static void
miColorRects (PicturePtr pDst,
PicturePtr pClipPict,
xRenderColor *color,
int nRect,
xRectangle *rects,
int xoff,
int yoff)
{
ScreenPtr pScreen = pDst->pDrawable->pScreen;
CARD32 pixel;
GCPtr pGC;
CARD32 tmpval[5];
RegionPtr pClip;
unsigned long mask;
miRenderColorToPixel (pDst->pFormat, color, &pixel);
pGC = GetScratchGC (pDst->pDrawable->depth, pScreen);
if (!pGC)
return;
tmpval[0] = GXcopy;
tmpval[1] = pixel;
tmpval[2] = pDst->subWindowMode;
mask = GCFunction | GCForeground | GCSubwindowMode;
if (pClipPict->clientClipType == CT_REGION)
{
tmpval[3] = pDst->clipOrigin.x - xoff;
tmpval[4] = pDst->clipOrigin.y - yoff;
mask |= GCClipXOrigin|GCClipYOrigin;
pClip = REGION_CREATE (pScreen, NULL, 1);
REGION_COPY (pScreen, pClip,
(RegionPtr) pClipPict->clientClip);
(*pGC->funcs->ChangeClip) (pGC, CT_REGION, pClip, 0);
}
ChangeGC (pGC, mask, tmpval);
ValidateGC (pDst->pDrawable, pGC);
if (xoff || yoff)
{
int i;
for (i = 0; i < nRect; i++)
{
rects[i].x -= xoff;
rects[i].y -= yoff;
}
}
(*pGC->ops->PolyFillRect) (pDst->pDrawable, pGC, nRect, rects);
if (xoff || yoff)
{
int i;
for (i = 0; i < nRect; i++)
{
rects[i].x += xoff;
rects[i].y += yoff;
}
}
FreeScratchGC (pGC);
}
static void
vivante_dri2_CopyRegion(DrawablePtr drawable, RegionPtr pRegion,
DRI2BufferPtr dstBuf, DRI2BufferPtr srcBuf)
{
ScreenPtr screen = drawable->pScreen;
DrawablePtr src = vivante_dri2_get_drawable(srcBuf, drawable);
DrawablePtr dst = vivante_dri2_get_drawable(dstBuf, drawable);
RegionPtr clip;
GCPtr gc;
gc = GetScratchGC(dst->depth, screen);
if (!gc)
return;
clip = REGION_CREATE(screen, NULL, 0);
REGION_COPY(screen, clip, pRegion);
gc->funcs->ChangeClip(gc, CT_REGION, clip, 0);
ValidateGC(dst, gc);
/*
* FIXME: wait for scanline to be outside the region to be copied...
* that is an interesting problem for Dove/GAL stuff because they're
* independent, and there's no way for the GPU to know where the
* scan position is. For now, just do the copy anyway.
*/
gc->ops->CopyArea(src, dst, gc, 0, 0,
drawable->width, drawable->height, 0, 0);
FreeScratchGC(gc);
}
Bool
xf86InitFBManagerRegion(
ScreenPtr pScreen,
RegionPtr FullRegion
){
FBManagerPtr offman;
if(REGION_NIL(FullRegion))
return FALSE;
if(xf86FBGeneration != serverGeneration) {
if((xf86FBScreenIndex = AllocateScreenPrivateIndex()) < 0)
return FALSE;
xf86FBGeneration = serverGeneration;
}
if(!xf86RegisterOffscreenManager(pScreen, &xf86FBManFuncs))
return FALSE;
offman = xalloc(sizeof(FBManager));
if(!offman) return FALSE;
pScreen->devPrivates[xf86FBScreenIndex].ptr = (pointer)offman;
offman->CloseScreen = pScreen->CloseScreen;
pScreen->CloseScreen = xf86FBCloseScreen;
offman->InitialBoxes = REGION_CREATE(pScreen, NULL, 1);
offman->FreeBoxes = REGION_CREATE(pScreen, NULL, 1);
REGION_COPY(pScreen, offman->InitialBoxes, FullRegion);
REGION_COPY(pScreen, offman->FreeBoxes, FullRegion);
offman->pScreen = pScreen;
offman->UsedAreas = NULL;
offman->LinearAreas = NULL;
offman->NumUsedAreas = 0;
offman->NumCallbacks = 0;
offman->FreeBoxesUpdateCallback = NULL;
offman->devPrivates = NULL;
return TRUE;
}
void
miSetShape(WindowPtr pWin)
{
Bool WasViewable = (Bool)(pWin->viewable);
ScreenPtr pScreen = pWin->drawable.pScreen;
Bool anyMarked = FALSE;
WindowPtr pLayerWin;
if (WasViewable)
{
anyMarked = (*pScreen->MarkOverlappedWindows)(pWin, pWin,
&pLayerWin);
if (pWin->valdata)
{
if (HasBorder (pWin))
{
RegionPtr borderVisible;
borderVisible = REGION_CREATE(pScreen, NullBox, 1);
REGION_SUBTRACT(pScreen, borderVisible,
&pWin->borderClip, &pWin->winSize);
pWin->valdata->before.borderVisible = borderVisible;
}
pWin->valdata->before.resized = TRUE;
}
}
SetWinSize (pWin);
SetBorderSize (pWin);
ResizeChildrenWinSize(pWin, 0, 0, 0, 0);
if (WasViewable)
{
anyMarked |= (*pScreen->MarkOverlappedWindows)(pWin, pWin,
NULL);
if (anyMarked)
(*pScreen->ValidateTree)(pLayerWin->parent, NullWindow, VTOther);
}
if (WasViewable)
{
if (anyMarked)
(*pScreen->HandleExposures)(pLayerWin->parent);
if (anyMarked && pScreen->PostValidateTree)
(*pScreen->PostValidateTree)(pLayerWin->parent, NullWindow, VTOther);
}
if (pWin->realized)
WindowsRestructured ();
CheckCursorConfinement(pWin);
}
void
miChangeBorderWidth(WindowPtr pWin, unsigned int width)
{
int oldwidth;
Bool anyMarked = FALSE;
ScreenPtr pScreen;
Bool WasViewable = (Bool)(pWin->viewable);
Bool HadBorder;
WindowPtr pLayerWin;
oldwidth = wBorderWidth (pWin);
if (oldwidth == width)
return;
HadBorder = HasBorder(pWin);
pScreen = pWin->drawable.pScreen;
if (WasViewable && width < oldwidth)
anyMarked = (*pScreen->MarkOverlappedWindows)(pWin, pWin, &pLayerWin);
pWin->borderWidth = width;
SetBorderSize (pWin);
if (WasViewable)
{
if (width > oldwidth)
{
anyMarked = (*pScreen->MarkOverlappedWindows)(pWin, pWin,
&pLayerWin);
/*
* save the old border visible region to correctly compute
* borderExposed.
*/
if (pWin->valdata && HadBorder)
{
RegionPtr borderVisible;
borderVisible = REGION_CREATE(pScreen, NULL, 1);
REGION_SUBTRACT(pScreen, borderVisible,
&pWin->borderClip, &pWin->winSize);
pWin->valdata->before.borderVisible = borderVisible;
}
}
if (anyMarked)
{
(*pScreen->ValidateTree)(pLayerWin->parent, pLayerWin, VTOther);
(*pScreen->HandleExposures)(pLayerWin->parent);
}
if (anyMarked && pScreen->PostValidateTree)
(*pScreen->PostValidateTree)(pLayerWin->parent, pLayerWin,
VTOther);
}
if (pWin->realized)
WindowsRestructured ();
}
static void
MSMDRI2CopyRegion(DrawablePtr pDraw, RegionPtr pRegion,
DRI2BufferPtr pDstBuffer, DRI2BufferPtr pSrcBuffer)
{
ScreenPtr pScreen = pDraw->pScreen;
ScrnInfoPtr pScrn = xf86ScreenToScrn(pScreen);
DrawablePtr pSrcDraw = dri2draw(pDraw, pSrcBuffer);
DrawablePtr pDstDraw = dri2draw(pDraw, pDstBuffer);
RegionPtr pCopyClip;
GCPtr pGC;
DEBUG_MSG("pDraw=%p, pDstBuffer=%p (%p), pSrcBuffer=%p (%p)",
pDraw, pDstBuffer, pSrcDraw, pSrcBuffer, pDstDraw);
/* hack.. since we don't have proper fencing / kernel synchronization
* we can get in a scenario where we get many frames ahead of the gpu,
* with queued up cmd sequence like: render -> blit -> render -> blit ..
* This hack makes sure the previous blit has completed.
*/
{
MSMPtr pMsm = MSMPTR(pScrn);
MSMDRI2BufferPtr buf = MSMBUF(pDstBuffer);
pMsm->pExa->PrepareAccess(buf->pPixmap, 0);
pMsm->pExa->FinishAccess(buf->pPixmap, 0);
}
pGC = GetScratchGC(pDstDraw->depth, pScreen);
if (!pGC) {
return;
}
pCopyClip = REGION_CREATE(pScreen, NULL, 0);
RegionCopy(pCopyClip, pRegion);
(*pGC->funcs->ChangeClip) (pGC, CT_REGION, pCopyClip, 0);
ValidateGC(pDstDraw, pGC);
/* If the dst is the framebuffer, and we had a way to
* schedule a deferred blit synchronized w/ vsync, that
* would be a nice thing to do utilize here to avoid
* tearing.. when we have sync object support for GEM
* buffers, I think we could do something more clever
* here.
*/
pGC->ops->CopyArea(pSrcDraw, pDstDraw, pGC,
0, 0, pDraw->width, pDraw->height, 0, 0);
FreeScratchGC(pGC);
MSMFlushAccel(pScreen);
}
RegionPtr
XFixesRegionCopy (RegionPtr pRegion)
{
RegionPtr pNew = REGION_CREATE (0, REGION_EXTENTS(0, pRegion),
REGION_NUM_RECTS(pRegion));
if (!pNew)
return 0;
if (!REGION_COPY (0, pNew, pRegion))
{
REGION_DESTROY (0, pNew);
return 0;
}
return pNew;
}
/* Do ordinary copy */
static void MaliDRI2CopyRegion_copy(DrawablePtr pDraw,
RegionPtr pRegion,
DRI2BufferPtr pDstBuffer,
DRI2BufferPtr pSrcBuffer)
{
GCPtr pGC;
RegionPtr copyRegion;
ScreenPtr pScreen = pDraw->pScreen;
MaliDRI2BufferPrivatePtr privates;
PixmapPtr pScratchPixmap;
privates = (MaliDRI2BufferPrivatePtr)pSrcBuffer->driverPrivate;
// DebugMsg("Enter MaliDRI2CopyRegion buf_name:%d\n",pSrcBuffer->name);
/*
#ifdef HAVE_LIBUMP_CACHE_CONTROL
if (privates->handle != UMP_INVALID_MEMORY_HANDLE) {
// That's a normal UMP allocation, not a wrapped framebuffer
ump_cache_operations_control(UMP_CACHE_OP_START);
ump_switch_hw_usage_secure_id(pSrcBuffer->name, UMP_USED_BY_CPU);
ump_cache_operations_control(UMP_CACHE_OP_FINISH);
}
#endif
*/
pGC = GetScratchGC(pDraw->depth, pScreen);
pScratchPixmap = GetScratchPixmapHeader(pScreen,
privates->width, privates->height,
privates->depth, pSrcBuffer->cpp * 8,
pSrcBuffer->pitch,
privates->addr + pSrcBuffer->flags);
copyRegion = REGION_CREATE(pScreen, NULL, 0);
REGION_COPY(pScreen, copyRegion, pRegion);
(*pGC->funcs->ChangeClip)(pGC, CT_REGION, copyRegion, 0);
ValidateGC(pDraw, pGC);
(*pGC->ops->CopyArea)((DrawablePtr)pScratchPixmap, pDraw, pGC, 0, 0,
pDraw->width, pDraw->height, 0, 0);
FreeScratchPixmapHeader(pScratchPixmap);
FreeScratchGC(pGC);
/*
#ifdef HAVE_LIBUMP_CACHE_CONTROL
if (privates->handle != UMP_INVALID_MEMORY_HANDLE) {
// That's a normal UMP allocation, not a wrapped framebuffer
ump_cache_operations_control(UMP_CACHE_OP_START);
ump_switch_hw_usage_secure_id(pSrcBuffer->name, UMP_USED_BY_MALI);
ump_cache_operations_control(UMP_CACHE_OP_FINISH);
}
#endif
*/
}
static void
LeoCopyWindow(WindowPtr pWin, DDXPointRec ptOldOrg, RegionPtr prgnSrc)
{
ScreenPtr pScreen = pWin->drawable.pScreen;
LeoPtr pLeo = LeoGetScreenPrivate (pScreen);
DDXPointPtr pptSrc;
DDXPointPtr ppt;
RegionPtr prgnDst;
BoxPtr pbox;
int dx, dy;
int i, nbox;
WindowPtr pwinRoot;
if (pLeo->vtSema)
return;
dx = ptOldOrg.x - pWin->drawable.x;
dy = ptOldOrg.y - pWin->drawable.y;
pwinRoot = WindowTable[pWin->drawable.pScreen->myNum];
prgnDst = REGION_CREATE(pWin->drawable.pScreen, NULL, 1);
REGION_TRANSLATE(pWin->drawable.pScreen, prgnSrc, -dx, -dy);
REGION_INTERSECT(pWin->drawable.pScreen, prgnDst, &pWin->borderClip, prgnSrc);
pbox = REGION_RECTS(prgnDst);
nbox = REGION_NUM_RECTS(prgnDst);
if(!(pptSrc = (DDXPointPtr )ALLOCATE_LOCAL(nbox * sizeof(DDXPointRec))))
return;
ppt = pptSrc;
for (i = nbox; --i >= 0; ppt++, pbox++) {
ppt->x = pbox->x1 + dx;
ppt->y = pbox->y1 + dy;
}
LeoDoBitblt ((DrawablePtr)pwinRoot, (DrawablePtr)pwinRoot,
GXcopy, prgnDst, pptSrc, ~0L);
DEALLOCATE_LOCAL(pptSrc);
REGION_DESTROY(pWin->drawable.pScreen, prgnDst);
}
static void
ARMSOCDRI2CopyRegion(DrawablePtr pDraw, RegionPtr pRegion,
DRI2BufferPtr pDstBuffer, DRI2BufferPtr pSrcBuffer)
{
ScreenPtr pScreen = pDraw->pScreen;
ScrnInfoPtr pScrn = xf86ScreenToScrn(pScreen);
RegionPtr pCopyClip;
GCPtr pGC;
PixmapPtr pScratchPixmap;
struct ARMSOCDRI2BufferRec *src = ARMSOCBUF(pSrcBuffer);
DEBUG_MSG("pDraw=%p, pDstBuffer=%p pSrcBuffer=%p",
pDraw, pDstBuffer, pSrcBuffer);
pGC = GetScratchGC(pDraw->depth, pScreen);
if (!pGC)
return;
pCopyClip = REGION_CREATE(pScreen, NULL, 0);
RegionCopy(pCopyClip, pRegion);
(*pGC->funcs->ChangeClip) (pGC, CT_REGION, pCopyClip, 0);
ValidateGC(pDraw, pGC);
/* If the dst is the framebuffer, and we had a way to
* schedule a deferred blit synchronized w/ vsync, that
* would be a nice thing to do utilize here to avoid
* tearing.. when we have sync object support for GEM
* buffers, I think we could do something more clever
* here.
