diff options
Diffstat (limited to 'exa/exa.h')
| -rw-r--r-- | exa/exa.h | 23 |
1 files changed, 2 insertions, 21 deletions
@@ -499,27 +499,8 @@ typedef struct _ExaDriver { int src_pitch); /** - * UploadToScratch() is used to upload a pixmap to a scratch area for - * acceleration. - * - * @param pSrc source pixmap in host memory - * @param pDst fake, scratch pixmap to be set up in offscreen memory. - * - * The UploadToScratch() call was added to support Xati before Xati had - * support for hostdata uploads and before exaGlyphs() was written. It - * behaves incorrectly (uses an invalid pixmap as pDst), - * and UploadToScreen() should be implemented instead. - * - * Drivers implementing UploadToScratch() had to set up space (likely in a - * statically allocated area) in offscreen memory, copy pSrc to that - * scratch area, and adust pDst->devKind for the pitch and - * pDst->devPrivate.ptr for the pointer to that scratch area. The driver - * was responsible for syncing (as it was implemented using memcpy() in - * Xati), and only the data from the last UploadToScratch() was guaranteed - * to be valid at any given time. - * - * UploadToScratch() should not be implemented by drivers, and will likely - * be removed in a future version of EXA. + * UploadToScratch() is no longer used and will be removed next time the EXA + * major version needs to be bumped. */ Bool (*UploadToScratch) (PixmapPtr pSrc, PixmapPtr pDst); |