--- ray/src/common/mat4.h	1991/06/18 12:01:18	1.2
+++ ray/src/common/mat4.h	1991/10/23 12:19:27	1.3
@@ -8,7 +8,7 @@
 
 #include  "fvect.h"
 
-typedef double  MAT4[4][4];
+typedef FLOAT  MAT4[4][4];
 
 #ifdef  BSD
 #define  copymat4(m4a,m4b)	bcopy((char *)m4b,(char *)m4a,sizeof(MAT4))