mad (Vertex Shader)
Multiplies and adds sources.
Syntax
| mad dst, src0, src1, src2 |
|---|
where
- dst is the destination register.
- src0 is a source register.
- src1 is a source register.
- src2 is a source register.
Remarks
| Vertex shader versions | 1_1 | 2_0 | 2_x | 2_sw | 3_0 | 3_sw |
|---|
| mad | x | x | x | x | x | x |
|---|
The following code fragment shows the operations performed.
dest.x = src0.x * src1.x + src2.x;
dest.y = src0.y * src1.y + src2.y;
dest.z = src0.z * src1.z + src2.z;
dest.w = src0.w * src1.w + src2.w;
Instruction Information
| Minimum operating system | Windows 98 |
|---|