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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 1.21 by root, Sat Apr 3 02:58:25 2010 UTC

1package CFPlus::OpenGL; 1package DC::OpenGL;
2 2
3use strict; 3use common::sense;
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 $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;
21
22 my $symtab = *{"main::CFPlus::OpenGL::"}{HASH}; 24 my $symtab = *{"main::DC::OpenGL::"}{HASH};
23 25
24 for (keys %$symtab) { 26 for (keys %$symtab) {
25 *{"$caller\::$_"} = *$_ 27 *{"$caller\::$_"} = *$_
26 if /^(?:gl[A-Z_]|GL_)/; 28 if /^(?:gl[A-Z_]|GL_)/;
27 } 29 }
… …
29 31
30sub init { 32sub init {
31 $GL_VERSION = gl_version * 1; 33 $GL_VERSION = gl_version * 1;
32 %GL_EXT = map +($_ => 1), split /\s+/, gl_extensions; 34 %GL_EXT = map +($_ => 1), split /\s+/, gl_extensions;
33 35
36 unless (defined $::CFG->{force_opengl11}) {
37 # try to find a suitable default
38 if (
39 $GL_VERSION >= 2.0
40 && (!$GL_EXT{GL_ARB_texture_non_power_of_two}
41 || !$GL_EXT{GL_EXT_blend_func_separate})
42 ) {
43 $::CFG->{force_opengl11} = 1;
44 } else {
45 $::CFG->{force_opengl11} = 0;
46 }
47 }
48
49 if ($::CFG->{force_opengl11}) {
50 $GL_VERSION = 1.1;
51 %GL_EXT = ();
52 }
53
54 $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; 55 $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... 56 $GL_COMPRESS = $GL_EXT{GL_ARB_texture_compression} || $GL_VERSION >= 1.3;
57 $GL_MULTITEX = $GL_EXT{GL_ARB_multitexture} || $GL_VERSION >= 1.3;
58 $GL_MULTITEX &&= 2 <= glGetInteger GL_MAX_TEXTURE_UNITS;
59
60 $GL_COMPRESS = 0 if DC::OpenGL::gl_vendor eq "Apple Computer, Inc."; # there is no end to their suckage
61
62 $APPLE_NVIDIA_BUG = DC::OpenGL::gl_vendor eq "NVIDIA Corporation" && $^O eq "darwin";
63 apple_nvidia_bug $APPLE_NVIDIA_BUG;
64
65 disable_GL_EXT_blend_func_separate
66 unless $GL_BFSEP;
36 67
37 glDisable GL_COLOR_MATERIAL; 68 glDisable GL_COLOR_MATERIAL;
38 glShadeModel GL_FLAT; 69 glShadeModel GL_FLAT;
39 glDisable GL_DITHER; 70 glDisable GL_DITHER;
40 glDisable GL_DEPTH_TEST; 71 glDisable GL_DEPTH_TEST;
41 glDepthMask 0; 72 glDepthMask 0;
42 glHint GL_PERSPECTIVE_CORRECTION_HINT, GL_FASTEST;
43 glDrawBuffer GL_BACK;
44 glReadBuffer GL_BACK;
45 73
74 my $hint = $::FAST ? GL_FASTEST : GL_NICEST;
75 glHint GL_PERSPECTIVE_CORRECTION_HINT, $hint;
76 glHint GL_POINT_SMOOTH_HINT , $hint;
77 glHint GL_LINE_SMOOTH_HINT , $hint;
78 glHint GL_POLYGON_SMOOTH_HINT , $hint;
79 glHint GL_GENERATE_MIPMAP_HINT , $hint;
80 glHint GL_TEXTURE_COMPRESSION_HINT , $hint;
81 #glDrawBuffer GL_BACK;
82 #glReadBuffer GL_BACK;
83
84 c_init;
46 $_->() for values %INIT_HOOK; 85 $_->() for values %INIT_HOOK;
86}
87
88sub quit {
89 undef $GL_VERSION;
90 undef %GL_EXT;
47} 91}
48 92
49sub shutdown { 93sub shutdown {
50 $_->() for values %SHUTDOWN_HOOK; 94 $_->() for values %SHUTDOWN_HOOK;
95
96 quit;
51} 97}
52 98
53sub gl_check { 99sub gl_check {
54 return unless $DEBUG; 100 return unless $DEBUG;
55 101

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