Added saving input maps to file

assets/keybindings.cfg

@@ -1,6 +1,7 @@
 # This is a comment, this should be ignored
-Move_Forward: E
-Move_Backward: S,Down
-Move_Left: A,Left
-Move_Right: D,Right
-Sprint: Left Shift
+Move_Forward : Left Ctrl-E, W, Left Alt-Left Shift-Up
+Move_Backward : S, Down, S, Down
+Move_Left : A, Left
+Move_Right : D, Right
+Sprint : Left Shift
+

src/game.c

@@ -89,8 +89,8 @@ int game_init(struct Window* window)
 
 void scene_setup(void)
 {
-	struct Key_Combination forward_keys[2]      = {{KEY_W, KMD_NONE}, {KEY_UP, KMD_ALT | KMD_SHIFT}};
-	struct Key_Combination backward_keys[2]     = {{KEY_S, KMD_NONE}, {KEY_DOWN, KMD_NONE}};
+	/* struct Key_Combination forward_keys[2]      = {{KEY_W, KMD_NONE}, {KEY_UP, KMD_ALT | KMD_SHIFT}}; */
+	/* struct Key_Combination backward_keys[2]     = {{KEY_S, KMD_NONE}, {KEY_DOWN, KMD_NONE}}; */
 	/* struct Key_Combination up_keys[2]           = {KEY_Q}; */
 	/* struct Key_Combination down_keys[2]         = {KEY_E}; */
 	/* struct Key_Combination left_keys[2]         = {KEY_A, KEY_LEFT}; */
@@ -104,8 +104,8 @@ void scene_setup(void)
 	/* struct Key_Combination ed_toggle_keys[1]    = {KEY_F1}; */
 	/* struct Key_Combination win_fullscr_keys[1]  = {KEY_F11}; */
 	/* struct Key_Combination win_max_keys[1]      = {KEY_F12}; */
-	input_map_create("Move_Forward",      forward_keys,     2);
-	input_map_create("Move_Backward",     backward_keys,    2);
+	/* input_map_create("Move_Forward",      forward_keys,     2); */
+	/* input_map_create("Move_Backward",     backward_keys,    2); */
 	/* input_map_create("Move_Up",           up_keys,          1); */
 	/* input_map_create("Move_Down",         down_keys,        1); */
 	/* input_map_create("Move_Left",         left_keys,        2); */

src/input.c

@@ -22,7 +22,7 @@ static void input_on_mousemotion(int x, int y, int xrel, int yrel);
 static void input_on_mousewheel(int x, int y);
 static int  map_find(const char* name);
 
-static struct Input_Map* input_map_list;
+static struct Input_Map* input_map_list = NULL;
 
 void input_init(void)
 {
@@ -37,6 +37,7 @@ void input_init(void)
 
 void input_cleanup(void)
 {
+	input_keybinds_save("keybindings_save_test.cfg");
 	for(int i = 0; i < array_len(input_map_list); i++)
 	{
 		struct Input_Map* map = &input_map_list[i];
@@ -55,7 +56,7 @@ int input_keybinds_load(const char* filename)
 	FILE* config_file = io_file_open(filename, "r");
 	if(!config_file)
 	{
-		log_error("input:load", "Could not open %s", filename);
+		log_error("input:keybinds_load", "Could not open %s", filename);
 		return success;
 	}
 
