From b0e44f301e6fe331e405320a2a5f9d8f361d3ecc Mon Sep 17 00:00:00 2001
From: codereader <greebo@angua.at>
Date: Sun, 24 Jan 2021 05:57:44 +0100
Subject: [PATCH] #5455: Adjust grid center to be located at the scene's origin

---
 libs/wxutil/preview/RenderPreview.cpp | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/libs/wxutil/preview/RenderPreview.cpp b/libs/wxutil/preview/RenderPreview.cpp
index 84d377fe06..1126c676f6 100644
--- a/libs/wxutil/preview/RenderPreview.cpp
+++ b/libs/wxutil/preview/RenderPreview.cpp
@@ -742,6 +742,11 @@ void RenderPreview::drawGrid()
 	glLineWidth(1);
 	glColor3f(0.7f, 0.7f, 0.7f);
 
+    glPushMatrix();
+
+    auto sceneCenter = getSceneBounds().getOrigin();
+    glTranslated(sceneCenter.x(), sceneCenter.y(), sceneCenter.z());
+
 	glBegin(GL_LINES);
 
 	for (float x = -GRID_MAX_DIM; x < GRID_MAX_DIM; x += GRID_STEP)
@@ -760,6 +765,8 @@ void RenderPreview::drawGrid()
 	}
 
 	glEnd();
+
+    glPopMatrix();
 }
 
 void RenderPreview::drawTime()