835 lines
36 KiB
Perl
835 lines
36 KiB
Perl
#!/usr/bin/perl
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# -*- tab-width: 4; -*-
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# vi: set sw=2 ts=4 expandtab:
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# Copyright 2019-2020 The Khronos Group Inc.
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# SPDX-License-Identifier: Apache-2.0
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# N.B. 0 arguments, read stdin, write stdout.
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# 1 argument, read ARGV[0], write stdout.
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# 2 arguments, read ARGV[0], write ARGV[1].
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my $infile = shift @ARGV;
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my $outfile = shift @ARGV;
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my $input;
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if (defined $infile) {
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open($input, '<', $infile);
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} else {
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$input = *STDIN;
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}
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if (defined $outfile) {
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open (my $output, '>', $outfile);
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select $output;
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}
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# Endianness is a parameter to the (non-block-compressed) generators
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# This doesn't have to be a number: $bigEndian = "myBigEndianFlag" will drop this argument in the generated code
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$bigEndian = 0;
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# Keep track of formats we've seen to avoid duplicates
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%foundFormats = ();
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print "/* Copyright 2019-2020 The Khronos Group Inc. */\n";
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print "/* SPDX-", "License-Identifier: Apache-2.0 */\n\n";
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print "/***************************** Do not edit. *****************************\n";
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print " Automatically generated by makedfd2vk.pl.\n";
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print " *************************************************************************/\n";
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# Loop over each line of input
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# IMPORTANT: Do not use `<>` as that reads all files given on the
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# command line.
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while ($line = <$input>) {
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# Match any format that starts with a channel description (some number
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# of R, G, B, A or a number). # In PERL, "=~" performs a regex
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# operation on the left argument m/<regex>/ matches the regular expression
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if ($line =~ m/VK_FORMAT_[RGBA0-9]+_/) {
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# Set $format to the enum identifier
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($line =~ m/(VK_FORMAT[A-Z0-9_]+)/);
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# $<number> holds the <number>'th parenthesised entry in the previous regex
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# (only one in this case)
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$format = $1;
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# Skip a format if we've already processed it
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if (!exists($foundFormats{$format})) {
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if ($format =~ m/_PACK/) {
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# Packed formats end "_PACK<n>" - is this format packed?
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# Extract the channel identifiers and suffix from the packed format
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$format =~ m/VK_FORMAT_([RGBA0-9]+)_([^_]+)_PACK[0-9]+/;
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# The first parenthesised bit of regex is the channels ("R5G5B5" etc.)
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$channels = $1;
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# The second parenthesised bit of regex is the suffix ("UNORM" etc.)
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$suffix = $2;
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# N.B. We don't care about the total bit count (after "PACK" in the name)
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# Create an empty array of channel names and corresponding bits
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@packChannels = ();
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@packBits = ();
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# Loop over channels, separating out the last letter followed by a number
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while ($channels =~ m/([RGBA0-9]*)([RGBA])([0-9]+)/) {
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# Add the rightmost channel name to our array
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push @packChannels, $2;
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# Add the rightmost channel bits to the array
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push @packBits, $3;
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# Truncate the channels string to remove the channel we've processed
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$channels = $1;
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}
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# The number of channels we've found is the array length we've built
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$numChannels = @packChannels;
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# Add the format we've processed to our "done" hash
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$foundFormats{$format} = 1;
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# If we're not packed, do we have a simple RGBA channel size list with a suffix?
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# N.B. We don't want to pick up downsampled or planar formats, which have more _-separated fields
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# - "$" matches the end of the format identifier
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} elsif ($format =~ m/VK_FORMAT_([RGBA0-9]+)_([^_]+)$/) {
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# Extract our "channels" (e.g. "B8G8R8") and "suffix" (e.g. "UNORM")
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$channels = $1;
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$suffix = $2;
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# Non-packed format either start with red (R8G8B8A8) or blue (B8G8R8A8)
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# We have a special case to notice when we start with blue
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if (substr($channels,0,1) eq "B") {
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# Red and blue are swapped (B, G, R, A) - record this
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# N.B. createDFDUnpacked() just knows this and R,G,B,A channel order, not arbitrary
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$rbswap = 1;
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# We know we saw "B" for blue, so we must also have red and green
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$numChannels = 3;
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# If we have "A" in the channels as well, we have four channels
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if ($channels =~ m/A/) {
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$numChannels = 4;
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}
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} else {
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# We didn't start "B", so we're in conventional order (R, G, B, A)
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$rbswap = 0;
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# Check for the channel names present and map that to the number of channels
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if ($channels =~ m/A/) {
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$numChannels = 4;
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} elsif ($channels =~ m/B/) {
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$numChannels = 3;
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} elsif ($channels =~ m/G/) {
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$numChannels = 2;
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} else {
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$numChannels = 1;
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}
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}
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# In an unpacked format, all the channels are the same size, so we only need to check one
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$channels =~ m/R([0-9]+)/;
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# For unpacked, we need bytes per channel, not bits
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$bytesPerChannel = $1 / 8;
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# Add the format we've processed to our "done" hash
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$foundFormats{$format} = 1;
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}
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}
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# If we weren't VK_FORMAT_ plus a channel, we might be a compressed
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# format, that ends "_BLOCK"
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# N.B. We don't currently process compressed formats here.
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# They're essentially all special cases anyway.
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# The code for compressed formats from the code the above is
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# derived from is retained here for future work.
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} elsif (0 && $line =~ m/(VK_FORMAT_[A-Z0-9x_]+_BLOCK(_EXT)?)/) {
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# Extract the format identifier from the rest of the line
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$format = $1;
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# Skip a format if we've already processed it
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if (!exists($foundFormats{$format})) {
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# Special-case BC1_RGB to separate it from BC1_RGBA
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if ($line =~ m/VK_FORMAT_BC1_RGB_([A-Z]+)_BLOCK/) {
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# Pull out the suffix ("UNORM" etc.)
