22 |
|
|
23 |
sub open_screen { |
sub open_screen { |
24 |
my $self = shift; |
my $self = shift; |
25 |
|
|
26 |
|
if ( ! $self->scale ) { |
27 |
|
$self->scale( 1 ); |
28 |
|
warn "using default unscaled display\n"; |
29 |
|
} |
30 |
|
|
31 |
$app = SDL::App->new( |
$app = SDL::App->new( |
32 |
-width => 256 * $self->scale + ( $self->show_mem ? 256 : 0 ), |
-width => 256 * $self->scale + ( $self->show_mem ? 256 : 0 ), |
33 |
-height => 256 * $self->scale, |
-height => 256 * $self->scale, |
109 |
} |
} |
110 |
} |
} |
111 |
|
|
112 |
|
=head2 mmap_pixel |
113 |
|
|
114 |
|
Draw pixel in memory map |
115 |
|
|
116 |
|
$self->mmap_pixel( $addr, $r, $g, $b ); |
117 |
|
|
118 |
|
=cut |
119 |
|
|
120 |
|
# keep accesses to memory |
121 |
|
my $_mem_stat; |
122 |
|
|
123 |
|
sub mmap_pixel { |
124 |
|
my ( $self, $addr, $r, $g, $b ) = @_; |
125 |
|
|
126 |
|
my ( $x, $y ) = mem_xy( $addr ); |
127 |
|
warn sprintf "## mem %04x %02x %02x %02d*%02d\n", $addr, $r, $g, $x, $y if $self->trace; |
128 |
|
|
129 |
|
my $col = sdl::color->new( -r => $r, -g => $g, -b => $b ); |
130 |
|
$app->pixel( $x, $y, $col ); |
131 |
|
|
132 |
|
$_mem_stat++; |
133 |
|
if ( $_mem_stat % 1000 == 0 ) { |
134 |
|
$app->sync; |
135 |
|
} |
136 |
|
} |
137 |
|
|
138 |
|
1; |