X-Git-Url: http://git.localhorst.tv/?a=blobdiff_plain;f=src%2Fui%2Fui.cpp;h=037fcb510dc16a55d96f1ca638d08ba48fe47229;hb=e872614d387c4bfc3afb04bcc7cba3d9b8f3954b;hp=be03c7e88f22fe7d202440a208b91b3eb2d7d4a9;hpb=5cd73a8f2b40e59ec13aa2a6af33bc8e2a6b9a6c;p=blank.git

diff --git a/src/ui/ui.cpp b/src/ui/ui.cpp
index be03c7e..037fcb5 100644
--- a/src/ui/ui.cpp
+++ b/src/ui/ui.cpp
@@ -1,5 +1,6 @@
 #include "HUD.hpp"
 #include "Interface.hpp"
+#include "Keymap.hpp"
 
 #include "../app/Assets.hpp"
 #include "../app/Environment.hpp"
@@ -8,7 +9,9 @@
 #include "../audio/Audio.hpp"
 #include "../graphics/Font.hpp"
 #include "../graphics/Viewport.hpp"
+#include "../io/TokenStreamReader.hpp"
 #include "../model/shapes.hpp"
+#include "../world/BlockLookup.hpp"
 #include "../world/World.hpp"
 
 #include <algorithm>
@@ -72,17 +75,18 @@ void HUD::Display(const Block &b) {
 void HUD::Render(Viewport &viewport) noexcept {
 	viewport.ClearDepth();
 
-	DirectionalLighting &world_prog = viewport.HUDProgram();
-	world_prog.SetLightDirection({ 1.0f, 3.0f, 5.0f });
-	// disable distance fog
-	world_prog.SetFogDensity(0.0f);
-
+	PlainColor &outline_prog = viewport.HUDOutlineProgram();
 	viewport.EnableInvertBlending();
 	viewport.SetCursor(glm::vec3(0.0f), Gravity::CENTER);
-	world_prog.SetM(viewport.Cursor());
+	outline_prog.SetM(viewport.Cursor());
 	crosshair.Draw();
 
 	if (block_visible) {
+		DirectionalLighting &world_prog = viewport.HUDProgram();
+		world_prog.SetLightDirection({ 1.0f, 3.0f, 5.0f });
+		// disable distance fog
+		world_prog.SetFogDensity(0.0f);
+
 		viewport.DisableBlending();
 		world_prog.SetM(block_transform);
 		block.Draw();
@@ -100,12 +104,16 @@ Interface::Interface(
 , ctrl(world.Player())
 , hud(world.BlockTypes(), env.assets.small_ui_font)
 , aim{{ 0, 0, 0 }, { 0, 0, -1 }}
-, aim_chunk(nullptr)
-, aim_block(0)
-, aim_normal()
+, aim_world()
+, aim_entity()
 , outline()
 , outline_transform(1.0f)
 , counter_text()
+, position_text()
+, orientation_text()
+, block_text()
+, last_block()
+, last_entity(nullptr)
 , messages(env.assets.small_ui_font)
 , msg_timer(5000)
 , config(config)
@@ -116,15 +124,25 @@ Interface::Interface(
 , place_sound(env.assets.LoadSound("thump"))
 , remove_sound(env.assets.LoadSound("plop"))
 , fwd(0)
-, rev(0) {
-	counter_text.Hide();
+, rev(0)
+, debug(false) {
 	counter_text.Position(glm::vec3(-25.0f, 25.0f, 0.0f), Gravity::NORTH_EAST);
 	counter_text.Foreground(glm::vec4(1.0f));
 	counter_text.Background(glm::vec4(0.5f));
-	position_text.Hide();
 	position_text.Position(glm::vec3(-25.0f, 25.0f + env.assets.small_ui_font.LineSkip(), 0.0f), Gravity::NORTH_EAST);
 	position_text.Foreground(glm::vec4(1.0f));
 	position_text.Background(glm::vec4(0.5f));
+	orientation_text.Position(glm::vec3(-25.0f, 25.0f + 2 * env.assets.small_ui_font.LineSkip(), 0.0f), Gravity::NORTH_EAST);
+	orientation_text.Foreground(glm::vec4(1.0f));
+	orientation_text.Background(glm::vec4(0.5f));
+	block_text.Position(glm::vec3(-25.0f, 25.0f + 4 * env.assets.small_ui_font.LineSkip(), 0.0f), Gravity::NORTH_EAST);
+	block_text.Foreground(glm::vec4(1.0f));
+	block_text.Background(glm::vec4(0.5f));
+	block_text.Set(env.assets.small_ui_font, "Block: none");
+	entity_text.Position(glm::vec3(-25.0f, 25.0f + 4 * env.assets.small_ui_font.LineSkip(), 0.0f), Gravity::NORTH_EAST);
+	entity_text.Foreground(glm::vec4(1.0f));
+	entity_text.Background(glm::vec4(0.5f));
+	entity_text.Set(env.assets.small_ui_font, "Entity: none");
 	messages.Position(glm::vec3(25.0f, -25.0f, 0.0f), Gravity::SOUTH_WEST);
 	messages.Foreground(glm::vec4(1.0f));
 	messages.Background(glm::vec4(0.5f));
@@ -135,84 +153,110 @@ Interface::Interface(
 void Interface::HandlePress(const SDL_KeyboardEvent &event) {
 	if (config.keyboard_disabled) return;
 
