483 lines
16 KiB
C
483 lines
16 KiB
C
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#ifdef HAVE_XORG_CONFIG_H
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#include <xorg-config.h>
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#endif
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#include "xf86.h"
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#include "xf86CursorPriv.h"
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#include "colormapst.h"
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#include "cursorstr.h"
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/* FIXME: This was added with the ABI change of the miPointerSpriteFuncs for
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* MPX.
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* inputInfo is needed to pass the core pointer as the default argument into
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* the cursor functions.
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*
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* Externing inputInfo is not the nice way to do it but it works.
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*/
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#include "inputstr.h"
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DevPrivateKeyRec xf86CursorScreenKeyRec;
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/* sprite functions */
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static Bool xf86CursorRealizeCursor(DeviceIntPtr, ScreenPtr, CursorPtr);
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static Bool xf86CursorUnrealizeCursor(DeviceIntPtr, ScreenPtr, CursorPtr);
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static void xf86CursorSetCursor(DeviceIntPtr, ScreenPtr, CursorPtr, int, int);
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static void xf86CursorMoveCursor(DeviceIntPtr, ScreenPtr, int, int);
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static Bool xf86DeviceCursorInitialize(DeviceIntPtr, ScreenPtr);
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static void xf86DeviceCursorCleanup(DeviceIntPtr, ScreenPtr);
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static miPointerSpriteFuncRec xf86CursorSpriteFuncs = {
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xf86CursorRealizeCursor,
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xf86CursorUnrealizeCursor,
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xf86CursorSetCursor,
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xf86CursorMoveCursor,
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xf86DeviceCursorInitialize,
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xf86DeviceCursorCleanup
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};
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/* Screen functions */
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static void xf86CursorInstallColormap(ColormapPtr);
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static void xf86CursorRecolorCursor(DeviceIntPtr pDev, ScreenPtr, CursorPtr,
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Bool);
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static Bool xf86CursorCloseScreen(ScreenPtr);
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static void xf86CursorQueryBestSize(int, unsigned short *, unsigned short *,
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ScreenPtr);
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/* ScrnInfoRec functions */
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static void xf86CursorEnableDisableFBAccess(ScrnInfoPtr, Bool);
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static Bool xf86CursorSwitchMode(ScrnInfoPtr, DisplayModePtr);
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Bool
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xf86InitCursor(ScreenPtr pScreen, xf86CursorInfoPtr infoPtr)
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{
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ScrnInfoPtr pScrn = xf86ScreenToScrn(pScreen);
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xf86CursorScreenPtr ScreenPriv;
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miPointerScreenPtr PointPriv;
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if (!xf86InitHardwareCursor(pScreen, infoPtr))
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return FALSE;
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if (!dixRegisterPrivateKey(&xf86CursorScreenKeyRec, PRIVATE_SCREEN, 0))
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return FALSE;
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ScreenPriv = calloc(1, sizeof(xf86CursorScreenRec));
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if (!ScreenPriv)
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return FALSE;
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dixSetPrivate(&pScreen->devPrivates, xf86CursorScreenKey, ScreenPriv);
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ScreenPriv->SWCursor = TRUE;
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ScreenPriv->isUp = FALSE;
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ScreenPriv->CurrentCursor = NULL;
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ScreenPriv->CursorInfoPtr = infoPtr;
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ScreenPriv->PalettedCursor = FALSE;
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ScreenPriv->pInstalledMap = NULL;
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ScreenPriv->CloseScreen = pScreen->CloseScreen;
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pScreen->CloseScreen = xf86CursorCloseScreen;
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ScreenPriv->QueryBestSize = pScreen->QueryBestSize;
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pScreen->QueryBestSize = xf86CursorQueryBestSize;
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ScreenPriv->RecolorCursor = pScreen->RecolorCursor;