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$suffix = $1;
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# Output the special case - a 4x4 BC1 block
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print "case $format: return createDFDCompressed(c_BC1_RGB, 4, 4, 1, s_$suffix);\n";
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# Add the format we've processed to our "done" hash
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$foundFormats{$format} = 1;
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# Special case BC1_RGBA (but still extract the suffix with a regex)
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} elsif ($line =~ m/VK_FORMAT_BC1_RGBA_([A-Z]+)_BLOCK/) {
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$suffix = $1;
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print "case $format: return createDFDCompressed(c_BC1_RGBA, 4, 4, 1, s_$suffix);\n";
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# Add the format we've processed to our "done" hash
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$foundFormats{$format} = 1;
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# All the other BC formats don't have a channel identifier in the name, so we regex match them
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} elsif ($line =~ m/VK_FORMAT_(BC(?:[2-57]|6H))_([A-Z]+)_BLOCK/) {
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$scheme = $1;
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$suffix = $2;
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print "case $format: return createDFDCompressed(c_$scheme, 4, 4, 1, s_$suffix);\n";
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# Add the format we've processed to our "done" hash
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$foundFormats{$format} = 1;
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# The ETC and EAC formats have two-part names (ETC2_R8G8B8, EAC_R11 etc.) starting with "E"
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} elsif ($line =~ m/VK_FORMAT_(E[^_]+_[^_]+)_([A-Z]+)_BLOCK/) {
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$scheme = $1;
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$suffix = $2;
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print "case $format: return createDFDCompressed(c_$scheme, 4, 4, 1, s_$suffix);\n";
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# Add the format we've processed to our "done" hash
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$foundFormats{$format} = 1;
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# Finally, ASTC, the only case where the block size is a parameter
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} elsif ($line =~ m/VK_FORMAT_ASTC_([0-9]+)x([0-9]+)(x([0-9]+))?_([A-Z]+)_BLOCK(_EXT)?/) {
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$w = $1;
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$h = $2;
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$d = $4 ? $4 : '1';
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$suffix = $5;
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print "case $format: return createDFDCompressed(c_ASTC, $w, $h, $d, s_$suffix);\n";
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# Add the format we've processed to our "done" hash
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$foundFormats{$format} = 1;
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}
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# Currently PVRTC drops through unmatched, pending support
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}
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}
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# ...and continue to the next line
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}
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# Now generate the output for any formats we've seen.
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sub checkSuffices {
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my $formatPrefix = shift(@_);
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my $packSuffix = shift(@_);
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my $indentDepth = shift(@_);
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$indent = ' ' x $indentDepth;
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# Only output tests for formats that exist.
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# Simplify things by picking off sRGB and float (always signed for unpacked) first.
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if (exists($foundFormats{"VK_FORMAT_" . $formatPrefix . "_SRGB" . $packSuffix})) {
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print $indent . "if ((r & i_SRGB_FORMAT_BIT)) return VK_FORMAT_" . $formatPrefix . "_SRGB" . $packSuffix . ";\n";
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}
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if (exists($foundFormats{"VK_FORMAT_" . $formatPrefix . "_SFLOAT" . $packSuffix})) {
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print $indent . "if ((r & i_FLOAT_FORMAT_BIT)) return VK_FORMAT_" . $formatPrefix . "_SFLOAT" . $packSuffix . ";\n";
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}
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if (exists($foundFormats{"VK_FORMAT_" . $formatPrefix . "_UNORM" . $packSuffix})) {
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print $indent . "if ((r & i_NORMALIZED_FORMAT_BIT) && !(r & i_SIGNED_FORMAT_BIT)) return VK_FORMAT_" . $formatPrefix . "_UNORM" . $packSuffix . ";\n";
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}
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if (exists($foundFormats{"VK_FORMAT_" . $formatPrefix . "_SNORM" . $packSuffix})) {
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print $indent . "if ((r & i_NORMALIZED_FORMAT_BIT) && (r & i_SIGNED_FORMAT_BIT)) return VK_FORMAT_" . $formatPrefix . "_SNORM" . $packSuffix . ";\n";
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}
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if (exists($foundFormats{"VK_FORMAT_" . $formatPrefix . "_UINT" . $packSuffix})) {
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print $indent . "if (!(r & i_NORMALIZED_FORMAT_BIT) && !(r & i_SIGNED_FORMAT_BIT)) return VK_FORMAT_" . $formatPrefix . "_UINT" . $packSuffix . ";\n";
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}
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if (exists($foundFormats{"VK_FORMAT_" . $formatPrefix . "_SINT" . $packSuffix})) {
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print $indent . "if (!(r & i_NORMALIZED_FORMAT_BIT) && (r & i_SIGNED_FORMAT_BIT)) return VK_FORMAT_" . $formatPrefix . "_SINT" . $packSuffix . ";\n";
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}
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# N.B. Drop through if the VKFORMAT doesn't exist.
