feat: display a white border around the median grade.

addons/majority_judgment/MajorityJudgmentCandidateMeritProfile.gd

@@ -40,7 +40,7 @@ func count_grades_with_judgments() -> int:
 func get_median() -> int:
 	"""
 	Returns the grade index, not a Grade instance.
-	0 = worst grade
+	0 = worst grade (most conservative?)
 	
 	Returns -1 if there are no judgments.
 	"""
@@ -69,6 +69,9 @@ func get_median() -> int:
 
 
 func remove_one_judgment(grade_index:int) -> void:
+	"""
+	Used by the naive sorting algorithm, that works on a copy.
+	"""
 	assert(0 < self.grades[grade_index])
 	self.grades[grade_index] -= 1
 

addons/majority_judgment/nodes/MajorityJudgmentLinearGradeNode.gd

@@ -1,5 +1,9 @@
 extends ColorRect
 
 
+func refresh_median_status(_is_median:bool):
+	get_material().set_shader_param("is_median", _is_median)
+
+
 func set_grade_icon(_grade_icon:Texture):
 	get_material().set_shader_param("grade_icon", _grade_icon)

addons/majority_judgment/nodes/MajorityJudgmentMeritProfileControl.gd

@@ -55,6 +55,7 @@ func refresh(merit_profile:MajorityJudgmentCandidateMeritProfile):
 		yield($Tween, "tree_entered")
 	$Tween.remove_all()
 	
+	var median : int = merit_profile.get_median()
 	var total_amount_of_judgments : int = merit_profile.count_judgments()
 	var amount_of_grades_with_judgments : int = merit_profile.count_grades_with_judgments()
 	var amount_of_grades : int = merit_profile.grades.size()
@@ -63,6 +64,7 @@ func refresh(merit_profile:MajorityJudgmentCandidateMeritProfile):
 	var cursor := 0
 	for grade_index in range(amount_of_grades):
 		var grade_node = _grades_nodes[grade_index]
+		grade_node.refresh_median_status(grade_index == median)
 		var amount_of_judgments_for_grade = merit_profile.grades[grade_index]
 		var width = (
 			(total_width - (amount_of_grades_with_judgments-1) * gap_size)

addons/majority_judgment/shaders/linear_grade.shader

@@ -1,6 +1,7 @@
 shader_type canvas_item;
 
 uniform sampler2D grade_icon;
+uniform bool is_median = false;
 
 void fragment() {
 	vec4 final_color = COLOR;
@@ -39,6 +40,20 @@ void fragment() {
 		texture_color_base.a
 	);
 	
+	if (is_median) {
+		float border_size = 0.07;
+		if (
+			(UV.x > 1.0 - border_size)
+			||
+			(UV.x < border_size)
+			||
+			(UV.y > 1.0 - border_size)
+			||
+			(UV.y < border_size)
+		) {
+			final_color.rgb = vec3(1.0, 1.0, 1.0);
+		}
+	}
 	
 	COLOR = final_color;