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-rw-r--r--src/mame/video/turbo.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/src/mame/video/turbo.c b/src/mame/video/turbo.c
index 96ec0559f13..f5bebff4895 100644
--- a/src/mame/video/turbo.c
+++ b/src/mame/video/turbo.c
@@ -341,8 +341,8 @@ static void turbo_prepare_sprites(running_machine &machine, turbo_state *state,
VR1 = 310 Ohm
VR2 = 910 Ohm
*/
- info->step[level] = sprite_xscale(xscale, 1.0e3 * input_port_read(machine, "VR1") / 100.0, 1.0e3 * input_port_read(machine, "VR2") / 100.0, 100e-12);
- }
+ info->step[level] = sprite_xscale(xscale, 1.0e3 * machine.root_device().ioport("VR1")->read() / 100.0, 1.0e3 * machine.root_device().ioport("VR2")->read() / 100.0, 100e-12);
+ }
}
}