xserver: Branch 'master'
Søren Sandmann Pedersen
sandmann at kemper.freedesktop.org
Wed May 23 12:55:59 PDT 2007
fb/Makefile.am | 4
fb/fb.h | 4
fb/fbedge.c | 314 ---------------------------------------------------------
fb/fbedgeimp.h | 145 --------------------------
fb/fbpict.c | 230 +++++++++++++++++++++--------------------
fb/fbpict.h | 12 --
fb/fbtrap.c | 80 ++++++++++++++
7 files changed, 201 insertions(+), 588 deletions(-)
New commits:
diff-tree 9d87ef4e0dff40ea39f1b209c67b90079fc79065 (from 2a960c442bd7560630f52b55d82ec0517542ee5a)
Author: Soren Sandmann Pedersen <ssp at dhcp83-218.boston.redhat.com>
Date: Wed May 23 15:50:25 2007 -0400
- Make image_from_pict() non-static
- Delete fbedge.c and fbedgeimp.h
- Use pixman_rasterize_edges() in fbtrap.c
diff --git a/fb/Makefile.am b/fb/Makefile.am
index 01e81da..28c0cc7 100644
--- a/fb/Makefile.am
+++ b/fb/Makefile.am
@@ -69,9 +69,7 @@ libfb_la_SOURCES = \
fbutil.c \
fbwindow.c \
fbpseudocolor.c \
- fbpseudocolor.h \
- fbedge.c \
- fbedgeimp.h
+ fbpseudocolor.h
libwfb_la_SOURCES = $(libfb_la_SOURCES)
diff --git a/fb/fb.h b/fb/fb.h
index e605078..7d94886 100644
--- a/fb/fb.h
+++ b/fb/fb.h
@@ -2146,4 +2146,8 @@ void
fbPaintWindow(WindowPtr pWin, RegionPtr pRegion, int what);
+pixman_image_t *image_from_pict (PicturePtr pict,
+ Bool has_clip);
+
#endif /* _FB_H_ */
+
diff --git a/fb/fbedge.c b/fb/fbedge.c
deleted file mode 100644
index 70fc423..0000000
--- a/fb/fbedge.c
+++ /dev/null
@@ -1,314 +0,0 @@
-/*
- * $Id$
- *
- * Copyright © 2004 Keith Packard
- *
- * 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 Keith Packard not be used in
- * advertising or publicity pertaining to distribution of the software without
- * specific, written prior permission. Keith Packard makes no
- * representations about the suitability of this software for any purpose. It
- * is provided "as is" without express or implied warranty.
- *
- * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
- * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
- * EVENT SHALL KEITH PACKARD 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.
- */
-
-#include <string.h>
-
-#ifdef HAVE_DIX_CONFIG_H
-#include <dix-config.h>
-#endif
-
-#include "fb.h"
-
-#ifdef RENDER
-
-#include "picturestr.h"
-#include "mipict.h"
-#include "renderedge.h"
-#include "fbpict.h"
-
-/*
- * 4 bit alpha
- */
-
-#define N_BITS 4
-#define rasterizeEdges fbRasterizeEdges4
-
-#if BITMAP_BIT_ORDER == LSBFirst
-#define Shift4(o) ((o) << 2)
-#else
-#define Shift4(o) ((1-(o)) << 2)
-#endif
-
-#define Get4(x,o) (((x) >> Shift4(o)) & 0xf)
-#define Put4(x,o,v) (((x) & ~(0xf << Shift4(o))) | (((v) & 0xf) << Shift4(o)))
-
-#define DefineAlpha(line,x) \
- CARD8 *__ap = (CARD8 *) line + ((x) >> 1); \
- int __ao = (x) & 1
-
-#define StepAlpha ((__ap += __ao), (__ao ^= 1))
-
-#define AddAlpha(a) { \
- CARD8 __o = READ(__ap); \
- CARD8 __a = (a) + Get4(__o, __ao); \
- WRITE(__ap, Put4 (__o, __ao, __a | (0 - ((__a) >> 4)))); \
-}
-
-#include "fbedgeimp.h"
-
-#undef AddAlpha
-#undef StepAlpha
-#undef DefineAlpha
-#undef rasterizeEdges
-#undef N_BITS
-
-
-/*
- * 1 bit alpha
- */
-
-#define N_BITS 1
-#define rasterizeEdges fbRasterizeEdges1
-
-#include "fbedgeimp.h"
-
-#undef rasterizeEdges
-#undef N_BITS
-
-/*
- * 8 bit alpha
- */
-
-static INLINE CARD8
-clip255 (int x)
-{
- if (x > 255) return 255;
- return x;
-}
-
-static INLINE void
-add_saturate_8 (CARD8 *buf, int value, int length)
-{
- while (length--)
- {
- WRITE(buf, clip255 (READ(buf) + value));
- buf++;
- }
-}
-
-/*
- * We want to detect the case where we add the same value to a long
- * span of pixels. The triangles on the end are filled in while we
- * count how many sub-pixel scanlines contribute to the middle section.
