Need the hit.wav to be mono, but now we have a sound we can move around, just not sure how to place it based on the visuals.

gui.cpp

@@ -62,9 +62,6 @@ GUI::GUI() :
 {
   $font.loadFromFile("./assets/text.otf");
   resize_map(BASE_MAP_FONT_SIZE);
-  int res = $hit_buf.loadFromFile("./assets/hit.wav");
-  dbc::check(res, "failed to load hit.wav");
-  $hit_sound.setBuffer($hit_buf);
 
   $ui_text.setFont($font);
   $ui_text.setPosition(0,0);
@@ -261,7 +258,6 @@ void GUI::draw_screen(bool clear, float map_off_x, float map_off_y) {
 }
 
 void GUI::shake() {
-  $hit_sound.play();
   for(int i = 0; i < 10; ++i) {
     int x = Random::uniform<int>(-10,10);
     int y = Random::uniform<int>(-10,10);
@@ -318,6 +314,10 @@ void GUI::render_scene() {
 }
 
 int GUI::main() {
+  SoundManager sounds("./assets");
+  sounds.load("hit", "hit.wav");
+  $world.set<SoundManager>(sounds);
+
   configure_world();
   create_renderer();
   run_systems();

gui.hpp

@@ -1,5 +1,4 @@
 #pragma once
-#include <SFML/Audio.hpp>
 #include <SFML/Graphics/Color.hpp>
 #include <SFML/Graphics/Font.hpp>
 #include <SFML/Graphics/RenderWindow.hpp>
@@ -13,6 +12,7 @@
 #include <string>
 #include "map.hpp"
 #include "dinkyecs.hpp"
+#include "sound.hpp"
 
 using std::string;
 using ftxui::Canvas, ftxui::Component, ftxui::Screen;
@@ -37,8 +37,6 @@ enum class Value {
 
 class GUI {
   Map $game_map;
-  sf::SoundBuffer $hit_buf;
-  sf::Sound $hit_sound;
   string $status_text = "NOT DEAD";
   Component $document;
   Component $map_view;

meson.build

@@ -17,11 +17,13 @@ runtests = executable('runtests', [
   'dbc.cpp',
   'map.cpp',
   'rand.cpp',
+  'sound.cpp',
   'collider.cpp',
   'tests/fsm.cpp',
   'tests/dbc.cpp',
   'tests/map.cpp',
   'tests/collider.cpp',
+  'tests/sound.cpp',
   ],
   dependencies: dependencies)
 
@@ -31,6 +33,7 @@ roguish = executable('roguish', [
   'map.cpp',
   'gui.cpp',
   'rand.cpp',
+  'sound.cpp',
   'collider.cpp',
   'combat.cpp',
   'systems.cpp',

scratchpad/testragel.cpp

@@ -5,62 +5,68 @@
 using namespace fmt;
 
 
-#line 14 ".\\scratchpad\\testragel.rl"
+#line 11 ".\\scratchpad\\testragel.rl"
 
 
 
 #line 8 ".\\scratchpad\\testragel.cpp"
 static const char _foo_actions[] = {
-	0, 1, 0, 1, 1, 1, 2
+	0, 1, 0, 1, 1, 1, 2, 1, 
+	3, 1, 4, 1, 5
 };
 
 static const char _foo_key_offsets[] = {
-	0, 0, 1, 2, 4, 7, 9, 12, 
-	13
+	0, 0, 1, 3, 5, 8, 10, 13, 
+	14, 16, 19, 21, 24, 25
 };
 
 static const char _foo_trans_keys[] = {
-	27, 91, 48, 57, 59, 48, 57, 48, 
-	57, 109, 48, 57, 0, 0
+	27, 65, 91, 48, 57, 59, 48, 57, 
+	48, 57, 109, 48, 57, 0, 48, 57, 
+	59, 48, 57, 48, 57, 109, 48, 57, 
+	0, 0
 };
 
 static const char _foo_single_lengths[] = {
-	0, 1, 1, 0, 1, 0, 1, 1, 
-	0
+	0, 1, 2, 0, 1, 0, 1, 1, 
+	0, 1, 0, 1, 1, 0
 };
 
 static const char _foo_range_lengths[] = {
 	0, 0, 0, 1, 1, 1, 1, 0, 
-	0
+	1, 1, 1, 1, 0, 0
 };
 
 static const char _foo_index_offsets[] = {
-	0, 0, 2, 4, 6, 9, 11, 14, 
-	16
+	0, 0, 2, 5, 7, 10, 12, 15, 
+	17, 19, 22, 24, 27, 29
 };
 
