From de44e700b1606a181d1a13013495040b35c1bc5a Mon Sep 17 00:00:00 2001 From: Jonathan Marek Date: Fri, 22 Jan 2021 21:57:19 -0500 Subject: [PATCH] turnip: delete unused vk_format_parse.py file Signed-off-by: Jonathan Marek Part-of: --- src/freedreno/vulkan/vk_format_parse.py | 388 ------------------------ 1 file changed, 388 deletions(-) delete mode 100644 src/freedreno/vulkan/vk_format_parse.py diff --git a/src/freedreno/vulkan/vk_format_parse.py b/src/freedreno/vulkan/vk_format_parse.py deleted file mode 100644 index 8f3823c806f..00000000000 --- a/src/freedreno/vulkan/vk_format_parse.py +++ /dev/null @@ -1,388 +0,0 @@ - -''' -/************************************************************************** - * - * Copyright 2009 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. - * - **************************************************************************/ -''' - - -VOID, UNSIGNED, SIGNED, FIXED, FLOAT = range(5) - -SWIZZLE_X, SWIZZLE_Y, SWIZZLE_Z, SWIZZLE_W, SWIZZLE_0, SWIZZLE_1, SWIZZLE_NONE, = range(7) - -PLAIN = 'plain' -SCALED = 'scaled' - -RGB = 'rgb' -SRGB = 'srgb' -YUV = 'yuv' -ZS = 'zs' - - -def is_pot(x): - return (x & (x - 1)) == 0 - - -VERY_LARGE = 99999999999999999999999 - - -class Channel: - '''Describe the channel of a color channel.''' - - def __init__(self, type, norm, pure, scaled, size, name = ''): - self.type = type - self.norm = norm - self.pure = pure - self.size = size - self.scaled = scaled - self.sign = type in (SIGNED, FIXED, FLOAT) - self.name = name - - def __str__(self): - s = str(self.type) - if self.norm: - s += 'n' - if self.pure: - s += 'p' - if self.scaled: - s += 's' - s += str(self.size) - return s - - def __eq__(self, other): - return (other is not None and - self.type == other.type and - self.norm == other.norm and - self.pure == other.pure and - self.size == other.size and - self.scaled == other.scaled) - - def max(self): - '''Maximum representable number.''' - if self.type == FLOAT: - return VERY_LARGE - if self.type == FIXED: - return (1 << (self.size/2)) - 1 - if self.norm: - return 1 - if self.type == UNSIGNED: - return (1 << self.size) - 1 - if self.type == SIGNED: - return (1 << (self.size - 1)) - 1 - assert False - - def min(self): - '''Minimum representable number.''' - if self.type == FLOAT: - return -VERY_LARGE - if self.type == FIXED: - return -(1 << (self.size/2)) - if self.type == UNSIGNED: - return 0 - if self.norm: - return -1 - if self.type == SIGNED: - return -(1 << (self.size - 1)) - assert False - - -class Format: - '''Describe a pixel format.''' - - def __init__(self, name, layout, block_width, block_height, le_channels, le_swizzles, be_channels, be_swizzles, colorspace): - self.name = name - self.layout = layout - self.block_width = block_width - self.block_height = block_height - self.le_channels = le_channels - self.le_swizzles = le_swizzles - self.be_channels = be_channels - self.be_swizzles = be_swizzles - self.name = name - self.colorspace = colorspace - - def __str__(self): - return self.name - - def short_name(self): - '''Make up a short norm for a format, suitable to be used as suffix in - function names.''' - - name = self.name - if name.startswith('VK_FORMAT_'): - name = name[len('VK_FORMAT_'):] - name = name.lower() - return name - - def block_size(self): - size = 0 - for channel in self.le_channels: - size += channel.size - return size - - def nr_channels(self): - nr_channels = 0 - for channel in self.le_channels: - if channel.size: - nr_channels += 1 - return nr_channels - - def array_element(self): - if self.layout != PLAIN: - return None - ref_channel = self.le_channels[0] - if ref_channel.type == VOID: - ref_channel = self.le_channels[1] - for channel in self.le_channels: - if channel.size and (channel.size != ref_channel.size or channel.size % 8): - return None - if channel.type != VOID: - if channel.type != ref_channel.type: - return None - if channel.norm != ref_channel.norm: - return None - if channel.pure != ref_channel.pure: - return None - if channel.scaled != ref_channel.scaled: - return None - return ref_channel - - def is_array(self): - return self.array_element() != None - - def is_mixed(self): - if self.layout != PLAIN: - return False - ref_channel = self.le_channels[0] - if ref_channel.type == VOID: - ref_channel = self.le_channels[1] - for channel in self.le_channels[1:]: - if channel.type != VOID: - if channel.type != ref_channel.type: - return True - if channel.norm != ref_channel.norm: - return True - if