MSVC replaces the "F" in "255.0F" with the macro argument which leads
to an error. s/F/FLT/ to avoid that.
It turns out we weren't using this macro at all on MSVC until the
recent "mesa: Drop USE_IEEE define." change.
---
src/mesa/main/macros.h | 9 +++++----
1 file changed, 5 insertions(+), 4 deletions(-)
diff --git a/src/mesa/main/macros.h b/src/mesa/main/macros.h
index 7b6148d..b3e214f 100644
--- a/src/mesa/main/macros.h
+++ b/src/mesa/main/macros.h
@@ -144,23 +144,24 @@ extern GLfloat _mesa_ubyte_to_float_color_tab[256];
/* This function/macro is sensitive to precision. Test very carefully
* if you change it!
*/
-#define UNCLAMPED_FLOAT_TO_UBYTE(UB, F)
\
+#define UNCLAMPED_FLOAT_TO_UBYTE(UB, FLT) \
do { \
fi_type __tmp; \
- __tmp.f = (F); \
+ __tmp.f = (FLT); \
if (__tmp.i < 0) \
UB = (GLubyte) 0;
\
else if (__tmp.i >= IEEE_ONE) \
UB = (GLubyte) 255; \
else { \
__tmp.f = __tmp.f * (255.0F/256.0F) + 32768.0F; \
+ __tmp.f = __tmp.f * (float) ((255.0/256.0) + 32768.0); \
UB = (GLubyte) __tmp.i; \
} \
} while (0)
-#define CLAMPED_FLOAT_TO_UBYTE(UB, F) \
+#define CLAMPED_FLOAT_TO_UBYTE(UB, FLT)
\
do { \
fi_type __tmp; \
- __tmp.f = (F) * (255.0F/256.0F) + 32768.0F; \
+ __tmp.f = (FLT) * (255.0F/256.0F) + 32768.0F; \
UB = (GLubyte) __tmp.i; \
} while (0)
#else
--
1.7.10.4
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