From: akr <akr>
Date: Thu, 26 Oct 2000 15:36:27 +0000 (+0000)
Subject: munsell-conv.el, munsell.el: combine hue-minor and hue-major.
X-Git-Url: http://git.chise.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=1c1d8dad006c1df3a375e74f7c3e500516704583;p=elisp%2Fmunsell.git

munsell-conv.el, munsell.el: combine hue-minor and hue-major.
---

diff --git a/munsell-conv.el b/munsell-conv.el
index b2818cf..29b3a08 100644
--- a/munsell-conv.el
+++ b/munsell-conv.el
@@ -8,14 +8,12 @@
 (put 'munsell-split 'lisp-indent-function 2)
 (defmacro munsell-split (color-expr vars body &optional invalid-action)
   (let ((color-var (make-symbol "_color"))
-	(hue-minor-var (nth 0 vars))
-	(hue-major-var (nth 1 vars))
-	(value-var (nth 2 vars))
-	(chroma-var (nth 3 vars)))
+	(hue-var (nth 0 vars))
+	(value-var (nth 1 vars))
+	(chroma-var (nth 2 vars)))
     `(let ((,color-var ,color-expr))
        (if (string-match "^\\([0-9]+\\(\\.[0-9]*\\)?\\)\\(B\\|BG\\|G\\|GY\\|Y\\|YR\\|R\\|RP\\|P\\|PB\\)\\([0-9]+\\(\\.[0-9]*\\)?\\)/\\([0-9]+\\(\\.[0-9]*\\)?\\)$" ,color-var)
-	   (let ((,hue-minor-var (string-to-number (match-string 1 ,color-var)))
-		 (,hue-major-var (match-string 3 ,color-var))
+	   (let ((,hue-var (cons (string-to-number (match-string 1 ,color-var)) (match-string 3 ,color-var)))
 		 (,value-var (string-to-number (match-string 4 ,color-var)))
 		 (,chroma-var (string-to-number (match-string 6 ,color-var))))
 	     ,body)
@@ -23,13 +21,13 @@
 	   invalid-action
 	   `(error "invalid munsell color: %s" ,color-var))))))
 
-(defun munsell-round (h-minor h-major v c hue-round value-round chroma-round)
+(defun munsell-round (h v c hue-round value-round chroma-round)
   (concat
-   (let ((h2 (* 5 (apply hue-round h-minor '(2.5)))))
+   (let ((h2 (* 5 (apply hue-round (car h) '(2.5)))))
      (if (= (logand h2 1) 0)
 	 (int-to-string (ash h2 -1))
        (concat (int-to-string (ash h2 -1)) ".5")))
-   h-major
+   (cdr h)
    (if (< v 0.9)
        (concat "0." (int-to-string (* 2 (apply value-round v '(0.2)))))
      (int-to-string (apply value-round v '(1))))
@@ -37,7 +35,7 @@
    (int-to-string (* 2 (apply chroma-round c '(2))))))
 
 (defun munsell-convert (color)
-  (munsell-split color (h-minor h-major v c)
-    (munsell-lookup (munsell-round h-minor h-major v c 'round 'round 'round))))
+  (munsell-split color (h v c)
+    (munsell-lookup (munsell-round h v c 'round 'round 'round))))
 
 (provide 'munsell-conv)
diff --git a/munsell.el b/munsell.el
index 6ac5e49..8df9ab1 100644
--- a/munsell.el
+++ b/munsell.el
@@ -2,8 +2,8 @@
 (require 'munsell-names)
 
 (defun munsell-resolv-color (color)
-  (munsell-split color (h-minor h-major v c)
-    (munsell-lookup (munsell-round h-minor h-major v c 'round 'round 'round))
+  (munsell-split color (h v c)
+    (munsell-lookup (munsell-round h v c 'round 'round 'round))
     (let ((p (assoc color munsell-named-color-alist)))
       (if p
 	  (cdr p)