This patch fixes a bug in big-endian handling, where the previous
swizzle info wasn't cleared before a new swizzle info was inserted into
the format field using a bitwise-OR operation.
Signed-off-by: Oded Gabbay <oded.gab...@gmail.com>
CC: "10.5 10.6" <mesa-sta...@lists.freedesktop.org>
---
src/mesa/main/formats.h | 3 +++
1 file changed, 3 insertions(+)
diff --git a/src/mesa/main/formats.h b/src/mesa/main/formats.h
index 7e451ca..eacd8b7 100644
--- a/src/mesa/main/formats.h
+++ b/src/mesa/main/formats.h
@@ -191,6 +191,9 @@ static inline void
_mesa_array_format_set_swizzle(mesa_array_format *f,
int32_t x, int32_t y, int32_t z, int32_t w)
{
+ /* clear old swizzle info */
+ *f &= ~((0x7 << 8) | (0x7 << 11) | (0x7 << 14) | (0x7 << 17));
+
*f |= ((x << 8 ) & MESA_ARRAY_FORMAT_SWIZZLE_X_MASK) |
((y << 11) & MESA_ARRAY_FORMAT_SWIZZLE_Y_MASK) |
((z << 14) & MESA_ARRAY_FORMAT_SWIZZLE_Z_MASK) |
--
2.4.3
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