添加壁纸功能

src/include/renderer.h

@@ -0,0 +1,10 @@
+#pragma once
+
+#include <stdint.h>
+
+#include "types.h"
+
+uint32_t *generate_wallpaper(const wallpaper_config_t *wallpaper_config,
+                             const monitor_t *monitors, const uint32_t index,
+                             const uint32_t screen_width,
+                             const uint32_t screen_height);

src/include/utils.h

@@ -5,6 +5,9 @@
 
 #define LENGTH(X) (sizeof(X) / sizeof(X)[0])
 
+#define MIN(a, b) (((a) < (b)) ? (a) : (b))
+#define MAX(a, b) (((a) > (b)) ? (a) : (b))
+
 void die(const char *format, ...);
 void *ecalloc(size_t number_of_member, size_t member_size);
 

src/include/xcb.h

@@ -16,6 +16,13 @@ struct monitor_rect_t {
 };
 monitor_rect_t *detect_monitor_rect(void);
 
+typedef struct rect_size_t {
+  uint32_t width;
+  uint32_t height;
+} rect_size_t;
+rect_size_t *get_screen_size(void);
+void set_wallpaper(uint32_t *wallpaper_data);
+
 typedef struct window_list_t {
   uint32_t count;
   xcb_window_t *list;