The dlopen bits are left in place, but the functions required the types, and in the case of EGL, the types require that the platform header actually exists.macos/v1.5.9
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/*
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* Copyright © 2013 Intel Corporation |
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* |
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* Permission is hereby granted, free of charge, to any person obtaining a |
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* copy of this software and associated documentation files (the "Software"), |
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* to deal in the Software without restriction, including without limitation |
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* the rights to use, copy, modify, merge, publish, distribute, sublicense, |
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* and/or sell copies of the Software, and to permit persons to whom the |
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* Software is furnished to do so, subject to the following conditions: |
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* |
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* The above copyright notice and this permission notice (including the next |
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* paragraph) shall be included in all copies or substantial portions of the |
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* Software. |
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* |
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING |
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS |
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* IN THE SOFTWARE. |
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*/ |
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#include <assert.h> |
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#include <string.h> |
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#include <stdio.h> |
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#include "dispatch_common.h" |
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PUBLIC int |
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epoxy_conservative_egl_version(void) |
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{ |
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EGLDisplay *dpy = eglGetCurrentDisplay(); |
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if (!dpy) |
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return 14; |
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return epoxy_egl_version(dpy); |
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} |
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PUBLIC int |
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epoxy_egl_version(EGLDisplay *dpy) |
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{ |
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int major, minor; |
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const char *version_string; |
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int ret; |
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version_string = eglQueryString(dpy, EGL_VERSION); |
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ret = sscanf(version_string, "%d.%d", &major, &minor); |
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assert(ret == 2); |
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return major * 10 + minor; |
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} |
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bool |
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epoxy_conservative_has_egl_extension(const char *ext) |
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{ |
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EGLDisplay *dpy = eglGetCurrentDisplay(); |
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if (!dpy) |
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return true; |
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return epoxy_has_egl_extension(dpy, ext); |
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} |
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PUBLIC bool |
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epoxy_has_egl_extension(EGLDisplay *dpy, const char *ext) |
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{ |
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return epoxy_extension_in_string(eglQueryString(dpy, EGL_EXTENSIONS), ext); |
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} |
@ -0,0 +1,105 @@ |
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/*
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* Copyright © 2013 Intel Corporation |
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* |
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* Permission is hereby granted, free of charge, to any person obtaining a |
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* copy of this software and associated documentation files (the "Software"), |
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* to deal in the Software without restriction, including without limitation |
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* the rights to use, copy, modify, merge, publish, distribute, sublicense, |
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* and/or sell copies of the Software, and to permit persons to whom the |
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* Software is furnished to do so, subject to the following conditions: |
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* |
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* The above copyright notice and this permission notice (including the next |
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* paragraph) shall be included in all copies or substantial portions of the |
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* Software. |
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* |
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING |
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS |
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* IN THE SOFTWARE. |
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*/ |
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#include <assert.h> |
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#include <string.h> |
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#include <stdio.h> |
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#include "dispatch_common.h" |
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/**
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* If we can determine the GLX version from the current context, then |
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* return that, otherwise return a version that will just send us on |
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* to dlsym() or get_proc_address(). |
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*/ |
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int |
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epoxy_conservative_glx_version(void) |
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{ |
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Display *dpy = glXGetCurrentDisplay(); |
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GLXContext ctx = glXGetCurrentContext(); |
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int screen; |
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if (!dpy || !ctx) |
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return 14; |
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glXQueryContext(dpy, ctx, GLX_SCREEN, &screen); |
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return epoxy_glx_version(dpy, screen); |
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} |
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PUBLIC int |
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epoxy_glx_version(Display *dpy, int screen) |
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{ |
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int server_major, server_minor; |
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int client_major, client_minor; |
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int server, client; |
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const char *version_string; |
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int ret; |
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version_string = glXQueryServerString(dpy, screen, GLX_VERSION); |
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ret = sscanf(version_string, "%d.%d", &server_major, &server_minor); |
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assert(ret == 2); |
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server = server_major * 10 + server_minor; |
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version_string = glXGetClientString(dpy, GLX_VERSION); |
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ret = sscanf(version_string, "%d.%d", &client_major, &client_minor); |
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assert(ret == 2); |
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client = client_major * 10 + client_minor; |
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if (client < server) |
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return client; |
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else |
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return server; |
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} |
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/**
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* If we can determine the GLX extension support from the current |
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* context, then return that, otherwise give the answer that will just |
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* send us on to get_proc_address(). |
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*/ |
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bool |
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epoxy_conservative_has_glx_extension(const char *ext) |
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{ |
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Display *dpy = glXGetCurrentDisplay(); |
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GLXContext ctx = glXGetCurrentContext(); |
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int screen; |
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if (!dpy || !ctx) |
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return true; |
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glXQueryContext(dpy, ctx, GLX_SCREEN, &screen); |
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return epoxy_has_glx_extension(dpy, screen, ext); |
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} |
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PUBLIC bool |
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epoxy_has_glx_extension(Display *dpy, int screen, const char *ext) |
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{ |
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/* No, you can't just use glXGetClientString or
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* glXGetServerString() here. Those each tell you about one half |
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* of what's needed for an extension to be supported, and |
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* glXQueryExtensionsString() is what gives you the intersection |
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* of the two. |
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*/ |
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return epoxy_extension_in_string(glXQueryExtensionsString(dpy, screen), ext); |
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} |
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