channel.pure != ref_channel.pure: - return True - if channel.scaled != ref_channel.scaled: - return True - return False - - def is_pot(self): - return is_pot(self.block_size()) - - def is_int(self): - if self.layout != PLAIN: - return False - for channel in self.le_channels: - if channel.type not in (VOID, UNSIGNED, SIGNED): - return False - return True - - def is_float(self): - if self.layout != PLAIN: - return False - for channel in self.le_channels: - if channel.type not in (VOID, FLOAT): - return False - return True - - def is_bitmask(self): - if self.layout != PLAIN: - return False - if self.block_size() not in (8, 16, 32): - return False - for channel in self.le_channels: - if channel.type not in (VOID, UNSIGNED, SIGNED): - return False - return True - - def is_pure_color(self): - if self.layout != PLAIN or self.colorspace == ZS: - return False - pures = [channel.pure - for channel in self.le_channels - if channel.type != VOID] - for x in pures: - assert x == pures[0] - return pures[0] - - def channel_type(self): - types = [channel.type - for channel in self.le_channels - if channel.type != VOID] - for x in types: - assert x == types[0] - return types[0] - - def is_pure_signed(self): - return self.is_pure_color() and self.channel_type() == SIGNED - - def is_pure_unsigned(self): - return self.is_pure_color() and self.channel_type() == UNSIGNED - - def has_channel(self, id): - return self.le_swizzles[id] != SWIZZLE_NONE - - def has_depth(self): - return self.colorspace == ZS and self.has_channel(0) - - def has_stencil(self): - return self.colorspace == ZS and self.has_channel(1) - - def stride(self): - return self.block_size()/8 - - -_type_parse_map = { - '': VOID, - 'x': VOID, - 'u': UNSIGNED, - 's': SIGNED, - 'h': FIXED, - 'f': FLOAT, -} - -_swizzle_parse_map = { - 'x': SWIZZLE_X, - 'y': SWIZZLE_Y, - 'z': SWIZZLE_Z, - 'w': SWIZZLE_W, - '0': SWIZZLE_0, - '1': SWIZZLE_1, - '_': SWIZZLE_NONE, -} - -def _parse_channels(fields, layout, colorspace, swizzles): - if layout == PLAIN: - names = ['']*4 - if colorspace in (RGB, SRGB): - for i in range(4): - swizzle = swizzles[i] - if swizzle < 4: - names[swizzle] += 'rgba'[i] - elif colorspace == ZS: - for i in range(4): - swizzle = swizzles[i] - if swizzle < 4: - names[swizzle] += 'zs'[i] - else: - assert False - for i in range(4): - if names[i] == '': - names[i] = 'x' - else: - names = ['x', 'y', 'z', 'w'] - - channels = [] - for i in range(0, 4): - field = fields[i] - if field: - type = _type_parse_map[field[0]] - if field[1] == 'n': - norm = True - pure = False - scaled = False - size = int(field[2:]) - elif field[1] == 'p': - pure = True - norm = False - scaled = False - size = int(field[2:]) - elif field[1] == 's': - pure = False - norm = False - scaled = True - size = int(field[2:]) - else: - norm = False - pure = False - scaled = False - size = int(field[1:]) - else: - type = VOID - norm = False - pure = False - scaled = False - size = 0 - channel = Channel(type, norm, pure, scaled, size, names[i]) - channels.append(channel) - - return channels - -def parse(filename): - '''Parse the format description in CSV format in terms of the - Channel and Format classes above.''' - - stream = open(filename) - formats = [] - for line in stream: - try: - comment = line.index('#') - except ValueError: - pass - else: - line = line[:comment] - line = line.strip() - if not line: - continue - - fields = [field.strip() for field in line.split(',')] - if len (fields) < 10: - continue - if len (fields) == 10: - fields += fields[4:9] - assert len (fields) == 15 - - name = fields[0] - layout = fields[1] - block_width, block_height = map(int, fields[2:4]) - colorspace = fields[9] - - le_swizzles = [_swizzle_parse_map[swizzle] for swizzle in fields[8]] - le_channels = _parse_channels(fields[4:8], layout, colorspace, le_swizzles) - - be_swizzles = [_swizzle_parse_map[swizzle] for swizzle in fields[14]] - be_channels = _parse_channels(fields[10:14], layout, colorspace, be_swizzles) - - le_shift = 0 - for channel in le_channels: - channel.shift = le_shift - le_shift += channel.size - - be_shift = 0 - for channel in be_channels[3::-1]: - channel.shift = be_shift - be_shift += channel.size - - assert le_shift == be_shift - for i in range(4): - assert (le_swizzles[i] != SWIZZLE_NONE) == (be_swizzles[i] != SWIZZLE_NONE) - - format = Format(name, layout, block_width, block_height, le_channels, le_swizzles, be_channels, be_swizzles, colorspace) - formats.append(format) - return formats -