-	switch (event.keysym.sym) {
-		case SDLK_w:
+	switch (env.keymap.Lookup(event)) {
+		case Keymap::MOVE_FORWARD:
 			rev.z = 1;
 			break;
-		case SDLK_s:
+		case Keymap::MOVE_BACKWARD:
 			fwd.z = 1;
 			break;
-		case SDLK_a:
+		case Keymap::MOVE_LEFT:
 			rev.x = 1;
 			break;
-		case SDLK_d:
+		case Keymap::MOVE_RIGHT:
 			fwd.x = 1;
 			break;
-		case SDLK_SPACE:
+		case Keymap::MOVE_UP:
 			fwd.y = 1;
 			break;
-		case SDLK_LSHIFT:
+		case Keymap::MOVE_DOWN:
 			rev.y = 1;
 			break;
 
-		case SDLK_q:
+		case Keymap::BLOCK_FACE:
 			FaceBlock();
 			break;
-		case SDLK_e:
+		case Keymap::BLOCK_TURN:
 			TurnBlock();
 			break;
+		case Keymap::BLOCK_NEXT:
+			SelectNext();
+			break;
+		case Keymap::BLOCK_PREV:
+			SelectPrevious();
+			break;
+
+		case Keymap::BLOCK_PLACE:
+			PlaceBlock();
+			break;
+		case Keymap::BLOCK_PICK:
+			PickBlock();
+			break;
+		case Keymap::BLOCK_REMOVE:
+			RemoveBlock();
+			break;
 
-		case SDLK_n:
+		case Keymap::TOGGLE_COLLISION:
 			ToggleCollision();
 			break;
 
-		case SDLK_b:
+		case Keymap::PRINT_BLOCK:
 			PrintBlockInfo();
 			break;
-		case SDLK_c:
+		case Keymap::PRINT_CHUNK:
 			PrintChunkInfo();
 			break;
-		case SDLK_l:
+		case Keymap::PRINT_LIGHT:
 			PrintLightInfo();
 			break;
-		case SDLK_p:
+		case Keymap::PRINT_SELECTION:
 			PrintSelectionInfo();
 			break;
 
-		case SDLK_F1:
+		case Keymap::TOGGLE_VISUAL:
 			ToggleVisual();
 			break;
-		case SDLK_F3:
+		case Keymap::TOGGLE_DEBUG:
 			ToggleDebug();
 			break;
-		case SDLK_F4:
+		case Keymap::TOGGLE_AUDIO:
 			ToggleAudio();
 			break;
+
+		case Keymap::EXIT:
+			env.state.Pop();
+			break;
+
+		default:
+			break;
 	}
 }
 
 void Interface::HandleRelease(const SDL_KeyboardEvent &event) {
 	if (config.keyboard_disabled) return;
 
