#include "HUD.hpp"
#include "Interface.hpp"
+#include "Keymap.hpp"
#include "../app/Assets.hpp"
+#include "../app/Environment.hpp"
#include "../app/FrameCounter.hpp"
#include "../app/init.hpp"
+#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>
, block_buf()
, block_transform(1.0f)
, block_label()
-, label_sprite()
-, label_transform(1.0f)
-, label_color{0xFF, 0xFF, 0xFF, 0xFF}
, block_visible(false)
, crosshair() {
block_transform = glm::translate(block_transform, glm::vec3(50.0f, 50.0f, 0.0f));
block_transform = glm::rotate(block_transform, 3.5f, glm::vec3(1.0f, 0.0f, 0.0f));
block_transform = glm::rotate(block_transform, 0.35f, glm::vec3(0.0f, 1.0f, 0.0f));
- crosshair.vertices = std::vector<glm::vec3>({
+ OutlineModel::Buffer buf;
+ buf.vertices = std::vector<glm::vec3>({
{ -10.0f, 0.0f, 0.0f }, { 10.0f, 0.0f, 0.0f },
{ 0.0f, -10.0f, 0.0f }, { 0.0f, 10.0f, 0.0f },
});
- crosshair.indices = std::vector<OutlineModel::Index>({
+ buf.indices = std::vector<OutlineModel::Index>({
0, 1, 2, 3
});
- crosshair.colors.resize(4, { 10.0f, 10.0f, 10.0f });
- crosshair.Invalidate();
+ buf.colors.resize(4, { 10.0f, 10.0f, 10.0f });
+ crosshair.Update(buf);
+
+ block_label.Position(
+ glm::vec3(50.0f, 85.0f, 0.0f),
+ Gravity::NORTH_WEST,
+ Gravity::NORTH
+ );
+ block_label.Foreground(glm::vec4(1.0f));
+ block_label.Background(glm::vec4(0.5f));
}
const BlockType &type = types.Get(b.type);
block_buf.Clear();
- type.FillModel(block_buf, b.Transform());
+ type.FillEntityModel(block_buf, b.Transform());
block.Update(block_buf);
- font.Render(type.label.c_str(), label_color, block_label);
- glm::vec2 size(font.TextSize(type.label.c_str()));
- label_sprite.LoadRect(size.x, size.y);
- label_transform = glm::translate(glm::vec3(
- std::max(5.0f, 50.0f - std::round(size.x * 0.5f)),
- 70.0f + size.y,
- 0.75f
- ));
+ block_label.Set(font, type.label);
block_visible = type.visible;
}
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();
- world_prog.SetM(viewport.CenterTransform());
+ viewport.SetCursor(glm::vec3(0.0f), Gravity::CENTER);
+ 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();
-
- BlendedSprite &sprite_prog = viewport.SpriteProgram();
- sprite_prog.SetM(label_transform);
- sprite_prog.SetTexture(block_label);
- label_sprite.Draw();
+ block_label.Render(viewport);
}
}
Interface::Interface(
const Config &config,
- const Assets &assets,
- const FrameCounter &counter,
+ Environment &env,
World &world)
-: counter(counter)
+: env(env)
, world(world)
, ctrl(world.Player())
-, font(assets.LoadFont("DejaVuSans", 16))
-, hud(world.BlockTypes(), font)
+, 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)
-, show_counter(false)
-, counter_tex()
-, counter_sprite()
-, counter_transform(1.0f)
-, counter_x(935.0f)
-, counter_color{0xFF, 0xFF, 0xFF, 0xFF}
+, counter_text()
+, position_text()
+, orientation_text()
+, block_text()
+, last_block()
+, last_entity(nullptr)
+, messages(env.assets.small_ui_font)
+, msg_timer(5000)
, config(config)
, place_timer(256)
, remove_timer(256)
, remove(0)
, selection(1)
+, place_sound(env.assets.LoadSound("thump"))
+, remove_sound(env.assets.LoadSound("plop"))
, fwd(0)
-, rev(0) {
+, 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.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));
hud.Display(selection);
}
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_F3:
- ToggleCounter();
+ case Keymap::TOGGLE_VISUAL:
+ ToggleVisual();
+ break;
+ case Keymap::TOGGLE_DEBUG:
+ ToggleDebug();
+ break;
+ 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;
}
}
void Interface::ToggleCollision() {
ctrl.Controlled().WorldCollidable(!ctrl.Controlled().WorldCollidable());
- std::cout << "collision " << (ctrl.Controlled().WorldCollidable() ? "on" : "off") << std::endl;
