Bool
miDCPutUpCursor(DeviceIntPtr pDev, ScreenPtr pScreen, CursorPtr pCursor,
int x, int y, unsigned long source, unsigned long mask)
{
miDCScreenPtr pScreenPriv = dixLookupPrivate(&pScreen->devPrivates, miDCScreenKey);
miDCBufferPtr pBuffer;
WindowPtr pWin;
if (!miDCRealize(pScreen, pCursor))
return FALSE;
pWin = pScreen->root;
pBuffer = miGetDCDevice(pDev, pScreen);
#ifdef ARGB_CURSOR
if (pScreenPriv->pPicture) {
if (!EnsurePicture(pBuffer->pRootPicture, &pWin->drawable, pWin))
return FALSE;
CompositePicture(PictOpOver,
pScreenPriv->pPicture,
NULL,
pBuffer->pRootPicture,
0, 0, 0, 0,
x, y, pCursor->bits->width, pCursor->bits->height);
}
else
#endif
{
miDCPutBits((DrawablePtr) pWin,
pBuffer->pSourceGC, pBuffer->pMaskGC,
x, y, pCursor->bits->width, pCursor->bits->height,
source, mask);
}
return TRUE;
}
static void
xf86RotateCrtcRedisplay (xf86CrtcPtr crtc, RegionPtr region)
{
ScrnInfoPtr scrn = crtc->scrn;
ScreenPtr screen = scrn->pScreen;
WindowPtr root = WindowTable[screen->myNum];
PixmapPtr dst_pixmap = crtc->rotatedPixmap;
PictFormatPtr format = compWindowFormat (WindowTable[screen->myNum]);
int error;
PicturePtr src, dst;
int n = REGION_NUM_RECTS(region);
BoxPtr b = REGION_RECTS(region);
XID include_inferiors = IncludeInferiors;
src = CreatePicture (None,
&root->drawable,
format,
CPSubwindowMode,
&include_inferiors,
serverClient,
&error);
if (!src)
return;
dst = CreatePicture (None,
&dst_pixmap->drawable,
format,
0L,
NULL,
serverClient,
&error);
if (!dst)
return;
error = SetPictureTransform (src, &crtc->crtc_to_framebuffer);
if (error)
return;
while (n--)
{
BoxRec dst_box;
dst_box = *b;
PictureTransformBounds (&dst_box, &crtc->framebuffer_to_crtc);
CompositePicture (PictOpSrc,
src, NULL, dst,
dst_box.x1, dst_box.y1, 0, 0, dst_box.x1, dst_box.y1,
dst_box.x2 - dst_box.x1,
dst_box.y2 - dst_box.y1);
b++;
}
FreePicture (src, None);
FreePicture (dst, None);
}
void
miTrapezoids (CARD8 op,
PicturePtr pSrc,
PicturePtr pDst,
PictFormatPtr maskFormat,
INT16 xSrc,
INT16 ySrc,
int ntrap,
xTrapezoid *traps)
{
ScreenPtr pScreen = pDst->pDrawable->pScreen;
PictureScreenPtr ps = GetPictureScreen(pScreen);
/*
* Check for solid alpha add
*/
if (op == PictOpAdd && miIsSolidAlpha (pSrc))
{
for (; ntrap; ntrap--, traps++)
(*ps->RasterizeTrapezoid) (pDst, traps, 0, 0);
}
else if (maskFormat)
{
PicturePtr pPicture;
BoxRec bounds;
INT16 xDst, yDst;
INT16 xRel, yRel;
xDst = traps[0].left.p1.x >> 16;
yDst = traps[0].left.p1.y >> 16;
miTrapezoidBounds (ntrap, traps, &bounds);
if (bounds.y1 >= bounds.y2 || bounds.x1 >= bounds.x2)
return;
pPicture = miCreateAlphaPicture (pScreen, pDst, maskFormat,
bounds.x2 - bounds.x1,
bounds.y2 - bounds.y1);
if (!pPicture)
return;
for (; ntrap; ntrap--, traps++)
(*ps->RasterizeTrapezoid) (pPicture, traps,
-bounds.x1, -bounds.y1);
xRel = bounds.x1 + xSrc - xDst;
yRel = bounds.y1 + ySrc - yDst;
CompositePicture (op, pSrc, pPicture, pDst,
xRel, yRel, 0, 0, bounds.x1, bounds.y1,
bounds.x2 - bounds.x1,
bounds.y2 - bounds.y1);
FreePicture (pPicture, 0);
}
else
{
if (pDst->polyEdge == PolyEdgeSharp)
void
miTriangles (CARD8 op,
PicturePtr pSrc,
PicturePtr pDst,
PictFormatPtr maskFormat,
