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author | marha <marha@users.sourceforge.net> | 2009-06-28 22:07:26 +0000 |
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committer | marha <marha@users.sourceforge.net> | 2009-06-28 22:07:26 +0000 |
commit | 3562e78743202e43aec8727005182a2558117eca (patch) | |
tree | 8f9113a77d12470c5c851a2a8e4cb02e89df7d43 /xorg-server/hw/xgl/xglpixmap.c | |
download | vcxsrv-3562e78743202e43aec8727005182a2558117eca.tar.gz vcxsrv-3562e78743202e43aec8727005182a2558117eca.tar.bz2 vcxsrv-3562e78743202e43aec8727005182a2558117eca.zip |
Checked in the following released items:
xkeyboard-config-1.4.tar.gz
ttf-bitstream-vera-1.10.tar.gz
font-alias-1.0.1.tar.gz
font-sun-misc-1.0.0.tar.gz
font-sun-misc-1.0.0.tar.gz
font-sony-misc-1.0.0.tar.gz
font-schumacher-misc-1.0.0.tar.gz
font-mutt-misc-1.0.0.tar.gz
font-misc-misc-1.0.0.tar.gz
font-misc-meltho-1.0.0.tar.gz
font-micro-misc-1.0.0.tar.gz
font-jis-misc-1.0.0.tar.gz
font-isas-misc-1.0.0.tar.gz
font-dec-misc-1.0.0.tar.gz
font-daewoo-misc-1.0.0.tar.gz
font-cursor-misc-1.0.0.tar.gz
font-arabic-misc-1.0.0.tar.gz
font-winitzki-cyrillic-1.0.0.tar.gz
font-misc-cyrillic-1.0.0.tar.gz
font-cronyx-cyrillic-1.0.0.tar.gz
font-screen-cyrillic-1.0.1.tar.gz
font-xfree86-type1-1.0.1.tar.gz
font-adobe-utopia-type1-1.0.1.tar.gz
font-ibm-type1-1.0.0.tar.gz
font-bitstream-type1-1.0.0.tar.gz
font-bitstream-speedo-1.0.0.tar.gz
font-bh-ttf-1.0.0.tar.gz
font-bh-type1-1.0.0.tar.gz
font-bitstream-100dpi-1.0.0.tar.gz
font-bh-lucidatypewriter-100dpi-1.0.0.tar.gz
font-bh-100dpi-1.0.0.tar.gz
font-adobe-utopia-100dpi-1.0.1.tar.gz
font-adobe-100dpi-1.0.0.tar.gz
font-util-1.0.1.tar.gz
font-bitstream-75dpi-1.0.0.tar.gz
font-bh-lucidatypewriter-75dpi-1.0.0.tar.gz
font-adobe-utopia-75dpi-1.0.1.tar.gz
font-bh-75dpi-1.0.0.tar.gz
bdftopcf-1.0.1.tar.gz
font-adobe-75dpi-1.0.0.tar.gz
mkfontscale-1.0.6.tar.gz
openssl-0.9.8k.tar.gz
bigreqsproto-1.0.2.tar.gz
xtrans-1.2.2.tar.gz
resourceproto-1.0.2.tar.gz
inputproto-1.4.4.tar.gz
compositeproto-0.4.tar.gz
damageproto-1.1.0.tar.gz
zlib-1.2.3.tar.gz
xkbcomp-1.0.5.tar.gz
freetype-2.3.9.tar.gz
pthreads-w32-2-8-0-release.tar.gz
pixman-0.12.0.tar.gz
kbproto-1.0.3.tar.gz
evieext-1.0.2.tar.gz
fixesproto-4.0.tar.gz
recordproto-1.13.2.tar.gz
randrproto-1.2.2.tar.gz
scrnsaverproto-1.1.0.tar.gz
renderproto-0.9.3.tar.gz
xcmiscproto-1.1.2.tar.gz
fontsproto-2.0.2.tar.gz
xextproto-7.0.3.tar.gz
xproto-7.0.14.tar.gz
libXdmcp-1.0.2.tar.gz
libxkbfile-1.0.5.tar.gz
libfontenc-1.0.4.tar.gz
libXfont-1.3.4.tar.gz
libX11-1.1.5.tar.gz
libXau-1.0.4.tar.gz
libxcb-1.1.tar.gz
xorg-server-1.5.3.tar.gz
Diffstat (limited to 'xorg-server/hw/xgl/xglpixmap.c')
-rw-r--r-- | xorg-server/hw/xgl/xglpixmap.c | 744 |
1 files changed, 744 insertions, 0 deletions
