diff --git a/src/common/hashmap.c b/src/common/hashmap.c
index d8ebbb8..2a2a956 100755
--- a/src/common/hashmap.c
+++ b/src/common/hashmap.c
@@ -147,6 +147,12 @@ void hashmap_int_set(struct Hashmap* hashmap, const char* key, const int value)
     variant_assign_int(&new_entry->value, value);
 }
 
+void hashmap_uint_set(struct Hashmap* hashmap, const char* key, const uint value)
+{
+    struct Hashmap_Entry* new_entry = hashmap_entry_new(hashmap, key);
+    variant_assign_uint(&new_entry->value, value);
+}
+
 void hashmap_double_set(struct Hashmap* hashmap, const char* key, const double value)
 {
     struct Hashmap_Entry* new_entry = hashmap_entry_new(hashmap, key);
@@ -239,6 +245,13 @@ int hashmap_int_get(const struct Hashmap* hashmap, const char* key)
     return variant->val_int;
 }
 
+uint hashmap_uint_get(const struct Hashmap* hashmap, const char* key)
+{
+    struct Variant* variant = hashmap_value_get(hashmap, key);
+    if(variant->type == VT_STR)	variant_from_str(variant, variant->val_str, VT_UINT);
+    return variant->val_uint;
+}
+
 double hashmap_double_get(const struct Hashmap* hashmap, const char* key)
 {
     struct Variant* variant = hashmap_value_get(hashmap, key);
diff --git a/src/common/hashmap.h b/src/common/hashmap.h
index 5b7edbe..dcd72a1 100755
--- a/src/common/hashmap.h
+++ b/src/common/hashmap.h
@@ -4,9 +4,8 @@
 #include "linmath.h"
 #include "num_types.h"
 #include "array.h"
+#include "limits.h"
 
-#define HASH_MAP_NUM_BUCKETS 10
-#define HASH_MAX_KEY_LEN     128
 
 struct Hashmap;
 struct Variant;
@@ -21,6 +20,7 @@ struct Variant* hashmap_value_get(const struct Hashmap* hashmap, const char* key
 
 void  	  	hashmap_float_set(struct Hashmap* hashmap, const char* key, const float value);
 void  	  	hashmap_int_set(struct Hashmap* hashmap, const char* key, const int value);
+void  	  	hashmap_uint_set(struct Hashmap* hashmap, const char* key, const uint value);
 void  	  	hashmap_double_set(struct Hashmap* hashmap, const char* key, const double value);
 void  	  	hashmap_bool_set(struct Hashmap* hashmap, const char* key, const bool value);
 void  	  	hashmap_vec2_set(struct Hashmap* hashmap, const char* key, const vec2* value);
@@ -37,6 +37,7 @@ void  	  	hashmap_ptr_set(struct Hashmap* hashmap, const char* key, void* value)
 
 float      	hashmap_float_get(const struct Hashmap* hashmap, const char* key);
 int        	hashmap_int_get(const struct Hashmap* hashmap, const char* key);
+uint        hashmap_uint_get(const struct Hashmap* hashmap, const char* key);
 double     	hashmap_double_get(const struct Hashmap* hashmap, const char* key);
 bool       	hashmap_bool_get(const struct Hashmap* hashmap, const char* key);
 vec2       	hashmap_vec2_get(const struct Hashmap* hashmap, const char* key);
diff --git a/src/common/limits.h b/src/common/limits.h
index a7b14be..62ff676 100644
--- a/src/common/limits.h
+++ b/src/common/limits.h
@@ -36,4 +36,7 @@
 #define MAX_DEBUG_VARS_PER_FRAME_NUMERIC  64
 #define MAX_DEBUG_VARS_PER_FRAME_TEXTURES 8
 
+#define HASH_MAP_NUM_BUCKETS 10
+#define HASH_MAX_KEY_LEN     128
+
 #endif
diff --git a/src/common/version.h b/src/common/version.h
index 639fe46..a22f902 100755
--- a/src/common/version.h
+++ b/src/common/version.h
@@ -4,7 +4,7 @@
 /* Auto generated version file. DO NOT MODIFY */
 #define SYMMETRY_VERSION_MAJOR 0
 #define SYMMETRY_VERSION_MINOR 1
-#define SYMMETRY_VERSION_REVISION 345
+#define SYMMETRY_VERSION_REVISION 346
 #define SYMMETRY_VERSION_BRANCH "dev"
 
