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util: is_array/mixed/etc is only meaningful for plain formats.

This commit is contained in:
José Fonseca 2010-04-08 17:51:31 +01:00
parent 350bbc946a
commit 948ac63112
1 changed files with 10 additions and 0 deletions
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10
src/gallium/auxiliary/util/u_format_parse.py
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@ -138,6 +138,8 @@ class Format:
return nr_channels
def is_array(self):
if self.layout != PLAIN:
return False
ref_channel = self.channels[0]
for channel in self.channels[1:]:
if channel.size and (channel.size != ref_channel.size or channel.size % 8):
@ -145,6 +147,8 @@ class Format:
return True
def is_mixed(self):
if self.layout != PLAIN:
return False
ref_channel = self.channels[0]
if ref_channel.type == VOID:
ref_channel = self.channels[1]
@ -160,18 +164,24 @@ class Format:
return is_pot(self.block_size())
def is_int(self):
if self.layout != PLAIN:
return False
for channel in self.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.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.channels: