Bool
glamor_set_solid(PixmapPtr pixmap,
GCPtr gc,
Bool use_alu,
GLint uniform)
{
CARD32 pixel;
int alu = use_alu ? gc->alu : GXcopy;
if (!glamor_set_planemask(gc->depth, gc->planemask))
return FALSE;
pixel = gc->fgPixel;
if (!glamor_set_alu(pixmap->drawable.pScreen, alu)) {
switch (gc->alu) {
case GXclear:
pixel = 0;
break;
case GXcopyInverted:
pixel = ~pixel;
break;
case GXset:
pixel = ~0 & gc->planemask;
break;
default:
return FALSE;
}
}
glamor_set_color(pixmap, gc->fgPixel, uniform);
return TRUE;
}
Bool
glamor_solid(PixmapPtr pixmap, int x, int y, int width, int height,
unsigned char alu, unsigned long planemask, unsigned long fg_pixel)
{
ScreenPtr screen = pixmap->drawable.pScreen;
glamor_screen_private *glamor_priv = glamor_get_screen_private(screen);
glamor_pixmap_private *pixmap_priv;
BoxRec box;
pixmap_priv = glamor_get_pixmap_private(pixmap);
if (!GLAMOR_PIXMAP_PRIV_HAS_FBO(pixmap_priv))
return FALSE;
if (!glamor_set_planemask(pixmap, planemask)) {
glamor_fallback("Failedto set planemask in glamor_solid.\n");
return FALSE;
}
glamor_get_context(glamor_priv);
if (!glamor_set_alu(screen, alu)) {
if (alu == GXclear)
fg_pixel = 0;
else {
glamor_fallback("unsupported alu %x\n", alu);
glamor_put_context(glamor_priv);
return FALSE;
}
}
box.x1 = x;
box.y1 = y;
box.x2 = x + width;
box.y2 = y + height;
glamor_solid_boxes(pixmap, &box, 1, fg_pixel);
glamor_set_alu(screen, GXcopy);
glamor_put_context(glamor_priv);
return TRUE;
}
Bool
glamor_set_tiled(PixmapPtr pixmap,
GCPtr gc,
GLint offset_uniform,
GLint size_inv_uniform)
{
if (!glamor_set_alu(pixmap->drawable.pScreen, gc->alu))
return FALSE;
if (!glamor_set_planemask(gc->depth, gc->planemask))
return FALSE;
return glamor_set_texture(gc->tile.pixmap,
-gc->patOrg.x,
-gc->patOrg.y,
offset_uniform,
size_inv_uniform);
}
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_fbo_fbo_draw(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);
PixmapPtr dst_pixmap = glamor_get_drawable_pixmap(dst);
glamor_pixmap_private *src_priv = glamor_get_pixmap_private(src_pixmap);
glamor_pixmap_private *dst_priv = glamor_get_pixmap_private(dst_pixmap);
int src_box_index, dst_box_index;
int dst_off_x, dst_off_y;
int src_off_x, src_off_y;
GLshort *v;
char *vbo_offset;
struct copy_args args;
glamor_program *prog;
const glamor_facet *copy_facet;
int n;
glamor_make_current(glamor_priv);
if (gc && !glamor_set_planemask(gc->depth, gc->planemask))
goto bail_ctx;
if (!glamor_set_alu(screen, gc ? gc->alu : GXcopy))
goto bail_ctx;
if (bitplane) {
prog = &glamor_priv->copy_plane_prog;
copy_facet = &glamor_facet_copyplane;
} else {
prog = &glamor_priv->copy_area_prog;
copy_facet = &glamor_facet_copyarea;
}
if (prog->failed)
goto bail_ctx;
if (!prog->prog) {
if (!glamor_build_program(screen, prog,
copy_facet, NULL, NULL, NULL))
goto bail_ctx;
}
args.src_pixmap = src_pixmap;
args.bitplane = bitplane;
/* Set up the vertex buffers for the points */
v = glamor_get_vbo_space(dst->pScreen, nbox * 8 * sizeof (int16_t), &vbo_offset);
glEnableVertexAttribArray(GLAMOR_VERTEX_POS);
glVertexAttribPointer(GLAMOR_VERTEX_POS, 2, GL_SHORT, GL_FALSE,
2 * sizeof (GLshort), vbo_offset);
for (n = 0; n < nbox; n++) {
v[0] = box->x1; v[1] = box->y1;
v[2] = box->x1; v[3] = box->y2;
v[4] = box->x2; v[5] = box->y2;
v[6] = box->x2; v[7] = box->y1;
v += 8;
box++;
}
glamor_put_vbo_space(screen);
glamor_get_drawable_deltas(src, src_pixmap, &src_off_x, &src_off_y);
glEnable(GL_SCISSOR_TEST);
glamor_pixmap_loop(src_priv, src_box_index) {
BoxPtr src_box = glamor_pixmap_box_at(src_priv, src_box_index);
args.dx = dx + src_off_x - src_box->x1;
