From ce098e12475cfe0a40c5be4c3c0913501cb02ecc Mon Sep 17 00:00:00 2001
From: Nick Rivera
Date: Mon, 10 Oct 2016 23:28:37 -0700
Subject: Fixed analog stick ranges to be [0, 255]

---
 frontend/libretro.c | 13 +++++++++----
 1 file changed, 9 insertions(+), 4 deletions(-)

(limited to 'frontend')

diff --git a/frontend/libretro.c b/frontend/libretro.c
index bab3060..f9be756 100644
--- a/frontend/libretro.c
+++ b/frontend/libretro.c
@@ -1464,6 +1464,11 @@ static void update_variables(bool in_flight)
    }
 }
 
+static int min(int a, int b)
+{
+    return a < b ? a : b;
+}
+
 void retro_run(void)
 {
     int i;
@@ -1489,10 +1494,10 @@ void retro_run(void)
 
 		if (in_type[i] == PSE_PAD_TYPE_ANALOGPAD)
 		{
-			in_analog_left[i][0] = (input_state_cb(i, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X) / 256) + 128;
-			in_analog_left[i][1] = (input_state_cb(i, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y) / 256) + 128;
-			in_analog_right[i][0] = (input_state_cb(i, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X) / 256) + 128;
-			in_analog_right[i][1] = (input_state_cb(i, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y) / 256) + 128;
+			in_analog_left[i][0] = min((input_state_cb(i, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X) / 255) + 128, 255);
+			in_analog_left[i][1] = min((input_state_cb(i, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y) / 255) + 128, 255);
+			in_analog_right[i][0] = min((input_state_cb(i, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X) / 255) + 128, 255);
+			in_analog_right[i][1] = min((input_state_cb(i, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y) / 255) + 128, 255);
 		}
 	}
 
-- 
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