diff options
Diffstat (limited to 'matchbox/mb-wm-comp-mgr-xrender.c')
| -rw-r--r-- | matchbox/mb-wm-comp-mgr-xrender.c | 1837 |
1 files changed, 1837 insertions, 0 deletions
diff --git a/matchbox/mb-wm-comp-mgr-xrender.c b/matchbox/mb-wm-comp-mgr-xrender.c new file mode 100644 index 0000000..b3ae255 --- /dev/null +++ b/matchbox/mb-wm-comp-mgr-xrender.c @@ -0,0 +1,1837 @@ +/* + * Matchbox Window Manager - A lightweight window manager not for the + * desktop. + * + * Authored By Matthew Allum <mallum@o-hand.com> + * Tomas Frydrych <tf@o-hand.com> + * + * Copyright (c) 2002, 2004, 2007, 2008 OpenedHand Ltd - http://o-hand.com + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2, or (at your option) + * any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + */ + +#include "matchbox.h" +#include "mb-wm-client.h" +#include "mb-wm-comp-mgr.h" +#include "mb-wm-comp-mgr-xrender.h" + +#include <math.h> + +#include <X11/Xresource.h> +#include <X11/extensions/Xdamage.h> +#include <X11/extensions/Xrender.h> +#include <X11/extensions/Xcomposite.h> + +#define SHADOW_RADIUS 6 +#define SHADOW_OPACITY 0.75 +#define SHADOW_OFFSET_X (-SHADOW_RADIUS) +#define SHADOW_OFFSET_Y (-SHADOW_RADIUS) + +/* + * A helper object to store manager's per-client data + */ +struct MBWMCompMgrDefaultClient +{ + MBWMCompMgrClient parent; + + int damaged; + Damage damage; + Picture picture; + XserverRegion extents; + XserverRegion border_clip; +}; + +static void +mb_wm_comp_mgr_xrender_client_show_real (MBWMCompMgrClient * client); + +static void +mb_wm_comp_mgr_xrender_client_hide_real (MBWMCompMgrClient * client); + +static void +mb_wm_comp_mgr_xrender_client_repair_real (MBWMCompMgrClient * client); + +static void +mb_wm_comp_mgr_xrender_client_configure_real (MBWMCompMgrClient * client); + +static void +mb_wm_comp_mgr_xrender_client_class_init (MBWMObjectClass *klass) +{ + MBWMCompMgrClientClass *c_klass = MB_WM_COMP_MGR_CLIENT_CLASS (klass); + + c_klass->show = mb_wm_comp_mgr_xrender_client_show_real; + c_klass->hide = mb_wm_comp_mgr_xrender_client_hide_real; + c_klass->repair = mb_wm_comp_mgr_xrender_client_repair_real; + c_klass->configure = mb_wm_comp_mgr_xrender_client_configure_real; + +#if MBWM_WANT_DEBUG + klass->klass_name = "MBWMCompMgrDefaultClient"; +#endif +} + +static int +mb_wm_comp_mgr_xrender_client_init (MBWMObject *obj, va_list vap) +{ + MBWMCompMgrClient *client = MB_WM_COMP_MGR_CLIENT (obj); + MBWMCompMgrDefaultClient *dclient = MB_WM_COMP_MGR_DEFAULT_CLIENT (obj); + MBWindowManager *wm; + MBWindowManagerClient *wm_client = client->wm_client; + + if (!wm_client || !wm_client->wmref) + return 0; + + return 1; +} + +static void +mb_wm_comp_mgr_xrender_client_destroy (MBWMObject* obj) +{ + MBWMCompMgrClient * c = MB_WM_COMP_MGR_CLIENT (obj); + MBWMCompMgrDefaultClient * dc = MB_WM_COMP_MGR_DEFAULT_CLIENT (obj); + MBWindowManager * wm = c->wm; + + mb_wm_comp_mgr_client_hide (c); + + if (dc->damage) + XDamageDestroy (wm->xdpy, dc->damage); + + if (dc->picture) + XRenderFreePicture (wm->xdpy, dc->picture); + + if (dc->extents) + XFixesDestroyRegion (wm->xdpy, dc->extents); + + if (dc->border_clip) + XFixesDestroyRegion (wm->xdpy, dc->border_clip); +} + +int +mb_wm_comp_mgr_xrender_client_class_type () +{ + static int type = 0; + + if (UNLIKELY(type == 0)) + { + static MBWMObjectClassInfo info = { + sizeof (MBWMCompMgrDefaultClientClass), + sizeof (MBWMCompMgrDefaultClient), + mb_wm_comp_mgr_xrender_client_init, + mb_wm_comp_mgr_xrender_client_destroy, + mb_wm_comp_mgr_xrender_client_class_init + }; + + type = + mb_wm_object_register_class (&info, MB_WM_TYPE_COMP_MGR_CLIENT, 0); + } + + return type; +} + +/* + * This is a private method, hence static + */ +static MBWMCompMgrClient * +mb_wm_comp_mgr_xrender_client_new (MBWindowManagerClient * client) +{ + MBWMObject *c; + + c = mb_wm_object_new (MB_WM_TYPE_COMP_MGR_DEFAULT_CLIENT, + MBWMObjectPropClient, client, + NULL); + + return MB_WM_COMP_MGR_CLIENT (c); +} + +static void +mb_wm_comp_mgr_xrender_add_damage (MBWMCompMgr * mgr, XserverRegion damage); + +static XserverRegion +mb_wm_comp_mgr_xrender_client_extents (MBWMCompMgrClient *client); + +static void +mb_wm_comp_mgr_xrender_client_hide_real (MBWMCompMgrClient * client) +{ + MBWMCompMgrDefaultClient * dclient = MB_WM_COMP_MGR_DEFAULT_CLIENT (client); + MBWindowManagerClient * wm_client = client->wm_client; + MBWindowManager * wm = client->wm; + MBWMCompMgr * mgr = wm->comp_mgr; + MBWindowManagerClient * c; + Bool is_modal = mb_wm_client_is_modal (wm_client); + + if (is_modal && ((c = mb_wm_get_visible_main_client (wm)) != NULL)) + { + XserverRegion extents; + /* We need to make sure the any lowlighting on a 'parent' + * modal for app gets cleared. This is kind of a sledgehammer + * approach to it, but more suttle attempts oddly fail at times. + * + * FIXME: keep an eye on this for future revisions of composite + * - there may be a better way. + */ + mb_wm_comp_mgr_xrender_client_repair_real (c->cm_client); + extents = mb_wm_comp_mgr_xrender_client_extents (c->cm_client); + mb_wm_comp_mgr_xrender_add_damage (mgr, extents); + } + + if (dclient->damage) + { + XDamageDestroy (wm->xdpy, dclient->damage); + dclient->damage = None; + } + + if (dclient->extents) + { + mb_wm_comp_mgr_xrender_add_damage (mgr, dclient->extents); + dclient->extents = None; + } + + if (dclient->picture) + { + XRenderFreePicture (wm->xdpy, dclient->picture); + dclient->picture = None; + } +} + +static void +mb_wm_comp_mgr_xrender_client_show_real (MBWMCompMgrClient * client) +{ + MBWMCompMgrDefaultClient * dclient = MB_WM_COMP_MGR_DEFAULT_CLIENT (client); + MBWindowManagerClient * wm_client = client->wm_client; + MBWindowManager * wm = client->wm; + MBWMCompMgr * mgr = wm->comp_mgr; + XserverRegion region; + XRenderPictureAttributes pa; + MBWMClientType ctype = MB_WM_CLIENT_CLIENT_TYPE (wm_client); + Bool is_modal; + + /* + * Destroying / Recreating the client pictures should hopefully save + * some memory in the server. + */ + if (!dclient->picture) + { + pa.subwindow_mode = IncludeInferiors; + + dclient->picture = + XRenderCreatePicture (wm->xdpy, + wm_client->xwin_frame ? + wm_client->xwin_frame : + wm_client->window->xwindow, + client->is_argb32 ? + XRenderFindStandardFormat (wm->xdpy, + PictStandardARGB32) + + : XRenderFindVisualFormat (wm->xdpy, + wm_client->window->visual), + CPSubwindowMode, + &pa); + } + + if (dclient->damage != None) + XDamageDestroy (wm->xdpy, dclient->damage); + + dclient->damage = XDamageCreate (wm->xdpy, + wm_client->xwin_frame ? + wm_client->xwin_frame : + wm_client->window->xwindow, + XDamageReportNonEmpty); + + region = mb_wm_comp_mgr_xrender_client_extents (client); + + mb_wm_comp_mgr_xrender_add_damage (mgr, region); + + /* + * If the wm client is modal we have to add its parent to the damage + * in order for lowlighting to work + */ + if (mb_wm_client_is_modal (wm_client)) + { + MBWindowManagerClient * parent = + mb_wm_client_get_transient_for (wm_client); + + if (parent && parent->cm_client) + { + XserverRegion extents = + mb_wm_comp_mgr_xrender_client_extents (parent->cm_client); + + mb_wm_comp_mgr_xrender_add_damage (mgr, extents); + } + } + + if (!dclient->extents) + { + dclient->extents = mb_wm_comp_mgr_xrender_client_extents (client); + } +} + + +/* + * The Manager itself + */ + +typedef struct MBGaussianMap +{ + int size; + double * data; +} MBGaussianMap; + + +struct MBWMCompMgrDefaultPrivate +{ + MBGaussianMap * gaussian_map; + + Picture shadow_n_pic; + Picture shadow_e_pic; + Picture shadow_s_pic; + Picture shadow_w_pic; + + Picture shadow_ne_pic; + Picture shadow_nw_pic; + Picture shadow_se_pic; + Picture shadow_sw_pic; + + Picture shadow_pic; + + int shadow_dx; + int shadow_dy; + int shadow_padding_width; + int shadow_padding_height; + int shadow_style; + unsigned int shadow_color[4]; /* RGBA */ + + Picture trans_picture; + Picture black_picture; + Picture lowlight_picture; + unsigned int lowlight_params[4]; /* RGBA */ + + Picture root_picture; + Picture root_buffer; + + XserverRegion all_damage; + Bool dialog_shade; +}; + +static void +mb_wm_comp_mgr_xrender_private_free (MBWMCompMgrDefault *mgr) +{ + MBWMCompMgrDefaultPrivate * priv = mgr->priv; + Display * xdpy = MB_WM_COMP_MGR (mgr)->wm->xdpy; + + if (priv->gaussian_map) + free (priv->gaussian_map); + + XRenderFreePicture (xdpy, priv->shadow_n_pic); + XRenderFreePicture (xdpy, priv->shadow_e_pic); + XRenderFreePicture (xdpy, priv->shadow_s_pic); + XRenderFreePicture (xdpy, priv->shadow_w_pic); + + XRenderFreePicture (xdpy, priv->shadow_ne_pic); + XRenderFreePicture (xdpy, priv->shadow_nw_pic); + XRenderFreePicture (xdpy, priv->shadow_se_pic); + XRenderFreePicture (xdpy, priv->shadow_sw_pic); + + XRenderFreePicture (xdpy, priv->shadow_pic); + + XRenderFreePicture (xdpy, priv->black_picture); + XRenderFreePicture (xdpy, priv->lowlight_picture); + XRenderFreePicture (xdpy, priv->trans_picture); + + if (priv->root_picture) + XRenderFreePicture (xdpy, priv->root_picture); + + if (priv->root_buffer) + XRenderFreePicture (xdpy, priv->root_buffer); + + if (priv->all_damage) + XDamageDestroy (xdpy, priv->all_damage); + + free (priv); +} + +static void +mb_wm_comp_mgr_xrender_register_client_real (MBWMCompMgr * mgr, + MBWindowManagerClient * c) +{ + MBWMCompMgrDefaultPrivate * priv = MB_WM_COMP_MGR_DEFAULT (mgr)->priv; + + MBWM_NOTE (COMPOSITOR, "@@@@ registering client for %x @@@@\n", + c->window->xwindow); + + if (c->cm_client) + return; + + c->cm_client = mb_wm_comp_mgr_xrender_client_new (c); +} + +static void +mb_wm_comp_mgr_xrender_turn_on_real (MBWMCompMgr *mgr); + +static void +mb_wm_comp_mgr_xrender_turn_off_real (MBWMCompMgr *mgr); + +static void +mb_wm_comp_mgr_xrender_render_real (MBWMCompMgr *mgr); + +static Bool +mb_wm_comp_mgr_xrender_handle_damage (XDamageNotifyEvent * de, + MBWMCompMgr * mgr); + +static void +mb_wm_comp_mgr_xrender_class_init (MBWMObjectClass *klass) +{ + MBWMCompMgrClass *cm_klass = MB_WM_COMP_MGR_CLASS (klass); + +#if MBWM_WANT_DEBUG + klass->klass_name = "MBWMCompMgrDefault"; +#endif + + cm_klass->register_client = mb_wm_comp_mgr_xrender_register_client_real; + cm_klass->turn_on = mb_wm_comp_mgr_xrender_turn_on_real; + cm_klass->turn_off = mb_wm_comp_mgr_xrender_turn_off_real; + cm_klass->render = mb_wm_comp_mgr_xrender_render_real; + cm_klass->handle_damage = mb_wm_comp_mgr_xrender_handle_damage; +} + +static void +mb_wm_comp_mgr_xrender_init_pictures (MBWMCompMgr *mgr); + +static int +mb_wm_comp_mgr_xrender_init (MBWMObject *obj, va_list vap) +{ + MBWMCompMgr * mgr = MB_WM_COMP_MGR (obj); + MBWMCompMgrDefault * dmgr = MB_WM_COMP_MGR_DEFAULT (obj); + MBWindowManager * wm = mgr->wm; + MBWMCompMgrDefaultPrivate * priv; + + if (!wm) + return 0; + + dmgr->priv = mb_wm_util_malloc0 (sizeof (MBWMCompMgrDefaultPrivate)); + priv = dmgr->priv; + + priv->shadow_dx = SHADOW_OFFSET_X; + priv->shadow_dy = SHADOW_OFFSET_Y; + + /* Not really used yet */ + priv->shadow_padding_width = 0; + priv->shadow_padding_height = 0; + + mgr->disabled = True; + + XCompositeRedirectSubwindows (wm->xdpy, wm->root_win->xwindow, + CompositeRedirectManual); + + mb_wm_theme_get_shadow_color (wm->theme, + &priv->shadow_color[0], + &priv->shadow_color[1], + &priv->shadow_color[2], + &priv->shadow_color[3]); + + mb_wm_theme_get_lowlight_color (wm->theme, + &priv->lowlight_params[0], + &priv->lowlight_params[1], + &priv->lowlight_params[2], + &priv->lowlight_params[3]); + + priv->shadow_style = mb_wm_theme_get_shadow_type (wm->theme); + + mb_wm_comp_mgr_xrender_init_pictures (mgr); + + return 1; +} + +static void +mb_wm_comp_mgr_xrender_destroy (MBWMObject * obj) +{ + MBWMCompMgr * mgr = MB_WM_COMP_MGR (obj); + MBWMCompMgrDefault * dmgr = MB_WM_COMP_MGR_DEFAULT (obj); + + mb_wm_comp_mgr_turn_off (mgr); + mb_wm_comp_mgr_xrender_private_free (dmgr); +} + +int +mb_wm_comp_mgr_xrender_class_type () +{ + static int type = 0; + + if (UNLIKELY(type == 0)) + { + static MBWMObjectClassInfo info = { + sizeof (MBWMCompMgrDefaultClass), + sizeof (MBWMCompMgrDefault), + mb_wm_comp_mgr_xrender_init, + mb_wm_comp_mgr_xrender_destroy, + mb_wm_comp_mgr_xrender_class_init + }; + + type = mb_wm_object_register_class (&info, MB_WM_TYPE_COMP_MGR, 0); + } + + return type; +} + +/* Shadow Generation */ +static double +gaussian (double r, double x, double y) +{ + return ((1 / (sqrt (2 * M_PI * r))) * + exp ((- (x * x + y * y)) / (2 * r * r))); +} + + +static MBGaussianMap * +mb_wm_comp_mgr_xrender_make_gaussian_map (double r) +{ + MBGaussianMap *c; + int size = ((int) ceil ((r * 3)) + 1) & ~1; + int center = size / 2; + int x, y; + double t = 0.0; + double g; + + c = malloc (sizeof (MBGaussianMap) + size * size * sizeof (double)); + c->size = size; + + c->data = (double *) (c + 1); + + for (y = 0; y < size; y++) + for (x = 0; x < size; x++) + { + g = gaussian (r, (double) (x - center), (double) (y - center)); + t += g; + c->data[y * size + x] = g; + } + + for (y = 0; y < size; y++) + for (x = 0; x < size; x++) + c->data[y*size + x] /= t; + + return c; +} + +static unsigned char +mb_wm_comp_mgr_xrender_sum_gaussian (MBWMCompMgr * mgr, double opacity, + int x, int y, int width, int height) +{ + MBGaussianMap * map = MB_WM_COMP_MGR_DEFAULT (mgr)->priv->gaussian_map; + int fx, fy; + double * g_data; + double * g_line = map->data; + int g_size = map->size; + int center = g_size / 2; + int fx_start, fx_end; + int fy_start, fy_end; + double v; + + /* + * Compute set of filter values which are "in range", + * that's the set with: + * 0 <= x + (fx-center) && x + (fx-center) < width && + * 0 <= y + (fy-center) && y + (fy-center) < height + * + * 0 <= x + (fx - center) x + fx - center < width + * center - x <= fx fx < width + center - x + */ + + fx_start = center - x; + if (fx_start < 0) + fx_start = 0; + fx_end = width + center - x; + if (fx_end > g_size) + fx_end = g_size; + + fy_start = center - y; + if (fy_start < 0) + fy_start = 0; + fy_end = height + center - y; + if (fy_end > g_size) + fy_end = g_size; + + g_line = g_line + fy_start * g_size + fx_start; + + v = 0; + for (fy = fy_start; fy < fy_end; fy++) + { + g_data = g_line; + g_line += g_size; + + for (fx = fx_start; fx < fx_end; fx++) + v += *g_data++; + } + if (v > 1) + v = 1; + + return ((unsigned int) (v * opacity * 255.0)); +} + +#define MAX_TILE_SZ 16 /* make sure size/2 < MAX_TILE_SZ */ +#define WIDTH 320 +#define HEIGHT 320 + +static void +mb_wm_comp_mgr_xrender_shadow_setup_part (MBWMCompMgr * mgr, + XImage ** ximage, + Picture * pic, + Pixmap * pxm, + int width, + int height) +{ + MBWindowManager * wm = mgr->wm; + + *ximage = XCreateImage (wm->xdpy, DefaultVisual(wm->xdpy, wm->xscreen), + 8, ZPixmap, 0, 0, + width, height, 8, width * sizeof (unsigned char)); + + (*ximage)->data = malloc (width * height * sizeof (unsigned char)); + + *pxm = XCreatePixmap (wm->xdpy, wm->root_win->xwindow, + width, height, 8); + + *pic = XRenderCreatePicture (wm->xdpy, *pxm, + XRenderFindStandardFormat (wm->xdpy, + PictStandardA8), + 0, 0); +} + +static void +mb_wm_comp_mgr_xrender_shadow_finalise_part (MBWMCompMgr * mgr, + XImage * ximage, + Picture pic, + Pixmap pxm, + int width, + int height) +{ + MBWindowManager * wm = mgr->wm; + + GC gc = XCreateGC (wm->xdpy, pxm, 0, 0); + XPutImage (wm->xdpy, pxm, gc, ximage, 0, 0, 0, 0, width, height); + XDestroyImage (ximage); + XFreeGC (wm->xdpy, gc); + XFreePixmap (wm->xdpy, pxm); +} + +static void +mb_wm_comp_mgr_xrender_shadow_setup (MBWMCompMgr * mgr) +{ + MBWindowManager * wm = mgr->wm; + MBWMCompMgrDefaultPrivate * priv = MB_WM_COMP_MGR_DEFAULT (mgr)->priv; + XImage * ximage; + Pixmap pxm; + unsigned char * data; + int size; + int center; + int x, y; + unsigned char d; + int pwidth, pheight; + double opacity = SHADOW_OPACITY; + + if (priv->shadow_style == MBWM_COMP_MGR_SHADOW_NONE) + return; + + if (priv->shadow_style == MBWM_COMP_MGR_SHADOW_SIMPLE) + { + priv->shadow_padding_width = 0; + priv->shadow_padding_height = 0; + return; + } + + /* SHADOW_STYLE_GAUSSIAN */ + priv->gaussian_map = + mb_wm_comp_mgr_xrender_make_gaussian_map (SHADOW_RADIUS); + + priv->shadow_padding_width = priv->gaussian_map->size; + priv->shadow_padding_height = priv->gaussian_map->size; + + size = priv->gaussian_map->size; + center = size / 2; + + /* Top & bottom */ + pwidth = MAX_TILE_SZ; + pheight = size/2; + mb_wm_comp_mgr_xrender_shadow_setup_part (mgr, + &ximage, &priv->shadow_n_pic, &pxm, + pwidth, pheight); + + data = (unsigned char*)ximage->data; + + for (y = 0; y < pheight; y++) + { + d = mb_wm_comp_mgr_xrender_sum_gaussian (mgr, opacity, + center, y - center, + WIDTH, HEIGHT); + for (x = 0; x < pwidth; x++) + data[y * pwidth + x] = d; + } + + mb_wm_comp_mgr_xrender_shadow_finalise_part (mgr, ximage, priv->shadow_n_pic, + pxm, pwidth, pheight); + + pwidth = MAX_TILE_SZ; + pheight = MAX_TILE_SZ; + + mb_wm_comp_mgr_xrender_shadow_setup_part (mgr, &ximage, &priv->shadow_s_pic, + &pxm, pwidth, pheight); + + data = (unsigned char*)ximage->data; + + for (y = 0; y < pheight; y++) + { + d = mb_wm_comp_mgr_xrender_sum_gaussian (mgr, opacity, + center, y - center, + WIDTH, HEIGHT); + for (x = 0; x < pwidth; x++) + data[(pheight - y - 1) * pwidth + x] = d; + } + + mb_wm_comp_mgr_xrender_shadow_finalise_part (mgr, ximage, priv->shadow_s_pic, + pxm, pwidth, pheight); + + /* Sides */ + pwidth = MAX_TILE_SZ; + pheight = MAX_TILE_SZ; + mb_wm_comp_mgr_xrender_shadow_setup_part (mgr, &ximage, &priv->shadow_w_pic, + &pxm, pwidth, pheight); + + data = (unsigned char*)ximage->data; + + for (x = 0; x < pwidth; x++) + { + d = mb_wm_comp_mgr_xrender_sum_gaussian (mgr, opacity, + x - center, center, + WIDTH, HEIGHT); + for (y = 0; y < pheight; y++) + data[y * pwidth + (pwidth - x - 1)] = d; + } + + mb_wm_comp_mgr_xrender_shadow_finalise_part (mgr, ximage, priv->shadow_w_pic, + pxm, pwidth, pheight); + + mb_wm_comp_mgr_xrender_shadow_setup_part (mgr, &ximage, &priv->shadow_e_pic, + &pxm, pwidth, pheight); + + data = (unsigned char*)ximage->data; + + for (x = 0; x < pwidth; x++) + { + d = mb_wm_comp_mgr_xrender_sum_gaussian (mgr, opacity, + x - center, center, + WIDTH, HEIGHT); + for (y = 0; y < pheight; y++) + data[y * pwidth + x] = d; + } + + mb_wm_comp_mgr_xrender_shadow_finalise_part (mgr, ximage, priv->shadow_e_pic, + pxm, pwidth, pheight); + + /* Corners */ + pwidth = MAX_TILE_SZ; + pheight = MAX_TILE_SZ; + mb_wm_comp_mgr_xrender_shadow_setup_part (mgr, &ximage, &priv->shadow_nw_pic, + &pxm, pwidth, pheight); + + data = (unsigned char*)ximage->data; + + for (x = 0; x < pwidth; x++) + for (y = 0; y < pheight; y++) + { + d = mb_wm_comp_mgr_xrender_sum_gaussian (mgr, opacity, + x-center, y-center, + WIDTH, HEIGHT); + + data[y * pwidth + x] = d; + } + + mb_wm_comp_mgr_xrender_shadow_finalise_part (mgr, ximage, + priv->shadow_nw_pic, + pxm, pwidth, pheight); + + mb_wm_comp_mgr_xrender_shadow_setup_part (mgr, &ximage, &priv->shadow_sw_pic, + &pxm, pwidth, pheight); + + data = (unsigned char*)ximage->data; + + for (x = 0; x < pwidth; x++) + for (y = 0; y < pheight; y++) + { + d = mb_wm_comp_mgr_xrender_sum_gaussian (mgr, opacity, + x-center, y-center, + WIDTH, HEIGHT); + + data[(pheight - y - 1) * pwidth + x] = d; + } + + mb_wm_comp_mgr_xrender_shadow_finalise_part (mgr, ximage, + priv->shadow_sw_pic, + pxm, pwidth, pheight); + + mb_wm_comp_mgr_xrender_shadow_setup_part (mgr, &ximage, &priv->shadow_se_pic, + &pxm, pwidth, pheight); + + data = (unsigned char*)ximage->data; + + for (x = 0; x < pwidth; x++) + for (y = 0; y < pheight; y++) + { + d = mb_wm_comp_mgr_xrender_sum_gaussian (mgr, opacity, + x-center, y-center, + WIDTH, HEIGHT); + + data[(pheight - y - 1) * pwidth + (pwidth - x -1)] = d; + } + + mb_wm_comp_mgr_xrender_shadow_finalise_part (mgr, ximage, + priv->shadow_se_pic, + pxm, pwidth, pheight); + + mb_wm_comp_mgr_xrender_shadow_setup_part(mgr, &ximage, &priv->shadow_ne_pic, + &pxm, pwidth, pheight); + + data = (unsigned char*)ximage->data; + + for (x = 0; x < pwidth; x++) + for (y = 0; y < pheight; y++) + { + d = mb_wm_comp_mgr_xrender_sum_gaussian (mgr, opacity, + x-center, y-center, WIDTH, HEIGHT); + + data[y * pwidth + (pwidth - x -1)] = d; + } + + mb_wm_comp_mgr_xrender_shadow_finalise_part (mgr, ximage, + priv->shadow_ne_pic, + pxm, pwidth, pheight); + + /* Finally center */ + pwidth = MAX_TILE_SZ; + pheight = MAX_TILE_SZ; + mb_wm_comp_mgr_xrender_shadow_setup_part (mgr, &ximage, &priv->shadow_pic, + &pxm, pwidth, pheight); + + data = (unsigned char*)ximage->data; + + d = mb_wm_comp_mgr_xrender_sum_gaussian (mgr, opacity, + center, center, WIDTH, HEIGHT); + + for (x = 0; x < pwidth; x++) + for (y = 0; y < pheight; y++) + data[y * pwidth + x] = d; + + mb_wm_comp_mgr_xrender_shadow_finalise_part (mgr, ximage, priv->shadow_pic, + pxm, pwidth, pheight); + +} + +static Picture +mb_wm_comp_mgr_xrender_shadow_gaussian_make_picture (MBWMCompMgr * mgr, + int width, int height) +{ + MBWindowManager * wm = mgr->wm; + MBWMCompMgrDefaultPrivate * priv = MB_WM_COMP_MGR_DEFAULT (mgr)->priv; + Picture pic; + Pixmap pxm; + int pwidth, pheight, x, y, dw, dh; + + pxm = XCreatePixmap (wm->xdpy, wm->root_win->xwindow, width, height, 8); + pic = XRenderCreatePicture (wm->xdpy, pxm, + XRenderFindStandardFormat (wm->xdpy, + PictStandardA8), + 0,0); + + pwidth = MAX_TILE_SZ; + pheight = MAX_TILE_SZ; + + for (x=0; x < width; x += pwidth) + for (y=0; y < height; y += pheight) + { + if ( (y + pheight) > height ) + dh = pheight - ((y + pheight)-height); + else + dh = pheight; + + if ( (x + pwidth) > width ) + dw = pwidth - ((x + pwidth)-width); + else + dw = pwidth; + + XRenderComposite (wm->xdpy, PictOpSrc, + priv->shadow_pic, None, pic, + 0, 0, 0, 0, x, y, dw, dh); + } + + /* Top & bottom */ + if ( width > (MAX_TILE_SZ*2) ) + { + pwidth = MAX_TILE_SZ; pheight = MAX_TILE_SZ; + + for (x=0; x < width; x += pwidth ) + { + if ( (x + pwidth) > width ) + dw = pwidth - ((x + pwidth)-width); + else + dw = pwidth; + + XRenderComposite (wm->xdpy, PictOpSrc, + priv->shadow_n_pic, None, pic, + 0, 0, 0, 0, x, 0, dw, pheight); + XRenderComposite (wm->xdpy, PictOpSrc, + priv->shadow_s_pic, None, pic, + 0, 0, 0, 0, x, height - pheight, dw, pheight); + } + } + + /* Sides */ + if ( height > (MAX_TILE_SZ*2) ) + { + pwidth = MAX_TILE_SZ; pheight = MAX_TILE_SZ; + + for (y=0; y < height; y += pheight) + { + if ( (y + pheight) > height ) + dh = pheight - ((y + pheight)-height); + else + dh = pheight; + + XRenderComposite (wm->xdpy, PictOpSrc /* PictOpIn */, + priv->shadow_e_pic, None, pic, + 