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				https://gitlab.freedesktop.org/wlroots/wlroots.git
				synced 2025-11-03 09:01:40 -05:00 
			
		
		
		
	Fix various rebase-related bugs
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						commit
						ed74f473d6
					
				
					 2 changed files with 252 additions and 212 deletions
				
			
		| 
						 | 
				
			
			@ -127,19 +127,21 @@ bool view_center(struct roots_view *view) {
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	int width, height;
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	wlr_output_effective_resolution(output, &width, &height);
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	double view_x = (double)(width - size.width) / 2 + l_output->x;
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	double view_y = (double)(height - size.height) / 2 + l_output->y;
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	double view_x = (double)(width - box.width) / 2 + l_output->x;
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	double view_y = (double)(height - box.height) / 2 + l_output->y;
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	view_set_position(view, view_x, view_y);
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	return true;
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}
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void view_initialize(struct roots_view *view) {
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void view_setup(struct roots_view *view) {
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	struct roots_input *input = view->desktop->server->input;
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	view_center(view);
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	set_view_focus(input, view->desktop, view);
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	wlr_seat_keyboard_notify_enter(input->wl_seat, view->wlr_surface);
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	view_update_output(view);
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	struct wlr_box before;
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	view_get_size(view, &before);
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	view_update_output(view, &before);
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}
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void view_teardown(struct roots_view *view) {
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						 | 
				
			
			
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						 | 
				
			
			@ -5,6 +5,7 @@
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#include <tgmath.h>
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#include <time.h>
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#include <wayland-server.h>
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#include <wlr/types/wlr_box.h>
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#include <wlr/types/wlr_output.h>
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#include <wlr/types/wlr_surface.h>
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#include <wlr/interfaces/wlr_output.h>
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						 | 
				
			
			@ -28,7 +29,8 @@ static void wl_output_send_to_resource(struct wl_resource *resource) {
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	if (version >= WL_OUTPUT_MODE_SINCE_VERSION) {
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		struct wlr_output_mode *mode;
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		wl_list_for_each(mode, &output->modes, link) {
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			uint32_t flags = mode->flags & WL_OUTPUT_MODE_PREFERRED;
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			// TODO: mode->flags should just be preferred
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			uint32_t flags = mode->flags;
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			if (output->current_mode == mode) {
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				flags |= WL_OUTPUT_MODE_CURRENT;
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			}
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						 | 
				