- *
- * +--------------------------+
- * fill_height =| \ /
- * +------------------+
- * |================|
- * fill_start fill_end
- */
-static void
-fbRasterizeEdges8 (FbBits *buf,
- int width,
- int stride,
- RenderEdge *l,
- RenderEdge *r,
- xFixed t,
- xFixed b)
-{
- xFixed y = t;
- FbBits *line;
- int fill_start = -1, fill_end = -1;
- int fill_size = 0;
-
- line = buf + xFixedToInt (y) * stride;
-
- for (;;)
- {
- CARD8 *ap = (CARD8 *) line;
- xFixed lx, rx;
- int lxi, rxi;
-
- /* clip X */
- lx = l->x;
- if (lx < 0)
- lx = 0;
- rx = r->x;
- if (xFixedToInt (rx) >= width)
- rx = IntToxFixed (width);
-
- /* Skip empty (or backwards) sections */
- if (rx > lx)
- {
- int lxs, rxs;
-
- /* Find pixel bounds for span. */
- lxi = xFixedToInt (lx);
- rxi = xFixedToInt (rx);
-
- /* Sample coverage for edge pixels */
- lxs = RenderSamplesX (lx, 8);
- rxs = RenderSamplesX (rx, 8);
-
- /* Add coverage across row */
- if (lxi == rxi)
- {
- WRITE(ap +lxi, clip255 (READ(ap + lxi) + rxs - lxs));
- }
- else
- {
- WRITE(ap + lxi, clip255 (READ(ap + lxi) + N_X_FRAC(8) - lxs));
-
- /* Move forward so that lxi/rxi is the pixel span */
- lxi++;
-
- /* Don't bother trying to optimize the fill unless
- * the span is longer than 4 pixels. */
- if (rxi - lxi > 4)
- {
- if (fill_start < 0)
- {
- fill_start = lxi;
- fill_end = rxi;
- fill_size++;
- }
- else
- {
- if (lxi >= fill_end || rxi < fill_start)
- {
- /* We're beyond what we saved, just fill it */
- add_saturate_8 (ap + fill_start,
- fill_size * N_X_FRAC(8),
- fill_end - fill_start);
- fill_start = lxi;
- fill_end = rxi;
- fill_size = 1;
- }
- else
- {
- /* Update fill_start */
- if (lxi > fill_start)
- {
- add_saturate_8 (ap + fill_start,
- fill_size * N_X_FRAC(8),
- lxi - fill_start);
- fill_start = lxi;
- }
- else if (lxi < fill_start)
- {
- add_saturate_8 (ap + lxi, N_X_FRAC(8),
- fill_start - lxi);
- }
-
- /* Update fill_end */
- if (rxi < fill_end)
- {
- add_saturate_8 (ap + rxi,
- fill_size * N_X_FRAC(8),
- fill_end - rxi);
- fill_end = rxi;
- }
- else if (fill_end < rxi)
- {
- add_saturate_8 (ap + fill_end,
- N_X_FRAC(8),
- rxi - fill_end);
- }
- fill_size++;
- }
- }
- }
- else
- {
- add_saturate_8 (ap + lxi, N_X_FRAC(8), rxi - lxi);
- }
-
- /* Do not add in a 0 alpha here. This check is
- * necessary to avoid a buffer overrun, (when rx
- * is exactly on a pixel boundary). */
- if (rxs)
- WRITE(ap + rxi, clip255 (READ(ap + rxi) + rxs));
- }
- }
-
- if (y == b) {
- /* We're done, make sure we clean up any remaining fill. */
- if (fill_start != fill_end) {
- if (fill_size == N_Y_FRAC(8))
- {
- MEMSET_WRAPPED (ap + fill_start, 0xff, fill_end - fill_start);
- }
- else
- {
- add_saturate_8 (ap + fill_start, fill_size * N_X_FRAC(8),
- fill_end - fill_start);
- }
- }
- break;
- }
-
- if (xFixedFrac (y) != Y_FRAC_LAST(8))
- {
- RenderEdgeStepSmall (l);
- RenderEdgeStepSmall (r);
- y += STEP_Y_SMALL(8);
- }
- else
- {
- RenderEdgeStepBig (l);
- RenderEdgeStepBig (r);
- y += STEP_Y_BIG(8);
- if (fill_start != fill_end)
- {
