/* XXX LARGE pixmap? */
Bool
glamor_fixup_pixmap_priv(ScreenPtr screen, glamor_pixmap_private *pixmap_priv)
{
glamor_pixmap_fbo *old_fbo;
glamor_pixmap_fbo *new_fbo = NULL;
PixmapPtr scratch = NULL;
glamor_pixmap_private *scratch_priv;
DrawablePtr drawable;
GCPtr gc = NULL;
int ret = FALSE;
drawable = &pixmap_priv->base.pixmap->drawable;
if (!GLAMOR_PIXMAP_FBO_NOT_EXACT_SIZE(pixmap_priv))
return TRUE;
old_fbo = pixmap_priv->base.fbo;
if (!old_fbo)
return FALSE;
gc = GetScratchGC(drawable->depth, screen);
if (!gc)
goto fail;
scratch = glamor_create_pixmap(screen, drawable->width, drawable->height,
drawable->depth, GLAMOR_CREATE_PIXMAP_FIXUP);
scratch_priv = glamor_get_pixmap_private(scratch);
if (!scratch_priv->base.fbo)
goto fail;
ValidateGC(&scratch->drawable, gc);
glamor_copy_area(drawable,
&scratch->drawable,
gc, 0, 0, drawable->width, drawable->height, 0, 0);
old_fbo = glamor_pixmap_detach_fbo(pixmap_priv);
new_fbo = glamor_pixmap_detach_fbo(scratch_priv);
glamor_pixmap_attach_fbo(pixmap_priv->base.pixmap, new_fbo);
glamor_pixmap_attach_fbo(scratch, old_fbo);
DEBUGF("old %dx%d type %d\n",
drawable->width, drawable->height, pixmap_priv->type);
DEBUGF("copy tex %d %dx%d to tex %d %dx%d \n",
old_fbo->tex, old_fbo->width, old_fbo->height, new_fbo->tex,
new_fbo->width, new_fbo->height);
ret = TRUE;
fail:
if (gc)
FreeScratchGC(gc);
if (scratch)
glamor_destroy_pixmap(scratch);
return ret;
}
_X_EXPORT void
glamor_set_pixmap_texture(PixmapPtr pixmap, unsigned int tex)
{
ScreenPtr screen = pixmap->drawable.pScreen;
glamor_pixmap_private *pixmap_priv;
glamor_screen_private *glamor_priv;
glamor_pixmap_fbo *fbo;
GLenum format;
glamor_priv = glamor_get_screen_private(screen);
pixmap_priv = glamor_get_pixmap_private(pixmap);
if (pixmap_priv->base.fbo) {
fbo = glamor_pixmap_detach_fbo(pixmap_priv);
glamor_destroy_fbo(fbo);
}
format = gl_iformat_for_pixmap(pixmap);
fbo = glamor_create_fbo_from_tex(glamor_priv, pixmap->drawable.width,
pixmap->drawable.height, format, tex, 0);
if (fbo == NULL) {
ErrorF("XXX fail to create fbo.\n");
return;
}
glamor_pixmap_attach_fbo(pixmap, fbo);
}
PixmapPtr
glamor_create_pixmap(ScreenPtr screen, int w, int h, int depth,
unsigned int usage)
{
PixmapPtr pixmap;
glamor_pixmap_type_t type = GLAMOR_TEXTURE_ONLY;
glamor_pixmap_private *pixmap_priv;
glamor_screen_private *glamor_priv = glamor_get_screen_private(screen);
glamor_pixmap_fbo *fbo = NULL;
int pitch;
GLenum format;
if (w > 32767 || h > 32767)
return NullPixmap;
if ((usage == GLAMOR_CREATE_PIXMAP_CPU
|| (usage == CREATE_PIXMAP_USAGE_GLYPH_PICTURE && w <= 64 && h <= 64)
|| (w == 0 && h == 0)
|| !glamor_check_pixmap_fbo_depth(depth))
|| (!GLAMOR_TEXTURED_LARGE_PIXMAP &&
!glamor_check_fbo_size(glamor_priv, w, h)))
return fbCreatePixmap(screen, w, h, depth, usage);
else
pixmap = fbCreatePixmap(screen, 0, 0, depth, usage);
pixmap_priv = calloc(1, sizeof(*pixmap_priv));
if (!pixmap_priv) {
fbDestroyPixmap(pixmap);
return fbCreatePixmap(screen, w, h, depth, usage);
}
glamor_set_pixmap_private(pixmap, pixmap_priv);
if (usage == GLAMOR_CREATE_PIXMAP_MAP)
type = GLAMOR_MEMORY_MAP;
pixmap_priv->base.pixmap = pixmap;
pixmap_priv->base.glamor_priv = glamor_priv;
format = gl_iformat_for_pixmap(pixmap);
pitch = (((w * pixmap->drawable.bitsPerPixel + 7) / 8) + 3) & ~3;
screen->ModifyPixmapHeader(pixmap, w, h, 0, 0, pitch, NULL);
if (usage == GLAMOR_CREATE_PIXMAP_NO_TEXTURE) {
pixmap_priv->type = GLAMOR_TEXTURE_ONLY;
pixmap_priv->base.box.x1 = 0;
pixmap_priv->base.box.y1 = 0;
pixmap_priv->base.box.x2 = w;
pixmap_priv->base.box.y2 = h;
return pixmap;
}
else if (type == GLAMOR_MEMORY_MAP || usage == GLAMOR_CREATE_NO_LARGE ||
glamor_check_fbo_size(glamor_priv, w, h))
{
pixmap_priv->type = type;
pixmap_priv->base.box.x1 = 0;
pixmap_priv->base.box.y1 = 0;
pixmap_priv->base.box.x2 = w;
pixmap_priv->base.box.y2 = h;
fbo = glamor_create_fbo(glamor_priv, w, h, format, usage);
} else {
int tile_size = glamor_priv->max_fbo_size;
DEBUGF("Create LARGE pixmap %p width %d height %d, tile size %d\n", pixmap, w, h, tile_size);
pixmap_priv->type = GLAMOR_TEXTURE_LARGE;
fbo = glamor_create_fbo_array(glamor_priv, w, h, format, usage,
tile_size, tile_size, pixmap_priv);
}
if (fbo == NULL) {
fbDestroyPixmap(pixmap);
free(pixmap_priv);
return fbCreatePixmap(screen, w, h, depth, usage);
}
glamor_pixmap_attach_fbo(pixmap, fbo);
return pixmap;
}
