Cogl.Pipeline.set_layer_combine_constant

### Method

# Cogl Pipelineset_layer_combine_constant

#### Declaration [src]

    void
    cogl_pipeline_set_layer_combine_constant (
      CoglPipeline* pipeline,
      int layer_index,
      const CoglColor* constant
    )

#### Description [src]

When you are using the ‘CONSTANT’ color source in a layer combine description then you can use this function to define its value.

Stability: | Unstable
Available since: | 2.0

#### Parameters

`layer_index` | `int`
| Specifies the layer you want to specify a constant used for texture combining.
`constant` | `CoglColor`
| The constant color you want.
| The data is owned by the caller of the function.