static Bool
_glamor_copy_plane(DrawablePtr pSrc, DrawablePtr pDst, GCPtr pGC,
int srcx, int srcy, int w, int h, int dstx, int dsty,
unsigned long bitPlane, RegionPtr *pRegion, Bool fallback)
{
if (!fallback
&& glamor_ddx_fallback_check_gc(pGC)
&& glamor_ddx_fallback_check_pixmap(pSrc)
&& glamor_ddx_fallback_check_pixmap(pDst))
goto fail;
if (glamor_prepare_access(pDst, GLAMOR_ACCESS_RW) &&
glamor_prepare_access(pSrc, GLAMOR_ACCESS_RO) &&
glamor_prepare_access_gc(pGC)) {
*pRegion = fbCopyPlane(pSrc, pDst, pGC, srcx, srcy, w, h,
dstx, dsty, bitPlane);
}
glamor_finish_access_gc(pGC);
glamor_finish_access(pSrc);
glamor_finish_access(pDst);
return TRUE;
fail:
return FALSE;
}
static void
glamor_copy_bail(DrawablePtr src,
DrawablePtr dst,
GCPtr gc,
BoxPtr box,
int nbox,
int dx,
int dy,
Bool reverse,
Bool upsidedown,
Pixel bitplane,
void *closure)
{
if (glamor_prepare_access(dst, GLAMOR_ACCESS_RW) && glamor_prepare_access(src, GLAMOR_ACCESS_RO)) {
if (bitplane) {
if (src->bitsPerPixel > 1)
fbCopyNto1(src, dst, gc, box, nbox, dx, dy,
reverse, upsidedown, bitplane, closure);
else
fbCopy1toN(src, dst, gc, box, nbox, dx, dy,
reverse, upsidedown, bitplane, closure);
} else {
fbCopyNtoN(src, dst, gc, box, nbox, dx, dy,
reverse, upsidedown, bitplane, closure);
}
}
glamor_finish_access(dst);
glamor_finish_access(src);
}
/**
* Calls uxa_prepare_access with UXA_PREPARE_SRC for the tile, if that is the
* current fill style.
*
* Solid doesn't use an extra pixmap source, so we don't worry about them.
* Stippled/OpaqueStippled are 1bpp and can be in fb, so we should worry
* about them.
*/
Bool
glamor_prepare_access_gc(GCPtr gc)
{
if (gc->stipple) {
if (!glamor_prepare_access(&gc->stipple->drawable, GLAMOR_ACCESS_RO))
return FALSE;
}
if (gc->fillStyle == FillTiled) {
if (!glamor_prepare_access(&gc->tile.pixmap->drawable,
GLAMOR_ACCESS_RO)) {
if (gc->stipple)
glamor_finish_access(&gc->stipple->drawable, GLAMOR_ACCESS_RO);
return FALSE;
}
}
return TRUE;
}
Bool
glamor_prepare_access_picture(PicturePtr picture, glamor_access_t access)
{
if (!picture || !picture->pDrawable)
return TRUE;
return glamor_prepare_access(picture->pDrawable, access);
}
RegionPtr
glamor_bitmap_to_region(PixmapPtr pixmap)
{
RegionPtr ret;
glamor_fallback("pixmap %p \n", pixmap);
if (!glamor_prepare_access(&pixmap->drawable, GLAMOR_ACCESS_RO))
return NULL;
ret = fbPixmapToRegion(pixmap);
glamor_finish_access(&pixmap->drawable, GLAMOR_ACCESS_RO);
return ret;
}
static Bool
_glamor_get_spans(DrawablePtr drawable,
int wmax,
DDXPointPtr points, int *widths, int count, char *dst,
Bool fallback)
{
PixmapPtr pixmap = glamor_get_drawable_pixmap(drawable);
glamor_pixmap_private *pixmap_priv =
glamor_get_pixmap_private(pixmap);
int i;
uint8_t *readpixels_dst = (uint8_t *) dst;
int x_off, y_off;
Bool ret = FALSE;
if (!GLAMOR_PIXMAP_PRIV_HAS_FBO(pixmap_priv))
goto fail;
glamor_get_drawable_deltas(drawable, pixmap, &x_off, &y_off);
for (i = 0; i < count; i++) {
#ifdef DEBUG
void *data =
#endif
glamor_download_sub_pixmap_to_cpu(pixmap, points[i].x + x_off,
points[i].y + y_off, widths[i], 1,
PixmapBytePad(widths[i], drawable->depth),
readpixels_dst, 0, GLAMOR_ACCESS_RO);
assert(data == readpixels_dst);
readpixels_dst += PixmapBytePad(widths[i], drawable->depth);
}
ret = TRUE;
goto done;
fail:
if (!fallback
&& glamor_ddx_fallback_check_pixmap(drawable))
goto done;
ret = TRUE;
if (glamor_prepare_access(drawable, GLAMOR_ACCESS_RO)) {
fbGetSpans(drawable, wmax, points, widths, count, dst);
}
glamor_finish_access(drawable);
done:
return ret;
}
/**
* Implements CopyArea from the GPU to the CPU using glReadPixels from the
* source FBO.
*/
static Bool
glamor_copy_fbo_cpu(DrawablePtr src,
DrawablePtr dst,
GCPtr gc,
BoxPtr box,
int nbox,
int dx,
int dy,
Bool reverse,
Bool upsidedown,
Pixel bitplane,
void *closure)
{
ScreenPtr screen = dst->pScreen;
glamor_screen_private *glamor_priv = glamor_get_screen_private(screen);
PixmapPtr src_pixmap = glamor_get_drawable_pixmap(src);
FbBits *dst_bits;
FbStride dst_stride;
int dst_bpp;
int src_xoff, src_yoff;
int dst_xoff, dst_yoff;
if (gc && gc->alu != GXcopy)
goto bail;
if (gc && !glamor_pm_is_solid(gc->depth, gc->planemask))
goto bail;
glamor_make_current(glamor_priv);
glamor_prepare_access(dst, GLAMOR_ACCESS_RW);
glamor_get_drawable_deltas(src, src_pixmap, &src_xoff, &src_yoff);
fbGetDrawable(dst, dst_bits, dst_stride, dst_bpp, dst_xoff, dst_yoff);
glamor_download_boxes(src_pixmap, box, nbox, src_xoff + dx, src_yoff + dy,
dst_xoff, dst_yoff,
(uint8_t *) dst_bits, dst_stride * sizeof (FbBits));
glamor_finish_access(dst);
return TRUE;
bail:
return FALSE;
}
static void
glamor_put_image_xybitmap(DrawablePtr drawable, GCPtr gc,
int x, int y, int w, int h, int left_pad,
int image_format, char *bits)
{
ScreenPtr screen = drawable->pScreen;
PixmapPtr pixmap = glamor_get_drawable_pixmap(drawable);
glamor_screen_private *glamor_priv =
glamor_get_screen_private(screen);
float fg[4], bg[4];
GLuint tex;
unsigned int stride = PixmapBytePad(1, w + left_pad);
RegionPtr clip;
BoxPtr box;
int nbox;
float dest_coords[8];
const float bitmap_coords[8] = {
0.0, 0.0,
1.0, 0.0,
1.0, 1.0,
0.0, 1.0,
};
GLfloat xscale, yscale;
glamor_pixmap_private *pixmap_priv;
pixmap_priv = glamor_get_pixmap_private(pixmap);
pixmap_priv_get_scale(pixmap_priv, &xscale, &yscale);
glamor_set_normalize_vcoords(xscale, yscale,
x, y,
x + w, y + h,
glamor_priv->yInverted, dest_coords);
glamor_fallback("glamor_put_image_xybitmap: disabled\n");
goto fail;
if (glamor_priv->put_image_xybitmap_prog == 0) {
ErrorF("no program for xybitmap putimage\n");
goto fail;
}
glamor_set_alu(gc->alu);
if (!glamor_set_planemask(pixmap, gc->planemask))
goto fail;
dispatch->glUseProgram(glamor_priv->put_image_xybitmap_prog);
glamor_get_color_4f_from_pixel(pixmap, gc->fgPixel, fg);
dispatch->glUniform4fv
(glamor_priv->put_image_xybitmap_fg_uniform_location, 1, fg);
glamor_get_color_4f_from_pixel(pixmap, gc->bgPixel, bg);
dispatch->glUniform4fv
(glamor_priv->put_image_xybitmap_bg_uniform_location, 1, bg);
dispatch->glGenTextures(1, &tex);
dispatch->glActiveTexture(GL_TEXTURE0);
dispatch->glBindTexture(GL_TEXTURE_2D, tex);
dispatch->glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER,
GL_NEAREST);
dispatch->glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER,
GL_NEAREST);
dispatch->glPixelStorei(GL_UNPACK_ALIGNMENT, 1);
dispatch->glPixelStorei(GL_UNPACK_ROW_LENGTH, stride * 8);
dispatch->glPixelStorei(GL_UNPACK_SKIP_PIXELS, left_pad);
dispatch->glTexImage2D(GL_TEXTURE_2D, 0, GL_ALPHA,
w, h, 0, GL_COLOR_INDEX, GL_BITMAP, bits);
dispatch->glPixelStorei(GL_UNPACK_ROW_LENGTH, 0);
dispatch->glPixelStorei(GL_UNPACK_SKIP_PIXELS, 0);
/* Now that we've set up our bitmap texture and the shader, shove
* the destination rectangle through the cliprects and run the
* shader on the resulting fragments.
*/
dispatch->glVertexPointer(2, GL_FLOAT, 0, dest_coords);
dispatch->glEnableClientState(GL_VERTEX_ARRAY);
dispatch->glClientActiveTexture(GL_TEXTURE0);
dispatch->glTexCoordPointer(2, GL_FLOAT, 0, bitmap_coords);
dispatch->glEnableClientState(GL_TEXTURE_COORD_ARRAY);
dispatch->glEnable(GL_SCISSOR_TEST);
clip = fbGetCompositeClip(gc);
for (nbox = REGION_NUM_RECTS(clip),
box = REGION_RECTS(clip); nbox--; box++) {
int x1 = x;
int y1 = y;
int x2 = x + w;
int y2 = y + h;
if (x1 < box->x1)
x1 = box->x1;
if (y1 < box->y1)
y1 = box->y1;
if (x2 > box->x2)
x2 = box->x2;
if (y2 > box->y2)
y2 = box->y2;
if (x1 >= x2 || y1 >= y2)
continue;
dispatch->glScissor(box->x1,
y_flip(pixmap, box->y1),
box->x2 - box->x1, box->y2 - box->y1);
dispatch->glDrawArrays(GL_QUADS, 0, 4);
}
dispatch->glDisable(GL_SCISSOR_TEST);
glamor_set_alu(GXcopy);
glamor_set_planemask(pixmap, ~0);
dispatch->glDeleteTextures(1, &tex);
dispatch->glDisableClientState(GL_VERTEX_ARRAY);
dispatch->glDisableClientState(GL_TEXTURE_COORD_ARRAY);
return;
glamor_set_alu(GXcopy);
glamor_set_planemask(pixmap, ~0);
glamor_fallback(": to %p (%c)\n",
drawable, glamor_get_drawable_location(drawable));
fail:
if (glamor_prepare_access(drawable, GLAMOR_ACCESS_RW) &&
glamor_prepare_access_gc(gc)) {
fbPutImage(drawable, gc, 1, x, y, w, h, left_pad, XYBitmap,
bits);
}
glamor_finish_access_gc(gc);
glamor_finish_access(drawable);
}
static Bool
_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, Bool fallback)
{
PixmapPtr dst_pixmap, src_pixmap;
glamor_pixmap_private *dst_pixmap_priv, *src_pixmap_priv;
glamor_screen_private *glamor_priv;
glamor_gl_dispatch *dispatch;
BoxPtr extent;
RegionRec region;
int src_x_off, src_y_off, dst_x_off, dst_y_off;
Bool ok = FALSE;
int force_clip = 0;
if (nbox == 0)
return TRUE;
dst_pixmap = glamor_get_drawable_pixmap(dst);
dst_pixmap_priv = glamor_get_pixmap_private(dst_pixmap);
src_pixmap = glamor_get_drawable_pixmap(src);
src_pixmap_priv = glamor_get_pixmap_private(src_pixmap);
glamor_priv = glamor_get_screen_private(dst->pScreen);
DEBUGF("Copy %d %d %dx%d dx %d dy %d from %p to %p \n",
box[0].x1, box[0].y1,
box[0].x2 - box[0].x1, box[0].y2 - box[0].y1,
dx, dy,
src_pixmap, dst_pixmap);
if (!GLAMOR_PIXMAP_PRIV_HAS_FBO(dst_pixmap_priv))
goto fall_back;
if (gc) {
if (!glamor_set_planemask(dst_pixmap, gc->planemask))
goto fall_back;
dispatch = glamor_get_dispatch(glamor_priv);
if (!glamor_set_alu(dispatch, gc->alu)) {
glamor_put_dispatch(glamor_priv);
goto fail_noregion;
}
glamor_put_dispatch(glamor_priv);
}
if (!src_pixmap_priv) {
glamor_set_pixmap_type(src_pixmap, GLAMOR_MEMORY);
src_pixmap_priv = glamor_get_pixmap_private(src_pixmap);
}
glamor_get_drawable_deltas(src, src_pixmap, &src_x_off,
&src_y_off);
glamor_get_drawable_deltas(dst, dst_pixmap, &dst_x_off,
&dst_y_off);
RegionInitBoxes(®ion, box, nbox);
extent = RegionExtents(®ion);
if (!glamor_check_fbo_size(glamor_priv,
extent->x2 - extent->x1, extent->y2 - extent->y1)
&& (src_pixmap_priv->type == GLAMOR_MEMORY
|| (src_pixmap_priv == dst_pixmap_priv))) {
force_clip = 1;
}
if (force_clip || dst_pixmap_priv->type == GLAMOR_TEXTURE_LARGE
|| src_pixmap_priv->type == GLAMOR_TEXTURE_LARGE) {
glamor_pixmap_clipped_regions *clipped_dst_regions;
int n_dst_region, i, j;
PixmapPtr temp_source_pixmap;
glamor_pixmap_private *temp_source_priv = NULL;
RegionTranslate(®ion, dst_x_off, dst_y_off);
if (!force_clip)
clipped_dst_regions = glamor_compute_clipped_regions(dst_pixmap_priv,
®ion, &n_dst_region, 0,
reverse, upsidedown);
else
clipped_dst_regions = glamor_compute_clipped_regions_ext(dst_pixmap_priv,
®ion, &n_dst_region,
glamor_priv->max_fbo_size,
glamor_priv->max_fbo_size,
reverse, upsidedown);
for(i = 0; i < n_dst_region; i++)
{
int n_src_region;
glamor_pixmap_clipped_regions *clipped_src_regions;
BoxPtr current_boxes;
int n_current_boxes;
SET_PIXMAP_FBO_CURRENT(dst_pixmap_priv, clipped_dst_regions[i].block_idx);
temp_source_pixmap = NULL;
if (src_pixmap_priv->type == GLAMOR_TEXTURE_LARGE) {
RegionTranslate(clipped_dst_regions[i].region,
-dst_x_off + src_x_off + dx, -dst_y_off + src_y_off + dy);
clipped_src_regions = glamor_compute_clipped_regions(src_pixmap_priv,
clipped_dst_regions[i].region,
&n_src_region, 0,
reverse, upsidedown);
DEBUGF("Source is large pixmap.\n");
for (j = 0; j < n_src_region; j++)
{
if (src_pixmap_priv != dst_pixmap_priv)
SET_PIXMAP_FBO_CURRENT(src_pixmap_priv, clipped_src_regions[j].block_idx);
else if (src_pixmap_priv == dst_pixmap_priv &&
clipped_src_regions[j].block_idx != clipped_dst_regions[i].block_idx) {
/* source and the dest are the same, but need different block_idx.
* we create a empty pixmap and fill the required source fbo and box to
* it. It's a little hacky, but avoid extra copy. */
temp_source_pixmap = glamor_create_pixmap(src->pScreen, 0, 0,
src->depth, 0);
if (!temp_source_pixmap) {
ok = FALSE;
goto fail;
}
src->pScreen->ModifyPixmapHeader(temp_source_pixmap,
src_pixmap->drawable.width,
src_pixmap->drawable.height,
0, 0, src_pixmap->devKind, NULL);
temp_source_priv = glamor_get_pixmap_private(temp_source_pixmap);
*temp_source_priv = *src_pixmap_priv;
temp_source_priv->large.box = src_pixmap_priv->large.box_array[clipped_src_regions[j].block_idx];
temp_source_priv->base.fbo = src_pixmap_priv->large.fbo_array[clipped_src_regions[j].block_idx];
temp_source_priv->base.pixmap = temp_source_pixmap;
}
assert(temp_source_pixmap || !(src_pixmap_priv == dst_pixmap_priv
&& (clipped_src_regions[j].block_idx != clipped_dst_regions[i].block_idx)));
RegionTranslate(clipped_src_regions[j].region,
-src_x_off - dx,
-src_y_off - dy);
current_boxes = RegionRects(clipped_src_regions[j].region);
n_current_boxes = RegionNumRects(clipped_src_regions[j].region);
DEBUGF("dst pixmap fbo idx %d src pixmap fbo idx %d \n",
clipped_dst_regions[i].block_idx,
clipped_src_regions[j].block_idx);
DEBUGF("Copy %d %d %d %d dx %d dy %d from %p to %p \n",
current_boxes[0].x1, current_boxes[0].y1,
current_boxes[0].x2, current_boxes[0].y2,
dx, dy, src_pixmap, dst_pixmap);
if (!temp_source_pixmap)
ok = __glamor_copy_n_to_n(src, dst, gc, current_boxes,
n_current_boxes, dx, dy, reverse,
upsidedown, bitplane, closure);
else {
ok = __glamor_copy_n_to_n(&temp_source_pixmap->drawable,
dst, gc, current_boxes,
n_current_boxes, dx, dy, reverse,
upsidedown, bitplane, closure);
temp_source_priv->type = GLAMOR_MEMORY;
temp_source_priv->base.fbo = NULL;
glamor_destroy_pixmap(temp_source_pixmap);
temp_source_pixmap = NULL;
}
RegionDestroy(clipped_src_regions[j].region);
if (!ok) {
assert(0);
goto fail;
}
}
if (n_src_region == 0)
ok = TRUE;
free(clipped_src_regions);
} else {
RegionTranslate(clipped_dst_regions[i].region,
- dst_x_off,
- dst_y_off);
current_boxes = RegionRects(clipped_dst_regions[i].region);
n_current_boxes = RegionNumRects(clipped_dst_regions[i].region);
DEBUGF("dest pixmap fbo idx %d \n",
clipped_dst_regions[i].block_idx);
DEBUGF("Copy %d %d %d %d dx %d dy %d from %p to %p \n",
current_boxes[0].x1, current_boxes[0].y1,
current_boxes[0].x2, current_boxes[0].y2,
dx, dy, src_pixmap, dst_pixmap);
ok = __glamor_copy_n_to_n(src, dst, gc, current_boxes,
n_current_boxes, dx, dy, reverse,
upsidedown, bitplane, closure);
}
RegionDestroy(clipped_dst_regions[i].region);
}
if (n_dst_region == 0)
ok = TRUE;
free(clipped_dst_regions);
} else {
ok = __glamor_copy_n_to_n(src, dst, gc, box, nbox, dx, dy,
reverse, upsidedown, bitplane,
closure);
}
fail:
RegionUninit(®ion);
fail_noregion:
dispatch = glamor_get_dispatch(glamor_priv);
glamor_set_alu(dispatch, GXcopy);
glamor_put_dispatch(glamor_priv);
if (ok)
return TRUE;
fall_back:
if (!fallback
&& glamor_ddx_fallback_check_pixmap(src)
&& glamor_ddx_fallback_check_pixmap(dst))
goto done;
if (src_pixmap_priv->type == GLAMOR_DRM_ONLY
|| dst_pixmap_priv->type == GLAMOR_DRM_ONLY) {
LogMessage(X_WARNING,
"Access a DRM only pixmap is not allowed within glamor.\n");
return TRUE;
}
glamor_report_delayed_fallbacks(src->pScreen);
glamor_report_delayed_fallbacks(dst->pScreen);
glamor_fallback("from %p to %p (%c,%c)\n", src, dst,
glamor_get_drawable_location(src),
glamor_get_drawable_location(dst));
if (glamor_prepare_access(dst, GLAMOR_ACCESS_RW) &&
glamor_prepare_access(src, GLAMOR_ACCESS_RO) &&
glamor_prepare_access_gc(gc)) {
fbCopyNtoN(src, dst, gc, box, nbox,
dx, dy, reverse, upsidedown, bitplane, closure);
}
glamor_finish_access_gc(gc);
glamor_finish_access(src);
glamor_finish_access(dst);
ok = TRUE;
done:
glamor_clear_delayed_fallbacks(src->pScreen);
glamor_clear_delayed_fallbacks(dst->pScreen);
return ok;
}
/** @file glamor_fillspans.c
*
* GC fill implementation, based loosely on fb_fill.c
*/
Bool
glamor_fill(DrawablePtr drawable,
GCPtr gc, int x, int y, int width, int height, Bool fallback)
{
PixmapPtr dst_pixmap = glamor_get_drawable_pixmap(drawable);
int off_x, off_y;
PixmapPtr sub_pixmap = NULL;
glamor_access_t sub_pixmap_access;
DrawablePtr saved_drawable = NULL;
int saved_x = x, saved_y = y;
glamor_get_drawable_deltas(drawable, dst_pixmap, &off_x, &off_y);
switch (gc->fillStyle) {
case FillSolid:
if (!glamor_solid(dst_pixmap,
x + off_x,
y + off_y,
width, height, gc->alu, gc->planemask, gc->fgPixel))
goto fail;
break;
case FillStippled:
case FillOpaqueStippled:
if (!glamor_stipple(dst_pixmap,
gc->stipple,
x + off_x,
y + off_y,
width,
height,
gc->alu,
gc->planemask,
gc->fgPixel,
gc->bgPixel, gc->patOrg.x, gc->patOrg.y))
goto fail;
break;
case FillTiled:
if (!glamor_tile(dst_pixmap,
gc->tile.pixmap,
x + off_x,
y + off_y,
width,
height,
gc->alu,
gc->planemask,
x - drawable->x - gc->patOrg.x,
y - drawable->y - gc->patOrg.y))
goto fail;
break;
}
return TRUE;
fail:
if (!fallback) {
if (glamor_ddx_fallback_check_pixmap(&dst_pixmap->drawable)
&& glamor_ddx_fallback_check_gc(gc))
return FALSE;
}
/* Is it possible to set the access as WO? */
sub_pixmap_access = GLAMOR_ACCESS_RW;
sub_pixmap = glamor_get_sub_pixmap(dst_pixmap, x + off_x,
y + off_y, width, height,
sub_pixmap_access);
if (sub_pixmap != NULL) {
if (gc->fillStyle != FillSolid) {
gc->patOrg.x += (drawable->x - x);
gc->patOrg.y += (drawable->y - y);
}
saved_drawable = drawable;
drawable = &sub_pixmap->drawable;
saved_x = x;
saved_y = y;
x = 0;
y = 0;
}
if (glamor_prepare_access(drawable, GLAMOR_ACCESS_RW)) {
if (glamor_prepare_access_gc(gc)) {
fbFill(drawable, gc, x, y, width, height);
glamor_finish_access_gc(gc);
}
glamor_finish_access(drawable, GLAMOR_ACCESS_RW);
}
if (sub_pixmap != NULL) {
