libcm-dev | Support code for compositing managers - development files | Mehr ...
Compositing managers such as xcompmgr and compiz allow X clients to render to an off-screen buffer and then have their contents composited onto the screen. This process allows arbitrary transformations of the window contents, such as translucency, magnification or changes in shape. . libcm provides support functions for compositing managers. This package provides the development headers for it.
libcm7 | Support code for compositing managers | Mehr ...
Compositing managers such as xcompmgr and compiz allow X clients to render to an off-screen buffer and then have their contents composited onto the screen. This process allows arbitrary transformations of the window contents, such as translucency, magnification or changes in shape. . This library provides support functions for compositing managers.