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/cvs/deliantra/Deliantra-Client/DC/OpenGL.pm
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Comparing deliantra/Deliantra-Client/DC/OpenGL.pm (file contents):
Revision 1.4 by root, Sun Jul 30 13:16:44 2006 UTC vs.
Revision 1.16 by root, Thu Nov 26 07:19:12 2009 UTC

1package CFPlus::OpenGL; 1package DC::OpenGL;
2 2
3use strict; 3use strict;
4 4
5use Carp (); 5use Carp ();
6use CFPlus; 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 $APPLE_NVIDIA_BUG;
12 15
13our $DEBUG = 1; 16our $DEBUG = 1;
14our %INIT_HOOK; 17our %INIT_HOOK;
15our %SHUTDOWN_HOOK; 18our %SHUTDOWN_HOOK;
16 19
17sub import { 20sub import {
18 my $caller = caller; 21 my $caller = caller;
19 22
20 no strict; 23 no strict;
21 24
22 my $symtab = *{"main::CFPlus::OpenGL::"}{HASH}; 25 my $symtab = *{"main::DC::OpenGL::"}{HASH};
23 26
24 for (keys %$symtab) { 27 for (keys %$symtab) {
25 *{"$caller\::$_"} = *$_ 28 *{"$caller\::$_"} = *$_
26 if /^(?:gl[A-Z_]|GL_)/; 29 if /^(?:gl[A-Z_]|GL_)/;
27 } 30 }
… …
29 32
30sub init { 33sub init {
31 $GL_VERSION = gl_version * 1; 34 $GL_VERSION = gl_version * 1;
32 %GL_EXT = map +($_ => 1), split /\s+/, gl_extensions; 35 %GL_EXT = map +($_ => 1), split /\s+/, gl_extensions;
33 36
37 unless (defined $::CFG->{force_opengl11}) {
38 # try to find a suitable default
39 if (
40 $GL_VERSION >= 2.0
41 && (!$GL_EXT{GL_ARB_texture_non_power_of_two}
42 || !$GL_EXT{GL_EXT_blend_func_separate})
43 ) {
44 $::CFG->{force_opengl11} = 1;
45 } else {
46 $::CFG->{force_opengl11} = 0;
47 }
48 }
49
50 if ($::CFG->{force_opengl11}) {
51 $GL_VERSION = 1.1;
52 %GL_EXT = ();
53 }
54
55 $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; 56 $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... 57 $GL_COMPRESS = $GL_EXT{GL_ARB_texture_compression} || $GL_VERSION >= 1.3;
58
59 $GL_COMPRESS = 0 if DC::OpenGL::gl_vendor eq "Apple Computer, Inc."; # there is no end to their suckage
60
61 $APPLE_NVIDIA_BUG = DC::OpenGL::gl_vendor eq "NVIDIA Corporation" && $^O eq "darwin";
62 apple_nvidia_bug $APPLE_NVIDIA_BUG;
63
64 disable_GL_EXT_blend_func_separate
65 unless $GL_BFSEP;
36 66
37 glDisable GL_COLOR_MATERIAL; 67 glDisable GL_COLOR_MATERIAL;
38 glShadeModel GL_FLAT; 68 glShadeModel GL_FLAT;
39 glDisable GL_DITHER; 69 glDisable GL_DITHER;
40 glDisable GL_DEPTH_TEST; 70 glDisable GL_DEPTH_TEST;
41 glDepthMask 0; 71 glDepthMask 0;
72
73 my $hint = $::FAST ? GL_FASTEST : GL_NICEST;
42 glHint GL_PERSPECTIVE_CORRECTION_HINT, GL_FASTEST; 74 glHint GL_PERSPECTIVE_CORRECTION_HINT, $hint;
75 glHint GL_POINT_SMOOTH_HINT , $hint;
76 glHint GL_LINE_SMOOTH_HINT , $hint;
77 glHint GL_POLYGON_SMOOTH_HINT , $hint;
78 glHint GL_GENERATE_MIPMAP_HINT , $hint;
79 glHint GL_TEXTURE_COMPRESSION_HINT , $hint;
43 glDrawBuffer GL_BACK; 80 #glDrawBuffer GL_BACK;
44 glReadBuffer GL_BACK; 81 #glReadBuffer GL_BACK;
45 82
46 $_->() for values %INIT_HOOK; 83 $_->() for values %INIT_HOOK;
47} 84}
48 85
86sub quit {
87 undef $GL_VERSION;
88 undef %GL_EXT;
89}
90
49sub shutdown { 91sub shutdown {
50 $_->() for values %SHUTDOWN_HOOK; 92 $_->() for values %SHUTDOWN_HOOK;
93
94 quit;
51} 95}
52 96
53sub gl_check { 97sub gl_check {
54 return unless $DEBUG; 98 return unless $DEBUG;
55 99

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