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}
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$prefix = <<'END_PREFIX';
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if (KHR_DFDVAL(dfd + 1, MODEL) == KHR_DF_MODEL_RGBSDA || KHR_DFDVAL(dfd + 1, MODEL) == KHR_DF_MODEL_YUVSDA) {
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enum InterpretDFDResult r;
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InterpretedDFDChannel R = {0,0};
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InterpretedDFDChannel G = {0,0};
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InterpretedDFDChannel B = {0,0};
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InterpretedDFDChannel A = {0,0};
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/* interpretDFD channel overloadings for YUVSDA formats. These are
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* different from the mapping used by Vulkan. */
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#define Y1 R
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#define Y2 A
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#define CB G
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#define U G
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#define CR B
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#define V B
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uint32_t wordBytes;
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/* Special case exponent format */
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if (KHR_DFDSAMPLECOUNT(dfd + 1) == 6 &&
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((KHR_DFDSVAL((dfd + 1), 1, QUALIFIERS) & KHR_DF_SAMPLE_DATATYPE_EXPONENT) > 0)) {
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/* The only format we expect to be encoded like this. */
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return VK_FORMAT_E5B9G9R9_UFLOAT_PACK32;
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}
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/* Special case depth formats (assumed little-endian) */
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if (KHR_DFDSVAL((dfd + 1), 0, CHANNELID) == KHR_DF_CHANNEL_RGBSDA_DEPTH) {
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if (KHR_DFDSAMPLECOUNT((dfd + 1)) == 1) {
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if (KHR_DFDSVAL((dfd + 1), 0, BITLENGTH) == 16-1) return VK_FORMAT_D16_UNORM;
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if (KHR_DFDSVAL((dfd + 1), 0, BITLENGTH) == 24-1) return VK_FORMAT_X8_D24_UNORM_PACK32;
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return VK_FORMAT_D32_SFLOAT;
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} else {
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if (KHR_DFDSVAL((dfd + 1), 0, BITLENGTH) == 16-1) return VK_FORMAT_D16_UNORM_S8_UINT;
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if (KHR_DFDSVAL((dfd + 1), 0, BITLENGTH) == 24-1) return VK_FORMAT_D24_UNORM_S8_UINT;
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return VK_FORMAT_D32_SFLOAT_S8_UINT;
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}
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}
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if (KHR_DFDSVAL((dfd + 1), 0, CHANNELID) == KHR_DF_CHANNEL_RGBSDA_STENCIL) {
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if (KHR_DFDSAMPLECOUNT((dfd + 1)) == 1) {
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return VK_FORMAT_S8_UINT;
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} else {
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// The KTX 2.0 specification defines D24_UNORM_S8_UINT with S8 in the LSBs
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return VK_FORMAT_D24_UNORM_S8_UINT;
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}
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}
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r = interpretDFD(dfd, &R, &G, &B, &A, &wordBytes);
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if (r & i_UNSUPPORTED_ERROR_BIT) return VK_FORMAT_UNDEFINED;
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if (r & i_PACKED_FORMAT_BIT) {
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END_PREFIX
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print $prefix;
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# Packed format decode.
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# There aren't many of these, so we hard-wire them (and identify them minimally).
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$packedDecode = << 'END_PACKED';
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if (wordBytes == 1) return VK_FORMAT_R4G4_UNORM_PACK8;
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else if (wordBytes == 2) { /* PACK16 */
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if (A.size == 4) {
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if (R.offset == 12) return VK_FORMAT_R4G4B4A4_UNORM_PACK16;
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else if (B.offset == 12) return VK_FORMAT_B4G4R4A4_UNORM_PACK16;
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else if (A.offset == 12) {
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if (R.offset == 8) return VK_FORMAT_A4R4G4B4_UNORM_PACK16;
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else return VK_FORMAT_A4B4G4R4_UNORM_PACK16;
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}
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} else if (G.size == 0 && B.size == 0 && A.size == 0) { /* One channel */
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if (R.size == 10)
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return VK_FORMAT_R10X6_UNORM_PACK16;
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else if (R.size ==12)
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return VK_FORMAT_R12X4_UNORM_PACK16;
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} else if (A.size == 0) { /* Three channels */
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if (B.offset == 0) return VK_FORMAT_R5G6B5_UNORM_PACK16;
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else return VK_FORMAT_B5G6R5_UNORM_PACK16;
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} else { /* Four channels, one-bit alpha */
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if (B.offset == 0) return VK_FORMAT_A1R5G5B5_UNORM_PACK16;
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if (B.offset == 1) return VK_FORMAT_R5G5B5A1_UNORM_PACK16;
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if (B.offset == 10) return VK_FORMAT_A1B5G5R5_UNORM_PACK16_KHR;
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return VK_FORMAT_B5G5R5A1_UNORM_PACK16;
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}
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} else if (wordBytes == 4) { /* PACK32 or 2PACK16 */
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END_PACKED
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print $packedDecode;
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print " if (A.size == 8) {\n";
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checkSuffices("A8B8G8R8", "_PACK32", 8);
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print " } else if (A.size == 2 && B.offset == 0) {\n";
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checkSuffices("A2R10G10B10", "_PACK32", 8);
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print " } else if (A.size == 2 && R.offset == 0) {\n";
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checkSuffices("A2B10G10R10", "_PACK32", 8);
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print " } else if (R.size == 11) {\n";
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print " return VK_FORMAT_B10G11R11_UFLOAT_PACK32;\n";
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print " } else if (R.size == 10 && G.size == 10 && B.size == 0) { \n";
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print " return VK_FORMAT_R10X6G10X6_UNORM_2PACK16;\n";
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print " } else if (R.size == 12 && G.size == 12 && B.size == 0) { \n";
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print " return VK_FORMAT_R12X4G12X4_UNORM_2PACK16;\n";
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print " }\n";
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$fourPack16Decode = << 'END_4PACK16';
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} else if (wordBytes == 8) { /* 4PACK16 */
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if (r & i_YUVSDA_FORMAT_BIT) {
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/* In Vulkan G = Y, R = Cr, B = Cb. */
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if (Y1.size == 10 && Y1.offset == 6 && Y2.size == 10 && Y2.offset == 38)
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return VK_FORMAT_G10X6B10X6G10X6R10X6_422_UNORM_4PACK16;
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if (Y1.size == 10 && Y1.offset == 22 && Y2.size == 10 && Y2.offset == 54)
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return VK_FORMAT_B10X6G10X6R10X6G10X6_422_UNORM_4PACK16;
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if (Y1.size == 12 && Y1.offset == 4 && Y2.size == 12 && Y2.offset == 36)
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return VK_FORMAT_G12X4B12X4G12X4R12X4_422_UNORM_4PACK16;
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if (Y1.size == 12 && Y1.offset == 20 && Y2.size == 12 && Y2.offset == 52)
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return VK_FORMAT_B12X4G12X4R12X4G12X4_422_UNORM_4PACK16;
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} else {
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if (R.size == 10)
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return VK_FORMAT_R10X6G10X6B10X6A10X6_UNORM_4PACK16;
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else if (R.size == 12)
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return VK_FORMAT_R12X4G12X4B12X4A12X4_UNORM_4PACK16;
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}
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}
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} else { /* Not a packed format */
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END_4PACK16
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print $fourPack16Decode;
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$yuvDecode = << 'END_YUV';
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if (r & i_YUVSDA_FORMAT_BIT) {
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/* In Vulkan G = Y, R = Cr, B = Cb. */
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if (Y1.size == 1 && Y1.offset == 0 && Y2.size == 1 && Y2.offset == 2)
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return VK_FORMAT_G8B8G8R8_422_UNORM;
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else if (Y1.size == 1 && Y1.offset == 1 && Y2.size == 1 && Y2.offset == 3)
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return VK_FORMAT_B8G8R8G8_422_UNORM;
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else if (Y1.size == 2 && Y1.offset == 0 && Y2.size == 2 && Y2.offset == 4)
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return VK_FORMAT_G16B16G16R16_422_UNORM;
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else if (Y1.size == 2 && Y1.offset == 2 && Y2.size == 2 && Y2.offset == 6)
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return VK_FORMAT_B16G16R16G16_422_UNORM;
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else
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return VK_FORMAT_UNDEFINED; // Until support added.
