From 1e66c5a6d8b6e1836d93a992f6dc3f2004bb899d Mon Sep 17 00:00:00 2001
From: raburton <Unknown>
Date: Tue, 5 Jun 2007 15:51:07 +0000
Subject: [PATCH] fix for 3d-display image export (blank box appears in image)

---
 3d-viewer/3d_canvas.cpp | 2 +-
 3d-viewer/3d_draw.cpp   | 3 ++-
 3d-viewer/3d_viewer.h   | 2 +-
 3 files changed, 4 insertions(+), 3 deletions(-)

diff --git a/3d-viewer/3d_canvas.cpp b/3d-viewer/3d_canvas.cpp
index 1791b11799..8a16b0c439 100644
--- a/3d-viewer/3d_canvas.cpp
+++ b/3d-viewer/3d_canvas.cpp
@@ -601,7 +601,7 @@ bool fmt_is_jpeg = FALSE;
 		if ( FullFileName.IsEmpty() ) return;
 	}
 	
-	wxYield();	// Requested to allow tne window redraw after closing the dialog box
+	Redraw(true);
 	wxSize image_size = GetClientSize();
 	wxClientDC dc(this);
 	wxBitmap bitmap(image_size.x, image_size.y );
diff --git a/3d-viewer/3d_draw.cpp b/3d-viewer/3d_draw.cpp
index 03ef581683..72c7196728 100644
--- a/3d-viewer/3d_draw.cpp
+++ b/3d-viewer/3d_draw.cpp
@@ -39,7 +39,7 @@ static void Draw3D_FilledSegmentWithHole(double startx, double starty,
 
 
 /**********************************/
-void Pcb3D_GLCanvas::Redraw( void )
+void Pcb3D_GLCanvas::Redraw( bool finish )
 /**********************************/
 {
     SetCurrent();
@@ -67,6 +67,7 @@ void Pcb3D_GLCanvas::Redraw( void )
 	}
 
 	glFlush();
+	if (finish) glFinish();
 	SwapBuffers();
  }
 
diff --git a/3d-viewer/3d_viewer.h b/3d-viewer/3d_viewer.h
index e670e5020a..bb0be69b84 100644
--- a/3d-viewer/3d_viewer.h
+++ b/3d-viewer/3d_viewer.h
@@ -92,7 +92,7 @@ public:
 	void TakeScreenshot(wxCommandEvent & event);
 	void SetView3D(int keycode);
 	void DisplayStatus(void);
-	void Redraw(void);
+	void Redraw(bool finish = false);
 	GLuint DisplayCubeforTest(void);
 
 	void OnEnterWindow( wxMouseEvent& event );