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authorRob Clark <[email protected]>2016-06-24 14:28:51 -0400
committerRob Clark <[email protected]>2016-07-02 09:00:19 -0400
commitf78a6b1ce398a537d77c25b1a93f156109086975 (patch)
tree0d891e0156328ae8462f1e7cad56b373e7ab8607 /src/mesa/drivers/dri/common/xmlpool
parent202710d11057dfe4416770752cf5fd5b3f766999 (diff)
glsl: add driconf to zero-init unintialized vars
Some games are sloppy.. perhaps because it is defined behavior for DX or perhaps because nv blob driver defaults things to zero. So add driconf param to force uninitialized variables to default to zero. This issue was observed with rust, from steam store. But has surfaced elsewhere in the past. Signed-off-by: Rob Clark <[email protected]> Reviewed-by: Kenneth Graunke <[email protected]>
Diffstat (limited to 'src/mesa/drivers/dri/common/xmlpool')
-rw-r--r--src/mesa/drivers/dri/common/xmlpool/t_options.h5
1 files changed, 4 insertions, 1 deletions
diff --git a/src/mesa/drivers/dri/common/xmlpool/t_options.h b/src/mesa/drivers/dri/common/xmlpool/t_options.h
index 4b298a46112..341c3763dee 100644
--- a/src/mesa/drivers/dri/common/xmlpool/t_options.h
+++ b/src/mesa/drivers/dri/common/xmlpool/t_options.h
@@ -337,7 +337,10 @@ DRI_CONF_OPT_BEGIN_B(always_have_depth_buffer, def) \
DRI_CONF_DESC(en,gettext("Create all visuals with a depth buffer")) \
DRI_CONF_OPT_END
-
+#define DRI_CONF_GLSL_ZERO_INIT(def) \
+DRI_CONF_OPT_BEGIN_B(glsl_zero_init, def) \
+ DRI_CONF_DESC(en,gettext("Force uninitialized variables to default to zero")) \
+DRI_CONF_OPT_END
/**
* \brief Initialization configuration options