ViewVC Help
View File | Revision Log | Show Annotations | Download File
/cvs/deliantra/Deliantra-Client/DC/OpenGL.pm
(Generate patch)

Comparing deliantra/Deliantra-Client/DC/OpenGL.pm (file contents):
Revision 1.3 by root, Sat Jun 17 15:07:53 2006 UTC vs.
Revision 1.20 by root, Tue Dec 22 01:38:53 2009 UTC

1package CFClient::OpenGL; 1package DC::OpenGL;
2 2
3use strict; 3use strict;
4 4
5use Carp (); 5use Carp ();
6use CFClient; 6use DC;
7 7
8our %GL_EXT; 8our %GL_EXT;
9our $GL_VERSION; 9our $GL_VERSION;
10 10
11our $GL_NPOT; 11our $GL_NPOT;
12our $GL_COMPRESS;
13our $GL_BFSEP; # blendfuncseparate
14our $GL_MULTITEX;
15our $APPLE_NVIDIA_BUG;
12 16
13our $DEBUG = 1; 17our $DEBUG = 1;
14our %INIT_HOOK; 18our %INIT_HOOK;
15our %SHUTDOWN_HOOK; 19our %SHUTDOWN_HOOK;
16 20
17sub import { 21sub import {
18 my $caller = caller; 22 my $caller = caller;
19 23
20 no strict; 24 no strict;
21 25
22 my $symtab = *{"main::CFClient::OpenGL::"}{HASH}; 26 my $symtab = *{"main::DC::OpenGL::"}{HASH};
23 27
24 for (keys %$symtab) { 28 for (keys %$symtab) {
25 *{"$caller\::$_"} = *$_ 29 *{"$caller\::$_"} = *$_
26 if /^(?:gl[A-Z_]|GL_)/; 30 if /^(?:gl[A-Z_]|GL_)/;
27 } 31 }
… …
29 33
30sub init { 34sub init {
31 $GL_VERSION = gl_version * 1; 35 $GL_VERSION = gl_version * 1;
32 %GL_EXT = map +($_ => 1), split /\s+/, gl_extensions; 36 %GL_EXT = map +($_ => 1), split /\s+/, gl_extensions;
33 37
38 unless (defined $::CFG->{force_opengl11}) {
39 # try to find a suitable default
40 if (
41 $GL_VERSION >= 2.0
42 && (!$GL_EXT{GL_ARB_texture_non_power_of_two}
43 || !$GL_EXT{GL_EXT_blend_func_separate})
44 ) {
45 $::CFG->{force_opengl11} = 1;
46 } else {
47 $::CFG->{force_opengl11} = 0;
48 }
49 }
50
51 if ($::CFG->{force_opengl11}) {
52 $GL_VERSION = 1.1;
53 %GL_EXT = ();
54 }
55
56 $GL_BFSEP = $GL_EXT{GL_EXT_blend_func_separate} || $GL_VERSION >= 2.0;
34 $GL_NPOT = $GL_EXT{GL_ARB_texture_non_power_of_two} || $GL_VERSION >= 2; 57 $GL_NPOT = $GL_EXT{GL_ARB_texture_non_power_of_two} || $GL_VERSION >= 2.0;
35 $GL_NPOT = 0 if gl_vendor =~ /ATI Technologies/; # ATI doesn't get it right... 58 $GL_COMPRESS = $GL_EXT{GL_ARB_texture_compression} || $GL_VERSION >= 1.3;
59 $GL_MULTITEX = $GL_EXT{GL_ARB_multitexture} || $GL_VERSION >= 1.3;
60 $GL_MULTITEX &&= 2 <= glGetInteger GL_MAX_TEXTURE_UNITS;
61
62 $GL_COMPRESS = 0 if DC::OpenGL::gl_vendor eq "Apple Computer, Inc."; # there is no end to their suckage
63
64 $APPLE_NVIDIA_BUG = DC::OpenGL::gl_vendor eq "NVIDIA Corporation" && $^O eq "darwin";
65 apple_nvidia_bug $APPLE_NVIDIA_BUG;
66
67 disable_GL_EXT_blend_func_separate
68 unless $GL_BFSEP;
36 69
37 glDisable GL_COLOR_MATERIAL; 70 glDisable GL_COLOR_MATERIAL;
38 glShadeModel GL_FLAT; 71 glShadeModel GL_FLAT;
39 glDisable GL_DITHER; 72 glDisable GL_DITHER;
40 glDisable GL_DEPTH_TEST; 73 glDisable GL_DEPTH_TEST;
41 glDepthMask 0; 74 glDepthMask 0;
42 glHint GL_PERSPECTIVE_CORRECTION_HINT, GL_FASTEST;
43 glDrawBuffer GL_BACK;
44 glReadBuffer GL_BACK;
45 75
76 my $hint = $::FAST ? GL_FASTEST : GL_NICEST;
77 glHint GL_PERSPECTIVE_CORRECTION_HINT, $hint;
78 glHint GL_POINT_SMOOTH_HINT , $hint;
79 glHint GL_LINE_SMOOTH_HINT , $hint;
80 glHint GL_POLYGON_SMOOTH_HINT , $hint;
81 glHint GL_GENERATE_MIPMAP_HINT , $hint;
82 glHint GL_TEXTURE_COMPRESSION_HINT , $hint;
83 #glDrawBuffer GL_BACK;
84 #glReadBuffer GL_BACK;
85
86 c_init;
46 $_->() for values %INIT_HOOK; 87 $_->() for values %INIT_HOOK;
88}
89
90sub quit {
91 undef $GL_VERSION;
92 undef %GL_EXT;
47} 93}
48 94
49sub shutdown { 95sub shutdown {
50 $_->() for values %SHUTDOWN_HOOK; 96 $_->() for values %SHUTDOWN_HOOK;
97
98 quit;
51} 99}
52 100
53sub gl_check { 101sub gl_check {
54 return unless $DEBUG; 102 return unless $DEBUG;
55 103

Diff Legend

– Removed lines
+ Added lines
< Changed lines
> Changed lines