--- M6502/Screen.pm	2007/07/31 13:56:50	55
+++ M6502/Screen.pm	2007/08/01 12:40:20	75
@@ -8,11 +8,13 @@
 use SDL::App;
 use SDL::Rect;
 use SDL::Color;
+use SDL::Constants;
 
 use Carp qw/confess/;
+use Data::Dump qw/dump/;
 
-use base qw(Class::Accessor);
-#__PACKAGE__->mk_accessors(qw(debug scale show_mem trace app));
+use base qw(Class::Accessor Prefs);
+__PACKAGE__->mk_accessors(qw(app));
 
 =head1 NAME
 
@@ -29,6 +31,8 @@
 sub open_screen {
 	my $self = shift;
 
+	$self->prefs;
+
 	if ( ! $self->scale ) {
 		$self->scale( 1 );
 		warn "using default unscaled display\n";
@@ -39,7 +43,8 @@
 		-height => 256 * $self->scale,
 		-depth  => 16,
 	);
-	#$app->grab_input( 0 );
+	#$app->grab_input( SDL_GRAB_QUERY );
+	$app->grab_input( SDL_GRAB_OFF );
 
 	warn "# created SDL::App\n";
 	$self->app( $app );
@@ -164,6 +169,35 @@
 	$app->sync;
 }
 
+=head2 render
+
+  $self->render( @video_memory );
+
+=cut
+
+sub render {
+	my $self = shift;
+
+	die "this function isn't supported if scale isn't 1" unless $self->scale == 1;
+
+	my $pixels = pack("C*", @_);
+
+	my $vram = SDL::Surface->new(
+		-width => 256,
+		-height => 256,
+		-depth => 1,	# 1 bit per pixel
+		-pitch => 32,	# bytes per line
+		-from => $pixels,
+	);
+	$vram->set_colors( 0, $black, $white, $red );
+	$vram->display_format;
+
+	my $rect = SDL::Rect->new( -x => 0, -y => 0, -width => 256, -height => 256 );
+	$vram->blit( $rect, $app, $rect );
+
+	$app->sync;
+}
+
 =head1 SEE ALSO
 
 L<Orao> is sample implementation using this module