			
			@ -134,7 +136,9 @@ static void wlr_output_update_matrix(struct wlr_output *output) {
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}
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void wlr_output_enable(struct wlr_output *output, bool enable) {
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	output->impl->enable(output, enable);
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	if (output->impl->enable) {
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		output->impl->enable(output, enable);
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	}
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}
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bool wlr_output_set_mode(struct wlr_output *output,
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			@ -187,192 +191,19 @@ void wlr_output_set_position(struct wlr_output *output, int32_t lx,
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	}
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}
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static bool set_cursor(struct wlr_output *output, const uint8_t *buf,
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		int32_t stride, uint32_t width, uint32_t height, int32_t hotspot_x,
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		int32_t hotspot_y) {
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	if (output->impl->set_cursor
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			&& output->impl->set_cursor(output, buf, stride, width, height,
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				hotspot_x, hotspot_y, true)) {
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		output->cursor.is_sw = false;
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		return true;
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	}
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	wlr_log(L_INFO, "Falling back to software cursor");
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	output->cursor.is_sw = true;
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	output->cursor.width = width;
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	output->cursor.height = height;
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	if (!output->cursor.renderer) {
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		output->cursor.renderer = wlr_gles2_renderer_create(output->backend);
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		if (!output->cursor.renderer) {
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			return false;
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		}
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	}
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	if (!output->cursor.texture) {
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		output->cursor.texture =
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			wlr_render_texture_create(output->cursor.renderer);
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		if (!output->cursor.texture) {
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			return false;
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		}
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	}
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	return wlr_texture_upload_pixels(output->cursor.texture,
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		WL_SHM_FORMAT_ARGB8888, stride, width, height, buf);
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}
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bool wlr_output_set_cursor(struct wlr_output *output,
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		const uint8_t *buf, int32_t stride, uint32_t width, uint32_t height,
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		int32_t hotspot_x, int32_t hotspot_y) {
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	if (output->cursor.surface) {
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		wl_list_remove(&output->cursor.surface_commit.link);
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		wl_list_remove(&output->cursor.surface_destroy.link);
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		output->cursor.surface = NULL;
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	}
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	output->cursor.hotspot_x = hotspot_x;
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	output->cursor.hotspot_y = hotspot_y;
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	return set_cursor(output, buf, stride, width, height, hotspot_x, hotspot_y);
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}
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static inline int64_t timespec_to_msec(const struct timespec *a) {
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	return (int64_t)a->tv_sec * 1000 + a->tv_nsec / 1000000;
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}
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static void commit_cursor_surface(struct wlr_output *output,
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		struct wlr_surface *surface) {
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	if (output->cursor.is_sw) {
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		return;
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	}
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	struct wl_shm_buffer *buffer = wl_shm_buffer_get(surface->current->buffer);
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	if (buffer == NULL) {
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		return;
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	}
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	uint32_t format = wl_shm_buffer_get_format(buffer);
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	if (format != WL_SHM_FORMAT_ARGB8888) {
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		return;
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	}
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	void *buffer_data = wl_shm_buffer_get_data(buffer);
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	int32_t width = wl_shm_buffer_get_width(buffer);
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	int32_t height = wl_shm_buffer_get_height(buffer);
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	int32_t stride = wl_shm_buffer_get_stride(buffer);
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	wl_shm_buffer_begin_access(buffer);
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	wlr_output_set_cursor(output, buffer_data, stride/4, width, height,
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		output->cursor.hotspot_x - surface->current->sx,
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		output->cursor.hotspot_y - surface->current->sy);
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	wl_shm_buffer_end_access(buffer);
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}
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static void handle_cursor_surface_commit(struct wl_listener *listener,
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		void *data) {
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	struct wlr_output *output = wl_container_of(listener, output,
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		cursor.surface_commit);
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	struct wlr_surface *surface = data;
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	commit_cursor_surface(output, surface);
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	struct timespec now;
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	clock_gettime(CLOCK_MONOTONIC, &now);
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	struct wlr_frame_callback *cb, *cnext;
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	wl_list_for_each_safe(cb, cnext, &surface->current->frame_callback_list,
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			link) {
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		wl_callback_send_done(cb->resource, timespec_to_msec(&now));
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		wl_resource_destroy(cb->resource);
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	}
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}
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static void handle_cursor_surface_destroy(struct wl_listener *listener,
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		void *data) {
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	struct wlr_output *output = wl_container_of(listener, output,
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		cursor.surface_destroy);
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	wl_list_remove(&output->cursor.surface_commit.link);
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	wl_list_remove(&output->cursor.surface_destroy.link);
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	output->cursor.surface = NULL;
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}
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void wlr_output_set_cursor_surface(struct wlr_output *output,
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		struct wlr_surface *surface, int32_t hotspot_x, int32_t hotspot_y) {
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	if (surface && strcmp(surface->role, "wl_pointer-cursor") != 0) {
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		return;
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	}
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	output->cursor.hotspot_x = hotspot_x;
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	output->cursor.hotspot_y = hotspot_y;
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	if (surface && surface == output->cursor.surface) {
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		if (output->impl->set_cursor && !output->cursor.is_sw) {
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			// Only update the hotspot
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			output->impl->set_cursor(output, NULL, 0, 0, 0, hotspot_x,
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				hotspot_y, false);
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		}
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		return;
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	}
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	if (output->cursor.surface) {
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		wl_list_remove(&output->cursor.surface_commit.link);
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		wl_list_remove(&output->cursor.surface_destroy.link);
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		output->cursor.surface = NULL;
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	}
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	// Disable hardware cursor
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	// TODO: support hardware cursors
