The Tor Browser: gfx/gl/GLContextTypes.h@b8a032363ba2

Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6

     1 /* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 4 -*- */

     2 /* This Source Code Form is subject to the terms of the Mozilla Public

     3  * License, v. 2.0. If a copy of the MPL was not distributed with this

     4  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

     6 #ifndef GLCONTEXT_TYPES_H_

     7 #define GLCONTEXT_TYPES_H_

     9 #include "GLTypes.h"

    10 #include "mozilla/TypedEnum.h"

    12 namespace mozilla {

    13 namespace gl {

    15 class GLContext;

    17 typedef uintptr_t SharedTextureHandle;

    19 MOZ_BEGIN_ENUM_CLASS(SharedTextureShareType)

    20     SameProcess = 0,

    21     CrossProcess

    22 MOZ_END_ENUM_CLASS(SharedTextureShareType)

    24 MOZ_BEGIN_ENUM_CLASS(SharedTextureBufferType)

    25     TextureID,

    26     SurfaceTexture,

    27     IOSurface

    28 MOZ_END_ENUM_CLASS(SharedTextureBufferType)

    30 MOZ_BEGIN_ENUM_CLASS(GLContextType)

    31     Unknown,

    32     WGL,

    33     CGL,

    34     GLX,

    35     EGL

    36 MOZ_END_ENUM_CLASS(GLContextType)

    38 struct GLFormats

    39 {

    40     // Constructs a zeroed object:

    41     GLFormats();

    43     GLenum color_texInternalFormat;

    44     GLenum color_texFormat;

    45     GLenum color_texType;

    46     GLenum color_rbFormat;

    48     GLenum depthStencil;

    49     GLenum depth;

    50     GLenum stencil;

    52     GLsizei samples;

    53 };

    56 struct PixelBufferFormat

    57 {

    58     // Constructs a zeroed object:

    59     PixelBufferFormat();

    61     int red, green, blue;

    62     int alpha;

    63     int depth, stencil;

    64     int samples;

    66     int ColorBits() const { return red + green + blue; }

    67 };

    70 } /* namespace gl */

    71 } /* namespace mozilla */

    73 #endif /* GLCONTEXT_TYPES_H_ */

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