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authorKeith Whitwell <keithw@vmware.com>2009-05-05 12:12:28 +0100
committerKeith Whitwell <keithw@vmware.com>2009-05-05 13:14:53 +0100
commit113403ef51e2ec764db061aabf569d6f1a1a3ef0 (patch)
treec21df3f7acaa4406a48200bb4dfa59073257c1a0 /src/mesa/main/context.c
parent22b417b75ce0e6658a5d1e0e80cb6c3fdf631774 (diff)
mesa: more complete fix for transform_invarient glitches
Add a new flag mvp_with_dp4 in the context, and use that to switch both ffvertex.c and programopt.c vertex transformation code to either DP4 or MUL/MAD implementations.
Diffstat (limited to 'src/mesa/main/context.c')
-rw-r--r--src/mesa/main/context.c13
1 files changed, 13 insertions, 0 deletions
diff --git a/src/mesa/main/context.c b/src/mesa/main/context.c
index 016284de9a..d780f91f04 100644
--- a/src/mesa/main/context.c
+++ b/src/mesa/main/context.c
@@ -1522,4 +1522,17 @@ _mesa_Flush(void)
}
+/**
+ * Set mvp_with_dp4 flag. If a driver has a preference for DP4 over
+ * MUL/MAD, or vice versa, call this function to register that.
+ * Otherwise we default to MUL/MAD.
+ */
+void
+_mesa_set_mvp_with_dp4( GLcontext *ctx,
+ GLboolean flag )
+{
+ ctx->mvp_with_dp4 = flag;
+}
+
+
/*@}*/