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authorStéphane Marchesin <[email protected]>2011-07-03 19:44:02 -0700
committerStéphane Marchesin <[email protected]>2011-07-06 02:17:30 -0700
commitcc78eb63cdc0022684ca6816f258ea4492431916 (patch)
tree02e2b656562636397bd6f533748b452d6283fdb7 /src
parent26e7436ad3e757ed10cb477f76ab3fdce9710923 (diff)
i915g: Add comment about DDX/DDY.
Diffstat (limited to 'src')
-rw-r--r--src/gallium/drivers/i915/i915_fpc_translate.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/gallium/drivers/i915/i915_fpc_translate.c b/src/gallium/drivers/i915/i915_fpc_translate.c
index 0cbd4f2d748..df606e27e26 100644
--- a/src/gallium/drivers/i915/i915_fpc_translate.c
+++ b/src/gallium/drivers/i915/i915_fpc_translate.c
@@ -450,6 +450,7 @@ emit_simple_arith_swap2(struct i915_fp_compile *p,
*
* Possible concerns:
*
+ * DDX, DDY -- return 0
* SIN, COS -- could use another taylor step?
* LIT -- results seem a little different to sw mesa
* LOG -- different to mesa on negative numbers, but this is conformant.