glfw/src/nsgl_context.h

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//========================================================================
// GLFW 3.3 macOS - www.glfw.org
//------------------------------------------------------------------------
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// Copyright (c) 2009-2016 Camilla Löwy <elmindreda@glfw.org>
//
// This software is provided 'as-is', without any express or implied
// warranty. In no event will the authors be held liable for any damages
// arising from the use of this software.
//
// Permission is granted to anyone to use this software for any purpose,
// including commercial applications, and to alter it and redistribute it
// freely, subject to the following restrictions:
//
// 1. The origin of this software must not be misrepresented; you must not
// claim that you wrote the original software. If you use this software
// in a product, an acknowledgment in the product documentation would
// be appreciated but is not required.
//
// 2. Altered source versions must be plainly marked as such, and must not
// be misrepresented as being the original software.
//
// 3. This notice may not be removed or altered from any source
// distribution.
//
//========================================================================
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#if MAC_OS_X_VERSION_MAX_ALLOWED < 101400
#define NSOpenGLContextParameterSwapInterval NSOpenGLCPSwapInterval
#define NSOpenGLContextParameterSurfaceOpacity NSOpenGLCPSurfaceOpacity
#endif
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#define _GLFW_PLATFORM_CONTEXT_STATE _GLFWcontextNSGL nsgl
#define _GLFW_PLATFORM_LIBRARY_CONTEXT_STATE _GLFWlibraryNSGL nsgl
#include <stdatomic.h>
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// NSGL-specific per-context data
//
typedef struct _GLFWcontextNSGL
{
id pixelFormat;
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id object;
CVDisplayLinkRef displayLink;
atomic_int swapInterval;
int swapIntervalsPassed;
id swapIntervalCond;
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} _GLFWcontextNSGL;
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// NSGL-specific global data
//
typedef struct _GLFWlibraryNSGL
{
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// dlopen handle for OpenGL.framework (for glfwGetProcAddress)
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CFBundleRef framework;
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} _GLFWlibraryNSGL;
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GLFWbool _glfwInitNSGL(void);
void _glfwTerminateNSGL(void);
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GLFWbool _glfwCreateContextNSGL(_GLFWwindow* window,
const _GLFWctxconfig* ctxconfig,
const _GLFWfbconfig* fbconfig);
void _glfwDestroyContextNSGL(_GLFWwindow* window);
void _glfwUpdateDisplayLinkDisplayNSGL(_GLFWwindow* window);