From 00073651d420c852b271127fe453d2170471321a Mon Sep 17 00:00:00 2001
From: Charlie Jolly <charlie>
Date: Fri, 4 Jun 2021 16:53:50 +0100
Subject: Nodes: Add Multiply Add to Vector Math nodes

Cycles, Eevee, OSL, Geo, Attribute

This operator provides consistency with the standard math node. Allows users to use a single node instead of two nodes for this common operation.

Reviewed By: HooglyBoogly, brecht

Differential Revision: https://developer.blender.org/D10808
---
 .../gpu/shaders/material/gpu_shader_material_vector_math.glsl       | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'source/blender/gpu')

diff --git a/source/blender/gpu/shaders/material/gpu_shader_material_vector_math.glsl b/source/blender/gpu/shaders/material/gpu_shader_material_vector_math.glsl
index 60ed098beb3..4ad5d4232de 100644
--- a/source/blender/gpu/shaders/material/gpu_shader_material_vector_math.glsl
+++ b/source/blender/gpu/shaders/material/gpu_shader_material_vector_math.glsl
@@ -150,3 +150,9 @@ void vector_math_faceforward(
 {
   outVector = faceforward(a, b, c);
 }
+
+void vector_math_multiply_add(
+    vec3 a, vec3 b, vec3 c, float scale, out vec3 outVector, out float outValue)
+{
+  outVector = a * b + c;
+}
-- 
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