diff --git a/res/gamedata/shaders/gl/effects_sun.vs b/res/gamedata/shaders/gl/effects_sun.vs
new file mode 100644
index 00000000000..72c7d46b22a
--- /dev/null
+++ b/res/gamedata/shaders/gl/effects_sun.vs
@@ -0,0 +1,17 @@
+#include "common.h"
+#include "iostructs\v_TL.h"
+
+//////////////////////////////////////////////////////////////////////////////////////////
+// Vertex
+v2p_TL _main ( v_TL I )
+{
+	v2p_TL O;
+
+//	O.HPos = I.P;
+	O.HPos = mul(m_VP, I.P);	// xform, input in world coords
+	O.HPos.z = O.HPos.w;
+	O.Tex0 = I.Tex0;
+	O.Color = I.Color.bgra;		//	swizzle vertex colour
+
+ 	return O;
+}
\ No newline at end of file
diff --git a/res/gamedata/shaders/gl/effects_wallmark.vs b/res/gamedata/shaders/gl/effects_wallmark.vs
new file mode 100644
index 00000000000..eb83c6fd7fe
--- /dev/null
+++ b/res/gamedata/shaders/gl/effects_wallmark.vs
@@ -0,0 +1,15 @@
+#include "common.h"
+#include "iostructs\v_TL.h"
+
+//////////////////////////////////////////////////////////////////////////////////////////
+// Vertex
+v2p_TL _main ( v_TL I )
+{
+	v2p_TL O;
+
+	O.HPos = mul( m_VP, I.P );
+	O.Tex0 = I.Tex0;
+	O.Color = I.Color.bgra;	//	swizzle vertex colour
+
+ 	return O;
+}
\ No newline at end of file