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util: Factor out the code to shorten a format name.

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This commit is contained in:
José Fonseca 2010-02-24 15:10:46 +00:00
parent a9395360f2
commit 943314f38f
2 changed files with 14 additions and 15 deletions
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19
src/gallium/auxiliary/util/u_format_access.py
View file

@ -42,17 +42,6 @@ import sys
from u_format_parse import *
def short_name(format):
'''Make up a short norm for a format, suitable to be used as suffix in
function names.'''
name = format.name
if name.startswith('PIPE_FORMAT_'):
name = name[len('PIPE_FORMAT_'):]
name = name.lower()
return name
def is_format_supported(format):
'''Determines whether we actually have the plumbing necessary to generate the
to read/write to/from this format.'''
@ -262,7 +251,7 @@ def conversion_expr(src_type, dst_type, dst_native_type, value):
def generate_format_read(format, dst_type, dst_native_type, dst_suffix):
'''Generate the function to read pixels from a particular format'''
name = short_name(format)
name = format.short_name()
src_native_type = native_type(format)
@ -350,7 +339,7 @@ def generate_format_read(format, dst_type, dst_native_type, dst_suffix):
def generate_format_write(format, src_type, src_native_type, src_suffix):
'''Generate the function to write pixels to a particular format'''
name = short_name(format)
name = format.short_name()
dst_native_type = native_type(format)
@ -427,7 +416,7 @@ def generate_read(formats, dst_type, dst_native_type, dst_suffix):
for format in formats:
if is_format_supported(format):
print ' case %s:' % format.name
print ' func = &util_format_%s_read_%s;' % (short_name(format), dst_suffix)
print ' func = &util_format_%s_read_%s;' % (format.short_name(), dst_suffix)
print ' break;'
print ' default:'
print ' debug_printf("unsupported format\\n");'
@ -454,7 +443,7 @@ def generate_write(formats, src_type, src_native_type, src_suffix):
for format in formats:
if is_format_supported(format):
print ' case %s:' % format.name
print ' func = &util_format_%s_write_%s;' % (short_name(format), src_suffix)
print ' func = &util_format_%s_write_%s;' % (format.short_name(), src_suffix)
print ' break;'
print ' default:'
print ' debug_printf("unsupported format\\n");'

10
src/gallium/auxiliary/util/u_format_parse.py
View file

@ -77,6 +77,16 @@ class Format:
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('PIPE_FORMAT_'):
name = name[len('PIPE_FORMAT_'):]
name = name.lower()
return name
def block_size(self):
size = 0
for type in self.in_types: