Commit 1159ebb3 authored by Emma Anholt's avatar Emma Anholt Committed by Zhigang Gong
Browse files

glamor: Add untested copyarea implementation

parent 93638514
......@@ -17,6 +17,7 @@ AM_CFLAGS = $(XORG_CFLAGS) $(DIX_CFLAGS)
libglamor_la_SOURCES = \
glamor.c \
glamor_copyarea.c \
glamor_core.c \
glamor_fill.c \
glamor_fillspans.c \
......
/*
* Copyright © 2008 Intel Corporation
* Copyright © 1998 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
#include "glamor_priv.h"
/** @file glamor_copyarea.c
*
* GC CopyArea implementation
*/
static void
glamor_copy_n_to_n(DrawablePtr src,
DrawablePtr dst,
GCPtr gc,
BoxPtr box,
int nbox,
int dx,
int dy,
Bool reverse,
Bool upsidedown,
Pixel bitplane,
void *closure)
{
PixmapPtr src_pixmap = glamor_get_drawable_pixmap(src);
PixmapPtr dst_pixmap = glamor_get_drawable_pixmap(dst);
int i;
glamor_set_alu(gc->alu);
if (!glamor_set_planemask(dst_pixmap, gc->planemask))
goto fail;
for (i = 0; i < nbox; i++) {
glRasterPos2i(box[i].x1 - dst_pixmap->screen_x,
box[i].y1 - dst_pixmap->screen_y);
glCopyPixels(box[i].x1 + dx - src_pixmap->screen_x,
box[i].y1 + dy - src_pixmap->screen_y,
box[i].x2 - box[i].x1,
box[i].y2 - box[i].y1,
GL_RGBA);
}
fail:
glamor_set_alu(GXcopy);
glamor_set_planemask(dst_pixmap, ~0);
}
RegionPtr
glamor_copy_area(DrawablePtr src, DrawablePtr dst, GCPtr gc,
int srcx, int srcy, int width, int height, int dstx, int dsty)
{
ScreenPtr screen = dst->pScreen;
PixmapPtr screen_pixmap = screen->GetScreenPixmap(screen);
PixmapPtr src_pixmap = glamor_get_drawable_pixmap(src);
PixmapPtr dst_pixmap = glamor_get_drawable_pixmap(dst);
glamor_pixmap_private *src_priv = glamor_get_pixmap_private(src);
RegionPtr region;
if (!GLEW_EXT_framebuffer_blit) {
ErrorF("EXT_framebuffer_blit unsupported\n");
goto fail;
}
if (!glamor_set_destination_pixmap(dst_pixmap)) {
/*
return miDoCopy(pSrcDrawable, pDstDrawable, pGC,
srcx, srcy, width, height,
dstx, dsty, fbCopyNtoN, 0, NULL);
*/
return NULL;
}
if (src_priv == NULL) {
ErrorF("glamor_copy_area: no src pixmap priv?");
goto fail;
}
if (src_priv->fb == 0 && src_pixmap != screen_pixmap) {
ErrorF("glamor_copy_area: No src FBO\n");
return NULL;
}
glBindFramebufferEXT(GL_READ_FRAMEBUFFER_EXT, src_priv->fb);
region = miDoCopy(src, dst, gc,
srcx, srcy, width, height,
dstx, dsty, glamor_copy_n_to_n, 0, NULL);
return region;
fail:
return NULL;
}
......@@ -344,7 +344,7 @@ GCOps glamor_gc_ops = {
.FillSpans = glamor_fill_spans,
.SetSpans = glamor_set_spans,
.PutImage = glamor_put_image,
.CopyArea = miCopyArea,
.CopyArea = glamor_copy_area,
.CopyPlane = miCopyPlane,
.PolyPoint = miPolyPoint,
.Polylines = glamor_poly_lines,
......
......@@ -110,6 +110,10 @@ glamor_pm_is_solid(DrawablePtr drawable, unsigned long planemask)
/* glamor.c */
PixmapPtr glamor_get_drawable_pixmap(DrawablePtr drawable);
/* glamor_copyarea.c */
RegionPtr
glamor_copy_area(DrawablePtr src, DrawablePtr dst, GCPtr gc,
int srcx, int srcy, int width, int height, int dstx, int dsty);
/* glamor_core.c */
Bool glamor_create_gc(GCPtr gc);
void glamor_stipple(PixmapPtr pixmap, PixmapPtr stipple,
......
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