WIP emulator state

snes-frontend/src/main.rs

@@ -218,7 +218,9 @@ fn main() {
                                     .pick_file()
                                 {
                                     match emulator.rom.load(&String::from(path.to_str().unwrap())) {
-                                        Ok(_) => {},
+                                        Ok(_) => {
+                                            state.emulation.is_paused = false;
+                                        },
                                         Err(err) => {
                                             state.error_message.show = true;
                                             state.error_message.message = format!(
@@ -289,6 +291,17 @@ fn main() {
                         }
                     }
 
+                    // Actually run the emulation
+                    if !state.emulation.is_paused {
+                        // We want to keep the emulator running
+                        // as long as we are not at the end of the frame
+                        while !emulator.is_frame_ending {
+                            emulator.run()
+                        }
+                        // Reset the flag because otherwise the emulator will never continue running
+                        emulator.is_frame_ending = false
+                    }
+
                     // Render emulator framebuffer
                     {
                         let tex = renderer.textures.get_mut(texture_id).unwrap();

snes-frontend/src/state.rs

@@ -77,10 +77,23 @@ impl PPUDebug {
     }
 }
 
+pub struct Emulation {
+    pub is_paused: bool,
+}
+
+impl Emulation {
+    pub fn new() -> Self {
+        Self {
+            is_paused: true,
+        }
+    }
+}
+
 pub struct State {
     pub debug_options: DebugOptions,
     pub error_message: ErrorMessage,
     pub ppudebug: PPUDebug,
+    pub emulation: Emulation,
 }
 
 impl State {
@@ -89,6 +102,7 @@ impl State {
             debug_options: DebugOptions::new(),
             error_message: ErrorMessage::new(),
             ppudebug: PPUDebug::new(),
+            emulation: Emulation::new(),
         }
     }
 }