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/cvs/deliantra/Deliantra-Client/DC.pm
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Comparing deliantra/Deliantra-Client/DC.pm (file contents):
Revision 1.1 by root, Thu Apr 6 15:30:09 2006 UTC vs.
Revision 1.14 by root, Sun Apr 9 00:06:09 2006 UTC

14 14
15package Crossfire::Client; 15package Crossfire::Client;
16 16
17BEGIN { 17BEGIN {
18 $VERSION = '0.1'; 18 $VERSION = '0.1';
19 @ISA = qw(Exporter);
20 19
21 require XSLoader; 20 use XSLoader;
22 XSLoader::load "Crossfire::Client", $VERSION; 21 XSLoader::load "Crossfire::Client", $VERSION;
23} 22}
23
24sub find_rcfile($) {
25 my $path;
26
27 for (@INC) {
28 $path = "$_/Crossfire/resources/$_[0]";
29 return $path if -r $path;
30 }
31
32 die "FATAL: can't find required file $_[0]\n";
33}
34
35sub read_cfg {
36 my ($file) = @_;
37
38 open CFG, $file
39 or return;
40
41 my $CFG;
42
43 local $/;
44 $CFG = eval <CFG>;
45
46 $::CFG = $CFG;
47
48 close CFG;
49}
50
51sub write_cfg {
52 my ($file) = @_;
53
54 open CFG, ">$file"
55 or return;
56
57 {
58 require Data::Dumper;
59 local $Data::Dumper::Purity = 1;
60 $::CFG->{VERSION} = $::VERSION;
61 print CFG Data::Dumper->Dump ([$::CFG], [qw/CFG/]);
62 }
63
64 close CFG;
65}
66
67package Crossfire::Client::Texture;
68
69use Scalar::Util;
70
71use SDL::OpenGL;
72
73my @textures;
74
75sub new {
76 my ($class, %data) = @_;
77
78 my $self = bless {
79 internalFormat => GL_RGBA,
80 format => GL_RGBA8,
81 %data,
82 }, $class;
83
84 push @textures, $self;
85 Scalar::Util::weaken $textures[-1];
86
87 $self->upload;
88
89 $self
90}
91
92sub new_from_image {
93 my ($class, $image) = @_;
94
95 $class->new (image => $image)
96}
97
98sub new_from_file {
99 my ($class, $path) = @_;
100
101 open my $fh, "<:raw", $path
102 or die "$path: $!";
103
104 local $/;
105 $class->new_from_image (<$fh>)
106}
107
108#sub new_from_surface {
109# my ($class, $surface) = @_;
110#
111# $surface->rgba;
112#
113# $class->new (
114# data => $surface->pixels,
115# width => $surface->width,
116# height => $surface->height,
117# )
118#}
119
120sub new_from_text {
121 my ($class, $text, $height) = @_;
122
123 my ($w, $h, $data) = Crossfire::Client::font_render $text, $height;
124
125 $class->new (
126 width => $w,
127 height => $h,
128 data => $data,
129 internalFormat => GL_ALPHA8,
130 format => GL_ALPHA,
131 )
132}
133
134sub new_from_opengl {
135 my ($class, $w, $h, $cb) = @_;
136
137 $class->new (width => $w, height => $h, rendercb => $cb)
138}
139
140sub upload {
141 my ($self) = @_;
142
143 return unless $SDL::App::USING_OPENGL;
144
145 my $data;
146
147 if (exists $self->{data}) {
148 $data = $self->{data};
149 } elsif (exists $self->{rendercb}) {
150 glViewport 0, 0, $self->{width}, $self->{height};
151 glMatrixMode GL_PROJECTION;
152 glLoadIdentity;
153 glOrtho 0, $self->{width}, 0, $self->{height}, -100, 100;
154 glMatrixMode GL_MODELVIEW;
155 glPushmatrix;
156 glLoadIdentity;
157 glClear GL_COLOR_BUFFER_BIT;
158
159 $self->{rendercb}->($self, $self->{width}, $self->{height});
160 } else {
161 my $pb = new Gtk2::Gdk::PixbufLoader;
162 $pb->write ($self->{image});
163 $pb->close;
164
165 $pb = $pb->get_pixbuf;
166 $pb = $pb->add_alpha (0, 0, 0, 0);
167
168 $self->{width} = $pb->get_width;
169 $self->{height} = $pb->get_height;
170
171 $data = $pb->get_pixels;
172 }
173
174 ($self->{name}) = @{glGenTextures 1};
175
176 glBindTexture GL_TEXTURE_2D, $self->{name};
177
178 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST;
179 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST;#_MIPMAP_LINEAR;
180 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP;
181 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP;
182
183 if (defined $data) {
184 glTexImage2D GL_TEXTURE_2D, 0,
185 $self->{internalFormat},
186 $self->{width}, $self->{height},
187 0,
188 $self->{format},
189 GL_UNSIGNED_BYTE,
190 $data;
191 } else {
192 glCopyTexImage2D GL_TEXTURE_2D, 0,
193 $self->{internalFormat},
194 0, 0,
195 $self->{width}, $self->{height},
196 0;
197 glPopmatrix;
198 #SDL::GLSwapBuffers;
199 #sleep 1;
200 }
201}
202
203sub DESTROY {
204 my ($self) = @_;
205
206 return unless exists $self->{name};
207
208 glDeleteTextures delete $self->{name};
209}
210
211push @::GLINIT, sub {
212 $_->upload
213 for grep $_, @textures;
214};
24 215
251; 2161;
26 217
27=back 218=back
28 219

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