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randr: add some notes about the stuff that changed in driver ABI 2

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This commit is contained in:
Maarten Maathuis 2008-12-18 16:26:38 +01:00
parent 1b244feb4c
commit 3d3c234b43
1 changed files with 18 additions and 12 deletions
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30
hw/xfree86/modes/xf86Crtc.h
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@ -216,6 +216,7 @@ typedef struct _xf86CrtcFuncs {
/**
* Callback for panning. Doesn't change the mode.
* Added in ABI version 2
*/
void
(*set_origin)(xf86CrtcPtr crtc, int x, int y);
@ -312,18 +313,19 @@ struct _xf86Crtc {
* Current transformation matrix
*/
PictTransform crtc_to_framebuffer;
struct pict_f_transform f_crtc_to_framebuffer;
struct pict_f_transform f_framebuffer_to_crtc;
PictFilterPtr filter;
xFixed *params;
int nparams;
int filter_width;
int filter_height;
/* framebuffer_to_crtc was removed in ABI 2 */
struct pict_f_transform f_crtc_to_framebuffer; /* ABI 2 */
struct pict_f_transform f_framebuffer_to_crtc; /* ABI 2 */
PictFilterPtr filter; /* ABI 2 */
xFixed *params; /* ABI 2 */
int nparams; /* ABI 2 */
int filter_width; /* ABI 2 */
int filter_height; /* ABI 2 */
Bool transform_in_use;
RRTransformRec transform;
Bool transformPresent;
RRTransformRec desiredTransform;
Bool desiredTransformPresent;
RRTransformRec transform; /* ABI 2 */
Bool transformPresent; /* ABI 2 */
RRTransformRec desiredTransform; /* ABI 2 */
Bool desiredTransformPresent; /* ABI 2 */
/**
* Bounding box in screen space
*/
@ -333,6 +335,7 @@ struct _xf86Crtc {
* TotalArea: total panning area, larger than CRTC's size
* TrackingArea: Area of the pointer for which the CRTC is panned
* border: Borders of the displayed CRTC area which induces panning if the pointer reaches them
* Added in ABI version 2
*/
BoxRec panningTotalArea;
BoxRec panningTrackingArea;
@ -591,7 +594,10 @@ struct _xf86Output {
#else
void *randr_output;
#endif
/** Desired initial panning */
/**
* Desired initial panning
* Added in ABI version 2
*/
BoxRec initialTotalArea;
BoxRec initialTrackingArea;
INT16 initialBorder[4];