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} else { /* Not YUV */
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END_YUV
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print $yuvDecode;
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# Start by checking sizes
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for ($byteSize = 1; $byteSize <= 8; $byteSize <<= 1) {
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if ($byteSize == 1) {
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print " if (wordBytes == $byteSize) {\n";
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# Handle the single alpha-only format (unfortunately, the rest of the script could not handle this)
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print " if (A.size == 1 && R.size == 0 && G.size == 0 && B.size == 0 && (r & i_NORMALIZED_FORMAT_BIT) && !(r & i_SIGNED_FORMAT_BIT)) {\n";
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print " return VK_FORMAT_A8_UNORM_KHR;\n";
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print " }\n";
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} elsif ($byteSize == 2) {
|
|
print " } else if (wordBytes == $byteSize) {\n";
|
|
# Handle VK_FORMAT_R16G16_SFIXED5_NV. checkSuffices does not
|
|
# handle this unique suffix.
|
|
print " if ((r & i_FIXED_FORMAT_BIT) && R.size == 2 && G.size == 2) return VK_FORMAT_R16G16_SFIXED5_NV;\n";
|
|
} else {
|
|
print " } else if (wordBytes == $byteSize) {\n";
|
|
}
|
|
# If we have an alpha channel...
|
|
print " if (A.size > 0) { /* 4 channels */\n";
|
|
print " if (R.offset == 0) { /* RGBA */\n";
|
|
checkSuffices("R" . 8 * $byteSize . "G" . 8 * $byteSize . "B" . 8 * $byteSize . "A" . 8 * $byteSize, "", 12);
|
|
print " } else { /* BGRA */\n";
|
|
checkSuffices("B" . 8 * $byteSize . "G" . 8 * $byteSize . "R" . 8 * $byteSize . "A" . 8 * $byteSize, "", 12);
|
|
print " }\n";
|
|
print " } else if (B.size > 0) { /* 3 channels */\n";
|
|
print " if (R.offset == 0) { /* RGB */\n";
|
|
checkSuffices("R" . 8 * $byteSize . "G" . 8 * $byteSize . "B" . 8 * $byteSize, "", 12);
|
|
print " } else { /* BGR */\n";
|
|
checkSuffices("B" . 8 * $byteSize . "G" . 8 * $byteSize . "R" . 8 * $byteSize, "", 12);
|
|
print " }\n";
|
|
print " } else if (G.size > 0) { /* 2 channels */\n";
|
|
checkSuffices("R" . 8 * $byteSize . "G" . 8 * $byteSize, "", 10);
|
|
print " } else { /* 1 channel */\n"; # Red only
|
|
checkSuffices("R" . 8 * $byteSize, "", 10);
|
|
print " }\n";
|
|
}
|
|
print " }\n";
|
|
print " }\n";
|
|
print " }\n";
|
|
|
|
|
|
$compressedDecode = << 'END_COMPRESSED';
|
|
} else if (KHR_DFDVAL((dfd + 1), MODEL) >= 128) {
|
|
const uint32_t *bdb = dfd + 1;
|
|
switch (KHR_DFDVAL(bdb, MODEL)) {
|
|
case KHR_DF_MODEL_BC1A:
|
|
if (KHR_DFDSVAL(bdb, 0, CHANNELID) == KHR_DF_CHANNEL_BC1A_COLOR) {
|
|
if (KHR_DFDVAL(bdb, TRANSFER) != KHR_DF_TRANSFER_SRGB) {
|
|
return VK_FORMAT_BC1_RGB_UNORM_BLOCK;
|
|
} else {
|
|
return VK_FORMAT_BC1_RGB_SRGB_BLOCK;
|
|
}
|
|
} else {
|
|
if (KHR_DFDVAL(bdb, TRANSFER) != KHR_DF_TRANSFER_SRGB) {
|
|
return VK_FORMAT_BC1_RGBA_UNORM_BLOCK;
|
|
} else {
|
|
return VK_FORMAT_BC1_RGBA_SRGB_BLOCK;
|
|
}
|
|
}
|
|
case KHR_DF_MODEL_BC2:
|
|
if (KHR_DFDVAL(bdb, TRANSFER) != KHR_DF_TRANSFER_SRGB) {
|
|
return VK_FORMAT_BC2_UNORM_BLOCK;
|
|
} else {
|
|
return VK_FORMAT_BC2_SRGB_BLOCK;
|
|
}
|
|
case KHR_DF_MODEL_BC3:
|
|
if (KHR_DFDVAL(bdb, TRANSFER) != KHR_DF_TRANSFER_SRGB) {
|
|
return VK_FORMAT_BC3_UNORM_BLOCK;
|
|
} else {
|
|
return VK_FORMAT_BC3_SRGB_BLOCK;
|
|
}
|
|
case KHR_DF_MODEL_BC4:
|
|
if (!(KHR_DFDSVAL(bdb, 0, QUALIFIERS) & KHR_DF_SAMPLE_DATATYPE_SIGNED)) {
|
|
return VK_FORMAT_BC4_UNORM_BLOCK;
|
|
} else {
|
|
return VK_FORMAT_BC4_SNORM_BLOCK;
|
|
}
|
|
case KHR_DF_MODEL_BC5:
|
|
if (!(KHR_DFDSVAL(bdb, 0, QUALIFIERS) & KHR_DF_SAMPLE_DATATYPE_SIGNED)) {
|
|
return VK_FORMAT_BC5_UNORM_BLOCK;
|
|
} else {
|
|
return VK_FORMAT_BC5_SNORM_BLOCK;
|
|
}
|
|
case KHR_DF_MODEL_BC6H:
|
|
if (!(KHR_DFDSVAL(bdb, 0, QUALIFIERS) & KHR_DF_SAMPLE_DATATYPE_SIGNED)) {
|
|
return VK_FORMAT_BC6H_UFLOAT_BLOCK;
|
|
} else {
|
|
return VK_FORMAT_BC6H_SFLOAT_BLOCK;
|
|
}
|
|
case KHR_DF_MODEL_BC7:
|
|
if (KHR_DFDVAL(bdb, TRANSFER) != KHR_DF_TRANSFER_SRGB) {
|
|
return VK_FORMAT_BC7_UNORM_BLOCK;
|
|
} else {
|
|
return VK_FORMAT_BC7_SRGB_BLOCK;
|
|
}
|
|