 #endif
\ No newline at end of file
diff --git a/src/game/entity.h b/src/game/entity.h
index 2bbdfa2..7ccb543 100755
--- a/src/game/entity.h
+++ b/src/game/entity.h
@@ -209,6 +209,7 @@ struct Player
 	float				 min_downward_distance;
 	float				 min_forward_distance;
 	bool				 grounded;
+	bool                 can_jump;
 };
 
 struct Enemy
diff --git a/src/game/event.c b/src/game/event.c
index 3e1dac2..505fb12 100644
--- a/src/game/event.c
+++ b/src/game/event.c
@@ -327,6 +327,8 @@ const char* event_name_get(int event_type)
 	case EVT_TEXT_INPUT:           return "Text Input";
 	case EVT_SCENE_LOADED:         return "Scene Loaded";
 	case EVT_TRIGGER:              return "Trigger Activated";
+	case EVT_INPUT_MAP_PRESSED:    return "Input Map Pressed";
+	case EVT_INPUT_MAP_RELEASED:   return "Input Map Released";
 	case EVT_MAX:                  return "Max Number of Events";
 	default: return "Invalid event_type";
 	}
diff --git a/src/game/event.h b/src/game/event.h
index f549f56..2e42465 100755
--- a/src/game/event.h
+++ b/src/game/event.h
@@ -25,6 +25,8 @@ enum Event_Types
 	EVT_TEXT_INPUT,
 	EVT_SCENE_LOADED,
 	EVT_TRIGGER,
+	EVT_INPUT_MAP_PRESSED,
+	EVT_INPUT_MAP_RELEASED,
 	EVT_MAX
 };
 
@@ -35,6 +37,11 @@ enum Event_Subscription_Type
 	EST_WITH_OBJECT
 };
 
+struct Input_Map_Event
+{
+	char name[HASH_MAX_KEY_LEN];
+};
+
 struct Key_Event
 {
 	int  scancode;
@@ -103,6 +110,7 @@ struct Event
 		struct Window_Resized_Event window_resize;
 		struct Scene_Loaded_Event   scene_load;
 		struct Trigger_Event        trigger;
+		struct Input_Map_Event      input_map;
 	};
 };
 
diff --git a/src/game/input.c b/src/game/input.c
index c227826..ebf13a4 100755
--- a/src/game/input.c
+++ b/src/game/input.c
@@ -283,6 +283,7 @@ void input_on_key(const struct Event* event)
 	if(mod_shift) mods |= KMD_SHIFT;
 	if(mod_alt)   mods |= KMD_ALT;
 
+	struct Event_Manager* event_manager = game_state_get()->event_manager;
 	char* map_key = NULL;
 	struct Variant* value = NULL;
 	HASHMAP_FOREACH(key_bindings, map_key, value)
@@ -292,6 +293,10 @@ void input_on_key(const struct Event* event)
 		if(key_binding->key_primary == key && (key_binding->mods_primary & mods) == key_binding->mods_primary)
 		{
 			key_binding->state = event->type == EVT_KEY_PRESSED ? KS_PRESSED : KS_RELEASED;
+			struct Event* input_map_event = event_manager_create_new_event(event_manager);
+			input_map_event->type = event->type == EVT_KEY_PRESSED ? EVT_INPUT_MAP_PRESSED : EVT_INPUT_MAP_RELEASED;
+			strncpy(&input_map_event->input_map.name, map_key, HASH_MAX_KEY_LEN);
+			event_manager_send_event(event_manager, input_map_event);
 			break;
 		}
 
