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author | Brian Paul <brianp@vmware.com> | 2010-01-05 09:57:41 -0700 |
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committer | Brian Paul <brianp@vmware.com> | 2010-01-05 11:44:19 -0700 |
commit | f27e39aa4ec267fd2074a73da14bf1b4d2f8fb13 (patch) | |
tree | f2d3e7077f2e6e5a06dc3450a2643565b2b6e8ba /src/mesa/shader | |
parent | 38d8b180038eef692cbc75731d340c9fcc721784 (diff) | |
download | external_mesa3d-f27e39aa4ec267fd2074a73da14bf1b4d2f8fb13.zip external_mesa3d-f27e39aa4ec267fd2074a73da14bf1b4d2f8fb13.tar.gz external_mesa3d-f27e39aa4ec267fd2074a73da14bf1b4d2f8fb13.tar.bz2 |
mesa: change constant search behaviour in _mesa_add_unnamed_constant()
Only search for an existing, matching constant if swizzleOut is non-null.
We need to be able to disable constant consolidation when building an
array of constants which will be indexed indirectly.
Diffstat (limited to 'src/mesa/shader')
-rw-r--r-- | src/mesa/shader/prog_parameter.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/src/mesa/shader/prog_parameter.c b/src/mesa/shader/prog_parameter.c index f22492e..5822510 100644 --- a/src/mesa/shader/prog_parameter.c +++ b/src/mesa/shader/prog_parameter.c @@ -230,9 +230,8 @@ _mesa_add_named_constant(struct gl_program_parameter_list *paramList, * Add a new unnamed constant to the parameter list. This will be used * when a fragment/vertex program contains something like this: * MOV r, { 0, 1, 2, 3 }; - * We'll search the parameter list for an existing instance of the - * constant. If swizzleOut is non-null, we'll try swizzling when - * looking for a match. + * If swizzleOut is non-null we'll search the parameter list for an + * existing instance of the constant which matches with a swizzle. * * \param paramList the parameter list * \param values four float values @@ -248,7 +247,8 @@ _mesa_add_unnamed_constant(struct gl_program_parameter_list *paramList, ASSERT(size >= 1); ASSERT(size <= 4); - if (_mesa_lookup_parameter_constant(paramList, values, + if (swizzleOut && + _mesa_lookup_parameter_constant(paramList, values, size, &pos, swizzleOut)) { return pos; } |