/[VRac]/Screen.pm
This is repository of my old source code which isn't updated any more. Go to git.rot13.org for current projects!
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revision 125 by dpavlin, Sat Aug 4 15:09:44 2007 UTC revision 143 by dpavlin, Sun Aug 5 01:34:40 2007 UTC
# Line 12  use SDL::Constants; Line 12  use SDL::Constants;
12    
13  use Carp qw/confess/;  use Carp qw/confess/;
14  use Data::Dump qw/dump/;  use Data::Dump qw/dump/;
 use M6502 qw'@mem';  
15    
16  use Exporter 'import';  use Exporter 'import';
17  our @EXPORT = qw'$white $black';  our @EXPORT = qw'$white $black';
# Line 46  sub open_screen { Line 45  sub open_screen {
45                  -width  => 256 * $self->scale + ( $self->show_mem ? 256 : 0 ),                  -width  => 256 * $self->scale + ( $self->show_mem ? 256 : 0 ),
46                  -height => 256 * $self->scale,                  -height => 256 * $self->scale,
47                  -depth  => 16,                  -depth  => 16,
48                    -flags=>SDL_DOUBLEBUF | SDL_HWSURFACE | SDL_HWACCEL,
49          );          );
50          #$app->grab_input( SDL_GRAB_QUERY );          #$app->grab_input( SDL_GRAB_QUERY );
51          $app->grab_input( SDL_GRAB_OFF );          $app->grab_input( SDL_GRAB_OFF );
# Line 65  my $red                = SDL::Color->new( -r => 0xff, Line 65  my $red                = SDL::Color->new( -r => 0xff,
65  my $green       = SDL::Color->new( -r => 0x00, -g => 0xff, -b => 0x00 );  my $green       = SDL::Color->new( -r => 0x00, -g => 0xff, -b => 0x00 );
66  my $blue        = SDL::Color->new( -r => 0x00, -g => 0x00, -b => 0xff );  my $blue        = SDL::Color->new( -r => 0x00, -g => 0x00, -b => 0xff );
67    
 my $rect_mem = SDL::Rect->new( -x => 256, -y => 0, -width => 256, -height => 256 );  
   
68  =head2 mem_xy  =head2 mem_xy
69    
70  Helper to return x and y coordinates in memory map  Helper to return x and y coordinates in memory map
# Line 126  sub sync { Line 124  sub sync {
124    
125  Render one frame of video ram  Render one frame of video ram
126    
127    $self->render_vram( @video_memory );    $self->render_vram;
128    
129  =cut  =cut
130    
# Line 155  sub render_frame { Line 153  sub render_frame {
153    
154          my $scale = $self->scale || confess "no scale?";          my $scale = $self->scale || confess "no scale?";
155    
156          my $rect                = SDL::Rect->new( -x => 0, -y => 0, -width => 256 * $scale, -height => 256 * $scale );          my $rect        = SDL::Rect->new( -x => 0, -y => 0, -width => 256 * $scale, -height => 256 * $scale );
157          my $rect_screen = SDL::Rect->new( -x => 0, -y => 0, -width => 256 * $scale, -height => 256 * $scale );          my $rect_screen = SDL::Rect->new( -x => 0, -y => 0, -width => 256 * $scale, -height => 256 * $scale );
158    
159          if ( $scale > 1 ) {          if ( $scale > 1 ) {
# Line 173  sub render_frame { Line 171  sub render_frame {
171    
172  =head2 render_mem  =head2 render_mem
173    
174    $self->render_mem( @ram );    $self->render_mem( @mem );
175    
176  =cut  =cut
177    
# Line 197  sub render_mem { Line 195  sub render_mem {
195    
196          $vram->display_format;          $vram->display_format;
197    
198          my $rect = SDL::Rect->new( -x => 0, -y => 0, -width => 256, -height => 256 );          my $rect     = SDL::Rect->new( -x => 0, -y => 0, -width => 256, -height => 256 );
199            my $rect_mem = SDL::Rect->new( -x => 256 * $self->scale, -y => 0, -width => 256, -height => 256 );
200    
201          $vram->blit( $rect, $app, $rect_mem );          $vram->blit( $rect, $app, $rect_mem );
202    
203          $app->sync;          $app->sync;
# Line 269  sub key_pressed { Line 269  sub key_pressed {
269    
270  =head2 loop  =head2 loop
271    
272  Implement SDL event loop  Implement CPU run for C<$run_run> cycles inside SDL event loop
273    
274      $self->loop( sub {
275            my $run_for = shift;
276            CPU::exec( $run_for );
277            $self->render_vram;
278      } );
279    
280  =cut  =cut
281    
282  sub loop {  sub loop {
283          my $self = shift;          my $self = shift;
284            my $exec = shift;
285    
286            confess "need coderef as argument" unless ref($exec) eq 'CODE';
287          my $event = SDL::Event->new();          my $event = SDL::Event->new();
288    
         MAIN_LOOP:  
289          while ( 1 ) {          while ( 1 ) {
290                  $self->key_pressed( 1 );                  $self->key_pressed( 1 );
291                  M6502::exec($run_for);                  $exec->($run_for);
                 $self->render_vram( @mem[ 0x6000 .. 0x7fff ] );  
292          }          }
293  }  }
294    
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