update README

README.md

@@ -9,20 +9,20 @@ glitch art "framework", ???????? language??? something?
 
 # how do?
 
-## build depedencies:
+## build depedencies (headers included):
  - zig at https://ziglang.org
  - libc, lilv and libsndfile
- - an appreciation for glitched anime girls on your hard drive
  - graphicsmagick for the `rotate` command
 
-## plugin depedencies:
- - lv2 default plugins (most specifically the eg-amp plugin)
+## plugin depedencies (only required at runtime):
+ - lv2 default plugins (most specifically the eg-amp plugin,
+    will likely be there by default)
  - the SWH plugins ( https://github.com/swh/lv2 )
  - the Invada Studio plugins ( https://launchpad.net/invada-studio/ )
 
 ```bash
 # build and install
-# assumes lilv headers are at /usr/include/lilv-0, check build.zig if different
+# assumes lilv headers are at /usr/include/lilv-0, edit build.zig if different
 git clone https://gitdab.com/luna/scritcher.git
 cd scritcher
 
@@ -31,8 +31,12 @@ zig build install --prefix ~/.local/
 # on your input image file
 convert blah.jpg blah.bmp
 
+# if you got the lv2 default amp plugin, this is runnable
 scritcher examples/middle_amp.scri blah.bmp
 
+# if not, the noise plugin does not depend on any lv2 plugin.
+scritcher examples/noise.scri blah.bmp
+
 // scritcher saves it on an incremental basis, so the first run will save to
 // blah_g1.bmp, the second saves to blah_g2.bmp, etc.
 $your_image_viewer blah_g1.bmp

build.zig

@@ -4,6 +4,8 @@ const Builder = @import("std").build.Builder;
 fn setupLinks(step: *builds.LibExeObjStep) void {
     step.linkSystemLibrary("lilv-0");
     step.linkSystemLibrary("sndfile");
+
+    // TODO 2.30 glibc
     step.linkSystemLibrary("c");
 
     step.linkSystemLibrary("GraphicsMagickWand");