X-Git-Url: http://pileus.org/git/?a=blobdiff_plain;f=src%2Fplugins%2Fradar-info.h;h=8daf2b936d12a34accad88476289e6c0f968e21a;hb=9e734911e96ae83b0f41afa5073d5313bc197d96;hp=e92dffc9a19ef903c78c83be3c0acf220e6c5395;hpb=84c9924553482ded8566105d4559088a6ab543ac;p=aweather

diff --git a/src/plugins/radar-info.h b/src/plugins/radar-info.h
index e92dffc..8daf2b9 100644
--- a/src/plugins/radar-info.h
+++ b/src/plugins/radar-info.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2009-2010 Andy Spencer <andy753421@gmail.com>
+ * Copyright (C) 2009-2011 Andy Spencer <andy753421@gmail.com>
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -22,11 +22,21 @@
 #include <rsl.h>
 
 typedef struct {
-	int type;
-	const char *name;
-	guint8 data[256][4];
+	gint     type;     // From RSL e.g. DZ_INDEX
+	gchar   *file;     // Basename of the colors file
+	gchar    name[64]; // Name of the colormap          (line 1)
+	gfloat   scale;    // Map values to color table idx (line 2)
+	gfloat   shift;    //   index = value*scale + shift (line 3)
+	gint     len;      // Length of data                    
+	guint8 (*data)[4]; // The actual colormap           (line 4..)
 } AWeatherColormap;
 
 extern AWeatherColormap colormaps[];
 
+static inline guint8 *colormap_get(AWeatherColormap *colormap, float value)
+{
+	int idx = value * colormap->scale + colormap->shift;
+	return colormap->data[CLAMP(idx, 0, colormap->len)];
+}
+
 #endif