INT16 xSrc,
INT16 ySrc,
int ntri,
xTriangle *tris)
{
ScreenPtr pScreen = pDst->pDrawable->pScreen;
PictureScreenPtr ps = GetPictureScreen(pScreen);
/*
* Check for solid alpha add
*/
if (op == PictOpAdd && miIsSolidAlpha (pSrc))
{
(*ps->AddTriangles) (pDst, 0, 0, ntri, tris);
}
else if (maskFormat)
{
BoxRec bounds;
PicturePtr pPicture;
INT16 xDst, yDst;
INT16 xRel, yRel;
xDst = tris[0].p1.x >> 16;
yDst = tris[0].p1.y >> 16;
miTriangleBounds (ntri, tris, &bounds);
if (bounds.x2 <= bounds.x1 || bounds.y2 <= bounds.y1)
return;
pPicture = miCreateAlphaPicture (pScreen, pDst, maskFormat,
bounds.x2 - bounds.x1,
bounds.y2 - bounds.y1);
if (!pPicture)
return;
(*ps->AddTriangles) (pPicture, -bounds.x1, -bounds.y1, ntri, tris);
xRel = bounds.x1 + xSrc - xDst;
yRel = bounds.y1 + ySrc - yDst;
CompositePicture (op, pSrc, pPicture, pDst,
xRel, yRel, 0, 0, bounds.x1, bounds.y1,
bounds.x2 - bounds.x1, bounds.y2 - bounds.y1);
FreePicture (pPicture, 0);
}
else
{
if (pDst->polyEdge == PolyEdgeSharp)
static void
xf86RotateCrtcRedisplay(xf86CrtcPtr crtc, RegionPtr region)
{
ScrnInfoPtr scrn = crtc->scrn;
ScreenPtr screen = scrn->pScreen;
WindowPtr root = screen->root;
PixmapPtr dst_pixmap = crtc->rotatedPixmap;
PictFormatPtr format = PictureWindowFormat(screen->root);
int error;
PicturePtr src, dst;
int n = RegionNumRects(region);
BoxPtr b = RegionRects(region);
XID include_inferiors = IncludeInferiors;
if (crtc->driverIsPerformingTransform)
return;
src = CreatePicture(None,
&root->drawable,
format,
CPSubwindowMode,
&include_inferiors, serverClient, &error);
if (!src)
return;
dst = CreatePicture(None,
&dst_pixmap->drawable,
format, 0L, NULL, serverClient, &error);
if (!dst)
return;
error = SetPictureTransform(src, &crtc->crtc_to_framebuffer);
if (error)
return;
if (crtc->transform_in_use && crtc->filter)
SetPicturePictFilter(src, crtc->filter, crtc->params, crtc->nparams);
if (crtc->shadowClear) {
CompositePicture(PictOpSrc,
src, NULL, dst,
0, 0, 0, 0, 0, 0,
crtc->mode.HDisplay, crtc->mode.VDisplay);
crtc->shadowClear = FALSE;
}
else {
while (n--) {
BoxRec dst_box;
dst_box = *b;
dst_box.x1 -= crtc->filter_width >> 1;
dst_box.x2 += crtc->filter_width >> 1;
dst_box.y1 -= crtc->filter_height >> 1;
dst_box.y2 += crtc->filter_height >> 1;
pixman_f_transform_bounds(&crtc->f_framebuffer_to_crtc, &dst_box);
CompositePicture(PictOpSrc,
src, NULL, dst,
dst_box.x1, dst_box.y1, 0, 0, dst_box.x1,
dst_box.y1, dst_box.x2 - dst_box.x1,
dst_box.y2 - dst_box.y1);
b++;
}
}
FreePicture(src, None);
FreePicture(dst, None);
}
static PixmapPtr
compNewPixmap (WindowPtr pWin, int x, int y, int w, int h)
{
ScreenPtr pScreen = pWin->drawable.pScreen;
WindowPtr pParent = pWin->parent;
PixmapPtr pPixmap;
pPixmap = (*pScreen->CreatePixmap) (pScreen, w, h, pWin->drawable.depth,
CREATE_PIXMAP_USAGE_BACKING_PIXMAP);
if (!pPixmap)
return 0;
pPixmap->screen_x = x;
pPixmap->screen_y = y;
if (pParent->drawable.depth == pWin->drawable.depth)
{
GCPtr pGC = GetScratchGC (pWin->drawable.depth, pScreen);
/*
* Copy bits from the parent into the new pixmap so that it will
* have "reasonable" contents in case for background None areas.
