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ui/console: add opengl context and scanout support interfaces.

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Add callbacks for opengl context management and scanout texture
configuration to DisplayChangeListenerOps.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
This commit is contained in:
Gerd Hoffmann 2014-07-11 13:56:51 +02:00
parent 136a8d9d44
commit 06020b950c
2 changed files with 102 additions and 2 deletions
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37
include/ui/console.h
View File

@ -157,6 +157,14 @@ void cursor_set_mono(QEMUCursor *c,
void cursor_get_mono_image(QEMUCursor *c, int foreground, uint8_t *mask);
void cursor_get_mono_mask(QEMUCursor *c, int transparent, uint8_t *mask);
typedef void *QEMUGLContext;
typedef struct QEMUGLParams QEMUGLParams;
struct QEMUGLParams {
int major_ver;
int minor_ver;
};
typedef struct DisplayChangeListenerOps {
const char *dpy_name;
@ -183,6 +191,21 @@ typedef struct DisplayChangeListenerOps {
int x, int y, int on);
void (*dpy_cursor_define)(DisplayChangeListener *dcl,
QEMUCursor *cursor);
QEMUGLContext (*dpy_gl_ctx_create)(DisplayChangeListener *dcl,
QEMUGLParams *params);
void (*dpy_gl_ctx_destroy)(DisplayChangeListener *dcl,
QEMUGLContext ctx);
int (*dpy_gl_ctx_make_current)(DisplayChangeListener *dcl,
QEMUGLContext ctx);
QEMUGLContext (*dpy_gl_ctx_get_current)(DisplayChangeListener *dcl);
void (*dpy_gl_scanout)(DisplayChangeListener *dcl,
uint32_t backing_id, bool backing_y_0_top,
uint32_t x, uint32_t y, uint32_t w, uint32_t h);
void (*dpy_gl_update)(DisplayChangeListener *dcl,
uint32_t x, uint32_t y, uint32_t w, uint32_t h);
} DisplayChangeListenerOps;
struct DisplayChangeListener {
@ -244,6 +267,20 @@ bool dpy_cursor_define_supported(QemuConsole *con);
bool dpy_gfx_check_format(QemuConsole *con,
pixman_format_code_t format);
void dpy_gl_scanout(QemuConsole *con,
uint32_t backing_id, bool backing_y_0_top,
uint32_t x, uint32_t y, uint32_t w, uint32_t h);
void dpy_gl_update(QemuConsole *con,
uint32_t x, uint32_t y, uint32_t w, uint32_t h);
QEMUGLContext dpy_gl_ctx_create(QemuConsole *con,
QEMUGLParams *params);
void dpy_gl_ctx_destroy(QemuConsole *con, QEMUGLContext ctx);
int dpy_gl_ctx_make_current(QemuConsole *con, QEMUGLContext ctx);
QEMUGLContext dpy_gl_ctx_get_current(QemuConsole *con);
bool console_has_gl(QemuConsole *con);
static inline int surface_stride(DisplaySurface *s)
{
return pixman_image_get_stride(s->image);

67
ui/console.c
View File

@ -121,6 +121,7 @@ struct QemuConsole {
DisplayState *ds;
DisplaySurface *surface;
int dcls;
DisplayChangeListener *gl;
/* Graphic console state. */
Object *device;
@ -1332,6 +1333,11 @@ void qemu_free_displaysurface(DisplaySurface *surface)
g_free(surface);
}
bool console_has_gl(QemuConsole *con)
{
return con->gl != NULL;
}
void register_displaychangelistener(DisplayChangeListener *dcl)
{
static const char nodev[] =
@ -1339,6 +1345,17 @@ void register_displaychangelistener(DisplayChangeListener *dcl)
static DisplaySurface *dummy;
QemuConsole *con;
if (dcl->ops->dpy_gl_ctx_create) {
/* display has opengl support */
assert(dcl->con);
if (dcl->con->gl) {
fprintf(stderr, "can't register two opengl displays (%s, %s)\n",
dcl->ops->dpy_name, dcl->con->gl->ops->dpy_name);
exit(1);
}
dcl->con->gl = dcl;
}
trace_displaychangelistener_register(dcl, dcl->ops->dpy_name);
dcl->ds = get_alloc_displaystate();
QLIST_INSERT_HEAD(&dcl->ds->listeners, dcl, next);
@ -1417,9 +1434,13 @@ void dpy_gfx_update(QemuConsole *con, int x, int y, int w, int h)
{
DisplayState *s = con->ds;
DisplayChangeListener *dcl;
int width = surface_width(con->surface);
int height = surface_height(con->surface);
int width = w;
int height = h;
if (con->surface) {
width = surface_width(con->surface);
height = surface_height(con->surface);
}
x = MAX(x, 0);
y = MAX(y, 0);
x = MIN(x, width);
@ -1619,6 +1640,48 @@ bool dpy_cursor_define_supported(QemuConsole *con)
return false;
}
QEMUGLContext dpy_gl_ctx_create(QemuConsole *con,
struct QEMUGLParams *qparams)
{
assert(con->gl);
return con->gl->ops->dpy_gl_ctx_create(con->gl, qparams);
}
void dpy_gl_ctx_destroy(QemuConsole *con, QEMUGLContext ctx)
{
assert(con->gl);
con->gl->ops->dpy_gl_ctx_destroy(con->gl, ctx);
}
int dpy_gl_ctx_make_current(QemuConsole *con, QEMUGLContext ctx)
{
assert(con->gl);
return con->gl->ops->dpy_gl_ctx_make_current(con->gl, ctx);
}
QEMUGLContext dpy_gl_ctx_get_current(QemuConsole *con)
{
assert(con->gl);
return con->gl->ops->dpy_gl_ctx_get_current(con->gl);
}
void dpy_gl_scanout(QemuConsole *con,
uint32_t backing_id, bool backing_y_0_top,
uint32_t x, uint32_t y, uint32_t width, uint32_t height)
{
assert(con->gl);
con->gl->ops->dpy_gl_scanout(con->gl, backing_id,
backing_y_0_top,
x, y, width, height);
}
void dpy_gl_update(QemuConsole *con,
uint32_t x, uint32_t y, uint32_t w, uint32_t h)
{
assert(con->gl);
con->gl->ops->dpy_gl_update(con->gl, x, y, w, h);
}
/***********************************************************/
/* register display */