Slowed units are now tinted to be recognizable at a glance

changelog

@@ -62,6 +62,7 @@ Version 1.9.9+svn:
    * Chanaged: Disable pango markup in unit names (bug #17788)
    * It is now possible to remove multiple installed add-ons at the same
      time
+   * Slowed units are now tinted to be recognizable at a glance
  * WML engine:
    * Readded the liminal alignment
    * Added four-difficulty versions of certain macros: QUANTITY4,

players_changelog

@@ -48,6 +48,7 @@ Version 1.9.9+svn:
    * Added option in advanced preferences that allows the twelve-hour clock
       format to be used.
    * Reenabled "delay shroud updates".
+   * Slowed units are now tinted to be recognizable at a glance.
 
  * Miscellaneous and bug fixes:
    * Reintroduced the "Liminal" alignment. Liminal units fight best during

src/unit.cpp

@@ -1863,10 +1863,27 @@ void unit::redraw_unit()
 	}
 	params.y -= height_adjust;
 	params.halo_y -= height_adjust;
+
+	int red = 0,green = 0,blue = 0,tints = 0;
+	double blend_ratio = 0;
+	// Add future colored states here
 	if(get_state(STATE_POISONED)) {
-		params.blend_with = disp.rgb(0,255,0);
+		green += 255;
-		params.blend_ratio = 0.25;
+		blend_ratio += 0.25;
+		tints += 1;
 	}
+	if(get_state(STATE_SLOWED)) {
+		red += 191;
+		green += 191;
+		blue += 255;
+		blend_ratio += 0.25;
+		tints += 1;
+	}
+	if(tints > 0) {
+		params.blend_with = disp.rgb((red/tints),(green/tints),(blue/tints));
+		params.blend_ratio = ((blend_ratio/tints));
+	}
+
 	//hackish : see unit_frame::merge_parameters
 	// we use image_mod on the primary image
 	// and halo_mod on secondary images and all haloes