*/
if (pGC)
{
ChangeGCVal val;
val.val = IncludeInferiors;
ValidateGC(&pPixmap->drawable, pGC);
ChangeGC (serverClient, pGC, GCSubwindowMode, &val);
(*pGC->ops->CopyArea) (&pParent->drawable,
&pPixmap->drawable,
pGC,
x - pParent->drawable.x,
y - pParent->drawable.y,
w, h, 0, 0);
FreeScratchGC (pGC);
}
}
else
{
PictFormatPtr pSrcFormat = compWindowFormat (pParent);
PictFormatPtr pDstFormat = compWindowFormat (pWin);
XID inferiors = IncludeInferiors;
int error;
PicturePtr pSrcPicture = CreatePicture (None,
&pParent->drawable,
pSrcFormat,
CPSubwindowMode,
&inferiors,
serverClient, &error);
PicturePtr pDstPicture = CreatePicture (None,
&pPixmap->drawable,
pDstFormat,
0, 0,
serverClient, &error);
if (pSrcPicture && pDstPicture)
{
CompositePicture (PictOpSrc,
pSrcPicture,
NULL,
pDstPicture,
x - pParent->drawable.x,
y - pParent->drawable.y,
0, 0, 0, 0, w, h);
}
if (pSrcPicture)
FreePicture (pSrcPicture, 0);
if (pDstPicture)
FreePicture (pDstPicture, 0);
}
return pPixmap;
}
/**
* glamor_trapezoids will generate trapezoid mask accumulating in
* system memory.
*/
void
glamor_trapezoids(CARD8 op,
PicturePtr src, PicturePtr dst,
PictFormatPtr mask_format, INT16 x_src, INT16 y_src,
int ntrap, xTrapezoid *traps)
{
ScreenPtr screen = dst->pDrawable->pScreen;
BoxRec bounds;
PicturePtr picture;
INT16 x_dst, y_dst;
INT16 x_rel, y_rel;
int width, height, stride;
PixmapPtr pixmap;
pixman_image_t *image = NULL;
/* If a mask format wasn't provided, we get to choose, but behavior should
* be as if there was no temporary mask the traps were accumulated into.
*/
if (!mask_format) {
if (dst->polyEdge == PolyEdgeSharp)
mask_format = PictureMatchFormat(screen, 1, PICT_a1);
else
mask_format = PictureMatchFormat(screen, 8, PICT_a8);
for (; ntrap; ntrap--, traps++)
glamor_trapezoids(op, src, dst, mask_format, x_src,
y_src, 1, traps);
return;
}
miTrapezoidBounds(ntrap, traps, &bounds);
if (bounds.y1 >= bounds.y2 || bounds.x1 >= bounds.x2)
return;
x_dst = traps[0].left.p1.x >> 16;
y_dst = traps[0].left.p1.y >> 16;
width = bounds.x2 - bounds.x1;
height = bounds.y2 - bounds.y1;
stride = PixmapBytePad(width, mask_format->depth);
picture = glamor_create_mask_picture(screen, dst, mask_format,
width, height);
if (!picture)
return;
image = pixman_image_create_bits(picture->format,
width, height, NULL, stride);
if (!image) {
FreePicture(picture, 0);
return;
}
for (; ntrap; ntrap--, traps++)
pixman_rasterize_trapezoid(image,
(pixman_trapezoid_t *) traps,
-bounds.x1, -bounds.y1);
pixmap = glamor_get_drawable_pixmap(picture->pDrawable);
screen->ModifyPixmapHeader(pixmap, width, height,
mask_format->depth,
BitsPerPixel(mask_format->depth),
PixmapBytePad(width,
mask_format->depth),
pixman_image_get_data(image));
x_rel = bounds.x1 + x_src - x_dst;
y_rel = bounds.y1 + y_src - y_dst;
CompositePicture(op, src, picture, dst,
x_rel, y_rel,
0, 0,
bounds.x1, bounds.y1,
bounds.x2 - bounds.x1, bounds.y2 - bounds.y1);
if (image)
pixman_image_unref(image);
FreePicture(picture, 0);
}
void
exaGlyphs(CARD8 op,
PicturePtr pSrc,
PicturePtr pDst,
PictFormatPtr maskFormat,
INT16 xSrc,
INT16 ySrc, int nlist, GlyphListPtr list, GlyphPtr * glyphs)
{
PixmapPtr pMaskPixmap = 0;
PicturePtr pMask = NULL;
ScreenPtr pScreen = pDst->pDrawable->pScreen;
int width = 0, height = 0;
int x, y;
int first_xOff = list->xOff, first_yOff = list->yOff;
int n;
GlyphPtr glyph;
int error;
BoxRec extents = { 0, 0, 0, 0 };
CARD32 component_alpha;
