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73 lines
2.7 KiB
C
73 lines
2.7 KiB
C
// SPDX-License-Identifier: Apache-2.0
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// SPDX-FileCopyrightText: 2016 Google Inc.
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// SPDX-FileCopyrightText: 2016-2017 Camilla Löwy <elmindreda@glfw.org>
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// SPDX-FileCopyrightText: 2023 The Ebitengine Authors
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//go:build darwin || freebsd || linux || netbsd || openbsd
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#define OSMESA_RGBA 0x1908
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#define OSMESA_FORMAT 0x22
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#define OSMESA_DEPTH_BITS 0x30
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#define OSMESA_STENCIL_BITS 0x31
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#define OSMESA_ACCUM_BITS 0x32
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#define OSMESA_PROFILE 0x33
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#define OSMESA_CORE_PROFILE 0x34
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#define OSMESA_COMPAT_PROFILE 0x35
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#define OSMESA_CONTEXT_MAJOR_VERSION 0x36
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#define OSMESA_CONTEXT_MINOR_VERSION 0x37
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typedef void* OSMesaContext;
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typedef void (*OSMESAproc)(void);
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typedef OSMesaContext (GLAPIENTRY * PFN_OSMesaCreateContextExt)(GLenum,GLint,GLint,GLint,OSMesaContext);
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typedef OSMesaContext (GLAPIENTRY * PFN_OSMesaCreateContextAttribs)(const int*,OSMesaContext);
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typedef void (GLAPIENTRY * PFN_OSMesaDestroyContext)(OSMesaContext);
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typedef int (GLAPIENTRY * PFN_OSMesaMakeCurrent)(OSMesaContext,void*,int,int,int);
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typedef int (GLAPIENTRY * PFN_OSMesaGetColorBuffer)(OSMesaContext,int*,int*,int*,void**);
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typedef int (GLAPIENTRY * PFN_OSMesaGetDepthBuffer)(OSMesaContext,int*,int*,int*,void**);
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typedef GLFWglproc (GLAPIENTRY * PFN_OSMesaGetProcAddress)(const char*);
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#define OSMesaCreateContextExt _glfw.osmesa.CreateContextExt
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#define OSMesaCreateContextAttribs _glfw.osmesa.CreateContextAttribs
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#define OSMesaDestroyContext _glfw.osmesa.DestroyContext
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#define OSMesaMakeCurrent _glfw.osmesa.MakeCurrent
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#define OSMesaGetColorBuffer _glfw.osmesa.GetColorBuffer
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#define OSMesaGetDepthBuffer _glfw.osmesa.GetDepthBuffer
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#define OSMesaGetProcAddress _glfw.osmesa.GetProcAddress
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#define _GLFW_OSMESA_CONTEXT_STATE _GLFWcontextOSMesa osmesa
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#define _GLFW_OSMESA_LIBRARY_CONTEXT_STATE _GLFWlibraryOSMesa osmesa
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// OSMesa-specific per-context data
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//
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typedef struct _GLFWcontextOSMesa
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{
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OSMesaContext handle;
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int width;
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int height;
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void* buffer;
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} _GLFWcontextOSMesa;
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// OSMesa-specific global data
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//
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typedef struct _GLFWlibraryOSMesa
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{
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void* handle;
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PFN_OSMesaCreateContextExt CreateContextExt;
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PFN_OSMesaCreateContextAttribs CreateContextAttribs;
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PFN_OSMesaDestroyContext DestroyContext;
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PFN_OSMesaMakeCurrent MakeCurrent;
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PFN_OSMesaGetColorBuffer GetColorBuffer;
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PFN_OSMesaGetDepthBuffer GetDepthBuffer;
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PFN_OSMesaGetProcAddress GetProcAddress;
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} _GLFWlibraryOSMesa;
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GLFWbool _glfwInitOSMesa(void);
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void _glfwTerminateOSMesa(void);
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GLFWbool _glfwCreateContextOSMesa(_GLFWwindow* window,
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const _GLFWctxconfig* ctxconfig,
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const _GLFWfbconfig* fbconfig);
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