Move input to separate file

- Input is handled in a separate thread, its all kind of unsafe
right now but will fix later on

5 files changed, 35 insertions, 7 deletions

diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index f86a139..2b88db2 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -8,4 +8,5 @@ add_executable(junkcraft
     engine.c
     chunk.c
     world.c
+    input.c
 )
diff --git a/src/engine.c b/src/engine.c
index 08f4852..84db967 100644
--- a/src/engine.c
+++ b/src/engine.c
@@ -1,6 +1,7 @@
 #include "engine.h"
 #include "block.h"
 #include "chunk.h"
+#include "input.h"
 #include "window.h"
 #include "world.h"
 #include <junk/vector.h>
@@ -65,13 +66,6 @@ void _engine_insert_chunk_ptrs(struct engine* engine, struct chunk* chunk) {
 
 void engine_draw(struct engine* engine) {
     while (engine->game_loop) {
-        SDL_Event event;
-        while (SDL_PollEvent(&event)) {
-            // Quit game
-            if (event.type == SDL_QUIT) {
-                engine->game_loop = 0;
-            }
-        }
         glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
         glClearColor(0.529f, 0.808f, 0.922f, 1.0f);
         glEnable(GL_DEPTH_TEST);
diff --git a/src/input.c b/src/input.c
new file mode 100644
index 0000000..68722e7
--- /dev/null
+++ b/src/input.c
@@ -0,0 +1,22 @@
+#include "input.h"
+#include "pthread.h"
+
+pthread_t input_init(struct engine* engine) {
+    pthread_t thread;
+    pthread_create(&thread, NULL, (void*)input_handle, engine);
+    return thread;
+}
+void input_join(pthread_t thread, struct engine* engine) {
+    pthread_join(thread, NULL);
+}
+void input_handle(struct engine *engine) {
+    SDL_Event event;
+    while (engine->game_loop) {
+        // Quit game
+        // TODO: Locks?
+        SDL_PollEvent(&event);
+        if (event.type == SDL_QUIT) {
+            engine->game_loop = 0;
+        }
+    }
+}
diff --git a/src/input.h b/src/input.h
new file mode 100644
index 0000000..3d8fe14
--- /dev/null
+++ b/src/input.h
@@ -0,0 +1,7 @@
+#pragma once
+#include "SDL2/SDL.h"
+#include "engine.h"
+
+void input_handle(struct engine* engine);
+pthread_t input_init(struct engine* engine);
+void input_join(pthread_t thread, struct engine* engine);
diff --git a/src/junkcraft.c b/src/junkcraft.c
index 4a1a96a..e3e5260 100644
--- a/src/junkcraft.c
+++ b/src/junkcraft.c
@@ -1,12 +1,16 @@
 #include "engine.h"
+#include "input.h"
 #include <time.h>
 
+
 int main() {
     struct engine engine = { 0 };
     if (engine_init(&engine) != 0) {
         return -1;
     }
+    pthread_t input_thread = input_init(&engine);
     engine_draw(&engine);
+    input_join(input_thread, &engine);
     window_cleanup(engine.window);
     return 0;
 }