@@ -164,7 +165,35 @@ int input_keybinds_load(const char* filename)
 
 int input_keybinds_save(const char* filename)
 {
+	int success = 0;
+
+	FILE* config_file = io_file_open(filename, "w");
+	if(!config_file)
+	{
+		log_error("input:keybinds_save", "Could not open %s", filename);
+		return success;
+	}
+
+	for(int i = 0; i < array_len(input_map_list); i++)
+	{
+		struct Input_Map* map = &input_map_list[i];
+		fprintf(config_file, "%s : ", map->name);
+		for(int j = 0; j < array_len(map->keys); j++)
+		{
+			if(j != 0) fprintf(config_file, ", ");
+			struct Key_Combination* key_comb = &map->keys[j];
+			if((key_comb->mods & KMD_ALT)   == KMD_ALT)   fprintf(config_file, "%s-", platform_key_name_get(KEY_LALT));
+			if((key_comb->mods & KMD_SHIFT) == KMD_SHIFT) fprintf(config_file, "%s-", platform_key_name_get(KEY_LSHIFT));
+			if((key_comb->mods & KMD_CTRL)  == KMD_CTRL)  fprintf(config_file, "%s-", platform_key_name_get(KEY_LCTRL));
+			fprintf(config_file, "%s", platform_key_name_get(key_comb->key));
+		}
+		fprintf(config_file, "\n");
+	}
 
+	fclose(config_file);
+	log_message("Keybindings saved to %s", filename);
+	success = 1;
+	return success;
 }
 
 void input_on_mousemotion(int x, int y, int xrel, int yrel)
@@ -269,17 +298,20 @@ int input_mousebutton_state_get(uint button, int state_type)
 	return state_type == current_state ? 1 : 0;
 }
 
-void input_map_create(const char* name, struct Key_Combination* keys, size_t num_keys)
+void input_map_create(const char* name, struct Key_Combination* keys, int num_keys)
 {
 	assert(name && keys && num_keys > 0);	
 	int index = map_find(name);
 	if(index > -1)
 	{
 		struct Input_Map* map = &input_map_list[index];
+		for(int i = 0; i < num_keys; i++)
+		{
 			struct Key_Combination* new_comb = array_grow(map->keys, struct Key_Combination);
-		*new_comb = *keys;
+			*new_comb = keys[i];
 			log_message("Added new Key combination to input map : %s", name);
 		}
+	}
 	else
 	{
 		struct Input_Map* new_map = array_grow(input_map_list, struct Input_Map);

src/input.h

@@ -422,7 +422,7 @@ void input_mouse_mode_set(enum Mouse_Mode mode);
 int  input_mouse_mode_get(void);
 void input_update(void);
 int  input_map_state_get(const char* map_name, int state);
-void input_map_create(const char* name, struct Key_Combination* keys, size_t num_keys);
+void input_map_create(const char* name, struct Key_Combination* keys, int num_keys);
 int  input_map_keys_set(const char* name, struct Key_Combination* keys, int num_keys);
 int  input_map_remove(const char* name);
 int  input_map_name_set(const char* name, const char* new_name);

src/platform.c

@@ -229,7 +229,7 @@ void platform_poll_events(int* out_quit)
 			int mod_shift = (event.key.keysym.mod & KMOD_SHIFT) ? 1 : 0;
 			int mod_alt   = (event.key.keysym.mod & KMOD_ALT)   ? 1 : 0;
 			platform_state->on_keyboard_func(key, scancode, state, repeat, mod_ctrl, mod_shift, mod_alt);
-			//log_message("Key name : %s", SDL_GetKeyName(key));
+			log_message("Key name : %s", SDL_GetKeyName(key));
 			break;
 		}
 		case SDL_MOUSEBUTTONDOWN: case SDL_MOUSEBUTTONUP:
@@ -402,3 +402,9 @@ int platform_key_from_name(const char* key_name)
 	log_message("trimmed : %s", trimmed_key_name);
 	return SDL_GetKeyFromName(trimmed_key_name);
 }
+
+const char* platform_key_name_get(int key)
+{
+	if(key < 0) return "SDLK_UNKNOWN";
+	return SDL_GetKeyName(key);
+}

src/platform.h

@@ -50,5 +50,6 @@ char*  platform_base_path_get(void);
 void        platform_clipboard_text_set(const char* text);
 char*       platform_clipboard_text_get(void);
 int         platform_key_from_name(const char* key_name);
+const char* platform_key_name_get(int key);
 
 #endif