Hash :
eeb1f537
Author :
Date :
2014-09-23T10:25:02
Added SurfaceHost to enable additional hosts and abstract access for EGLNativeWindowType. Change-Id: I590b52925c6b9127d08eaf0e5ba2a0bde30505c3 Reviewed-on: https://chromium-review.googlesource.com/219488 Reviewed-by: Geoff Lang <geofflang@chromium.org> Tested-by: Geoff Lang <geofflang@chromium.org>
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//
// Copyright (c) 2012 The ANGLE Project Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
//
// SwapChain.h: Defines a back-end specific class that hides the details of the
// implementation-specific swapchain.
#ifndef LIBGLESV2_RENDERER_SWAPCHAIN_H_
#define LIBGLESV2_RENDERER_SWAPCHAIN_H_
#include "common/angleutils.h"
#include "common/NativeWindow.h"
#include "common/platform.h"
#include <GLES2/gl2.h>
#include <EGL/egl.h>
#if !defined(ANGLE_FORCE_VSYNC_OFF)
#define ANGLE_FORCE_VSYNC_OFF 0
#endif
namespace rx
{
class SwapChain
{
public:
SwapChain(rx::NativeWindow nativeWindow, HANDLE shareHandle, GLenum backBufferFormat, GLenum depthBufferFormat)
: mNativeWindow(nativeWindow), mShareHandle(shareHandle), mBackBufferFormat(backBufferFormat), mDepthBufferFormat(depthBufferFormat)
{
}
virtual ~SwapChain() {};
virtual EGLint resize(EGLint backbufferWidth, EGLint backbufferSize) = 0;
virtual EGLint reset(EGLint backbufferWidth, EGLint backbufferHeight, EGLint swapInterval) = 0;
virtual EGLint swapRect(EGLint x, EGLint y, EGLint width, EGLint height) = 0;
virtual void recreate() = 0;
virtual HANDLE getShareHandle() {return mShareHandle;};
protected:
rx::NativeWindow mNativeWindow; // Handler for the Window that the surface is created for.
const GLenum mBackBufferFormat;
const GLenum mDepthBufferFormat;
HANDLE mShareHandle;
};
}
#endif // LIBGLESV2_RENDERER_SWAPCHAIN_H_