ExaGlyphBuffer buffer;
if (maskFormat) {
ExaScreenPriv(pScreen);
GCPtr pGC;
xRectangle rect;
GlyphExtents(nlist, list, glyphs, &extents);
if (extents.x2 <= extents.x1 || extents.y2 <= extents.y1)
return;
width = extents.x2 - extents.x1;
height = extents.y2 - extents.y1;
if (maskFormat->depth == 1) {
PictFormatPtr a8Format = PictureMatchFormat(pScreen, 8, PICT_a8);
if (a8Format)
maskFormat = a8Format;
}
pMaskPixmap = (*pScreen->CreatePixmap) (pScreen, width, height,
maskFormat->depth,
CREATE_PIXMAP_USAGE_SCRATCH);
if (!pMaskPixmap)
return;
component_alpha = NeedsComponent(maskFormat->format);
pMask = CreatePicture(0, &pMaskPixmap->drawable,
maskFormat, CPComponentAlpha, &component_alpha,
serverClient, &error);
if (!pMask ||
(!component_alpha && pExaScr->info->CheckComposite &&
!(*pExaScr->info->CheckComposite) (PictOpAdd, pSrc, NULL, pMask)))
{
PictFormatPtr argbFormat;
(*pScreen->DestroyPixmap) (pMaskPixmap);
if (!pMask)
return;
/* The driver can't seem to composite to a8, let's try argb (but
* without component-alpha) */
FreePicture((pointer) pMask, (XID) 0);
argbFormat = PictureMatchFormat(pScreen, 32, PICT_a8r8g8b8);
if (argbFormat)
maskFormat = argbFormat;
pMaskPixmap = (*pScreen->CreatePixmap) (pScreen, width, height,
maskFormat->depth,
CREATE_PIXMAP_USAGE_SCRATCH);
if (!pMaskPixmap)
return;
pMask = CreatePicture(0, &pMaskPixmap->drawable, maskFormat, 0, 0,
serverClient, &error);
if (!pMask) {
(*pScreen->DestroyPixmap) (pMaskPixmap);
return;
}
}
pGC = GetScratchGC(pMaskPixmap->drawable.depth, pScreen);
ValidateGC(&pMaskPixmap->drawable, pGC);
rect.x = 0;
rect.y = 0;
rect.width = width;
rect.height = height;
(*pGC->ops->PolyFillRect) (&pMaskPixmap->drawable, pGC, 1, &rect);
FreeScratchGC(pGC);
x = -extents.x1;
y = -extents.y1;
}
else {
x = 0;
y = 0;
}
buffer.count = 0;
buffer.mask = NULL;
while (nlist--) {
x += list->xOff;
y += list->yOff;
n = list->len;
while (n--) {
glyph = *glyphs++;
if (glyph->info.width > 0 && glyph->info.height > 0) {
/* pGlyph->info.{x,y} compensate for empty space in the glyph. */
if (maskFormat) {
if (exaBufferGlyph(pScreen, &buffer, glyph, NULL, pMask,
0, 0, 0, 0, x - glyph->info.x,
y - glyph->info.y) ==
ExaGlyphNeedFlush) {
exaGlyphsToMask(pMask, &buffer);
exaBufferGlyph(pScreen, &buffer, glyph, NULL, pMask,
0, 0, 0, 0, x - glyph->info.x,
y - glyph->info.y);
}
}
else {
if (exaBufferGlyph(pScreen, &buffer, glyph, pSrc, pDst,
xSrc + (x - glyph->info.x) - first_xOff,
ySrc + (y - glyph->info.y) - first_yOff,
0, 0, x - glyph->info.x,
y - glyph->info.y)
== ExaGlyphNeedFlush) {
exaGlyphsToDst(pSrc, pDst, &buffer);
exaBufferGlyph(pScreen, &buffer, glyph, pSrc, pDst,
xSrc + (x - glyph->info.x) - first_xOff,
ySrc + (y - glyph->info.y) - first_yOff,
0, 0, x - glyph->info.x,
y - glyph->info.y);
}
}
}
x += glyph->info.xOff;
y += glyph->info.yOff;
}
list++;
}
if (buffer.count) {
if (maskFormat)
exaGlyphsToMask(pMask, &buffer);
else
exaGlyphsToDst(pSrc, pDst, &buffer);
}
if (maskFormat) {
x = extents.x1;
y = extents.y1;
CompositePicture(op,
pSrc,
pMask,
pDst,
xSrc + x - first_xOff,
ySrc + y - first_yOff, 0, 0, x, y, width, height);
FreePicture((pointer) pMask, (XID) 0);
(*pScreen->DestroyPixmap) (pMaskPixmap);
}
}
/* The most efficient thing to way to upload the glyph to the screen
* is to use the UploadToScreen() driver hook; this allows us to
* pipeline glyph uploads and to avoid creating gpu backed pixmaps for
* glyphs that we'll never use again.