case KHR_DF_MODEL_ETC2:
|
|
if (KHR_DFDSVAL(bdb, 0, CHANNELID) == KHR_DF_CHANNEL_ETC2_COLOR) {
|
|
if (KHR_DFDVAL(bdb, DESCRIPTORBLOCKSIZE) == 40) {
|
|
if (KHR_DFDVAL(bdb, TRANSFER) != KHR_DF_TRANSFER_SRGB) {
|
|
return VK_FORMAT_ETC2_R8G8B8_UNORM_BLOCK;
|
|
} else {
|
|
return VK_FORMAT_ETC2_R8G8B8_SRGB_BLOCK;
|
|
}
|
|
} else {
|
|
if (KHR_DFDVAL(bdb, TRANSFER) != KHR_DF_TRANSFER_SRGB) {
|
|
return VK_FORMAT_ETC2_R8G8B8A1_UNORM_BLOCK;
|
|
} else {
|
|
return VK_FORMAT_ETC2_R8G8B8A1_SRGB_BLOCK;
|
|
}
|
|
}
|
|
} else if (KHR_DFDSVAL(bdb, 0, CHANNELID) == KHR_DF_CHANNEL_ETC2_ALPHA) {
|
|
if (KHR_DFDVAL(bdb, TRANSFER) != KHR_DF_TRANSFER_SRGB) {
|
|
return VK_FORMAT_ETC2_R8G8B8A8_UNORM_BLOCK;
|
|
} else {
|
|
return VK_FORMAT_ETC2_R8G8B8A8_SRGB_BLOCK;
|
|
}
|
|
} else if (KHR_DFDVAL(bdb, DESCRIPTORBLOCKSIZE) == 40) {
|
|
if (!(KHR_DFDSVAL(bdb, 0, QUALIFIERS) & KHR_DF_SAMPLE_DATATYPE_SIGNED)) {
|
|
return VK_FORMAT_EAC_R11_UNORM_BLOCK;
|
|
} else {
|
|
return VK_FORMAT_EAC_R11_SNORM_BLOCK;
|
|
}
|
|
} else {
|
|
if (!(KHR_DFDSVAL(bdb, 0, QUALIFIERS) & KHR_DF_SAMPLE_DATATYPE_SIGNED)) {
|
|
return VK_FORMAT_EAC_R11G11_UNORM_BLOCK;
|
|
} else {
|
|
return VK_FORMAT_EAC_R11G11_SNORM_BLOCK;
|
|
}
|
|
}
|
|
case KHR_DF_MODEL_ASTC:
|
|
if (!(KHR_DFDSVAL(bdb, 0, QUALIFIERS) & KHR_DF_SAMPLE_DATATYPE_FLOAT)) {
|
|
if (KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION2) == 0) {
|
|
if ((KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION0) == 3) &&
|
|
(KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION1) == 3)) {
|
|
if (KHR_DFDVAL(bdb, TRANSFER) != KHR_DF_TRANSFER_SRGB) {
|
|
return VK_FORMAT_ASTC_4x4_UNORM_BLOCK;
|
|
} else {
|
|
return VK_FORMAT_ASTC_4x4_SRGB_BLOCK;
|
|
}
|
|
} else if ((KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION0) == 4) &&
|
|
(KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION1) == 3)) {
|
|
if (KHR_DFDVAL(bdb, TRANSFER) != KHR_DF_TRANSFER_SRGB) {
|
|
return VK_FORMAT_ASTC_5x4_UNORM_BLOCK;
|
|
} else {
|
|
return VK_FORMAT_ASTC_5x4_SRGB_BLOCK;
|
|
}
|
|
} else if ((KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION0) == 4) &&
|
|
(KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION1) == 4)) {
|
|
if (KHR_DFDVAL(bdb, TRANSFER) != KHR_DF_TRANSFER_SRGB) {
|
|
return VK_FORMAT_ASTC_5x5_UNORM_BLOCK;
|
|
} else {
|
|
return VK_FORMAT_ASTC_5x5_SRGB_BLOCK;
|
|
}
|
|
} else if ((KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION0) == 5) &&
|
|
(KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION1) == 4)) {
|
|
if (KHR_DFDVAL(bdb, TRANSFER) != KHR_DF_TRANSFER_SRGB) {
|
|
return VK_FORMAT_ASTC_6x5_UNORM_BLOCK;
|
|
} else {
|
|
return VK_FORMAT_ASTC_6x5_SRGB_BLOCK;
|
|
}
|
|
} else if ((KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION0) == 5) &&
|
|
(KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION1) == 5)) {
|
|
if (KHR_DFDVAL(bdb, TRANSFER) != KHR_DF_TRANSFER_SRGB) {
|
|
return VK_FORMAT_ASTC_6x6_UNORM_BLOCK;
|
|
} else {
|
|
return VK_FORMAT_ASTC_6x6_SRGB_BLOCK;
|
|
}
|
|
} else if ((KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION0) == 7) &&
|
|
(KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION1) == 4)) {
|
|
if (KHR_DFDVAL(bdb, TRANSFER) != KHR_DF_TRANSFER_SRGB) {
|
|
return VK_FORMAT_ASTC_8x5_UNORM_BLOCK;
|
|
} else {
|
|
return VK_FORMAT_ASTC_8x5_SRGB_BLOCK;
|
|
}
|
|
} else if ((KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION0) == 7) &&
|
|
(KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION1) == 5)) {
|
|
if (KHR_DFDVAL(bdb, TRANSFER) != KHR_DF_TRANSFER_SRGB) {
|
|
return VK_FORMAT_ASTC_8x6_UNORM_BLOCK;
|
|
} else {
|
|
return VK_FORMAT_ASTC_8x6_SRGB_BLOCK;
|
|
}
|
|
} else if ((KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION0) == 7) &&
|
|
(KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION1) == 7)) {
|
|
if (KHR_DFDVAL(bdb, TRANSFER) != KHR_DF_TRANSFER_SRGB) {
|
|
return VK_FORMAT_ASTC_8x8_UNORM_BLOCK;
|
|
} else {
|
|
return VK_FORMAT_ASTC_8x8_SRGB_BLOCK;
|
|
}
|
|
} else if ((KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION0) == 9) &&
|
|
(KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION1) == 4)) {
|
|
if (KHR_DFDVAL(bdb, TRANSFER) != KHR_DF_TRANSFER_SRGB) {
|
|
return VK_FORMAT_ASTC_10x5_UNORM_BLOCK;
|
|
} else {
|
|
return VK_FORMAT_ASTC_10x5_SRGB_BLOCK;
|
|
}
|
|
