This command adds a uniform variable containing a model view matrix declaration.
Command registration information is as follows:
| Category Type | Information |
| Implementation | SCRIPT |
| Module | SHADER_DESIGNER_SCRIPTS.SSL |
| Category | ShaderDesigner Commands |
| GUID | {C598A81E-D8C0-4728-939F-0EEEAD304DAB} |
| Source Name | AddUniformMat4SPA_lightModelViewMatrix |
| Interface Name | Add uniform mat4 SPA_lightModelViewMatrix |