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i965: Fix new FS gen6 interpolation for sparsely-populated arrays.

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We'd overwrite the same element twice.
This commit is contained in:
Eric Anholt 2010-10-08 11:14:48 -07:00
parent 624ce6f61b
commit cac04a9397
1 changed files with 1 additions and 1 deletions
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2
src/mesa/drivers/dri/i965/brw_fs.cpp
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@ -813,9 +813,9 @@ fs_visitor::emit_general_interpolation(ir_variable *ir)
fs_reg(interp)));
attr.reg_offset++;
}
attr.reg_offset -= type->vector_elements;
if (intel->gen < 6) {
attr.reg_offset -= type->vector_elements;
for (unsigned int c = 0; c < type->vector_elements; c++) {
emit(fs_inst(BRW_OPCODE_MUL,
attr,