| #!/usr/bin/env python |
| |
| CopyRight = ''' |
| /************************************************************************** |
| * |
| * Copyright 2010 VMware, Inc. |
| * All Rights Reserved. |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining a |
| * copy of this software and associated documentation files (the |
| * "Software"), to deal in the Software without restriction, including |
| * without limitation the rights to use, copy, modify, merge, publish, |
| * distribute, sub license, and/or sell copies of the Software, and to |
| * permit persons to whom the Software is furnished to do so, subject to |
| * the following conditions: |
| * |
| * The above copyright notice and this permission notice (including the |
| * next paragraph) shall be included in all copies or substantial portions |
| * of the Software. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS |
| * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
| * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. |
| * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR |
| * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, |
| * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE |
| * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
| * |
| **************************************************************************/ |
| ''' |
| |
| |
| import sys |
| |
| from vk_format_parse import * |
| |
| def layout_map(layout): |
| return 'VK_FORMAT_LAYOUT_' + str(layout).upper() |
| |
| |
| def colorspace_map(colorspace): |
| return 'VK_FORMAT_COLORSPACE_' + str(colorspace).upper() |
| |
| |
| colorspace_channels_map = { |
| 'rgb': ['r', 'g', 'b', 'a'], |
| 'srgb': ['sr', 'sg', 'sb', 'a'], |
| 'zs': ['z', 's'], |
| 'yuv': ['y', 'u', 'v'], |
| } |
| |
| |
| type_map = { |
| VOID: "VK_FORMAT_TYPE_VOID", |
| UNSIGNED: "VK_FORMAT_TYPE_UNSIGNED", |
| SIGNED: "VK_FORMAT_TYPE_SIGNED", |
| FIXED: "VK_FORMAT_TYPE_FIXED", |
| FLOAT: "VK_FORMAT_TYPE_FLOAT", |
| } |
| |
| |
| def bool_map(value): |
| if value: |
| return "true" |
| else: |
| return "false" |
| |
| |
| swizzle_map = { |
| SWIZZLE_X: "VK_SWIZZLE_X", |
| SWIZZLE_Y: "VK_SWIZZLE_Y", |
| SWIZZLE_Z: "VK_SWIZZLE_Z", |
| SWIZZLE_W: "VK_SWIZZLE_W", |
| SWIZZLE_0: "VK_SWIZZLE_0", |
| SWIZZLE_1: "VK_SWIZZLE_1", |
| SWIZZLE_NONE: "VK_SWIZZLE_NONE", |
| } |
| |
| def print_channels(format, func): |
| if format.nr_channels() <= 1: |
| func(format.le_channels, format.le_swizzles) |
| else: |
| print '#ifdef PIPE_ARCH_BIG_ENDIAN' |
| func(format.be_channels, format.be_swizzles) |
| print '#else' |
| func(format.le_channels, format.le_swizzles) |
| print '#endif' |
| |
| def write_format_table(formats): |
| print '/* This file is autogenerated by u_format_table.py from u_format.csv. Do not edit directly. */' |
| print |
| # This will print the copyright message on the top of this file |
| print CopyRight.strip() |
| print |
| print '#include "stdbool.h"' |
| print '#include "vk_format.h"' |
| print |
| |
| def do_channel_array(channels, swizzles): |
| print " {" |
| for i in range(4): |
| channel = channels[i] |
| if i < 3: |
| sep = "," |
| else: |
| sep = "" |
| if channel.size: |
| print " {%s, %s, %s, %s, %u, %u}%s\t/* %s = %s */" % (type_map[channel.type], bool_map(channel.norm), bool_map(channel.pure), bool_map(channel.scaled), channel.size, channel.shift, sep, "xyzw"[i], channel.name) |
| else: |
| print " {0, 0, 0, 0, 0}%s" % (sep,) |
| print " }," |
| |
| def do_swizzle_array(channels, swizzles): |
| print " {" |
| for i in range(4): |
| swizzle = swizzles[i] |
| if i < 3: |
| sep = "," |
| else: |
| sep = "" |
| try: |
| comment = colorspace_channels_map[format.colorspace][i] |
| except (KeyError, IndexError): |
| comment = 'ignored' |
| print " %s%s\t/* %s */" % (swizzle_map[swizzle], sep, comment) |
| print " }," |
| |
| for format in formats: |
| print 'const struct vk_format_description' |
| print 'vk_format_%s_description = {' % (format.short_name(),) |
| print " %s," % (format.name,) |
| print " \"%s\"," % (format.name,) |
| print " \"%s\"," % (format.short_name(),) |
| print " {%u, %u, %u},\t/* block */" % (format.block_width, format.block_height, format.block_size()) |
| print " %s," % (layout_map(format.layout),) |
| print " %u,\t/* nr_channels */" % (format.nr_channels(),) |
| print " %s,\t/* is_array */" % (bool_map(format.is_array()),) |
| print " %s,\t/* is_bitmask */" % (bool_map(format.is_bitmask()),) |
| print " %s,\t/* is_mixed */" % (bool_map(format.is_mixed()),) |
| print_channels(format, do_channel_array) |
| print_channels(format, do_swizzle_array) |
| print " %s," % (colorspace_map(format.colorspace),) |
| print "};" |
| print |
| |
| print "const struct vk_format_description *" |
| print "vk_format_description(VkFormat format)" |
| print "{" |
| print " if (format > VK_FORMAT_END_RANGE) {" |
| print " return NULL;" |
| print " }" |
| print |
| print " switch (format) {" |
| for format in formats: |
| print " case %s:" % format.name |
| print " return &vk_format_%s_description;" % (format.short_name(),) |
| print " default:" |
| print " return NULL;" |
| print " }" |
| print "}" |
| print |
| |
| |
| def main(): |
| |
| formats = [] |
| for arg in sys.argv[1:]: |
| formats.extend(parse(arg)) |
| write_format_table(formats) |
| |
| |
| if __name__ == '__main__': |
| main() |