[Mesa-dev] [PATCH 14/20] mesa: Add non-normalized formats support for ubyte packing functions
Iago Toral Quiroga
itoral at igalia.com
Tue Nov 18 00:44:02 PST 2014
From: Samuel Iglesias Gonsalvez <siglesias at igalia.com>
Signed-off-by: Samuel Iglesias Gonsalvez <siglesias at igalia.com>
---
src/mesa/main/format_pack.c.mako | 10 +++++++++-
1 file changed, 9 insertions(+), 1 deletion(-)
diff --git a/src/mesa/main/format_pack.c.mako b/src/mesa/main/format_pack.c.mako
index b9f4656..97adf6e 100644
--- a/src/mesa/main/format_pack.c.mako
+++ b/src/mesa/main/format_pack.c.mako
@@ -84,7 +84,15 @@ pack_ubyte_${f.short_name()}(const GLubyte src[4], void *dst)
%endif
${channel_datatype(c)} ${c.name} =
- %if c.type == parser.UNSIGNED:
+ %if not f.is_normalized():
+ %if c.type == parser.FLOAT and c.size == 32:
+ UBYTE_TO_FLOAT(src[${i}]);
+ %elif c.type == parser.FLOAT and c.size == 16:
+ _mesa_float_to_half(UBYTE_TO_FLOAT(src[${i}]));
+ %else:
+ (${channel_datatype(c)}) src[${i}];
+ %endif
+ %elif c.type == parser.UNSIGNED:
%if f.colorspace == 'srgb' and c.name in 'rgb':
util_format_linear_to_srgb_8unorm(src[${i}]);
%else:
--
1.9.1
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