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	output->cursor.is_sw = true;
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	if (output->impl->set_cursor) {
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		output->impl->set_cursor(output, NULL, 0, 0, 0, hotspot_x, hotspot_y,
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			true);
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	}
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	//output->cursor.is_sw = output->impl->set_cursor == NULL;
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	output->cursor.surface = surface;
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	if (surface != NULL) {
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		wl_signal_add(&surface->events.commit, &output->cursor.surface_commit);
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		wl_signal_add(&surface->events.destroy,
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			&output->cursor.surface_destroy);
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		commit_cursor_surface(output, surface);
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	} else {
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		set_cursor(output, NULL, 0, 0, 0, hotspot_x, hotspot_y);
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	}
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}
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bool wlr_output_move_cursor(struct wlr_output *output, int x, int y) {
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	output->cursor.x = x;
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	output->cursor.y = y;
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	if (output->cursor.is_sw) {
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		return true;
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	}
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	if (!output->impl->move_cursor) {
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		return false;
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	}
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	return output->impl->move_cursor(output, x, y);
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}
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void wlr_output_init(struct wlr_output *output, struct wlr_backend *backend,
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		const struct wlr_output_impl *impl) {
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	assert(impl->make_current && impl->swap_buffers && impl->transform);
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	output->backend = backend;
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	output->impl = impl;
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	wl_list_init(&output->modes);
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	output->transform = WL_OUTPUT_TRANSFORM_NORMAL;
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	output->scale = 1;
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	wl_list_init(&output->cursors);
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	wl_signal_init(&output->events.frame);
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	wl_signal_init(&output->events.swap_buffers);
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	wl_signal_init(&output->events.resolution);
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	wl_signal_init(&output->events.destroy);
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	wl_list_init(&output->cursor.surface_commit.link);
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	output->cursor.surface_commit.notify = handle_cursor_surface_commit;
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	wl_list_init(&output->cursor.surface_destroy.link);
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	output->cursor.surface_destroy.notify = handle_cursor_surface_destroy;
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}
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void wlr_output_destroy(struct wlr_output *output) {
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			@ -382,9 +213,6 @@ void wlr_output_destroy(struct wlr_output *output) {
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	wl_signal_emit(&output->events.destroy, output);
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	wlr_texture_destroy(output->cursor.texture);
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	wlr_renderer_destroy(output->cursor.renderer);
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	struct wlr_output_mode *mode, *tmp_mode;
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	wl_list_for_each_safe(mode, tmp_mode, &output->modes, link) {
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		free(mode);
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			@ -399,6 +227,7 @@ void wlr_output_destroy(struct wlr_output *output) {
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void wlr_output_effective_resolution(struct wlr_output *output,
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		int *width, int *height) {
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	// TODO: Scale factor
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	if (output->transform % 2 == 1) {
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		*width = output->height;
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		*height = output->width;
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			@ -412,36 +241,62 @@ void wlr_output_make_current(struct wlr_output *output) {
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	output->impl->make_current(output);
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}
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static void output_cursor_get_box(struct wlr_output_cursor *cursor,
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		struct wlr_box *box) {
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	box->x = cursor->x - cursor->hotspot_x;
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	box->y = cursor->y - cursor->hotspot_y;
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	box->width = cursor->width;
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	box->height = cursor->height;
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}
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static void output_cursor_render(struct wlr_output_cursor *cursor) {
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	struct wlr_texture *texture = cursor->texture;
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	struct wlr_renderer *renderer = cursor->renderer;
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	if (cursor->surface != NULL) {
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		// Some clients commit a cursor surface with a NULL buffer to hide it.
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		if (!wlr_surface_has_buffer(cursor->surface)) {
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			return;
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		}
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		texture = cursor->surface->texture;
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		renderer = cursor->surface->renderer;
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	}
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	if (texture == NULL || renderer == NULL) {
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		return;
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	}
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	struct wlr_box output_box;
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	output_box.x = output_box.y = 0;
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	output_box.width = cursor->output->width;
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	output_box.height = cursor->output->height;
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	struct wlr_box cursor_box;
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	output_cursor_get_box(cursor, &cursor_box);
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	struct wlr_box intersection;
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	struct wlr_box *intersection_ptr = &intersection;
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	if (!wlr_box_intersection(&output_box, &cursor_box, &intersection_ptr)) {
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		return;
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	}
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	glViewport(0, 0, cursor->output->width, cursor->output->height);
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	glEnable(GL_BLEND);
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	glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
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	float matrix[16];
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	wlr_texture_get_matrix(texture, &matrix,
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		&cursor->output->transform_matrix, cursor->x - cursor->hotspot_x,
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		cursor->y - cursor->hotspot_y);
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	wlr_render_with_matrix(renderer, texture, &matrix);
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}
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void wlr_output_swap_buffers(struct wlr_output *output) {
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	if (output->cursor.is_sw) {
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		glViewport(0, 0, output->width, output->height);
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		glEnable(GL_BLEND);
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		glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
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		struct wlr_texture *texture = output->cursor.texture;
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		struct wlr_renderer *renderer = output->cursor.renderer;
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		if (output->cursor.surface) {
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			texture = output->cursor.surface->texture;
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			renderer = output->cursor.surface->renderer;
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		}
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		// We check texture->valid because some clients set a cursor surface
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		// with a NULL buffer to hide it
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		if (renderer && texture && texture->valid) {
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			float matrix[16];
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			if (output->cursor.surface) {
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				float translation[16];
 | 
			
