Fix crash on CloseAudioDevice: uninit device before mutex (#6039)

On Android (AAudio) the callback thread could still run when the mutex was
destroyed, causing a SIGABRT (pthread_mutex_lock on a destroyed mutex).
Uninit the device first so its callback thread stops before ma_mutex_uninit.

examples/audio/audio_sound_positioning.c

@@ -4,7 +4,7 @@
 *
 *   Example complexity rating: [★★☆☆] 2/4
 *
-*   Example originally created with raylib 5.5, last time updated with raylib 5.5
+*   Example originally created with raylib 5.5, last time updated with raylib 6.0
 *
 *   Example contributed by Le Juez Victor (@Bigfoot71) and reviewed by Ramon Santamaria (@raysan5)
 *
@@ -116,14 +116,14 @@ static void SetSoundPosition(Camera listener, Sound sound, Vector3 position, flo
     // Calculate normalized vectors for spatial positioning
     Vector3 normalizedDirection = Vector3Normalize(direction);
     Vector3 forward = Vector3Normalize(Vector3Subtract(listener.target, listener.position));
-    Vector3 right = Vector3Normalize(Vector3CrossProduct(listener.up, forward));
+    Vector3 right = Vector3Normalize(Vector3CrossProduct(forward, listener.up));
 
     // Reduce volume for sounds behind the listener
     float dotProduct = Vector3DotProduct(forward, normalizedDirection);
     if (dotProduct < 0.0f) attenuation *= (1.0f + dotProduct*0.5f);
 
     // Set stereo panning based on sound position relative to listener
-    float pan = 0.5f + 0.5f*Vector3DotProduct(normalizedDirection, right);
+    float pan = Vector3DotProduct(normalizedDirection, right);
 
     // Apply final sound properties
     SetSoundVolume(sound, attenuation);

examples/core/core_highdpi_testbed.c

@@ -97,9 +97,6 @@ int main(void)
 
     // De-Initialization
     //--------------------------------------------------------------------------------------
-
-    // TODO: Unload all loaded resources at this point
-
     CloseWindow();        // Close window and OpenGL context
     //--------------------------------------------------------------------------------------
 

examples/models/models_decals.c

@@ -249,7 +249,7 @@ int main(void)
             DrawText("(c) Character model and texture from kenney.nl", screenWidth - 260, screenHeight - 20, 10, GRAY);
 
             // UI elements
-            if (GuiButton((Rectangle){ 10, screenHeight - 1000.f, 100, 60 }, showModel ? "Hide Model" : "Show Model")) showModel = !showModel;
+            if (GuiButton((Rectangle){ 10, screenHeight - 100.0f, 100, 60 }, showModel ? "Hide Model" : "Show Model")) showModel = !showModel;
 
             if (GuiButton((Rectangle){ 10 + 110, screenHeight - 100.0f, 100, 60 }, "Clear Decals"))
             {

examples/models/models_loading_iqm.c

@@ -66,8 +66,8 @@ int main(void)
 
         // Play animation when spacebar is held down
         animCurrentFrame += 1.0f;
-        UpdateModelAnimation(model, anims[0], animCurrentFrame);
+        UpdateModelAnimation(model, anims[animIndex], animCurrentFrame);
-        if (animCurrentFrame >= anims[0].keyframeCount) animCurrentFrame = 0;
+        if (animCurrentFrame >= anims[animIndex].keyframeCount) animCurrentFrame = 0;
         //----------------------------------------------------------------------------------
 
         // Draw

src/raudio.c

@@ -533,8 +533,9 @@ void CloseAudioDevice(void)
 {
     if (AUDIO.System.isReady)
     {
-        ma_mutex_uninit(&AUDIO.System.lock);
+        // Stop the device first (joins the callback thread) before destroying the mutex it locks
         ma_device_uninit(&AUDIO.System.device);
+        ma_mutex_uninit(&AUDIO.System.lock);
         ma_context_uninit(&AUDIO.System.context);
 
         AUDIO.System.isReady = false;