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sdl: Allow OpenGL ES context creation 

Signed-off-by: Elie Tournier <elie.tournier@collabora.com>
Message-id: 20180413135842.21325-4-tournier.elie@gmail.com

[ kraxel: fix indent ]

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
This commit is contained in:
Elie Tournier 2018-04-13 14:58:42 +01:00 committed by Gerd Hoffmann
parent 844fd50dbb
commit 4867e47cb6
3 changed files with 22 additions and 3 deletions
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2
qemu-options.hx
View File

@ -1240,7 +1240,7 @@ ETEXI
DEF("display", HAS_ARG, QEMU_OPTION_display,
"-display sdl[,frame=on|off][,alt_grab=on|off][,ctrl_grab=on|off]\n"
" [,window_close=on|off][,gl=on|off]\n"
" [,window_close=on|off][,gl=on|core|es|off]\n"
"-display gtk[,grab_on_hover=on|off][,gl=on|off]|\n"
"-display vnc=<display>[,<optargs>]\n"
"-display curses\n"

19
ui/sdl2-gl.c
View File

@ -140,12 +140,27 @@ QEMUGLContext sdl2_gl_create_context(DisplayChangeListener *dcl,
SDL_GL_MakeCurrent(scon->real_window, scon->winctx);
SDL_GL_SetAttribute(SDL_GL_SHARE_WITH_CURRENT_CONTEXT, 1);
SDL_GL_SetAttribute(SDL_GL_CONTEXT_PROFILE_MASK,
SDL_GL_CONTEXT_PROFILE_CORE);
if (scon->opts->gl == DISPLAYGL_MODE_ON ||
scon->opts->gl == DISPLAYGL_MODE_CORE) {
SDL_GL_SetAttribute(SDL_GL_CONTEXT_PROFILE_MASK,
SDL_GL_CONTEXT_PROFILE_CORE);
} else if (scon->opts->gl == DISPLAYGL_MODE_ES) {
SDL_GL_SetAttribute(SDL_GL_CONTEXT_PROFILE_MASK,
SDL_GL_CONTEXT_PROFILE_ES);
}
SDL_GL_SetAttribute(SDL_GL_CONTEXT_MAJOR_VERSION, params->major_ver);
SDL_GL_SetAttribute(SDL_GL_CONTEXT_MINOR_VERSION, params->minor_ver);
ctx = SDL_GL_CreateContext(scon->real_window);
/* If SDL fail to create a GL context and we use the "on" flag,
* then try to fallback to GLES.
*/
if (!ctx && scon->opts->gl == DISPLAYGL_MODE_ON) {
SDL_GL_SetAttribute(SDL_GL_CONTEXT_PROFILE_MASK,
SDL_GL_CONTEXT_PROFILE_ES);
ctx = SDL_GL_CreateContext(scon->real_window);
}
return (QEMUGLContext)ctx;
}

4
vl.c
View File

@ -2144,6 +2144,10 @@ static void parse_display(const char *p)
dpy.has_gl = true;
if (strstart(opts, "on", &nextopt)) {
dpy.gl = DISPLAYGL_MODE_ON;
} else if (strstart(opts, "core", &nextopt)) {
dpy.gl = DISPLAYGL_MODE_CORE;
} else if (strstart(opts, "es", &nextopt)) {
dpy.gl = DISPLAYGL_MODE_ES;
} else if (strstart(opts, "off", &nextopt)) {
dpy.gl = DISPLAYGL_MODE_OFF;
} else {