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authormarha <marha@users.sourceforge.net>2009-07-25 19:39:46 +0000
committermarha <marha@users.sourceforge.net>2009-07-25 19:39:46 +0000
commit4a3dbb926ae3f5410198d7cc4f4ebe4f62eebf05 (patch)
treec1e02b9d3509aa97703aa4b540d4cd22ec4600ed /xorg-server/hw/xgl/xgltrap.c
parentdc3c299dd0995549e2a6973ca0f25b254afd38a5 (diff)
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Added xorg-server-1.6.2.tar.gz
Diffstat (limited to 'xorg-server/hw/xgl/xgltrap.c')
-rw-r--r--xorg-server/hw/xgl/xgltrap.c481
1 files changed, 0 insertions, 481 deletions
diff --git a/xorg-server/hw/xgl/xgltrap.c b/xorg-server/hw/xgl/xgltrap.c
deleted file mode 100644
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--- a/xorg-server/hw/xgl/xgltrap.c
+++ /dev/null
@@ -1,481 +0,0 @@
-/*
- * Copyright © 2005 Novell, Inc.
- *
- * 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
- * Novell, Inc. not be used in advertising or publicity pertaining to
- * distribution of the software without specific, written prior permission.
- * Novell, Inc. makes no representations about the suitability of this
- * software for any purpose. It is provided "as is" without express or
- * implied warranty.
- *
- * NOVELL, INC. DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
- * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN
- * NO EVENT SHALL NOVELL, INC. 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 "gcstruct.h"
-#include "damage.h"
-
-#ifdef RENDER
-
-#define XGL_TRAP_FALLBACK_PROLOGUE(pPicture, func) \
- xglSyncDamageBoxBits (pPicture->pDrawable); \
- XGL_PICTURE_SCREEN_UNWRAP (func)
-
-#define XGL_TRAP_FALLBACK_EPILOGUE(pPicture, func, xglfunc) \
- XGL_PICTURE_SCREEN_WRAP (func, xglfunc); \
- xglAddCurrentSurfaceDamage (pPicture->pDrawable)
-
-/* just a guess */
-#define SMOOTH_TRAPS_ESTIMATE_RECTS(nTrap) (30 * nTrap)
-
-#define LINE_FIXED_X(l, _y, v) \
- dx = (l)->p2.x - (l)->p1.x; \
- ex = (xFixed_32_32) ((_y) - (l)->p1.y) * dx; \
- dy = (l)->p2.y - (l)->p1.y; \
- (v) = (l)->p1.x + (xFixed) (ex / dy)
-
-#define LINE_FIXED_X_CEIL(l, _y, v) \
- dx = (l)->p2.x - (l)->p1.x; \
- ex = (xFixed_32_32) ((_y) - (l)->p1.y) * dx; \
- dy = (l)->p2.y - (l)->p1.y; \
- (v) = (l)->p1.x + (xFixed) ((ex + (dy - 1)) / dy)
-
-static Bool
-xglTrapezoidExtents (PicturePtr pDst,
- int ntrap,
- xTrapezoid *traps,
- BoxPtr extents)
-{
- Bool x_overlap, overlap = FALSE;
- xFixed dx, dy, top, bottom;
- xFixed_32_32 ex;
-
- if (!ntrap)
- {
- extents->x1 = MAXSHORT;
- extents->x2 = MINSHORT;
- extents->y1 = MAXSHORT;
- extents->y2 = MINSHORT;
-
- return FALSE;
- }
-
- extents->y1 = xFixedToInt (traps->top);
- extents->y2 = xFixedToInt (xFixedCeil (traps->bottom));
-
- LINE_FIXED_X (&traps->left, traps->top, top);
- LINE_FIXED_X (&traps->left, traps->bottom, bottom);
- extents->x1 = xFixedToInt (MIN (top, bottom));
-
- LINE_FIXED_X_CEIL (&traps->right, traps->top, top);