+ if (ctrl.Controlled().WorldCollidable()) {
+ PostMessage("collision on");
+ } else {
+ PostMessage("collision off");
+ }
}
void Interface::PrintBlockInfo() {
std::cout << std::endl;
- if (!aim_chunk) {
- std::cout << "not looking at any block" << std::endl;
+ if (!aim_world) {
+ PostMessage("not looking at any block");
Ray aim = ctrl.Aim();
- std::cout << "aim ray: " << aim.orig << ", " << aim.dir << std::endl;
+ std::stringstream s;
+ s << "aim ray: " << aim.orig << ", " << aim.dir;
+ PostMessage(s.str());
return;
}
- std::cout << "looking at block " << aim_block
- << " " << Chunk::ToCoords(aim_block)
- << " of chunk " << aim_chunk->Position()
- << std::endl;
- Print(aim_chunk->BlockAt(aim_block));
+ std::stringstream s;
+ s << "looking at block " << aim_world.block
+ << " " << aim_world.BlockCoords()
+ << " of chunk " << aim_world.GetChunk().Position()
+ ;
+ PostMessage(s.str());
+ Print(aim_world.GetBlock());
}
void Interface::PrintChunkInfo() {
std::cout << std::endl;
- if (!aim_chunk) {
- std::cout << "not looking at any block" << std::endl;
+ if (!aim_world) {
+ PostMessage("not looking at any block");
return;
}
- std::cout << "looking at chunk "
- << aim_chunk->Position()
- << std::endl;
-
- std::cout << " neighbors:" << std::endl;
- if (aim_chunk->HasNeighbor(Block::FACE_LEFT)) {
- std::cout << " left " << aim_chunk->GetNeighbor(Block::FACE_LEFT).Position() << std::endl;
+ std::stringstream s;
+ s << "looking at chunk " << aim_world.GetChunk().Position();
+ PostMessage(s.str());
+
+ PostMessage(" neighbors:");
+ if (aim_world.GetChunk().HasNeighbor(Block::FACE_LEFT)) {
+ s.str("");
+ s << " left " << aim_world.GetChunk().GetNeighbor(Block::FACE_LEFT).Position();
+ PostMessage(s.str());
}
- if (aim_chunk->HasNeighbor(Block::FACE_RIGHT)) {
- std::cout << " right " << aim_chunk->GetNeighbor(Block::FACE_RIGHT).Position() << std::endl;
+ if (aim_world.GetChunk().HasNeighbor(Block::FACE_RIGHT)) {
+ s.str("");
+ s << " right " << aim_world.GetChunk().GetNeighbor(Block::FACE_RIGHT).Position();
+ PostMessage(s.str());
}
- if (aim_chunk->HasNeighbor(Block::FACE_UP)) {
- std::cout << " up " << aim_chunk->GetNeighbor(Block::FACE_UP).Position() << std::endl;
+ if (aim_world.GetChunk().HasNeighbor(Block::FACE_UP)) {
+ s.str("");
+ s << " up " << aim_world.GetChunk().GetNeighbor(Block::FACE_UP).Position();
+ PostMessage(s.str());
}
- if (aim_chunk->HasNeighbor(Block::FACE_DOWN)) {
- std::cout << " down " << aim_chunk->GetNeighbor(Block::FACE_DOWN).Position() << std::endl;
+ if (aim_world.GetChunk().HasNeighbor(Block::FACE_DOWN)) {
+ s.str("");
+ s << " down " << aim_world.GetChunk().GetNeighbor(Block::FACE_DOWN).Position();
+ PostMessage(s.str());
}
- if (aim_chunk->HasNeighbor(Block::FACE_FRONT)) {
- std::cout << " front " << aim_chunk->GetNeighbor(Block::FACE_FRONT).Position() << std::endl;
+ if (aim_world.GetChunk().HasNeighbor(Block::FACE_FRONT)) {
+ s.str("");
+ s << " front " << aim_world.GetChunk().GetNeighbor(Block::FACE_FRONT).Position();
+ PostMessage(s.str());
}
- if (aim_chunk->HasNeighbor(Block::FACE_BACK)) {
- std::cout << " back " << aim_chunk->GetNeighbor(Block::FACE_BACK).Position() << std::endl;
+ if (aim_world.GetChunk().HasNeighbor(Block::FACE_BACK)) {
+ s.str("");
+ s << " back " << aim_world.GetChunk().GetNeighbor(Block::FACE_BACK).Position();
+ PostMessage(s.str());
}
std::cout << std::endl;
}
void Interface::PrintLightInfo() {
- std::cout
+ std::stringstream s;
+ s
<< "light level " << world.PlayerChunk().GetLight(world.Player().Position())
<< " at position " << world.Player().Position()
- << std::endl;
+ ;
+ PostMessage(s.str());
}
void Interface::PrintSelectionInfo() {
}
void Interface::Print(const Block &block) {