-	switch (event.keysym.sym) {
-		case SDLK_w:
+	switch (env.keymap.Lookup(event)) {
+		case Keymap::MOVE_FORWARD:
 			rev.z = 0;
 			break;
-		case SDLK_s:
+		case Keymap::MOVE_BACKWARD:
 			fwd.z = 0;
 			break;
-		case SDLK_a:
+		case Keymap::MOVE_LEFT:
 			rev.x = 0;
 			break;
-		case SDLK_d:
+		case Keymap::MOVE_RIGHT:
 			fwd.x = 0;
 			break;
-		case SDLK_SPACE:
+		case Keymap::MOVE_UP:
 			fwd.y = 0;
 			break;
-		case SDLK_LSHIFT:
+		case Keymap::MOVE_DOWN:
 			rev.y = 0;
 			break;
+
+		default:
+			break;
 	}
 }
 
@@ -237,7 +281,7 @@ void Interface::ToggleCollision() {
 
 void Interface::PrintBlockInfo() {
 	std::cout << std::endl;
-	if (!aim_chunk) {
+	if (!aim_world) {
 		PostMessage("not looking at any block");
 		Ray aim = ctrl.Aim();
 		std::stringstream s;
@@ -246,53 +290,53 @@ void Interface::PrintBlockInfo() {
 		return;
 	}
 	std::stringstream s;
-	s << "looking at block " << aim_block
-		<< " " << Chunk::ToCoords(aim_block)
-		<< " of chunk " << aim_chunk->Position()
+	s << "looking at block " << aim_world.block
+		<< " " << aim_world.BlockCoords()
+		<< " of chunk " << aim_world.GetChunk().Position()
 	;
 	PostMessage(s.str());
-	Print(aim_chunk->BlockAt(aim_block));
+	Print(aim_world.GetBlock());
 }
 
 void Interface::PrintChunkInfo() {
 	std::cout << std::endl;
-	if (!aim_chunk) {
+	if (!aim_world) {
 		PostMessage("not looking at any block");
 		return;
 	}
 	std::stringstream s;
-	s << "looking at chunk " << aim_chunk->Position();
+	s << "looking at chunk " << aim_world.GetChunk().Position();
 	PostMessage(s.str());
 
 	PostMessage("  neighbors:");
-	if (aim_chunk->HasNeighbor(Block::FACE_LEFT)) {
+	if (aim_world.GetChunk().HasNeighbor(Block::FACE_LEFT)) {
 		s.str("");
-		s << " left  " << aim_chunk->GetNeighbor(Block::FACE_LEFT).Position();
+		s << " left  " << aim_world.GetChunk().GetNeighbor(Block::FACE_LEFT).Position();
 		PostMessage(s.str());
 	}
-	if (aim_chunk->HasNeighbor(Block::FACE_RIGHT)) {
+	if (aim_world.GetChunk().HasNeighbor(Block::FACE_RIGHT)) {
 		s.str("");
-		s << " right " << aim_chunk->GetNeighbor(Block::FACE_RIGHT).Position();
+		s << " right " << aim_world.GetChunk().GetNeighbor(Block::FACE_RIGHT).Position();
 		PostMessage(s.str());
 	}
-	if (aim_chunk->HasNeighbor(Block::FACE_UP)) {
+	if (aim_world.GetChunk().HasNeighbor(Block::FACE_UP)) {
 		s.str("");
-		s << " up    " << aim_chunk->GetNeighbor(Block::FACE_UP).Position();
+		s << " up    " << aim_world.GetChunk().GetNeighbor(Block::FACE_UP).Position();
 		PostMessage(s.str());
 	}
-	if (aim_chunk->HasNeighbor(Block::FACE_DOWN)) {
+	if (aim_world.GetChunk().HasNeighbor(Block::FACE_DOWN)) {
 		s.str("");
-		s << " down  " << aim_chunk->GetNeighbor(Block::FACE_DOWN).Position();
+		s << " down  " << aim_world.GetChunk().GetNeighbor(Block::FACE_DOWN).Position();
 		PostMessage(s.str());
 	}
-	if (aim_chunk->HasNeighbor(Block::FACE_FRONT)) {
+	if (aim_world.GetChunk().HasNeighbor(Block::FACE_FRONT)) {
 		s.str("");
-		s << " front " << aim_chunk->GetNeighbor(Block::FACE_FRONT).Position();
+		s << " front " << aim_world.GetChunk().GetNeighbor(Block::FACE_FRONT).Position();
 		PostMessage(s.str());
 	}
-	if (aim_chunk->HasNeighbor(Block::FACE_BACK)) {
+	if (aim_world.GetChunk().HasNeighbor(Block::FACE_BACK)) {
 		s.str("");
-		s << " back  " << aim_chunk->GetNeighbor(Block::FACE_BACK).Position();
+		s << " back  " << aim_world.GetChunk().GetNeighbor(Block::FACE_BACK).Position();
 		PostMessage(s.str());
 	}
 	std::cout << std::endl;
@@ -340,11 +384,13 @@ void Interface::ToggleVisual() {
 }
 
