To aid in debugging gallium surface format selection issues.
---
src/mesa/state_tracker/st_format.c | 23 ++++++++++++++++++-----
1 file changed, 18 insertions(+), 5 deletions(-)
diff --git a/src/mesa/state_tracker/st_format.c
b/src/mesa/state_tracker/st_format.c
index 3f7e55e..cc72ba4 100644
--- a/src/mesa/state_tracker/st_format.c
+++ b/src/mesa/state_tracker/st_format.c
@@ -2128,8 +2128,9 @@ st_choose_format(struct st_context *st, GLenum
internalFormat,
pf = find_exact_format(internalFormat, format, type);
if (pf != PIPE_FORMAT_NONE &&
screen->is_format_supported(screen, pf,
- target, sample_count, bindings))
- return pf;
+ target, sample_count, bindings)) {
+ goto success;
+ }
/* search table for internalFormat */
for (i = 0; i < ARRAY_SIZE(format_map); i++) {
@@ -2139,15 +2140,27 @@ st_choose_format(struct st_context *st, GLenum
internalFormat,
/* Found the desired internal format. Find first pipe format
* which is supported by the driver.
*/
- return find_supported_format(screen, mapping->pipeFormats,
- target, sample_count, bindings,
- allow_dxt);
+ pf = find_supported_format(screen, mapping->pipeFormats,
+ target, sample_count, bindings,
+ allow_dxt);
+ goto success;
}
}
}
_mesa_problem(NULL, "unhandled format!\n");
return PIPE_FORMAT_NONE;
+
+success:
+ if (0) {
+ debug_printf("%s(fmt=%s, type=%s, intFmt=%s) = %s\n",
+ __FUNCTION__,
+ _mesa_enum_to_string(format),
+ _mesa_enum_to_string(type),
+ _mesa_enum_to_string(internalFormat),
+ util_format_name(pf));
+ }
+ return pf;
}
--
2.7.4
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