*
* If we can't do it with UploadToScreen (because the glyph has a gpu copy,
* etc), we fall back to CompositePicture.
*
* We need to damage the cache pixmap manually in either case because the damage
* layer unwrapped the picture screen before calling exaGlyphs.
*/
static void
exaGlyphCacheUploadGlyph(ScreenPtr pScreen,
ExaGlyphCachePtr cache, int x, int y, GlyphPtr pGlyph)
{
ExaScreenPriv(pScreen);
PicturePtr pGlyphPicture = GetGlyphPicture(pGlyph, pScreen);
PixmapPtr pGlyphPixmap = (PixmapPtr) pGlyphPicture->pDrawable;
ExaPixmapPriv(pGlyphPixmap);
PixmapPtr pCachePixmap = (PixmapPtr) cache->picture->pDrawable;
if (!pExaScr->info->UploadToScreen || pExaScr->swappedOut ||
pExaPixmap->accel_blocked)
goto composite;
/* If the glyph pixmap is already uploaded, no point in doing
* things this way */
if (exaPixmapHasGpuCopy(pGlyphPixmap))
goto composite;
/* UploadToScreen only works if bpp match */
if (pGlyphPixmap->drawable.bitsPerPixel !=
pCachePixmap->drawable.bitsPerPixel)
goto composite;
if (pExaScr->do_migration) {
ExaMigrationRec pixmaps[1];
/* cache pixmap must have a gpu copy. */
pixmaps[0].as_dst = TRUE;
pixmaps[0].as_src = FALSE;
pixmaps[0].pPix = pCachePixmap;
pixmaps[0].pReg = NULL;
exaDoMigration(pixmaps, 1, TRUE);
}
if (!exaPixmapHasGpuCopy(pCachePixmap))
goto composite;
/* x,y are in pixmap coordinates, no need for cache{X,Y}off */
if (pExaScr->info->UploadToScreen(pCachePixmap,
x,
y,
pGlyph->info.width,
pGlyph->info.height,
(char *) pExaPixmap->sys_ptr,
pExaPixmap->sys_pitch))
goto damage;
composite:
CompositePicture(PictOpSrc,
pGlyphPicture,
None,
cache->picture,
0, 0, 0, 0, x, y, pGlyph->info.width, pGlyph->info.height);
damage:
/* The cache pixmap isn't a window, so no need to offset coordinates. */
exaPixmapDirty(pCachePixmap,
x, y, x + cache->glyphWidth, y + cache->glyphHeight);
}
_X_EXPORT void
miCompositeRects (CARD8 op,
PicturePtr pDst,
xRenderColor *color,
int nRect,
xRectangle *rects)
{
ScreenPtr pScreen = pDst->pDrawable->pScreen;
if (color->alpha == 0xffff)
{
if (op == PictOpOver)
op = PictOpSrc;
}
if (op == PictOpClear)
color->red = color->green = color->blue = color->alpha = 0;
if (op == PictOpSrc || op == PictOpClear)
{
miColorRects (pDst, pDst, color, nRect, rects, 0, 0);
if (pDst->alphaMap)
miColorRects (pDst->alphaMap, pDst,
color, nRect, rects,
pDst->alphaOrigin.x,
pDst->alphaOrigin.y);
}
else
{
PictFormatPtr rgbaFormat;
PixmapPtr pPixmap;
PicturePtr pSrc;
xRectangle one;
int error;
Pixel pixel;
GCPtr pGC;
CARD32 tmpval[2];
rgbaFormat = PictureMatchFormat (pScreen, 32, PICT_a8r8g8b8);
if (!rgbaFormat)
goto bail1;
pPixmap = (*pScreen->CreatePixmap) (pScreen, 1, 1,
rgbaFormat->depth);
if (!pPixmap)
goto bail2;
miRenderColorToPixel (rgbaFormat, color, &pixel);
pGC = GetScratchGC (rgbaFormat->depth, pScreen);
if (!pGC)
goto bail3;
tmpval[0] = GXcopy;
tmpval[1] = pixel;
ChangeGC (pGC, GCFunction | GCForeground, tmpval);
ValidateGC (&pPixmap->drawable, pGC);