*/
pScratchPixmap = GetScratchPixmapHeader(pScreen,
armsoc_bo_width(src->bo), armsoc_bo_height(src->bo),
armsoc_bo_depth(src->bo), armsoc_bo_bpp(src->bo),
armsoc_bo_pitch(src->bo), armsoc_bo_map(src->bo));
pGC->ops->CopyArea((DrawablePtr) pScratchPixmap, pDraw, pGC,
0, 0, pDraw->width, pDraw->height, 0, 0);
FreeScratchPixmapHeader(pScratchPixmap);
FreeScratchGC(pGC);
}
static void MaliDRI2CopyRegion(DrawablePtr pDraw,
RegionPtr pRegion,
DRI2BufferPtr pDstBuffer,
DRI2BufferPtr pSrcBuffer)
{
GCPtr pGC;
RegionPtr copyRegion;
ScreenPtr pScreen = pDraw->pScreen;
MaliDRI2BufferPrivatePtr privates;
PixmapPtr pScratchPixmap;
privates = (MaliDRI2BufferPrivatePtr)pSrcBuffer->driverPrivate;
if (privates->depth != pDraw->depth) {
ErrorF("MaliDRI2CopyRegion: privates->depth != pDraw->depth (%d vs. %d)\n",
privates->depth, pDraw->depth);
return;
}
//ErrorF("MaliDRI2CopyRegion dstbuf=%p srcbuf=%p, depth=%d\n", pDstBuffer, pSrcBuffer, privates->depth);
ump_cache_operations_control(UMP_CACHE_OP_START);
ump_switch_hw_usage_secure_id(pSrcBuffer->name, UMP_USED_BY_CPU);
ump_cache_operations_control(UMP_CACHE_OP_FINISH);
pGC = GetScratchGC(pDraw->depth, pScreen);
pScratchPixmap = GetScratchPixmapHeader(pScreen, privates->width, privates->height,
privates->depth, pSrcBuffer->cpp * 8,
pSrcBuffer->pitch, privates->addr);
copyRegion = REGION_CREATE(pScreen, NULL, 0);
REGION_COPY(pScreen, copyRegion, pRegion);
(*pGC->funcs->ChangeClip)(pGC, CT_REGION, copyRegion, 0);
ValidateGC(pDraw, pGC);
(*pGC->ops->CopyArea)(pScratchPixmap, pDraw, pGC, 0, 0,
pDraw->width, pDraw->height, 0, 0);
FreeScratchPixmapHeader(pScratchPixmap);
FreeScratchGC(pGC);
ump_cache_operations_control(UMP_CACHE_OP_START);
ump_switch_hw_usage_secure_id(pSrcBuffer->name, UMP_USED_BY_MALI);
ump_cache_operations_control(UMP_CACHE_OP_FINISH);
}
Bool
omap_screen_resources_create(struct omap_screen_info *omaps)
{
PixmapPtr pixmap;
ENTER();
/* Set up our damage listener to update the window by hand. */
omaps->timer_active = 0;
omaps->empty_updates = 0;
omaps->damage = DamageCreate(damage_report_hook, damage_destroy_hook,
DamageReportNonEmpty, TRUE,
omaps->screen->pScreen, omaps);
if (!omaps->damage)
FatalError("omapCreateDrawResources: couldn't create damage\n");
pixmap = omaps->screen->pScreen->GetScreenPixmap(omaps->screen->pScreen);
if (!pixmap)
FatalError("omapCreateDrawResources: couldn't get screen pixmap\n");
omaps->pixmap = pixmap;
reset_damage(omaps);
DamageRegister(&pixmap->drawable, omaps->damage);
omaps->pixel_doubled = 0;
omaps->individual_updates = 0;
#ifdef XSP
XSPSetEventCallback(omaps->screen->pScreen->myNum, xsp_event, omaps);
#endif
omaps->tmp_region = REGION_CREATE(omaps->screen->pScreen, NullBox, 0);
if (!omaps->tmp_region)
FatalError("omapCreateDrawResources: couldn't create temp region\n");
LEAVE();
return TRUE;
}
static void
ARMSOCDRI2CopyRegion(DrawablePtr pDraw, RegionPtr pRegion,
DRI2BufferPtr pDstBuffer, DRI2BufferPtr pSrcBuffer)
{
ScreenPtr pScreen = pDraw->pScreen;
ScrnInfoPtr pScrn = xf86ScreenToScrn(pScreen);
DrawablePtr pSrcDraw = dri2draw(pDraw, pSrcBuffer);
DrawablePtr pDstDraw = dri2draw(pDraw, pDstBuffer);
RegionPtr pCopyClip;
GCPtr pGC;
DEBUG_MSG("pDraw=%p, pDstBuffer=%p (%p), pSrcBuffer=%p (%p)",
pDraw, pDstBuffer, pSrcDraw, pSrcBuffer, pDstDraw);
pGC = GetScratchGC(pDstDraw->depth, pScreen);
if (!pGC)
return;
pCopyClip = REGION_CREATE(pScreen, NULL, 0);
RegionCopy(pCopyClip, pRegion);
(*pGC->funcs->ChangeClip) (pGC, CT_REGION, pCopyClip, 0);
ValidateGC(pDstDraw, pGC);
/* If the dst is the framebuffer, and we had a way to
* schedule a deferred blit synchronized w/ vsync, that
* would be a nice thing to do utilize here to avoid
* tearing.. when we have sync object support for GEM
* buffers, I think we could do something more clever
* here.
*/
pGC->ops->CopyArea(pSrcDraw, pDstDraw, pGC,
0, 0, pDraw->width, pDraw->height, 0, 0);
FreeScratchGC(pGC);
}
void
nouveau_dri2_copy_region2(ScreenPtr pScreen, DrawablePtr pDraw, RegionPtr pRegion,
DRI2BufferPtr pDstBuffer, DRI2BufferPtr pSrcBuffer)
{
struct nouveau_dri2_buffer *src = nouveau_dri2_buffer(pSrcBuffer);
struct nouveau_dri2_buffer *dst = nouveau_dri2_buffer(pDstBuffer);
NVPtr pNv = NVPTR(xf86ScreenToScrn(pScreen));
RegionPtr pCopyClip;
GCPtr pGC;
DrawablePtr src_draw, dst_draw;
Bool translate = FALSE;
int off_x = 0, off_y = 0;
src_draw = &src->ppix->drawable;
dst_draw = &dst->ppix->drawable;
#if 0
ErrorF("attachments src %d, dst %d, drawable %p %p pDraw %p\n",
src->base.attachment, dst->base.attachment,
src_draw, dst_draw, pDraw);
#endif
if (src->base.attachment == DRI2BufferFrontLeft)
src_draw = pDraw;
if (dst->base.attachment == DRI2BufferFrontLeft) {
#ifdef NOUVEAU_PIXMAP_SHARING
if (pDraw->pScreen != pScreen) {
dst_draw = DRI2UpdatePrime(pDraw, pDstBuffer);
if (!dst_draw)
return;
}
else
#endif
dst_draw = pDraw;
if (dst_draw != pDraw)
translate = TRUE;
}
if (translate && pDraw->type == DRAWABLE_WINDOW) {
#ifdef COMPOSITE
PixmapPtr pPix = get_drawable_pixmap(pDraw);
off_x = -pPix->screen_x;
off_y = -pPix->screen_y;
#endif
off_x += pDraw->x;
off_y += pDraw->y;
}
pGC = GetScratchGC(pDraw->depth, pScreen);
pCopyClip = REGION_CREATE(pScreen, NULL, 0);
REGION_COPY(pScreen, pCopyClip, pRegion);
if (translate) {
REGION_TRANSLATE(pScreen, pCopyClip, off_x, off_y);
}
pGC->funcs->ChangeClip(pGC, CT_REGION, pCopyClip, 0);
ValidateGC(dst_draw, pGC);
/* If this is a full buffer swap or frontbuffer flush, throttle on
* the previous one.
*/
if (dst->base.attachment == DRI2BufferFrontLeft &&
REGION_NUM_RECTS(pRegion) == 1) {
BoxPtr extents = REGION_EXTENTS(pScreen, pRegion);
if (extents->x1 == 0 && extents->y1 == 0 &&
extents->x2 == pDraw->width &&
extents->y2 == pDraw->height) {
PixmapPtr fpix = get_drawable_pixmap(dst_draw);
struct nouveau_bo *bo = nouveau_pixmap_bo(fpix);
if (bo)
nouveau_bo_wait(bo, NOUVEAU_BO_RD, pNv->client);
}
}
pGC->ops->CopyArea(src_draw, dst_draw, pGC, 0, 0,
pDraw->width, pDraw->height, off_x, off_y);
FreeScratchGC(pGC);
}
void
PclPolySegment(
DrawablePtr pDrawable,
GCPtr pGC,
int nSegments,
xSegment *pSegments)
{
FILE *outFile, *dummy;
char t[80];
int xoffset, yoffset;
int nbox, i;
unsigned long valid;
BoxPtr pbox;
xRectangle *drawRects, *r;
RegionPtr drawRegion, region;
short fudge;
XpContextPtr pCon;
PclContextPrivPtr pConPriv;
GC cacheGC;
if( PclUpdateDrawableGC( pGC, pDrawable, &outFile ) == FALSE )
return;
pCon = PclGetContextFromWindow( (WindowPtr) pDrawable );
pConPriv = (PclContextPrivPtr)
pCon->devPrivates[PclContextPrivateIndex].ptr;
/*
* Allocate the storage for the temporary regions.
*/
region = REGION_CREATE( pGC->pScreen, NULL, 0 );
drawRects = (xRectangle *)
xalloc( nSegments * sizeof( xRectangle ) );
/*
* Calculate the fudge factor, based on the line width
*/
fudge = pGC->lineWidth * 3 + 1;
/*
* Turn off line joining.
*/
SEND_PCL( outFile, "\033%0BLA2,6;\033%0A" );
/*
* Generate the PCL code to draw the segments, by defining them as
* a macro which uses the HP-GL/2 line drawing function.
*
* XXX I wonder if this should be implemented using the Encoded
* XXX Polyline function. Since I'm only sending it once, it's not
* XXX necessarily too important.
*/
MACRO_START( outFile, pConPriv );
SAVE_PCL( outFile, pConPriv, "\033%0B" );
xoffset = pDrawable->x;
yoffset = pDrawable->y;
for( i = 0, r = drawRects; i < nSegments; i++, r++ )
{
r->x = MIN( pSegments[i].x1, pSegments[i].x2 ) + xoffset;
r->y = MIN( pSegments[i].y1, pSegments[i].y2 ) + yoffset;
r->width = abs( pSegments[i].x1 - pSegments[i].x2 );
r->height = abs( pSegments[i].y1 - pSegments[i].y2 );
sprintf( t, "PU%d,%d;PD%d,%d;", pSegments[i].x1 + xoffset,
pSegments[i].y1 + yoffset, pSegments[i].x2 +
xoffset, pSegments[i].y2 + yoffset );
SAVE_PCL( outFile, pConPriv, t );
r->x -= fudge;
r->y -= fudge;
r->width += 2 * fudge;
r->height += 2 * fudge;
}
SAVE_PCL( outFile, pConPriv, "\033%0A" );
MACRO_END ( outFile );
/*
* Convert the collection of rectangles into a proper region, then
* intersect it with the clip region.