} else if ((KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION0) == 9) &&
|
|
(KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION1) == 5)) {
|
|
if (KHR_DFDVAL(bdb, TRANSFER) != KHR_DF_TRANSFER_SRGB) {
|
|
return VK_FORMAT_ASTC_10x6_UNORM_BLOCK;
|
|
} else {
|
|
return VK_FORMAT_ASTC_10x6_SRGB_BLOCK;
|
|
}
|
|
} else if ((KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION0) == 9) &&
|
|
(KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION1) == 7)) {
|
|
if (KHR_DFDVAL(bdb, TRANSFER) != KHR_DF_TRANSFER_SRGB) {
|
|
return VK_FORMAT_ASTC_10x8_UNORM_BLOCK;
|
|
} else {
|
|
return VK_FORMAT_ASTC_10x8_SRGB_BLOCK;
|
|
}
|
|
} else if ((KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION0) == 9) &&
|
|
(KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION1) == 9)) {
|
|
if (KHR_DFDVAL(bdb, TRANSFER) != KHR_DF_TRANSFER_SRGB) {
|
|
return VK_FORMAT_ASTC_10x10_UNORM_BLOCK;
|
|
} else {
|
|
return VK_FORMAT_ASTC_10x10_SRGB_BLOCK;
|
|
}
|
|
} else if ((KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION0) == 11) &&
|
|
(KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION1) == 9)) {
|
|
if (KHR_DFDVAL(bdb, TRANSFER) != KHR_DF_TRANSFER_SRGB) {
|
|
return VK_FORMAT_ASTC_12x10_UNORM_BLOCK;
|
|
} else {
|
|
return VK_FORMAT_ASTC_12x10_SRGB_BLOCK;
|
|
}
|
|
} else if ((KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION0) == 11) &&
|
|
(KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION1) == 11)) {
|
|
if (KHR_DFDVAL(bdb, TRANSFER) != KHR_DF_TRANSFER_SRGB) {
|
|
return VK_FORMAT_ASTC_12x12_UNORM_BLOCK;
|
|
} else {
|
|
return VK_FORMAT_ASTC_12x12_SRGB_BLOCK;
|
|
}
|
|
}
|
|
} else {
|
|
if ((KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION0) == 2) &&
|
|
(KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION1) == 2) &&
|
|
(KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION2) == 2)) {
|
|
if (KHR_DFDVAL(bdb, TRANSFER) != KHR_DF_TRANSFER_SRGB) {
|
|
return VK_FORMAT_ASTC_3x3x3_UNORM_BLOCK_EXT;
|
|
} else {
|
|
return VK_FORMAT_ASTC_3x3x3_SRGB_BLOCK_EXT;
|
|
}
|
|
} else if ((KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION0) == 3) &&
|
|
(KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION1) == 2) &&
|
|
(KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION2) == 2)) {
|
|
if (KHR_DFDVAL(bdb, TRANSFER) != KHR_DF_TRANSFER_SRGB) {
|
|
return VK_FORMAT_ASTC_4x3x3_UNORM_BLOCK_EXT;
|
|
} else {
|
|
return VK_FORMAT_ASTC_4x3x3_SRGB_BLOCK_EXT;
|
|
}
|
|
} else if ((KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION0) == 3) &&
|
|
(KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION1) == 3) &&
|
|
(KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION2) == 2)) {
|
|
if (KHR_DFDVAL(bdb, TRANSFER) != KHR_DF_TRANSFER_SRGB) {
|
|
return VK_FORMAT_ASTC_4x4x3_UNORM_BLOCK_EXT;
|
|
} else {
|
|
return VK_FORMAT_ASTC_4x4x3_SRGB_BLOCK_EXT;
|
|
}
|
|
} else if ((KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION0) == 3) &&
|
|
(KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION1) == 3) &&
|
|
(KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION2) == 3)) {
|
|
if (KHR_DFDVAL(bdb, TRANSFER) != KHR_DF_TRANSFER_SRGB) {
|
|
return VK_FORMAT_ASTC_4x4x4_UNORM_BLOCK_EXT;
|
|
} else {
|
|
return VK_FORMAT_ASTC_4x4x4_SRGB_BLOCK_EXT;
|
|
}
|
|
}
|
|
if ((KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION0) == 4) &&
|
|
(KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION1) == 3) &&
|
|
(KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION2) == 3)) {
|
|
if (KHR_DFDVAL(bdb, TRANSFER) != KHR_DF_TRANSFER_SRGB) {
|
|
return VK_FORMAT_ASTC_5x4x4_UNORM_BLOCK_EXT;
|
|
} else {
|
|
return VK_FORMAT_ASTC_5x4x4_SRGB_BLOCK_EXT;
|
|
}
|
|
} else if ((KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION0) == 4) &&
|
|
(KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION1) == 4) &&
|
|
(KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION2) == 3)) {
|
|
if (KHR_DFDVAL(bdb, TRANSFER) != KHR_DF_TRANSFER_SRGB) {
|
|
return VK_FORMAT_ASTC_5x5x4_UNORM_BLOCK_EXT;
|
|
} else {
|
|
return VK_FORMAT_ASTC_5x5x4_SRGB_BLOCK_EXT;
|
|
}
|
|
} else if ((KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION0) == 4) &&
|
|
(KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION1) == 4) &&
|
|
(KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION2) == 4)) {
|
|