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pScreen->RecolorCursor = xf86CursorRecolorCursor;
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if ((infoPtr->pScrn->bitsPerPixel == 8) &&
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!(infoPtr->Flags & HARDWARE_CURSOR_TRUECOLOR_AT_8BPP)) {
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ScreenPriv->InstallColormap = pScreen->InstallColormap;
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pScreen->InstallColormap = xf86CursorInstallColormap;
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ScreenPriv->PalettedCursor = TRUE;
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}
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PointPriv = dixLookupPrivate(&pScreen->devPrivates, miPointerScreenKey);
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ScreenPriv->showTransparent = PointPriv->showTransparent;
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if (infoPtr->Flags & HARDWARE_CURSOR_SHOW_TRANSPARENT)
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PointPriv->showTransparent = TRUE;
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else
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PointPriv->showTransparent = FALSE;
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ScreenPriv->spriteFuncs = PointPriv->spriteFuncs;
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PointPriv->spriteFuncs = &xf86CursorSpriteFuncs;
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ScreenPriv->EnableDisableFBAccess = pScrn->EnableDisableFBAccess;
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ScreenPriv->SwitchMode = pScrn->SwitchMode;
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ScreenPriv->ForceHWCursorCount = 0;
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ScreenPriv->HWCursorForced = FALSE;
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pScrn->EnableDisableFBAccess = xf86CursorEnableDisableFBAccess;
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if (pScrn->SwitchMode)
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pScrn->SwitchMode = xf86CursorSwitchMode;
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return TRUE;
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}
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/***** Screen functions *****/
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static Bool
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xf86CursorCloseScreen(ScreenPtr pScreen)
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{
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ScrnInfoPtr pScrn = xf86ScreenToScrn(pScreen);
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miPointerScreenPtr PointPriv =
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(miPointerScreenPtr) dixLookupPrivate(&pScreen->devPrivates,
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miPointerScreenKey);
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xf86CursorScreenPtr ScreenPriv =
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(xf86CursorScreenPtr) dixLookupPrivate(&pScreen->devPrivates,
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xf86CursorScreenKey);
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if (ScreenPriv->isUp && pScrn->vtSema)
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xf86SetCursor(pScreen, NullCursor, ScreenPriv->x, ScreenPriv->y);
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if (ScreenPriv->CurrentCursor)
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FreeCursor(ScreenPriv->CurrentCursor, None);
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pScreen->CloseScreen = ScreenPriv->CloseScreen;
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pScreen->QueryBestSize = ScreenPriv->QueryBestSize;
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pScreen->RecolorCursor = ScreenPriv->RecolorCursor;
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if (ScreenPriv->InstallColormap)
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pScreen->InstallColormap = ScreenPriv->InstallColormap;
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PointPriv->spriteFuncs = ScreenPriv->spriteFuncs;
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PointPriv->showTransparent = ScreenPriv->showTransparent;
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pScrn->EnableDisableFBAccess = ScreenPriv->EnableDisableFBAccess;
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pScrn->SwitchMode = ScreenPriv->SwitchMode;
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free(ScreenPriv->transparentData);
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free(ScreenPriv);
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return (*pScreen->CloseScreen) (pScreen);
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}
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static void
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xf86CursorQueryBestSize(int class,
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unsigned short *width,
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unsigned short *height, ScreenPtr pScreen)
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{
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xf86CursorScreenPtr ScreenPriv =
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(xf86CursorScreenPtr) dixLookupPrivate(&pScreen->devPrivates,
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xf86CursorScreenKey);
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if (class == CursorShape) {
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if (*width > ScreenPriv->CursorInfoPtr->MaxWidth)
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*width = ScreenPriv->CursorInfoPtr->MaxWidth;
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if (*height > ScreenPriv->CursorInfoPtr->MaxHeight)
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*height = ScreenPriv->CursorInfoPtr->MaxHeight;
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}
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else