one.x = 0;
one.y = 0;
one.width = 1;
one.height = 1;
(*pGC->ops->PolyFillRect) (&pPixmap->drawable, pGC, 1, &one);
tmpval[0] = xTrue;
pSrc = CreatePicture (0, &pPixmap->drawable, rgbaFormat,
CPRepeat, tmpval, 0, &error);
if (!pSrc)
goto bail4;
while (nRect--)
{
CompositePicture (op, pSrc, 0, pDst, 0, 0, 0, 0,
rects->x,
rects->y,
rects->width,
rects->height);
rects++;
}
FreePicture ((pointer) pSrc, 0);
bail4:
FreeScratchGC (pGC);
bail3:
(*pScreen->DestroyPixmap) (pPixmap);
bail2:
bail1:
;
}
}
static PixmapPtr
compNewPixmap (WindowPtr pWin, int x, int y, int w, int h, Bool map)
{
ScreenPtr pScreen = pWin->drawable.pScreen;
WindowPtr pParent = pWin->parent;
PixmapPtr pPixmap;
pPixmap = (*pScreen->CreatePixmap) (pScreen, w, h, pWin->drawable.depth,
CREATE_PIXMAP_USAGE_BACKING_PIXMAP);
if (!pPixmap)
return 0;
pPixmap->screen_x = x;
pPixmap->screen_y = y;
/* resize allocations will update later in compCopyWindow, not here */
if (!map)
return pPixmap;
if (pParent->drawable.depth == pWin->drawable.depth)
{
GCPtr pGC = GetScratchGC (pWin->drawable.depth, pScreen);
if (pGC)
{
ChangeGCVal val;
val.val = IncludeInferiors;
ChangeGC (NullClient, pGC, GCSubwindowMode, &val);
ValidateGC(&pPixmap->drawable, pGC);
(*pGC->ops->CopyArea) (&pParent->drawable,
&pPixmap->drawable,
pGC,
x - pParent->drawable.x,
y - pParent->drawable.y,
w, h, 0, 0);
FreeScratchGC (pGC);
}
}
else
{
PictFormatPtr pSrcFormat = compWindowFormat (pParent);
PictFormatPtr pDstFormat = compWindowFormat (pWin);
XID inferiors = IncludeInferiors;
int error;
PicturePtr pSrcPicture = CreatePicture (None,
&pParent->drawable,
pSrcFormat,
CPSubwindowMode,
&inferiors,
serverClient, &error);
PicturePtr pDstPicture = CreatePicture (None,
&pPixmap->drawable,
pDstFormat,
0, 0,
serverClient, &error);
if (pSrcPicture && pDstPicture)
{
CompositePicture (PictOpSrc,
pSrcPicture,
NULL,
pDstPicture,
x - pParent->drawable.x,
y - pParent->drawable.y,
0, 0, 0, 0, w, h);
}
if (pSrcPicture)
FreePicture (pSrcPicture, 0);
if (pDstPicture)
FreePicture (pDstPicture, 0);
}
return pPixmap;
}
static void
uxa_check_glyphs(CARD8 op,
PicturePtr src,
PicturePtr dst,
PictFormatPtr maskFormat,
INT16 xSrc,
INT16 ySrc, int nlist, GlyphListPtr list, GlyphPtr * glyphs)
{
pixman_image_t *image;
PixmapPtr scratch;
PicturePtr mask, mask_src = NULL, mask_dst = NULL, white = NULL;
int width = 0, height = 0;
int x, y, n;
int xDst = list->xOff, yDst = list->yOff;
BoxRec extents = { 0, 0, 0, 0 };
CARD8 mask_op = 0;
if (maskFormat) {
pixman_format_code_t format;
CARD32 component_alpha;
xRenderColor color;
int error;
uxa_glyph_extents(nlist, list, glyphs, &extents);
if (extents.x2 <= extents.x1 || extents.y2 <= extents.y1)
return;
width = extents.x2 - extents.x1;
height = extents.y2 - extents.y1;
format = maskFormat->format |
(BitsPerPixel(maskFormat->depth) << 24);
image =
pixman_image_create_bits(format, width, height, NULL, 0);
if (!image)
return;