 void Interface::ToggleDebug() {
-	counter_text.Toggle();
-	position_text.Toggle();
-	if (counter_text.Visible()) {
+	debug = !debug;
+	if (debug) {
 		UpdateCounter();
 		UpdatePosition();
+		UpdateOrientation();
+		UpdateBlockInfo();
+		UpdateEntityInfo();
 	}
 }
 
@@ -363,6 +409,46 @@ void Interface::UpdatePosition() {
 	position_text.Set(env.assets.small_ui_font, s.str());
 }
 
+void Interface::UpdateOrientation() {
+	std::stringstream s;
+	s << std::setprecision(3) << "pitch: " << rad2deg(ctrl.Pitch())
+		<< ", yaw: " << rad2deg(ctrl.Yaw());
+	orientation_text.Set(env.assets.small_ui_font, s.str());
+}
+
+void Interface::UpdateBlockInfo() {
+	if (aim_world) {
+		const Block &block = aim_world.GetBlock();
+		if (last_block != block) {
+			std::stringstream s;
+			s << "Block: "
+				<< aim_world.GetType().label
+				<< ", face: " << block.GetFace()
+				<< ", turn: " << block.GetTurn();
+			block_text.Set(env.assets.small_ui_font, s.str());
+			last_block = block;
+		}
+	} else {
+		if (last_block != Block()) {
+			std::stringstream s;
+			s << "Block: none";
+			block_text.Set(env.assets.small_ui_font, s.str());
+			last_block = Block();
+		}
+	}
+}
+
+void Interface::UpdateEntityInfo() {
+	if (aim_entity) {
+		if (last_entity != aim_entity.entity) {
+			std::stringstream s;
+			s << "Entity: " << aim_entity.entity->Name();
+			entity_text.Set(env.assets.small_ui_font, s.str());
+			last_entity = aim_entity.entity;
+		}
+	}
+}
+
 
 void Interface::Handle(const SDL_MouseMotionEvent &event) {
 	if (config.mouse_disabled) return;
@@ -395,38 +481,37 @@ void Interface::HandleRelease(const SDL_MouseButtonEvent &event) {
 }
 
 void Interface::PickBlock() {
-	if (!aim_chunk) return;
-	selection = aim_chunk->BlockAt(aim_block);
+	if (!aim_world) return;
+	selection = aim_world.GetBlock();
 	hud.Display(selection);
 }
 
 void Interface::PlaceBlock() {
-	if (!aim_chunk) return;
-	Chunk *mod_chunk = aim_chunk;
-	glm::vec3 next_pos = Chunk::ToCoords(aim_block) + aim_normal;
-	if (!Chunk::InBounds(next_pos)) {
-		mod_chunk = &world.Next(*aim_chunk, aim_normal);
-		next_pos -= aim_normal * glm::vec3(Chunk::Extent());
+	if (!aim_world) return;
+
+	glm::vec3 next_pos = aim_world.BlockCoords() + aim_world.normal;
+	BlockLookup next_block(&aim_world.GetChunk(), next_pos);
+	if (next_block) {
 	}
-	mod_chunk->SetBlock(next_pos, selection);
+	next_block.SetBlock(selection);
 
