y} * $_->{Depth}/8 <= $mem } @resolutions;
}
sub filter_using_HorizSync {
my ($HorizSync, @resolutions) = @_;
my $hsync = max(split(/[,-]/, $HorizSync));
grep { ($min_hsync4x_res{$_->{X}} || 0) <= $hsync } @resolutions;
}
sub choose {
my ($in, $default_resolution, @resolutions) = @_;
if (0 && $in->isa('interactive::gtk')) {
chooseResolutionsGtk($default_resolution, @resolutions);
} else {
$in->ask_from_listf(_("Resolutions"), "",
sub { "$_->{X}x$_->{Y} $_->{Depth}bpp" },
\@resolutions, $default_resolution || {});
}
}
sub choices {
my ($raw_X, $resolution_wanted, $card, $monitor) = @_;
$resolution_wanted ||= {};
my ($prefered_depth, @resolutions) = allowed($card);
@resolutions = filter_using_HorizSync($monitor->{HorizSync}, @resolutions) if $monitor->{HorizSync};
@resolutions = filter_using_VideoRam($card->{VideoRam}, @resolutions) if $card->{VideoRam};
my $x_res = do {
my $res = $resolution_wanted->{X} || size2default_resolution($monitor->{size});
my $x_res = first(split 'x', $res);
#- take the first available resolution <= the wanted resolution
max map { if_($_->{X} <= $x_res, $_->{X}) } @resolutions;
};
my @matching = grep { $_->{X} eq $x_res } @resolutions;
my @Depths = map { $_->{Depth} } @matching;
my $Depth = $resolution_wanted->{Depth};
$Depth = $prefered_depth if !$Depth || !member($Depth, @Depths);
$Depth = max(@Depths) if !$Depth || !member($Depth, @Depths);
#- finding it in @resolutions (well @matching)
#- (that way, we check it exists, and we get field "bios" for fbdev)
my ($default_resolution) = grep { $_->{Depth} eq $Depth } @matching;
$default_resolution, @resolutions;
}
sub configure {
my ($in, $raw_X, $card, $monitor, $auto) = @_;
my ($default_resolution, @resolutions) = choices($raw_X, $raw_X->get_resolution, $card, $monitor);
$default_resolution = choose($in, $default_resolution, @resolutions) or return;
$raw_X->set_resolution($default_resolution);
$default_resolution;
}
sub configure_auto_install {
my ($raw_X, $card, $monitor, $old_X) = @_;
my $resolution_wanted = { X => $old_X->{resolution_wanted}, Depth => $old_X->{default_depth} };
my ($default_resolution) = choices($raw_X, $raw_X->get_resolution, $card, $monitor);
$default_resolution or die "you selected an unusable depth";
$raw_X->set_resolution($default_resolution);
$default_resolution;
}
1;
|
