| Type | Intent | Optional | Attributes | Name | ||
|---|---|---|---|---|---|---|
| integer(kind=1), | intent(out) | :: | image_data(:) | |||
| integer, | intent(in) | :: | w | |||
| integer, | intent(in) | :: | h | 
| Type | Intent | Optional | Attributes | Name | ||
|---|---|---|---|---|---|---|
| integer(kind=1), | intent(inout) | :: | main_image(*) | |||
| integer, | intent(in) | :: | main_width | |||
| integer, | intent(in) | :: | main_height | |||
| integer(kind=1), | intent(in) | :: | overlay_image(*) | |||
| integer, | intent(in) | :: | overlay_width | |||
| integer, | intent(in) | :: | overlay_height | |||
| integer, | intent(in) | :: | dest_x | |||
| integer, | intent(in) | :: | dest_y | 
Composite 3D RGB bitmap directly onto raster image buffer
| Type | Intent | Optional | Attributes | Name | ||
|---|---|---|---|---|---|---|
| integer(kind=1), | intent(inout) | :: | raster_buffer(*) | |||
| integer, | intent(in) | :: | raster_width | |||
| integer, | intent(in) | :: | raster_height | |||
| integer(kind=1), | intent(in) | :: | bitmap(:,:,:) | |||
| integer, | intent(in) | :: | bitmap_width | |||
| integer, | intent(in) | :: | bitmap_height | |||
| integer, | intent(in) | :: | dest_x | |||
| integer, | intent(in) | :: | dest_y | 
Render text to RGB bitmap by using existing PNG rendering then converting
| Type | Intent | Optional | Attributes | Name | ||
|---|---|---|---|---|---|---|
| integer(kind=1), | intent(inout) | :: | bitmap(:,:,:) | |||
| integer, | intent(in) | :: | width | |||
| integer, | intent(in) | :: | height | |||
| integer, | intent(in) | :: | x | |||
| integer, | intent(in) | :: | y | |||
| character(len=*), | intent(in) | :: | text | 
Rotate bitmap 90 degrees counter-clockwise For arrays: (i,j) maps to (height-j+1, i) with swapped dimensions
| Type | Intent | Optional | Attributes | Name | ||
|---|---|---|---|---|---|---|
| integer(kind=1), | intent(in) | :: | src_bitmap(:,:,:) | |||
| integer(kind=1), | intent(out) | :: | dst_bitmap(:,:,:) | |||
| integer, | intent(in) | :: | src_width | |||
| integer, | intent(in) | :: | src_height | 
Rotate bitmap 90 degrees clockwise
For arrays: (i,j) maps to (j, width-i+1) with swapped dimensions
| Type | Intent | Optional | Attributes | Name | ||
|---|---|---|---|---|---|---|
| integer(kind=1), | intent(in) | :: | src_bitmap(:,:,:) | |||
| integer(kind=1), | intent(out) | :: | dst_bitmap(:,:,:) | |||
| integer, | intent(in) | :: | src_width | |||
| integer, | intent(in) | :: | src_height |