		||||
				wlr_matrix_translate(&translation,
 | 
			
		||||
						output->cursor.x, output->cursor.y, 0);
 | 
			
		||||
				wlr_surface_get_matrix(output->cursor.surface,
 | 
			
		||||
						&matrix, &output->transform_matrix, &translation);
 | 
			
		||||
			} else {
 | 
			
		||||
				wlr_texture_get_matrix(texture,
 | 
			
		||||
						&matrix, &output->transform_matrix,
 | 
			
		||||
						output->cursor.x, output->cursor.y);
 | 
			
		||||
			}
 | 
			
		||||
			wlr_render_with_matrix(renderer, texture, &matrix);
 | 
			
		||||
	struct wlr_output_cursor *cursor;
 | 
			
		||||
	wl_list_for_each(cursor, &output->cursors, link) {
 | 
			
		||||
		if (output->hardware_cursor == cursor) {
 | 
			
		||||
			continue;
 | 
			
		||||
		}
 | 
			
		||||
		output_cursor_render(cursor);
 | 
			
		||||
	}
 | 
			
		||||
 | 
			
		||||
	wl_signal_emit(&output->events.swap_buffers, &output);
 | 
			
		||||
| 
						 | 
				
			
			@ -462,3 +317,186 @@ uint32_t wlr_output_get_gamma_size(struct wlr_output *output) {
 | 
			
		|||
	}
 | 
			
		||||
	return output->impl->get_gamma_size(output);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
static void output_cursor_reset(struct wlr_output_cursor *cursor) {
 | 
			
		||||
	if (cursor->surface != NULL) {
 | 
			
		||||
		wl_list_remove(&cursor->surface_commit.link);
 | 
			
		||||
		wl_list_remove(&cursor->surface_destroy.link);
 | 
			
		||||
		cursor->surface = NULL;
 | 
			
		||||
	}
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
bool wlr_output_cursor_set_image(struct wlr_output_cursor *cursor,
 | 
			
		||||
		const uint8_t *pixels, int32_t stride, uint32_t width, uint32_t height,
 | 
			