args.dy = dy + src_off_y - src_box->y1;
args.src = glamor_pixmap_fbo_at(src_priv, src_box_index);
if (!glamor_use_program(dst_pixmap, gc, prog, &args))
goto bail_ctx;
glamor_pixmap_loop(dst_priv, dst_box_index) {
glamor_set_destination_drawable(dst, dst_box_index, FALSE, FALSE,
prog->matrix_uniform,
&dst_off_x, &dst_off_y);
glScissor(dst_off_x - args.dx,
dst_off_y - args.dy,
src_box->x2 - src_box->x1,
src_box->y2 - src_box->y1);
glamor_glDrawArrays_GL_QUADS(glamor_priv, nbox);
}
Bool
glamor_tile(PixmapPtr pixmap, PixmapPtr tile,
int x, int y, int width, int height,
unsigned char alu, unsigned long planemask, int tile_x, int tile_y)
{
ScreenPtr screen = pixmap->drawable.pScreen;
glamor_screen_private *glamor_priv = glamor_get_screen_private(screen);
glamor_pixmap_private *dst_pixmap_priv;
glamor_pixmap_private *src_pixmap_priv;
dst_pixmap_priv = glamor_get_pixmap_private(pixmap);
src_pixmap_priv = glamor_get_pixmap_private(tile);
if (!GLAMOR_PIXMAP_PRIV_HAS_FBO(dst_pixmap_priv))
return FALSE;
if (glamor_priv->tile_prog == 0) {
glamor_fallback("Tiling unsupported\n");
goto fail;
}
if (!GLAMOR_PIXMAP_PRIV_HAS_FBO(src_pixmap_priv)) {
/* XXX dynamic uploading candidate. */
glamor_fallback("Non-texture tile pixmap\n");
goto fail;
}
if (!glamor_set_planemask(pixmap, planemask)) {
glamor_fallback("unsupported planemask %lx\n", planemask);
goto fail;
}
glamor_make_current(glamor_priv);
if (!glamor_set_alu(screen, alu)) {
glamor_fallback("unsupported alu %x\n", alu);
goto fail;
}
if (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, k;
BoxRec box;
RegionRec region;
box.x1 = x;
box.y1 = y;
box.x2 = x + width;
box.y2 = y + height;
RegionInitBoxes(®ion, &box, 1);
clipped_dst_regions = glamor_compute_clipped_regions(dst_pixmap_priv,
®ion,
&n_dst_region, 0,
0, 0);
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);
if (src_pixmap_priv->type == GLAMOR_TEXTURE_LARGE) {
RegionTranslate(clipped_dst_regions[i].region,
tile_x - x, tile_y - y);
DEBUGF("tiled a large src pixmap. %dx%d \n",
tile->drawable.width, tile->drawable.height);
clipped_src_regions =
glamor_compute_clipped_regions(src_pixmap_priv,
clipped_dst_regions[i].
region, &n_src_region, 1, 0,
0);
DEBUGF("got %d src regions %d \n", n_src_region);
for (j = 0; j < n_src_region; j++) {
SET_PIXMAP_FBO_CURRENT(src_pixmap_priv,
clipped_src_regions[j].block_idx);
RegionTranslate(clipped_src_regions[j].region,
x - tile_x, y - tile_y);
current_boxes = RegionRects(clipped_src_regions[j].region);
n_current_boxes =
RegionNumRects(clipped_src_regions[j].region);
for (k = 0; k < n_current_boxes; k++) {
DEBUGF
("Tile on %d %d %d %d dst block id %d tile block id %d tilex %d tiley %d\n",
current_boxes[k].x1, current_boxes[k].y1,
current_boxes[k].x2 - current_boxes[k].x1,
current_boxes[k].y2 - current_boxes[k].y1,
clipped_dst_regions[i].block_idx,
clipped_src_regions[j].block_idx,
(tile_x + (current_boxes[k].x1 - x)),
tile_y + (current_boxes[k].y1 - y));
_glamor_tile(pixmap, tile,
current_boxes[k].x1, current_boxes[k].y1,
current_boxes[k].x2 - current_boxes[k].x1,
current_boxes[k].y2 - current_boxes[k].y1,
(tile_x + (current_boxes[k].x1 - x)),
(tile_y + (current_boxes[k].y1 - y)));
}
RegionDestroy(clipped_src_regions[j].region);
}
free(clipped_src_regions);
}
else {
current_boxes = RegionRects(clipped_dst_regions[i].region);
n_current_boxes = RegionNumRects(clipped_dst_regions[i].region);
for (k = 0; k < n_current_boxes; k++) {
_glamor_tile(pixmap, tile,
current_boxes[k].x1, current_boxes[k].y1,
current_boxes[k].x2 - current_boxes[k].x1,
current_boxes[k].y2 - current_boxes[k].y1,
(tile_x + (current_boxes[k].x1 - x)),
