You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
104 lines
3.2 KiB
104 lines
3.2 KiB
/**************************************************************************
|
|
*
|
|
* Copyright (C) 2016 Red Hat Inc.
|
|
*
|
|
* Permission is hereby granted, free of charge, to any person obtaining a
|
|
* copy of this software and associated documentation files (the "Software"),
|
|
* to deal in the Software without restriction, including without limitation
|
|
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
|
|
* and/or sell copies of the Software, and to permit persons to whom the
|
|
* Software is furnished to do so, subject to the following conditions:
|
|
*
|
|
* The above copyright notice and this permission notice shall be included
|
|
* in all copies or substantial portions of the Software.
|
|
*
|
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
|
|
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
|
|
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
|
|
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
|
|
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
|
|
* OTHER DEALINGS IN THE SOFTWARE.
|
|
*
|
|
**************************************************************************/
|
|
|
|
|
|
#ifdef HAVE_CONFIG_H
|
|
#include "config.h"
|
|
#endif
|
|
|
|
#include <epoxy/glx.h>
|
|
#include "virglrenderer.h"
|
|
#include "vrend_winsys_glx.h"
|
|
|
|
struct virgl_glx {
|
|
Display *display;
|
|
GLXFBConfig* fbConfigs;
|
|
GLXPbuffer pbuffer;
|
|
};
|
|
|
|
struct virgl_glx *virgl_glx_init(void)
|
|
{
|
|
struct virgl_glx *d;
|
|
|
|
d = malloc(sizeof(struct virgl_glx));
|
|
if (!d)
|
|
return NULL;
|
|
|
|
d->display = XOpenDisplay(NULL);
|
|
|
|
if (!d->display) {
|
|
free(d);
|
|
return NULL;
|
|
}
|
|
|
|
int visualAttribs[] = { None };
|
|
int numberOfFramebufferConfigurations = 0;
|
|
|
|
d->fbConfigs = glXChooseFBConfig(d->display, DefaultScreen(d->display),
|
|
visualAttribs, &numberOfFramebufferConfigurations);
|
|
|
|
int pbufferAttribs[] = {
|
|
GLX_PBUFFER_WIDTH, 32,
|
|
GLX_PBUFFER_HEIGHT, 32,
|
|
None
|
|
};
|
|
d->pbuffer = glXCreatePbuffer(d->display, d->fbConfigs[0], pbufferAttribs);
|
|
|
|
return d;
|
|
}
|
|
|
|
void virgl_glx_destroy(struct virgl_glx *d)
|
|
{
|
|
XFree(d->fbConfigs);
|
|
glXDestroyPbuffer(d->display,d->pbuffer);
|
|
XCloseDisplay(d->display);
|
|
free(d);
|
|
}
|
|
|
|
virgl_renderer_gl_context virgl_glx_create_context(struct virgl_glx *d, struct virgl_gl_ctx_param *vparams)
|
|
{
|
|
int context_attribs[] = {
|
|
GLX_CONTEXT_MAJOR_VERSION_ARB, vparams->major_ver,
|
|
GLX_CONTEXT_MINOR_VERSION_ARB, vparams->minor_ver,
|
|
None
|
|
};
|
|
|
|
GLXContext ctx =
|
|
glXCreateContextAttribsARB(d->display, d->fbConfigs[0],
|
|
vparams->shared ? glXGetCurrentContext() : NULL,
|
|
True, context_attribs);
|
|
return (virgl_renderer_gl_context)ctx;
|
|
}
|
|
|
|
void virgl_glx_destroy_context(struct virgl_glx *d, virgl_renderer_gl_context virglctx)
|
|
{
|
|
GLXContext ctx = (GLXContext)virglctx;
|
|
|
|
glXDestroyContext(d->display,ctx);
|
|
}
|
|
|
|
int virgl_glx_make_context_current(struct virgl_glx *d, virgl_renderer_gl_context virglctx)
|
|
{
|
|
return glXMakeContextCurrent(d->display, d->pbuffer, d->pbuffer, virglctx);
|
|
}
|
|
|