Created
September 23, 2012 19:07
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PDL to Surface
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#!/usr/bin/perl | |
use strict; | |
use warnings; | |
use SDL; | |
use SDL::Surface; | |
use SDLx::App; | |
use SDLx::Surface; | |
use PDL; | |
use Data::Dumper; | |
my $app = SDLx::App->new( | |
title => "PDL and SDL aplication", | |
width => 640, height => 640, eoq => 1 | |
); | |
sub make_surface_piddle { | |
my $piddle = rpic('SDL/test/data/picture.jpg'); | |
my ($bytes_per_pixel,$width,$height) = $piddle->dims; | |
my $surface = SDLx::Surface->new( width => $width, height => $height, depth => 32 ); | |
SDL::Video::lock_surface($surface); | |
my @pix = $piddle->list; | |
my $y = $height; | |
my $x = 0; | |
while( my @p = splice( @pix, 0, 3 ) ) { | |
unless( $x % $width ) { | |
$x = 0; | |
$y--; | |
} | |
$surface->set_pixel( $y, $x++, \@p ); | |
} | |
SDL::Video::unlock_surface($surface); | |
warn "Made surface of $width, $height and ". $surface->format->BytesPerPixel; | |
return ( $piddle, $surface ); | |
} | |
my ( $piddle, $surface ) = make_surface_piddle(); | |
$app->add_show_handler( sub { | |
$surface->blit( $app, [0,0,$surface->w,$surface->h], [10,10,0,0] ); | |
$app->update(); | |
} ); | |
$app->run(); |
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