Mercurial > sdl-ios-xcode
annotate src/video/sdlgenblit.pl @ 2993:2fad80c77c17
Technically more correct
author | Sam Lantinga <slouken@libsdl.org> |
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date | Sun, 04 Jan 2009 19:26:50 +0000 |
parents | 99210400e8b9 |
children | e743b9c3f6d6 |
rev | line source |
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1985
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1 #!/usr/bin/perl -w |
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2 # |
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3 # A script to generate optimized C blitters for Simple DirectMedia Layer |
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4 # http://www.libsdl.org/ |
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5 |
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6 use warnings; |
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7 use strict; |
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8 |
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9 my %file; |
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10 |
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11 # The formats potentially supported by this script: |
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12 # SDL_PIXELFORMAT_INDEX8 |
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13 # SDL_PIXELFORMAT_RGB332 |
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14 # SDL_PIXELFORMAT_RGB444 |
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15 # SDL_PIXELFORMAT_RGB555 |
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16 # SDL_PIXELFORMAT_ARGB4444 |
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17 # SDL_PIXELFORMAT_ARGB1555 |
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18 # SDL_PIXELFORMAT_RGB565 |
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19 # SDL_PIXELFORMAT_RGB24 |
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20 # SDL_PIXELFORMAT_BGR24 |
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21 # SDL_PIXELFORMAT_RGB888 |
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22 # SDL_PIXELFORMAT_BGR888 |
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23 # SDL_PIXELFORMAT_ARGB8888 |
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24 # SDL_PIXELFORMAT_RGBA8888 |
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25 # SDL_PIXELFORMAT_ABGR8888 |
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26 # SDL_PIXELFORMAT_BGRA8888 |
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27 # SDL_PIXELFORMAT_ARGB2101010 |
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28 |
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29 # The formats we're actually creating blitters for: |
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30 my @src_formats = ( |
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31 "RGB888", |
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32 "BGR888", |
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33 "ARGB8888", |
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34 "RGBA8888", |
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35 "ABGR8888", |
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36 "BGRA8888", |
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37 ); |
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38 my @dst_formats = ( |
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39 "RGB888", |
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40 "BGR888", |
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41 "ARGB8888", |
1985
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42 ); |
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43 |
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44 my %format_size = ( |
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45 "RGB888" => 4, |
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46 "BGR888" => 4, |
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47 "ARGB8888" => 4, |
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48 "RGBA8888" => 4, |
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49 "ABGR8888" => 4, |
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50 "BGRA8888" => 4, |
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51 ); |
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52 |
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53 my %format_type = ( |
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54 "RGB888" => "Uint32", |
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55 "BGR888" => "Uint32", |
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56 "ARGB8888" => "Uint32", |
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57 "RGBA8888" => "Uint32", |
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58 "ABGR8888" => "Uint32", |
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59 "BGRA8888" => "Uint32", |
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60 ); |
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61 |
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62 my %get_rgba_string = ( |
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63 "RGB888" => "_R = (Uint8)(_pixel >> 16); _G = (Uint8)(_pixel >> 8); _B = (Uint8)_pixel; _A = 0xFF;", |
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64 "BGR888" => "_B = (Uint8)(_pixel >> 16); _G = (Uint8)(_pixel >> 8); _R = (Uint8)_pixel; _A = 0xFF;", "ARGB8888" => "_A = (Uint8)(_pixel >> 24); _R = (Uint8)(_pixel >> 16); _G = (Uint8)(_pixel >> 8); _B = (Uint8)_pixel;", |
1985
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65 "RGBA8888" => "_R = (Uint8)(_pixel >> 24); _G = (Uint8)(_pixel >> 16); _B = (Uint8)(_pixel >> 8); _A = (Uint8)_pixel;", |
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66 "ABGR8888" => "_A = (Uint8)(_pixel >> 24); _B = (Uint8)(_pixel >> 16); _G = (Uint8)(_pixel >> 8); _R = (Uint8)_pixel;", |
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67 "BGRA8888" => "_B = (Uint8)(_pixel >> 24); _G = (Uint8)(_pixel >> 16); _R = (Uint8)(_pixel >> 8); _A = (Uint8)_pixel;", |
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68 ); |
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69 |
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70 my %set_rgba_string = ( |
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71 "RGB888" => "_pixel = ((Uint32)_R << 16) | ((Uint32)_G << 8) | _B;", |
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72 "BGR888" => "_pixel = ((Uint32)_B << 16) | ((Uint32)_G << 8) | _R;", |
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73 "ARGB8888" => "_pixel = ((Uint32)_A << 24) | ((Uint32)_R << 16) | ((Uint32)_G << 8) | _B;", |
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74 "RGBA8888" => "_pixel = ((Uint32)_R << 24) | ((Uint32)_G << 16) | ((Uint32)_B << 8) | _A;", |
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75 "ABGR8888" => "_pixel = ((Uint32)_A << 24) | ((Uint32)_B << 16) | ((Uint32)_G << 8) | _R;", |
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76 "BGRA8888" => "_pixel = ((Uint32)_B << 24) | ((Uint32)_G << 16) | ((Uint32)_R << 8) | _A;", |
1985
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77 ); |
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78 |
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79 sub open_file { |