0, 0, 0, 0, 0, y, pwidth, dh); + XRenderComposite (wm->xdpy, PictOpSrc /* PictOpIn */, + priv->shadow_w_pic, None, pic, + 0, 0, 0, 0, width - pwidth, y, pwidth, dh); + } + } + + /* Corners */ + pwidth = MAX_TILE_SZ; pheight = MAX_TILE_SZ; + + XRenderComposite (wm->xdpy, PictOpSrc, priv->shadow_nw_pic, None, pic, + 0, 0, 0, 0, 0, 0, pwidth, pheight); + + XRenderComposite (wm->xdpy, PictOpSrc, priv->shadow_ne_pic, None, pic, + 0, 0, 0, 0, width - pwidth, 0, pwidth, pheight); + + XRenderComposite (wm->xdpy, PictOpSrc, priv->shadow_sw_pic, None, pic, + 0, 0, 0, 0, 0, height - pheight, pwidth, pheight); + + XRenderComposite (wm->xdpy, PictOpSrc, priv->shadow_se_pic, None, pic, + 0, 0, 0, 0, width - pwidth, height - pheight, + pwidth, pheight); + + XFreePixmap (wm->xdpy, pxm); + return pic; +} + +static XserverRegion +mb_wm_comp_mgr_xrender_client_extents (MBWMCompMgrClient *client) +{ + MBWindowManagerClient *wm_client = client->wm_client; + MBWindowManager *wm = client->wm; + MBWMCompMgr *mgr = wm->comp_mgr; + MBWMCompMgrDefaultPrivate *priv = MB_WM_COMP_MGR_DEFAULT (mgr)->priv; + MBGeometry geom; + XRectangle r; + MBWMClientType ctype = MB_WM_CLIENT_CLIENT_TYPE (wm_client); + XserverRegion extents; + + mb_wm_client_get_coverage (wm_client, &geom); + + r.x = geom.x; + r.y = geom.y; + r.width = geom.width; + r.height = geom.height; + + if (priv->shadow_style) + { + if (ctype == MBWMClientTypeDialog || + ctype == MBWMClientTypeMenu || + ctype == MBWMClientTypeOverride) + { + if (priv->shadow_style == MBWM_COMP_MGR_SHADOW_SIMPLE) + { + r.width += priv->shadow_dx; + r.height += priv->shadow_dy; + } + else + { + r.x += priv->shadow_dx; + r.y += priv->shadow_dy; + r.width += priv->shadow_padding_width; + r.height += priv->shadow_padding_height; + } + } + } + + extents = XFixesCreateRegion (wm->xdpy, &r, 1); + + return extents; +} + +static XserverRegion +mb_wm_comp_mgr_xrender_client_border_size (MBWMCompMgrClient * client, + int x, int y) +{ + MBWindowManagerClient * wm_client = client->wm_client; + MBWindowManager * wm = client->wm; + XserverRegion border; + + border = XFixesCreateRegionFromWindow (wm->xdpy, + wm_client->xwin_frame ? + wm_client->xwin_frame : + wm_client->window->xwindow, + WindowRegionBounding); + /* translate this */ + XFixesTranslateRegion (wm->xdpy, border, x, y); + return border; +} + +static XserverRegion +mb_wm_comp_mgr_xrender_client_window_region (MBWMCompMgrClient *client, + Window xwin, int x, int y) +{ + MBWindowManagerClient * wm_client = client->wm_client; + MBWindowManager * wm = client->wm; + XserverRegion region; + + region = + XFixesCreateRegionFromWindow (wm->xdpy, xwin, WindowRegionBounding); + + /* translate this */ + XFixesTranslateRegion (wm->xdpy, region, x, y); + + return region; +} + +static Visual* +mb_wm_comp_mgr_xrender_get_argb32_visual (MBWMCompMgr * mgr) +{ + MBWindowManager * wm = mgr->wm; + XVisualInfo * xvi; + XVisualInfo template; + int nvi; + int i; + XRenderPictFormat * format; + Visual * visual = NULL; + + template.screen = wm->xscreen; + template.depth = 32; + template.class = TrueColor; + + if ((xvi = XGetVisualInfo (wm->xdpy, + VisualScreenMask|VisualDepthMask|VisualClassMask, + &template, + &nvi)) == NULL) + return NULL; + + for (i = 0; i < nvi; i++) + { + format = XRenderFindVisualFormat (wm->xdpy, xvi[i].visual); + if (format->type == PictTypeDirect && format->direct.alphaMask) + { + visual = xvi[i].visual; + break; + } + } + + XFree (xvi); + return visual; +} + +static void +mb_wm_comp_mgr_xrender_init_pictures (MBWMCompMgr *mgr) +{ + MBWindowManager * wm; + Window rwin; + MBWMCompMgrDefaultPrivate * priv; + Pixmap transPixmap, blackPixmap, lowlightPixmap, + redPixmap; + XRenderPictureAttributes pa; + XRenderColor c; + int i; + + if (!mgr) + return; + + wm = mgr->wm; + rwin = wm->root_win->xwindow; + priv = MB_WM_COMP_MGR_DEFAULT (mgr)->priv; + + { + Picture pics_to_free[] = { priv->trans_picture, + priv->black_picture, + priv->lowlight_picture, + priv->shadow_n_pic, + priv->shadow_e_pic, + priv->shadow_s_pic, + priv->shadow_w_pic, + priv->shadow_ne_pic, + priv->shadow_nw_pic, + priv->shadow_se_pic, + priv->shadow_sw_pic, + priv->shadow_pic }; + + for (i=0; i < (sizeof(pics_to_free)/sizeof(Picture)); i++) + if (pics_to_free[i] != None) + XRenderFreePicture (wm->xdpy, pics_to_free[i]); + } + + if (priv->shadow_style == MBWM_COMP_MGR_SHADOW_GAUSSIAN) + mb_wm_comp_mgr_xrender_shadow_setup (mgr); + + pa.subwindow_mode = IncludeInferiors; + pa.repeat = True; + + transPixmap = XCreatePixmap (wm->xdpy, rwin, 1, 1, 8); + + priv->trans_picture + = XRenderCreatePicture (wm->xdpy, transPixmap, + XRenderFindStandardFormat (wm->xdpy, + PictStandardA8), + CPRepeat, + &pa); + + c.red = c.green = c.blue = 0; + c.alpha = 0xddff; + + XRenderFillRectangle (wm->xdpy, PictOpSrc, priv->trans_picture, + &c, 0, 0, 1, 1); + + /* black pixmap used for shadows */ + + blackPixmap = XCreatePixmap (wm->xdpy, rwin, 1, 1, 32); + + priv->black_picture + = XRenderCreatePicture (wm->xdpy, blackPixmap, + XRenderFindStandardFormat (wm->xdpy, + PictStandardARGB32), + CPRepeat, + &pa); + + c.red = priv->shadow_color[0]; + c.green = priv->shadow_color[1]; + c.blue = priv->shadow_color[2]; + + if (priv->shadow_style == MBWM_COMP_MGR_SHADOW_GAUSSIAN) + c.alpha = 0xffff; + else + c.alpha = priv->shadow_color[3]; + + XRenderFillRectangle (wm->xdpy, PictOpSrc, priv->black_picture, + &c, 0, 0, 1, 1); + + /* Used for lowlights */ + lowlightPixmap = XCreatePixmap (wm->xdpy, rwin, 1, 1, 32); + priv->lowlight_picture + = XRenderCreatePicture (wm->xdpy, lowlightPixmap, + XRenderFindStandardFormat (wm->xdpy, + PictStandardARGB32), + CPRepeat, + &pa); + + c.red = priv->lowlight_params[0]; + c.green = priv->lowlight_params[1]; + c.blue = priv->lowlight_params[2]; + c.alpha = priv->lowlight_params[3]; + + XRenderFillRectangle (wm->xdpy, PictOpSrc, priv->lowlight_picture, + &c, 0, 0, 1, 1); + + + pa.repeat = False; + + priv->root_picture + = XRenderCreatePicture (wm->xdpy, rwin, + XRenderFindVisualFormat (wm->xdpy, + DefaultVisual (wm->xdpy, + wm->xscreen)), + CPSubwindowMode, + &pa); + + priv->all_damage = None; +} + +/* Shuts the compositing down */ +static void +mb_wm_comp_mgr_xrender_turn_off_real (MBWMCompMgr *mgr) +{ + MBWindowManager * wm; + Window rwin; + MBWMCompMgrDefaultPrivate * priv; + MBWMList * l; + + if (!mgr) + return; + + priv = MB_WM_COMP_MGR_DEFAULT (mgr)->priv; + + if (mgr->disabled) + return; + + wm = mgr->wm; + rwin = wm->root_win->xwindow; + + /* + * really shut down the composite manager. + */ + XCompositeUnredirectSubwindows (wm->xdpy, rwin, CompositeRedirectManual); + + if (priv->root_picture) + { + XRenderFreePicture (wm->xdpy, priv->root_picture); + priv->root_picture = None; + } + + if (priv->root_buffer) + { + XRenderFreePicture (wm->xdpy, priv->root_buffer); + priv->root_buffer = None; + } + + if (priv->all_damage) + { + XDamageDestroy (wm->xdpy, priv->all_damage); + priv->all_damage = None; + } + + /* Free up any client composite resources */ + l = wm->clients; + + while (l) + { + MBWindowManagerClient * wmc = l->data; + MBWMCompMgrClient * c = wmc->cm_client; + + if (c) + { + mb_wm_object_unref (MB_WM_OBJECT (c)); + wmc->cm_client = NULL; + } + + l = l->next; + } + + mgr->disabled = True; +} + +static void +mb_wm_comp_mgr_xrender_render_region (MBWMCompMgr *mgr, XserverRegion region); + +static void +mb_wm_comp_mgr_xrender_turn_on_real (MBWMCompMgr *mgr) +{ + MBWindowManager * wm; + Window rwin; + MBWMCompMgrDefaultPrivate * priv; + MBWMList * l; + + if (!mgr) + return; + + priv = MB_WM_COMP_MGR_DEFAULT (mgr)->priv; + + if (!mgr->disabled) + return; + + wm = mgr->wm; + rwin = wm->root_win->xwindow; + + XCompositeRedirectSubwindows (wm->xdpy, wm->root_win->xwindow, + CompositeRedirectManual); + + mb_wm_comp_mgr_xrender_init_pictures (mgr); + + XSync (wm->xdpy, False); + + mgr->disabled = False; + + if (!mb_wm_stack_empty (wm)) + { + MBWindowManagerClient * c; + + mb_wm_stack_enumerate (wm, c) + { + mb_wm_comp_mgr_xrender_register_client_real (mgr, c); + mb_wm_comp_mgr_xrender_client_show_real (c->cm_client); + } + + mb_wm_comp_mgr_xrender_render_region (mgr, None); + } +} + +static int +mb_wm_comp_mgr_xrender_client_get_translucency (MBWMCompMgrClient *client) +{ + MBWindowManagerClient * wm_client = client->wm_client; + + return wm_client->window->translucency; +} + +static void +mb_wm_comp_mgr_xrender_add_damage (MBWMCompMgr * mgr, XserverRegion damage) +{ + MBWMCompMgrDefaultPrivate * priv = MB_WM_COMP_MGR_DEFAULT (mgr)->priv; + MBWindowManager * wm = mgr->wm; + + if (priv->all_damage) + { + XFixesUnionRegion (wm->xdpy, priv->all_damage, priv->all_damage, + damage); + + XFixesDestroyRegion (wm->xdpy, damage); + } + else + priv->all_damage = damage; + + mb_wm_display_sync_queue (wm, MBWMSyncVisibility); +} + +static void +mb_wm_comp_mgr_xrender_client_repair_real (MBWMCompMgrClient * client) +{ + MBWindowManagerClient * wm_client = client->wm_client; + MBWindowManager * wm = client->wm; + MBWMCompMgr * mgr = wm->comp_mgr; + XserverRegion parts; + MBGeometry geom; + + parts = XFixesCreateRegion (wm->xdpy, 0, 0); + + /* translate region */ + XDamageSubtract (wm->xdpy, MB_WM_COMP_MGR_DEFAULT_CLIENT (client)->damage, + None, parts); + + mb_wm_client_get_coverage (wm_client, &geom); + + XFixesTranslateRegion (wm->xdpy, parts, geom.x, geom.y); + mb_wm_comp_mgr_xrender_add_damage (mgr, parts); +} + +static void +mb_wm_comp_mgr_xrender_client_configure_real (MBWMCompMgrClient * client) +{ + MBWMCompMgrDefaultClient * dclient = MB_WM_COMP_MGR_DEFAULT_CLIENT (client); + MBWindowManagerClient * wm_client = client->wm_client; + MBWindowManager * wm = client->wm; + MBWMCompMgr * mgr = wm->comp_mgr; + XserverRegion damage = None; + XserverRegion extents; + + extents = mb_wm_comp_mgr_xrender_client_extents (client); + + if (dclient->picture) + { + XRenderFreePicture (wm->xdpy, dclient->picture); + dclient->picture = None; + } + + damage = XFixesCreateRegion (wm->xdpy, 0, 0); + + if (dclient->extents) + { + XFixesCopyRegion (wm->xdpy, damage, dclient->extents); + XFixesDestroyRegion (wm->xdpy, dclient->extents); + } + + XFixesUnionRegion (wm->xdpy, damage, damage, extents); + + dclient->extents = extents; + + mb_wm_comp_mgr_xrender_add_damage (mgr, damage); +} + +static Bool +mb_wm_comp_mgr_xrender_handle_damage (XDamageNotifyEvent * de, + MBWMCompMgr * mgr) +{ + MBWMCompMgrDefaultPrivate * priv = MB_WM_COMP_MGR_DEFAULT (mgr)->priv; + MBWindowManager * wm = mgr->wm; + MBWindowManagerClient * c; + + c = mb_wm_managed_client_from_frame (wm, de->drawable); + + if (c && c->cm_client) + { + MBWM_NOTE (COMPOSITOR, + "Reparing window %x, a %d,%d;%dx%d, g %d,%d;%dx%d\n", + de->drawable, + de->area.x, + de->area.y, + de->area.width, + de->area.height, + de->geometry.x, + de->geometry.y, + de->geometry.width, + de->geometry.height); + + mb_wm_comp_mgr_xrender_client_repair_real (c->cm_client); + } + else + { + MBWM_NOTE (COMPOSITOR, "Failed to find client for window %x\n", + de->drawable); + } + + return False; +} + +static void +_render_a_client (MBWMCompMgrClient * client, + XserverRegion region, + int lowlight_type) /*0 none, 1 app, 2 full*/ +{ + MBWMCompMgrDefaultClient * dclient = MB_WM_COMP_MGR_DEFAULT_CLIENT (client); + MBWindowManagerClient * wm_client = client->wm_client; + MBWindowManager * wm = client->wm; + MBWMCompMgr * mgr = wm->comp_mgr; + MBWMCompMgrDefaultPrivate * priv = MB_WM_COMP_MGR_DEFAULT (mgr)->priv; + MBWMClientType ctype = MB_WM_CLIENT_CLIENT_TYPE (wm_client); + MBGeometry geom; + + if (!dclient->picture) + return; + + mb_wm_client_get_coverage (wm_client, &geom); + + /* Translucency only done for dialogs and overides */ + if ( !client->is_argb32 && + (ctype == MBWMClientTypeApp || + ctype == MBWMClientTypeDesktop || + ctype == MBWMClientTypeInput || + ctype == MBWMClientTypePanel || + mb_wm_comp_mgr_xrender_client_get_translucency (client) == -1)) + { + XserverRegion winborder; + + winborder = mb_wm_comp_mgr_xrender_client_border_size (client, + geom.x, geom.y); + + XFixesSetPictureClipRegion (wm->xdpy, priv->root_buffer, 0, 0, region); + + XFixesSubtractRegion (wm->xdpy, region, region, winborder); + + XRenderComposite (wm->xdpy, PictOpSrc, + dclient->picture, + None, priv->root_buffer, + 0, 0, 0, 0, + geom.x, geom.y, geom.width, geom.height); + + XFixesDestroyRegion (wm->xdpy, winborder); + } + else if (client->is_argb32 || + mb_wm_comp_mgr_xrender_client_get_translucency (client) != -1) + { + /* + * If the client is translucent, paint the decors only (solid). + */ + MBWMList * l = wm_client->decor; + + while (l) + { + MBWMDecor * d = l->data; + MBGeometry * g = & d->geom; + XserverRegion r; + + r = mb_wm_comp_mgr_xrender_client_window_region (client, d->xwin, + g->x, g->y); + + XFixesSetPictureClipRegion (wm->xdpy, priv->root_buffer, 0, 0, r); + XFixesSubtractRegion (wm->xdpy, region, region, r); + + XRenderComposite (wm->xdpy, PictOpSrc, + dclient->picture, + None, priv->root_buffer, + 0, 0, 0, 0, + geom.x + g->x, geom.y + g->y, + g->width, g->height); + + XFixesDestroyRegion (wm->xdpy, r); + + l = l->next; + } + } + + + /* Render lowlight dialog modal for app */ + if (lowlight_type == 1 && + (ctype & (MBWMClientTypeApp | MBWMClientTypeDesktop))) + { + int title_offset = 0; + + if (ctype == MBWMClientTypeApp) + title_offset = mb_wm_client_title_height (wm_client); + + XRenderComposite (wm->xdpy, PictOpOver, priv->lowlight_picture, None, + priv->root_buffer, + 0, 0, 0, 0, geom.x, geom.y + title_offset, + geom.width, geom.height - title_offset); + } + else if (lowlight_type == 2 /* && client->win_modal_blocker == None */) + { + /* Render lowlight dialog modal for root - e.g lowlight everything */ + XRenderComposite (wm->xdpy, PictOpOver, priv->lowlight_picture, None, + priv->root_buffer, + 0, 0, 0, 0, geom.x, geom.y, + geom.width, geom.height); + } + + if (dclient->border_clip) + { + XFixesDestroyRegion (wm->xdpy, dclient->border_clip); + dclient->border_clip = None; + } + + dclient->border_clip = XFixesCreateRegion (wm->xdpy, 0, 0); + XFixesCopyRegion (wm->xdpy, dclient->border_clip, region); +} + +static void +mb_wm_comp_mgr_xrender_render_real (MBWMCompMgr *mgr) +{ + MBWMCompMgrDefaultPrivate * priv = MB_WM_COMP_MGR_DEFAULT (mgr)->priv; + + mb_wm_comp_mgr_xrender_render_region (mgr, priv->all_damage); + + if (priv->all_damage) + { + XDamageDestroy (mgr->wm->xdpy, priv->all_damage); + priv->all_damage = None; + } +} + +static void +mb_wm_comp_mgr_xrender_render_region (MBWMCompMgr *mgr, XserverRegion region) +{ + MBWindowManager * wm = mgr->wm; + MBWMCompMgrDefaultPrivate * priv = MB_WM_COMP_MGR_DEFAULT (mgr)->priv; + MBWindowManagerClient * wmc_top, * wmc_temp, * wmc_solid = NULL; + int lowlight = 0; + int destroy_region = 0; + Bool done; + Bool top_translucent = False; + + if (mgr->disabled) + return; + + if (!region) + { + /* + * Fullscreen render + */ + XRectangle r; + + r.x = 0; + r.y = 0; + r.width = wm->xdpy_width; + r.height = wm->xdpy_height; + + region = XFixesCreateRegion (wm->xdpy, &r, 1); + destroy_region = 1; + } + + wmc_top = mb_wm_get_visible_main_client (wm); + + if (wmc_top) + top_translucent = + (mb_wm_comp_mgr_xrender_client_get_translucency(wmc_top->cm_client) == -1); + + if (!priv->root_buffer) + { + Pixmap rootPixmap = + XCreatePixmap (wm->xdpy, wm->root_win->xwindow, + wm->xdpy_width, wm->xdpy_height, + DefaultDepth (wm->xdpy, wm->xscreen)); + + priv->root_buffer = + XRenderCreatePicture (wm->xdpy, rootPixmap, + XRenderFindVisualFormat (wm->xdpy, + DefaultVisual (wm->xdpy, + wm->xscreen)), + 0, 0); + + XFreePixmap (wm->xdpy, rootPixmap); + } + + XFixesSetPictureClipRegion (wm->xdpy, priv->root_picture, 0, 0, region); + XFixesSetPictureClipRegion (wm->xdpy, priv->root_buffer, 0, 0, region); + + XRenderComposite (wm->xdpy, PictOpSrc, priv->black_picture, + None, priv->root_buffer, 0, 0, 0, 0, 0, 0, + wm->xdpy_width, wm->xdpy_height); + + /* + * Check initially to see what kind of lowlight todo ( if any ) + */ + mb_wm_stack_enumerate_reverse (wm, wmc_temp) + { + MBWMClientType type = MB_WM_CLIENT_CLIENT_TYPE (wmc_temp); + Bool is_modal = mb_wm_client_is_modal (wmc_temp); + + if (type == MBWMClientTypeDialog && is_modal) + { + MBWMModality modality = mb_wm_get_modality_type (wm); + switch (modality) + { + case MBWMModalityNormal: + default: + lowlight = 1; + break; + case MBWMModalitySystem: + lowlight = 2; + break; + case MBWMModalityNone: + lowlight = 0; + break; + } + } + + if (wmc_temp == wmc_top) + break; + } + + /* Render top -> bottom */ + done = False; + mb_wm_stack_enumerate_reverse (wm, wmc_temp) + { + _render_a_client(wmc_temp->cm_client, region, lowlight); + + /* + * Render clients until we reach first client on/below the top + * which is not translucent and is either and application or desktop + * (to have adequate