1 files changed, 55 insertions, 0 deletions
diff --git a/game/background/ForestParallaxScript.cpp b/game/background/ForestParallaxScript.cpp
new file mode 100644
index 0000000..7470da2
--- /dev/null
+++ b/game/background/ForestParallaxScript.cpp
@@ -0,0 +1,55 @@
+#include "ForestParallaxScript.h"
+
+#include "../Config.h"
+
+using namespace crepe;
+using namespace std;
+
+ForestParallaxScript::ForestParallaxScript(
+	float begin_x, float end_x, std::string unique_bg_name
+)
+	: begin_x(begin_x),
+	  end_x(end_x),
+	  name(unique_bg_name) {}
+
+void ForestParallaxScript::fixed_update(crepe::duration_t dt) {
+	RefVector<Transform> vec_2
+		= this->get_components_by_name<Transform>("forest_bg_2_" + name);
+	RefVector<Transform> vec_3
+		= this->get_components_by_name<Transform>("forest_bg_3_" + name);
+
+	for (Transform & t : vec_2) {
+		if (t.position.x > end_x - 400) {
+			t.position.x = begin_x - 400;
+		}
+	}
+	for (Transform & t : vec_3) {
+		if (t.position.x > end_x - 400) {
+			t.position.x = begin_x - 400;
+		}
+	}
+
+	//Move whole background 12000 to the right
+	Transform & trans_cam = this->get_components_by_name<Transform>("camera").front();
+
+	float cam_left_x = trans_cam.position.x - VIEWPORT_X / 2;
+
+	if (cam_left_x > this->start_x + this->lenght) {
+		//Move whole background 12000 to the right
+		RefVector<Transform> trans
+			= this->get_components_by_tag<Transform>("background_forest");
+		for (Transform & tran : trans) {
+			tran.position.x += 12000;
+		}
+		this->start_x += 12000;
+
+		RefVector<Transform> trans_back
+			= this->get_components_by_tag<Transform>("forest_background");
+		for (Transform & tran : trans_back) {
+			tran.position.x += 12000;
+		}
+
+		begin_x += 12000;
+		end_x += 12000;
+	}
+}