add create vertex buffer for a triangle

GDP/D3D9/Vertex.h

@@ -0,0 +1,14 @@
+#pragma once
+#include <d3d9.h>
+
+#define FVF D3DFVF_XYZ
+
+struct Vertex
+{
+	FLOAT x;
+	FLOAT y;
+	FLOAT z;
+
+	Vertex() : x(0.0f), y(0.0f), z(0.0f) {}
+	Vertex(FLOAT _x, FLOAT _y, FLOAT _z) : x(_x), y(_y), z(_z) {}
+};