From 25c5eac5e6ca1035db1eddd7bea9ac78531da57e Mon Sep 17 00:00:00 2001 From: David Thompson Date: Thu, 28 Dec 2023 11:23:49 -0500 Subject: Delete manuals! Good riddance! These are hosted on files.dthompson.us now! --- manuals/chickadee/Basics.html | 140 ------------------------------------------ 1 file changed, 140 deletions(-) delete mode 100644 manuals/chickadee/Basics.html (limited to 'manuals/chickadee/Basics.html') diff --git a/manuals/chickadee/Basics.html b/manuals/chickadee/Basics.html deleted file mode 100644 index c968a8c..0000000 --- a/manuals/chickadee/Basics.html +++ /dev/null @@ -1,140 +0,0 @@ - - - - - - -Basics (The Chickadee Game Toolkit) - - - - - - - - - - - - - - - - - - - -
-

-Next: , Up: Math   [Contents][Index]

-
-
-

5.2.1 Basics

- -
-
Variable: pi
-

An essential constant for all trigonometry. Pi is the ratio of a -circle’s circumferences to its diameter. Since pi is an irrational -number, the pi in Chickadee is a mere floating point -approximation that is “good enough.” -

- -
-
Variable: pi/2
-

Half of pi. -

- -
-
Variable: tau
-

Twice pi. -

- -
-
Procedure: cotan z
-

Return the cotangent of z. -

- -
-
Procedure: clamp min max x
-

Restrict x to the inclusive range defined by min and -max. This procedure assumes that min is actually less -than max. -

- -
-
Procedure: lerp start end alpha
-

Linearly interpolate the numbers start and end using the -factor alpha, a number in the range [0, 1]. -

- -
-
Procedure: degrees->radians degrees
-

Convert degrees to radians. -

- -
-
Procedure: radians->degrees radians
-

Convert radians to degrees. -

- - - - - - -- cgit v1.2.3