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(*ScreenPriv->QueryBestSize) (class, width, height, pScreen);
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}
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static void
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xf86CursorInstallColormap(ColormapPtr pMap)
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{
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xf86CursorScreenPtr ScreenPriv =
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(xf86CursorScreenPtr) dixLookupPrivate(&pMap->pScreen->devPrivates,
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xf86CursorScreenKey);
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ScreenPriv->pInstalledMap = pMap;
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(*ScreenPriv->InstallColormap) (pMap);
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}
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static void
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xf86CursorRecolorCursor(DeviceIntPtr pDev,
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ScreenPtr pScreen, CursorPtr pCurs, Bool displayed)
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{
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xf86CursorScreenPtr ScreenPriv =
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(xf86CursorScreenPtr) dixLookupPrivate(&pScreen->devPrivates,
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xf86CursorScreenKey);
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if (!displayed)
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return;
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if (ScreenPriv->SWCursor)
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(*ScreenPriv->RecolorCursor) (pDev, pScreen, pCurs, displayed);
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else
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xf86RecolorCursor(pScreen, pCurs, displayed);
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}
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/***** ScrnInfoRec functions *********/
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static void
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xf86CursorEnableDisableFBAccess(ScrnInfoPtr pScrn, Bool enable)
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{
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DeviceIntPtr pDev = inputInfo.pointer;
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ScreenPtr pScreen = xf86ScrnToScreen(pScrn);
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xf86CursorScreenPtr ScreenPriv =
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(xf86CursorScreenPtr) dixLookupPrivate(&pScreen->devPrivates,
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xf86CursorScreenKey);
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if (!enable && ScreenPriv->CurrentCursor != NullCursor) {
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CursorPtr currentCursor = ScreenPriv->CurrentCursor;
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xf86CursorSetCursor(pDev, pScreen, NullCursor, ScreenPriv->x,
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ScreenPriv->y);
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ScreenPriv->isUp = FALSE;
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ScreenPriv->SWCursor = TRUE;
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ScreenPriv->SavedCursor = currentCursor;
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}
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if (ScreenPriv->EnableDisableFBAccess)
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(*ScreenPriv->EnableDisableFBAccess) (pScrn, enable);
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if (enable && ScreenPriv->SavedCursor) {
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/*
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* Re-set current cursor so drivers can react to FB access having been
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* temporarily disabled.
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*/
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xf86CursorSetCursor(pDev, pScreen, ScreenPriv->SavedCursor,
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ScreenPriv->x, ScreenPriv->y);
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ScreenPriv->SavedCursor = NULL;
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}
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}
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static Bool
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xf86CursorSwitchMode(ScrnInfoPtr pScrn, DisplayModePtr mode)
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{
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Bool ret;
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ScreenPtr pScreen = xf86ScrnToScreen(pScrn);
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xf86CursorScreenPtr ScreenPriv =
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(xf86CursorScreenPtr) dixLookupPrivate(&pScreen->devPrivates,
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xf86CursorScreenKey);
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if (ScreenPriv->isUp) {
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xf86SetCursor(pScreen, NullCursor, ScreenPriv->x, ScreenPriv->y);
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ScreenPriv->isUp = FALSE;
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}
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ret = (*ScreenPriv->SwitchMode) (pScrn, mode);
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/*
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* Cannot restore cursor here because the new frame[XY][01] haven't been
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* calculated yet. However, because the hardware cursor was removed above,
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* ensure the cursor is repainted by miPointerWarpCursor().