- LINE_FIXED_X_CEIL (&traps->right, traps->bottom, bottom);
- extents->x2 = xFixedToInt (xFixedCeil (MAX (top, bottom)));
-
- ntrap--;
- traps++;
-
- for (; ntrap; ntrap--, traps++)
- {
- INT16 x1, y1, x2, y2;
-
- if (!xTrapezoidValid (traps))
- continue;
-
- y1 = xFixedToInt (traps->top);
- y2 = xFixedToInt (xFixedCeil (traps->bottom));
-
- LINE_FIXED_X (&traps->left, traps->top, top);
- LINE_FIXED_X (&traps->left, traps->bottom, bottom);
- x1 = xFixedToInt (MIN (top, bottom));
-
- LINE_FIXED_X_CEIL (&traps->right, traps->top, top);
- LINE_FIXED_X_CEIL (&traps->right, traps->bottom, bottom);
- x2 = xFixedToInt (xFixedCeil (MAX (top, bottom)));
-
- x_overlap = FALSE;
- if (x1 >= extents->x2)
- extents->x2 = x2;
- else if (x2 <= extents->x1)
- extents->x1 = x1;
- else
- {
- x_overlap = TRUE;
- if (x1 < extents->x1)
- extents->x1 = x1;
- if (x2 > extents->x2)
- extents->x2 = x2;
- }
-
- if (y1 >= extents->y2)
- extents->y2 = y2;
- else if (y2 <= extents->y1)
- extents->y1 = y1;
- else
- {
- if (y1 < extents->y1)
- extents->y1 = y1;
- if (y2 > extents->y2)
- extents->y2 = y2;
-
- if (x_overlap)
- overlap = TRUE;
- }
- }
-
- xglPictureClipExtents (pDst, extents);
-
- return overlap;
-}
-
-void
-xglTrapezoids (CARD8 op,
- PicturePtr pSrc,
- PicturePtr pDst,
- PictFormatPtr maskFormat,
- INT16 xSrc,
- INT16 ySrc,
- int nTrap,
- xTrapezoid *traps)
-{
- ScreenPtr pScreen = pDst->pDrawable->pScreen;
- PicturePtr pMask = NULL, pSrcPicture, pDstPicture;
- PicturePtr pMaskPicture = NULL;
- xglGeometryPtr pGeometry = NULL;
- unsigned int polyEdge = pDst->polyEdge;
- INT16 xDst, yDst;
- INT16 xOff, yOff;
- BoxRec extents;
- Bool overlap;
- Bool target;
-
- XGL_SCREEN_PRIV (pScreen);
-
- xDst = traps[0].left.p1.x >> 16;
- yDst = traps[0].left.p1.y >> 16;
-
- overlap = xglTrapezoidExtents (pDst, nTrap, traps, &extents);
- if (extents.y1 >= extents.y2 || extents.x1 >= extents.x2)
- return;
-
- target = xglPrepareTarget (pDst->pDrawable);
-
- if (nTrap > 1 && op != PictOpAdd && maskFormat &&
- (!target || overlap || op != PictOpOver))
- {
- PixmapPtr pPixmap;
- GCPtr pGC;
- xRectangle rect;
- int error;
- int area;
-
- if (!pScreenPriv->pSolidAlpha)
- {
- xglCreateSolidAlphaPicture (pScreen);
- if (!pScreenPriv->pSolidAlpha)
- return;
- }
-
- rect.x = 0;
- rect.y = 0;
- rect.width = extents.x2 - extents.x1;
- rect.height = extents.y2 - extents.y1;
-
- pPixmap = (*pScreen->CreatePixmap) (pScreen,
- rect.width, rect.height,
- maskFormat->depth,
- CREATE_PIXMAP_USAGE_SCRATCH);
- if (!pPixmap)
- return;
-
- pMask = CreatePicture (0, &pPixmap->drawable, maskFormat,
- 0, 0, serverClient, &error);
- if (!pMask)
- {
- (*pScreen->DestroyPixmap) (pPixmap);
- return;
- }
-
- if (!target)
- {
- /* make sure we don't do accelerated drawing to mask */
- xglSetPixmapVisual (pPixmap, NULL);
- }
-
- area = rect.width * rect.height;
- if ((SMOOTH_TRAPS_ESTIMATE_RECTS (nTrap) * 4) > area)
- XGL_GET_PIXMAP_PRIV (pPixmap)->target = xglPixmapTargetNo;