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80 my $name = shift; |
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81 open(FILE, ">$name.new") || die "Cant' open $name.new: $!"; |
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82 print FILE <<__EOF__; |
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83 /* DO NOT EDIT! This file is generated by sdlgenblit.pl */ |
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84 /* |
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85 SDL - Simple DirectMedia Layer |
2859 | 86 Copyright (C) 1997-2009 Sam Lantinga |
1985
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87 |
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88 This library is free software; you can redistribute it and/or |
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89 modify it under the terms of the GNU Lesser General Public |
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90 License as published by the Free Software Foundation; either |
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91 version 2.1 of the License, or (at your option) any later version. |
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92 |
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93 This library is distributed in the hope that it will be useful, |
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94 but WITHOUT ANY WARRANTY; without even the implied warranty of |
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95 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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96 Lesser General Public License for more details. |
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97 |
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98 You should have received a copy of the GNU Lesser General Public |
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99 License along with this library; if not, write to the Free Software |
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100 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
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101 |
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102 Sam Lantinga |
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103 slouken\@libsdl.org |
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104 */ |
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105 #include "SDL_config.h" |
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106 |
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107 /* *INDENT-OFF* */ |
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108 |
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109 __EOF__ |
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110 } |
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111 |
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112 sub close_file { |
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113 my $name = shift; |
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114 print FILE <<__EOF__; |
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115 /* *INDENT-ON* */ |
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116 |
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117 /* vi: set ts=4 sw=4 expandtab: */ |
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118 __EOF__ |
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119 close FILE; |
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120 if ( ! -f $name || system("cmp -s $name $name.new") != 0 ) { |
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121 rename("$name.new", "$name"); |
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122 } else { |
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123 unlink("$name.new"); |
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124 } |
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125 } |
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126 |
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127 sub output_copydefs |
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128 { |
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129 print FILE <<__EOF__; |
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130 extern SDL_BlitFuncEntry SDL_GeneratedBlitFuncTable[]; |
1985
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131 __EOF__ |
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132 } |
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133 |
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|
134 sub output_copyfuncname |
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diff
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|
135 { |
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136 my $prefix = shift; |
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|
137 my $src = shift; |
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diff
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138 my $dst = shift; |
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diff
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139 my $modulate = shift; |
8055185ae4ed
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parents:
diff
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|
140 my $blend = shift; |
8055185ae4ed
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
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|
141 my $scale = shift; |
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parents:
diff
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|
142 my $args = shift; |
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diff
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143 my $suffix = shift; |
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144 |
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145 print FILE "$prefix SDL_Blit_${src}_${dst}"; |
1985
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146 if ( $modulate ) { |
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|
147 print FILE "_Modulate"; |
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|
148 } |
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|
149 if ( $blend ) { |
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|
150 print FILE "_Blend"; |
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parents:
diff
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|
151 } |
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|
152 if ( $scale ) { |
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|
153 print FILE "_Scale"; |
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diff
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|
154 } |
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|
155 if ( $args ) { |
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156 print FILE "(SDL_BlitInfo *info)"; |
1985
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|
157 } |
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|
158 print FILE "$suffix"; |
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|
159 } |
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|
160 |
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|
161 sub get_rgba |
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162 { |
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163 my $prefix = shift; |