if (gc->fillStyle != FillSolid) {
gc->patOrg.x -= (saved_drawable->x - saved_x);
gc->patOrg.y -= (saved_drawable->y - saved_y);
}
x = saved_x;
y = saved_y;
glamor_put_sub_pixmap(sub_pixmap, dst_pixmap,
x + off_x, y + off_y,
width, height, sub_pixmap_access);
}
return TRUE;
}
static Bool
_glamor_set_spans(DrawablePtr drawable, GCPtr gc, char *src,
DDXPointPtr points, int *widths, int numPoints, int sorted,
Bool fallback)
{
PixmapPtr dest_pixmap = glamor_get_drawable_pixmap(drawable);
glamor_pixmap_private *dest_pixmap_priv;
int i;
uint8_t *drawpixels_src = (uint8_t *) src;
RegionPtr clip = fbGetCompositeClip(gc);
BoxRec *pbox;
int x_off, y_off;
Bool ret = FALSE;
dest_pixmap_priv = glamor_get_pixmap_private(dest_pixmap);
if (!GLAMOR_PIXMAP_PRIV_HAS_FBO(dest_pixmap_priv)) {
glamor_fallback("pixmap has no fbo.\n");
goto fail;
}
/* XXX Shall we set alu here? */
if (!glamor_set_planemask(dest_pixmap, gc->planemask))
goto fail;
glamor_get_drawable_deltas(drawable, dest_pixmap, &x_off, &y_off);
for (i = 0; i < numPoints; i++) {
int n = REGION_NUM_RECTS(clip);
pbox = REGION_RECTS(clip);
while (n--) {
int x1 = points[i].x;
int x2 = x1 + widths[i];
int y1 = points[i].y;
if (pbox->y1 > points[i].y || pbox->y2 < points[i].y)
break;
x1 = x1 > pbox->x1 ? x1 : pbox->x1;
x2 = x2 < pbox->x2 ? x2 : pbox->x2;
if (x1 >= x2)
continue;
glamor_upload_sub_pixmap_to_texture(dest_pixmap, x1 + x_off,
y1 + y_off, x2 - x1, 1,
PixmapBytePad(widths[i],
drawable->depth),
drawpixels_src, 0);
}
drawpixels_src += PixmapBytePad(widths[i], drawable->depth);
}
ret = TRUE;
goto done;
fail:
if (!fallback && glamor_ddx_fallback_check_pixmap(drawable))
goto done;
glamor_fallback("to %p (%c)\n",
drawable, glamor_get_drawable_location(drawable));
if (glamor_prepare_access(drawable, GLAMOR_ACCESS_RW)) {
fbSetSpans(drawable, gc, src, points, widths, numPoints, sorted);
glamor_finish_access(drawable, GLAMOR_ACCESS_RW);
}
ret = TRUE;
done:
return ret;
}
/**
* uxa_validate_gc() sets the ops to glamor's implementations, which may be
* accelerated or may sync the card and fall back to fb.
*/
void
glamor_validate_gc(GCPtr gc, unsigned long changes, DrawablePtr drawable)
{
/* fbValidateGC will do direct access to pixmaps if the tiling has changed.
* Preempt fbValidateGC by doing its work and masking the change out, so
* that we can do the Prepare/finish_access.
*/
#ifdef FB_24_32BIT
if ((changes & GCTile) && fbGetRotatedPixmap(gc)) {
gc->pScreen->DestroyPixmap(fbGetRotatedPixmap(gc));
fbGetRotatedPixmap(gc) = 0;
}
if (gc->fillStyle == FillTiled) {
PixmapPtr old_tile, new_tile;
old_tile = gc->tile.pixmap;
if (old_tile->drawable.bitsPerPixel != drawable->bitsPerPixel) {
new_tile = fbGetRotatedPixmap(gc);
if (!new_tile ||
new_tile->drawable.bitsPerPixel != drawable->bitsPerPixel) {
if (new_tile)
gc->pScreen->DestroyPixmap(new_tile);
/* fb24_32ReformatTile will do direct access of a newly-
* allocated pixmap.