- if (fill_size == N_Y_FRAC(8))
- {
- MEMSET_WRAPPED (ap + fill_start, 0xff, fill_end - fill_start);
- }
- else
- {
- add_saturate_8 (ap + fill_start, fill_size * N_X_FRAC(8),
- fill_end - fill_start);
- }
- fill_start = fill_end = -1;
- fill_size = 0;
- }
- line += stride;
- }
- }
-}
-
-void
-fbRasterizeEdges (FbBits *buf,
- int bpp,
- int width,
- int stride,
- RenderEdge *l,
- RenderEdge *r,
- xFixed t,
- xFixed b)
-{
- switch (bpp) {
- case 1:
- fbRasterizeEdges1 (buf, width, stride, l, r, t, b);
- break;
- case 4:
- fbRasterizeEdges4 (buf, width, stride, l, r, t, b);
- break;
- case 8:
- fbRasterizeEdges8 (buf, width, stride, l, r, t, b);
- break;
- }
-}
-
-#endif /* RENDER */
diff --git a/fb/fbedgeimp.h b/fb/fbedgeimp.h
deleted file mode 100644
index 57da31a..0000000
--- a/fb/fbedgeimp.h
+++ /dev/null
@@ -1,145 +0,0 @@
-/*
- * $Id$
- *
- * Copyright © 2004 Keith Packard
- *
- * 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 Keith Packard not be used in
- * advertising or publicity pertaining to distribution of the software without
- * specific, written prior permission. Keith Packard makes no
- * representations about the suitability of this software for any purpose. It
- * is provided "as is" without express or implied warranty.
- *
- * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
- * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
- * EVENT SHALL KEITH PACKARD 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.
- */
-
-#ifdef HAVE_DIX_CONFIG_H
-#include <dix-config.h>
-#endif
-
-#ifndef rasterizeSpan
-#endif
-
-static void
-rasterizeEdges (FbBits *buf,
- int width,
- int stride,
- RenderEdge *l,
- RenderEdge *r,
- xFixed t,
- xFixed b)
-{
- xFixed y = t;
- FbBits *line;
-
- line = buf + xFixedToInt (y) * stride;
-
- for (;;)
- {
- xFixed lx, rx;
- int lxi, rxi;
-
- /* clip X */
- lx = l->x;
- if (lx < 0)
- lx = 0;
- rx = r->x;
- if (xFixedToInt (rx) >= width)
- rx = IntToxFixed (width);
-
- /* Skip empty (or backwards) sections */
- if (rx > lx)
- {
-
- /* Find pixel bounds for span */
- lxi = xFixedToInt (lx);
- rxi = xFixedToInt (rx);
-
-#if N_BITS == 1
- {
- FbBits *a = line;
- FbBits startmask, endmask;
- int nmiddle;
- int width = rxi - lxi;
- int x = lxi;
-
- a += x >> FB_SHIFT;
- x &= FB_MASK;
-
- FbMaskBits (x, width, startmask, nmiddle, endmask);
- if (startmask) {
- WRITE(a, READ(a) | startmask);
- a++;
- }
- while (nmiddle--)
- WRITE(a++, FB_ALLONES);
- if (endmask)
- WRITE(a, READ(a) | endmask);
- }
-#else
- {
- DefineAlpha(line,lxi);
- int lxs, rxs;
-
- /* Sample coverage for edge pixels */
- lxs = RenderSamplesX (lx, N_BITS);
- rxs = RenderSamplesX (rx, N_BITS);
-
- /* Add coverage across row */
- if (lxi == rxi)
- {
- AddAlpha (rxs - lxs);
- }
- else
- {
- int xi;
-
- AddAlpha (N_X_FRAC(N_BITS) - lxs);
- StepAlpha;
- for (xi = lxi + 1; xi < rxi; xi++)
- {
- AddAlpha (N_X_FRAC(N_BITS));
- StepAlpha;
- }
- /* Do not add in a 0 alpha here. This check is necessary
- * to avoid a buffer overrun when rx is exactly on a pixel
- * boundary.