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164 my $format = shift; |
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165 my $string = $get_rgba_string{$format}; |
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166 $string =~ s/_/$prefix/g; |
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167 if ( $prefix ne "" ) { |
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168 print FILE <<__EOF__; |
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|
169 ${prefix}pixel = *$prefix; |
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diff
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|
170 __EOF__ |
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diff
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|
171 } else { |
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|
172 print FILE <<__EOF__; |
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|
173 pixel = *src; |
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|
174 __EOF__ |
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|
175 } |
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|
176 print FILE <<__EOF__; |
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|
177 $string |
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|
178 __EOF__ |
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|
179 } |
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|
180 |
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|
181 sub set_rgba |
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diff
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|
182 { |
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|
183 my $prefix = shift; |
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diff
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|
184 my $format = shift; |
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|
185 my $string = $set_rgba_string{$format}; |
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|
186 $string =~ s/_/$prefix/g; |
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|
187 print FILE <<__EOF__; |
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|
188 $string |
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189 *dst = ${prefix}pixel; |
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|
190 __EOF__ |
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|
191 } |
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|
192 |
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|
193 sub output_copycore |
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diff
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|
194 { |
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|
195 my $src = shift; |
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diff
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|
196 my $dst = shift; |
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diff
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|
197 my $modulate = shift; |
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|
198 my $blend = shift; |
1989
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|
199 my $s = ""; |
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|
200 my $d = ""; |
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|
201 |
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|
202 # Nice and easy... |
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|
203 if ( $src eq $dst && !$modulate && !$blend ) { |
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diff
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|
204 print FILE <<__EOF__; |
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diff
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|
205 *dst = *src; |
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diff
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|
206 __EOF__ |
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1985
diff
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|
207 return; |
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diff
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|
208 } |
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|
209 |
1989
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diff
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|
210 if ( $blend ) { |
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diff
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|
211 get_rgba("src", $src); |
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1985
diff
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|
212 get_rgba("dst", $dst); |
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diff
changeset
|
213 $s = "src"; |
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Optimized the copy blitters a little bit
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1985
diff
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|
214 $d = "dst"; |
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Optimized the copy blitters a little bit
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diff
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|
215 } else { |
5b5f5de5433f
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diff
changeset
|
216 get_rgba("", $src); |
5b5f5de5433f
Optimized the copy blitters a little bit
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1985
diff
changeset
|
217 } |
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1985
diff
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|
218 |
1985
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diff
changeset
|
219 if ( $modulate ) { |
8055185ae4ed
Added source color and alpha modulation support.
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diff
changeset
|
220 print FILE <<__EOF__; |
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diff
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|
221 if (flags & SDL_COPY_MODULATE_COLOR) { |
1989
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1985
diff
changeset
|
222 ${s}R = (${s}R * modulateR) / 255; |
5b5f5de5433f
Optimized the copy blitters a little bit
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1985
diff
changeset
|
223 ${s}G = (${s}G * modulateG) / 255; |
5b5f5de5433f
Optimized the copy blitters a little bit
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1985
diff
changeset
|
224 ${s}B = (${s}B * modulateB) / 255; |
1985
8055185ae4ed
Added source color and alpha modulation support.
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parents:
diff
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|
225 } |
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1992
diff
changeset
|
226 if (flags & SDL_COPY_MODULATE_ALPHA) { |
1989
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parents:
1985
diff
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|
227 ${s}A = (${s}A * modulateA) / 255; |
1985
8055185ae4ed
Added source color and alpha modulation support.
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parents:
diff
changeset
|
228 } |
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diff
changeset
|
229 __EOF__ |
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parents:
diff
changeset
|
230 } |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
231 if ( $blend ) { |
8055185ae4ed
Added source color and alpha modulation support.
