--- deliantra/Deliantra-Client/DC/Texture.pm	2007/08/06 05:06:33	1.25
+++ deliantra/Deliantra-Client/DC/Texture.pm	2007/12/27 20:38:49	1.32
@@ -1,10 +1,10 @@
 =head1 NAME
 
-CFPlus::Texture - tetxure class for CFPlus
+DC::Texture - tetxure class for CFPlus
 
 =head1 SYNOPSIS
 
- use CFPlus::Texture;
+ use DC::Texture;
 
 =head1 DESCRIPTION
 
@@ -12,12 +12,12 @@
 
 =cut
 
-package CFPlus::Texture;
+package DC::Texture;
 
 use strict;
 
 use List::Util qw(max min);
-use CFPlus::OpenGL;
+use DC::OpenGL;
 
 my %TEXTURES;
 my ($MAX_W, $MAX_H) = (4096, 4096); # maximum texture size attempted by this module
@@ -32,7 +32,7 @@
       %data,
    }, $class;
 
-   CFPlus::weaken ($TEXTURES{$self+0} = $self);
+   DC::weaken ($TEXTURES{$self+0} = $self);
 
    $self->upload
       unless delete $self->{delay};
@@ -112,7 +112,7 @@
    return if $self->{loading};
 
    unless ($GL_VERSION) {
-      $self->{was_loaded} = 1;
+      $self->{want_upload} = -1;
       return;
    }
 
@@ -123,36 +123,31 @@
 
       my ($data, $dw, $dh);
 
-      if (exists $self->{data}) {
+      if (defined $self->{data}) {
          $data = $self->{data};
          ($dw, $dh) = @$self{qw(w h)};
 
-      } elsif (exists $self->{render_cb}) {
+      } elsif ($self->{render_cb}) {
          ($dw, $dh) = @$self{qw(w h)};
 
-      } elsif (exists $self->{image}) {
+      } elsif (defined $self->{image}) {
          ($self->{w}, $self->{h}, $data, my $internalformat, $self->{format}, $self->{type})
-            = CFPlus::load_image_inline $self->{image};
+            = DC::load_image_inline $self->{image};
 
          $self->{internalformat} ||= $internalformat;
          ($dw, $dh) = @$self{qw(w h)};
          
          delete $self->{image} if delete $self->{delete_image};
 
-      } elsif (exists $self->{tile}) {
+      } elsif (defined $self->{tile}) {
          ++$self->{loading};
-         return CFPlus::DB::get tilecache => $self->{tile}, sub {
+         return DC::DB::get tilecache => $self->{tile}, sub {
             $self->loading_done ($_[0]);
-
-            $::MAP->set_texture ($self->{tile}, @$self{qw(name w h s t)}, @{$self->{minified}})
-               if $::MAP;
-            $::MAPWIDGET->update
-               if $::MAPWIDGET;
          };
 
-      } elsif (exists $self->{path}) {
+      } elsif (defined $self->{path}) {
          ++$self->{loading};
-         return CFPlus::DB::read_file $self->{path}, sub {
+         return DC::DB::read_file $self->{path}, sub {
             $self->loading_done ($_[0]);
          };
 
@@ -164,17 +159,17 @@
 
       defined $data or $self->{render_cb} or die; # some sanity check
 
-      $self->{minified} ||= [CFPlus::average $dw, $dh, $data]
+      $self->{minified} ||= [DC::average $dw, $dh, $data]
          if $self->{minify};
 
       # against rather broken cards we enforce a maximum texture size
-      $tw = min $MAX_W, minpot $tw;
-      $th = min $MAX_H, minpot $th;
+      $tw = min $MAX_W, $tw;
+      $th = min $MAX_H, $th;
 
       # if only pot-textures are allowed, pot'ify tw/th
-      unless ($GL_NPOT && 0) {#d#
-         $tw = minpot $tw;
-         $th = minpot $th;
+      unless ($GL_NPOT) {
+         $tw = DC::minpot $tw;
+         $th = DC::minpot $th;
       }
 
       # now further decrease texture size until the
@@ -239,6 +234,10 @@
          }
       }
 
+      if ((my $name = delete $self->{want_upload}) > 0) {
+         $self->{name} = $name;
+      }
+
       glBindTexture GL_TEXTURE_2D, $self->{name} ||= glGenTexture;
 
       if ($self->{wrap}) {
@@ -275,8 +274,18 @@
 
          #glDisable GL_SCISSOR_TEST;
       } else {
+         my $if = $self->{internalformat};
+
+         if ($GL_COMPRESS && $::CFG->{texture_compression}) {
+            if ($if == GL_RGB) {
+               $if = GL_COMPRESSED_RGB_ARB;
+            } elsif ($if == GL_RGBA) {
+               $if = GL_COMPRESSED_RGBA_ARB;
+            }
+         }
+
          glTexImage2D GL_TEXTURE_2D, 0,
-                      $self->{internalformat},
+                      $if,
                       $dw, $dh,
                       0,
                       $self->{format},
@@ -288,6 +297,13 @@
 
       $self->{s} = $rw / $tw;
       $self->{t} = $rh / $th;
+
+      if ($self->{tile}) {
+         $::MAP->set_texture ($self->{tile}, @$self{qw(name w h s t)}, @{$self->{minified}})
+            if $::MAP;
+         $::MAPWIDGET->update
+            if $::MAPWIDGET;
+      }
    }
 
    $_->($self)
@@ -309,17 +325,24 @@
    $self->unload;
 }
 
-$CFPlus::OpenGL::INIT_HOOK{"CFPlus::Texture"} = sub {
-   for (values %TEXTURES) {
-      next unless delete $_->{was_loaded};
-      $_->upload;
+$DC::OpenGL::INIT_HOOK{"DC::Texture"} = sub {
+   for my $tex (values %TEXTURES) {
+      if (my $name = $tex->{want_upload}) {
+         $tex->upload;
+
+         if ($tex->{loading} && $name > 0) {
+            # if loading is delayed we still have to allocate the texture name
+            glBindTexture GL_TEXTURE_2D, $name;
+            glTexImage2D GL_TEXTURE_2D, 0, GL_ALPHA, 0, 0, 0, GL_ALPHA, GL_UNSIGNED_BYTE;
+         }
+      }
    }
 };
 
-$CFPlus::OpenGL::SHUTDOWN_HOOK{"CFPlus::Texture"} = sub {
+$DC::OpenGL::SHUTDOWN_HOOK{"DC::Texture"} = sub {
    for (values %TEXTURES) {
       next unless $_->{name};
-      $_->{was_loaded} = 1;
+      $_->{want_upload} = $_->{name};
       $_->unload;
    }
 };