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//
// Copyright (c) 2002-2013 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.
//
// Display.h: Defines the egl::Display class, representing the abstract
// display on which graphics are drawn. Implements EGLDisplay.
// [EGL 1.4] section 2.1.2 page 3.
#ifndef LIBANGLE_DISPLAY_H_
#define LIBANGLE_DISPLAY_H_
#include <set>
#include <vector>
#include "libANGLE/Error.h"
#include "libANGLE/Caps.h"
#include "libANGLE/Config.h"
#include "libANGLE/AttributeMap.h"
#include "libANGLE/renderer/Renderer.h"
namespace gl
{
class Context;
}
namespace rx
{
class DisplayImpl;
}
namespace egl
{
class Surface;
class Device;
class Display final : angle::NonCopyable
{
public:
~Display();
Error initialize();
void terminate();
static egl::Display *getDisplay(EGLNativeDisplayType displayId, const AttributeMap &attribMap);
static const ClientExtensions &getClientExtensions();
static const std::string &getClientExtensionString();
std::vector<const Config*> getConfigs(const egl::AttributeMap &attribs) const;
bool getConfigAttrib(const Config *configuration, EGLint attribute, EGLint *value);
Error createWindowSurface(const Config *configuration, EGLNativeWindowType window, const AttributeMap &attribs,
Surface **outSurface);
Error createPbufferSurface(const Config *configuration, const AttributeMap &attribs, Surface **outSurface);
Error createPbufferFromClientBuffer(const Config *configuration, EGLClientBuffer shareHandle, const AttributeMap &attribs,
Surface **outSurface);
Error createPixmapSurface(const Config *configuration, NativePixmapType nativePixmap, const AttributeMap &attribs,
Surface **outSurface);
Error createContext(const Config *configuration, gl::Context *shareContext, const AttributeMap &attribs,
gl::Context **outContext);
Error makeCurrent(egl::Surface *drawSurface, egl::Surface *readSurface, gl::Context *context);
void destroySurface(egl::Surface *surface);
void destroyContext(gl::Context *context);
bool isInitialized() const;
bool isValidConfig(const Config *config) const;
bool isValidContext(gl::Context *context) const;
bool isValidSurface(egl::Surface *surface) const;
bool isValidNativeWindow(EGLNativeWindowType window) const;
static bool isValidNativeDisplay(EGLNativeDisplayType display);
static bool hasExistingWindowSurface(EGLNativeWindowType window);
bool isDeviceLost() const;
bool testDeviceLost();
void notifyDeviceLost();
const Caps &getCaps() const;
const DisplayExtensions &getExtensions() const;
const std::string &getExtensionString() const;
const std::string &getVendorString() const;
const AttributeMap &getAttributeMap() const { return mAttributeMap; }
EGLNativeDisplayType getNativeDisplayId() const { return mDisplayId; }
rx::DisplayImpl *getImplementation() { return mImplementation; }
Device *getDevice() const;
private:
Display(EGLNativeDisplayType displayId);
void setAttributes(rx::DisplayImpl *impl, const AttributeMap &attribMap);
Error restoreLostDevice();
void initDisplayExtensions();
void initVendorString();
rx::DisplayImpl *mImplementation;
EGLNativeDisplayType mDisplayId;
AttributeMap mAttributeMap;
ConfigSet mConfigSet;
typedef std::set<gl::Context*> ContextSet;
ContextSet mContextSet;
bool mInitialized;
Caps mCaps;
DisplayExtensions mDisplayExtensions;
std::string mDisplayExtensionString;
std::string mVendorString;
Device* mDevice;
};
}
#endif // LIBANGLE_DISPLAY_H_
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