*/
drawRegion = RECTS_TO_REGION( pGC->pScreen, nSegments,
drawRects, CT_UNSORTED );
REGION_INTERSECT( pGC->pScreen, region, drawRegion, pGC->pCompositeClip );
/*
* For each rectangle in the clip region, set the HP-GL/2 "input
* window" and render the entire set of segments to it.
*/
pbox = REGION_RECTS( region );
nbox = REGION_NUM_RECTS( region );
PclSendData(outFile, pConPriv, pbox, nbox, 1.0);
/*
* Now we need to reset the line join mode to whatever it was at before.
* The easiest way is to force the cached GC's joinstyle to be different
* from the current GC's joinstyle, then re-update the GC. This way, we
* don't have to duplicate code unnecessarily.
*/
PclGetDrawablePrivateStuff( pDrawable, &cacheGC, &valid, &dummy );
cacheGC.joinStyle = !cacheGC.joinStyle;
PclSetDrawablePrivateGC( pDrawable, cacheGC );
PclUpdateDrawableGC( pGC, pDrawable, &outFile );
/*
* Clean up
*/
REGION_DESTROY( pGC->pScreen, drawRegion );
REGION_DESTROY( pGC->pScreen, region );
xfree( drawRects );
}
void
miSlideAndSizeWindow(WindowPtr pWin,
int x, int y,
unsigned int w, unsigned int h,
WindowPtr pSib)
{
WindowPtr pParent;
Bool WasViewable = (Bool)(pWin->viewable);
unsigned short width = pWin->drawable.width,
height = pWin->drawable.height;
short oldx = pWin->drawable.x,
oldy = pWin->drawable.y;
int bw = wBorderWidth (pWin);
short dw, dh;
DDXPointRec oldpt;
RegionPtr oldRegion = NULL;
Bool anyMarked = FALSE;
ScreenPtr pScreen;
WindowPtr pFirstChange;
WindowPtr pChild;
RegionPtr gravitate[StaticGravity + 1];
unsigned g;
int nx, ny; /* destination x,y */
int newx, newy; /* new inner window position */
RegionPtr pRegion = NULL;
RegionPtr destClip; /* portions of destination already written */
RegionPtr oldWinClip = NULL; /* old clip list for window */
RegionPtr borderVisible = NullRegion; /* visible area of the border */
Bool shrunk = FALSE; /* shrunk in an inner dimension */
Bool moved = FALSE; /* window position changed */
WindowPtr pLayerWin;
/* if this is a root window, can't be resized */
if (!(pParent = pWin->parent))
return ;
pScreen = pWin->drawable.pScreen;
newx = pParent->drawable.x + x + bw;
newy = pParent->drawable.y + y + bw;
if (WasViewable)
{
anyMarked = FALSE;
/*
* save the visible region of the window
*/
oldRegion = REGION_CREATE(pScreen, NullBox, 1);
REGION_COPY(pScreen, oldRegion, &pWin->winSize);
/*
* categorize child windows into regions to be moved
*/
for (g = 0; g <= StaticGravity; g++)
gravitate[g] = (RegionPtr) NULL;
for (pChild = pWin->firstChild; pChild; pChild = pChild->nextSib)
{
g = pChild->winGravity;
if (g != UnmapGravity)
{
if (!gravitate[g])
gravitate[g] = REGION_CREATE(pScreen, NullBox, 1);
REGION_UNION(pScreen, gravitate[g],
gravitate[g], &pChild->borderClip);
}
else
{
UnmapWindow(pChild, TRUE);
anyMarked = TRUE;
}
}
anyMarked |= (*pScreen->MarkOverlappedWindows)(pWin, pWin,
&pLayerWin);
oldWinClip = NULL;
if (pWin->bitGravity != ForgetGravity)
{
oldWinClip = REGION_CREATE(pScreen, NullBox, 1);
REGION_COPY(pScreen, oldWinClip, &pWin->clipList);
}
/*
* if the window is changing size, borderExposed
* can't be computed correctly without some help.
*/
if (pWin->drawable.height > h || pWin->drawable.width > w)
shrunk = TRUE;
if (newx != oldx || newy != oldy)
moved = TRUE;
if ((pWin->drawable.height != h || pWin->drawable.width != w) &&
HasBorder (pWin))
{
borderVisible = REGION_CREATE(pScreen, NullBox, 1);
/* for tiled borders, we punt and draw the whole thing */
if (pWin->borderIsPixel || !moved)
{
if (shrunk || moved)
REGION_SUBTRACT(pScreen, borderVisible,
&pWin->borderClip,
&pWin->winSize);
else
REGION_COPY(pScreen, borderVisible,
&pWin->borderClip);
}
}
}
pWin->origin.x = x + bw;
pWin->origin.y = y + bw;
pWin->drawable.height = h;
pWin->drawable.width = w;
x = pWin->drawable.x = newx;
y = pWin->drawable.y = newy;
SetWinSize (pWin);
SetBorderSize (pWin);
dw = (int)w - (int)width;
dh = (int)h - (int)height;
ResizeChildrenWinSize(pWin, x - oldx, y - oldy, dw, dh);
/* let the hardware adjust background and border pixmaps, if any */
(*pScreen->PositionWindow)(pWin, x, y);
pFirstChange = MoveWindowInStack(pWin, pSib);
if (WasViewable)
{
pRegion = REGION_CREATE(pScreen, NullBox, 1);
if (pLayerWin == pWin)
anyMarked |= (*pScreen->MarkOverlappedWindows)(pWin, pFirstChange,
NULL);
else
anyMarked |= (*pScreen->MarkOverlappedWindows)(pWin, pLayerWin,
NULL);
if (pWin->valdata)
{
pWin->valdata->before.resized = TRUE;
pWin->valdata->before.borderVisible = borderVisible;
}
if (anyMarked)
(*pScreen->ValidateTree)(pLayerWin->parent, pFirstChange, VTOther);
/*
* the entire window is trashed unless bitGravity
* recovers portions of it
*/
REGION_COPY(pScreen, &pWin->valdata->after.exposed, &pWin->clipList);
}
GravityTranslate (x, y, oldx, oldy, dw, dh, pWin->bitGravity, &nx, &ny);
if (WasViewable)
{
/* avoid the border */
if (HasBorder (pWin))
{
int offx, offy, dx, dy;
/* kruft to avoid double translates for each gravity */
offx = 0;
offy = 0;
for (g = 0; g <= StaticGravity; g++)
{
if (!gravitate[g])
continue;
/* align winSize to gravitate[g].
* winSize is in new coordinates,
* gravitate[g] is still in old coordinates */
GravityTranslate (x, y, oldx, oldy, dw, dh, g, &nx, &ny);
dx = (oldx - nx) - offx;
dy = (oldy - ny) - offy;
if (dx || dy)
{
REGION_TRANSLATE(pScreen, &pWin->winSize, dx, dy);
offx += dx;
offy += dy;
}
REGION_INTERSECT(pScreen, gravitate[g], gravitate[g],
&pWin->winSize);
}
/* get winSize back where it belongs */
if (offx || offy)
REGION_TRANSLATE(pScreen, &pWin->winSize, -offx, -offy);
}
/*
* add screen bits to the appropriate bucket
*/
if (oldWinClip)
{
/*
* clip to new clipList
*/
REGION_COPY(pScreen, pRegion, oldWinClip);
REGION_TRANSLATE(pScreen, pRegion, nx - oldx, ny - oldy);
REGION_INTERSECT(pScreen, oldWinClip, pRegion, &pWin->clipList);
/*
* don't step on any gravity bits which will be copied after this
* region. Note -- this assumes that the regions will be copied
* in gravity order.
*/
for (g = pWin->bitGravity + 1; g <= StaticGravity; g++)
{
if (gravitate[g])
REGION_SUBTRACT(pScreen, oldWinClip, oldWinClip,
gravitate[g]);
}
REGION_TRANSLATE(pScreen, oldWinClip, oldx - nx, oldy - ny);
g = pWin->bitGravity;
if (!gravitate[g])
gravitate[g] = oldWinClip;
else
{
REGION_UNION(pScreen, gravitate[g], gravitate[g], oldWinClip);
REGION_DESTROY(pScreen, oldWinClip);
}
}
/*
* move the bits on the screen
*/
destClip = NULL;
for (g = 0; g <= StaticGravity; g++)
{
if (!gravitate[g])
continue;
GravityTranslate (x, y, oldx, oldy, dw, dh, g, &nx, &ny);
oldpt.x = oldx + (x - nx);
oldpt.y = oldy + (y - ny);
/* Note that gravitate[g] is *translated* by CopyWindow */
/* only copy the remaining useful bits */
REGION_INTERSECT(pScreen, gravitate[g], gravitate[g], oldRegion);
/* clip to not overwrite already copied areas */
if (destClip) {
REGION_TRANSLATE(pScreen, destClip, oldpt.x - x, oldpt.y - y);
REGION_SUBTRACT(pScreen, gravitate[g], gravitate[g], destClip);
REGION_TRANSLATE(pScreen, destClip, x - oldpt.x, y - oldpt.y);
}
/* and move those bits */
if (oldpt.x != x || oldpt.y != y
#ifdef COMPOSITE
|| pWin->redirectDraw
#endif
)
{
(*pWin->drawable.pScreen->CopyWindow)(pWin, oldpt, gravitate[g]);
}
/* remove any overwritten bits from the remaining useful bits */
REGION_SUBTRACT(pScreen, oldRegion, oldRegion, gravitate[g]);
/*
* recompute exposed regions of child windows
*/
for (pChild = pWin->firstChild; pChild; pChild = pChild->nextSib)
{
if (pChild->winGravity != g)
continue;
REGION_INTERSECT(pScreen, pRegion,
&pChild->borderClip, gravitate[g]);
TraverseTree (pChild, miRecomputeExposures, (pointer)pRegion);
}
/*
* remove the successfully copied regions of the
* window from its exposed region
*/
if (g == pWin->bitGravity)
REGION_SUBTRACT(pScreen, &pWin->valdata->after.exposed,
&pWin->valdata->after.exposed, gravitate[g]);
if (!destClip)
destClip = gravitate[g];
else
{
REGION_UNION(pScreen, destClip, destClip, gravitate[g]);
REGION_DESTROY(pScreen, gravitate[g]);
}
}
REGION_DESTROY(pScreen, oldRegion);
REGION_DESTROY(pScreen, pRegion);
if (destClip)
REGION_DESTROY(pScreen, destClip);
if (anyMarked)
(*pScreen->HandleExposures)(pLayerWin->parent);
if (anyMarked && pScreen->PostValidateTree)
(*pScreen->PostValidateTree)(pLayerWin->parent, pFirstChange,
VTOther);
}
if (pWin->realized)
WindowsRestructured ();
}
static void
xf86SetRootClip (ScreenPtr pScreen, Bool enable)
{
#if XORG < 19
WindowPtr pWin = WindowTable[pScreen->myNum];
#else
WindowPtr pWin = pScreen->root;
#endif
WindowPtr pChild;
Bool WasViewable = (Bool)(pWin->viewable);
Bool anyMarked = FALSE;
#if XORG < 110
RegionPtr pOldClip = NULL, bsExposed;
#ifdef DO_SAVE_UNDERS
Bool dosave = FALSE;
#endif
#endif
WindowPtr pLayerWin;
BoxRec box;
if (WasViewable)
{
for (pChild = pWin->firstChild; pChild; pChild = pChild->nextSib)
{
(void) (*pScreen->MarkOverlappedWindows)(pChild,
pChild,
&pLayerWin);
}
(*pScreen->MarkWindow) (pWin);
anyMarked = TRUE;
if (pWin->valdata)
{
if (HasBorder (pWin))
{
RegionPtr borderVisible;
borderVisible = REGION_CREATE(pScreen, NullBox, 1);
REGION_SUBTRACT(pScreen, borderVisible,
&pWin->borderClip, &pWin->winSize);
pWin->valdata->before.borderVisible = borderVisible;
}
pWin->valdata->before.resized = TRUE;
}
}
/*
* Use REGION_BREAK to avoid optimizations in ValidateTree
* that assume the root borderClip can't change well, normally
* it doesn't...)
