Fixed painting on transparent layers

[Boudewijn Rempt]

On Sunday 25 January 2004 18:19, Leonard Rosenthol wrote:

>
> 	IM/GM do support CMYK data for images, but not all operations
> are supported in CMYK mode - for example, I think compositing is one
> of them :(.  I believe the IM/GM will convert to RGB before
> performing a composite...(but you should probably check the code).

Ah! I see how it's done:

frex:
        case CopyRedCompositeOp:
        case CopyCyanCompositeOp:
        {
          destination.red=source.red;
          break;

That's kind of hackish, isn't it :-)

-- 
Boudewijn Rempt | http://www.valdyas.org/fading/index.cgi