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*/
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ScreenPriv->CursorToRestore = ScreenPriv->CurrentCursor;
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miPointerSetWaitForUpdate(pScreen, FALSE); /* Force cursor repaint */
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return ret;
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}
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/****** miPointerSpriteFunctions *******/
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static Bool
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xf86CursorRealizeCursor(DeviceIntPtr pDev, ScreenPtr pScreen, CursorPtr pCurs)
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{
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xf86CursorScreenPtr ScreenPriv =
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(xf86CursorScreenPtr) dixLookupPrivate(&pScreen->devPrivates,
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xf86CursorScreenKey);
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if (CursorRefCount(pCurs) <= 1)
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dixSetScreenPrivate(&pCurs->devPrivates, CursorScreenKey, pScreen,
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NULL);
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return (*ScreenPriv->spriteFuncs->RealizeCursor) (pDev, pScreen, pCurs);
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}
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static Bool
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xf86CursorUnrealizeCursor(DeviceIntPtr pDev, ScreenPtr pScreen, CursorPtr pCurs)
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{
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xf86CursorScreenPtr ScreenPriv =
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(xf86CursorScreenPtr) dixLookupPrivate(&pScreen->devPrivates,
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xf86CursorScreenKey);
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if (CursorRefCount(pCurs) <= 1) {
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free(dixLookupScreenPrivate
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(&pCurs->devPrivates, CursorScreenKey, pScreen));
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dixSetScreenPrivate(&pCurs->devPrivates, CursorScreenKey, pScreen,
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NULL);
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}
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return (*ScreenPriv->spriteFuncs->UnrealizeCursor) (pDev, pScreen, pCurs);
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}
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static void
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xf86CursorSetCursor(DeviceIntPtr pDev, ScreenPtr pScreen, CursorPtr pCurs,
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int x, int y)
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{
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xf86CursorScreenPtr ScreenPriv =
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(xf86CursorScreenPtr) dixLookupPrivate(&pScreen->devPrivates,
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xf86CursorScreenKey);
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xf86CursorInfoPtr infoPtr = ScreenPriv->CursorInfoPtr;
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if (pCurs == NullCursor) { /* means we're supposed to remove the cursor */
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if (ScreenPriv->SWCursor ||
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!(GetMaster(pDev, MASTER_POINTER) == inputInfo.pointer))
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(*ScreenPriv->spriteFuncs->SetCursor) (pDev, pScreen, NullCursor, x,
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y);
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else if (ScreenPriv->isUp) {
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xf86SetCursor(pScreen, NullCursor, x, y);
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ScreenPriv->isUp = FALSE;
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}
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if (ScreenPriv->CurrentCursor)
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FreeCursor(ScreenPriv->CurrentCursor, None);
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ScreenPriv->CurrentCursor = NullCursor;
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return;
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}
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/* only update for VCP, otherwise we get cursor jumps when removing a
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sprite. The second cursor is never HW rendered anyway. */
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if (GetMaster(pDev, MASTER_POINTER) == inputInfo.pointer) {
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CursorPtr cursor = RefCursor(pCurs);
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if (ScreenPriv->CurrentCursor)
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FreeCursor(ScreenPriv->CurrentCursor, None);
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ScreenPriv->CurrentCursor = cursor;
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ScreenPriv->x = x;
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ScreenPriv->y = y;
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ScreenPriv->CursorToRestore = NULL;
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ScreenPriv->HotX = cursor->bits->xhot;
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ScreenPriv->HotY = cursor->bits->yhot;
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if (!infoPtr->pScrn->vtSema) {
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ScreenPriv->SavedCursor = cursor;
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return;
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}
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if (infoPtr->pScrn->vtSema && xorg_list_is_empty(&pScreen->pixmap_dirty_list) &&
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(ScreenPriv->ForceHWCursorCount ||
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((
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cursor->bits->argb &&
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infoPtr->UseHWCursorARGB &&
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(*infoPtr->UseHWCursorARGB)(pScreen, cursor)) ||
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(cursor->bits->argb == 0 &&
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(cursor->bits->height <= infoPtr->MaxHeight) &&
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(cursor->bits->width <= infoPtr->MaxWidth) &&
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(!infoPtr->UseHWCursor || (*infoPtr->UseHWCursor) (pScreen, cursor)))))) {
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if (ScreenPriv->SWCursor) /* remove the SW cursor */
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(*ScreenPriv->spriteFuncs->SetCursor) (pDev, pScreen,
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NullCursor, x, y);
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if (xf86SetCursor(pScreen, cursor, x, y)) {
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ScreenPriv->SWCursor = FALSE;
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ScreenPriv->isUp = TRUE;
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miPointerSetWaitForUpdate(pScreen, !infoPtr->pScrn->silkenMouse);
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return;
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}
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}
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miPointerSetWaitForUpdate(pScreen, TRUE);
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if (ScreenPriv->isUp) {
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/* Remove the HW cursor, or make it transparent */