*/
if (enable)
{
box.x1 = 0;
box.y1 = 0;
box.x2 = pScreen->width;
box.y2 = pScreen->height;
REGION_INIT (pScreen, &pWin->winSize, &box, 1);
REGION_INIT (pScreen, &pWin->borderSize, &box, 1);
if (WasViewable)
REGION_RESET(pScreen, &pWin->borderClip, &box);
pWin->drawable.width = pScreen->width;
pWin->drawable.height = pScreen->height;
REGION_BREAK (pWin->drawable.pScreen, &pWin->clipList);
}
else
{
REGION_EMPTY(pScreen, &pWin->borderClip);
REGION_BREAK (pWin->drawable.pScreen, &pWin->clipList);
}
ResizeChildrenWinSize (pWin, 0, 0, 0, 0);
if (WasViewable)
{
#if XORG < 110
if (pWin->backStorage)
{
pOldClip = REGION_CREATE(pScreen, NullBox, 1);
REGION_COPY(pScreen, pOldClip, &pWin->clipList);
}
#endif
if (pWin->firstChild)
{
anyMarked |= (*pScreen->MarkOverlappedWindows)(pWin->firstChild,
pWin->firstChild,
(WindowPtr *)NULL);
}
else
{
(*pScreen->MarkWindow) (pWin);
anyMarked = TRUE;
}
#if XORG < 110 && defined(DO_SAVE_UNDERS)
if (DO_SAVE_UNDERS(pWin))
{
dosave = (*pScreen->ChangeSaveUnder)(pLayerWin, pLayerWin);
}
#endif /* DO_SAVE_UNDERS */
if (anyMarked)
(*pScreen->ValidateTree)(pWin, NullWindow, VTOther);
}
#if XORG < 110
if (pWin->backStorage &&
((pWin->backingStore == Always) || WasViewable))
{
if (!WasViewable)
pOldClip = &pWin->clipList; /* a convenient empty region */
bsExposed = (*pScreen->TranslateBackingStore)
(pWin, 0, 0, pOldClip,
pWin->drawable.x, pWin->drawable.y);
if (WasViewable)
REGION_DESTROY(pScreen, pOldClip);
if (bsExposed)
{
RegionPtr valExposed = NullRegion;
if (pWin->valdata)
valExposed = &pWin->valdata->after.exposed;
(*pScreen->WindowExposures) (pWin, valExposed, bsExposed);
if (valExposed)
REGION_EMPTY(pScreen, valExposed);
REGION_DESTROY(pScreen, bsExposed);
}
}
#endif
if (WasViewable)
{
if (anyMarked)
(*pScreen->HandleExposures)(pWin);
#if XORG < 110 && defined(DO_SAVE_UNDERS)
if (dosave)
(*pScreen->PostChangeSaveUnder)(pLayerWin, pLayerWin);
#endif /* DO_SAVE_UNDERS */
if (anyMarked && pScreen->PostValidateTree)
(*pScreen->PostValidateTree)(pWin, NullWindow, VTOther);
}
if (pWin->realized)
WindowsRestructured ();
FlushAllOutput ();
}
void
KdSetRootClip (ScreenPtr pScreen, BOOL enable)
{
#ifndef FB_OLD_SCREEN
WindowPtr pWin = WindowTable[pScreen->myNum];
WindowPtr pChild;
Bool WasViewable;
Bool anyMarked = FALSE;
RegionPtr pOldClip = 0, bsExposed;
#ifdef DO_SAVE_UNDERS
Bool dosave = FALSE;
#endif
WindowPtr pLayerWin;
BoxRec box;
if (!pWin)
return;
WasViewable = (Bool)(pWin->viewable);
if (WasViewable)
{
for (pChild = pWin->firstChild; pChild; pChild = pChild->nextSib)
{
(void) (*pScreen->MarkOverlappedWindows)(pChild,
pChild,
&pLayerWin);
}
(*pScreen->MarkWindow) (pWin);
anyMarked = TRUE;
if (pWin->valdata)
{
if (HasBorder (pWin))
{
RegionPtr borderVisible;
borderVisible = REGION_CREATE(pScreen, NullBox, 1);
REGION_SUBTRACT(pScreen, borderVisible,
&pWin->borderClip, &pWin->winSize);
pWin->valdata->before.borderVisible = borderVisible;
}
pWin->valdata->before.resized = TRUE;
}
}
if (enable)
{
box.x1 = 0;
box.y1 = 0;
box.x2 = pScreen->width;
box.y2 = pScreen->height;
pWin->drawable.width = pScreen->width;
pWin->drawable.height = pScreen->height;
REGION_INIT (pScreen, &pWin->winSize, &box, 1);
REGION_INIT (pScreen, &pWin->borderSize, &box, 1);
REGION_RESET(pScreen, &pWin->borderClip, &box);
REGION_BREAK (pWin->drawable.pScreen, &pWin->clipList);
}
else
{
REGION_EMPTY(pScreen, &pWin->borderClip);
REGION_BREAK (pWin->drawable.pScreen, &pWin->clipList);
}
ResizeChildrenWinSize (pWin, 0, 0, 0, 0);
if (WasViewable)
{
if (pWin->backStorage)
{
pOldClip = REGION_CREATE(pScreen, NullBox, 1);
REGION_COPY(pScreen, pOldClip, &pWin->clipList);
}
if (pWin->firstChild)
{
anyMarked |= (*pScreen->MarkOverlappedWindows)(pWin->firstChild,
pWin->firstChild,
(WindowPtr *)NULL);
}
else
{
(*pScreen->MarkWindow) (pWin);
anyMarked = TRUE;
}
#ifdef DO_SAVE_UNDERS
if (DO_SAVE_UNDERS(pWin))
{
dosave = (*pScreen->ChangeSaveUnder)(pLayerWin, pLayerWin);
}
#endif /* DO_SAVE_UNDERS */
if (anyMarked)
(*pScreen->ValidateTree)(pWin, NullWindow, VTOther);
}
if (pWin->backStorage &&
((pWin->backingStore == Always) || WasViewable))
{
if (!WasViewable)
pOldClip = &pWin->clipList; /* a convenient empty region */
bsExposed = (*pScreen->TranslateBackingStore)
(pWin, 0, 0, pOldClip,
pWin->drawable.x, pWin->drawable.y);
if (WasViewable)
REGION_DESTROY(pScreen, pOldClip);
if (bsExposed)
{
RegionPtr valExposed = NullRegion;
if (pWin->valdata)
valExposed = &pWin->valdata->after.exposed;
(*pScreen->WindowExposures) (pWin, valExposed, bsExposed);
if (valExposed)
REGION_EMPTY(pScreen, valExposed);
REGION_DESTROY(pScreen, bsExposed);
}
}
if (WasViewable)
{
if (anyMarked)
(*pScreen->HandleExposures)(pWin);
#ifdef DO_SAVE_UNDERS
if (dosave)
(*pScreen->PostChangeSaveUnder)(pLayerWin, pLayerWin);
#endif /* DO_SAVE_UNDERS */
if (anyMarked && pScreen->PostValidateTree)
(*pScreen->PostValidateTree)(pWin, NullWindow, VTOther);
}
if (pWin->realized)
WindowsRestructured ();
#endif /* !FB_OLD_SCREEN */
}
void
miMoveWindow(WindowPtr pWin, int x, int y, WindowPtr pNextSib, VTKind kind)
{
WindowPtr pParent;
Bool WasViewable = (Bool)(pWin->viewable);
short bw;
RegionPtr oldRegion = NULL;
DDXPointRec oldpt;
Bool anyMarked = FALSE;
ScreenPtr pScreen;
WindowPtr windowToValidate;
WindowPtr pLayerWin;
/* if this is a root window, can't be moved */
if (!(pParent = pWin->parent))
return ;
pScreen = pWin->drawable.pScreen;
bw = wBorderWidth (pWin);
oldpt.x = pWin->drawable.x;
oldpt.y = pWin->drawable.y;
if (WasViewable)
{
oldRegion = REGION_CREATE(pScreen, NullBox, 1);
REGION_COPY(pScreen, oldRegion, &pWin->borderClip);
anyMarked = (*pScreen->MarkOverlappedWindows)(pWin, pWin, &pLayerWin);
}
pWin->origin.x = x + (int)bw;
pWin->origin.y = y + (int)bw;
x = pWin->drawable.x = pParent->drawable.x + x + (int)bw;
y = pWin->drawable.y = pParent->drawable.y + y + (int)bw;
SetWinSize (pWin);
SetBorderSize (pWin);
(*pScreen->PositionWindow)(pWin, x, y);
windowToValidate = MoveWindowInStack(pWin, pNextSib);
ResizeChildrenWinSize(pWin, x - oldpt.x, y - oldpt.y, 0, 0);
if (WasViewable)
{
if (pLayerWin == pWin)
anyMarked |= (*pScreen->MarkOverlappedWindows)
(pWin, windowToValidate, NULL);
else
anyMarked |= (*pScreen->MarkOverlappedWindows)
(pWin, pLayerWin, NULL);
if (anyMarked)
{
(*pScreen->ValidateTree)(pLayerWin->parent, NullWindow, kind);
(* pWin->drawable.pScreen->CopyWindow)(pWin, oldpt, oldRegion);
REGION_DESTROY(pScreen, oldRegion);
/* XXX need to retile border if ParentRelative origin */
(*pScreen->HandleExposures)(pLayerWin->parent);
}
if (anyMarked && pScreen->PostValidateTree)
(*pScreen->PostValidateTree)(pLayerWin->parent, NullWindow, kind);
}
if (pWin->realized)
WindowsRestructured ();
}
void
miValidatePicture (PicturePtr pPicture,
Mask mask)
{
DrawablePtr pDrawable = pPicture->pDrawable;
if ((mask & (CPClipXOrigin|CPClipYOrigin|CPClipMask|CPSubwindowMode)) ||
(pDrawable->serialNumber != (pPicture->serialNumber & DRAWABLE_SERIAL_BITS)))
{
if (pDrawable->type == DRAWABLE_WINDOW)
{
WindowPtr pWin = (WindowPtr) pDrawable;
RegionPtr pregWin;
Bool freeTmpClip, freeCompClip;
if (pPicture->subWindowMode == IncludeInferiors)
{
pregWin = NotClippedByChildren(pWin);
freeTmpClip = TRUE;
}
else
{
pregWin = &pWin->clipList;
freeTmpClip = FALSE;
}
freeCompClip = pPicture->freeCompClip;
/*
* if there is no client clip, we can get by with just keeping the
* pointer we got, and remembering whether or not should destroy
* (or maybe re-use) it later. this way, we avoid unnecessary
* copying of regions. (this wins especially if many clients clip
* by children and have no client clip.)
*/
if (pPicture->clientClipType == CT_NONE)
{
if (freeCompClip)
REGION_DESTROY(pScreen, pPicture->pCompositeClip);
pPicture->pCompositeClip = pregWin;
pPicture->freeCompClip = freeTmpClip;
}
else
{
/*
* we need one 'real' region to put into the composite clip. if
* pregWin the current composite clip are real, we can get rid of
* one. if pregWin is real and the current composite clip isn't,
* use pregWin for the composite clip. if the current composite
* clip is real and pregWin isn't, use the current composite
* clip. if neither is real, create a new region.
*/
REGION_TRANSLATE(pScreen, pPicture->clientClip,
pDrawable->x + pPicture->clipOrigin.x,
pDrawable->y + pPicture->clipOrigin.y);
if (freeCompClip)
{
REGION_INTERSECT(pPicture->pScreen, pPicture->pCompositeClip,
pregWin, pPicture->clientClip);
if (freeTmpClip)
REGION_DESTROY(pScreen, pregWin);
}
else if (freeTmpClip)
{
REGION_INTERSECT(pScreen, pregWin, pregWin, pPicture->clientClip);
pPicture->pCompositeClip = pregWin;
}
else
{
pPicture->pCompositeClip = REGION_CREATE(pScreen, NullBox, 0);
REGION_INTERSECT(pScreen, pPicture->pCompositeClip,
pregWin, pPicture->clientClip);
}
pPicture->freeCompClip = TRUE;
REGION_TRANSLATE(pScreen, pPicture->clientClip,
-(pDrawable->x + pPicture->clipOrigin.x),
-(pDrawable->y + pPicture->clipOrigin.y));
}
} /* end of composite clip for a window */
else
{
BoxRec pixbounds;
/* XXX should we translate by drawable.x/y here ? */
/* If you want pixmaps in offscreen memory, yes */
pixbounds.x1 = pDrawable->x;
pixbounds.y1 = pDrawable->y;
pixbounds.x2 = pDrawable->x + pDrawable->width;
pixbounds.y2 = pDrawable->y + pDrawable->height;
if (pPicture->freeCompClip)
{
REGION_RESET(pScreen, pPicture->pCompositeClip, &pixbounds);
}
else
{
pPicture->freeCompClip = TRUE;
pPicture->pCompositeClip = REGION_CREATE(pScreen, &pixbounds, 1);
}
if (pPicture->clientClipType == CT_REGION)
{
if(pDrawable->x || pDrawable->y) {
REGION_TRANSLATE(pScreen, pPicture->clientClip,
pDrawable->x + pPicture->clipOrigin.x,
pDrawable->y + pPicture->clipOrigin.y);
REGION_INTERSECT(pScreen, pPicture->pCompositeClip,
pPicture->pCompositeClip, pPicture->clientClip);
REGION_TRANSLATE(pScreen, pPicture->clientClip,
-(pDrawable->x + pPicture->clipOrigin.x),
-(pDrawable->y + pPicture->clipOrigin.y));
} else {
REGION_TRANSLATE(pScreen, pPicture->pCompositeClip,
-pPicture->clipOrigin.x, -pPicture->clipOrigin.y);
REGION_INTERSECT(pScreen, pPicture->pCompositeClip,
pPicture->pCompositeClip, pPicture->clientClip);
REGION_TRANSLATE(pScreen, pPicture->pCompositeClip,
pPicture->clipOrigin.x, pPicture->clipOrigin.y);
}
}
} /* end of composite clip for pixmap */
}
}
void
I915DisplayVideoTextured(ScrnInfoPtr scrn,
intel_adaptor_private *adaptor_priv, int id,
RegionPtr dstRegion,
short width, short height, int video_pitch,
int video_pitch2,
short src_w, short src_h, short drw_w, short drw_h,
PixmapPtr pixmap)
{
intel_screen_private *intel = intel_get_screen_private(scrn);
uint32_t format, ms3, s5, tiling;
BoxPtr pbox = REGION_RECTS(dstRegion);
int nbox_total = REGION_NUM_RECTS(dstRegion);
int nbox_this_time;
int dxo, dyo, pix_xoff, pix_yoff;
PixmapPtr target;
#if 0
ErrorF("I915DisplayVideo: %dx%d (pitch %d)\n", width, height,
video_pitch);
#endif
dxo = dstRegion->extents.x1;
dyo = dstRegion->extents.y1;
if (pixmap->drawable.width > 2048 || pixmap->drawable.height > 2048 ||
!intel_uxa_check_pitch_3d(pixmap)) {
ScreenPtr screen = pixmap->drawable.pScreen;
target = screen->CreatePixmap(screen,
dstRegion->extents.x2 - dxo,
dstRegion->extents.y2 - dyo,
pixmap->drawable.depth,
CREATE_PIXMAP_USAGE_SCRATCH);
if (target == NULL)
return;
if (intel_uxa_get_pixmap_bo(target) == NULL) {
screen->DestroyPixmap(target);
return;
}
pix_xoff = -dxo;
pix_yoff = -dyo;
} else {
target = pixmap;
/* Set up the offset for translating from the given region
* (in screen coordinates) to the backing pixmap.