*/
glamor_fallback
("GC %p tile FB_24_32 transformat %p.\n", gc, old_tile);
if (glamor_prepare_access
(&old_tile->drawable, GLAMOR_ACCESS_RO)) {
new_tile =
fb24_32ReformatTile(old_tile, drawable->bitsPerPixel);
glamor_finish_access(&old_tile->drawable, GLAMOR_ACCESS_RO);
}
}
if (new_tile) {
fbGetRotatedPixmap(gc) = old_tile;
gc->tile.pixmap = new_tile;
changes |= GCTile;
}
}
}
#endif
if (changes & GCTile) {
if (!gc->tileIsPixel) {
glamor_pixmap_private *pixmap_priv =
glamor_get_pixmap_private(gc->tile.pixmap);
if ((!GLAMOR_PIXMAP_PRIV_HAS_FBO(pixmap_priv))
&& FbEvenTile(gc->tile.pixmap->drawable.width *
drawable->bitsPerPixel)) {
glamor_fallback
("GC %p tile changed %p.\n", gc, gc->tile.pixmap);
if (glamor_prepare_access
(&gc->tile.pixmap->drawable, GLAMOR_ACCESS_RW)) {
fbPadPixmap(gc->tile.pixmap);
glamor_finish_access
(&gc->tile.pixmap->drawable, GLAMOR_ACCESS_RW);
}
}
}
/* Mask out the GCTile change notification, now that we've done FB's
* job for it.
*/
changes &= ~GCTile;
}
if (changes & GCStipple && gc->stipple) {
/* We can't inline stipple handling like we do for GCTile because
* it sets fbgc privates.
*/
if (glamor_prepare_access(&gc->stipple->drawable, GLAMOR_ACCESS_RW)) {
fbValidateGC(gc, changes, drawable);
glamor_finish_access(&gc->stipple->drawable, GLAMOR_ACCESS_RW);
}
}
else {
fbValidateGC(gc, changes, drawable);
}
gc->ops = &glamor_gc_ops;
}
/**
* Implements CopyPlane and CopyArea from the GPU to the GPU by using
* the source as a texture and painting that into the destination.
*
* This requires that source and dest are different textures, or that
* (if the copy area doesn't overlap), GL_NV_texture_barrier is used
* to ensure that the caches are flushed at the right times.
*/
static Bool
glamor_copy_cpu_fbo(DrawablePtr src,
DrawablePtr dst,
GCPtr gc,
BoxPtr box,
int nbox,
int dx,
int dy,
Bool reverse,
Bool upsidedown,
Pixel bitplane,
void *closure)
{
ScreenPtr screen = dst->pScreen;
glamor_screen_private *glamor_priv = glamor_get_screen_private(screen);
PixmapPtr dst_pixmap = glamor_get_drawable_pixmap(dst);
FbBits *src_bits;
FbStride src_stride;
int src_bpp;
int src_xoff, src_yoff;
int dst_xoff, dst_yoff;
if (gc && gc->alu != GXcopy)
goto bail;
if (gc && !glamor_pm_is_solid(gc->depth, gc->planemask))
goto bail;
glamor_make_current(glamor_priv);
glamor_prepare_access(src, GLAMOR_ACCESS_RO);
glamor_get_drawable_deltas(dst, dst_pixmap, &dst_xoff, &dst_yoff);
if (bitplane) {
PixmapPtr src_pix = fbCreatePixmap(screen, dst_pixmap->drawable.width,
dst_pixmap->drawable.height,
dst->depth, 0);
if (!src_pix) {
glamor_finish_access(src);
goto bail;
}
src_pix->drawable.x = -dst->x;
src_pix->drawable.y = -dst->y;
fbGetDrawable(&src_pix->drawable, src_bits, src_stride, src_bpp, src_xoff,
src_yoff);
if (src->bitsPerPixel > 1)
fbCopyNto1(src, &src_pix->drawable, gc, box, nbox, dx, dy,
reverse, upsidedown, bitplane, closure);
else
fbCopy1toN(src, &src_pix->drawable, gc, box, nbox, dx, dy,
reverse, upsidedown, bitplane, closure);
glamor_upload_boxes(dst_pixmap, box, nbox, src_xoff, src_yoff,
dst_xoff, dst_yoff, (uint8_t *) src_bits,
src_stride * sizeof(FbBits));
fbDestroyPixmap(src_pix);
} else {
fbGetDrawable(src, src_bits, src_stride, src_bpp, src_xoff, src_yoff);
glamor_upload_boxes(dst_pixmap, box, nbox, src_xoff + dx, src_yoff + dy,
dst_xoff, dst_yoff,
(uint8_t *) src_bits, src_stride * sizeof (FbBits));
}
glamor_finish_access(src);
return TRUE;
bail:
return FALSE;
}
