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#include "render/window.h"
#include <stdlib.h>
#include <string.h>
static void global(void *data, struct wl_registry *reg,
uint32_t name, const char *interface, uint32_t version) {
struct window *win = data;
if (strcmp(wl_compositor_interface.name, interface) == 0) {
win->comp = wl_registry_bind(reg, name, &wl_compositor_interface, version);
} else if (strcmp(xdg_wm_base_interface.name, interface) == 0) {
win->xdg_base = wl_registry_bind(reg, name, &xdg_wm_base_interface, version);
} else if (strcmp(zxdg_decoration_manager_v1_interface.name, interface) == 0) {
win->deco_manager = wl_registry_bind(reg, name,
&zxdg_decoration_manager_v1_interface, version);
}
}
static void global_remove(void *data, struct wl_registry *reg, uint32_t name) {}
static struct wl_registry_listener reg_list = {
.global = global,
.global_remove = global_remove
};
static void ping(void *data, struct xdg_wm_base *base, uint32_t serial) {
xdg_wm_base_pong(base, serial);
}
static struct xdg_wm_base_listener xdg_list = {
.ping = ping
};
void xdg_surface_configure(void *data, struct xdg_surface *xdg_surface, uint32_t serial) {
xdg_surface_ack_configure(xdg_surface, serial);
}
static struct xdg_surface_listener xdg_surface_list = {
.configure = xdg_surface_configure,
};
void toplevel_configure(void *data, struct xdg_toplevel *xdg_toplevel,
int32_t width, int32_t height, struct wl_array *states) {
struct window *win = data;
win->resize = true;
win->width = width != 0 ? width : 1920;
win->height = height != 0 ? height : 1080;
}
void toplevel_close(void *data, struct xdg_toplevel *toplevel) {
struct window *win = data;
win->should_close = true;
}
static struct xdg_toplevel_listener toplevel_listener = {
.configure = toplevel_configure,
.close = toplevel_close,
};
struct window *window_init(const char *title) {
struct window *win = calloc(1, sizeof(*win));
win->title = title;
win->should_close = false;
win->dpy = wl_display_connect(NULL);
if (!win->dpy)
goto err;
win->reg = wl_display_get_registry(win->dpy);
if (!win->reg)
goto err;
wl_registry_add_listener(win->reg, ®_list, win);
wl_display_roundtrip(win->dpy);
if (!win->comp || !win->dpy || !win->deco_manager || !win->xdg_base)
goto err;
xdg_wm_base_add_listener(win->xdg_base, &xdg_list, win);
win->surface = wl_compositor_create_surface(win->comp);
if (!win->surface)
goto err;
win->xdg_surface = xdg_wm_base_get_xdg_surface(win->xdg_base, win->surface);
xdg_surface_add_listener(win->xdg_surface, &xdg_surface_list, win);
win->xdg_toplevel = xdg_surface_get_toplevel(win->xdg_surface);
xdg_toplevel_set_title(win->xdg_toplevel, title);
xdg_toplevel_set_min_size(win->xdg_toplevel, 640, 480);
xdg_toplevel_add_listener(win->xdg_toplevel, &toplevel_listener, win);
win->deco = zxdg_decoration_manager_v1_get_toplevel_decoration(win->deco_manager, win->xdg_toplevel);
zxdg_toplevel_decoration_v1_set_mode(win->deco, ZXDG_TOPLEVEL_DECORATION_V1_MODE_SERVER_SIDE);
wl_surface_commit(win->surface);
while (!win->resize)
wl_display_roundtrip(win->dpy);
win->resize = false;
return win;
err:
window_destroy(win);
return NULL;
}
void window_destroy(struct window *win) {
if (!win)
return;
if (win->deco)
zxdg_toplevel_decoration_v1_destroy(win->deco);
if (win->deco_manager)
zxdg_decoration_manager_v1_destroy(win->deco_manager);
if (win->xdg_toplevel)
xdg_toplevel_destroy(win->xdg_toplevel);
if (win->xdg_surface)
xdg_surface_destroy(win->xdg_surface);
if (win->xdg_base)
xdg_wm_base_destroy(win->xdg_base);
if (win->comp)
wl_compositor_destroy(win->comp);
if (win->reg)
wl_registry_destroy(win->reg);
if (win->dpy)
wl_display_disconnect(win->dpy);
free(win);
}
VkSurfaceKHR window_create_vk_surface(VkInstance instance, struct window *win) {
if (!win)
return VK_NULL_HANDLE;
VkWaylandSurfaceCreateInfoKHR create_info = {
.sType = VK_STRUCTURE_TYPE_WAYLAND_SURFACE_CREATE_INFO_KHR,
.display = win->dpy,
.surface = win->surface
};
VkSurfaceKHR surface;
VkResult res = vkCreateWaylandSurfaceKHR(instance, &create_info, NULL, &surface);
if (res != VK_SUCCESS)
return VK_NULL_HANDLE;
return surface;
}
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