if (KHR_DFDVAL(bdb, TRANSFER) != KHR_DF_TRANSFER_SRGB) {
|
|
return VK_FORMAT_ASTC_5x5x5_UNORM_BLOCK_EXT;
|
|
} else {
|
|
return VK_FORMAT_ASTC_5x5x5_SRGB_BLOCK_EXT;
|
|
}
|
|
} else if ((KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION0) == 5) &&
|
|
(KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION1) == 4) &&
|
|
(KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION2) == 4)) {
|
|
if (KHR_DFDVAL(bdb, TRANSFER) != KHR_DF_TRANSFER_SRGB) {
|
|
return VK_FORMAT_ASTC_6x5x5_UNORM_BLOCK_EXT;
|
|
} else {
|
|
return VK_FORMAT_ASTC_6x5x5_SRGB_BLOCK_EXT;
|
|
}
|
|
} else if ((KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION0) == 5) &&
|
|
(KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION1) == 5) &&
|
|
(KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION2) == 4)) {
|
|
if (KHR_DFDVAL(bdb, TRANSFER) != KHR_DF_TRANSFER_SRGB) {
|
|
return VK_FORMAT_ASTC_6x6x5_UNORM_BLOCK_EXT;
|
|
} else {
|
|
return VK_FORMAT_ASTC_6x6x5_SRGB_BLOCK_EXT;
|
|
}
|
|
} else if ((KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION0) == 5) &&
|
|
(KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION1) == 5) &&
|
|
(KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION2) == 5)) {
|
|
if (KHR_DFDVAL(bdb, TRANSFER) != KHR_DF_TRANSFER_SRGB) {
|
|
return VK_FORMAT_ASTC_6x6x6_UNORM_BLOCK_EXT;
|
|
} else {
|
|
return VK_FORMAT_ASTC_6x6x6_SRGB_BLOCK_EXT;
|
|
}
|
|
}
|
|
}
|
|
} else {
|
|
if (KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION2) == 0) {
|
|
if ((KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION0) == 3) &&
|
|
(KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION1) == 3)) {
|
|
return VK_FORMAT_ASTC_4x4_SFLOAT_BLOCK_EXT;
|
|
} else if ((KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION0) == 4) &&
|
|
(KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION1) == 3)) {
|
|
return VK_FORMAT_ASTC_5x4_SFLOAT_BLOCK_EXT;
|
|
} else if ((KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION0) == 4) &&
|
|
(KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION1) == 4)) {
|
|
return VK_FORMAT_ASTC_5x5_SFLOAT_BLOCK_EXT;
|
|
} else if ((KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION0) == 5) &&
|
|
(KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION1) == 4)) {
|
|
return VK_FORMAT_ASTC_6x5_SFLOAT_BLOCK_EXT;
|
|
} else if ((KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION0) == 5) &&
|
|
(KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION1) == 5)) {
|
|
return VK_FORMAT_ASTC_6x6_SFLOAT_BLOCK_EXT;
|
|
} else if ((KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION0) == 7) &&
|
|
(KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION1) == 4)) {
|
|
return VK_FORMAT_ASTC_8x5_SFLOAT_BLOCK_EXT;
|
|
} else if ((KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION0) == 7) &&
|
|
(KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION1) == 5)) {
|
|
return VK_FORMAT_ASTC_8x6_SFLOAT_BLOCK_EXT;
|
|
} else if ((KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION0) == 7) &&
|
|
(KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION1) == 7)) {
|
|
return VK_FORMAT_ASTC_8x8_SFLOAT_BLOCK_EXT;
|
|
} else if ((KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION0) == 9) &&
|
|
(KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION1) == 4)) {
|
|
return VK_FORMAT_ASTC_10x5_SFLOAT_BLOCK_EXT;
|
|
} else if ((KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION0) == 9) &&
|
|
(KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION1) == 5)) {
|
|
return VK_FORMAT_ASTC_10x6_SFLOAT_BLOCK_EXT;
|
|
} else if ((KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION0) == 9) &&
|
|
(KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION1) == 7)) {
|
|
return VK_FORMAT_ASTC_10x8_SFLOAT_BLOCK_EXT;
|
|
} else if ((KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION0) == 9) &&
|
|
(KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION1) == 9)) {
|
|
return VK_FORMAT_ASTC_10x10_SFLOAT_BLOCK_EXT;
|
|
} else if ((KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION0) == 11) &&
|
|
(KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION1) == 9)) {
|
|
return VK_FORMAT_ASTC_12x10_SFLOAT_BLOCK_EXT;
|
|
} else if ((KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION0) == 11) &&
|
|
(KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION1) == 11)) {
|
|
