Method validate

core/src/processing/opengl/PShader.java:942–957

()

  protected void validate() {
    pgl.getProgramiv(glProgram, PGL.LINK_STATUS, intBuffer);
    boolean linked = intBuffer.get(0) != 0;
    if (!linked) {
      PGraphics.showException("Cannot link shader program:\n" +
                              pgl.getProgramInfoLog(glProgram));
    }

    pgl.validateProgram(glProgram);
    pgl.getProgramiv(glProgram, PGL.VALIDATE_STATUS, intBuffer);
    boolean validated = intBuffer.get(0) != 0;
    if (!validated) {
      PGraphics.showException("Cannot validate shader program:\n" +
                              pgl.getProgramInfoLog(glProgram));
    }
  }


  protected boolean contextIsOutdated() {