*/
#ifdef COMPOSITE
pix_xoff = -target->screen_x + target->drawable.x;
pix_yoff = -target->screen_y + target->drawable.y;
#else
pix_xoff = 0;
pix_yoff = 0;
#endif
}
#define BYTES_FOR_BOXES(n) ((200 + (n) * 20) * 4)
#define BOXES_IN_BYTES(s) ((((s)/4) - 200) / 20)
#define BATCH_BYTES(p) ((p)->batch_bo->size - 16)
while (nbox_total) {
nbox_this_time = nbox_total;
if (BYTES_FOR_BOXES(nbox_this_time) > BATCH_BYTES(intel))
nbox_this_time = BOXES_IN_BYTES(BATCH_BYTES(intel));
nbox_total -= nbox_this_time;
intel_batch_start_atomic(scrn, 200 + 20 * nbox_this_time);
IntelEmitInvarientState(scrn);
intel->last_3d = LAST_3D_VIDEO;
/* draw rect -- just clipping */
OUT_BATCH(_3DSTATE_DRAW_RECT_CMD);
OUT_BATCH(DRAW_DITHER_OFS_X(pixmap->drawable.x & 3) |
DRAW_DITHER_OFS_Y(pixmap->drawable.y & 3));
OUT_BATCH(0x00000000); /* ymin, xmin */
/* ymax, xmax */
OUT_BATCH((target->drawable.width - 1) |
(target->drawable.height - 1) << 16);
OUT_BATCH(0x00000000); /* yorigin, xorigin */
OUT_BATCH(_3DSTATE_LOAD_STATE_IMMEDIATE_1 | I1_LOAD_S(2) |
I1_LOAD_S(5) | I1_LOAD_S(6) | 2);
OUT_BATCH(S2_TEXCOORD_FMT(0, TEXCOORDFMT_2D) |
S2_TEXCOORD_FMT(1, TEXCOORDFMT_NOT_PRESENT) |
S2_TEXCOORD_FMT(2, TEXCOORDFMT_NOT_PRESENT) |
S2_TEXCOORD_FMT(3, TEXCOORDFMT_NOT_PRESENT) |
S2_TEXCOORD_FMT(4, TEXCOORDFMT_NOT_PRESENT) |
S2_TEXCOORD_FMT(5, TEXCOORDFMT_NOT_PRESENT) |
S2_TEXCOORD_FMT(6, TEXCOORDFMT_NOT_PRESENT) |
S2_TEXCOORD_FMT(7, TEXCOORDFMT_NOT_PRESENT));
s5 = 0x0;
if (intel->cpp == 2)
s5 |= S5_COLOR_DITHER_ENABLE;
OUT_BATCH(s5); /* S5 - enable bits */
OUT_BATCH((2 << S6_DEPTH_TEST_FUNC_SHIFT) |
(2 << S6_CBUF_SRC_BLEND_FACT_SHIFT) |
(1 << S6_CBUF_DST_BLEND_FACT_SHIFT) |
S6_COLOR_WRITE_ENABLE | (2 << S6_TRISTRIP_PV_SHIFT));
OUT_BATCH(_3DSTATE_CONST_BLEND_COLOR_CMD);
OUT_BATCH(0x00000000);
OUT_BATCH(_3DSTATE_DST_BUF_VARS_CMD);
if (intel->cpp == 2)
format = COLR_BUF_RGB565;
else
format =
COLR_BUF_ARGB8888 | DEPTH_FRMT_24_FIXED_8_OTHER;
OUT_BATCH(LOD_PRECLAMP_OGL |
DSTORG_HORT_BIAS(0x8) |
DSTORG_VERT_BIAS(0x8) | format);
/* front buffer, pitch, offset */
if (intel_uxa_pixmap_tiled(target)) {
tiling = BUF_3D_TILED_SURFACE;
if (intel_uxa_get_pixmap_private(target)->tiling == I915_TILING_Y)
tiling |= BUF_3D_TILE_WALK_Y;
} else
tiling = 0;
OUT_BATCH(_3DSTATE_BUF_INFO_CMD);
OUT_BATCH(BUF_3D_ID_COLOR_BACK | tiling |
BUF_3D_PITCH(intel_pixmap_pitch(target)));
OUT_RELOC_PIXMAP(target, I915_GEM_DOMAIN_RENDER,
I915_GEM_DOMAIN_RENDER, 0);
if (!is_planar_fourcc(id)) {
FS_LOCALS();
OUT_BATCH(_3DSTATE_PIXEL_SHADER_CONSTANTS | 4);
OUT_BATCH(0x0000001); /* constant 0 */
/* constant 0: brightness/contrast */
OUT_BATCH_F(adaptor_priv->brightness / 128.0);
OUT_BATCH_F(adaptor_priv->contrast / 255.0);
OUT_BATCH_F(0.0);
OUT_BATCH_F(0.0);
OUT_BATCH(_3DSTATE_SAMPLER_STATE | 3);
OUT_BATCH(0x00000001);
OUT_BATCH(SS2_COLORSPACE_CONVERSION |
(FILTER_LINEAR << SS2_MAG_FILTER_SHIFT) |
(FILTER_LINEAR << SS2_MIN_FILTER_SHIFT));
OUT_BATCH((TEXCOORDMODE_CLAMP_EDGE <<
SS3_TCX_ADDR_MODE_SHIFT) |
(TEXCOORDMODE_CLAMP_EDGE <<
SS3_TCY_ADDR_MODE_SHIFT) |
(0 << SS3_TEXTUREMAP_INDEX_SHIFT) |
SS3_NORMALIZED_COORDS);
OUT_BATCH(0x00000000);
OUT_BATCH(_3DSTATE_MAP_STATE | 3);
OUT_BATCH(0x00000001); /* texture map #1 */
if (adaptor_priv->buf)
OUT_RELOC(adaptor_priv->buf,
I915_GEM_DOMAIN_SAMPLER, 0,
adaptor_priv->YBufOffset);
else
OUT_BATCH(adaptor_priv->YBufOffset);
ms3 = MAPSURF_422;
switch (id) {
case FOURCC_YUY2:
ms3 |= MT_422_YCRCB_NORMAL;
break;
case FOURCC_UYVY:
ms3 |= MT_422_YCRCB_SWAPY;
break;
}
ms3 |= (height - 1) << MS3_HEIGHT_SHIFT;
ms3 |= (width - 1) << MS3_WIDTH_SHIFT;
OUT_BATCH(ms3);
OUT_BATCH(((video_pitch / 4) - 1) << MS4_PITCH_SHIFT);
FS_BEGIN();
i915_fs_dcl(FS_S0);
i915_fs_dcl(FS_T0);
i915_fs_texld(FS_OC, FS_S0, FS_T0);
if (adaptor_priv->brightness != 0) {
i915_fs_add(FS_OC,
i915_fs_operand_reg(FS_OC),
i915_fs_operand(FS_C0, X, X, X,
ZERO));
}
FS_END();
} else {
FS_LOCALS();
/* For the planar formats, we set up three samplers --
* one for each plane, in a Y8 format. Because I
* couldn't get the special PLANAR_TO_PACKED
* shader setup to work, I did the manual pixel shader:
*
* y' = y - .0625
* u' = u - .5
* v' = v - .5;
*
* r = 1.1643 * y' + 0.0 * u' + 1.5958 * v'
* g = 1.1643 * y' - 0.39173 * u' - 0.81290 * v'
* b = 1.1643 * y' + 2.017 * u' + 0.0 * v'
*
* register assignment:
* r0 = (y',u',v',0)
* r1 = (y,y,y,y)
* r2 = (u,u,u,u)
* r3 = (v,v,v,v)
* OC = (r,g,b,1)
*/
OUT_BATCH(_3DSTATE_PIXEL_SHADER_CONSTANTS | (22 - 2));
OUT_BATCH(0x000001f); /* constants 0-4 */
/* constant 0: normalization offsets */
OUT_BATCH_F(-0.0625);
OUT_BATCH_F(-0.5);
OUT_BATCH_F(-0.5);
OUT_BATCH_F(0.0);
/* constant 1: r coefficients */
OUT_BATCH_F(1.1643);
OUT_BATCH_F(0.0);
OUT_BATCH_F(1.5958);
OUT_BATCH_F(0.0);
/* constant 2: g coefficients */
OUT_BATCH_F(1.1643);
OUT_BATCH_F(-0.39173);
OUT_BATCH_F(-0.81290);
OUT_BATCH_F(0.0);
/* constant 3: b coefficients */
OUT_BATCH_F(1.1643);
OUT_BATCH_F(2.017);
OUT_BATCH_F(0.0);
OUT_BATCH_F(0.0);
/* constant 4: brightness/contrast */
OUT_BATCH_F(adaptor_priv->brightness / 128.0);
OUT_BATCH_F(adaptor_priv->contrast / 255.0);
OUT_BATCH_F(0.0);
OUT_BATCH_F(0.0);
OUT_BATCH(_3DSTATE_SAMPLER_STATE | 9);
OUT_BATCH(0x00000007);
/* sampler 0 */
OUT_BATCH((FILTER_LINEAR << SS2_MAG_FILTER_SHIFT) |
(FILTER_LINEAR << SS2_MIN_FILTER_SHIFT));
OUT_BATCH((TEXCOORDMODE_CLAMP_EDGE <<
SS3_TCX_ADDR_MODE_SHIFT) |
(TEXCOORDMODE_CLAMP_EDGE <<
SS3_TCY_ADDR_MODE_SHIFT) |
(0 << SS3_TEXTUREMAP_INDEX_SHIFT) |
SS3_NORMALIZED_COORDS);
OUT_BATCH(0x00000000);
/* sampler 1 */
OUT_BATCH((FILTER_LINEAR << SS2_MAG_FILTER_SHIFT) |
(FILTER_LINEAR << SS2_MIN_FILTER_SHIFT));
OUT_BATCH((TEXCOORDMODE_CLAMP_EDGE <<
SS3_TCX_ADDR_MODE_SHIFT) |
(TEXCOORDMODE_CLAMP_EDGE <<
SS3_TCY_ADDR_MODE_SHIFT) |
(1 << SS3_TEXTUREMAP_INDEX_SHIFT) |
SS3_NORMALIZED_COORDS);
OUT_BATCH(0x00000000);
/* sampler 2 */
OUT_BATCH((FILTER_LINEAR << SS2_MAG_FILTER_SHIFT) |
(FILTER_LINEAR << SS2_MIN_FILTER_SHIFT));
OUT_BATCH((TEXCOORDMODE_CLAMP_EDGE <<
SS3_TCX_ADDR_MODE_SHIFT) |
(TEXCOORDMODE_CLAMP_EDGE <<
SS3_TCY_ADDR_MODE_SHIFT) |
(2 << SS3_TEXTUREMAP_INDEX_SHIFT) |
SS3_NORMALIZED_COORDS);
OUT_BATCH(0x00000000);
OUT_BATCH(_3DSTATE_MAP_STATE | 9);
OUT_BATCH(0x00000007);
if (adaptor_priv->buf)
OUT_RELOC(adaptor_priv->buf,
I915_GEM_DOMAIN_SAMPLER, 0,
adaptor_priv->YBufOffset);
else
OUT_BATCH(adaptor_priv->YBufOffset);
ms3 = MAPSURF_8BIT | MT_8BIT_I8;
ms3 |= (height - 1) << MS3_HEIGHT_SHIFT;
ms3 |= (width - 1) << MS3_WIDTH_SHIFT;
OUT_BATCH(ms3);
/* check to see if Y has special pitch than normal
* double u/v pitch, e.g i915 XvMC hw requires at
* least 1K alignment, so Y pitch might
* be same as U/V's.*/
if (video_pitch2)
OUT_BATCH(((video_pitch2 / 4) -
1) << MS4_PITCH_SHIFT);
else
OUT_BATCH(((video_pitch * 2 / 4) -
1) << MS4_PITCH_SHIFT);
if (adaptor_priv->buf)
OUT_RELOC(adaptor_priv->buf,
I915_GEM_DOMAIN_SAMPLER, 0,
adaptor_priv->UBufOffset);
else
OUT_BATCH(adaptor_priv->UBufOffset);
ms3 = MAPSURF_8BIT | MT_8BIT_I8;
ms3 |= (height / 2 - 1) << MS3_HEIGHT_SHIFT;
ms3 |= (width / 2 - 1) << MS3_WIDTH_SHIFT;
OUT_BATCH(ms3);
OUT_BATCH(((video_pitch / 4) - 1) << MS4_PITCH_SHIFT);
if (adaptor_priv->buf)
OUT_RELOC(adaptor_priv->buf,
I915_GEM_DOMAIN_SAMPLER, 0,
adaptor_priv->VBufOffset);
else
OUT_BATCH(adaptor_priv->VBufOffset);
ms3 = MAPSURF_8BIT | MT_8BIT_I8;
ms3 |= (height / 2 - 1) << MS3_HEIGHT_SHIFT;
ms3 |= (width / 2 - 1) << MS3_WIDTH_SHIFT;
OUT_BATCH(ms3);
OUT_BATCH(((video_pitch / 4) - 1) << MS4_PITCH_SHIFT);
FS_BEGIN();
/* Declare samplers */
i915_fs_dcl(FS_S0); /* Y */
i915_fs_dcl(FS_S1); /* U */
i915_fs_dcl(FS_S2); /* V */
i915_fs_dcl(FS_T0); /* normalized coords */
/* Load samplers to temporaries. */
i915_fs_texld(FS_R1, FS_S0, FS_T0);
i915_fs_texld(FS_R2, FS_S1, FS_T0);
i915_fs_texld(FS_R3, FS_S2, FS_T0);
/* Move the sampled YUV data in R[123] to the first
* 3 channels of R0.
