/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

#include "WebGLFramebufferAttachable.h"

#include "WebGLFramebuffer.h"

namespace mozilla {

void WebGLFramebufferAttachable::MarkAttachment(
    const WebGLFBAttachPoint& attachment) {
  if (mAttachmentPoints.Contains(&attachment))
    return;  // Already attached. Ignore.

  mAttachmentPoints.AppendElement(&attachment);
}

void WebGLFramebufferAttachable::UnmarkAttachment(
    const WebGLFBAttachPoint& attachment) {
  const size_t i = mAttachmentPoints.IndexOf(&attachment);
  if (i == mAttachmentPoints.NoIndex) {
    MOZ_ASSERT(false, "Is not attached to FB");
    return;
  }

  mAttachmentPoints.RemoveElementAt(i);
}

void WebGLFramebufferAttachable::InvalidateStatusOfAttachedFBs(
    const char* funcName) const {
  const size_t count = mAttachmentPoints.Length();
  for (size_t i = 0; i < count; ++i) {
    MOZ_ASSERT(mAttachmentPoints[i]->mFB);
    mAttachmentPoints[i]->mFB->InvalidateFramebufferStatus(funcName);
  }
}

}  // namespace mozilla