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if (infoPtr->Flags & HARDWARE_CURSOR_SHOW_TRANSPARENT) {
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xf86SetTransparentCursor(pScreen);
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}
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else {
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xf86SetCursor(pScreen, NullCursor, x, y);
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ScreenPriv->isUp = FALSE;
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}
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}
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if (!ScreenPriv->SWCursor)
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ScreenPriv->SWCursor = TRUE;
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}
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if (pCurs->bits->emptyMask && !ScreenPriv->showTransparent)
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pCurs = NullCursor;
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(*ScreenPriv->spriteFuncs->SetCursor) (pDev, pScreen, pCurs, x, y);
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}
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static void
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xf86CursorMoveCursor(DeviceIntPtr pDev, ScreenPtr pScreen, int x, int y)
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{
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xf86CursorScreenPtr ScreenPriv =
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(xf86CursorScreenPtr) dixLookupPrivate(&pScreen->devPrivates,
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xf86CursorScreenKey);
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/* only update coordinate state for first sprite, otherwise we get jumps
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when removing a sprite. The second sprite is never HW rendered anyway */
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if (GetMaster(pDev, MASTER_POINTER) == inputInfo.pointer) {
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ScreenPriv->x = x;
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ScreenPriv->y = y;
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if (ScreenPriv->CursorToRestore)
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xf86CursorSetCursor(pDev, pScreen, ScreenPriv->CursorToRestore, x,
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y);
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else if (ScreenPriv->SWCursor)
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(*ScreenPriv->spriteFuncs->MoveCursor) (pDev, pScreen, x, y);
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else if (ScreenPriv->isUp)
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xf86MoveCursor(pScreen, x, y);
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}
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else
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(*ScreenPriv->spriteFuncs->MoveCursor) (pDev, pScreen, x, y);
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}
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void
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xf86ForceHWCursor(ScreenPtr pScreen, Bool on)
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{
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DeviceIntPtr pDev = inputInfo.pointer;
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xf86CursorScreenPtr ScreenPriv =
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(xf86CursorScreenPtr) dixLookupPrivate(&pScreen->devPrivates,
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xf86CursorScreenKey);
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if (on) {
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if (ScreenPriv->ForceHWCursorCount++ == 0) {
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if (ScreenPriv->SWCursor && ScreenPriv->CurrentCursor) {
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ScreenPriv->HWCursorForced = TRUE;
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xf86CursorSetCursor(pDev, pScreen, ScreenPriv->CurrentCursor,
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ScreenPriv->x, ScreenPriv->y);
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}
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else
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ScreenPriv->HWCursorForced = FALSE;
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}
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}
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else {
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if (--ScreenPriv->ForceHWCursorCount == 0) {
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if (ScreenPriv->HWCursorForced && ScreenPriv->CurrentCursor)
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xf86CursorSetCursor(pDev, pScreen, ScreenPriv->CurrentCursor,
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ScreenPriv->x, ScreenPriv->y);
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}
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}
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}
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xf86CursorInfoPtr
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xf86CreateCursorInfoRec(void)
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{
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return calloc(1, sizeof(xf86CursorInfoRec));
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}
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void
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xf86DestroyCursorInfoRec(xf86CursorInfoPtr infoPtr)
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{
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free(infoPtr);
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}
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/**
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* New cursor has been created. Do your initalizations here.
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*/
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static Bool
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xf86DeviceCursorInitialize(DeviceIntPtr pDev, ScreenPtr pScreen)
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{
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int ret;
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xf86CursorScreenPtr ScreenPriv =
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(xf86CursorScreenPtr) dixLookupPrivate(&pScreen->devPrivates,
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xf86CursorScreenKey);
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/* Init SW cursor */
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ret = (*ScreenPriv->spriteFuncs->DeviceCursorInitialize) (pDev, pScreen);
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return ret;
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}
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/**
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* Cursor has been removed. Clean up after yourself.
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*/
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static void
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xf86DeviceCursorCleanup(DeviceIntPtr pDev, ScreenPtr pScreen)
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{
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xf86CursorScreenPtr ScreenPriv =
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(xf86CursorScreenPtr) dixLookupPrivate(&pScreen->devPrivates,
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xf86CursorScreenKey);
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/* Clean up SW cursor */
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(*ScreenPriv->spriteFuncs->DeviceCursorCleanup) (pDev, pScreen);
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}
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