Initial sound implementation

CMakeLists.txt

@@ -27,7 +27,7 @@ include(FetchContent)
 # SFML we take from master - can pin to an SFML 3 release when there is one
 # We use this for window, audio and graphics
 set(SFML_STATIC_LIBRARIES ON)
-set(SFML_FIND_COMPONENTS Graphics)
+set(SFML_FIND_COMPONENTS Graphics Audio)
 FetchContent_Declare(
         sfml
         GIT_REPOSITORY    https://github.com/sfml/sfml
@@ -47,7 +47,7 @@ FetchContent_Declare(
 FetchContent_MakeAvailable(sfml spdlog)
 
 # Link them
-target_link_libraries(${CMAKE_PROJECT_NAME} PRIVATE SFML::Graphics spdlog::spdlog)
+target_link_libraries(${CMAKE_PROJECT_NAME} PRIVATE SFML::Graphics SFML::Audio spdlog::spdlog)
 
 # Sym link the wads folder into the build output
 if(APPLE)

src/main.ixx

@@ -45,6 +45,7 @@ import intermission;
 import video;
 import status_bar;
 import hud;
+import sound;
 
 // List of wad files we populate on start up
 std::vector<std::string> wadfilenames;
@@ -390,9 +391,6 @@ void D_DoomLoop(void) {
 
     // Update display, next frame, with current state.
     D_Display();
-
-    // Sound mixing for the buffer is snychronous.
-    I_UpdateSound();
   }
 }
 
@@ -793,6 +791,8 @@ export void D_DoomMain(void) {
   printf("\nP_Init: Init Playloop state.\n");
   P_Init();
 
+  I_InitSound();
+
   printf("I_Init: Setting up machine state.\n");
   I_Init();