| Type | Intent | Optional | Attributes | Name | ||
|---|---|---|---|---|---|---|
| type(c_ptr), | value | :: | viewer |
viewer handle (vkf_viewer_create) |
||
| real(kind=c_float), | intent(in), | dimension(4) | :: | rgba |
color (rgba, 0 to 1) |
Set the background (clear) color. Returns 0, or -1 on failure.