return VK_FORMAT_ASTC_12x12_SFLOAT_BLOCK_EXT;
|
|
}
|
|
} else {
|
|
if ((KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION0) == 2) &&
|
|
(KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION1) == 2) &&
|
|
(KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION2) == 2)) {
|
|
return VK_FORMAT_ASTC_3x3x3_SFLOAT_BLOCK_EXT;
|
|
} else if ((KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION0) == 3) &&
|
|
(KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION1) == 2) &&
|
|
(KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION2) == 2)) {
|
|
return VK_FORMAT_ASTC_4x3x3_SFLOAT_BLOCK_EXT;
|
|
} else if ((KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION0) == 3) &&
|
|
(KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION1) == 2) &&
|
|
(KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION2) == 2)) {
|
|
return VK_FORMAT_ASTC_4x3x3_SFLOAT_BLOCK_EXT;
|
|
} else if ((KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION0) == 3) &&
|
|
(KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION1) == 3) &&
|
|
(KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION2) == 2)) {
|
|
return VK_FORMAT_ASTC_4x4x3_SFLOAT_BLOCK_EXT;
|
|
} else if ((KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION0) == 3) &&
|
|
(KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION1) == 3) &&
|
|
(KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION2) == 3)) {
|
|
return VK_FORMAT_ASTC_4x4x4_SFLOAT_BLOCK_EXT;
|
|
} else if ((KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION0) == 4) &&
|
|
(KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION1) == 3) &&
|
|
(KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION2) == 3)) {
|
|
return VK_FORMAT_ASTC_5x4x4_SFLOAT_BLOCK_EXT;
|
|
} else if ((KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION0) == 4) &&
|
|
(KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION1) == 4) &&
|
|
(KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION2) == 3)) {
|
|
return VK_FORMAT_ASTC_5x5x4_SFLOAT_BLOCK_EXT;
|
|
} else if ((KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION0) == 4) &&
|
|
(KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION1) == 4) &&
|
|
(KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION2) == 4)) {
|
|
return VK_FORMAT_ASTC_5x5x5_SFLOAT_BLOCK_EXT;
|
|
} else if ((KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION0) == 5) &&
|
|
(KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION1) == 4) &&
|
|
(KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION2) == 4)) {
|
|
return VK_FORMAT_ASTC_6x5x5_SFLOAT_BLOCK_EXT;
|
|
} else if ((KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION0) == 5) &&
|
|
(KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION1) == 5) &&
|
|
(KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION2) == 4)) {
|
|
return VK_FORMAT_ASTC_6x6x5_SFLOAT_BLOCK_EXT;
|
|
} else if ((KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION0) == 5) &&
|
|
(KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION1) == 5) &&
|
|
(KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION2) == 5)) {
|
|
return VK_FORMAT_ASTC_6x6x6_SFLOAT_BLOCK_EXT;
|
|
}
|
|
}
|
|
}
|
|
break;
|
|
case KHR_DF_MODEL_PVRTC:
|
|
if (KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION0) == 3) {
|
|
if (KHR_DFDVAL(bdb, TRANSFER) == KHR_DF_TRANSFER_SRGB) {
|
|
return VK_FORMAT_PVRTC1_4BPP_SRGB_BLOCK_IMG;
|
|
} else {
|
|
return VK_FORMAT_PVRTC1_4BPP_UNORM_BLOCK_IMG;
|
|
}
|
|
} else {
|
|
if (KHR_DFDVAL(bdb, TRANSFER) == KHR_DF_TRANSFER_SRGB) {
|
|
return VK_FORMAT_PVRTC1_2BPP_SRGB_BLOCK_IMG;
|
|
} else {
|
|
return VK_FORMAT_PVRTC1_2BPP_UNORM_BLOCK_IMG;
|
|
}
|
|
}
|
|
case KHR_DF_MODEL_PVRTC2:
|
|
if (KHR_DFDVAL(bdb, TEXELBLOCKDIMENSION0) == 3) {
|
|
if (KHR_DFDVAL(bdb, TRANSFER) == KHR_DF_TRANSFER_SRGB) {
|
|
return VK_FORMAT_PVRTC2_4BPP_SRGB_BLOCK_IMG;
|
|
} else {
|
|
return VK_FORMAT_PVRTC2_4BPP_UNORM_BLOCK_IMG;
|
|
}
|
|
} else {
|
|
if (KHR_DFDVAL(bdb, TRANSFER) == KHR_DF_TRANSFER_SRGB) {
|
|
return VK_FORMAT_PVRTC2_2BPP_SRGB_BLOCK_IMG;
|
|
} else {
|
|
return VK_FORMAT_PVRTC2_2BPP_UNORM_BLOCK_IMG;
|
|
}
|
|
}
|
|
default:
|
|
;
|
|
}
|
|
}
|
|
END_COMPRESSED
|
|
|
|
print $compressedDecode;
|
|
|
|
# Failed to match.
|
|
print "return VK_FORMAT_UNDEFINED; /* Drop-through for unmatched formats. */\n";
|