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/* -*- Mode: c++; c-basic-offset: 4; indent-tabs-mode: nil; tab-width: 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/. */

#ifndef MOZ_FRAMEBUFFER_H_
#define MOZ_FRAMEBUFFER_H_

#include "gfx2DGlue.h"
#include "GLConsts.h"
#include "GLContextTypes.h"
#include "mozilla/UniquePtr.h"
#include "mozilla/WeakPtr.h"

namespace mozilla {
namespace gl {

class MozFramebuffer final {
  const WeakPtr<GLContext> mWeakGL;

 public:
  const gfx::IntSize mSize;
  const uint32_t mSamples;
  const GLuint mFB;
  const GLenum mColorTarget;

 private:
  const GLuint mColorName;
  const GLuint mDepthRB;
  const GLuint mStencilRB;

 public:
  static UniquePtr<MozFramebuffer> Create(GLContext* gl,
                                          const gfx::IntSize& size,
                                          uint32_t samples, bool depthStencil);

  static UniquePtr<MozFramebuffer> CreateWith(
      GLContext* gl, const gfx::IntSize& size, uint32_t samples,
      bool depthStencil, GLenum colorTarget, GLuint colorName);

 private:
  MozFramebuffer(GLContext* gl, const gfx::IntSize& size, uint32_t samples,
                 bool depthStencil, GLenum colorTarget, GLuint colorName);

 public:
  ~MozFramebuffer();

  GLuint ColorTex() const {
    if (mColorTarget == LOCAL_GL_RENDERBUFFER) return 0;
    return mColorName;
  }
};

}  // namespace gl
}  // namespace mozilla

#endif  // MOZ_FRAMEBUFFER_H_