- */
- if (rxs != 0)
- AddAlpha (rxs);
- }
- }
-#endif
- }
-
- if (y == b)
- break;
-
-#if N_BITS > 1
- if (xFixedFrac (y) != Y_FRAC_LAST(N_BITS))
- {
- RenderEdgeStepSmall (l);
- RenderEdgeStepSmall (r);
- y += STEP_Y_SMALL(N_BITS);
- }
- else
-#endif
- {
- RenderEdgeStepBig (l);
- RenderEdgeStepBig (r);
- y += STEP_Y_BIG(N_BITS);
- line += stride;
- }
- }
-}
-
-#undef rasterizeSpan
diff --git a/fb/fbpict.c b/fb/fbpict.c
index 3ad4a22..00dde61 100644
--- a/fb/fbpict.c
+++ b/fb/fbpict.c
@@ -108,7 +108,8 @@ create_conical_gradient_image (PictGradi
}
static pixman_image_t *
-create_bits_picture (PicturePtr pict)
+create_bits_picture (PicturePtr pict,
+ Bool has_clip)
{
FbBits *bits;
FbStride stride;
@@ -142,7 +143,8 @@ create_bits_picture (PicturePtr pict)
/* pCompositeClip is undefined for source pictures, so
* only set the clip region for pictures with drawables
*/
- pixman_image_set_clip_region (image, pict->pCompositeClip);
+ if (has_clip)
+ pixman_image_set_clip_region (image, pict->pCompositeClip);
/* Indexed table */
if (pict->pFormat->index.devPrivate)
@@ -153,114 +155,6 @@ create_bits_picture (PicturePtr pict)
return image;
}
-static pixman_image_t *image_from_pict (PicturePtr pict);
-
-static void
-set_image_properties (pixman_image_t *image, PicturePtr pict)
-{
- pixman_repeat_t repeat;
- pixman_filter_t filter;
-
- if (pict->transform)
- {
- pixman_image_set_transform (
- image, (pixman_transform_t *)pict->transform);
- }
-
- switch (pict->repeatType)
- {
- default:
- case RepeatNone:
- repeat = PIXMAN_REPEAT_NONE;
- break;
-
- case RepeatPad:
- repeat = PIXMAN_REPEAT_PAD;
- break;
-
- case RepeatNormal:
- repeat = PIXMAN_REPEAT_NORMAL;
- break;
-
- case RepeatReflect:
- repeat = PIXMAN_REPEAT_REFLECT;
- break;
- }
-
- pixman_image_set_repeat (image, repeat);
-
- if (pict->alphaMap)
- {
- pixman_image_t *alpha_map = image_from_pict (pict->alphaMap);
-
- pixman_image_set_alpha_map (
- image, alpha_map, pict->alphaOrigin.x, pict->alphaOrigin.y);
-
- pixman_image_unref (alpha_map);
- }
-
- pixman_image_set_component_alpha (image, pict->componentAlpha);
-
- switch (pict->filter)
- {
- default:
- case PictFilterNearest:
- case PictFilterFast:
- filter = PIXMAN_FILTER_NEAREST;
- break;
-
- case PictFilterBilinear:
- case PictFilterGood:
- filter = PIXMAN_FILTER_BILINEAR;
- break;
-
- case PictFilterConvolution:
- filter = PIXMAN_FILTER_CONVOLUTION;
- break;
- }
-
- pixman_image_set_filter (image, filter, (pixman_fixed_t *)pict->filter_params, pict->filter_nparams);
-}
-
-static pixman_image_t *
-image_from_pict (PicturePtr pict)
-{
- pixman_image_t *image = NULL;
-
- if (!pict)
- return NULL;
-
- if (pict->pDrawable)
- {
- image = create_bits_picture (pict);
- }
- else if (pict->pSourcePict)
- {
- SourcePict *sp = pict->pSourcePict;
-
- if (sp->type == SourcePictTypeSolidFill)
- {
- image = create_solid_fill_image (pict);
- }
- else
- {
- PictGradient *gradient = &pict->pSourcePict->gradient;
-
- if (sp->type == SourcePictTypeLinear)
- image = create_linear_gradient_image (gradient);