 	if (config.audio_disabled) return;
 	const Entity &player = ctrl.Controlled();
 	env.audio.Play(
 		place_sound,
-		mod_chunk->ToSceneCoords(player.ChunkCoords(), next_pos)
+		aim_world.GetChunk().ToSceneCoords(player.ChunkCoords(), next_pos)
 	);
 }
 
 void Interface::RemoveBlock() noexcept {
-	if (!aim_chunk) return;
-	aim_chunk->SetBlock(aim_block, remove);
+	if (!aim_world) return;
+	aim_world.SetBlock(remove);
 
 	if (config.audio_disabled) return;
 	const Entity &player = ctrl.Controlled();
 	env.audio.Play(
 		remove_sound,
-		aim_chunk->ToSceneCoords(player.ChunkCoords(), Chunk::ToCoords(aim_block))
+		aim_world.GetChunk().ToSceneCoords(player.ChunkCoords(), aim_world.BlockCoords())
 	);
 }
 
@@ -491,11 +576,12 @@ void Interface::Update(int dt) {
 		CheckAim();
 	}
 
-	if (counter_text.Visible() && env.counter.Changed()) {
-		UpdateCounter();
-	}
-	if (position_text.Visible()) {
+	if (debug) {
+		if (env.counter.Changed()) {
+			UpdateCounter();
+		}
 		UpdatePosition();
+		UpdateOrientation();
 	}
 }
 
@@ -506,34 +592,57 @@ OutlineModel::Buffer outl_buf;
 }
 
 void Interface::CheckAim() {
-	float dist;
-	if (world.Intersection(aim, glm::mat4(1.0f), aim_chunk, aim_block, dist, aim_normal)) {
-		outl_buf.Clear();
-		aim_chunk->Type(aim_chunk->BlockAt(aim_block)).FillOutlineModel(outl_buf);
-		outline.Update(outl_buf);
-		outline_transform = glm::scale(glm::vec3(1.0002f));
-		outline_transform *= aim_chunk->Transform(world.Player().ChunkCoords());
-		outline_transform *= aim_chunk->ToTransform(Chunk::ToPos(aim_block), aim_block);
-	} else {
-		aim_chunk = nullptr;
+	if (!world.Intersection(aim, glm::mat4(1.0f), ctrl.Controlled().ChunkCoords(), aim_world)) {
+		aim_world = WorldCollision();
+	}
+	if (!world.Intersection(aim, glm::mat4(1.0f), ctrl.Controlled(), aim_entity)) {
+		aim_entity = EntityCollision();
+	}
+	if (aim_world && aim_entity) {
+		// got both, pick the closest one
+		if (aim_world.depth < aim_entity.depth) {
+			UpdateOutline();
+			aim_entity = EntityCollision();
+		} else {
+			aim_world = WorldCollision();
+		}
+	} else if (aim_world) {
+		UpdateOutline();
+	}
+	if (debug) {
+		UpdateBlockInfo();
+		UpdateEntityInfo();
 	}
 }
 
+void Interface::UpdateOutline() {
+	outl_buf.Clear();
+	aim_world.GetType().FillOutlineModel(outl_buf);
+	outline.Update(outl_buf);
+	outline_transform = aim_world.GetChunk().Transform(world.Player().ChunkCoords());
+	outline_transform *= aim_world.BlockTransform();
+	outline_transform *= glm::scale(glm::vec3(1.005f));
+}
+
 
 void Interface::Render(Viewport &viewport) noexcept {
 	if (config.visual_disabled) return;
 
-	if (aim_chunk) {
-		DirectionalLighting &world_prog = viewport.EntityProgram();
-		world_prog.SetM(outline_transform);
+	if (aim_world) {
+		PlainColor &outline_prog = viewport.WorldOutlineProgram();
+		outline_prog.SetM(outline_transform);
 		outline.Draw();
 	}
 
-	if (counter_text.Visible()) {
+	if (debug) {
 		counter_text.Render(viewport);
-	}
-	if (position_text.Visible()) {
 		position_text.Render(viewport);
+		orientation_text.Render(viewport);
+		if (aim_world) {
+			block_text.Render(viewport);
+		} else if (aim_entity) {
+			entity_text.Render(viewport);
+		}
 	}
 
 	if (msg_timer.Running()) {
@@ -543,4 +652,217 @@ void Interface::Render(Viewport &viewport) noexcept {
 	hud.Render(viewport);
 }
 
