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use SDL::Rect; |
use SDL::Rect; |
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use SDL::Color; |
use SDL::Color; |
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use Carp qw/confess/; |
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use base qw(Class::Accessor); |
use base qw(Class::Accessor); |
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__PACKAGE__->mk_accessors(qw(debug scale show_mem run_for mem_dump trace)); |
__PACKAGE__->mk_accessors(qw(debug scale show_mem mem_dump trace app)); |
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=head2 open_screen |
=head2 open_screen |
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sub open_screen { |
sub open_screen { |
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my $self = shift; |
my $self = shift; |
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if ( ! $self->scale ) { |
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$self->scale( 1 ); |
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warn "using default unscaled display\n"; |
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} |
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$app = SDL::App->new( |
$app = SDL::App->new( |
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-width => 256 * $self->scale + ( $self->show_mem ? 256 : 0 ), |
-width => 256 * $self->scale + ( $self->show_mem ? 256 : 0 ), |
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-height => 256 * $self->scale, |
-height => 256 * $self->scale, |
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#$app->grab_input( 0 ); |
#$app->grab_input( 0 ); |
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|
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warn "# created SDL::App\n"; |
warn "# created SDL::App\n"; |
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$self->app( $app ); |
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} |
} |
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my $white = SDL::Color->new( -r => 0xff, -g => 0xff, -b => 0xff ); |
my $white = SDL::Color->new( -r => 0xff, -g => 0xff, -b => 0xff ); |
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99 |
=cut |
=cut |
100 |
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101 |
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my $_vram_counter; |
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103 |
sub vram { |
sub vram { |
104 |
my ( $self, $offset, $byte ) = @_; |
my ( $self, $offset, $byte ) = @_; |
105 |
my $x = ( $offset % 32 ) << 3; |
my $x = ( $offset % 32 ) << 3; |
106 |
my $y = $offset >> 5; |
my $y = $offset >> 5; |
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my $mask = 1; |
my $mask = 1; |
108 |
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my $scale = $self->scale; |
109 |
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110 |
printf "## vram %04x %02x*%02x %02x\n", $offset, $x, $y, $byte if $self->trace; |
# printf "## vram %04x %02x*%02x %02x\n", $offset, $x, $y, $byte if $self->trace; |
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|
112 |
foreach ( 0 .. 7 ) { |
foreach ( 0 .. 7 ) { |
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p($x + $_, $y, $byte & $mask ); |
my $on = $byte & $mask; |
114 |
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if ( $scale == 1 ) { |
115 |
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$app->pixel( $x + $_, $y, $on ? $white : $black ); |
116 |
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} else { |
117 |
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$self->p($x + $_, $y, $on ); |
118 |
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} |
119 |
$mask = $mask << 1; |
$mask = $mask << 1; |
120 |
} |
} |
121 |
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122 |
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$app->sync if ( $_vram_counter++ % 10 == 0 ); |
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} |
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125 |
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=head2 mmap_pixel |
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127 |
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Draw pixel in memory map |
128 |
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129 |
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$self->mmap_pixel( $addr, $r, $g, $b ); |
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131 |
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=cut |
132 |
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# keep accesses to memory |
134 |
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my $_mem_stat; |
135 |
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136 |
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sub mmap_pixel { |
137 |
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my ( $self, $addr, $r, $g, $b ) = @_; |
138 |
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return unless $self->show_mem && $self->app; |
139 |
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140 |
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my ( $x, $y ) = $self->mem_xy( $addr ); |
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warn sprintf "## mem %04x %02x %02x %02d*%02d\n", $addr, $r, $g, $x, $y if $self->debug; |
142 |
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143 |
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my $col = SDL::Color->new( -r => $r, -g => $g, -b => $b ); |
144 |
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$self->app->pixel( $x, $y, $col ); |
145 |
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146 |
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$_mem_stat++; |
147 |
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if ( $_mem_stat % 1000 == 0 ) { |
148 |
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$self->app->sync; |
149 |
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} |
150 |
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} |
151 |
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152 |
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153 |
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=head2 sync |
154 |
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155 |
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$self->sync; |
156 |
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157 |
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=cut |
158 |
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159 |
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sub sync { |
160 |
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$app->sync; |
161 |
} |
} |
162 |
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163 |
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1; |