Method readBuffer

core/src/processing/opengl/PJOGL.java:1961–1972

(int buf)

  }

  @Override
  public void readBuffer(int buf) {
    if (gl2x != null) {
      gl2x.glReadBuffer(buf);
    } else if (gl3 != null) {
      gl3.glReadBuffer(buf);
    } else if (gl3es3 != null) {
      gl3es3.glReadBuffer(buf);
    } else {
      throw new RuntimeException(String.format(MISSING_GLFUNC_ERROR, "glReadBuffer()"));
    }
  }

  @Override
  public void drawBuffer(int buf) {