gallium/auxiliary/vl: Include src region in scale_y calculation
Signed-off-by: Thong Thai thong.thai@amd.com Closes: #3521 (closed) Reviewed-by: Leo Liu leo.liu@amd.com Part-of: !6736 (merged) Cc: 20.2
Signed-off-by: Thong Thai thong.thai@amd.com Closes: #3521 (closed) Reviewed-by: Leo Liu leo.liu@amd.com Part-of: !6736 (merged) Cc: 20.2