@@ -299,6 +304,10 @@ void input_on_key(const struct Event* event)
 		if(key_binding->key_secondary == key && (key_binding->mods_secondary & mods) == key_binding->mods_secondary)
 		{
 			key_binding->state = event->type == EVT_KEY_PRESSED ? KS_PRESSED : KS_RELEASED;
+			struct Event* input_map_event = event_manager_create_new_event(event_manager);
+			input_map_event->type = event->type == EVT_KEY_PRESSED ? EVT_INPUT_MAP_PRESSED : EVT_INPUT_MAP_RELEASED;
+			strncpy(&input_map_event->input_map.name, map_key, HASH_MAX_KEY_LEN);
+			event_manager_send_event(event_manager, input_map_event);
 			break;
 		}
 	}
diff --git a/src/game/player.c b/src/game/player.c
index ca7bc06..09a17a0 100755
--- a/src/game/player.c
+++ b/src/game/player.c
@@ -21,6 +21,7 @@
 #include <string.h>
 
 static void player_on_mousebutton_released(const struct Event* event);
+static void player_on_input_map_released(const struct Event* event);
 
 void player_init(struct Player* player, struct Scene* scene)
 {
@@ -41,6 +42,7 @@ void player_init(struct Player* player, struct Scene* scene)
     player->min_downward_distance = hashmap_float_get(config, "player_min_downward_distance");
     player->min_forward_distance  = hashmap_float_get(config, "player_min_forward_distance");
 	player->grounded              = true;
+	player->can_jump              = true;
 	player->health                = 100;
 	player->key_mask              = 0;
 
@@ -74,11 +76,11 @@ void player_init(struct Player* player, struct Scene* scene)
 		log_error("player:init", "Could not add grunt entity to player");
 
 	// Mark player camera and mesh as transient for now. We don't need to save them to file since we recreate them here anyway
-	player->camera->base.flags |= EF_TRANSIENT;
-	player->mesh->base.flags |= EF_TRANSIENT;
-	player->weapon_sound->base.flags |= EF_TRANSIENT;
+	player->camera->base.flags         |= EF_TRANSIENT;
+	player->mesh->base.flags           |= EF_TRANSIENT;
+	player->weapon_sound->base.flags   |= EF_TRANSIENT;
 	player->footstep_sound->base.flags |= EF_TRANSIENT;
-	player->grunt_sound->base.flags |= EF_TRANSIENT;
+	player->grunt_sound->base.flags    |= EF_TRANSIENT;
 
     transform_parent_set(player_camera, player, true);
 
@@ -89,11 +91,13 @@ void player_init(struct Player* player, struct Scene* scene)
 	sound_listener_update(game_state->sound);
 
 	event_manager_subscribe(game_state->event_manager, EVT_MOUSEBUTTON_RELEASED, &player_on_mousebutton_released);
+	event_manager_subscribe(game_state->event_manager, EVT_INPUT_MAP_RELEASED, &player_on_input_map_released);
 }
 
 void player_destroy(struct Player* player)
 {
 	event_manager_unsubscribe(game_state_get()->event_manager, EVT_MOUSEBUTTON_RELEASED, &player_on_mousebutton_released);
+	event_manager_unsubscribe(game_state_get()->event_manager, EVT_INPUT_MAP_RELEASED, &player_on_input_map_released);
     entity_reset(player, player->base.id);
 	scene_entity_base_remove(game_state_get()->scene, &player->base);
     player->base.flags = EF_NONE;
@@ -146,11 +150,11 @@ void player_update_physics(struct Player* player, struct Scene* scene, float fix
 		transform_rotate(player->camera, &rot_axis_pitch, pitch, TS_LOCAL);
 
     /* Movement */
-    float move_speed     = player->move_speed;
-	vec3 move_direction  = { 0.f };
+    float move_speed    = player->move_speed;
+	vec3 move_direction = { 0.f };
 
-	static bool jumping = false;
-	static bool landed = false;
+	static bool  jumping             = false;
+	static bool  landed              = false;
 	static float move_speed_vertical = 0.f;
 
 	// If we started jumping last frame, set jumpig to false
@@ -165,11 +169,16 @@ void player_update_physics(struct Player* player, struct Scene* scene, float fix
     if(input_map_state_get("Move_Right",    KS_PRESSED))  move_direction.x += 1.f;
 	if(input_map_state_get("Jump", KS_PRESSED))
 	{
-		if(player->grounded)
+		if(player->grounded && player->can_jump)
 		{
 			move_speed_vertical += player->jump_speed;
 			jumping = true;
 			player->grounded = false;
+			player->can_jump = false;
+		}
+		else
+		{
+			player->can_jump = false;
 		}
 	}
 