diff --git a/xorg-server/hw/xgl/xglpixmap.c b/xorg-server/hw/xgl/xglpixmap.c new file mode 100644 index 000000000..8e602cee3 --- /dev/null +++ b/xorg-server/hw/xgl/xglpixmap.c @@ -0,0 +1,744 @@ +/* + * Copyright © 2004 David Reveman + * + * Permission to use, copy, modify, distribute, and sell this software + * and its documentation for any purpose is hereby granted without + * fee, provided that the above copyright notice appear in all copies + * and that both that copyright notice and this permission notice + * appear in supporting documentation, and that the name of + * David Reveman not be used in advertising or publicity pertaining to + * distribution of the software without specific, written prior permission. + * David Reveman makes no representations about the suitability of this + * software for any purpose. It is provided "as is" without express or + * implied warranty. + * + * DAVID REVEMAN DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, + * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN + * NO EVENT SHALL DAVID REVEMAN BE LIABLE FOR ANY SPECIAL, INDIRECT OR + * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS + * OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, + * NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION + * WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + * + * Author: David Reveman <davidr@novell.com> + */ + +#include "xgl.h" +#include "fb.h" + +static glitz_buffer_hint_t xglPixmapUsageHints[] = { + (glitz_buffer_hint_t) 0, /* reserved for system memory */ + GLITZ_BUFFER_HINT_STREAM_DRAW, + GLITZ_BUFFER_HINT_STREAM_READ, + GLITZ_BUFFER_HINT_STREAM_COPY, + GLITZ_BUFFER_HINT_STATIC_DRAW, + GLITZ_BUFFER_HINT_STATIC_READ, + GLITZ_BUFFER_HINT_STATIC_COPY, + GLITZ_BUFFER_HINT_DYNAMIC_DRAW, + GLITZ_BUFFER_HINT_DYNAMIC_READ, + GLITZ_BUFFER_HINT_DYNAMIC_COPY +}; + +#define NUM_XGL_PIXMAP_USAGE_HINTS \ + (sizeof (xglPixmapUsageHints) / sizeof (xglPixmapUsageHints[0])) + +#define XGL_PIXMAP_USAGE_HINT(hint) (xglPixmapUsageHints[hint]) + +static void +xglPixmapDamageReport (DamagePtr pDamage, + RegionPtr pRegion, + void *closure) +{ + PixmapPtr pPixmap = (PixmapPtr) closure; + BoxPtr pExt; + + XGL_PIXMAP_PRIV (pPixmap); + + pExt = REGION_EXTENTS (pPixmap->drawable.pScreen, pRegion); + + if (BOX_NOTEMPTY (&pPixmapPriv->damageBox)) + { + if (pExt->x1 < pPixmapPriv->damageBox.x1) + pPixmapPriv->damageBox.x1 = pExt->x1; + + if (pExt->y1 < pPixmapPriv->damageBox.y1) + pPixmapPriv->damageBox.y1 = pExt->y1; + + if (pExt->x2 > pPixmapPriv->damageBox.x2) + pPixmapPriv->damageBox.x2 = pExt->x2; + + if (pExt->y2 > pPixmapPriv->damageBox.y2) + pPixmapPriv->damageBox.y2 = pExt->y2; + } + else + pPixmapPriv->damageBox = *pExt; +} + + +static Bool +xglPixmapCreateDamage (PixmapPtr pPixmap) +{ + XGL_PIXMAP_PRIV (pPixmap); + + pPixmapPriv->pDamage = + DamageCreate (xglPixmapDamageReport, (DamageDestroyFunc) 