*/
i915_fs_mov_masked(FS_R0, MASK_X,
i915_fs_operand_reg(FS_R1));
i915_fs_mov_masked(FS_R0, MASK_Y,
i915_fs_operand_reg(FS_R2));
i915_fs_mov_masked(FS_R0, MASK_Z,
i915_fs_operand_reg(FS_R3));
/* Normalize the YUV data */
i915_fs_add(FS_R0, i915_fs_operand_reg(FS_R0),
i915_fs_operand_reg(FS_C0));
/* dot-product the YUV data in R0 by the vectors of
* coefficients for calculating R, G, and B, storing
* the results in the R, G, or B channels of the output
* color. The OC results are implicitly clamped
* at the end of the program.
*/
i915_fs_dp3(FS_OC, MASK_X,
i915_fs_operand_reg(FS_R0),
i915_fs_operand_reg(FS_C1));
i915_fs_dp3(FS_OC, MASK_Y,
i915_fs_operand_reg(FS_R0),
i915_fs_operand_reg(FS_C2));
i915_fs_dp3(FS_OC, MASK_Z,
i915_fs_operand_reg(FS_R0),
i915_fs_operand_reg(FS_C3));
/* Set alpha of the output to 1.0, by wiring W to 1
* and not actually using the source.
*/
i915_fs_mov_masked(FS_OC, MASK_W,
i915_fs_operand_one());
if (adaptor_priv->brightness != 0) {
i915_fs_add(FS_OC,
i915_fs_operand_reg(FS_OC),
i915_fs_operand(FS_C4, X, X, X,
ZERO));
}
FS_END();
}
OUT_BATCH(PRIM3D_RECTLIST | (12 * nbox_this_time - 1));
while (nbox_this_time--) {
int box_x1 = pbox->x1;
int box_y1 = pbox->y1;
int box_x2 = pbox->x2;
int box_y2 = pbox->y2;
float src_scale_x, src_scale_y;
pbox++;
src_scale_x = ((float)src_w / width) / drw_w;
src_scale_y = ((float)src_h / height) / drw_h;
/* vertex data - rect list consists of bottom right,
* bottom left, and top left vertices.
*/
/* bottom right */
OUT_BATCH_F(box_x2 + pix_xoff);
OUT_BATCH_F(box_y2 + pix_yoff);
OUT_BATCH_F((box_x2 - dxo) * src_scale_x);
OUT_BATCH_F((box_y2 - dyo) * src_scale_y);
/* bottom left */
OUT_BATCH_F(box_x1 + pix_xoff);
OUT_BATCH_F(box_y2 + pix_yoff);
OUT_BATCH_F((box_x1 - dxo) * src_scale_x);
OUT_BATCH_F((box_y2 - dyo) * src_scale_y);
/* top left */
OUT_BATCH_F(box_x1 + pix_xoff);
OUT_BATCH_F(box_y1 + pix_yoff);
OUT_BATCH_F((box_x1 - dxo) * src_scale_x);
OUT_BATCH_F((box_y1 - dyo) * src_scale_y);
}
intel_batch_end_atomic(scrn);
}
if (target != pixmap) {
GCPtr gc;
gc = GetScratchGC(pixmap->drawable.depth,
pixmap->drawable.pScreen);
if (gc) {
gc->subWindowMode = ClipByChildren;
if (REGION_NUM_RECTS(dstRegion) > 1) {
RegionPtr tmp;
tmp = REGION_CREATE(pixmap->drawable.pScreen, NULL, 0);
if (tmp) {
REGION_COPY(pixmap->drawable.pScreen, tmp, dstRegion);
gc->funcs->ChangeClip(gc, CT_REGION, tmp, 0);
}
}
ValidateGC(&pixmap->drawable, gc);
gc->ops->CopyArea(&target->drawable, &pixmap->drawable, gc,
0, 0,
target->drawable.width,
target->drawable.height,
-pix_xoff, -pix_yoff);
FreeScratchGC(gc);
}
target->drawable.pScreen->DestroyPixmap(target);
}
intel_uxa_debug_flush(scrn);
}
static void
PclDoArc(
DrawablePtr pDrawable,
GCPtr pGC,
int nArcs,
xArc *pArcs,
void (*DoIt)(FILE *, PclContextPrivPtr, double, double, xArc))
{
char t[80];
FILE *outFile;
int nbox, i;
BoxPtr pbox;
BoxRec r;
RegionPtr drawRegion, region, transClip;
short fudge;
int xoffset, yoffset;
XpContextPtr pCon;
PclContextPrivPtr pConPriv;
xRectangle repro;
if( PclUpdateDrawableGC( pGC, pDrawable, &outFile ) == FALSE )
return;
fudge = 3 * pGC->lineWidth;
pCon = PclGetContextFromWindow( (WindowPtr) pDrawable );
pConPriv = (PclContextPrivPtr)
pCon->devPrivates[PclContextPrivateIndex].ptr;
XpGetReproductionArea( pCon, &repro );
/*
* Generate the PCL code to draw the collection of arcs, by
* defining it as a macro which uses the HP-GL/2 arc drawing
* function.
*/
xoffset = pDrawable->x;
yoffset = pDrawable->y;
for( i = 0; i < nArcs; i++ )
{
xArc Arc = pArcs[i];
double b, X, Y, ratio;
double angle1;
MACRO_START( outFile, pConPriv );
SAVE_PCL( outFile, pConPriv, "\033%0B" );
/* Calculate the start of the arc */
if( ( Arc.angle1 / 64 ) % 360 == 90 )
{
X = 0;
Y = -Arc.height / 2.0;
}
else if( ( Arc.angle1 / 64 ) % 360 == 270 )
{
X = 0;
Y = Arc.height / 2.0;
}
else
{
/* Convert the angle to radians */
angle1 = ( Arc.angle1 / 64.0 ) * 3.141592654 / 180.0;
b = (Arc.height / 2.0);
X = b * cos( angle1 );
Y = -b * sin( angle1 );
}
/* Change the coordinate system to scale the ellipse */
ratio = (double)Arc.height / (double)Arc.width;
sprintf( t, "SC%.2f,%.2f,%d,%d;",
(repro.x - Arc.width / 2 - xoffset - Arc.x) * ratio,
(repro.x - Arc.width / 2 - xoffset - Arc.x +
repro.width) * ratio,
repro.y - Arc.height / 2 - yoffset - Arc.y + repro.height,
repro.y - Arc.height / 2 - yoffset - Arc.y);
SAVE_PCL( outFile, pConPriv, t );
DoIt( outFile, pConPriv, X, Y, Arc );
/* Build the bounding box */
r.x1 = -Arc.width / 2 - fudge;
r.y1 = -Arc.height / 2 - fudge;
r.x2 = Arc.width / 2 + fudge;
r.y2 = Arc.height / 2 + fudge;
drawRegion = REGION_CREATE( pGC->pScreen, &r, 0 );
SAVE_PCL( outFile, pConPriv, "\033%0A" );
MACRO_END( outFile );
/*
* Intersect the bounding box with the clip region.
*/
region = REGION_CREATE( pGC->pScreen, NULL, 0 );
transClip = REGION_CREATE( pGC->pScreen, NULL, 0 );
REGION_COPY( pGC->pScreen, transClip, pGC->pCompositeClip );
REGION_TRANSLATE( pGC->pScreen, transClip,
-(xoffset + Arc.x + Arc.width / 2),
-(yoffset + Arc.y + Arc.height / 2) );
REGION_INTERSECT( pGC->pScreen, region, drawRegion, transClip );
/*
* For each rectangle in the clip region, set the HP-GL/2 "input
* window" and render the collection of arcs to it.
*/
pbox = REGION_RECTS( region );
nbox = REGION_NUM_RECTS( region );
PclSendData(outFile, pConPriv, pbox, nbox, ratio);
/*
* Restore the coordinate system
*/
sprintf( t, "\033%%0BSC%d,%d,%d,%d;\033%%0A", repro.x,
repro.x + repro.width, repro.y + repro.height,
repro.y );
SEND_PCL( outFile, t );
/*
* Clean up the temporary regions
*/
REGION_DESTROY( pGC->pScreen, drawRegion );
REGION_DESTROY( pGC->pScreen, region );
REGION_DESTROY( pGC->pScreen, transClip );
}
}
Bool
exaHWCopyNtoN (DrawablePtr pSrcDrawable,
DrawablePtr pDstDrawable,
GCPtr pGC,
BoxPtr pbox,
int nbox,
int dx,
int dy,
Bool reverse,
Bool upsidedown)
{
ExaScreenPriv (pDstDrawable->pScreen);
PixmapPtr pSrcPixmap, pDstPixmap;
ExaPixmapPrivPtr pSrcExaPixmap, pDstExaPixmap;
int src_off_x, src_off_y;
int dst_off_x, dst_off_y;
RegionPtr srcregion = NULL, dstregion = NULL;
xRectangle *rects;
Bool ret = TRUE;
/* avoid doing copy operations if no boxes */
if (nbox == 0)
return TRUE;
pSrcPixmap = exaGetDrawablePixmap (pSrcDrawable);
pDstPixmap = exaGetDrawablePixmap (pDstDrawable);
exaGetDrawableDeltas (pSrcDrawable, pSrcPixmap, &src_off_x, &src_off_y);
exaGetDrawableDeltas (pDstDrawable, pDstPixmap, &dst_off_x, &dst_off_y);
rects = xalloc(nbox * sizeof(xRectangle));
if (rects) {
int i;
int ordering;
for (i = 0; i < nbox; i++) {
rects[i].x = pbox[i].x1 + dx + src_off_x;
rects[i].y = pbox[i].y1 + dy + src_off_y;
rects[i].width = pbox[i].x2 - pbox[i].x1;
rects[i].height = pbox[i].y2 - pbox[i].y1;
}
/* This must match the miRegionCopy() logic for reversing rect order */
if (nbox == 1 || (dx > 0 && dy > 0) ||
(pDstDrawable != pSrcDrawable &&
(pDstDrawable->type != DRAWABLE_WINDOW ||
pSrcDrawable->type != DRAWABLE_WINDOW)))
ordering = CT_YXBANDED;
else
ordering = CT_UNSORTED;
srcregion = RECTS_TO_REGION(pScreen, nbox, rects, ordering);
xfree(rects);
if (!pGC || !exaGCReadsDestination(pDstDrawable, pGC->planemask,
pGC->fillStyle, pGC->alu,
pGC->clientClipType)) {
dstregion = REGION_CREATE(pScreen, NullBox, 0);
REGION_COPY(pScreen, dstregion, srcregion);
REGION_TRANSLATE(pScreen, dstregion, dst_off_x - dx - src_off_x,
dst_off_y - dy - src_off_y);
}
}
pSrcExaPixmap = ExaGetPixmapPriv (pSrcPixmap);
pDstExaPixmap = ExaGetPixmapPriv (pDstPixmap);
/* Check whether the accelerator can use this pixmap.