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parents:
diff
changeset
|
232 print FILE <<__EOF__; |
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diff
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|
233 if (flags & (SDL_COPY_BLEND|SDL_COPY_ADD)) { |
1985
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parents:
diff
changeset
|
234 /* This goes away if we ever use premultiplied alpha */ |
1989
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Optimized the copy blitters a little bit
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1985
diff
changeset
|
235 if (${s}A < 255) { |
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Optimized the copy blitters a little bit
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1985
diff
changeset
|
236 ${s}R = (${s}R * ${s}A) / 255; |
5b5f5de5433f
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1985
diff
changeset
|
237 ${s}G = (${s}G * ${s}A) / 255; |
5b5f5de5433f
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1985
diff
changeset
|
238 ${s}B = (${s}B * ${s}A) / 255; |
5b5f5de5433f
Optimized the copy blitters a little bit
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parents:
1985
diff
changeset
|
239 } |
1985
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
240 } |
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parents:
1992
diff
changeset
|
241 switch (flags & (SDL_COPY_MASK|SDL_COPY_BLEND|SDL_COPY_ADD|SDL_COPY_MOD)) { |
bee005ace1bf
Work in progress: merging new texture features into SDL blit system
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1992
diff
changeset
|
242 case SDL_COPY_MASK: |
1989
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parents:
1985
diff
changeset
|
243 if (${s}A) { |
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Optimized the copy blitters a little bit
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parents:
1985
diff
changeset
|
244 ${d}R = ${s}R; |
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Optimized the copy blitters a little bit
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1985
diff
changeset
|
245 ${d}G = ${s}G; |
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Optimized the copy blitters a little bit
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1985
diff
changeset
|
246 ${d}B = ${s}B; |
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Optimized the copy blitters a little bit
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1985
diff
changeset
|
247 } |
5b5f5de5433f
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parents:
1985
diff
changeset
|
248 break; |
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diff
changeset
|
249 case SDL_COPY_BLEND: |
1989
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parents:
1985
diff
changeset
|
250 ${d}R = ${s}R + ((255 - ${s}A) * ${d}R) / 255; |
5b5f5de5433f
Optimized the copy blitters a little bit
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1985
diff
changeset
|
251 ${d}G = ${s}G + ((255 - ${s}A) * ${d}G) / 255; |
5b5f5de5433f
Optimized the copy blitters a little bit
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parents:
1985
diff
changeset
|
252 ${d}B = ${s}B + ((255 - ${s}A) * ${d}B) / 255; |
1985
8055185ae4ed
Added source color and alpha modulation support.
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diff
changeset
|
253 break; |
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1992
diff
changeset
|
254 case SDL_COPY_ADD: |
1989
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parents:
1985
diff
changeset
|
255 ${d}R = ${s}R + ${d}R; if (${d}R > 255) ${d}R = 255; |
5b5f5de5433f
Optimized the copy blitters a little bit
Sam Lantinga <slouken@libsdl.org>
parents:
1985
diff
changeset
|
256 ${d}G = ${s}G + ${d}G; if (${d}G > 255) ${d}G = 255; |
5b5f5de5433f
Optimized the copy blitters a little bit
Sam Lantinga <slouken@libsdl.org>
parents:
1985
diff
changeset
|
257 ${d}B = ${s}B + ${d}B; if (${d}B > 255) ${d}B = 255; |
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258 break; |
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259 case SDL_COPY_MOD: |
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260 ${d}R = (${s}R * ${d}R) / 255; |
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261 ${d}G = (${s}G * ${d}G) / 255; |
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262 ${d}B = (${s}B * ${d}B) / 255; |
1985
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263 break; |
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264 } |
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|
265 __EOF__ |
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266 } |
1989
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267 if ( $blend ) { |
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268 set_rgba("dst", $dst); |
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269 } else { |
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270 set_rgba("", $dst); |
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271 } |
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272 } |
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273 |
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274 sub output_copyfunc |
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275 { |
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276 my $src = shift; |
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277 my $dst = shift; |
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278 my $modulate = shift; |
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279 my $blend = shift; |
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280 my $scale = shift; |
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281 |
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282 output_copyfuncname("static void", $src, $dst, $modulate, $blend, $scale, 1, "\n"); |
1985
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283 print FILE <<__EOF__; |
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284 { |
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285 const int flags = info->flags; |
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286 __EOF__ |
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287 if ( $modulate ) { |
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288 print FILE <<__EOF__; |
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289 const Uint32 modulateR = info->r; |
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290 const Uint32 modulateG = info->g; |
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291 const Uint32 modulateB = info->b; |
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292 const Uint32 modulateA = info->a; |
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293 __EOF__ |
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294 } |
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295 if ( $blend ) { |
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296 print FILE <<__EOF__; |
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297 Uint32 srcpixel; |
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298 Uint32 srcR, srcG, srcB, srcA; |
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299 Uint32 dstpixel; |