-
- ValidatePicture (pMask);
- pGC = GetScratchGC (pPixmap->drawable.depth, pScreen);
- ValidateGC (&pPixmap->drawable, pGC);
- (*pGC->ops->PolyFillRect) (&pPixmap->drawable, pGC, 1, &rect);
- FreeScratchGC (pGC);
-
- (*pScreen->DestroyPixmap) (pPixmap);
-
- target = xglPrepareTarget (pMask->pDrawable);
-
- xOff = -extents.x1;
- yOff = -extents.y1;
- pSrcPicture = pScreenPriv->pSolidAlpha;
- pDstPicture = pMask;
- }
- else
- {
- if (maskFormat)
- {
- if (maskFormat->depth == 1)
- polyEdge = PolyEdgeSharp;
- else
- polyEdge = PolyEdgeSmooth;
- }
-
- xOff = 0;
- yOff = 0;
- pSrcPicture = pSrc;
- pDstPicture = pDst;
- }
-
- if (target)
- {
- if (maskFormat || polyEdge == PolyEdgeSmooth)
- {
- glitz_vertex_format_t *format;
- glitz_surface_t *mask;
- xTrapezoid *pTrap = traps;
- int nAddedTrap, n = nTrap;
- int offset = 0;
- int size = SMOOTH_TRAPS_ESTIMATE_RECTS (n);
-
- pMaskPicture = pScreenPriv->trapInfo.pMask;
- format = &pScreenPriv->trapInfo.format.vertex;
- mask = pMaskPicture->pSourcePict->source.devPrivate.ptr;
-
- size *= format->bytes_per_vertex;
- pGeometry = xglGetScratchGeometryWithSize (pScreen, size);
-
- while (n)
- {
- if (pGeometry->size < size)
- GEOMETRY_RESIZE (pScreen, pGeometry, size);
-
- if (!pGeometry->buffer)
- {
- if (pMask)
- FreePicture (pMask, 0);
-
- return;
- }
-
- offset +=
- glitz_add_trapezoids (pGeometry->buffer,
- offset, size - offset, format->type,
- mask, (glitz_trapezoid_t *) pTrap, n,
- &nAddedTrap);
-
- n -= nAddedTrap;
- pTrap += nAddedTrap;
- size *= 2;
- }
-
- pGeometry->f = pScreenPriv->trapInfo.format;
- pGeometry->count = offset / format->bytes_per_vertex;
- }
- else
- {
- pGeometry =
- xglGetScratchVertexGeometryWithType (pScreen,
- GEOMETRY_DATA_TYPE_FLOAT,
- 4 * nTrap);
- if (!pGeometry->buffer)
- {
- if (pMask)
- FreePicture (pMask, 0);
-
- return;
- }
-
- GEOMETRY_ADD_TRAPEZOID (pScreen, pGeometry, traps, nTrap);
- }
-
- GEOMETRY_TRANSLATE (pGeometry,
- pDstPicture->pDrawable->x + xOff,
- pDstPicture->pDrawable->y + yOff);
- }
-
- if (pGeometry &&
- xglCompositeGeneral (pMask ? PictOpAdd : op,
- pSrcPicture,
- pMaskPicture,
- pDstPicture,
- pGeometry,
- extents.x1 + xOff + xSrc - xDst,
- extents.y1 + yOff + ySrc - yDst,
- 0, 0,
- pDstPicture->pDrawable->x + extents.x1 + xOff,
- pDstPicture->pDrawable->y + extents.y1 + yOff,
- extents.x2 - extents.x1,
- extents.y2 - extents.y1))
- {
- /* no intermediate mask? we need to register damage from here as
- CompositePicture will never be called. */
- if (!pMask)
- {
- RegionRec region;
-
- REGION_INIT (pScreen, &region, &extents, 1);
- REGION_TRANSLATE (pScreen, &region,
- pDst->pDrawable->x, pDst->pDrawable->y);
-
- DamageDamageRegion (pDst->pDrawable, &region);
-
- REGION_UNINIT (pScreen, &region);
- }
-
- xglAddCurrentBitDamage (pDstPicture->pDrawable);
- }
- else
- {
- XGL_DRAWABLE_PIXMAP_PRIV (pDstPicture->pDrawable);
-
- pPixmapPriv->damageBox.x1 = extents.x1 + xOff;
