Replace color node added

addons/ShaderLib/Artistic/Adjustment/Contrast.gd

@@ -1,8 +1,8 @@
 @tool
-class_name VisualShaderNodeAdjustmentContrastNode extends VisualShaderNodeCustom
+class_name VisualShaderNodeAdjustmentContrast extends VisualShaderNodeCustom
 
 func _get_name() -> String:
-	return "ContrastNode"
+	return "Contrast"
 
 func _get_category() -> String:
 	return "Artistic/Adjustment"
@@ -47,7 +47,7 @@ func _get_output_port_type(port: int) -> PortType:
 	return PORT_TYPE_VECTOR_3D
 
 func _get_global_code(mode: Shader.Mode) -> String:
-	var code: String = preload("ContrastNode.gdshaderinc").code
+	var code: String = preload("Contrast.gdshaderinc").code
 	return code
 
 func _get_code(input_vars: Array[String], output_vars: Array[String], mode: Shader.Mode, type: VisualShader.Type) -> String:

addons/ShaderLib/Artistic/Adjustment/Contrast.gdshaderinc

@@ -1,5 +1,4 @@
-vec3 contrast(vec3 input, float contrast)
-{
+vec3 contrast(vec3 input, float contrast){
     float midpoint = pow(0.5, 2.2);
     return (input - midpoint) * contrast + midpoint;
 }

addons/ShaderLib/Artistic/Adjustment/Hue.gd

@@ -1,8 +1,8 @@
 @tool
-class_name VisualShaderNodeAdjustmentHueNode extends VisualShaderNodeCustom
+class_name VisualShaderNodeAdjustmentHue extends VisualShaderNodeCustom
 
 func _get_name() -> String:
-	return "HueNode"
+	return "Hue"
 
 func _get_category() -> String:
 	return "Artistic/Adjustment"
@@ -59,7 +59,7 @@ func _get_property_options(index: int) -> PackedStringArray:
 	return ["Degrees", "Normalize"]
 
 func _get_global_code(mode: Shader.Mode) -> String:
-	var code: String = preload("HueNode.gdshaderinc").code
+	var code: String = preload("Hue.gdshaderinc").code
 	return code
 
 func _get_code(input_vars: Array[String], output_vars: Array[String], mode: Shader.Mode, type: VisualShader.Type) -> String:

addons/ShaderLib/Artistic/Adjustment/ReplaceColor.gd

@@ -0,0 +1,76 @@
+@tool
+class_name VisualShaderNodeAdjustmentReplaceColor extends VisualShaderNodeCustom
+
+func _get_name() -> String:
+	return "ReplaceColor"
+
+func _get_category() -> String:
+	return "Artistic/Adjustment"
+
+func _get_description() -> String:
+	return "Replaces values in input \"in\" equal to input \"from\" to the value of input \"to\"."
+
+func _get_return_icon_type() -> PortType:
+	return PORT_TYPE_VECTOR_3D
+
+func _get_input_port_count() -> int:
+	return 5
+
+func _get_input_port_name(port: int) -> String:
+	match port:
+		0:
+			return "in"
+		1:
+			return "from"
+		2:
+			return "to"
+		3:
+			return "range"
+		_:
+			return "fuzziness"
+
+func _get_input_port_type(port: int) -> PortType:
+	match port:
+		0, 1, 2:
+			return PORT_TYPE_VECTOR_3D
+		_:
+			return PORT_TYPE_SCALAR
+
+func _get_input_port_default_value(port: int) -> Variant:
+	match port:
+		3, 4:
+			return 0.0
+		_:
+			return null
+
+func _get_output_port_count() -> int:
+	return 1
+
+func _get_output_port_name(port: int) -> String:
+	return "out"
+
+func _get_output_port_type(port: int) -> PortType:
+	return PORT_TYPE_VECTOR_3D
+
+func _get_global_code(mode: Shader.Mode) -> String:
+	var code: String = preload("ReplaceColor.gdshaderinc").code
+	return code
+
+func _get_code(input_vars: Array[String], output_vars: Array[String], mode: Shader.Mode, type: VisualShader.Type) -> String:
+	var input: String = "vec3(1.0)"
+	var from: String = "vec3(1.0)"
+	var to: String = "vec3(1.0)"
+
+	if input_vars[0]:
+		input = input_vars[0]
+
+	if input_vars[1]:
+		from = input_vars[1]
+
+	if input_vars[2]:
+		to = input_vars[2]
+
+	var range: String = input_vars[3]
+	var fuzziness: String = input_vars[4]
+
+	return output_vars[0] + " = replace_color(%s, %s, %s, %s, %s);" % [input, from, to, range, fuzziness]

addons/ShaderLib/Artistic/Adjustment/ReplaceColor.gdshaderinc

@@ -0,0 +1,4 @@
+vec3 replace_color(vec3 input, vec3 from, vec3 to, float range, float fuzziness){
+    float dist = distance(from, input);
+    return mix(to, input, clamp((dist - range) / max(fuzziness, 1.0e-5), 0.0, 1.0));
+}