From f0c2ea083dbe6b3c8491dbd151430892ec5584b0 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Juha=20Vehvil=C3=A4inen?= Date: Thu, 20 Jun 2002 11:32:15 +0000 Subject: This commit was generated by cvs2svn to compensate for changes in r17, which included commits to RCS files with non-trunk default branches. svn path=/trunk/externals/vbap/; revision=18 --- vbap-help.pd | 52 ++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 52 insertions(+) create mode 100644 vbap-help.pd (limited to 'vbap-help.pd') diff --git a/vbap-help.pd b/vbap-help.pd new file mode 100644 index 0000000..7a1f979 --- /dev/null +++ b/vbap-help.pd @@ -0,0 +1,52 @@ +#N canvas 91 360 949 493 10; +#X obj 112 257 vbap 0 0; +#X obj 134 319 print; +#X obj 62 113 define_loudspeakers 3 -45 0 45 0 0 45 180 45; +#X msg 62 87 bang; +#X text 442 79 1 Use define_loudspeakers to list the speaker positions. +The example here defines loudspeakers in three dimensions (the first +parameter). For each speaker \, define its azimuth and elevation. Here +we have speakers front left and right with no elevation (-45 0 45 0) +and front and back with 45 degrees of elevation (0 45 180 45). Send +the data to vbap.; +#X floatatom 129 223 5 0 0; +#X floatatom 173 223 5 0 0; +#X floatatom 217 223 5 0 0; +#X msg 112 179 bang; +#X obj 112 356 route 0 1 2 3; +#X floatatom 112 415 10 0 0; +#X floatatom 191 415 10 0 0; +#X floatatom 270 415 10 0 0; +#X floatatom 349 415 10 0 0; +#X text 442 169 In two dimensions \, only specify the azimuth. (for +example "define_loudspeakers 2 -45 45 0 180"; +#X text 151 201 azimuth \, elevation and spread; +#X text 444 352 For an example of how to use vbap with matrix~ from +zexy-library \, see vbap-demo.pd.; +#X text 63 21 VBAP and define_loudspeakers; +#X text 444 300 The spread-parameter can be used to prevent a situation +where sound is coming from one speaker only \, which would make speaker +positions "visible". The range is 0 to 100; +#X floatatom 152 286 5 0 0; +#X floatatom 196 286 5 0 0; +#X floatatom 240 286 5 0 0; +#X text 178 306 actual location; +#X text 444 222 2 For vbap \, give azimuth and elevation for the desired +location. Bang the first inlet and vbap will output gain-factors for +each speaker and the actual location produced. This can be different +from the desired one depending where your speakers are.; +#X connect 0 0 1 0; +#X connect 0 0 9 0; +#X connect 0 1 19 0; +#X connect 0 2 20 0; +#X connect 0 3 21 0; +#X connect 2 0 0 0; +#X connect 3 0 2 0; +#X connect 5 0 0 1; +#X connect 6 0 0 2; +#X connect 7 0 0 3; +#X connect 8 0 0 0; +#X connect 9 0 10 0; +#X connect 9 1 11 0; +#X connect 9 2 12 0; +#X connect 9 3 13 0; -- cgit v1.2.1