scratch = GetScratchPixmapHeader(dst->pDrawable->pScreen, width, height,
PIXMAN_FORMAT_DEPTH(format),
PIXMAN_FORMAT_BPP(format),
pixman_image_get_stride(image),
pixman_image_get_data(image));
if (!scratch) {
pixman_image_unref(image);
return;
}
component_alpha = NeedsComponent(maskFormat->format);
mask = CreatePicture(0, &scratch->drawable,
maskFormat, CPComponentAlpha,
&component_alpha, serverClient, &error);
if (!mask) {
FreeScratchPixmapHeader(scratch);
pixman_image_unref(image);
return;
}
ValidatePicture(mask);
x = -extents.x1;
y = -extents.y1;
color.red = color.green = color.blue = color.alpha = 0xffff;
white = CreateSolidPicture(0, &color, &error);
mask_op = op;
op = PictOpAdd;
mask_src = src;
src = white;
mask_dst = dst;
dst = mask;
} else {
mask = dst;
x = 0;
y = 0;
}
while (nlist--) {
x += list->xOff;
y += list->yOff;
n = list->len;
while (n--) {
GlyphPtr glyph = *glyphs++;
PicturePtr g = GetGlyphPicture(glyph, dst->pDrawable->pScreen);
if (g) {
CompositePicture(op, src, g, dst,
xSrc + (x - glyph->info.x) - xDst,
ySrc + (y - glyph->info.y) - yDst,
0, 0,
x - glyph->info.x,
y - glyph->info.y,
glyph->info.width,
glyph->info.height);
}
x += glyph->info.xOff;
y += glyph->info.yOff;
}
list++;
}
if (white)
FreePicture(white, 0);
if (maskFormat) {
x = extents.x1;
y = extents.y1;
CompositePicture(mask_op, mask_src, mask, mask_dst,
xSrc + x - xDst,
ySrc + y - yDst,
0, 0,
x, y,
width, height);
FreePicture(mask, 0);
FreeScratchPixmapHeader(scratch);
pixman_image_unref(image);
}
}
static void
xf86RotateCrtcRedisplay (xf86CrtcPtr crtc, RegionPtr region)
{
ScrnInfoPtr scrn = crtc->scrn;
ScreenPtr screen = scrn->pScreen;
WindowPtr root = WindowTable[screen->myNum];
PixmapPtr dst_pixmap = crtc->rotatedPixmap;
PictFormatPtr format = compWindowFormat (WindowTable[screen->myNum]);
int error;
PicturePtr src, dst;
PictTransform transform;
int n = REGION_NUM_RECTS(region);
BoxPtr b = REGION_RECTS(region);
XID include_inferiors = IncludeInferiors;
src = CreatePicture (None,
&root->drawable,
format,
CPSubwindowMode,
&include_inferiors,
serverClient,
&error);
if (!src)
return;
dst = CreatePicture (None,
&dst_pixmap->drawable,
format,
0L,
NULL,
serverClient,
&error);
if (!dst)
return;
memset (&transform, '\0', sizeof (transform));
transform.matrix[2][2] = IntToxFixed(1);
transform.matrix[0][2] = IntToxFixed(crtc->x);
transform.matrix[1][2] = IntToxFixed(crtc->y);
switch (crtc->rotation & 0xf) {
default:
case RR_Rotate_0:
transform.matrix[0][0] = IntToxFixed(1);
transform.matrix[1][1] = IntToxFixed(1);
break;
case RR_Rotate_90:
transform.matrix[0][1] = IntToxFixed(-1);
transform.matrix[1][0] = IntToxFixed(1);
transform.matrix[0][2] += IntToxFixed(crtc->mode.VDisplay);
break;
case RR_Rotate_180:
transform.matrix[0][0] = IntToxFixed(-1);
transform.matrix[1][1] = IntToxFixed(-1);
transform.matrix[0][2] += IntToxFixed(crtc->mode.HDisplay);
transform.matrix[1][2] += IntToxFixed(crtc->mode.VDisplay);
break;