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300 Uint32 dstR, dstG, dstB, dstA; |
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301 __EOF__ |
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302 } elsif ( $modulate || $src ne $dst ) { |
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303 print FILE <<__EOF__; |
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304 Uint32 pixel; |
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305 Uint32 R, G, B, A; |
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306 __EOF__ |
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307 } |
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308 if ( $scale ) { |
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309 print FILE <<__EOF__; |
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310 int srcy, srcx; |
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311 int posy, posx; |
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312 int incy, incx; |
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313 |
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314 srcy = 0; |
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315 posy = 0; |
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316 incy = (info->src_h << 16) / info->dst_h; |
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317 incx = (info->src_w << 16) / info->dst_w; |
1985
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318 |
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319 while (info->dst_h--) { |
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320 $format_type{$src} *src; |
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321 $format_type{$dst} *dst = ($format_type{$dst} *)info->dst; |
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322 int n = info->dst_w; |
1985
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323 srcx = -1; |
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324 posx = 0x10000L; |
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325 while (posy >= 0x10000L) { |
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326 ++srcy; |
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327 posy -= 0x10000L; |
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|
328 } |
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|
329 while (n--) { |
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330 if (posx >= 0x10000L) { |
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|
331 while (posx >= 0x10000L) { |
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332 ++srcx; |
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333 posx -= 0x10000L; |
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|
334 } |
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|
335 src = ($format_type{$src} *)(info->src + (srcy * info->src_pitch) + (srcx * $format_size{$src})); |
1985
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|
336 __EOF__ |
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337 print FILE <<__EOF__; |
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|
338 } |
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|
339 __EOF__ |
1989
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diff
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340 output_copycore($src, $dst, $modulate, $blend); |
1985
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|
341 print FILE <<__EOF__; |
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|
342 posx += incx; |
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|
343 ++dst; |
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|
344 } |
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|
345 posy += incy; |
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346 info->dst += info->dst_pitch; |
1985
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|
347 } |
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|
348 __EOF__ |
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|
349 } else { |
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|
350 print FILE <<__EOF__; |
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|
351 |
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|
352 while (info->dst_h--) { |
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353 $format_type{$src} *src = ($format_type{$src} *)info->src; |
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354 $format_type{$dst} *dst = ($format_type{$dst} *)info->dst; |
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355 int n = info->dst_w; |
1985
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|
356 while (n--) { |
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diff
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|
357 __EOF__ |
1989
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diff
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|
358 output_copycore($src, $dst, $modulate, $blend); |
1985
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diff
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|
359 print FILE <<__EOF__; |
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diff
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|
360 ++src; |
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diff
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|
361 ++dst; |
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|
362 } |
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|
363 info->src += info->src_pitch; |
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|
364 info->dst += info->dst_pitch; |
1985
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diff
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|
365 } |
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|
366 __EOF__ |
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|
367 } |
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|
368 print FILE <<__EOF__; |
8055185ae4ed
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diff
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|
369 } |
8055185ae4ed
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|
370 |
8055185ae4ed
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diff
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|
371 __EOF__ |
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diff
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|
372 } |
8055185ae4ed
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diff
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|
373 |
8055185ae4ed
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diff
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|
374 sub output_copyfunc_h |
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diff
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|
375 { |
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Added source color and alpha modulation support.
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diff
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|
376 } |
8055185ae4ed
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diff
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|
377 |
8055185ae4ed
Added source color and alpha modulation support.