* If the pitch of the pixmaps is out of range, there's nothing
* we can do but fall back to software rendering.
*/
if (pSrcExaPixmap->accel_blocked & EXA_RANGE_PITCH ||
pDstExaPixmap->accel_blocked & EXA_RANGE_PITCH)
goto fallback;
/* If the width or the height of either of the pixmaps
* is out of range, check whether the boxes are actually out of the
* addressable range as well. If they aren't, we can still do
* the copying in hardware.
*/
if (pSrcExaPixmap->accel_blocked || pDstExaPixmap->accel_blocked) {
int i;
for (i = 0; i < nbox; i++) {
/* src */
if ((pbox[i].x2 + dx + src_off_x) >= pExaScr->info->maxX ||
(pbox[i].y2 + dy + src_off_y) >= pExaScr->info->maxY)
goto fallback;
/* dst */
if ((pbox[i].x2 + dst_off_x) >= pExaScr->info->maxX ||
(pbox[i].y2 + dst_off_y) >= pExaScr->info->maxY)
goto fallback;
}
}
if (pExaScr->do_migration) {
ExaMigrationRec pixmaps[2];
pixmaps[0].as_dst = TRUE;
pixmaps[0].as_src = FALSE;
pixmaps[0].pPix = pDstPixmap;
pixmaps[0].pReg = dstregion;
pixmaps[1].as_dst = FALSE;
pixmaps[1].as_src = TRUE;
pixmaps[1].pPix = pSrcPixmap;
pixmaps[1].pReg = srcregion;
exaDoMigration (pixmaps, 2, TRUE);
}
/* Mixed directions must be handled specially if the card is lame */
if ((pExaScr->info->flags & EXA_TWO_BITBLT_DIRECTIONS) &&
reverse != upsidedown) {
if (exaCopyNtoNTwoDir(pSrcDrawable, pDstDrawable, pGC, pbox, nbox,
dx, dy))
goto out;
goto fallback;
}
if (exaPixmapIsOffscreen(pDstPixmap)) {
/* Normal blitting. */
if (exaPixmapIsOffscreen(pSrcPixmap)) {
if (!(*pExaScr->info->PrepareCopy) (pSrcPixmap, pDstPixmap, reverse ? -1 : 1,
upsidedown ? -1 : 1,
pGC ? pGC->alu : GXcopy,
pGC ? pGC->planemask : FB_ALLONES)) {
goto fallback;
}
while (nbox--)
{
(*pExaScr->info->Copy) (pDstPixmap,
pbox->x1 + dx + src_off_x,
pbox->y1 + dy + src_off_y,
pbox->x1 + dst_off_x, pbox->y1 + dst_off_y,
pbox->x2 - pbox->x1, pbox->y2 - pbox->y1);
pbox++;
}
(*pExaScr->info->DoneCopy) (pDstPixmap);
exaMarkSync (pDstDrawable->pScreen);
/* UTS: mainly for SHM PutImage's secondary path. */
} else if (pSrcExaPixmap->sys_ptr) {
int bpp = pSrcDrawable->bitsPerPixel;
int src_stride = exaGetPixmapPitch(pSrcPixmap);
CARD8 *src = NULL;
if (!pExaScr->info->UploadToScreen)
goto fallback;
if (pSrcDrawable->bitsPerPixel != pDstDrawable->bitsPerPixel)
goto fallback;
if (pSrcDrawable->bitsPerPixel < 8)
goto fallback;
if (pGC && !(pGC->alu == GXcopy && EXA_PM_IS_SOLID(pSrcDrawable, pGC->planemask)))
goto fallback;
while (nbox--)
{
src = pSrcExaPixmap->sys_ptr + (pbox->y1 + dy + src_off_y) * src_stride + (pbox->x1 + dx + src_off_x) * (bpp / 8);
if (!pExaScr->info->UploadToScreen(pDstPixmap, pbox->x1 + dst_off_x,
pbox->y1 + dst_off_y, pbox->x2 - pbox->x1, pbox->y2 - pbox->y1,
(char *) src, src_stride))
goto fallback;
pbox++;
}
} else
goto fallback;
} else
goto fallback;
goto out;
fallback:
ret = FALSE;
out:
if (dstregion) {
REGION_UNINIT(pScreen, dstregion);
REGION_DESTROY(pScreen, dstregion);
}
if (srcregion) {
REGION_UNINIT(pScreen, srcregion);
REGION_DESTROY(pScreen, srcregion);
}
return ret;
}
static void
cwCopyWindow(WindowPtr pWin, DDXPointRec ptOldOrg, RegionPtr prgnSrc)
{
ScreenPtr pScreen = pWin->drawable.pScreen;
SCREEN_PROLOGUE(pScreen, CopyWindow);
if (!cwDrawableIsRedirWindow((DrawablePtr)pWin)) {
(*pScreen->CopyWindow)(pWin, ptOldOrg, prgnSrc);
} else {
GCPtr pGC;
BoxPtr pExtents;
int x_off, y_off;
int dx, dy;
PixmapPtr pBackingPixmap;
RegionPtr pClip;
int src_x, src_y, dst_x, dst_y, w, h;
dx = ptOldOrg.x - pWin->drawable.x;
dy = ptOldOrg.y - pWin->drawable.y;
pExtents = REGION_EXTENTS(pScreen, prgnSrc);
pBackingPixmap = (PixmapPtr) cwGetBackingDrawable((DrawablePtr)pWin,
&x_off, &y_off);
src_x = pExtents->x1 - pBackingPixmap->screen_x;
src_y = pExtents->y1 - pBackingPixmap->screen_y;
w = pExtents->x2 - pExtents->x1;
h = pExtents->y2 - pExtents->y1;
dst_x = src_x - dx;
dst_y = src_y - dy;
/* Translate region (as required by API) */
REGION_TRANSLATE(pScreen, prgnSrc, -dx, -dy);
pGC = GetScratchGC(pBackingPixmap->drawable.depth, pScreen);
/*
* Copy region to GC as clip, aligning as dest clip
*/
pClip = REGION_CREATE (pScreen, NULL, 0);
REGION_INTERSECT(pScreen, pClip, &pWin->borderClip, prgnSrc);
REGION_TRANSLATE(pScreen, pClip,
-pBackingPixmap->screen_x,
-pBackingPixmap->screen_y);
(*pGC->funcs->ChangeClip) (pGC, CT_REGION, pClip, 0);
ValidateGC(&pBackingPixmap->drawable, pGC);
(*pGC->ops->CopyArea) (&pBackingPixmap->drawable,
&pBackingPixmap->drawable, pGC,
src_x, src_y, w, h, dst_x, dst_y);
(*pGC->funcs->DestroyClip) (pGC);
FreeScratchGC(pGC);
}
SCREEN_EPILOGUE(pScreen, CopyWindow, cwCopyWindow);
}
void
PclPolyLine(
DrawablePtr pDrawable,
GCPtr pGC,
int mode,
int nPoints,
xPoint *pPoints)
{
char t[80];
FILE *outFile;
int xoffset = 0, yoffset = 0;
int nbox;
BoxPtr pbox;
xRectangle *drawRects, *r;
RegionPtr drawRegion, region;
short fudge;
int i;
XpContextPtr pCon;
PclContextPrivPtr pConPriv;
if( PclUpdateDrawableGC( pGC, pDrawable, &outFile ) == FALSE )
return;
pCon = PclGetContextFromWindow( (WindowPtr) pDrawable );
pConPriv = (PclContextPrivPtr)
pCon->devPrivates[PclContextPrivateIndex].ptr;
/*
* Allocate the storage required to deal with the clipping
* regions.
*/
region = REGION_CREATE( pGC->pScreen, NULL, 0 );
drawRects = (xRectangle *)
xalloc( ( nPoints - 1 ) * sizeof( xRectangle ) );
/*
* Calculate the "fudge factor" based on the line width.
* Multiplying by three seems to be a good first guess.
* XXX I need to think of a way to test this.
*/
fudge = 3 * pGC->lineWidth + 1;
/*
* Generate the PCL code to draw the polyline, by defining it as a
* macro which uses the HP-GL/2 line drawing function.
*/
MACRO_START( outFile, pConPriv );
SAVE_PCL( outFile, pConPriv, "\033%0B" );
sprintf( t, "PU%d,%dPD\n", pPoints[0].x + pDrawable->x,
pPoints[0].y + pDrawable->y );
SAVE_PCL( outFile, pConPriv, t ); /* Move to the start of the polyline */
switch( mode )
{
case CoordModeOrigin:
xoffset = pDrawable->x;
yoffset = pDrawable->y;
SAVE_PCL( outFile, pConPriv, "PA" );
break;
case CoordModePrevious:
xoffset = yoffset = 0;
SAVE_PCL( outFile, pConPriv, "PR" );
break;
}
/*
* Build the "drawing region" as we build the PCL to draw the
* line.
*/
for(i = 1, r = drawRects; i < nPoints; i++, r++ )
{
if( i != 1 )
SAVE_PCL( outFile, pConPriv, "," );
sprintf( t, "%d,%d", pPoints[i].x + xoffset,
pPoints[i].y + yoffset );
SAVE_PCL( outFile, pConPriv, t );
r->x = MIN( pPoints[i-1].x, pPoints[i].x ) + xoffset - fudge;
r->y = MIN( pPoints[i-1].y, pPoints[i].y ) + yoffset - fudge;
r->width = abs( pPoints[i-1].x - pPoints[i].x ) + 2 * fudge;
r->height = abs( pPoints[i-1].y - pPoints[i].y ) + 2 * fudge;
}
SAVE_PCL( outFile, pConPriv, ";\033%0A" ); /* End the macro */
MACRO_END( outFile );
/*
* Convert the collection of rectangles into a proper region, then
* intersect it with the clip region.
*/
drawRegion = RECTS_TO_REGION( pGC->pScreen, nPoints - 1,
drawRects, CT_UNSORTED );
if( mode == CoordModePrevious )
REGION_TRANSLATE( pGC->pScreen, drawRegion, pPoints[0].x, pPoints[0].y );
REGION_INTERSECT( pGC->pScreen, region, drawRegion, pGC->pCompositeClip );
/*
* For each rectangle in the clip region, set the HP-GL/2 "input
* window" and render the entire polyline to it.
*/
pbox = REGION_RECTS( region );
nbox = REGION_NUM_RECTS( region );
PclSendData(outFile, pConPriv, pbox, nbox, 1.0);
/*
* Clean up the temporary regions
*/
REGION_DESTROY( pGC->pScreen, drawRegion );
REGION_DESTROY( pGC->pScreen, region );
xfree( drawRects );
}
void
PclFillPolygon(
DrawablePtr pDrawable,
GCPtr pGC,
int shape,
int mode,
int nPoints,
DDXPointPtr pPoints)
{
char t[80];
FILE *outFile;
int nbox, i;
BoxPtr pbox;
BoxRec box;
RegionPtr drawRegion, region;
int xoffset, yoffset;
int xtop, xbottom, yleft, yright;
int fillRule;
XpContextPtr pCon;
PclContextPrivPtr pConPriv;
char *command;
if( PclUpdateDrawableGC( pGC, pDrawable, &outFile ) == FALSE )
return;
pCon = PclGetContextFromWindow( (WindowPtr) pDrawable );
pConPriv = (PclContextPrivPtr)
pCon->devPrivates[PclContextPrivateIndex].ptr;
/*
* Generate the PCL code to draw the filled polygon, by defining
* it as a macro which uses the HP-GL/2 polygon drawing function.
*/
MACRO_START( outFile, pConPriv );
SAVE_PCL( outFile, pConPriv, "\033%0B" );
if( mode == CoordModeOrigin )
{
xoffset = pDrawable->x;
yoffset = pDrawable->y;
command = "PA";
}
else
{
xoffset = yoffset = 0;
command = "PR";
}
/* Begin the polygon */
sprintf( t, "PU%d,%d;PM0;%s", pPoints[0].x + xoffset, pPoints[0].y
+ yoffset, command );
SAVE_PCL( outFile, pConPriv, t );
/* Seed the bounding box */
xtop = xbottom = pPoints[0].x + xoffset;
yleft = yright = pPoints[0].y + yoffset;
/* Add the rest of the points to the polygon */
for( i = 1; i < nPoints; i++ )
{
if( i != 1 )
SAVE_PCL( outFile, pConPriv, "," );
sprintf( t, "%d,%d", pPoints[i].x + xoffset, pPoints[i].y +
yoffset );
SAVE_PCL( outFile, pConPriv, t );
/* Update the bounding box */
xtop = MIN( xtop, pPoints[i].x + xoffset );
xbottom = MAX( xbottom, pPoints[i].x + xoffset );
yleft = MIN( yleft, pPoints[i].y + yoffset );
yright = MAX( yright, pPoints[i].y + yoffset );
}
/* Close the polygon and the macro */
if( pGC->fillRule == EvenOddRule )
fillRule = 0;
else
fillRule = 1;
sprintf( t, ";PM2;FP%d;\033%%0A", fillRule );
SAVE_PCL( outFile, pConPriv, t );
MACRO_END ( outFile );
/*
* Build the bounding region from the bounding box of the polygon
*/
box.x1 = xtop;
box.y1 = yleft;
box.x2 = xbottom;
box.y2 = yright;
drawRegion = REGION_CREATE( pGC->pScreen, &box, 0 );
if( mode == CoordModePrevious )
REGION_TRANSLATE( pGC->pScreen, drawRegion, pPoints[0].x, pPoints[0].y );
region = REGION_CREATE( pGC->pScreen, NULL, 0 );
REGION_INTERSECT( pGC->pScreen, region, drawRegion, pGC->pCompositeClip );
/*
* For each rectangle in the clip region, set the HP-GL/2 "input
* window" and render the polygon to it.
