gecko-dev/gfx/gl/GLContextTypes.h

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/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* 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 GLCONTEXT_TYPES_H_
#define GLCONTEXT_TYPES_H_
#include "GLTypes.h"
#include "mozilla/TypedEnumBits.h"
namespace mozilla {
namespace gl {
class GLContext;
enum class GLContextType { Unknown, WGL, CGL, GLX, EGL, EAGL };
enum class OriginPos : uint8_t { TopLeft, BottomLeft };
enum class CreateContextFlags : uint16_t {
NONE = 0,
REQUIRE_COMPAT_PROFILE = 1 << 0,
// Force the use of hardware backed GL, don't allow software implementations.
FORCE_ENABLE_HARDWARE = 1 << 1,
/* Don't force discrete GPU to be used (if applicable) */
ALLOW_OFFLINE_RENDERER = 1 << 2,
// Ask for ES3 if possible
PREFER_ES3 = 1 << 3,
NO_VALIDATION = 1 << 4,
PREFER_ROBUSTNESS = 1 << 5,
HIGH_POWER = 1 << 6,
PROVOKING_VERTEX_DONT_CARE = 1 << 7,
PREFER_EXACT_VERSION = 1 << 8,
PREFER_MULTITHREADED = 1 << 9,
};
MOZ_MAKE_ENUM_CLASS_BITWISE_OPERATORS(CreateContextFlags)
struct GLContextCreateDesc {
CreateContextFlags flags = CreateContextFlags::NONE;
};
struct GLContextDesc final : public GLContextCreateDesc {
bool isOffscreen = false;
};
} /* namespace gl */
} /* namespace mozilla */
#endif /* GLCONTEXT_TYPES_H_ */