Add trace files for examining menu volume values.

Subversion-branch: /research
Subversion-revision: 1481

opl/README

@@ -13,3 +13,6 @@ Research data from investigating Chocolate Doom OPL MIDI playback.
 
     droplay           Test program for playing back DOSBox raw OPL files.
 
+    volume            Examination of how scale level values are affected by
+                      menu volume setting.
+

opl/volume/README

@@ -0,0 +1,3 @@
+Examination of how scale level values are affected by music volume setting
+on menu.
+

opl/volume/table.txt

@@ -0,0 +1,21 @@
+Volume
+
+00      3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f 3f   0.000
+01      39 39 39 39 39 39    39 3a 3a 3a 3a 3a 3a 3a 3a 3b 3b 3b    3b   0.107
+02      33 33 33 33 34 34    34 35 35 35 35 35 36 36 36 36 36 37    37   0.214
+03      2d 2e 2e 2e 2f 2f 2f 30 30 30 31 31 31 31 32 32 32 33 33    34   0.321
+04      27 27 27 28 28 29 29 2a 2a 2a 2b 2b 2c 2c 2d 2d 2e 2e 2e    2f   0.429
+05      20 20 21 21 22 23    24 24 25 26 26 27 27 28 28 29 29 2a    2b   0.554
+06      1b 1c 1c 1d 1e 1e 1f 20 20 21 22 22 23 24 24 25 25 26 27    28   0.643
+07      17 17 18 19 1a 1a 1b 1c 1c 1d 1e 1f 20 20 21 21 22 23 24    25   0.714
+08
+09      10 11 11 12 13 14 15 16 17 17 18 19 1a 1b 1c 1d 1d 1e 1f    20   0.839
+10
+11      0b 0b 0c 0d 0e 0f 10 11 12 13 14 14 15 17 17 19 1a 1a 1b    1d   0.929
+12
+13
+14
+15      07 08 09 0a 0b 0c 0d 0e 0f 10 11 12 13 14 15 16 17 18 19 1a 1b   1.000
+
+
+