7eb2bafe22
Signed-off-by: Eric Anholt <eric@anholt.net> Reviewed-by: Markus Wick <markus@selfnet.de>
119 lines
4.0 KiB
C
119 lines
4.0 KiB
C
/*
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* Copyright © 2009 Intel Corporation
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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* IN THE SOFTWARE.
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*
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* Authors:
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* Eric Anholt <eric@anholt.net>
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* Zhigang Gong <zhigang.gong@linux.intel.com>
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*
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*/
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#include "glamor_priv.h"
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static Bool
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_glamor_set_spans(DrawablePtr drawable, GCPtr gc, char *src,
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DDXPointPtr points, int *widths, int numPoints, int sorted,
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Bool fallback)
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{
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PixmapPtr dest_pixmap = glamor_get_drawable_pixmap(drawable);
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glamor_pixmap_private *dest_pixmap_priv;
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int i;
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uint8_t *drawpixels_src = (uint8_t *) src;
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RegionPtr clip = fbGetCompositeClip(gc);
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BoxRec *pbox;
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int x_off, y_off;
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Bool ret = FALSE;
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dest_pixmap_priv = glamor_get_pixmap_private(dest_pixmap);
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if (!GLAMOR_PIXMAP_PRIV_HAS_FBO(dest_pixmap_priv)) {
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glamor_fallback("pixmap has no fbo.\n");
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goto fail;
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}
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if (gc->alu != GXcopy) {
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glamor_fallback("SetSpans with non-copy ALU.\n");
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goto fail;
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}
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if (!glamor_set_planemask(dest_pixmap, gc->planemask))
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goto fail;
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glamor_get_drawable_deltas(drawable, dest_pixmap, &x_off, &y_off);
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for (i = 0; i < numPoints; i++) {
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int n = REGION_NUM_RECTS(clip);
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pbox = REGION_RECTS(clip);
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while (n--) {
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int x1 = points[i].x;
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int x2 = x1 + widths[i];
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int y1 = points[i].y;
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if (pbox->y1 > points[i].y || pbox->y2 < points[i].y)
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break;
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x1 = x1 > pbox->x1 ? x1 : pbox->x1;
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x2 = x2 < pbox->x2 ? x2 : pbox->x2;
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if (x1 >= x2)
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continue;
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glamor_upload_sub_pixmap_to_texture(dest_pixmap, x1 + x_off,
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y1 + y_off, x2 - x1, 1,
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PixmapBytePad(widths[i],
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drawable->depth),
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drawpixels_src, 0);
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}
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drawpixels_src += PixmapBytePad(widths[i], drawable->depth);
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}
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ret = TRUE;
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goto done;
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fail:
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if (!fallback && glamor_ddx_fallback_check_pixmap(drawable))
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goto done;
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glamor_fallback("to %p (%c)\n",
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drawable, glamor_get_drawable_location(drawable));
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if (glamor_prepare_access(drawable, GLAMOR_ACCESS_RW) &&
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glamor_prepare_access_gc(gc)) {
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fbSetSpans(drawable, gc, src, points, widths, numPoints, sorted);
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}
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glamor_finish_access_gc(gc);
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glamor_finish_access(drawable);
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ret = TRUE;
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done:
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return ret;
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}
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void
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glamor_set_spans(DrawablePtr drawable, GCPtr gc, char *src,
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DDXPointPtr points, int *widths, int n, int sorted)
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{
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_glamor_set_spans(drawable, gc, src, points, widths, n, sorted, TRUE);
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}
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Bool
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glamor_set_spans_nf(DrawablePtr drawable, GCPtr gc, char *src,
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DDXPointPtr points, int *widths, int n, int sorted)
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{
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return _glamor_set_spans(drawable, gc, src, points,
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widths, n, sorted, FALSE);
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}
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