+
+Keymap::Keymap()
+: codemap{ NONE } {
+
+}
+
+void Keymap::Map(SDL_Scancode scancode, Action action) {
+	if (scancode > MAX_SCANCODE) {
+		throw std::runtime_error("refusing to map scancode: too damn high");
+	}
+	codemap[scancode] = action;
+}
+
+Keymap::Action Keymap::Lookup(SDL_Scancode scancode) {
+	if (scancode < NUM_SCANCODES) {
+		return codemap[scancode];
+	} else {
+		return NONE;
+	}
+}
+
+
+void Keymap::LoadDefault() {
+	Map(SDL_SCANCODE_UP, MOVE_FORWARD);
+	Map(SDL_SCANCODE_W, MOVE_FORWARD);
+	Map(SDL_SCANCODE_DOWN, MOVE_BACKWARD);
+	Map(SDL_SCANCODE_S, MOVE_BACKWARD);
+	Map(SDL_SCANCODE_LEFT, MOVE_LEFT);
+	Map(SDL_SCANCODE_A, MOVE_LEFT);
+	Map(SDL_SCANCODE_RIGHT, MOVE_RIGHT);
+	Map(SDL_SCANCODE_D, MOVE_RIGHT);
+	Map(SDL_SCANCODE_SPACE, MOVE_UP);
+	Map(SDL_SCANCODE_RSHIFT, MOVE_UP);
+	Map(SDL_SCANCODE_LSHIFT, MOVE_DOWN);
+	Map(SDL_SCANCODE_LCTRL, MOVE_DOWN);
+	Map(SDL_SCANCODE_RCTRL, MOVE_DOWN);
+
+	Map(SDL_SCANCODE_Q, BLOCK_FACE);
+	Map(SDL_SCANCODE_E, BLOCK_TURN);
+	Map(SDL_SCANCODE_TAB, BLOCK_NEXT);
+	Map(SDL_SCANCODE_RIGHTBRACKET, BLOCK_NEXT);
+	Map(SDL_SCANCODE_LEFTBRACKET, BLOCK_PREV);
+
+	Map(SDL_SCANCODE_INSERT, BLOCK_PLACE);
+	Map(SDL_SCANCODE_RETURN, BLOCK_PLACE);
+	Map(SDL_SCANCODE_MENU, BLOCK_PICK);
+	Map(SDL_SCANCODE_DELETE, BLOCK_REMOVE);
+	Map(SDL_SCANCODE_BACKSPACE, BLOCK_REMOVE);
+
+	Map(SDL_SCANCODE_N, TOGGLE_COLLISION);
+	Map(SDL_SCANCODE_F1, TOGGLE_VISUAL);
+	Map(SDL_SCANCODE_F3, TOGGLE_DEBUG);
+	Map(SDL_SCANCODE_F4, TOGGLE_AUDIO);
+
+	Map(SDL_SCANCODE_B, PRINT_BLOCK);
+	Map(SDL_SCANCODE_C, PRINT_CHUNK);
+	Map(SDL_SCANCODE_L, PRINT_LIGHT);
+	Map(SDL_SCANCODE_P, PRINT_SELECTION);
+
+	Map(SDL_SCANCODE_ESCAPE, EXIT);
+}
+
+
+void Keymap::Load(std::istream &is) {
+	TokenStreamReader in(is);
+	std::string key_name;
+	std::string action_name;
+	SDL_Scancode key;
+	Action action;
+	while (in.HasMore()) {
+		if (in.Peek().type == Token::STRING) {
+			in.ReadString(key_name);
+			key = SDL_GetScancodeFromName(key_name.c_str());
+		} else {
+			key = SDL_Scancode(in.GetInt());
+		}
+		in.Skip(Token::EQUALS);
+		in.ReadIdentifier(action_name);
+		action = StringToAction(action_name);
+		if (in.HasMore() && in.Peek().type == Token::SEMICOLON) {
+			in.Skip(Token::SEMICOLON);
+		}
+		Map(key, action);
+	}
+}
+
+void Keymap::Save(std::ostream &out) {
+	for (unsigned int i = 0; i < NUM_SCANCODES; ++i) {
+		if (codemap[i] == NONE) continue;
+
+		const char *str = SDL_GetScancodeName(SDL_Scancode(i));
+		if (str && *str) {
+			out << '"';
+			while (*str) {
+				if (*str == '"') {
+					out << "\\\"";
+				} else {
+					out << *str;
+				}
+				++str;
+			}
+			out << '"';
+		} else {