- else if (sp->type == SourcePictTypeRadial)
- image = create_radial_gradient_image (gradient);
- else if (sp->type == SourcePictTypeConical)
- image = create_conical_gradient_image (gradient);
- }
- }
-
- if (image)
- set_image_properties (image, pict);
-
- return image;
-}
-
#define mod(a,b) ((b) == 1 ? 0 : (a) >= 0 ? (a) % (b) : (b) - (-a) % (b))
void
@@ -401,9 +295,9 @@ fbComposite (CARD8 op,
xMask, yMask, xDst, yDst, width, height))
return;
- src = image_from_pict (pSrc);
- mask = image_from_pict (pMask);
- dest = image_from_pict (pDst);
+ src = image_from_pict (pSrc, TRUE);
+ mask = image_from_pict (pMask, TRUE);
+ dest = image_from_pict (pDst, TRUE);
if (src && dest && !(pMask && !mask))
{
@@ -466,6 +360,116 @@ fbPictureInit (ScreenPtr pScreen, PictFo
return TRUE;
}
+static void
+set_image_properties (pixman_image_t *image, PicturePtr pict)
+{
+ pixman_repeat_t repeat;
+ pixman_filter_t filter;
+
+ if (pict->transform)
+ {
+ pixman_image_set_transform (
+ image, (pixman_transform_t *)pict->transform);
+ }
+
+ switch (pict->repeatType)
+ {
+ default:
+ case RepeatNone:
+ repeat = PIXMAN_REPEAT_NONE;
+ break;
+
+ case RepeatPad:
+ repeat = PIXMAN_REPEAT_PAD;
+ break;
+
+ case RepeatNormal:
+ repeat = PIXMAN_REPEAT_NORMAL;
+ break;
+
+ case RepeatReflect:
+ repeat = PIXMAN_REPEAT_REFLECT;
+ break;
+ }
+
+ pixman_image_set_repeat (image, repeat);
+
+ if (pict->alphaMap)
+ {
+ pixman_image_t *alpha_map = image_from_pict (pict->alphaMap, TRUE);
+
+ pixman_image_set_alpha_map (
+ image, alpha_map, pict->alphaOrigin.x, pict->alphaOrigin.y);
+
+ pixman_image_unref (alpha_map);
+ }
+
+ pixman_image_set_component_alpha (image, pict->componentAlpha);
+
+ switch (pict->filter)
+ {
+ default:
+ case PictFilterNearest:
+ case PictFilterFast:
+ filter = PIXMAN_FILTER_NEAREST;
+ break;
+
+ case PictFilterBilinear:
+ case PictFilterGood:
+ filter = PIXMAN_FILTER_BILINEAR;
+ break;
+
+ case PictFilterConvolution:
+ filter = PIXMAN_FILTER_CONVOLUTION;
+ break;
+ }
+
+ pixman_image_set_filter (image, filter, (pixman_fixed_t *)pict->filter_params, pict->filter_nparams);
+}
+
+pixman_image_t *
+image_from_pict (PicturePtr pict,
+ Bool has_clip)
+{
+ pixman_image_t *image = NULL;
+
+ if (!pict)
+ return NULL;
+
+ if (pict->pDrawable)
+ {
+ image = create_bits_picture (pict, has_clip);
+ }
+ else if (pict->pSourcePict)
+ {
+ SourcePict *sp = pict->pSourcePict;
+
+ if (sp->type == SourcePictTypeSolidFill)
+ {
+ image = create_solid_fill_image (pict);
+ }
+ else
+ {
+ PictGradient *gradient = &pict->pSourcePict->gradient;
+
+ if (sp->type == SourcePictTypeLinear)
+ image = create_linear_gradient_image (gradient);
+ else if (sp->type == SourcePictTypeRadial)
+ image = create_radial_gradient_image (gradient);
+ else if (sp->type == SourcePictTypeConical)
+ image = create_conical_gradient_image (gradient);
+ }
+ }
+
+ if (image)
+ set_image_properties (image, pict);
+
+ return image;
+}
+
+
+
+
#ifdef USE_MMX
/* The CPU detection code needs to be in a file not compiled with
