diff options
Diffstat (limited to 'src/gallium')
| -rw-r--r-- | src/gallium/auxiliary/Makefile | 3 | ||||
| -rw-r--r-- | src/gallium/auxiliary/SConscript | 9 | ||||
| -rw-r--r-- | src/gallium/auxiliary/util/.gitignore | 1 | ||||
| -rw-r--r-- | src/gallium/auxiliary/util/u_format.c | 146 | ||||
| -rw-r--r-- | src/gallium/auxiliary/util/u_format_access.py | 344 | ||||
| -rw-r--r-- | src/gallium/auxiliary/util/u_format_pack.py | 15 |
6 files changed, 163 insertions, 355 deletions
diff --git a/src/gallium/auxiliary/Makefile b/src/gallium/auxiliary/Makefile index 903c5a331ce..4df3fbd1327 100644 --- a/src/gallium/auxiliary/Makefile +++ b/src/gallium/auxiliary/Makefile @@ -105,7 +105,7 @@ C_SOURCES = \ util/u_cpu_detect.c \ util/u_dl.c \ util/u_draw_quad.c \ - util/u_format_access.c \ + util/u_format.c \ util/u_format_table.c \ util/u_format_tests.c \ util/u_gen_mipmap.c \ @@ -167,7 +167,6 @@ GALLIVM_CPP_SOURCES = \ GENERATED_SOURCES = \ indices/u_indices_gen.c \ indices/u_unfilled_gen.c \ - util/u_format_access.c \ util/u_format_table.c diff --git a/src/gallium/auxiliary/SConscript b/src/gallium/auxiliary/SConscript index 772ab415235..db2c13ce5bd 100644 --- a/src/gallium/auxiliary/SConscript +++ b/src/gallium/auxiliary/SConscript @@ -30,13 +30,6 @@ env.CodeGenerate( command = 'python $SCRIPT $SOURCE > $TARGET' ) -env.CodeGenerate( - target = 'util/u_format_access.c', - script = 'util/u_format_access.py', - source = ['util/u_format.csv'], - command = 'python $SCRIPT $SOURCE > $TARGET' -) - source = [ 'cso_cache/cso_context.c', 'cso_cache/cso_cache.c', @@ -142,7 +135,7 @@ source = [ 'util/u_dump_state.c', 'util/u_dl.c', 'util/u_draw_quad.c', - 'util/u_format_access.c', + 'util/u_format.c', 'util/u_format_table.c', 'util/u_format_tests.c', 'util/u_gen_mipmap.c', diff --git a/src/gallium/auxiliary/util/.gitignore b/src/gallium/auxiliary/util/.gitignore index 29c586c9b51..53fe9b8a652 100644 --- a/src/gallium/auxiliary/util/.gitignore +++ b/src/gallium/auxiliary/util/.gitignore @@ -1,2 +1 @@ -u_format_access.c u_format_table.c diff --git a/src/gallium/auxiliary/util/u_format.c b/src/gallium/auxiliary/util/u_format.c new file mode 100644 index 00000000000..11ef839ec19 --- /dev/null +++ b/src/gallium/auxiliary/util/u_format.c @@ -0,0 +1,146 @@ +/************************************************************************** + * + * 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. + * + **************************************************************************/ + +/** + * @file + * Pixel format accessor functions. + * + * @author Jose Fonseca <[email protected]> + */ + +#include "u_format.h" + + +void +util_format_read_4f(enum pipe_format format, + float *dst, unsigned dst_stride, + const void *src, unsigned src_stride, + unsigned x, unsigned y, unsigned w, unsigned h) +{ + const struct util_format_description *format_desc; + const uint8_t *src_row; + float *dst_row; + unsigned row_blocks; + unsigned i; + + format_desc = util_format_description(format); + + assert(x % format_desc->block.width == 0); + assert(y % format_desc->block.height == 0); + + src_row = (const uint8_t *)src + y*src_stride + x*(format_desc->block.bits/8); + dst_row = dst; + row_blocks = (w + format_desc->block.width - 1) / format_desc->block.width; + + for (i = 0; i < h; i += format_desc->block.height) { + format_desc->unpack_float(dst_row, src_row, row_blocks); + src_row += src_stride; + dst_row += dst_stride/sizeof(*dst_row); + } +} + + +void +util_format_write_4f(enum pipe_format format, + const float *src, unsigned src_stride, + void *dst, unsigned dst_stride, + unsigned x, unsigned y, unsigned w, unsigned h) +{ + const struct util_format_description *format_desc; + uint8_t *dst_row; + const float *src_row; + unsigned row_blocks; + unsigned i; + + format_desc = util_format_description(format); + + assert(x % format_desc->block.width == 0); + assert(y % format_desc->block.height == 0); + + dst_row = (uint8_t *)dst + y*dst_stride + x*(format_desc->block.bits/8); + src_row = src; + row_blocks = (w + format_desc->block.width - 1) / format_desc->block.width; + + for (i = 0; i < h; i += format_desc->block.height) { + format_desc->pack_float(dst_row, src_row, row_blocks); + dst_row += dst_stride; + src_row += src_stride/sizeof(*src_row); + } +} + + +void +util_format_read_4ub(enum pipe_format format, uint8_t *dst, unsigned dst_stride, const void *src, unsigned src_stride, unsigned x, unsigned y, unsigned w, unsigned h) +{ + const struct util_format_description *format_desc; + const uint8_t *src_row; + uint8_t *dst_row; + unsigned row_blocks; + unsigned i; + + format_desc = util_format_description(format); + + assert(x % format_desc->block.width == 0); + assert(y % format_desc->block.height == 0); + + src_row = (const uint8_t *)src + y*src_stride + x*(format_desc->block.bits/8); + dst_row = dst; + row_blocks = (w + format_desc->block.width - 1) / format_desc->block.width; + + for (i = 0; i < h; i += format_desc->block.height) { + format_desc->unpack_8unorm(dst_row, src_row, row_blocks); + src_row += src_stride; + dst_row += dst_stride/sizeof(*dst_row); + } +} + + +void +util_format_write_4ub(enum pipe_format format, const uint8_t *src, unsigned src_stride, void *dst, unsigned dst_stride, unsigned x, unsigned y, unsigned w, unsigned h) +{ + const struct util_format_description *format_desc; + uint8_t *dst_row; + const uint8_t *src_row; + unsigned row_blocks; + unsigned i; + + format_desc = util_format_description(format); + + assert(x % format_desc->block.width == 0); + assert(y % format_desc->block.height == 0); + + dst_row = (uint8_t *)dst + y*dst_stride + x*(format_desc->block.bits/8); + src_row = src; + row_blocks = (w + format_desc->block.width - 1) / format_desc->block.width; + + for (i = 0; i < h; i += format_desc->block.height) { + format_desc->pack_8unorm(dst_row, src_row, row_blocks); + dst_row += dst_stride; + src_row += src_stride/sizeof(*src_row); + } +} + diff --git a/src/gallium/auxiliary/util/u_format_access.py b/src/gallium/auxiliary/util/u_format_access.py deleted file mode 100644 index 1c76d9a79da..00000000000 --- a/src/gallium/auxiliary/util/u_format_access.py +++ /dev/null @@ -1,344 +0,0 @@ -#!/usr/bin/env python - -''' -/************************************************************************** - * - * 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. - * - **************************************************************************/ - -/** - * @file - * Pixel format accessor functions. - * - * @author Jose Fonseca <[email protected]> - */ -''' - - -import math -import sys - -from u_format_pack import * - - -def is_format_supported(format): - '''Determines whether we actually have the plumbing necessary to generate the - to read/write to/from this format.''' - - # FIXME: Ideally we would support any format combination here. - - # XXX: It should be straightforward to support srgb - if format.colorspace not in ('rgb', 'zs'): - return False - - if format.layout != PLAIN: - return False - - for i in range(4): - channel = format.channels[i] - if channel.type not in (VOID, UNSIGNED, FLOAT): - return False - if channel.type == FLOAT: - if channel.size not in (32, 64) or format.is_mixed(): - return False - - # We can only read a color from a depth/stencil format if the depth channel is present - if format.colorspace == 'zs' and format.swizzles[0] == SWIZZLE_NONE: - return False - - return True - - -def native_type(format): - '''Get the native appropriate for a format.''' - - if format.layout == PLAIN: - if not format.is_array(): - # For arithmetic pixel formats return the integer type that matches the whole pixel - return 'uint%u_t' % format.block_size() - else: - # For array pixel formats return the integer type that matches the color channel - channel = format.channels[0] - if channel.type in (UNSIGNED, VOID): - return 'uint%u_t' % channel.size - elif channel.type == SIGNED: - return 'int%u_t' % channel.size - elif channel.type == FLOAT: - if channel.size == 32: - return 'float' - elif channel.size == 64: - return 'double' - else: - assert False - else: - assert False - else: - assert False - - -def generate_srgb_tables(): - print 'static ubyte srgb_to_linear[256] = {' - for i in range(256): - print ' %s,' % (int(math.pow((i / 255.0 + 0.055) / 1.055, 2.4) * 255)) - print '};' - print - print 'static ubyte linear_to_srgb[256] = {' - print ' 0,' - for i in range(1, 256): - print ' %s,' % (int((1.055 * math.pow(i / 255.0, 0.41666) - 0.055) * 255)) - print '};' - print - - -def generate_format_read(format, dst_channel, dst_native_type, dst_suffix): - '''Generate the function to read pixels from a particular format''' - - name = format.short_name() - - src_native_type = native_type(format) - - print 'static void' - print 'util_format_%s_read_%s(%s *dst, unsigned dst_stride, const uint8_t *src, unsigned src_stride, unsigned x0, unsigned y0, unsigned w, unsigned h)' % (name, dst_suffix, dst_native_type) - print '{' - print ' unsigned x, y;' - print ' const uint8_t *src_row = src + y0*src_stride;' - print ' %s *dst_row = dst;' % dst_native_type - print ' for (y = 0; y < h; ++y) {' - print ' const %s *src_pixel = (const %s *)(src_row + x0*%u);' % (src_native_type, src_native_type, format.stride()) - print ' %s *dst_pixel = dst_row;' %dst_native_type - print ' for (x = 0; x < w; ++x) {' - - names = ['']*4 - if format.colorspace == 'rgb': - for i in range(4): - swizzle = format.swizzles[i] - if swizzle < 4: - names[swizzle] += 'rgba'[i] - elif format.colorspace == 'zs': - swizzle = format.swizzles[0] - if swizzle < 4: - names[swizzle] = 'z' - else: - assert False - else: - assert False - - if format.layout == PLAIN: - if not format.is_array(): - print ' %s pixel = *src_pixel++;' % src_native_type - shift = 0; - for i in range(4): - src_channel = format.channels[i] - width = src_channel.size - if names[i]: - value = 'pixel' - mask = (1 << width) - 1 - if shift: - value = '(%s >> %u)' % (value, shift) - if shift + width < format.block_size(): - value = '(%s & 0x%x)' % (value, mask) - value = conversion_expr(src_channel, dst_channel, dst_native_type, value) - print ' %s %s = %s;' % (dst_native_type, names[i], value) - shift += width - else: - for i in range(4): - src_channel = format.channels[i] - if names[i]: - value = 'src_pixel[%u]' % i - value = conversion_expr(src_channel, dst_channel, dst_native_type, value) - print ' %s %s = %s;' % (dst_native_type, names[i], value) - print ' src_pixel += %u;' % (format.nr_channels()) - else: - assert False - - for i in range(4): - if format.colorspace == 'rgb': - swizzle = format.swizzles[i] - if swizzle < 4: - value = names[swizzle] - elif swizzle == SWIZZLE_0: - value = '0' - elif swizzle == SWIZZLE_1: - value = get_one(dst_channel) - else: - assert False - elif format.colorspace == 'zs': - if i < 3: - value = 'z' - else: - value = get_one(dst_channel) - else: - assert False - print ' *dst_pixel++ = %s; /* %s */' % (value, 'rgba'[i]) - - print ' }' - print ' src_row += src_stride;' - print ' dst_row += dst_stride/sizeof(*dst_row);' - print ' }' - print '}' - print - - -def generate_format_write(format, src_channel, src_native_type, src_suffix): - '''Generate the function to write pixels to a particular format''' - - name = format.short_name() - - dst_native_type = native_type(format) - - print 'static void' - print 'util_format_%s_write_%s(const %s *src, unsigned src_stride, uint8_t *dst, unsigned dst_stride, unsigned x0, unsigned y0, unsigned w, unsigned h)' % (name, src_suffix, src_native_type) - print '{' - print ' unsigned x, y;' - print ' uint8_t *dst_row = dst + y0*dst_stride;' - print ' const %s *src_row = src;' % src_native_type - print ' for (y = 0; y < h; ++y) {' - print ' %s *dst_pixel = (%s *)(dst_row + x0*%u);' % (dst_native_type, dst_native_type, format.stride()) - print ' const %s *src_pixel = src_row;' %src_native_type - print ' for (x = 0; x < w; ++x) {' - - inv_swizzle = format.inv_swizzles() - - if format.layout == PLAIN: - if not format.is_array(): - print ' %s pixel = 0;' % dst_native_type - shift = 0; - for i in range(4): - dst_channel = format.channels[i] - width = dst_channel.size - if inv_swizzle[i] is not None: - value = 'src_pixel[%u]' % inv_swizzle[i] - value = conversion_expr(src_channel, dst_channel, dst_native_type, value) - if shift: - value = '(%s << %u)' % (value, shift) - print ' pixel |= %s;' % value - shift += width - print ' *dst_pixel++ = pixel;' - else: - for i in range(4): - dst_channel = format.channels[i] - if inv_swizzle[i] is not None: - value = 