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26 *User-space Mode-Setting* (UMS). Almost all open-source drivers now provide the
27 KMS kernel API to do this in the kernel, however, many non-open-source binary
47 A *plane* respresents an image source that can be blended with or overlayed
48 on top of a CRTC during the scanout process. Planes are associated with a
50 scale it to a destination size. The result is then blended with or overlayed
78 as backing storage. The framebuffer itself is only an abstract object with
79 no data. It just refers to memory buffers that must be created with the
98 work with and you simply select one of these CRTCs. If you later program the
104 All valid modes for a connector can be retrieved with a call to
106 The first mode in the list is the default mode with the highest resolution
113 object that uses your memory-buffer as scanout buffer. You can do this with
117 You can do this with a call to **drmModeSetCrtc**\ (3).
126 buffer to flip. If you want to synchronize your flips with *vertical-blanks*,
147 small buffer with an image that is blended over the CRTC framebuffer. You can
148 set a different cursor for each CRTC with **drmModeSetCursor**\ (3) and move it
149 on the screen with **drmModeMoveCursor**\ (3). This allows to move the cursor
167 function takes a file-descriptor to the DRM device (see **drmOpen**\ (3)) as
189 /* check whether this CRTC works with the encoder */
195 * currently uses the CRTC with id "crtc". If you intend