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ddraw: Use wined3d_bit_scan() in viewport_alloc_active_light_index().

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Signed-off-by: Henri Verbeet <hverbeet@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Henri Verbeet 2019-06-28 14:54:21 +04:30 committed by Alexandre Julliard
parent e867d986d5
commit f30248f336
1 changed files with 3 additions and 8 deletions
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11
dlls/ddraw/viewport.c
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@ -152,15 +152,10 @@ void viewport_alloc_active_light_index(struct d3d_light *light)
} }
} }
} }
map = vp->map_lights;
assert(vp->active_lights_count < DDRAW_MAX_ACTIVE_LIGHTS && map != ~0u);
i = 0; map = ~vp->map_lights;
while (map & 1) assert(vp->active_lights_count < DDRAW_MAX_ACTIVE_LIGHTS && map);
{ i = wined3d_bit_scan(&map);
map >>= 1;
++i;
}
light->active_light_index = i + 1; light->active_light_index = i + 1;
++vp->active_lights_count; ++vp->active_lights_count;
vp->map_lights |= 1u << i; vp->map_lights |= 1u << i;