dcl_usage input register - vs

Declare the association between a vertex element usage and a usage index for a vertex shader input register.

Syntax

dcl_usage[usage_index] v#

Where:

Remarks

Vertex shader versions 1_1 2_0 2_x 2_sw 3_0 3_sw
dcl_usage x x x x x x

All dcl_usage instructions must appear before the first executable instruction.