|  |  | 
Adds two vectors.
| add dst, src0, src1 | 
|---|
where
| Vertex shader versions | 1_1 | 2_0 | 2_x | 2_sw | 3_0 | 3_sw | 
|---|---|---|---|---|---|---|
| add | x | x | x | x | x | x | 
The following code fragment shows the operations performed.
dest.x = src0.x + src1.x; dest.y = src0.y + src1.y; dest.z = src0.z + src1.z; dest.w = src0.w + src1.w;