* "-mmmx -msse", as gcc would generate CMOV instructions otherwise
diff --git a/fb/fbpict.h b/fb/fbpict.h
index 3bd0a78..b4c1dcf 100644
--- a/fb/fbpict.h
+++ b/fb/fbpict.h
@@ -412,18 +412,6 @@ fbCompositeGeneral (CARD8 op,
CARD16 width,
CARD16 height);
-
-/* fbedge.c */
-void
-fbRasterizeEdges (FbBits *buf,
- int bpp,
- int width,
- int stride,
- RenderEdge *l,
- RenderEdge *r,
- xFixed t,
- xFixed b);
-
/* fbpict.c */
void
fbComposite (CARD8 op,
diff --git a/fb/fbtrap.c b/fb/fbtrap.c
index 478a80f..6e8da24 100644
--- a/fb/fbtrap.c
+++ b/fb/fbtrap.c
@@ -35,6 +35,7 @@
#include "renderedge.h"
#include "fbpict.h"
+#if 0
void
fbAddTraps (PicturePtr pPicture,
INT16 x_off,
@@ -98,6 +99,75 @@ fbAddTraps (PicturePtr pPicture,
fbFinishAccess (pPicture->pDrawable);
}
+#endif
+
+void
+fbAddTraps (PicturePtr pPicture,
+ INT16 x_off,
+ INT16 y_off,
+ int ntrap,
+ xTrap *traps)
+{
+ FbBits *buf;
+ int bpp;
+ int width;
+ int stride;
+ int height;
+ int pxoff, pyoff;
+
+ xFixed x_off_fixed;
+ xFixed y_off_fixed;
+ RenderEdge l, r;
+ xFixed t, b;
+
+ pixman_image_t *image = image_from_pict (pPicture, FALSE);
+
+ fbGetDrawable (pPicture->pDrawable, buf, stride, bpp, pxoff, pyoff);
+
+ width = pPicture->pDrawable->width;
+ height = pPicture->pDrawable->height;
+#if 0
+ x_off += pxoff;
+ y_off += pyoff;
+#endif
+
+ x_off_fixed = IntToxFixed(y_off);
+ y_off_fixed = IntToxFixed(y_off);
+
+ while (ntrap--)
+ {
+ t = traps->top.y + y_off_fixed;
+ if (t < 0)
+ t = 0;
+ t = RenderSampleCeilY (t, bpp);
+
+ b = traps->bot.y + y_off_fixed;
+ if (xFixedToInt (b) >= height)
+ b = IntToxFixed (height) - 1;
+ b = RenderSampleFloorY (b, bpp);
+
+ if (b >= t)
+ {
+ /* initialize edge walkers */
+ RenderEdgeInit (&l, bpp, t,
+ traps->top.l + x_off_fixed,
+ traps->top.y + y_off_fixed,
+ traps->bot.l + x_off_fixed,
+ traps->bot.y + y_off_fixed);
+
+ RenderEdgeInit (&r, bpp, t,
+ traps->top.r + x_off_fixed,
+ traps->top.y + y_off_fixed,
+ traps->bot.r + x_off_fixed,
+ traps->bot.y + y_off_fixed);
+
+ pixman_rasterize_edges (image, &l, &r, t, b);
+ }
+ traps++;
+ }
+
+ fbFinishAccess (pPicture->pDrawable);
+}
void
fbRasterizeTrapezoid (PicturePtr pPicture,
@@ -116,16 +186,21 @@ fbRasterizeTrapezoid (PicturePtr pPic
xFixed y_off_fixed;
RenderEdge l, r;
xFixed t, b;
+ pixman_image_t *image;
if (!xTrapezoidValid (trap))
return;
+ image = image_from_pict (pPicture, FALSE);
+
fbGetDrawable (pPicture->pDrawable, buf, stride, bpp, pxoff, pyoff);
width = pPicture->pDrawable->width;
height = pPicture->pDrawable->height;
+#if 0
x_off += pxoff;
y_off += pyoff;
+#endif
x_off_fixed = IntToxFixed(x_off);
y_off_fixed = IntToxFixed(y_off);
@@ -144,8 +219,11 @@ fbRasterizeTrapezoid (PicturePtr pPic
/* initialize edge walkers */
RenderLineFixedEdgeInit (&l, bpp, t, &trap->left, x_off, y_off);
RenderLineFixedEdgeInit (&r, bpp, t, &trap->right, x_off, y_off);
-
+
+ pixman_rasterize_edges (image, &l, &r, t, b);
+#if 0
fbRasterizeEdges (buf, bpp, width, stride, &l, &r, t, b);
+#endif
}
fbFinishAccess (pPicture->pDrawable);
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