+			out << i;
+		}
+
+		out << " = " << ActionToString(codemap[i]) << std::endl;;
+	}
+}
+
+
+const char *Keymap::ActionToString(Action action) {
+	switch (action) {
+		default:
+		case NONE:
+			return "none";
+		case MOVE_FORWARD:
+			return "move_forward";
+		case MOVE_BACKWARD:
+			return "move_backward";
+		case MOVE_LEFT:
+			return "move_left";
+		case MOVE_RIGHT:
+			return "move_right";
+		case MOVE_UP:
+			return "move_up";
+		case MOVE_DOWN:
+			return "move_down";
+		case BLOCK_FACE:
+			return "block_face";
+		case BLOCK_TURN:
+			return "block_turn";
+		case BLOCK_NEXT:
+			return "block_next";
+		case BLOCK_PREV:
+			return "block_prev";
+		case BLOCK_PLACE:
+			return "block_place";
+		case BLOCK_PICK:
+			return "block_pick";
+		case BLOCK_REMOVE:
+			return "block_remove";
+		case TOGGLE_COLLISION:
+			return "toggle_collision";
+		case TOGGLE_AUDIO:
+			return "toggle_audio";
+		case TOGGLE_VISUAL:
+			return "toggle_visual";
+		case TOGGLE_DEBUG:
+			return "toggle_debug";
+		case PRINT_BLOCK:
+			return "print_block";
+		case PRINT_CHUNK:
+			return "print_chunk";
+		case PRINT_LIGHT:
+			return "print_light";
+		case PRINT_SELECTION:
+			return "print_selection";
+		case EXIT:
+			return "exit";
+	}
+}
+
+Keymap::Action Keymap::StringToAction(const std::string &str) {
+	if (str == "move_forward") {
+		return MOVE_FORWARD;
+	} else if (str == "move_backward") {
+		return MOVE_BACKWARD;
+	} else if (str == "move_left") {
+		return MOVE_LEFT;
+	} else if (str == "move_right") {
+		return MOVE_RIGHT;
+	} else if (str == "move_up") {
+		return MOVE_UP;
+	} else if (str == "move_down") {
+		return MOVE_DOWN;
+	} else if (str == "block_face") {
+		return BLOCK_FACE;
+	} else if (str == "block_turn") {
+		return BLOCK_TURN;
+	} else if (str == "block_next") {
+		return BLOCK_NEXT;
+	} else if (str == "block_prev") {
+		return BLOCK_PREV;
+	} else if (str == "block_place") {
+		return BLOCK_PLACE;
+	} else if (str == "block_pick") {
+		return BLOCK_PICK;
+	} else if (str == "block_remove") {
+		return BLOCK_REMOVE;
+	} else if (str == "toggle_collision") {
+		return TOGGLE_COLLISION;
+	} else if (str == "toggle_audio") {
+		return TOGGLE_AUDIO;
+	} else if (str == "toggle_visual") {
+		return TOGGLE_VISUAL;
+	} else if (str == "toggle_debug") {
+		return TOGGLE_DEBUG;
+	} else if (str == "print_block") {
+		return PRINT_BLOCK;
+	} else if (str == "print_chunk") {
+		return PRINT_CHUNK;
+	} else if (str == "print_light") {
+		return PRINT_LIGHT;
+	} else if (str == "print_selection") {
+		return PRINT_SELECTION;
+	} else if (str == "exit") {
+		return EXIT;
+	} else {
+		return NONE;
+	}
+}
+
 }