*/
pbox = REGION_RECTS( region );
nbox = REGION_NUM_RECTS( region );
PclSendData(outFile, pConPriv, pbox, nbox, 1.0);
/*
* Clean up the temporary regions
*/
REGION_DESTROY( pGC->pScreen, drawRegion );
REGION_DESTROY( pGC->pScreen, region );
}
void
PclPolyRectangle(
DrawablePtr pDrawable,
GCPtr pGC,
int nRects,
xRectangle *pRects)
{
char t[80];
FILE *outFile;
int nbox, i;
BoxPtr pbox;
xRectangle *drawRects, *r;
RegionPtr drawRegion, region;
short fudge;
int xoffset, yoffset;
XpContextPtr pCon;
PclContextPrivPtr pConPriv;
if( PclUpdateDrawableGC( pGC, pDrawable, &outFile ) == FALSE )
return;
pCon = PclGetContextFromWindow( (WindowPtr) pDrawable );
pConPriv = (PclContextPrivPtr)
pCon->devPrivates[PclContextPrivateIndex].ptr;
/*
* Allocate the storage required to deal with the clipping
* regions.
*/
region = REGION_CREATE( pGC->pScreen, NULL, 0 );
drawRects = (xRectangle *)xalloc( nRects * sizeof( xRectangle ) );
fudge = 3 * pGC->lineWidth + 1;
/*
* Generate the PCL code to draw the rectangles, by defining them
* as a macro which uses the HP-GL/2 rectangle drawing function.
*/
MACRO_START( outFile, pConPriv );
SAVE_PCL( outFile, pConPriv, "\033%0B" );
xoffset = pDrawable->x;
yoffset = pDrawable->y;
for( i = 0, r = drawRects; i < nRects; i++, r++ )
{
xRectangle rect = pRects[i];
/* Draw the rectangle */
sprintf( t, "PU%d,%d;ER%d,%d;", rect.x + xoffset,
rect.y + yoffset, rect.width, rect.height );
SAVE_PCL( outFile, pConPriv, t );
/* Build the bounding box */
r->x = MIN( rect.x, rect.x + rect.width ) + xoffset -
fudge;
r->y = MIN( rect.y, rect.y + rect.height ) + yoffset -
fudge;
r->width = rect.width + 2 * fudge;
r->height = rect.height + 2 * fudge;
}
SAVE_PCL( outFile, pConPriv, ";\033%0A" ); /* End the macro */
MACRO_END( outFile );
/*
* Convert the collection of rectangles to a proper region, then
* intersect it with the clip region.
*/
drawRegion = RECTS_TO_REGION( pGC->pScreen, nRects,
drawRects, CT_UNSORTED );
REGION_INTERSECT( pGC->pScreen, region, drawRegion, pGC->pCompositeClip );
/*
* For each rectangle in the clip region, set the HP-GL/2 "input
* window" and render the set of rectangles to it.
*/
pbox = REGION_RECTS( region );
nbox = REGION_NUM_RECTS( region );
PclSendData(outFile, pConPriv, pbox, nbox, 1.0);
/*
* Clean up the temporary regions
*/
REGION_DESTROY( pGC->pScreen, drawRegion );
REGION_DESTROY( pGC->pScreen, region );
xfree( drawRects );
}
void
winCopyWindowNativeGDI (WindowPtr pWin,
DDXPointRec ptOldOrg,
RegionPtr prgnSrc)
{
DDXPointPtr pptSrc;
DDXPointPtr ppt;
RegionPtr prgnDst;
BoxPtr pBox;
int dx, dy;
int i, nbox;
WindowPtr pwinRoot;
BoxPtr pBoxDst;
ScreenPtr pScreen = pWin->drawable.pScreen;
winScreenPriv(pScreen);
#if 0
ErrorF ("winCopyWindow\n");
#endif
/* Get a pointer to the root window */
pwinRoot = WindowTable[pWin->drawable.pScreen->myNum];
/* Create a region for the destination */
prgnDst = REGION_CREATE(pWin->drawable.pScreen, NULL, 1);
/* Calculate the shift from the source to the destination */
dx = ptOldOrg.x - pWin->drawable.x;
dy = ptOldOrg.y - pWin->drawable.y;
/* Translate the region from the destination to the source? */
REGION_TRANSLATE(pWin->drawable.pScreen, prgnSrc, -dx, -dy);
REGION_INTERSECT(pWin->drawable.pScreen, prgnDst, &pWin->borderClip,
prgnSrc);
/* Get a pointer to the first box in the region to be copied */
pBox = REGION_RECTS(prgnDst);
/* Get the number of boxes in the region */
nbox = REGION_NUM_RECTS(prgnDst);
/* Allocate source points for each box */
if(!(pptSrc = (DDXPointPtr )ALLOCATE_LOCAL(nbox * sizeof(DDXPointRec))))
return;
/* Set an iterator pointer */
ppt = pptSrc;
/* Calculate the source point of each box? */
for (i = nbox; --i >= 0; ppt++, pBox++)
{
ppt->x = pBox->x1 + dx;
ppt->y = pBox->y1 + dy;
}
/* Setup loop pointers again */
pBoxDst = REGION_RECTS(prgnDst);
ppt = pptSrc;
#if 0
ErrorF ("winCopyWindow - x1\tx2\ty1\ty2\tx\ty\n");
#endif
/* BitBlt each source to the destination point */
for (i = nbox; --i >= 0; pBoxDst++, ppt++)
{
#if 0
ErrorF ("winCopyWindow - %d\t%d\t%d\t%d\t%d\t%d\n",
pBoxDst->x1, pBoxDst->x2, pBoxDst->y1, pBoxDst->y2,
ppt->x, ppt->y);
#endif
BitBlt (pScreenPriv->hdcScreen,
pBoxDst->x1, pBoxDst->y1,
pBoxDst->x2 - pBoxDst->x1, pBoxDst->y2 - pBoxDst->y1,
pScreenPriv->hdcScreen,
ppt->x, ppt->y,
SRCCOPY);
}
/* Cleanup the regions, etc. */
DEALLOCATE_LOCAL(pptSrc);
REGION_DESTROY(pWin->drawable.pScreen, prgnDst);
}
static Bool
localQueryLargestOffscreenArea(
ScreenPtr pScreen,
int *width, int *height,
int granularity,
int preferences,
int severity
){
FBManagerPtr offman;
RegionPtr newRegion = NULL;
BoxPtr pbox;
int nbox;
int x, w, h, area, oldArea;
*width = *height = oldArea = 0;
if(granularity <= 1) granularity = 0;
if((preferences < 0) || (preferences > 3))
return FALSE;
offman = pScreen->devPrivates[xf86FBScreenIndex].ptr;
if(severity < 0) severity = 0;
if(severity > 2) severity = 2;
switch(severity) {
case 2:
if(offman->NumUsedAreas) {
FBLinkPtr pLink;
RegionRec tmpRegion;
newRegion = REGION_CREATE(pScreen, NULL, 1);
REGION_COPY(pScreen, newRegion, offman->InitialBoxes);
pLink = offman->UsedAreas;
while(pLink) {
if(!pLink->area.RemoveAreaCallback) {
REGION_INIT(pScreen, &tmpRegion, &(pLink->area.box), 1);
REGION_SUBTRACT(pScreen, newRegion, newRegion, &tmpRegion);
REGION_UNINIT(pScreen, &tmpRegion);
}
pLink = pLink->next;
}
nbox = REGION_NUM_RECTS(newRegion);
pbox = REGION_RECTS(newRegion);
break;
}
case 1:
if(offman->NumUsedAreas) {
FBLinkPtr pLink;
RegionRec tmpRegion;
newRegion = REGION_CREATE(pScreen, NULL, 1);
REGION_COPY(pScreen, newRegion, offman->FreeBoxes);
pLink = offman->UsedAreas;
while(pLink) {
if(pLink->area.RemoveAreaCallback) {
REGION_INIT(pScreen, &tmpRegion, &(pLink->area.box), 1);
REGION_APPEND(pScreen, newRegion, &tmpRegion);
REGION_UNINIT(pScreen, &tmpRegion);
}
pLink = pLink->next;
}
nbox = REGION_NUM_RECTS(newRegion);
pbox = REGION_RECTS(newRegion);
break;
}
default:
nbox = REGION_NUM_RECTS(offman->FreeBoxes);
pbox = REGION_RECTS(offman->FreeBoxes);
break;
}
while(nbox--) {
x = pbox->x1;
if(granularity) {
int tmp = x % granularity;
if(tmp) x += (granularity - tmp);
}
w = pbox->x2 - x;
h = pbox->y2 - pbox->y1;
area = w * h;
if(w > 0) {
Bool gotIt = FALSE;
switch(preferences) {
case FAVOR_AREA_THEN_WIDTH:
if((area > oldArea) || ((area == oldArea) && (w > *width)))
gotIt = TRUE;
break;
case FAVOR_AREA_THEN_HEIGHT:
if((area > oldArea) || ((area == oldArea) && (h > *height)))
gotIt = TRUE;
break;
case FAVOR_WIDTH_THEN_AREA:
if((w > *width) || ((w == *width) && (area > oldArea)))
gotIt = TRUE;
break;
case FAVOR_HEIGHT_THEN_AREA:
if((h > *height) || ((h == *height) && (area > oldArea)))
gotIt = TRUE;
break;
}
if(gotIt) {
*width = w;
*height = h;
oldArea = area;
}
}
pbox++;
}
if(newRegion)
REGION_DESTROY(pScreen, newRegion);
return TRUE;
}
static void
cwValidateGC(GCPtr pGC, unsigned long stateChanges, DrawablePtr pDrawable)
{
GCPtr pBackingGC;
cwGCPtr pPriv;
DrawablePtr pBackingDrawable;
int x_off, y_off;
pPriv = (cwGCPtr) getCwGC (pGC);
FUNC_PROLOGUE(pGC, pPriv);
/*
* Must call ValidateGC to ensure pGC->pCompositeClip is valid
*/
(*pGC->funcs->ValidateGC)(pGC, stateChanges, pDrawable);
if (!cwDrawableIsRedirWindow(pDrawable)) {
cwDestroyBackingGC(pGC);
FUNC_EPILOGUE(pGC, pPriv);
return;
} else {
if (!pPriv->pBackingGC && !cwCreateBackingGC(pGC, pDrawable)) {
FUNC_EPILOGUE(pGC, pPriv);
return;
}
}
pBackingGC = pPriv->pBackingGC;
pBackingDrawable = cwGetBackingDrawable(pDrawable, &x_off, &y_off);
pPriv->stateChanges |= stateChanges;
/*
* Copy the composite clip into the backing GC if either
* the drawable clip list has changed or the client has changed
* the client clip data
*/
if (pDrawable->serialNumber != pPriv->serialNumber ||
(pPriv->stateChanges & (GCClipXOrigin|GCClipYOrigin|GCClipMask)))
{
XID vals[2];
RegionPtr pCompositeClip;
pCompositeClip = REGION_CREATE (pScreen, NULL, 0);
REGION_COPY (pScreen, pCompositeClip, pGC->pCompositeClip);
/* Either the drawable has changed, or the clip list in the drawable has
* changed. Copy the new clip list over and set the new translated
* offset for it.
*/
(*pBackingGC->funcs->ChangeClip) (pBackingGC, CT_REGION,
(pointer) pCompositeClip, 0);
vals[0] = x_off - pDrawable->x;
vals[1] = y_off - pDrawable->y;
dixChangeGC(NullClient, pBackingGC,
(GCClipXOrigin | GCClipYOrigin), vals, NULL);
pPriv->serialNumber = pDrawable->serialNumber;
/*
* Mask off any client clip changes to make sure
* the clip list set above remains in effect
*/
pPriv->stateChanges &= ~(GCClipXOrigin|GCClipYOrigin|GCClipMask);
}
if (pPriv->stateChanges) {
CopyGC(pGC, pBackingGC, pPriv->stateChanges);
pPriv->stateChanges = 0;
}
if ((pGC->patOrg.x + x_off) != pBackingGC->patOrg.x ||
(pGC->patOrg.y + y_off) != pBackingGC->patOrg.y)
{
XID vals[2];
vals[0] = pGC->patOrg.x + x_off;
vals[1] = pGC->patOrg.y + y_off;
dixChangeGC(NullClient, pBackingGC,
(GCTileStipXOrigin | GCTileStipYOrigin), vals, NULL);
}
ValidateGC(pBackingDrawable, pBackingGC);
FUNC_EPILOGUE(pGC, pPriv);
}
