initial commit, 4.5 stable

doc/classes/VisualShaderNodeColorOp.xml

@@ -0,0 +1,99 @@
+<?xml version="1.0" encoding="UTF-8" ?>
+<class name="VisualShaderNodeColorOp" inherits="VisualShaderNode" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="../class.xsd">
+	<brief_description>
+		A [Color] operator to be used within the visual shader graph.
+	</brief_description>
+	<description>
+		Applies [member operator] to two color inputs.
+	</description>
+	<tutorials>
+	</tutorials>
+	<members>
+		<member name="operator" type="int" setter="set_operator" getter="get_operator" enum="VisualShaderNodeColorOp.Operator" default="0">
+			An operator to be applied to the inputs.
+		</member>
+	</members>
+	<constants>
+		<constant name="OP_SCREEN" value="0" enum="Operator">
+			Produce a screen effect with the following formula:
+			[codeblock]
+			result = vec3(1.0) - (vec3(1.0) - a) * (vec3(1.0) - b);
+			[/codeblock]
+		</constant>
+		<constant name="OP_DIFFERENCE" value="1" enum="Operator">
+			Produce a difference effect with the following formula:
+			[codeblock]
+			result = abs(a - b);
+			[/codeblock]
+		</constant>
+		<constant name="OP_DARKEN" value="2" enum="Operator">
+			Produce a darken effect with the following formula:
+			[codeblock]
+			result = min(a, b);
+			[/codeblock]
+		</constant>
+		<constant name="OP_LIGHTEN" value="3" enum="Operator">
+			Produce a lighten effect with the following formula:
+			[codeblock]
+			result = max(a, b);
+			[/codeblock]
+		</constant>
+		<constant name="OP_OVERLAY" value="4" enum="Operator">
+			Produce an overlay effect with the following formula:
+			[codeblock]
+			for (int i = 0; i &lt; 3; i++) {
+				float base = a[i];
+				float blend = b[i];
+				if (base &lt; 0.5) {
+					result[i] = 2.0 * base * blend;
+				} else {
+					result[i] = 1.0 - 2.0 * (1.0 - blend) * (1.0 - base);
+				}
+			}
+			[/codeblock]
+		</constant>
+		<constant name="OP_DODGE" value="5" enum="Operator">
+			Produce a dodge effect with the following formula:
+			[codeblock]
+			result = a / (vec3(1.0) - b);
+			[/codeblock]
+		</constant>
+		<constant name="OP_BURN" value="6" enum="Operator">
+			Produce a burn effect with the following formula:
+			[codeblock]
+			result = vec3(1.0) - (vec3(1.0) - a) / b;
+			[/codeblock]
+		</constant>
+		<constant name="OP_SOFT_LIGHT" value="7" enum="Operator">
+			Produce a soft light effect with the following formula:
+			[codeblock]
+			for (int i = 0; i &lt; 3; i++) {
+				float base = a[i];
+				float blend = b[i];
+				if (base &lt; 0.5) {
+					result[i] = base * (blend + 0.5);
+				} else {
+					result[i] = 1.0 - (1.0 - base) * (1.0 - (blend - 0.5));
+				}
+			}
+			[/codeblock]
+		</constant>
+		<constant name="OP_HARD_LIGHT" value="8" enum="Operator">
+			Produce a hard light effect with the following formula:
+			[codeblock]
+			for (int i = 0; i &lt; 3; i++) {
+				float base = a[i];
+				float blend = b[i];
+				if (base &lt; 0.5) {
+					result[i] = base * (2.0 * blend);
+				} else {
+					result[i] = 1.0 - (1.0 - base) * (1.0 - 2.0 * (blend - 0.5));
+				}
+			}
+			[/codeblock]
+		</constant>
+		<constant name="OP_MAX" value="9" enum="Operator">
+			Represents the size of the [enum Operator] enum.
+		</constant>
+	</constants>
+</class>