case RR_Rotate_270:
transform.matrix[0][1] = IntToxFixed(1);
transform.matrix[1][0] = IntToxFixed(-1);
transform.matrix[1][2] += IntToxFixed(crtc->mode.HDisplay);
break;
}
/* handle reflection */
if (crtc->rotation & RR_Reflect_X)
{
/* XXX figure this out */
}
if (crtc->rotation & RR_Reflect_Y)
{
/* XXX figure this out too */
}
error = SetPictureTransform (src, &transform);
if (error)
return;
while (n--)
{
BoxRec dst_box;
xf86TransformBox (&dst_box, b, crtc->rotation,
crtc->x, crtc->y,
crtc->mode.HDisplay, crtc->mode.VDisplay);
CompositePicture (PictOpSrc,
src, NULL, dst,
dst_box.x1, dst_box.y1, 0, 0, dst_box.x1, dst_box.y1,
dst_box.x2 - dst_box.x1,
dst_box.y2 - dst_box.y1);
b++;
}
FreePicture (src, None);
FreePicture (dst, None);
}
void
miGlyphs(CARD8 op,
PicturePtr pSrc,
PicturePtr pDst,
PictFormatPtr maskFormat,
INT16 xSrc,
INT16 ySrc, int nlist, GlyphListPtr list, GlyphPtr * glyphs)
{
PicturePtr pPicture;
PixmapPtr pMaskPixmap = 0;
PicturePtr pMask;
ScreenPtr pScreen = pDst->pDrawable->pScreen;
int width = 0, height = 0;
int x, y;
int xDst = list->xOff, yDst = list->yOff;
int n;
GlyphPtr glyph;
int error;
BoxRec extents = { 0, 0, 0, 0 };
CARD32 component_alpha;
if (maskFormat) {
GCPtr pGC;
xRectangle rect;
GlyphExtents(nlist, list, glyphs, &extents);
if (extents.x2 <= extents.x1 || extents.y2 <= extents.y1)
return;
width = extents.x2 - extents.x1;
height = extents.y2 - extents.y1;
pMaskPixmap = (*pScreen->CreatePixmap) (pScreen, width, height,
maskFormat->depth,
CREATE_PIXMAP_USAGE_SCRATCH);
if (!pMaskPixmap)
return;
component_alpha = NeedsComponent(maskFormat->format);
pMask = CreatePicture(0, &pMaskPixmap->drawable,
maskFormat, CPComponentAlpha, &component_alpha,
serverClient, &error);
if (!pMask) {
(*pScreen->DestroyPixmap) (pMaskPixmap);
return;
}
pGC = GetScratchGC(pMaskPixmap->drawable.depth, pScreen);
ValidateGC(&pMaskPixmap->drawable, pGC);
rect.x = 0;
rect.y = 0;
rect.width = width;
rect.height = height;
(*pGC->ops->PolyFillRect) (&pMaskPixmap->drawable, pGC, 1, &rect);
FreeScratchGC(pGC);
x = -extents.x1;
y = -extents.y1;
}
else {
pMask = pDst;
x = 0;
y = 0;
}
while (nlist--) {
x += list->xOff;
y += list->yOff;
n = list->len;
while (n--) {
glyph = *glyphs++;
pPicture = GlyphPicture(glyph)[pScreen->myNum];
if (pPicture) {
if (maskFormat) {
CompositePicture(PictOpAdd,
pPicture,
None,
pMask,
0, 0,
0, 0,
x - glyph->info.x,
y - glyph->info.y,
glyph->info.width, glyph->info.height);
}
else {
CompositePicture(op,
pSrc,
pPicture,
pDst,
xSrc + (x - glyph->info.x) - xDst,
ySrc + (y - glyph->info.y) - yDst,
0, 0,
x - glyph->info.x,
y - glyph->info.y,
glyph->info.width, glyph->info.height);
}
}
x += glyph->info.xOff;
y += glyph->info.yOff;
}
list++;
}
if (maskFormat) {
x = extents.x1;
y = extents.y1;
CompositePicture(op,
pSrc,
pMask,
pDst,
xSrc + x - xDst,
ySrc + y - yDst, 0, 0, x, y, width, height);
FreePicture((pointer) pMask, (XID) 0);
(*pScreen->DestroyPixmap) (pMaskPixmap);
}
}
