---
title: "ChannelsProvider.SetAlpha Method "
canonical: https://www.graphicsmill.com/docs/gm/O_T_Aurigma_GraphicsMill_ChannelsProvider_SetAlpha.htm
product: "Graphics Mill"
---

# ChannelsProvider.SetAlpha Method 
 
Sets the alpha channel to the current bitmap.
 
## Overload List

|   |  Name |  Description |
| --- | --- | --- |
 |  ![Public method](https://www.graphicsmill.com/docs/gm/icons/pubmethod.gif) |  [SetAlpha(Single)](https://www.graphicsmill.com/docs/gm/M_Aurigma_GraphicsMill_ChannelsProvider_SetAlpha_1_7a94462e.htm.md) |  Sets the alpha channel to the current bitmap. |
 |  ![Public method](https://www.graphicsmill.com/docs/gm/icons/pubmethod.gif) |  [SetAlpha(Bitmap)](https://www.graphicsmill.com/docs/gm/M_Aurigma_GraphicsMill_ChannelsProvider_SetAlpha_1_fd4033ef.htm.md) |  Sets the specified [Bitmap](https://www.graphicsmill.com/docs/gm/T_Aurigma_GraphicsMill_Bitmap.htm.md) as the alpha channel to the current bitmap. |
   
## See Also

### Reference

- [ChannelsProvider Class](https://www.graphicsmill.com/docs/gm/T_Aurigma_GraphicsMill_ChannelsProvider.htm.md)
- [ChannelsProvider Members](https://www.graphicsmill.com/docs/gm/AllMembers_T_Aurigma_GraphicsMill_ChannelsProvider.htm.md)
- [Aurigma.GraphicsMill Namespace](https://www.graphicsmill.com/docs/gm/N_Aurigma_GraphicsMill.htm.md)