docs: additional note explaining --screenpct

Co-authored-by: dabrown645 [email protected]

README.md

@@ -839,6 +839,11 @@ which Quickemu sizes to 2048x1152. Without the `--screen` option,
 Quickemu would have used the 1920x1080 monitor which results in a window
 size of 1664x936.
 
+The '--screenpct' is an optional interger value between 25 \<= pct \<
+100 which will override system default screen sizes. The VM size will be
+'pct' of the chosen screen. **If --fullscreen is chosen screen will be
+fullsize instead of being scaled down by --screenpct value.**
+
 # References
 
 Useful reference that assisted the development of Quickemu.

docs/quickemu.1

@@ -854,6 +854,12 @@ The above uses the 2560x1440 screen to compute the size of the window,
 which Quickemu sizes to 2048x1152.
 Without the \f[V]--screen\f[R] option, Quickemu would have used the
 1920x1080 monitor which results in a window size of 1664x936.
+.PP
+The `\[en]screenpct' is an optional interger value between 25 <= pct <
+100 which will override system default screen sizes.
+The VM size will be `pct' of the chosen screen.
+\f[B]If \[en]fullscreen is chosen screen will be fullsize instead of
+being scaled down by \[en]screenpct value.\f[R]
 .SH References
 .PP
 Useful reference that assisted the development of Quickemu.

docs/quickemu.1.md

@@ -624,6 +624,11 @@ which Quickemu sizes to 2048x1152. Without the `--screen` option,
 Quickemu would have used the 1920x1080 monitor which results in a window
 size of 1664x936.
 
+The '--screenpct' is an optional interger value between 25 \<= pct \<
+100 which will override system default screen sizes. The VM size will be
+'pct' of the chosen screen. **If --fullscreen is chosen screen will be
+fullsize instead of being scaled down by --screenpct value.**
+
 # References
 
 Useful reference that assisted the development of Quickemu.