- std::cout << "type: " << block.type
+ std::stringstream s;
+ s << "type: " << block.type
<< ", face: " << block.GetFace()
<< ", turn: " << block.GetTurn()
- << std::endl;
+ ;
+ PostMessage(s.str());
+}
+
+void Interface::ToggleAudio() {
+ config.audio_disabled = !config.audio_disabled;
+ if (config.audio_disabled) {
+ PostMessage("audio off");
+ } else {
+ PostMessage("audio on");
+ }
}
-void Interface::ToggleCounter() {
- if ((show_counter = !show_counter)) {
+void Interface::ToggleVisual() {
+ config.visual_disabled = !config.visual_disabled;
+ if (config.visual_disabled) {
+ PostMessage("visual off");
+ } else {
+ PostMessage("visual on");
+ }
+}
+
+void Interface::ToggleDebug() {
+ debug = !debug;
+ if (debug) {
UpdateCounter();
+ UpdatePosition();
+ UpdateOrientation();
+ UpdateBlockInfo();
+ UpdateEntityInfo();
}
}
void Interface::UpdateCounter() {
std::stringstream s;
- s << std::setprecision(3) << counter.AvgRunning() << "ms";
+ s << std::setprecision(3) <<
+ "avg: " << env.counter.Average().running << "ms, "
+ "peak: " << env.counter.Peak().running << "ms";
std::string text = s.str();
- font.Render(text.c_str(), counter_color, counter_tex);
- glm::vec2 size(font.TextSize(text.c_str()));
- counter_sprite.LoadRect(size.x, size.y);
- counter_transform = glm::translate(glm::vec3(
- counter_x - size.x,
- 25.0f,
- 0.75f
- ));
+ counter_text.Set(env.assets.small_ui_font, text);
+}
+
+void Interface::UpdatePosition() {
+ std::stringstream s;
+ s << std::setprecision(3) << "pos: " << ctrl.Controlled().AbsolutePosition();
+ 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::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);
- mod_chunk->Invalidate();
+ next_block.SetBlock(selection);
+
+ if (config.audio_disabled) return;
+ const Entity &player = ctrl.Controlled();
+ env.audio.Play(
+ place_sound,
+ aim_world.GetChunk().ToSceneCoords(player.ChunkCoords(), next_pos)
+ );
}
void Interface::RemoveBlock() noexcept {
- if (!aim_chunk) return;
- aim_chunk->SetBlock(aim_block, remove);
- aim_chunk->Invalidate();
+ if (!aim_world) return;
+ aim_world.SetBlock(remove);
+
+ if (config.audio_disabled) return;
+ const Entity &player = ctrl.Controlled();
+ env.audio.Play(
+ remove_sound,
+ aim_world.GetChunk().ToSceneCoords(player.ChunkCoords(), aim_world.BlockCoords())
+ );
}
}
-void Interface::Resize(const Viewport &viewport) {
- counter_x = viewport.Width() - 25.0f;
+void Interface::PostMessage(const char *msg) {
+ messages.PushLine(msg);
+ msg_timer.Reset();
+ msg_timer.Start();
+ std::cout << msg << std::endl;
}
ctrl.Velocity(glm::vec3(fwd - rev) * config.move_velocity);
ctrl.Update(dt);
+ msg_timer.Update(dt);
place_timer.Update(dt);
remove_timer.Update(dt);
aim = ctrl.Aim();
CheckAim();
+ if (msg_timer.HitOnce()) {
+ msg_timer.Stop();
+ }
+
if (remove_timer.Hit()) {
RemoveBlock();
CheckAim();
CheckAim();
}
- if (show_counter && counter.Changed()) {
- UpdateCounter();
+ if (debug) {
+ if (env.counter.Changed()) {
+ UpdateCounter();
+ }
+ UpdatePosition();
+ UpdateOrientation();
}
}
+namespace {
+
+OutlineModel::Buffer outl_buf;
+
+}
+
void Interface::CheckAim() {
- float dist;
- if (world.Intersection(aim, glm::mat4(1.0f), aim_chunk, aim_block, dist, aim_normal)) {
- outline.Clear();
- aim_chunk->Type(aim_chunk->BlockAt(aim_block)).FillOutlineModel(outline);
- 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 (show_counter) {
- BlendedSprite &sprite_prog = viewport.SpriteProgram();
- sprite_prog.SetM(counter_transform);
- sprite_prog.SetTexture(counter_tex);
- counter_sprite.Draw();
+ if (debug) {
+ counter_text.Render(viewport);
+ 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()) {
+ messages.Render(viewport);
}
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;
+ }
+}
+
}