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diff
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|
378 sub output_copyinc |
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diff
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|
379 { |
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|
380 print FILE <<__EOF__; |
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|
381 #include "SDL_video.h" |
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382 #include "SDL_blit.h" |
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383 #include "SDL_blit_auto.h" |
1985
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diff
changeset
|
384 |
8055185ae4ed
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diff
changeset
|
385 __EOF__ |
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diff
changeset
|
386 } |
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parents:
diff
changeset
|
387 |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
388 sub output_copyfunctable |
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diff
changeset
|
389 { |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
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390 print FILE <<__EOF__; |
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Okay, still some bugs, but everything builds again...
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2263
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391 SDL_BlitFuncEntry SDL_GeneratedBlitFuncTable[] = { |
1985
8055185ae4ed
Added source color and alpha modulation support.
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parents:
diff
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392 __EOF__ |
8055185ae4ed
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
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393 for (my $i = 0; $i <= $#src_formats; ++$i) { |
8055185ae4ed
Added source color and alpha modulation support.
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parents:
diff
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|
394 my $src = $src_formats[$i]; |
8055185ae4ed
Added source color and alpha modulation support.
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parents:
diff
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395 for (my $j = 0; $j <= $#dst_formats; ++$j) { |
8055185ae4ed
Added source color and alpha modulation support.
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parents:
diff
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|
396 my $dst = $dst_formats[$j]; |
8055185ae4ed
Added source color and alpha modulation support.
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parents:
diff
changeset
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397 for (my $modulate = 0; $modulate <= 1; ++$modulate) { |
8055185ae4ed
Added source color and alpha modulation support.
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parents:
diff
changeset
|
398 for (my $blend = 0; $blend <= 1; ++$blend) { |
8055185ae4ed
Added source color and alpha modulation support.
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parents:
diff
changeset
|
399 for (my $scale = 0; $scale <= 1; ++$scale) { |
1992
7387e0514595
Take advantage of the existing SDL blitters for normal copy blits.
Sam Lantinga <slouken@libsdl.org>
parents:
1989
diff
changeset
|
400 if ( $modulate || $blend || $scale ) { |
1985
8055185ae4ed
Added source color and alpha modulation support.
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parents:
diff
changeset
|
401 print FILE " { SDL_PIXELFORMAT_$src, SDL_PIXELFORMAT_$dst, "; |
2262
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Work in progress: merging new texture features into SDL blit system
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parents:
1992
diff
changeset
|
402 my $flags = ""; |
bee005ace1bf
Work in progress: merging new texture features into SDL blit system
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parents:
1992
diff
changeset
|
403 my $flag = ""; |
1985
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
404 if ( $modulate ) { |
2262
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Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
1992
diff
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405 $flag = "SDL_COPY_MODULATE_COLOR | SDL_COPY_MODULATE_ALPHA"; |
bee005ace1bf
Work in progress: merging new texture features into SDL blit system
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parents:
1992
diff
changeset
|
406 if ( $flags eq "" ) { |
bee005ace1bf
Work in progress: merging new texture features into SDL blit system
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parents:
1992
diff
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|
407 $flags = $flag; |
bee005ace1bf
Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
1992
diff
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|
408 } else { |
bee005ace1bf
Work in progress: merging new texture features into SDL blit system
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parents:
1992
diff
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|
409 $flags = "$flags | $flag"; |
bee005ace1bf
Work in progress: merging new texture features into SDL blit system
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parents:
1992
diff
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|
410 } |
1985
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
411 } |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
412 if ( $blend ) { |
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parents:
1992
diff
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|
413 $flag = "SDL_COPY_MASK | SDL_COPY_BLEND | SDL_COPY_ADD | SDL_COPY_MOD"; |
bee005ace1bf
Work in progress: merging new texture features into SDL blit system
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parents:
1992
diff
changeset
|
414 if ( $flags eq "" ) { |
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Work in progress: merging new texture features into SDL blit system
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parents:
1992
diff
changeset
|
415 $flags = $flag; |
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Work in progress: merging new texture features into SDL blit system
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parents:
1992
diff
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|
416 } else { |
bee005ace1bf
Work in progress: merging new texture features into SDL blit system
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parents:
1992
diff
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|
417 $flags = "$flags | $flag"; |
bee005ace1bf
Work in progress: merging new texture features into SDL blit system
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parents:
