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New VDEF functions for least squares slope, intercept & correlation for simple foreca...
[rrdtool.git]
/
src
/
rrd_graph.h
diff --git
a/src/rrd_graph.h
b/src/rrd_graph.h
index
9ced52e
..
01b6799
100644
(file)
--- a/
src/rrd_graph.h
+++ b/
src/rrd_graph.h
@@
-42,6
+42,9
@@
enum vdef_op_en {
,VDEF_TOTAL /* average multiplied by time */
,VDEF_FIRST /* first non-unknown value and time */
,VDEF_LAST /* last non-unknown value and time */
,VDEF_TOTAL /* average multiplied by time */
,VDEF_FIRST /* first non-unknown value and time */
,VDEF_LAST /* last non-unknown value and time */
+ ,VDEF_LSLSLOPE /* least squares line slope */
+ ,VDEF_LSLINT /* least squares line y_intercept */
+ ,VDEF_LSLCORREL /* least squares line correlation coefficient */
};
enum text_prop_en { TEXT_PROP_DEFAULT=0, /* default settings */
TEXT_PROP_TITLE, /* properties for the title */
};
enum text_prop_en { TEXT_PROP_DEFAULT=0, /* default settings */
TEXT_PROP_TITLE, /* properties for the title */