 static const char _foo_indicies[] = {
-	0, 1, 2, 1, 3, 1, 4, 3, 
-	1, 5, 1, 6, 5, 1, 7, 1, 
-	1, 0
+	0, 1, 2, 3, 1, 4, 1, 5, 
+	4, 1, 6, 1, 7, 6, 1, 8, 
+	1, 9, 1, 10, 9, 1, 11, 1, 
+	12, 11, 1, 13, 1, 1, 0
 };
 
 static const char _foo_trans_targs[] = {
-	2, 0, 3, 4, 5, 6, 7, 8
+	2, 0, 3, 8, 4, 5, 6, 7, 
+	13, 9, 10, 11, 12, 13
 };
 
 static const char _foo_trans_actions[] = {
-	0, 0, 0, 1, 0, 3, 0, 5
+	0, 0, 0, 0, 7, 0, 9, 0, 
+	11, 1, 0, 3, 0, 5
 };
 
 static const int foo_start = 1;
-static const int foo_first_final = 8;
+static const int foo_first_final = 13;
 static const int foo_error = 0;
 
 static const int foo_en_main = 1;
 
 
-#line 17 ".\\scratchpad\\testragel.rl"
+#line 14 ".\\scratchpad\\testragel.rl"
 
 int main() {
   int cs, res = 0;
@@ -69,14 +75,14 @@ int main() {
   char *p = test;
   char *pe = p + strlen(p) + 1;
   
-#line 64 ".\\scratchpad\\testragel.cpp"
+#line 70 ".\\scratchpad\\testragel.cpp"
 	{
 	cs = foo_start;
 	}
 
-#line 25 ".\\scratchpad\\testragel.rl"
+#line 22 ".\\scratchpad\\testragel.rl"
   
-#line 67 ".\\scratchpad\\testragel.cpp"
+#line 73 ".\\scratchpad\\testragel.cpp"
 	{
 	int _klen;
 	unsigned int _trans;
@@ -151,18 +157,30 @@ _match:
 		switch ( *_acts++ )
 		{
 	case 0:
-#line 9 ".\\scratchpad\\testragel.rl"
+#line 7 ".\\scratchpad\\testragel.rl"
 	{ println("NUM1"); }
 	break;
 	case 1:
-#line 11 ".\\scratchpad\\testragel.rl"
+#line 7 ".\\scratchpad\\testragel.rl"
 	{ println("NUM2"); }
 	break;
 	case 2:
-#line 13 ".\\scratchpad\\testragel.rl"
+#line 7 ".\\scratchpad\\testragel.rl"
 	{ res = 1; }
 	break;
-#line 149 ".\\scratchpad\\testragel.cpp"
+	case 3:
+#line 8 ".\\scratchpad\\testragel.rl"
+	{ println("NUM1"); }
+	break;
+	case 4:
+#line 8 ".\\scratchpad\\testragel.rl"
+	{ println("NUM2"); }
+	break;
+	case 5:
+#line 8 ".\\scratchpad\\testragel.rl"
+	{ res = 2; }
+	break;
+#line 164 ".\\scratchpad\\testragel.cpp"
 		}
 	}
 
@@ -175,7 +193,7 @@ _again:
 	_out: {}
 	}
 
-#line 26 ".\\scratchpad\\testragel.rl"
+#line 23 ".\\scratchpad\\testragel.rl"
 
   fmt::println("result = {}", res);
   return 0;

scratchpad/testragel.rl

@@ -4,13 +4,10 @@ using namespace fmt;
 
 %%{
   machine foo;
-  main :=
-      0x1B "["
-      [0-9]+ @{ println("NUM1"); }
-      ";"
-      [0-9]+ @{ println("NUM2"); }
-      "m"
-      0 @{ res = 1; };
+  test1 = 0x1B . "[" . [0-9]+ @{ println("NUM1"); } . ";" . [0-9]+ @{ println("NUM2"); } . "m" 0 @{ res = 1; };
+  test2 = 0x1B "A" [0-9]+ @{ println("NUM1"); } ";" [0-9]+ @{ println("NUM2"); } "m" 0 @{ res = 2; };
+
+  main := (test1 | test2);
 }%%
 
