DDS Bit Flag Values
A number of fields make use of the standard Microsoft® DirectDraw® bit flags. Those that are used for DDS files are included here for reference.
The dwFlags member of the original DDSURFACEDESC2 structure can be set to one or more of the following values.
| Flag | Value |
|---|
| DDSD_CAPS | 0x00000001 |
| DDSD_HEIGHT | 0x00000002 |
| DDSD_WIDTH | 0x00000004 |
| DDSD_PITCH | 0x00000008 |
| DDSD_PIXELFORMAT | 0x00001000 |
| DDSD_MIPMAPCOUNT | 0x00020000 |
| DDSD_LINEARSIZE | 0x00080000 |
| DDSD_DEPTH | 0x00800000 |
The dwFlags member of the modified DDSURFACEDESC2 structure can be set to one or more of the following values.
| Flag | Value |
|---|
| DDPF_ALPHAPIXELS | 0x00000001 |
| DDPF_FOURCC | 0x00000004 |
| DDPF_RGB | 0x00000040 |
The dwCaps1 member of the DDSCAPS2 structure can be set to one or more of the following values.
| Flag | Value |
|---|
| DDSCAPS_COMPLEX | 0x00000008 |
| DDSCAPS_TEXTURE | 0x00001000 |
| DDSCAPS_MIPMAP | 0x00400000 |
The dwCaps2 member of the DDSCAPS2 structure can be set to one or more of the following values.
| Flag | Value |
|---|
| DDSCAPS2_CUBEMAP | 0x00000200 |
| DDSCAPS2_CUBEMAP_POSITIVEX | 0x00000400 |
| DDSCAPS2_CUBEMAP_NEGATIVEX | 0x00000800 |
| DDSCAPS2_CUBEMAP_POSITIVEY | 0x00001000 |
| DDSCAPS2_CUBEMAP_NEGATIVEY | 0x00002000 |
| DDSCAPS2_CUBEMAP_POSITIVEZ | 0x00004000 |
| DDSCAPS2_CUBEMAP_NEGATIVEZ | 0x00008000 |
| DDSCAPS2_VOLUME | 0x00200000 |