(tile_y + (current_boxes[k].y1 - y)));
}
}
RegionDestroy(clipped_dst_regions[i].region);
}
free(clipped_dst_regions);
RegionUninit(®ion);
}
else
_glamor_tile(pixmap, tile, x, y, width, height, tile_x, tile_y);
glamor_set_alu(screen, GXcopy);
return TRUE;
fail:
return FALSE;
}
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;
}
static Bool
_glamor_upload_bits_to_pixmap_texture(PixmapPtr pixmap, GLenum format,
GLenum type, int no_alpha, int revert,
int swap_rb, int x, int y, int w, int h,
int stride, void *bits, int pbo)
{
ScreenPtr screen = pixmap->drawable.pScreen;
glamor_pixmap_private *pixmap_priv = glamor_get_pixmap_private(pixmap);
glamor_screen_private *glamor_priv =
glamor_get_screen_private(pixmap->drawable.pScreen);
static float vertices[8];
static float texcoords_inv[8] = { 0, 0,
1, 0,
1, 1,
0, 1
};
float *ptexcoords;
float dst_xscale, dst_yscale;
GLuint tex = 0;
int need_free_bits = 0;
if (bits == NULL)
goto ready_to_upload;
if (revert > REVERT_NORMAL) {
/* XXX if we are restoring the pixmap, then we may not need to allocate
* new buffer */
void *converted_bits;
if (pixmap->drawable.depth == 1)
stride = (((w * 8 + 7) / 8) + 3) & ~3;
converted_bits = xallocarray(h, stride);
if (converted_bits == NULL)
return FALSE;
bits = glamor_color_convert_to_bits(bits, converted_bits, w, h,
stride, no_alpha, revert, swap_rb);
if (bits == NULL) {
free(converted_bits);
ErrorF("Failed to convert pixmap no_alpha %d,"
"revert mode %d, swap mode %d\n", no_alpha, revert, swap_rb);
return FALSE;
}
no_alpha = 0;
revert = REVERT_NONE;
swap_rb = SWAP_NONE_UPLOADING;
need_free_bits = TRUE;
}
ready_to_upload:
/* Try fast path firstly, upload the pixmap to the texture attached
* to the fbo directly. */
if (no_alpha == 0
&& revert == REVERT_NONE && swap_rb == SWAP_NONE_UPLOADING
#ifdef WALKAROUND_LARGE_TEXTURE_MAP
&& glamor_pixmap_priv_is_small(pixmap_priv)
#endif
) {
int fbo_x_off, fbo_y_off;
assert(pixmap_priv->fbo->tex);
pixmap_priv_get_fbo_off(pixmap_priv, &fbo_x_off, &fbo_y_off);
assert(x + fbo_x_off >= 0 && y + fbo_y_off >= 0);
assert(x + fbo_x_off + w <= pixmap_priv->fbo->width);
assert(y + fbo_y_off + h <= pixmap_priv->fbo->height);
__glamor_upload_pixmap_to_texture(pixmap, &pixmap_priv->fbo->tex,
format, type,
x + fbo_x_off, y + fbo_y_off, w, h,
bits, pbo);
} else {
ptexcoords = texcoords_inv;
pixmap_priv_get_dest_scale(pixmap, pixmap_priv, &dst_xscale, &dst_yscale);
glamor_set_normalize_vcoords(pixmap_priv, dst_xscale,
dst_yscale,
x, y,
x + w, y + h,
vertices);
/* Slow path, we need to flip y or wire alpha to 1. */
glamor_make_current(glamor_priv);
glVertexAttribPointer(GLAMOR_VERTEX_POS, 2, GL_FLOAT,
GL_FALSE, 2 * sizeof(float), vertices);
glEnableVertexAttribArray(GLAMOR_VERTEX_POS);
glVertexAttribPointer(GLAMOR_VERTEX_SOURCE, 2, GL_FLOAT,
GL_FALSE, 2 * sizeof(float), ptexcoords);
glEnableVertexAttribArray(GLAMOR_VERTEX_SOURCE);
glamor_set_destination_pixmap_priv_nc(glamor_priv, pixmap, pixmap_priv);
glamor_set_alu(screen, GXcopy);
__glamor_upload_pixmap_to_texture(pixmap, &tex,
format, type, 0, 0, w, h, bits, pbo);
glActiveTexture(GL_TEXTURE0);
glBindTexture(GL_TEXTURE_2D, tex);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
glUseProgram(glamor_priv->finish_access_prog[no_alpha]);
glUniform1i(glamor_priv->finish_access_revert[no_alpha], revert);
glUniform1i(glamor_priv->finish_access_swap_rb[no_alpha], swap_rb);
glDrawArrays(GL_TRIANGLE_FAN, 0, 4);
glDisableVertexAttribArray(GLAMOR_VERTEX_POS);
glDisableVertexAttribArray(GLAMOR_VERTEX_SOURCE);
glDeleteTextures(1, &tex);
glBindFramebuffer(GL_FRAMEBUFFER, 0);
}
if (need_free_bits)
free(bits);
return TRUE;
}