 %% write data;

sound.cpp

@@ -0,0 +1,42 @@
+#include "sound.hpp"
+#include "dbc.hpp"
+#include <fmt/core.h>
+
+using namespace fmt;
+namespace fs = std::filesystem;
+
+SoundManager::SoundManager(std::string base_path) : $base_path(base_path) {
+  dbc::check(fs::exists($base_path), "sound asset path is missing");
+}
+
+void SoundManager::load(const std::string name, const std::string sound_path) {
+  // get the sound file with base_path
+  fs::path full_path = $base_path / sound_path;
+  // confirm it's there
+  dbc::check(fs::exists(full_path), format("sound file {} does not exist", sound_path));
+
+  // create the buffer and keep in the buffer map
+  SoundPair *pair = new SoundPair();
+  $sounds[name] = pair;
+
+  bool good = pair->buffer.loadFromFile(full_path.string());
+  dbc::check(good, format("failed to load sound {}", sound_path));
+
+  // set it on the sound and keep in the sound map
+  pair->sound.setBuffer(pair->buffer);
+  pair->sound.setRelativeToListener(true);
+}
+
+void SoundManager::play(const std::string name) {
+  dbc::check($sounds.contains(name), format("sound {} is not loaded in map", name));
+  // get the sound from the sound map
+  SoundPair *pair = $sounds.at(name);
+  // play it
+  pair->sound.play();
+}
+
+void SoundManager::playAt(const std::string name, float x, float y, float z) {
+  SoundPair *pair = $sounds.at(name);
+  pair->sound.setPosition(x, y, z);
+  pair->sound.play();
+}

sound.hpp

@@ -0,0 +1,21 @@
+#pragma once
+#include <string>
+#include <filesystem>
+#include <unordered_map>
+#include <SFML/Audio.hpp>
+
+struct SoundPair {
+  sf::SoundBuffer buffer;
+  sf::Sound sound;
+};
+
+struct SoundManager {
+  std::filesystem::path $base_path;
+  std::unordered_map<std::string, SoundPair*> $sounds;
+
+  SoundManager(std::string base_path);
+
+  void load(const std::string name, const std::string path);
+  void play(const std::string name);
+  void playAt(const std::string name, float x, float y, float z);
+};

status.txt

@@ -14,5 +14,4 @@ TODO:
 
 * Simple loot system.
 * Actually render FTXUI ansi output instead of the gui.cpp hack.
-* Remove entity from world, _or_ mark them dead, switch their icon, and make them an entity the player walks over?
 * Bring back sounds, check out SoLoud.

systems.cpp

@@ -4,6 +4,7 @@
 #include <cmath>
 #include "rand.hpp"
 #include "collider.hpp"
+#include "sound.hpp"
 
 using std::string;
 using namespace fmt;
@@ -90,6 +91,7 @@ void System::combat(DinkyECS::World &world, Player &player) {
   const auto& player_position = world.component<Position>(player.entity);
   auto& player_combat = world.component<Combat>(player.entity);
   auto& log = world.get<ActionLog>();
+  auto& sounds = world.get<SoundManager>();
 
   // this is guaranteed to not return the given position
   auto [found, nearby] = collider.neighbors(player_position.location);
@@ -101,6 +103,7 @@ void System::combat(DinkyECS::World &world, Player &player) {
 
       if(player_dmg > 0) {
         log.log(format("You HIT for {} damage, HP left {}.", player_dmg, enemy_combat.hp));
+        sounds.play("hit");
       } else {
         log.log("You missed! They're quick!");
       }
@@ -109,6 +112,7 @@ void System::combat(DinkyECS::World &world, Player &player) {
         int enemy_dmg = enemy_combat.fight(player_combat);
 
         if(enemy_dmg > 0) {
+          sounds.play("hit");
           log.log(format("Enemy HIT YOU for {} damage.", enemy_dmg));
         } else {
           log.log("Enemy MISSED, you dodged it.");

tests/sound.cpp

@@ -0,0 +1,21 @@
+#include <catch2/catch_test_macros.hpp>
+#include <fmt/core.h>
+#include <string>
+#include "sound.hpp"
+#include "dinkyecs.hpp"
+
+using DinkyECS::Entity;
+using namespace fmt;
+
+TEST_CASE("confirm basic functionality", "[sounds]") {
+  REQUIRE_THROWS([&](){SoundManager sounds("./BADassets");}());
+
+  SoundManager sounds("./assets");
+
+  REQUIRE_THROWS(sounds.load("hit", "badfileDOESNOTEXIST.wav"));
+  REQUIRE_THROWS(sounds.play("hit"));
+
+  sounds.load("hit", "hit.wav");
+  sounds.play("hit");
+  sounds.playAt("hit", 1, 1, 1);
+}