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author angelosa <salese_corp_ltd@email.it>2017-10-17 04:41:52 +0200
committer angelosa <salese_corp_ltd@email.it>2017-10-17 05:39:40 +0200
commit798035cde30c3cd04cd258891234fd37fc287922 (patch)
tree27e4686c33f6b1c015d8f215eb52ef1d4be48976
parent9e8160cf7ed8e822143e29b6e470f4daf78a3860 (diff)
Proposed fix for MT #06154 (nw)
-rw-r--r--src/emu/ioport.cpp8
1 files changed, 7 insertions, 1 deletions
diff --git a/src/emu/ioport.cpp b/src/emu/ioport.cpp
index 4ee034a10d0..3e515c08079 100644
--- a/src/emu/ioport.cpp
+++ b/src/emu/ioport.cpp
@@ -3388,7 +3388,13 @@ analog_field::analog_field(ioport_field &field)
// relative controls reverse from 1 past their max range
if (m_wraps)
- m_reverse_val -= INPUT_RELATIVE_PER_PIXEL;
+ {
+ // wrap by 1 in positional input type
+ if(field.type() == IPT_POSITIONAL || field.type() == IPT_POSITIONAL_V)
+ m_reverse_val --;
+ else
+ m_reverse_val -= INPUT_RELATIVE_PER_PIXEL;
+ }
}
}