VisualShaderNodeColorOp

const (
	/*Produce a screen effect with the following formula:
	  [codeblock]
	  result = vec3(1.0) - (vec3(1.0) - a) * (vec3(1.0) - b);
	  [/codeblock]*/
	OpScreen Operator = 0
	/*Produce a difference effect with the following formula:
	  [codeblock]
	  result = abs(a - b);
	  [/codeblock]*/
	OpDifference Operator = 1
	/*Produce a darken effect with the following formula:
	  [codeblock]
	  result = min(a, b);
	  [/codeblock]*/
	OpDarken Operator = 2
	/*Produce a lighten effect with the following formula:
	  [codeblock]
	  result = max(a, b);
	  [/codeblock]*/
	OpLighten Operator = 3
	/*Produce an overlay effect with the following formula:
	  [codeblock]
	  for (int i = 0; i < 3; i++) {
	      float base = a[i];
	      float blend = b[i];
	      if (base < 0.5) {
	          result[i] = 2.0 * base * blend;
	      } else {
	          result[i] = 1.0 - 2.0 * (1.0 - blend) * (1.0 - base);
	      }
	  }
	  [/codeblock]*/
	OpOverlay Operator = 4
	/*Produce a dodge effect with the following formula:
	  [codeblock]
	  result = a / (vec3(1.0) - b);
	  [/codeblock]*/
	OpDodge Operator = 5
	/*Produce a burn effect with the following formula:
	  [codeblock]
	  result = vec3(1.0) - (vec3(1.0) - a) / b;
	  [/codeblock]*/
	OpBurn Operator = 6
	/*Produce a soft light effect with the following formula:
	  [codeblock]
	  for (int i = 0; i < 3; i++) {
	      float base = a[i];
	      float blend = b[i];
	      if (base < 0.5) {
	          result[i] = base * (blend + 0.5);
	      } else {
	          result[i] = 1.0 - (1.0 - base) * (1.0 - (blend - 0.5));
	      }
	  }
	  [/codeblock]*/
	OpSoftLight Operator = 7
	/*Produce a hard light effect with the following formula:
	  [codeblock]
	  for (int i = 0; i < 3; i++) {
	      float base = a[i];
	      float blend = b[i];
	      if (base < 0.5) {
	          result[i] = base * (2.0 * blend);
	      } else {
	          result[i] = 1.0 - (1.0 - base) * (1.0 - 2.0 * (blend - 0.5));
	      }
	  }
	  [/codeblock]*/
	OpHardLight Operator = 8
	/*Represents the size of the [enum Operator] enum.*/
	OpMax Operator = 9
)