dad626f9fe8ef4f14a3297b77fdbc951b8b7630e
ceisenhart
  Fri Mar 18 14:56:50 2016 -0700
changing the white to black rainbow to be called greyscale as suggested by Jim, refs #16216

diff --git src/inc/rainbow.h src/inc/rainbow.h
index c35e86c..e75dbed 100644
--- src/inc/rainbow.h
+++ src/inc/rainbow.h
@@ -7,23 +7,23 @@
 #include "memgfx.h"
 #endif
 
 struct rgbColor saturatedRainbowAtPos(double pos);
 /* Given pos, a number between 0 and 1, return a saturated rainbow rgbColor
  * where 0 maps to red,  0.1 is orange, and 0.9 is violet and 1.0 is back to red */
 
 struct rgbColor lightRainbowAtPos(double pos);
 /* Given pos, a number between 0 and 1, return a lightish rainbow rgbColor
  * where 0 maps to red,  0.1 is orange, and 0.9 is violet and 1.0 is back to red */
 
 struct rgbColor veryLightRainbowAtPos(double pos);
 /* Given pos, a number between 0 and 1, return a light rainbow rgbColor
  * where 0 maps to red,  0.1 is orange, and 0.9 is violet and 1.0 is back to red */
 
-struct rgbColor whiteToBlackRainbowAtPos(double pos); 
+struct rgbColor greyScaleRainbowAtPos(double pos); 
 /* Given pos, a number between 0 and 1, return a blackToWhite rainbow rgbColor
  * where 0 maps to white,  0.1 is grey, and 1 is black. */
 
 struct rgbColor *getRainbow(struct rgbColor (*rainbowAtPos)(double), int size);
 /* Return array filled with rainbow of colors */
 
 #endif /* RAINBOW_H */