- pPixmapPriv->damageBox.y1 = extents.y1 + yOff;
- pPixmapPriv->damageBox.x2 = extents.x2 + xOff;
- pPixmapPriv->damageBox.y2 = extents.y2 + yOff;
-
- xglSyncDamageBoxBits (pDstPicture->pDrawable);
-
- if (pMask || (polyEdge == PolyEdgeSmooth &&
- op == PictOpAdd && miIsSolidAlpha (pSrc)))
- {
- PictureScreenPtr ps = GetPictureScreen (pScreen);
-
- for (; nTrap; nTrap--, traps++)
- (*ps->RasterizeTrapezoid) (pDstPicture, traps, xOff, yOff);
-
- xglAddCurrentSurfaceDamage (pDstPicture->pDrawable);
- }
- else
- miTrapezoids (op, pSrc, pDstPicture, maskFormat,
- xSrc, ySrc, nTrap, traps);
- }
-
- if (pMask)
- {
- CompositePicture (op, pSrc, pMask, pDst,
- extents.x1 + xSrc - xDst,
- extents.y1 + ySrc - yDst,
- 0, 0,
- extents.x1, extents.y1,
- extents.x2 - extents.x1,
- extents.y2 - extents.y1);
-
- FreePicture (pMask, 0);
- }
-}
-
-void
-xglAddTraps (PicturePtr pDst,
- INT16 xOff,
- INT16 yOff,
- int nTrap,
- xTrap *traps)
-{
- PictureScreenPtr pPictureScreen;
- ScreenPtr pScreen = pDst->pDrawable->pScreen;
-
- XGL_SCREEN_PRIV (pScreen);
- XGL_DRAWABLE_PIXMAP_PRIV (pDst->pDrawable);
-
- if (!pScreenPriv->pSolidAlpha)
- {
- xglCreateSolidAlphaPicture (pScreen);
- if (!pScreenPriv->pSolidAlpha)
- return;
- }
-
- pPixmapPriv->damageBox.x1 = 0;
- pPixmapPriv->damageBox.y1 = 0;
- pPixmapPriv->damageBox.x2 = pDst->pDrawable->width;
- pPixmapPriv->damageBox.y2 = pDst->pDrawable->height;
-
- if (xglPrepareTarget (pDst->pDrawable))
- {
- PicturePtr pMask;
- glitz_vertex_format_t *format;
- glitz_surface_t *mask;
- xglGeometryPtr pGeometry;
- xTrap *pTrap = traps;
- int nAddedTrap, n = nTrap;
- int offset = 0;
- int size = SMOOTH_TRAPS_ESTIMATE_RECTS (n);
-
- pMask = pScreenPriv->trapInfo.pMask;
- format = &pScreenPriv->trapInfo.format.vertex;
- mask = pMask->pSourcePict->source.devPrivate.ptr;
-
- size *= format->bytes_per_vertex;
- pGeometry = xglGetScratchGeometryWithSize (pScreen, size);
-
- while (n)
- {
- if (pGeometry->size < size)
- GEOMETRY_RESIZE (pScreen, pGeometry, size);
-
- if (!pGeometry->buffer)
- return;
-
- offset +=
- glitz_add_traps (pGeometry->buffer,
- offset, size - offset, format->type, mask,
- (glitz_trap_t *) pTrap, n,
- &nAddedTrap);
-
- n -= nAddedTrap;
- pTrap += nAddedTrap;
- size *= 2;
- }
-
- pGeometry->f = pScreenPriv->trapInfo.format;
- pGeometry->count = offset / format->bytes_per_vertex;
-
- GEOMETRY_TRANSLATE (pGeometry,
- pDst->pDrawable->x + xOff,
- pDst->pDrawable->y + yOff);
-
- if (xglCompositeGeneral (PictOpAdd,
- pScreenPriv->pSolidAlpha,
- pMask,
- pDst,
- pGeometry,
- 0, 0,
- 0, 0,
- pDst->pDrawable->x, pDst->pDrawable->y,
- pDst->pDrawable->width,
- pDst->pDrawable->height))
- {
- xglAddCurrentBitDamage (pDst->pDrawable);
- return;
- }
- }
-
- pPictureScreen = GetPictureScreen (pScreen);
-
- XGL_TRAP_FALLBACK_PROLOGUE (pDst, AddTraps);
- (*pPictureScreen->AddTraps) (pDst, xOff, yOff, nTrap, traps);
- XGL_TRAP_FALLBACK_EPILOGUE (pDst, AddTraps, xglAddTraps);
-}
-
-#endif