'src_pixel[%u]' % inv_swizzle[i] - value = conversion_expr(src_channel, dst_channel, dst_native_type, value) - print ' *dst_pixel++ = %s;' % value - else: - assert False - print ' src_pixel += 4;' - - print ' }' - print ' dst_row += dst_stride;' - print ' src_row += src_stride/sizeof(*src_row);' - print ' }' - print '}' - print - - -def generate_read(formats, dst_channel, dst_native_type, dst_suffix): - '''Generate the dispatch function to read pixels from any format''' - - for format in formats: - if is_format_supported(format): - generate_format_read(format, dst_channel, dst_native_type, dst_suffix) - - print 'void' - print 'util_format_read_%s(enum pipe_format format, %s *dst, unsigned dst_stride, const void *src, unsigned src_stride, unsigned x, unsigned y, unsigned w, unsigned h)' % (dst_suffix, dst_native_type) - print '{' - print ' void (*func)(%s *dst, unsigned dst_stride, const uint8_t *src, unsigned src_stride, unsigned x0, unsigned y0, unsigned w, unsigned h);' % dst_native_type - print ' switch(format) {' - for format in formats: - if is_format_supported(format): - print ' case %s:' % format.name - print ' func = &util_format_%s_read_%s;' % (format.short_name(), dst_suffix) - print ' break;' - print ' default:' - print ' debug_printf("unsupported format\\n");' - print ' return;' - print ' }' - print ' func(dst, dst_stride, (const uint8_t *)src, src_stride, x, y, w, h);' - print '}' - print - - -def generate_write(formats, src_channel, src_native_type, src_suffix): - '''Generate the dispatch function to write pixels to any format''' - - for format in formats: - if is_format_supported(format): - generate_format_write(format, src_channel, src_native_type, src_suffix) - - print 'void' - print 'util_format_write_%s(enum pipe_format format, const %s *src, unsigned src_stride, void *dst, unsigned dst_stride, unsigned x, unsigned y, unsigned w, unsigned h)' % (src_suffix, src_native_type) - - print '{' - print ' void (*func)(const %s *src, unsigned src_stride, uint8_t *dst, unsigned dst_stride, unsigned x0, unsigned y0, unsigned w, unsigned h);' % src_native_type - print ' switch(format) {' - for format in formats: - if is_format_supported(format): - print ' case %s:' % format.name - print ' func = &util_format_%s_write_%s;' % (format.short_name(), src_suffix) - print ' break;' - print ' default:' - print ' debug_printf("unsupported format\\n");' - print ' return;' - print ' }' - print ' func(src, src_stride, (uint8_t *)dst, dst_stride, x, y, w, h);' - print '}' - print - - -def main(): - formats = [] - for arg in sys.argv[1:]: - formats.extend(parse(arg)) - - print '/* This file is autogenerated by u_format_access.py from u_format.csv. Do not edit directly. */' - print - # This will print the copyright message on the top of this file - print __doc__.strip() - print - print '#include "pipe/p_compiler.h"' - print '#include "u_math.h"' - print '#include "u_format.h"' - print - - generate_srgb_tables() - - type = Channel(FLOAT, False, 32) - native_type = 'float' - suffix = '4f' - - generate_read(formats, type, native_type, suffix) - generate_write(formats, type, native_type, suffix) - - type = Channel(UNSIGNED, True, 8) - native_type = 'uint8_t' - suffix = '4ub' - - generate_read(formats, type, native_type, suffix) - generate_write(formats, type, native_type, suffix) - - -if __name__ == '__main__': - main() diff --git a/src/gallium/auxiliary/util/u_format_pack.py b/src/gallium/auxiliary/util/u_format_pack.py index f40b3bdf2ec..4831912f029 100644 --- a/src/gallium/auxiliary/util/u_format_pack.py +++ b/src/gallium/auxiliary/util/u_format_pack.py @@ -38,6 +38,7 @@ import sys +import math from u_format_parse import * @@ -90,6 +91,20 @@ def generate_format_type(format): print +def generate_srgb_tables(): + print 'static ubyte srgb_to_linear[256] = {' + for i in range(256): + print ' %s,' % (int(math.pow((i / 255.0 + 0.055) / 1.055, 2.4) * 255)) + print '};' + print + print 'static ubyte linear_to_srgb[256] = {' + print ' 0,' + for i in range(1, 256): + print ' %s,' % (int((1.055 * math.pow(i / 255.0, 0.41666) - 0.055) * 255)) + print '};' + print + + def bswap_format(format): '''Generate a structure that describes the format.''' |