The Tor Browser: gfx/angle/src/libEGL/Display.h@6474c204b198

Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.

     1 //

     2 // Copyright (c) 2002-2013 The ANGLE Project Authors. All rights reserved.

     3 // Use of this source code is governed by a BSD-style license that can be

     4 // found in the LICENSE file.

     5 //

     7 // Display.h: Defines the egl::Display class, representing the abstract

     8 // display on which graphics are drawn. Implements EGLDisplay.

     9 // [EGL 1.4] section 2.1.2 page 3.

    11 #ifndef LIBEGL_DISPLAY_H_

    12 #define LIBEGL_DISPLAY_H_

    14 #include "common/system.h"

    16 #include <set>

    17 #include <vector>

    19 #include "libEGL/Config.h"

    21 namespace gl

    22 {

    23 class Context;

    24 }

    26 namespace egl

    27 {

    28 class Surface;

    30 class Display

    31 {

    32   public:

    33     ~Display();

    35     bool initialize();

    36     void terminate();

    38     static egl::Display *getDisplay(EGLNativeDisplayType displayId);

    40     bool getConfigs(EGLConfig *configs, const EGLint *attribList, EGLint configSize, EGLint *numConfig);

    41     bool getConfigAttrib(EGLConfig config, EGLint attribute, EGLint *value);

    43     EGLSurface createWindowSurface(HWND window, EGLConfig config, const EGLint *attribList);

    44     EGLSurface createOffscreenSurface(EGLConfig config, HANDLE shareHandle, const EGLint *attribList);

    45     EGLContext createContext(EGLConfig configHandle, const gl::Context *shareContext, bool notifyResets, bool robustAccess);

    47     void destroySurface(egl::Surface *surface);

    48     void destroyContext(gl::Context *context);

    50     bool isInitialized() const;

    51     bool isValidConfig(EGLConfig config);

    52     bool isValidContext(gl::Context *context);

    53     bool isValidSurface(egl::Surface *surface);

    54     bool hasExistingWindowSurface(HWND window);

    56     rx::Renderer *getRenderer() { return mRenderer; };

    58     // exported methods must be virtual

    59     virtual void notifyDeviceLost();

    60     virtual void recreateSwapChains();

    62     const char *getExtensionString() const;

    63     const char *getVendorString() const;

    65   private:

    66     DISALLOW_COPY_AND_ASSIGN(Display);

    68     Display(EGLNativeDisplayType displayId, HDC deviceContext);

    70     bool restoreLostDevice();

    72     EGLNativeDisplayType mDisplayId;

    73     const HDC mDc;

    75     bool mSoftwareDevice;

    77     typedef std::set<Surface*> SurfaceSet;

    78     SurfaceSet mSurfaceSet;

    80     ConfigSet mConfigSet;

    82     typedef std::set<gl::Context*> ContextSet;

    83     ContextSet mContextSet;

    85     rx::Renderer *mRenderer;

    87     void initExtensionString();

    88     void initVendorString();

    89     std::string mExtensionString;

    90     std::string mVendorString;

    91 };

    92 }

    94 #endif   // LIBEGL_DISPLAY_H_

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