public void DrawOverlay(Camera camera, Color color, float innerFactor, float outerFactor)
{
Vector2 viewportSize = camera.ViewportSize;
Vector2 vector = new Vector2(0f, 0f);
Vector2 vector2 = new Vector2(viewportSize.X, 0f);
Vector2 vector3 = new Vector2(viewportSize.X, viewportSize.Y);
Vector2 vector4 = new Vector2(0f, viewportSize.Y);
Vector2 p = new Vector2(viewportSize.X / 2f, viewportSize.Y / 2f);
Color color2 = color * outerFactor;
Color color3 = color * innerFactor;
FlatBatch2D flatBatch2D = m_primitivesRenderer2D.FlatBatch(0, DepthStencilState.None, null, BlendState.AlphaBlend);
int count = flatBatch2D.TriangleVertices.Count;
flatBatch2D.QueueTriangle(vector, vector2, p, 0f, color2, color2, color3);
flatBatch2D.QueueTriangle(vector2, vector3, p, 0f, color2, color2, color3);
flatBatch2D.QueueTriangle(vector3, vector4, p, 0f, color2, color2, color3);
flatBatch2D.QueueTriangle(vector4, vector, p, 0f, color2, color2, color3);
flatBatch2D.TransformTriangles(camera.ViewportMatrix, count);
flatBatch2D.Flush();
}