1992
diff
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|
418 } |
1985
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
419 } |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
420 if ( $scale ) { |
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1992
diff
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|
421 $flag = "SDL_COPY_NEAREST"; |
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Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
1992
diff
changeset
|
422 if ( $flags eq "" ) { |
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Work in progress: merging new texture features into SDL blit system
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parents:
1992
diff
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|
423 $flags = $flag; |
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Work in progress: merging new texture features into SDL blit system
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parents:
1992
diff
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424 } else { |
bee005ace1bf
Work in progress: merging new texture features into SDL blit system
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parents:
1992
diff
changeset
|
425 $flags = "$flags | $flag"; |
bee005ace1bf
Work in progress: merging new texture features into SDL blit system
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parents:
1992
diff
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|
426 } |
1985
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
427 } |
2262
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Work in progress: merging new texture features into SDL blit system
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parents:
1992
diff
changeset
|
428 if ( $flags eq "" ) { |
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Work in progress: merging new texture features into SDL blit system
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parents:
1992
diff
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|
429 $flags = "0"; |
bee005ace1bf
Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
1992
diff
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|
430 } |
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Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
1992
diff
changeset
|
431 print FILE "($flags), SDL_CPU_ANY,"; |
1985
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
432 output_copyfuncname("", $src_formats[$i], $dst_formats[$j], $modulate, $blend, $scale, 0, " },\n"); |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
433 } |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
434 } |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
435 } |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
436 } |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
437 } |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
438 } |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
439 print FILE <<__EOF__; |
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parents:
1992
diff
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|
440 { 0, 0, 0, 0, NULL } |
1985
8055185ae4ed
Added source color and alpha modulation support.
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parents:
diff
changeset
|
441 }; |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
442 |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
443 __EOF__ |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
444 } |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
445 |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
446 sub output_copyfunc_c |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
447 { |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
448 my $src = shift; |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
449 my $dst = shift; |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
450 |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
451 for (my $modulate = 0; $modulate <= 1; ++$modulate) { |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
452 for (my $blend = 0; $blend <= 1; ++$blend) { |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
453 for (my $scale = 0; $scale <= 1; ++$scale) { |
1992
7387e0514595
Take advantage of the existing SDL blitters for normal copy blits.
Sam Lantinga <slouken@libsdl.org>
parents:
1989
diff
changeset
|
454 if ( $modulate || $blend || $scale ) { |
1985
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
455 output_copyfunc($src, $dst, $modulate, $blend, $scale); |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
456 } |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
457 } |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
458 } |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
459 } |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
460 } |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
461 |
2262
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parents:
1992
diff
changeset
|
462 open_file("SDL_blit_auto.h"); |
1985
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
463 output_copydefs(); |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
464 for (my $i = 0; $i <= $#src_formats; ++$i) { |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
465 for (my $j = 0; $j <= $#dst_formats; ++$j) { |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
466 output_copyfunc_h($src_formats[$i], $dst_formats[$j]); |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
467 } |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
468 } |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
469 print FILE "\n"; |
2262
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Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
1992
diff
changeset
|
470 close_file("SDL_blit_auto.h"); |
1985
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
471 |
2262
bee005ace1bf
Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
1992
diff
changeset
|
472 open_file("SDL_blit_auto.c"); |
1985
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
473 output_copyinc(); |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
474 for (my $i = 0; $i <= $#src_formats; ++$i) { |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
475 for (my $j = 0; $j <= $#dst_formats; ++$j) { |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
476 output_copyfunc_c($src_formats[$i], $dst_formats[$j]); |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
477 } |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
478 } |
2263
900c35d8e8fd
More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents:
2262
diff
changeset
|
479 output_copyfunctable(); |
2262
bee005ace1bf
Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
1992
diff
changeset
|
480 close_file("SDL_blit_auto.c"); |