From fc9398a42e1dfc15bbb8490c049981034abb4926 Mon Sep 17 00:00:00 2001 From: Tony Crisci Date: Tue, 3 Apr 2018 00:47:45 -0400 Subject: [PATCH] Implement opacity command --- include/sway/commands.h | 1 + include/sway/tree/container.h | 2 ++ sway/commands.c | 1 + sway/commands/opacity.c | 39 +++++++++++++++++++++++++++++++++++ sway/desktop/output.c | 34 ++++++++++++++++-------------- sway/meson.build | 1 + sway/sway.5.txt | 4 ++++ sway/tree/container.c | 2 ++ 8 files changed, 68 insertions(+), 16 deletions(-) create mode 100644 sway/commands/opacity.c diff --git a/include/sway/commands.h b/include/sway/commands.h index 66f097ea..edb5a213 100644 --- a/include/sway/commands.h +++ b/include/sway/commands.h @@ -123,6 +123,7 @@ sway_cmd cmd_mark; sway_cmd cmd_mode; sway_cmd cmd_mouse_warping; sway_cmd cmd_move; +sway_cmd cmd_opacity; sway_cmd cmd_new_float; sway_cmd cmd_new_window; sway_cmd cmd_no_focus; diff --git a/include/sway/tree/container.h b/include/sway/tree/container.h index 277165ea..3a3a9429 100644 --- a/include/sway/tree/container.h +++ b/include/sway/tree/container.h @@ -83,6 +83,8 @@ struct sway_container { list_t *marks; // list of char* + float alpha; + struct { struct wl_signal destroy; // Raised after the tree updates, but before arrange_windows diff --git a/sway/commands.c b/sway/commands.c index 8156a08e..2786a879 100644 --- a/sway/commands.c +++ b/sway/commands.c @@ -163,6 +163,7 @@ static struct cmd_handler command_handlers[] = { { "kill", cmd_kill }, { "layout", cmd_layout }, { "move", cmd_move }, + { "opacity", cmd_opacity }, { "reload", cmd_reload }, { "split", cmd_split }, { "splith", cmd_splith }, diff --git a/sway/commands/opacity.c b/sway/commands/opacity.c new file mode 100644 index 00000000..b8cd1f09 --- /dev/null +++ b/sway/commands/opacity.c @@ -0,0 +1,39 @@ +#include +#include +#include "sway/commands.h" +#include "sway/tree/view.h" +#include "log.h" + +static bool parse_opacity(const char *opacity, float *val) { + char *err; + *val = strtof(opacity, &err); + if (*val < 0 || *val > 1 || *err) { + return false; + } + return true; +} + +struct cmd_results *cmd_opacity(int argc, char **argv) { + struct cmd_results *error = NULL; + if ((error = checkarg(argc, "layout", EXPECTED_EQUAL_TO, 1))) { + return error; + } + + struct sway_container *con = + config->handler_context.current_container; + + float opacity = 0.0f; + + if (!parse_opacity(argv[0], &opacity)) { + return cmd_results_new(CMD_INVALID, "opacity ", + "Invalid value (expected 0..1): %s", argv[0]); + } + + con->alpha = opacity; + + if (con->type == C_VIEW) { + view_damage_whole(con->sway_view); + } + + return cmd_results_new(CMD_SUCCESS, NULL, NULL); +} diff --git a/sway/desktop/output.c b/sway/desktop/output.c index 8a4fb4a2..6cf5da48 100644 --- a/sway/desktop/output.c +++ b/sway/desktop/output.c @@ -75,7 +75,7 @@ static bool surface_intersect_output(struct wlr_surface *surface, static void render_surface(struct wlr_surface *surface, struct wlr_output *wlr_output, struct timespec *when, - double ox, double oy, float rotation) { + double ox, double oy, float rotation, float alpha) { struct wlr_renderer *renderer = wlr_backend_get_renderer(wlr_output->backend); @@ -95,8 +95,8 @@ static void render_surface(struct wlr_surface *surface, wlr_matrix_project_box(matrix, &box, transform, rotation, wlr_output->transform_matrix); - // TODO: configurable alpha - wlr_render_texture_with_matrix(renderer, surface->texture, matrix, 1.0f); + wlr_render_texture_with_matrix(renderer, surface->texture, + matrix, alpha); wlr_surface_send_frame_done(surface, when); } @@ -110,13 +110,13 @@ static void render_surface(struct wlr_surface *surface, surface->current->width, surface->current->height, rotation); render_surface(subsurface->surface, wlr_output, when, - ox + sx, oy + sy, rotation); + ox + sx, oy + sy, rotation, alpha); } } static void render_xdg_v6_popups(struct wlr_xdg_surface_v6 *surface, struct wlr_output *wlr_output, struct timespec *when, double base_x, - double base_y, float rotation) { + double base_y, float rotation, float alpha) { double width = surface->surface->current->width; double height = surface->surface->current->height; @@ -136,19 +136,19 @@ static void render_xdg_v6_popups(struct wlr_xdg_surface_v6 *surface, width, height, rotation); render_surface(popup->surface, wlr_output, when, - base_x + popup_sx, base_y + popup_sy, rotation); + base_x + popup_sx, base_y + popup_sy, rotation, alpha); render_xdg_v6_popups(popup, wlr_output, when, - base_x + popup_sx, base_y + popup_sy, rotation); + base_x + popup_sx, base_y + popup_sy, rotation, alpha); } } static void render_wl_shell_surface(struct wlr_wl_shell_surface *surface, struct wlr_output *wlr_output, struct timespec *when, - double lx, double ly, float rotation, + double lx, double ly, float rotation, float alpha, bool is_child) { if (is_child || surface->state != WLR_WL_SHELL_SURFACE_STATE_POPUP) { render_surface(surface->surface, wlr_output, when, - lx, ly, rotation); + lx, ly, rotation, alpha); double width = surface->surface->current->width; double height = surface->surface->current->height; @@ -164,7 +164,7 @@ static void render_wl_shell_surface(struct wlr_wl_shell_surface *surface, width, height, rotation); render_wl_shell_surface(popup, wlr_output, when, - lx + popup_x, ly + popup_y, rotation, true); + lx + popup_x, ly + popup_y, rotation, alpha, true); } } } @@ -181,6 +181,7 @@ static void render_view(struct sway_container *view, void *data) { struct wlr_output *wlr_output = output->wlr_output; struct sway_view *sway_view = view->sway_view; struct wlr_surface *surface = sway_view->surface; + float alpha = sway_view->swayc->alpha; if (!surface) { return; @@ -191,17 +192,18 @@ static void render_view(struct sway_container *view, void *data) { int window_offset_x = view->sway_view->wlr_xdg_surface_v6->geometry.x; int window_offset_y = view->sway_view->wlr_xdg_surface_v6->geometry.y; render_surface(surface, wlr_output, when, - view->x - window_offset_x, view->y - window_offset_y, 0); + view->x - window_offset_x, view->y - window_offset_y, 0, alpha); render_xdg_v6_popups(sway_view->wlr_xdg_surface_v6, wlr_output, - when, view->x - window_offset_x, view->y - window_offset_y, 0); + when, view->x - window_offset_x, view->y - window_offset_y, 0, alpha); break; } case SWAY_WL_SHELL_VIEW: render_wl_shell_surface(sway_view->wlr_wl_shell_surface, wlr_output, - when, view->x, view->y, 0, false); + when, view->x, view->y, 0, alpha, false); break; case SWAY_XWAYLAND_VIEW: - render_surface(surface, wlr_output, when, view->x, view->y, 0); + render_surface(surface, wlr_output, when, view->x, view->y, + 0, alpha); break; default: break; @@ -214,7 +216,7 @@ static void render_layer(struct sway_output *output, struct timespec *when, wl_list_for_each(sway_layer, layer, link) { struct wlr_layer_surface *layer = sway_layer->layer_surface; render_surface(layer->surface, output->wlr_output, when, - sway_layer->geo.x, sway_layer->geo.y, 0); + sway_layer->geo.x, sway_layer->geo.y, 0, 1.0f); wlr_surface_send_frame_done(layer->surface, when); } } @@ -288,7 +290,7 @@ static void render_output(struct sway_output *output, struct timespec *when, } render_surface(xsurface->surface, wlr_output, &output->last_frame, - view_box.x - output_box->x, view_box.y - output_box->y, 0); + view_box.x - output_box->x, view_box.y - output_box->y, 0, 1.0f); } // TODO: Consider revising this when fullscreen windows are supported diff --git a/sway/meson.build b/sway/meson.build index 91aab0a0..f210c195 100644 --- a/sway/meson.build +++ b/sway/meson.build @@ -15,6 +15,7 @@ sway_sources = files( 'commands/focus.c', 'commands/focus_follows_mouse.c', 'commands/kill.c', + 'commands/opacity.c', 'commands/include.c', 'commands/input.c', 'commands/layout.c', diff --git a/sway/sway.5.txt b/sway/sway.5.txt index 900e499a..59c3295a 100644 --- a/sway/sway.5.txt +++ b/sway/sway.5.txt @@ -413,6 +413,10 @@ The default colors are: However, any mark that starts with an underscore will not be drawn even if the option is on. The default option is _on_. +**opacity** :: + Set the opacity of the window between 0 (completely transparent) and 1 + (completely opaque). + **unmark** :: **Unmark** will remove _identifier_ from the list of current marks on a window. If no _identifier_ is specified, then **unmark** will remove all marks. diff --git a/sway/tree/container.c b/sway/tree/container.c index 753f333c..3be08645 100644 --- a/sway/tree/container.c +++ b/sway/tree/container.c @@ -72,6 +72,8 @@ struct sway_container *container_create(enum sway_container_type type) { c->layout = L_NONE; c->workspace_layout = L_NONE; c->type = type; + c->alpha = 1.0f; + if (type != C_VIEW) { c->children = create_list(); }