inaban

commit: eefa0cb094c30c0d15d0a8af05824a976549c795
Author: Haelwenn (lanodan) Monnier <contact@hacktivis.me>
Date:   Mon,  1 Jul 2019 05:37:49 +0200

Initial Commit

Diffstat:
A
.clang-format
21
+++++++++++++++++++++
A
Makefile
47
+++++++++++++++++++++++++++++++++++++++++++++++
A
inaban.c
92
+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
A
inaban.h
27
+++++++++++++++++++++++++++

4 files changed, 187 insertions(+), 0 deletions(-)
diff --git a/.clang-format b/.clang-format
@@ -0,0 +1,21 @@
+AlignAfterOpenBracket: true
+AlignConsecutiveAssignments: true
+AlignOperands: true
+AlignTrailingComments: true
+AllowShortCaseLabelsOnASingleLine: true
+AllowShortFunctionsOnASingleLine: true
+AllowShortIfStatementsOnASingleLine: true
+AlwaysBreakAfterReturnType: AllDefinitions
+BinPackArguments: false
+BinPackParameters: false
+BreakBeforeBraces: Allman
+SpaceBeforeParens: Never
+IncludeBlocks: Regroup
+ReflowComments: false
+SortIncludes: true
+UseTab: ForIndentation
+IndentWidth: 2
+TabWidth: 2
+ColumnLimit: 100
+
+NamespaceIndentation: All
diff --git a/Makefile b/Makefile
@@ -0,0 +1,47 @@
+.POSIX:
+
+PREFIX  = /usr/local
+BINDIR  = $(PREFIX)/bin
+MANDIR  = $(PREFIX)/share/man
+DATADIR = $(PREFIX)/share/inaban
+PACKAGE = inaban
+
+DEPS  = pixman-1 wlroots wayland-server
+OBJS  = inaban
+TRANS =
+
+CC     = cc
+CFLAGS = -g -Wall -Wextra -Wconversion -Wsign-conversion
+CDEPS  = `pkg-config --cflags $(DEPS)` -DDATADIR=\"$(DATADIR)\" -DPACKAGE=\"$(PACKAGE)\" -D_POSIX_C_SOURCE=200809L
+LIBS   = `pkg-config --libs $(DEPS)`
+
+all: $(OBJS) $(TRANS)
+
+po/messages.pot: badwolf.c
+	xgettext --keyword=_ --language=C -o $@ --add-comments --sort-output -j badwolf.c
+
+po/%.po: po/messages.pot
+	msgmerge --update $@ $<
+
+${TRANS}: po/${@:.mo=.po}
+	mkdir -p locale/${@:.mo=}/LC_MESSAGES
+	msgfmt -o locale/${@:.mo=}/LC_MESSAGES/$(PACKAGE).mo po/${@:.mo=.po}
+
+.c:
+	$(CC) -std=c11 $(CFLAGS) $(CDEPS) -o $@ $< $(LDFLAGS) $(LIBS)
+
+install: all
+	mkdir -p $(DESTDIR)$(BINDIR)
+	cp -p badwolf $(DESTDIR)$(BINDIR)/badwolf
+	mkdir -p $(DESTDIR)$(MANDIR)/man1
+	cp -p badwolf.1 $(DESTDIR)$(MANDIR)/man1
+	mkdir -p $(DESTDIR)$(DATADIR)/locale
+	cp -r locale/ $(DESTDIR)$(DATADIR)
+
+clean:
+	rm -fr locale $(OBJS)
+
+format: *.c *.h
+	clang-format -style=file -assume-filename=.clang-format -i *.c *.h
+
+.PHONY: clean install
diff --git a/inaban.c b/inaban.c
@@ -0,0 +1,92 @@
+#include "inaban.h"
+
+#include <assert.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <time.h>
+
+static void
+output_destroy_notify(struct wl_listener *listener, void *data)
+{
+	struct inaban_output *output = wl_container_of(listener, output, destroy);
+
+	wl_list_remove(&output->link);
+	wl_list_remove(&output->destroy.link);
+	wl_list_remove(&output->frame.link);
+	free(output);
+}
+
+static void
+output_frame_notify(struct wl_listener *listener, void *data)
+{
+	struct inaban_output *output = wl_container_of(listener, output, frame);
+	struct wlr_output *wlr_output = data;
+	struct wlr_renderer *renderer = wlr_backend_get_renderer(wlr_putput->backend);
+
+	wlr_output_make_current(wlr_output, NULL);
+	wlr_renderer_begin(renderer, wlr_output);
+
+	float color[4] = {1.0, 0, 0, 1.0};
+	wlr_renderer_clear(renderer, color);
+
+	wlr_output_swap_buffers(wlr_output, NULL, NULL);
+	wlr_renderer_end(renderer);
+}
+
+static void
+new_output_notify(struct wl_listener *listener, void *data)
+{
+	struct inaban_server *server = wl_container_of(listener, server, new_output);
+
+	struct wlr_output *wlr_output = data;
+
+	if(!wl_list_empty(&wlr_output->modes))
+	{
+		struct wlr_output_mode *mode = wl_container_of(wlr_output->modes.prev, mode, link);
+		wlr_output_set_mode(wlr_output, mode);
+	}
+
+	struct inaban_output *output = calloc(1, sizeof(struct inanban_output));
+	// TODO: Handle a NULL calloc
+	clock_gettime(CLOCK_MONOTONIC, *output->last_frame);
+	output->server = server.output->wlr_output = wlr_output;
+	wl_list_insert(&server->outputs, &output->link);
+
+	output->destroy.notify = output_destroy_notify;
+	wl_signal_add(&wlr_output->events.destroy, &output.destroy);
+	output->frame.notify = output_frame_notify;
+	wl_signal_add(&wlr_output->events.frame, &output.frame);
+}
+
+int
+main(int argc, char *argv[])
+{
+	(void)argc;
+	(void)argv;
+	struct inaban_server server;
+
+	server.wl_display = wl_display_create();
+	assert(server.wl_display);
+	server.wl_event_loop = wl_display_get_event_loop(server.wl_display);
+	assert(server.wl_event_loop);
+
+	server.backend = wlr_backend_autocreate(server.wl_display);
+	assert(server.backend);
+
+	wl_list_init(&server.outputs);
+
+	server.new_output.notify = new_output_notify;
+	wl_signal_add(&server.backend->events.new_output, &server.new_output);
+
+	if(!wlr_backend_start(server.backend))
+	{
+		fprintf(stderr, "Failed to start backend\n");
+		wl_display_destroy(server.wl_display);
+		return 1;
+	}
+
+	wl_display_run(server.wl_display);
+	wl_display_destroy(server.wl_display);
+
+	return 0;
+}
diff --git a/inaban.h b/inaban.h
@@ -0,0 +1,27 @@
+#include <wayland-server.h>
+#include <wlr/backend.h>
+#include <wlr/render/wlr_renderer.h>
+
+struct inaban_server
+{
+	struct wl_display *wl_display;
+	struct wl_event_loop *wl_event_loop;
+
+	struct wlr_backend *backend;
+
+	struct wl_listener new_output;
+
+	struct wl_list outputs; // inaban_output::link
+};
+
+struct inaban_output
+{
+	struct wlr_output *wlr_output;
+	struct inaban_server *server;
+	struct timespec last_frame;
+
+	struct wl_listener destroy;
+	struct wl_listener frame;
+
+	struct wl_list link;
+};