0, + DamageReportRawRegion, TRUE, + pPixmap->drawable.pScreen, + (void *) pPixmap); + if (!pPixmapPriv->pDamage) + return FALSE; + + DamageRegister (&pPixmap->drawable, pPixmapPriv->pDamage); + + return TRUE; +} + +void +xglSetPixmapVisual (PixmapPtr pPixmap, + xglVisualPtr pVisual) +{ + xglVisualPtr pOldVisual; + + XGL_PIXMAP_PRIV (pPixmap); + + pOldVisual = pPixmapPriv->pVisual; + if (pOldVisual && pVisual) + { + glitz_surface_t *surface; + + if (pOldVisual->vid != pVisual->vid) + { + surface = pPixmapPriv->surface; + if (surface) + { + glitz_drawable_t *drawable; + + drawable = glitz_surface_get_attached_drawable (surface); + if (drawable) + { + if (pOldVisual->format.drawable->id != + pVisual->format.drawable->id) + { + glitz_surface_detach (pPixmapPriv->surface); + pPixmapPriv->target = xglPixmapTargetOut; + } + } + + if (pOldVisual->format.surface->id != pVisual->format.surface->id) + { + xglSyncBits (&pPixmap->drawable, NULL); + glitz_surface_destroy (pPixmapPriv->surface); + pPixmapPriv->surface = 0; + } + } + } + } + else if (pOldVisual) + { + if (pPixmapPriv->surface) + { + xglSyncBits (&pPixmap->drawable, NULL); + glitz_surface_destroy (pPixmapPriv->surface); + pPixmapPriv->surface = 0; + } + pPixmapPriv->target = xglPixmapTargetNo; + } + + pPixmapPriv->pVisual = pVisual; + + if (pPixmapPriv->pVisual && pPixmapPriv->pVisual->format.surface) + { + if (!pPixmapPriv->pDamage) + { + if (!xglPixmapCreateDamage (pPixmap)) + FatalError (XGL_SW_FAILURE_STRING); + } + } +} + +static Bool +xglPixmapSurfaceInit (PixmapPtr pPixmap, + unsigned long features, + int width, + int height) +{ + BoxRec box; + + XGL_PIXMAP_PRIV (pPixmap); + + pPixmapPriv->surface = NULL; + pPixmapPriv->drawable = NULL; + pPixmapPriv->acceleratedTile = FALSE; + pPixmapPriv->pictureMask = ~0; + pPixmapPriv->target = xglPixmapTargetNo; + + box.x1 = 0; + box.y1 = 0; + box.x2 = width; + box.y2 = height; + + REGION_INIT (pScreen, &pPixmapPriv->bitRegion, &box, 1); + + pPixmapPriv->pVisual = xglFindVisualWithDepth (pPixmap->drawable.pScreen, + pPixmap->drawable.depth); + if (pPixmapPriv->pVisual) + { + XGL_SCREEN_PRIV (pPixmap->drawable.pScreen); + + /* general pixmap acceleration */ + if (pPixmapPriv->pVisual->format.drawable && + pScreenPriv->accel.pixmap.enabled && + xglCheckPixmapSize (pPixmap, &pScreenPriv->accel.pixmap.size)) + pPixmapPriv->target = xglPixmapTargetOut; + } + + if (pPixmapPriv->pVisual && pPixmapPriv->pVisual->format.surface) + { + if (!pPixmapPriv->pDamage) + { + if (!xglPixmapCreateDamage (pPixmap)) + FatalError (XGL_SW_FAILURE_STRING); + } + + if (width && height) + { + if (width == 1 && height == 1) + { + pPixmapPriv->acceleratedTile = TRUE; + } + else if (features & GLITZ_FEATURE_TEXTURE_BORDER_CLAMP_MASK) + { + if ((features & GLITZ_FEATURE_TEXTURE_NON_POWER_OF_TWO_MASK) || + (POWER_OF_TWO (width) && POWER_OF_TWO (height))) + pPixmapPriv->acceleratedTile = TRUE; + } + } + } + + return TRUE; +} + +PixmapPtr +xglCreatePixmap (ScreenPtr pScreen, + int width, + int height, + int depth, + unsigned usage_hint) +{ + xglPixmapPtr pPixmapPriv; + PixmapPtr pPixmap; + + XGL_SCREEN_PRIV (pScreen); + + pPixmap = AllocatePixmap (pScreen, 0); + if (!pPixmap) + return NullPixmap; + + pPixmap->drawable.type = DRAWABLE_PIXMAP; + pPixmap->drawable.class = 0; + pPixmap->drawable.pScreen = pScreen; + pPixmap->drawable.depth = depth; + pPixmap->drawable.bitsPerPixel = BitsPerPixel (depth); + pPixmap->drawable.id = 0; + pPixmap->drawable.serialNumber = NEXT_SERIAL_NUMBER; + pPixmap->drawable.x = 0; + pPixmap->drawable.y = 0; + pPixmap->drawable.width = width; + pPixmap->drawable.height = height; + +#ifdef COMPOSITE + pPixmap->screen_x = 0; + pPixmap->screen_y = 0; +#endif + + pPixmap->devKind = 0; + pPixmap->refcnt = 1; + pPixmap->devPrivate.ptr = 0; + pPixmap->usage_hint = usage_hint; + + pPixmapPriv = XGL_GET_PIXMAP_PRIV (pPixmap); + + pPixmapPriv->pVisual = NULL; + pPixmapPriv->pDamage = NULL; + + if (!xglPixmapSurfaceInit (pPixmap, pScreenPriv->features, width, height)) + return NullPixmap; + + pPixmapPriv->buffer = NULL; + pPixmapPriv->bits = (pointer) 0; + pPixmapPriv->stride = 0; + pPixmapPriv->pGeometry = NULL; + pPixmapPriv->allBits = TRUE; + + pPixmapPriv->damageBox = miEmptyBox; + + return pPixmap; +} + +void +xglFiniPixmap (PixmapPtr pPixmap) +{ + XGL_PIXMAP_PRIV (pPixmap); + + if (pPixmap->devPrivate.ptr) + { + if (pPixmapPriv->buffer) + glitz_buffer_unmap (pPixmapPriv->buffer); + } + + if (pPixmapPriv->pGeometry) + GEOMETRY_UNINIT (pPixmapPriv->pGeometry); + + if (pPixmapPriv->buffer) + glitz_buffer_destroy (pPixmapPriv->buffer); + + if (pPixmapPriv->bits) + xfree (pPixmapPriv->bits); + + REGION_UNINIT (pPixmap->drawable.pScreen, &pPixmapPriv->bitRegion); + + if (pPixmapPriv->drawable) + glitz_drawable_destroy (pPixmapPriv->drawable); + + if (pPixmapPriv->surface) + glitz_surface_destroy (pPixmapPriv->surface); +} + +Bool +xglDestroyPixmap (PixmapPtr pPixmap) +{ + if (--pPixmap->refcnt) + return TRUE; + + xglFiniPixmap (pPixmap); + + dixFreePrivates(pPixmap->devPrivates); + xfree (pPixmap); + + return TRUE; +} + +Bool +xglModifyPixmapHeader (PixmapPtr pPixmap, + int width, + int height, + int depth, + int bitsPerPixel, + int devKind, + pointer pPixData) +{ + xglScreenPtr pScreenPriv; + xglPixmapPtr pPixmapPriv; + int oldWidth, oldHeight; + + if (!pPixmap) + return FALSE; + + pScreenPriv = XGL_GET_SCREEN_PRIV (pPixmap->drawable.pScreen); + pPixmapPriv = XGL_GET_PIXMAP_PRIV (pPixmap); + + oldWidth = pPixmap->drawable.width; + oldHeight = pPixmap->drawable.height; + + if ((width > 0) && (height > 0) && (depth > 0) && (bitsPerPixel > 0) && + (devKind > 0) && pPixData) + { + pPixmap->drawable.depth = depth; + pPixmap->drawable.bitsPerPixel = bitsPerPixel; + pPixmap->drawable.id = 0; + pPixmap->drawable.serialNumber = NEXT_SERIAL_NUMBER; + pPixmap->drawable.x = 0; + pPixmap->drawable.y = 0; + pPixmap->drawable.width = width; + pPixmap->drawable.height = height; + pPixmapPriv->stride = devKind; + pPixmap->refcnt = 1; + } + else + { + if (width > 0) + pPixmap->drawable.width = width; + + if (height > 0) + pPixmap->drawable.height = height; + + if (depth > 0) + pPixmap->drawable.depth = depth; + + if (bitsPerPixel > 0) + pPixmap->drawable.bitsPerPixel = bitsPerPixel; + else if ((bitsPerPixel < 0) && (depth > 0)) + pPixmap->drawable.bitsPerPixel = BitsPerPixel (depth); + + if (devKind > 0) + pPixmapPriv->stride = devKind; + else if ((devKind < 0) && ((width > 0) || (depth > 0))) + pPixmapPriv->stride = PixmapBytePad (pPixmap->drawable.width, + pPixmap->drawable.depth); + } + + if (pPixmap->drawable.width != oldWidth || + pPixmap->drawable.height != oldHeight) + { + pPixmapPriv->pVisual = NULL; + pPixmapPriv->target = xglPixmapTargetNo; + + if (pPixmapPriv->drawable) + glitz_drawable_destroy (pPixmapPriv->drawable); + + if (pPixmapPriv->surface) + glitz_surface_destroy (pPixmapPriv->surface); + + REGION_UNINIT (pPixmap->drawable.pScreen, &pPixmapPriv->bitRegion); + + if (!xglPixmapSurfaceInit (pPixmap, + pScreenPriv->features, + pPixmap->drawable.width, + pPixmap->drawable.height)) + return FALSE; + } + + if (pPixData) + { + BoxRec box; + + if (pPixmap->devPrivate.ptr) + { + if (pPixmapPriv->buffer) + glitz_buffer_unmap (pPixmapPriv->buffer); + + pPixmap->devPrivate.ptr = 0; + } + + if (pPixmapPriv->pGeometry) + { + GEOMETRY_UNINIT (pPixmapPriv->pGeometry); + pPixmapPriv->pGeometry = NULL; + } + + if (pPixmapPriv->buffer) + glitz_buffer_destroy (pPixmapPriv->buffer); + + if (pPixmapPriv->bits) + xfree (pPixmapPriv->bits); + + pPixmapPriv->bits = (pointer) 0; + pPixmapPriv->buffer = glitz_buffer_create_for_data (pPixData); + if (!pPixmapPriv->buffer) + return FALSE; + + pPixmapPriv->allBits = TRUE; + + box.x1 = 0; + box.y1 = 0; + box.x2 = pPixmap->drawable.width; + box.y2 = pPixmap->drawable.height; + + REGION_UNINIT (pPixmap->drawable.pScreen, &pPixmapPriv->bitRegion); + REGION_INIT (pPixmap->drawable.pScreen, &pPixmapPriv->bitRegion, + &box, 1); + + if (pPixmapPriv->pDamage) + { + RegionPtr pRegion; + + pRegion = DamageRegion (pPixmapPriv->pDamage); + + REGION_UNINIT (pPixmap->drawable.pScreen, pRegion); + REGION_INIT (pPixmap->drawable.pScreen, pRegion, NullBox, 0); + REGION_SUBTRACT (pPixmap->drawable.pScreen, pRegion, + &pPixmapPriv->bitRegion, pRegion); + + } + } + + /* + * Screen pixmap + */ + if (!pScreenPriv->pScreenPixmap || pScreenPriv->pScreenPixmap == pPixmap) + { + if (!pPixmapPriv->drawable) + { + glitz_drawable_reference (pScreenPriv->drawable); + pPixmapPriv->drawable = pScreenPriv->drawable; + } + + if (!pPixmapPriv->surface) + { + glitz_surface_reference (pScreenPriv->surface); + pPixmapPriv->surface = pScreenPriv->surface; + } + + pPixmapPriv->pVisual = pScreenPriv->rootVisual; + pPixmapPriv->target = xglPixmapTargetIn; + + if (!pScreenPriv->pScreenPixmap) + pScreenPriv->pScreenPixmap = pPixmap; + } + + return TRUE; +} + +RegionPtr +xglPixmapToRegion (PixmapPtr pPixmap) +{ + ScreenPtr pScreen = pPixmap->drawable.pScreen; + RegionPtr pRegion; + + XGL_SCREEN_PRIV (pScreen); + + if (!xglSyncBits (&pPixmap->drawable, NullBox)) + FatalError (XGL_SW_FAILURE_STRING); + + XGL_SCREEN_UNWRAP (BitmapToRegion); + pRegion = (*pScreen->BitmapToRegion) (pPixmap); + XGL_SCREEN_WRAP (BitmapToRegion, xglPixmapToRegion); + + return pRegion; +} + +xglGeometryPtr +xglPixmapToGeometry (PixmapPtr pPixmap, + int xOff, + int yOff) +{ + XGL_PIXMAP_PRIV (pPixmap); + + if (pPixmap->devPrivate.ptr) + xglUnmapPixmapBits (pPixmap); + + if (!pPixmapPriv->pGeometry) + { + xglGeometryPtr pGeometry; + + if (!pPixmapPriv->buffer) + { + if (!xglAllocatePixmapBits (pPixmap, + XGL_PIXMAP_USAGE_HINT_DEFAULT)) + return NULL; + } + + pGeometry = xalloc (sizeof (xglGeometryRec)); + if (!pGeometry) + return NULL; + + GEOMETRY_INIT (pPixmap->drawable.pScreen, pGeometry, + GLITZ_GEOMETRY_TYPE_BITMAP, + GEOMETRY_USAGE_DYNAMIC, 0); + + GEOMETRY_SET_BUFFER (pGeometry, pPixmapPriv->buffer); + + if (pPixmapPriv->stride < 0) + { + pGeometry->f.bitmap.bytes_per_line = -pPixmapPriv->stride; + pGeometry->f.bitmap.scanline_order = + GLITZ_PIXEL_SCANLINE_ORDER_BOTTOM_UP; + } + else + { + pGeometry->f.bitmap.bytes_per_line = pPixmapPriv->stride; + pGeometry->f.bitmap.scanline_order = + GLITZ_PIXEL_SCANLINE_ORDER_TOP_DOWN; + } + + pGeometry->f.bitmap.pad = ((1 + FB_MASK) >> FB_SHIFT) * + sizeof (FbBits); + pGeometry->width = pPixmap->drawable.width; + pGeometry->count = pPixmap->drawable.height; + + pPixmapPriv->pGeometry = pGeometry; + } + + pPixmapPriv->pGeometry->xOff = xOff << 16; + pPixmapPriv->pGeometry->yOff = yOff << 16; + + return pPixmapPriv->pGeometry; +} + +Bool +xglCreatePixmapSurface (PixmapPtr pPixmap) +{ + XGL_PIXMAP_PRIV (pPixmap); + + if (!pPixmapPriv->surface) + { + XGL_SCREEN_PRIV (pPixmap->drawable.pScreen); + + if (!pPixmapPriv->pVisual || !pPixmapPriv->pVisual->format.surface) + return FALSE; + + pPixmapPriv->surface = + glitz_surface_create (pScreenPriv->drawable, + pPixmapPriv->pVisual->format.surface, + pPixmap->drawable.width, + pPixmap->drawable.height, + 0, NULL); + if (!pPixmapPriv->surface) + { + pPixmapPriv->pVisual = NULL; + pPixmapPriv->target = xglPixmapTargetNo; + + return FALSE; + } + } + + return TRUE; +} + +Bool +xglAllocatePixmapBits (PixmapPtr pPixmap, int hint) +{ + int width, height, bpp, stride; + + XGL_PIXMAP_PRIV (pPixmap); + XGL_SCREEN_PRIV (pPixmap->drawable.pScreen); + + width = pPixmap->drawable.width; + height = pPixmap->drawable.height; + bpp = pPixmap->drawable.bitsPerPixel; + + stride = ((width * bpp + FB_MASK) >> FB_SHIFT) * sizeof (FbBits); + + if (stride) + { + glitz_buffer_t *buffer; + + if ((pScreenPriv->pboMask & bpp) && hint) + { + buffer = glitz_pixel_buffer_create (pScreenPriv->drawable, + NULL, height * stride, + XGL_PIXMAP_USAGE_HINT (hint)); + } + else + { + pPixmapPriv->bits = xalloc (height * stride); + if (!pPixmapPriv->bits) + return FALSE; + + buffer = glitz_buffer_create_for_data (pPixmapPriv->bits); + } + + if (!buffer) + { + if (pPixmapPriv->bits) + xfree (pPixmapPriv->bits); + pPixmapPriv->bits = NULL; + return FALSE; + } + pPixmapPriv->buffer = buffer; + } + + if (pScreenPriv->yInverted) + pPixmapPriv->stride = stride; + else + pPixmapPriv->stride = -stride; + + return TRUE; +} + +Bool +xglMapPixmapBits (PixmapPtr pPixmap) +{ + if (!pPixmap->devPrivate.ptr) + { + CARD8 *bits; + + XGL_PIXMAP_PRIV (pPixmap); + + if (!pPixmapPriv->buffer) + if (!xglAllocatePixmapBits (pPixmap, + XGL_PIXMAP_USAGE_HINT_DEFAULT)) + return FALSE; + + bits = glitz_buffer_map (pPixmapPriv->buffer, + GLITZ_BUFFER_ACCESS_READ_WRITE); + if (!bits) + return FALSE; + + pPixmap->devKind = pPixmapPriv->stride; + if (pPixmapPriv->stride < 0) + { + pPixmap->devPrivate.ptr = bits + + (pPixmap->drawable.height - 1) * -pPixmapPriv->stride; + } + else + { + pPixmap->devPrivate.ptr = bits; + } + } + + return TRUE; +} + +Bool +xglUnmapPixmapBits (PixmapPtr pPixmap) +{ + XGL_PIXMAP_PRIV (pPixmap); + + pPixmap->devKind = 0; + pPixmap->devPrivate.ptr = 0; + + if (pPixmapPriv->buffer) + if (glitz_buffer_unmap (pPixmapPriv->buffer)) + return FALSE; + + return TRUE; +} + +Bool +xglCheckPixmapSize (PixmapPtr pPixmap, + xglSizeConstraintPtr pSize) +{ + if (pPixmap->drawable.width < pSize->minWidth || + pPixmap->drawable.height < pSize->minHeight) + return FALSE; + + if (pPixmap->drawable.width > pSize->aboveWidth || + pPixmap->drawable.height > pSize->aboveHeight) + return TRUE; + + return FALSE; +} + +void +xglEnablePixmapAccel (PixmapPtr pPixmap, + xglAccelInfoPtr pAccel) +{ + XGL_SCREEN_PRIV (pPixmap->drawable.pScreen); + XGL_PIXMAP_PRIV (pPixmap); + + if (pAccel->enabled && xglCheckPixmapSize (pPixmap, &pAccel->size)) + { + xglVisualPtr v; + + if (pAccel->pbuffer) + { + for (v = pScreenPriv->pVisual; v; v = v->next) + { + if (v->pPixel->depth != pPixmap->drawable.depth) + continue; + + if (v->format.drawable && v->pbuffer) + break; + } + } + else + { + for (v = pScreenPriv->pVisual; v; v = v->next) + { + if (v->pPixel->depth != pPixmap->drawable.depth) + continue; + + if (v->format.drawable && !v->pbuffer) + break; + } + } + + if (v) + { + xglSetPixmapVisual (pPixmap, v); + if (!pPixmapPriv->target) + pPixmapPriv->target = xglPixmapTargetOut; + } + } +} |