public static void BeginOrthoRendering(this RenderTexture rt, float zBegin = -100, float zEnd = 100)
{
// Create an orthographic matrix (for 2D rendering)
Matrix4x4 projectionMatrix = Matrix4x4.Ortho(0, 1, 0, 1, zBegin, zEnd);
rt.BeginRendering(projectionMatrix);
}
public static void BeginPixelRendering(this RenderTexture rt, float zBegin = -100, float zEnd = 100)
{
Matrix4x4 projectionMatrix = Matrix4x4.Ortho(0, rt.width, 0, rt.height, zBegin, zEnd);
rt.BeginRendering(projectionMatrix);
}