wined3d: Make sure that "tgsm_count" is not decreased while adding TGSM declarations.

Suggested by Sebastian Lackner. Signed-off-by: Józef Kucia <jkucia@codeweavers.com> Signed-off-by: Henri Verbeet <hverbeet@codeweavers.com> Signed-off-by: Alexandre Julliard <julliard@winehq.org>

wined3d: Make sure that "tgsm_count" is not decreased while adding TGSM declarations.
d4443bdc · Józef Kucia · Alexandre Julliard · 287c1851 · d4443bdc
Commit d4443bdc authored Mar 07, 2017 by Józef Kucia Committed by Alexandre Julliard Mar 07, 2017
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shader.c dlls/wined3d/shader.c +1 -1

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--- a/dlls/wined3d/shader.c
+++ b/dlls/wined3d/shader.c
@@ -884,7 +884,7 @@ static HRESULT shader_reg_maps_add_tgsm(struct wined3d_shader_reg_maps *reg_maps
            register_idx + 1, sizeof(*reg_maps->tgsm)))
        return E_OUTOFMEMORY;
-    reg_maps->tgsm_count = register_idx + 1;
+    reg_maps->tgsm_count = max(register_idx + 1, reg_maps->tgsm_count);
    tgsm = &reg_maps->tgsm[register_idx];
    tgsm->size = size;
    tgsm->stride = stride;