coverage). + */ + if (wmc_temp == wmc_top) + { + done = True; + } + + if (done && + (MB_WM_CLIENT_CLIENT_TYPE (wmc_temp) & + (MBWMClientTypeApp | MBWMClientTypeDesktop)) && + !wmc_temp->cm_client->is_argb32 && + mb_wm_comp_mgr_xrender_client_get_translucency (wmc_temp->cm_client) + == -1) + { + wmc_solid = wmc_temp; + break; + } + } + + if (!wmc_top) + { + /* Render block of boring black in case of no top app or desktop */ + XFixesSetPictureClipRegion (wm->xdpy, priv->root_buffer, 0, 0, region); + + XRenderComposite (wm->xdpy, PictOpSrc, priv->black_picture, + None, priv->root_buffer, 0, 0, 0, 0, 0, 0, + wm->xdpy_width, wm->xdpy_height); + + XFixesSetPictureClipRegion (wm->xdpy, priv->root_buffer, 0, 0, None); + + wmc_top = wm->stack_bottom; + } + + + XFixesSetPictureClipRegion (wm->xdpy, priv->root_buffer, 0, 0, None); + + /* + * Now render shadows and any translucent clients but bottom -> top this + * time + * + * We start from the first solid client on the stack, so that any + * translucent windows on the top of the stack get correctly rendered. + */ + for (wmc_temp = wmc_solid ? wmc_solid : wmc_top; + wmc_temp; wmc_temp=wmc_temp->stacked_above) + { + MBWMClientType type = MB_WM_CLIENT_CLIENT_TYPE (wmc_temp); + MBWMCompMgrClient * c = wmc_temp->cm_client; + MBWMCompMgrDefaultClient * dc = MB_WM_COMP_MGR_DEFAULT_CLIENT (c); + Bool is_translucent; + + if (!dc || !dc->picture) + continue; + + /* + * We have to process all dialogs and, if the top client is translucent, + * any translucent windows as well. + */ + is_translucent = (c->is_argb32 || + mb_wm_comp_mgr_xrender_client_get_translucency (c) + != -1); + + if (mb_wm_client_is_mapped (wmc_temp) && + (type == MBWMClientTypeDialog || + type == MBWMClientTypeMenu || + type == MBWMClientTypeOverride || + (top_translucent && is_translucent))) + { + if (priv->shadow_style) + { + Picture shadow_pic; + MBGeometry geom; + + mb_wm_client_get_coverage (wmc_temp, &geom); + + if (priv->shadow_style == MBWM_COMP_MGR_SHADOW_SIMPLE) + { + XserverRegion shadow_region; + + /* Grab 'shape' region of window */ + shadow_region = + mb_wm_comp_mgr_xrender_client_border_size (c, + geom.x, geom.y); + + /* Offset it. */ + XFixesTranslateRegion (wm->xdpy, shadow_region, + priv->shadow_dx, + priv->shadow_dy); + + /* Intersect it, so only border remains */ + XFixesIntersectRegion (wm->xdpy, shadow_region, + dc->border_clip, + shadow_region ); + + XFixesSetPictureClipRegion (wm->xdpy, priv->root_buffer, + 0, 0, shadow_region); + + /* now paint them */ + if (wmc_temp->cm_client->is_argb32) + { + XRenderComposite (wm->xdpy, PictOpOver, + priv->black_picture, + dc->picture, + priv->root_buffer, + 0, 0, 0, 0, + geom.x + priv->shadow_dx, + geom.y + priv->shadow_dy, + geom.width + + priv->shadow_padding_width, + geom.height + + priv->shadow_padding_height); + } + else + { + XRenderComposite (wm->xdpy, PictOpOver, + priv->black_picture, + None, + priv->root_buffer, + 0, 0, 0, 0, + geom.x + priv->shadow_dx, + geom.y + priv->shadow_dy, + geom.width + + priv->shadow_padding_width, + geom.height + + priv->shadow_padding_height); + } + + /* Paint any translucent window contents, but no the + * decors. + */ + if (is_translucent) + { + MBGeometry * win_geom = & wmc_temp->window->geometry; + + XFixesDestroyRegion (wm->xdpy, shadow_region); + + shadow_region = + mb_wm_comp_mgr_xrender_client_border_size (c, + geom.x, geom.y); + + XFixesIntersectRegion (wm->xdpy, shadow_region, + dc->border_clip, shadow_region ); + + XFixesSetPictureClipRegion (wm->xdpy, priv->root_buffer, + 0, 0, shadow_region); + + if (c->is_argb32) + XRenderComposite (wm->xdpy, PictOpOver, + dc->picture, None, + priv->root_buffer, + win_geom->x, win_geom->y, 0, 0, + win_geom->x + geom.x, + win_geom->y + geom.y, + win_geom->width, win_geom->height); + else + XRenderComposite (wm->xdpy, PictOpOver, + dc->picture, priv->trans_picture, + priv->root_buffer, + win_geom->x, win_geom->y, 0, 0, + win_geom->x + geom.x, + win_geom->y + geom.y, + win_geom->width, win_geom->height); + } + + XFixesDestroyRegion (wm->xdpy, shadow_region); + } + else /* GAUSSIAN */ + { + MBGeometry * win_geom = & wmc_temp->window->geometry; + + XFixesSetPictureClipRegion (wm->xdpy, priv->root_buffer, + 0, 0, dc->border_clip); + + if (is_translucent) + { + /* No shadows currently for transparent windows */ + XRenderComposite (wm->xdpy, PictOpOver, + dc->picture, priv->trans_picture, + priv->root_buffer, + win_geom->x, win_geom->y, 0, 0, + win_geom->x + geom.x, + win_geom->y + geom.y, + win_geom->width, win_geom->height); + } + else + { + /* Combine pregenerated shadow tiles */ + shadow_pic = + mb_wm_comp_mgr_xrender_shadow_gaussian_make_picture (mgr, + geom.width + priv->shadow_padding_width, + geom.height + priv->shadow_padding_height); + + XRenderComposite (wm->xdpy, PictOpOver, + priv->black_picture, + shadow_pic, + priv->root_buffer, + win_geom->x, win_geom->y, 0, 0, + geom.x + priv->shadow_dx, + geom.y + priv->shadow_dy, + geom.width + + priv->shadow_padding_width, + geom.height + + priv->shadow_padding_height); + + XRenderFreePicture (wm->xdpy, shadow_pic); + } + } + } + } + } + + XFixesSetPictureClipRegion (wm->xdpy, priv->root_buffer, 0, 0, None); + + XRenderComposite (wm->xdpy, PictOpSrc, priv->root_buffer, None, + priv->root_picture, + 0, 0, 0, 0, 0, 0, wm->xdpy_width, wm->xdpy_height); + + if (destroy_region) + XDamageDestroy (wm->xdpy, region); +} + +MBWMCompMgr * +mb_wm_comp_mgr_xrender_new (MBWindowManager *wm) +{ + MBWMObject *mgr; + + mgr = mb_wm_object_new (MB_WM_TYPE_COMP_MGR_DEFAULT, MBWMObjectPropWm, wm, NULL); + + return MB_WM_COMP_MGR (mgr); +} + |