d3dx9: Fix register index for the scalar op case in parse_preshader().

Signed-off-by: Paul Gofman <gofmanp@gmail.com> Signed-off-by: Matteo Bruni <mbruni@codeweavers.com> Signed-off-by: Alexandre Julliard <julliard@winehq.org>

d3dx9: Fix register index for the scalar op case in parse_preshader().
90542135 · Paul Gofman · Alexandre Julliard · 733823c8 · 90542135
Commit 90542135 authored Apr 28, 2017 by Paul Gofman Committed by Alexandre Julliard Apr 28, 2017
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preshader.c dlls/d3dx9_36/preshader.c +4 -1

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--- a/dlls/d3dx9_36/preshader.c
+++ b/dlls/d3dx9_36/preshader.c
@@ -758,9 +758,12 @@ static HRESULT parse_preshader(struct d3dx_preshader *pres, unsigned int *ptr, u
            if (pres->ins[i].inputs[j].index_reg.table == PRES_REGTAB_COUNT)
            {
+                unsigned int last_component_index = pres->ins[i].scalar_op && !j ? 0
+                        : pres->ins[i].component_count - 1;
                table = pres->ins[i].inputs[j].reg.table;
                reg_idx = get_reg_offset(table, pres->ins[i].inputs[j].reg.offset
-                        + pres->ins[i].component_count - 1);
+                        + last_component_index);
            }
            else
            {