		||||
		int32_t hotspot_x, int32_t hotspot_y) {
 | 
			
		||||
	output_cursor_reset(cursor);
 | 
			
		||||
 | 
			
		||||
	cursor->width = width;
 | 
			
		||||
	cursor->height = height;
 | 
			
		||||
	cursor->hotspot_x = hotspot_x;
 | 
			
		||||
	cursor->hotspot_y = hotspot_y;
 | 
			
		||||
 | 
			
		||||
	if (cursor->output->hardware_cursor == NULL &&
 | 
			
		||||
			cursor->output->impl->set_cursor) {
 | 
			
		||||
		int ok = cursor->output->impl->set_cursor(cursor->output, pixels,
 | 
			
		||||
			stride, width, height, hotspot_x, hotspot_y, true);
 | 
			
		||||
		if (ok) {
 | 
			
		||||
			cursor->output->hardware_cursor = cursor;
 | 
			
		||||
			return true;
 | 
			
		||||
		}
 | 
			
		||||
	}
 | 
			
		||||
 | 
			
		||||
	wlr_log(L_INFO, "Falling back to software cursor");
 | 
			
		||||
 | 
			
		||||
	if (cursor->renderer == NULL) {
 | 
			
		||||
		cursor->renderer = wlr_gles2_renderer_create(cursor->output->backend);
 | 
			
		||||
		if (cursor->renderer == NULL) {
 | 
			
		||||
			return false;
 | 
			
		||||
		}
 | 
			
		||||
	}
 | 
			
		||||
 | 
			
		||||
	if (cursor->texture == NULL) {
 | 
			
		||||
		cursor->texture = wlr_render_texture_create(cursor->renderer);
 | 
			
		||||
		if (cursor->texture == NULL) {
 | 
			
		||||
			return false;
 | 
			
		||||
		}
 | 
			
		||||
	}
 | 
			
		||||
 | 
			
		||||
	return wlr_texture_upload_pixels(cursor->texture, WL_SHM_FORMAT_ARGB8888,
 | 
			
		||||
		stride, width, height, pixels);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
static void output_cursor_commit(struct wlr_output_cursor *cursor) {
 | 
			
		||||
	cursor->width = cursor->surface->current->width;
 | 
			
		||||
	cursor->height = cursor->surface->current->height;
 | 
			
		||||
 | 
			
		||||
	// TODO: if hardware cursor, upload pixels
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
static inline int64_t timespec_to_msec(const struct timespec *a) {
 | 
			
		||||
	return (int64_t)a->tv_sec * 1000 + a->tv_nsec / 1000000;
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
static void output_cursor_handle_commit(struct wl_listener *listener,
 | 
			
		||||
		void *data) {
 | 
			
		||||
	struct wlr_output_cursor *cursor = wl_container_of(listener, cursor,
 | 
			
		||||
		surface_commit);
 | 
			
		||||
	struct wlr_surface *surface = data;
 | 
			
		||||
 | 
			
		||||
	output_cursor_commit(cursor);
 | 
			
		||||
 | 
			
		||||
	struct timespec now;
 | 
			
		||||
	clock_gettime(CLOCK_MONOTONIC, &now);
 | 
			
		||||
 | 
			
		||||
	struct wlr_frame_callback *cb, *cnext;
 | 
			
		||||
	wl_list_for_each_safe(cb, cnext, &surface->current->frame_callback_list,
 | 
			
		||||
			link) {
 | 
			
		||||
		wl_callback_send_done(cb->resource, timespec_to_msec(&now));
 | 
			
		||||
		wl_resource_destroy(cb->resource);
 | 
			
		||||
	}
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
static void output_cursor_handle_destroy(struct wl_listener *listener,
 | 
			
		||||
		void *data) {
 | 
			
		||||
	struct wlr_output_cursor *cursor = wl_container_of(listener, cursor,
 | 
			
		||||
		surface_destroy);
 | 
			
		||||
	output_cursor_reset(cursor);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
void wlr_output_cursor_set_surface(struct wlr_output_cursor *cursor,
 | 
			
