From 11a1e4e6c416dc160d1864f12fdf104bdf799146 Mon Sep 17 00:00:00 2001
From: Loek Le Blansch <loek@pipeframe.xyz>
Date: Fri, 25 Oct 2024 19:14:53 +0200
Subject: fix silly bug

---
 Museum.cpp | 36 ++++++++++++++++++++++--------------
 1 file changed, 22 insertions(+), 14 deletions(-)

(limited to 'Museum.cpp')

diff --git a/Museum.cpp b/Museum.cpp
index bf000e2..346acb7 100644
--- a/Museum.cpp
+++ b/Museum.cpp
@@ -29,30 +29,38 @@ void Museum::update() {
 }
 
 void Museum::skip_forward() {
+	lock_guard<mutex> guard(this->jump_mutex);
 	this->jump++;
 }
 void Museum::skip_backward() {
+	lock_guard<mutex> guard(this->jump_mutex);
 	this->paused = true;
 	this->jump--;
 }
 
+void Museum::process_jump() {
+	lock_guard<mutex> guard(this->jump_mutex);
+
+	if (this->jump > 0) {
+		// forward jump
+		for (; this->jump != 0; this->jump--) {
+			for (size_t i = 0; i < this->snapshot_ticks; i++)
+				this->update();
+		}
+	} else if (this->jump < 0) {
+		// backward jump
+		for (; this->jump != 0; this->jump++) {
+			if (this->history.empty()) continue;
+			this->restore_snapshot(this->history.top());
+			if (this->tick > 0) this->history.pop();
+		}
+	}
+}
+
 void Museum::work() {
 	while (this->working) {
 		// immediately process jumps, even if paused
-		if (this->jump > 0) {
-			// forward jump
-			for (; this->jump != 0; this->jump--) {
-				for (size_t i = 0; i < this->snapshot_ticks; i++)
-					this->update();
-			}
-		} else if (this->jump < 0) {
-			// backward jump
-			for (; this->jump != 0; this->jump++) {
-				if (this->history.empty()) continue;
-				this->restore_snapshot(this->history.top());
-				if (this->tick > 0) this->history.pop();
-			}
-		}
+		this->process_jump();
 
 		// wait with regular update if paused
 		if (this->paused) continue;
-- 
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