@@ -293,6 +302,17 @@ void player_update_physics(struct Player* player, struct Scene* scene, float fix
 		}
 	}
 
+	debug_vars_show_bool("Grounded", player->grounded);
+}
+
+void player_on_input_map_released(const struct Event* event)
+{
+	struct Game_State* game_state = game_state_get();
+	if(strncmp("Jump", event->input_map.name, HASH_MAX_KEY_LEN) == 0)
+	{
+		struct Player* player = &game_state->scene->player;
+		player->can_jump = true;
+	}
 }
 
 void player_on_mousebutton_released(const struct Event* event)
diff --git a/src/system/platform.c b/src/system/platform.c
index b0f2fde..522c9ba 100755
--- a/src/system/platform.c
+++ b/src/system/platform.c
@@ -395,3 +395,16 @@ void* platform_load_function_gl(const char* func_name)
     if(!func_ptr) log_error("platform:load_function_gl", "Failed to load GL function '%s' from library, SDL : (%s)", func_name, SDL_GetError());
     return func_ptr;
 }
+
+int platform_timer_add(uint32 interval_ms, Timer_Callback_Func callback, void* param)
+{
+    SDL_TimerID timer_id = SDL_AddTimer(interval_ms, callback, param);
+    if(timer_id == 0)
+        log_error("platform:tiemr_add", "Failed to add timer, SDL : (%s)", SDL_GetError());
+    return timer_id;
+}
+
+bool platform_timer_remove(int timer_id)
+{
+    return (bool)SDL_RemoveTimer(timer_id);
+}
diff --git a/src/system/platform.h b/src/system/platform.h
index 8ed196f..70722c3 100755
--- a/src/system/platform.h
+++ b/src/system/platform.h
@@ -4,6 +4,8 @@
 #include <stdbool.h>
 #include "../common/num_types.h"
 
+typedef void (*Timer_Callback_Func) (uint32 interval, void* param);
+
 enum Video_Drivers_Linux
 {
     VD_X11 = 0,
@@ -52,5 +54,7 @@ void*       platform_load_function(void* library_handle, const char* func_name);
 bool        platform_load_gl(const char* name);
 void        platform_unload_gl(void);
 void*       platform_load_function_gl(const char* func_name);
+int         platform_timer_add(uint32 interval_ms, Timer_Callback_Func callback, void* param);
+bool        platform_timer_remove(int timer_id);
 
 #endif
diff --git a/todo.txt b/todo.txt
index 3df09dc..51b69f6 100644
--- a/todo.txt
+++ b/todo.txt
@@ -1,6 +1,7 @@
 Todo:
-	- Implement player footstep sounds for walking, running and jumping
 	- RGB keys to progress to next level
+	- Visual indicator on doors corresponding to their key masks
+	- Audio cues when player does not have the right key combination to open a particular door
 	- Player/enemies getting hit by bullets
 	- Win/fail States
 	- Remove excessive repitition in scene and editor code that handles multiple entity types
@@ -13,8 +14,8 @@ Todo:
 	- Implement flag for ignoring collisions with certain entities
 	- Implement game gui either with a separate nuklear context or as part of existing context
 	- Fix rotate gizmo's origin not being set to the selected entity
+	- Ambient/Background music 
 	- Player shooting
-	- Player jump cooldown, don't allow jump until a certian time interval has passed, even if we're grounded
 	- Sky Cube maps
 	- Scrolling textures
 	- Apply the selected entity's transformation when duplicating an entity that has an entity archetype
@@ -418,4 +419,6 @@ Done:
 	* Composite door entity made up of static mesh, sound entity and trigger. Door might require 0-3 keys in order to be opened.
 	* Add door properties to property inspector in editor
 	* Switched transformation in property inspector to show/modify local transform values by default and show absolute transform values as read-only.
-	* Doors that open using the red/green/blue keys only as a way of progressing the level or cordoing off certain sections
\ No newline at end of file
+	* Doors that open using the red/green/blue keys only as a way of progressing the level or cordoing off certain sections
+	* Implemented player footstep sounds for walking, running and jumping
+	* Player jump cooldown, don't allow jump until a certian time interval has passed, even if we're grounded
\ No newline at end of file