| raytracingShader | RayTracingShader to execute. | 
| rayGenShaderName | Name of the ray generation shader. | 
| rayGenShaderNameID | Property name ID. Use Shader.PropertyToID to get this ID. | 
| width | The width of the ray generation shader thread grid. | 
| height | The height of the ray generation shader thread grid. | 
| depth | The depth of the ray generation shader thread grid. | 
| camera | The Camera to be used as environment to dispatch RayTracingShader. | 
Add a command to execute a RayTracingShader.
When the command buffer executes, a RayTracingShader is dispatched and launches the threads of ray generation shader. Width, height and depth must be above zero and width*height*depth <= 2^30.