		||||
		struct wlr_surface *surface, int32_t hotspot_x, int32_t hotspot_y) {
 | 
			
		||||
	if (surface && strcmp(surface->role, "wl_pointer-cursor") != 0) {
 | 
			
		||||
		return;
 | 
			
		||||
	}
 | 
			
		||||
 | 
			
		||||
	if (surface) {
 | 
			
		||||
		cursor->width = surface->current->width;
 | 
			
		||||
		cursor->height = surface->current->height;
 | 
			
		||||
	}
 | 
			
		||||
	cursor->hotspot_x = hotspot_x;
 | 
			
		||||
	cursor->hotspot_y = hotspot_y;
 | 
			
		||||
 | 
			
		||||
	if (surface && surface == cursor->surface) {
 | 
			
		||||
		if (cursor->output->hardware_cursor == cursor &&
 | 
			
		||||
				cursor->output->impl->set_cursor) {
 | 
			
		||||
			// If the surface hasn't changed and it's an hardware cursor, only
 | 
			
		||||
			// update the hotspot
 | 
			
		||||
			cursor->output->impl->set_cursor(cursor->output, NULL, 0, 0, 0,
 | 
			
		||||
				hotspot_x, hotspot_y, false);
 | 
			
		||||
		}
 | 
			
		||||
		return;
 | 
			
		||||
	}
 | 
			
		||||
 | 
			
		||||
	output_cursor_reset(cursor);
 | 
			
		||||
 | 
			
		||||
	// Disable hardware cursor for surfaces
 | 
			
		||||
	// TODO: support hardware cursors
 | 
			
		||||
	if (cursor->output->hardware_cursor == cursor &&
 | 
			
		||||
			cursor->output->impl->set_cursor) {
 | 
			
		||||
		cursor->output->impl->set_cursor(cursor->output, NULL, 0, 0, 0, 0, 0,
 | 
			
		||||
			true);
 | 
			
		||||
		cursor->output->hardware_cursor = NULL;
 | 
			
		||||
	}
 | 
			
		||||
 | 
			
		||||
	cursor->surface = surface;
 | 
			
		||||
 | 
			
		||||
	if (surface != NULL) {
 | 
			
		||||
		wl_signal_add(&surface->events.commit, &cursor->surface_commit);
 | 
			
		||||
		wl_signal_add(&surface->events.destroy, &cursor->surface_destroy);
 | 
			
		||||
		output_cursor_commit(cursor);
 | 
			
		||||
	} else {
 | 
			
		||||
		// TODO: if hardware cursor, disable cursor
 | 
			
		||||
	}
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
bool wlr_output_cursor_move(struct wlr_output_cursor *cursor, int x, int y) {
 | 
			
		||||
	cursor->x = x;
 | 
			
		||||
	cursor->y = y;
 | 
			
		||||
 | 
			
		||||
	if (cursor->output->hardware_cursor != cursor) {
 | 
			
		||||
		return true;
 | 
			
		||||
	}
 | 
			
		||||
 | 
			
		||||
	if (!cursor->output->impl->move_cursor) {
 | 
			
		||||
		return false;
 | 
			
		||||
	}
 | 
			
		||||
	return cursor->output->impl->move_cursor(cursor->output, x, y);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
struct wlr_output_cursor *wlr_output_cursor_create(struct wlr_output *output) {
 | 
			
		||||
	struct wlr_output_cursor *cursor =
 | 
			
		||||
		calloc(1, sizeof(struct wlr_output_cursor));
 | 
			
		||||
	if (cursor == NULL) {
 | 
			
		||||
		return NULL;
 | 
			
		||||
	}
 | 
			
		||||
	cursor->output = output;
 | 
			
		||||
	wl_list_init(&cursor->surface_commit.link);
 | 
			
		||||
	cursor->surface_commit.notify = output_cursor_handle_commit;
 | 
			
		||||
	wl_list_init(&cursor->surface_destroy.link);
 | 
			
		||||
	cursor->surface_destroy.notify = output_cursor_handle_destroy;
 | 
			
		||||
	wl_list_insert(&output->cursors, &cursor->link);
 | 
			
		||||
	return cursor;
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
void wlr_output_cursor_destroy(struct wlr_output_cursor *cursor) {
 | 
			
		||||
	if (cursor == NULL) {
 | 
			
		||||
		return;
 | 
			
		||||
	}
 | 
			
		||||
	output_cursor_reset(cursor);
 | 
			
		||||
	if (cursor->output->hardware_cursor == cursor) {
 | 
			
		||||
		// If this cursor was the hardware cursor, disable it
 | 
			
		||||
		if (cursor->output->impl->set_cursor) {
 | 
			
		||||
			cursor->output->impl->set_cursor(cursor->output, NULL, 0, 0, 0, 0,
 | 
			
		||||
				0, true);
 | 
			
		||||
		}
 | 
			
		||||
		cursor->output->hardware_cursor = NULL;
 | 
			
		||||
	}
 | 
			
		||||
	if (cursor->texture != NULL) {
 | 
			
		||||
		wlr_texture_destroy(cursor->texture);
 | 
			
		||||
	}
 | 
			
		||||
	if (cursor->renderer != NULL) {
 | 
			
		||||
		wlr_renderer_destroy(cursor->renderer);
 | 
			
		||||
	}
 | 
			
		||||
	wl_list_remove(&cursor->link);
 | 
			
		||||
	free(cursor);
 | 
			
		||||
}
 | 
			
		||||
| 
						 | 
				
			
			
 | 
			
		|||
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