diff options
Diffstat (limited to 'twin/compton-tde/compton.c')
| -rw-r--r-- | twin/compton-tde/compton.c | 155 |
1 files changed, 155 insertions, 0 deletions
diff --git a/twin/compton-tde/compton.c b/twin/compton-tde/compton.c index 36af91f5b..4a4d058fd 100644 --- a/twin/compton-tde/compton.c +++ b/twin/compton-tde/compton.c @@ -1260,6 +1260,7 @@ paint_preprocess(session_t *ps, win *list) { w->fade = w->fade_last; win_set_invert_color(ps, w, w->invert_color_last); win_set_blur_background(ps, w, w->blur_background_last); + win_set_greyscale_background(ps, w, w->greyscale_background_last); } // Update window opacity target and dim state if asked @@ -1407,6 +1408,7 @@ paint_preprocess(session_t *ps, win *list) { w->fade_last = w->fade; w->invert_color_last = w->invert_color; w->blur_background_last = w->blur_background; + w->greyscale_background_last = w->greyscale_background; } } } @@ -1546,6 +1548,53 @@ xr_blur_dst(session_t *ps, Picture tgt_buffer, return true; } +/** + * @brief Make an area on a buffer greyscale. + * + * @param ps current session + * @param tgt_buffer a buffer as both source and destination + * @param x x pos + * @param y y pos + * @param wid width + * @param hei height + * @param reg_clip a clipping region to be applied on intermediate buffers + * + * @return true if successful, false otherwise + */ +static bool +xr_greyscale_dst(session_t *ps, Picture tgt_buffer, + int x, int y, int wid, int hei, XserverRegion reg_clip) { + + // Directly copying from tgt_buffer to it does not work, so we create a + // Picture in the middle. + Picture tmp_picture = xr_build_picture(ps, wid, hei, NULL); + + if (!tmp_picture) { + printf_errf("(): Failed to build intermediate Picture."); + return false; + } + + if (reg_clip && tmp_picture) + XFixesSetPictureClipRegion(ps->dpy, tmp_picture, reg_clip, 0, 0); + + Picture src_pict = tgt_buffer, dst_pict = tmp_picture; + + XRenderComposite(ps->dpy, PictOpHSLLuminosity, src_pict, None, + dst_pict, x, y, 0, 0, 0, 0, wid, hei); + + XserverRegion tmp = src_pict; + src_pict = dst_pict; + dst_pict = tmp; + + if (src_pict != tgt_buffer) + XRenderComposite(ps->dpy, PictOpSrc, src_pict, None, tgt_buffer, + 0, 0, 0, 0, x, y, wid, hei); + + free_picture(ps, &tmp_picture); + + return true; +} + /* * WORK-IN-PROGRESS! static void @@ -1647,6 +1696,35 @@ win_blur_background(session_t *ps, win *w, Picture tgt_buffer, } } +/** + * Set the background of a window to greyscale. + */ +static inline void +win_greyscale_background(session_t *ps, win *w, Picture tgt_buffer, + XserverRegion reg_paint, const reg_data_t *pcache_reg) { + const int x = w->a.x; + const int y = w->a.y; + const int wid = w->widthb; + const int hei = w->heightb; + + switch (ps->o.backend) { + case BKEND_XRENDER: + case BKEND_XR_GLX_HYBRID: + { + xr_greyscale_dst(ps, tgt_buffer, x, y, wid, hei, reg_paint); + } + break; +#ifdef CONFIG_VSYNC_OPENGL_GLSL + case BKEND_GLX: + glx_greyscale_dst(ps, x, y, wid, hei, ps->psglx->z - 0.5, + reg_paint, pcache_reg, &w->glx_greyscale_cache); + break; +#endif + default: + assert(0); + } +} + static void render_(session_t *ps, int x, int y, int dx, int dy, int wid, int hei, double opacity, bool argb, bool neg, @@ -2111,6 +2189,11 @@ paint_all(session_t *ps, XserverRegion region, XserverRegion region_real, win *t win_blur_background(ps, w, ps->tgt_buffer.pict, reg_paint, &cache_reg); } + // Set window background to greyscale + if (w->greyscale_background && (!win_is_solid(ps, w))) { + win_greyscale_background(ps, w, ps->tgt_buffer.pict, reg_paint, &cache_reg); + } + // Painting the window win_paint_win(ps, w, reg_paint, &cache_reg); } @@ -2403,6 +2486,7 @@ map_win(session_t *ps, Window id) { } win_determine_blur_background(ps, w); + win_determine_greyscale_background(ps, w); w->damaged = false; @@ -2520,6 +2604,28 @@ get_opacity_percent(win *w) { } static Bool +get_window_transparency_filter_greyscale(const session_t *ps, Window w) +{ + Atom actual; + int format; + unsigned long n, left; + + unsigned char *data; + int result = XGetWindowProperty (ps->dpy, w, ps->atom_win_type_tde_transparency_filter_greyscale, 0L, 1L, False, + XA_ATOM, &actual, &format, + &n, &left, &data); + + if (result == Success && data != None && format == 32 ) + { + Atom a; + a = *(long*)data; + XFree ( (void *) data); + return True; + } + return False; +} + +static Bool get_window_transparent_to_desktop(const session_t *ps, Window w) { Atom actual; @@ -2950,6 +3056,32 @@ win_determine_blur_background(session_t *ps, win *w) { win_set_blur_background(ps, w, blur_background_new); } +static void +win_set_greyscale_background(session_t *ps, win *w, bool greyscale_background_new) { + if (w->greyscale_background == greyscale_background_new) return; + + w->greyscale_background = greyscale_background_new; + + // Only consider window damaged if it's previously painted with background + // set to greyscale + if (!win_is_solid(ps, w)) + add_damage_win(ps, w); +} + +/** + * Determine if a window should have a greyscale background. + */ +static void +win_determine_greyscale_background(session_t *ps, win *w) { + if (IsViewable != w->a.map_state) + return; + + bool greyscale_background_new = (get_window_transparency_filter_greyscale(ps, w) || + (ps->o.greyscale_background && !win_match(ps, w, ps->o.greyscale_background_blacklist, &w->cache_bbblst))); + + win_set_greyscale_background(ps, w, greyscale_background_new); +} + /** * Update window opacity according to opacity rules. */ @@ -3006,6 +3138,8 @@ win_on_factor_change(session_t *ps, win *w) { win_update_focused(ps, w); if (ps->o.blur_background_blacklist) win_determine_blur_background(ps, w); + if (ps->o.greyscale_background_blacklist) + win_determine_greyscale_background(ps, w); if (ps->o.opacity_rules) win_update_opacity_rule(ps, w); if (IsViewable == w->a.map_state && ps->o.paint_blacklist) @@ -3273,6 +3407,7 @@ add_win(session_t *ps, Window id, Window prev) { .invert_color_force = UNSET, .blur_background = false, + .greyscale_background = false, .show_black_background = false, .show_root_tile = false, @@ -5037,6 +5172,11 @@ usage(int ret) { " 11x11gaussian.\n" "--blur-background-exclude condition\n" " Exclude conditions for background blur.\n" + "--greyscale-background\n" + " Set background of semi-transparent / ARGB windows to greyscale.\n" + " The switch name may change without prior notifications.\n" + "--greyscale-background-exclude condition\n" + " Exclude conditions for greyscale background.\n" "--resize-damage integer\n" " Resize damaged region by a specific number of pixels. A positive\n" " value enlarges it while a negative one shrinks it. Useful for\n" @@ -5909,12 +6049,16 @@ parse_config(session_t *ps, struct options_tmp *pcfgtmp) { parse_cfg_condlst(ps, &cfg, &ps->o.invert_color_list, "invert-color-include"); // --blur-background-exclude parse_cfg_condlst(ps, &cfg, &ps->o.blur_background_blacklist, "blur-background-exclude"); + // --greyscale-background-exclude + parse_cfg_condlst(ps, &cfg, &ps->o.greyscale_background_blacklist, "greyscale-background-exclude"); // --opacity-rule parse_cfg_condlst_opct(ps, &cfg, "opacity-rule"); // --unredir-if-possible-exclude parse_cfg_condlst(ps, &cfg, &ps->o.unredir_if_possible_blacklist, "unredir-if-possible-exclude"); // --blur-background lcfg_lookup_bool(&cfg, "blur-background", &ps->o.blur_background); + // --greyscale-background + lcfg_lookup_bool(&cfg, "greyscale-background", &ps->o.greyscale_background); // --blur-background-frame lcfg_lookup_bool(&cfg, "blur-background-frame", &ps->o.blur_background_frame); @@ -6066,6 +6210,8 @@ get_cfg(session_t *ps, int argc, char *const *argv, bool first_pass) { { "no-fading-opacitychange", no_argument, NULL, 321 }, { "reredir-on-root-change", no_argument, NULL, 731 }, { "glx-reinit-on-root-change", no_argument, NULL, 732 }, + { "greyscale-background", no_argument, NULL, 733 }, + { "greyscale-background-exclude", required_argument, NULL, 734 }, // Must terminate with a NULL entry { NULL, 0, NULL, 0 }, }; @@ -6339,6 +6485,11 @@ get_cfg(session_t *ps, int argc, char *const *argv, bool first_pass) { P_CASEBOOL(321, no_fading_opacitychange); P_CASEBOOL(731, reredir_on_root_change); P_CASEBOOL(732, glx_reinit_on_root_change); + P_CASEBOOL(733, greyscale_background); + case 734: + // --greyscale-background-exclude + condlst_add(ps, &ps->o.greyscale_background_blacklist, optarg); + break; default: usage(1); break; @@ -6479,6 +6630,7 @@ init_atoms(session_t *ps) { ps->atom_win_type_tde_transparent_to_black = get_atom(ps, "_TDE_TRANSPARENT_TO_BLACK"); ps->atom_win_type_tde_transparent_to_desktop = get_atom(ps, "_TDE_TRANSPARENT_TO_DESKTOP"); + ps->atom_win_type_tde_transparency_filter_greyscale = get_atom(ps, "_TDE_TRANSPARENCY_FILTER_GREYSCALE"); } #ifdef CONFIG_XRANDR @@ -7350,6 +7502,7 @@ session_init(session_t *ps_old, int argc, char **argv) { .blur_background_fixed = false, .blur_background_blacklist = NULL, .blur_kerns = { NULL }, + .greyscale_background = false, .inactive_dim = 0.0, .inactive_dim_fixed = false, .invert_color_list = NULL, @@ -7447,6 +7600,7 @@ session_init(session_t *ps_old, int argc, char **argv) { .atom_win_type = None, .atom_win_type_tde_transparent_to_black = None, .atom_win_type_tde_transparent_to_desktop = None, + .atom_win_type_tde_transparency_filter_greyscale = None, .atoms_wintypes = { 0 }, .track_atom_lst = NULL, @@ -7851,6 +8005,7 @@ session_destroy(session_t *ps) { free_wincondlst(&ps->o.focus_blacklist); free_wincondlst(&ps->o.invert_color_list); free_wincondlst(&ps->o.blur_background_blacklist); + free_wincondlst(&ps->o.greyscale_background_blacklist); free_wincondlst(&ps->o.opacity_rules); free_wincondlst(&ps->o.paint_blacklist); free_wincondlst(&ps->o.unredir_if_possible_blacklist); |