void qxl_render_update(PCIQXLDevice *qxl)
{
VGACommonState *vga = &qxl->vga;
QXLRect dirty[32], update;
void *ptr;
int i;
if (qxl->guest_primary.resized) {
qxl->guest_primary.resized = 0;
if (qxl->guest_primary.flipped) {
qemu_free(qxl->guest_primary.flipped);
qxl->guest_primary.flipped = NULL;
}
qemu_free_displaysurface(vga->ds);
qxl->guest_primary.data = qemu_get_ram_ptr(qxl->vga.vram_offset);
if (qxl->guest_primary.stride < 0) {
/* spice surface is upside down -> need extra buffer to flip */
qxl->guest_primary.stride = -qxl->guest_primary.stride;
qxl->guest_primary.flipped = qemu_malloc(qxl->guest_primary.surface.width *
qxl->guest_primary.stride);
ptr = qxl->guest_primary.flipped;
} else {
ptr = qxl->guest_primary.data;
}
dprint(qxl, 1, "%s: %dx%d, stride %d, bpp %d, depth %d, flip %s\n",
__FUNCTION__,
qxl->guest_primary.surface.width,
qxl->guest_primary.surface.height,
qxl->guest_primary.stride,
qxl->guest_primary.bytes_pp,
qxl->guest_primary.bits_pp,
qxl->guest_primary.flipped ? "yes" : "no");
vga->ds->surface =
qemu_create_displaysurface_from(qxl->guest_primary.surface.width,
qxl->guest_primary.surface.height,
qxl->guest_primary.bits_pp,
qxl->guest_primary.stride,
ptr);
dpy_resize(vga->ds);
}
if (!qxl->guest_primary.commands) {
return;
}
qxl->guest_primary.commands = 0;
update.left = 0;
update.right = qxl->guest_primary.surface.width;
update.top = 0;
update.bottom = qxl->guest_primary.surface.height;
memset(dirty, 0, sizeof(dirty));
qxl->ssd.worker->update_area(qxl->ssd.worker, 0, &update,
dirty, ARRAY_SIZE(dirty), 1);
for (i = 0; i < ARRAY_SIZE(dirty); i++) {
if (qemu_spice_rect_is_empty(dirty+i)) {
break;
}
if (qxl->guest_primary.flipped) {
qxl_flip(qxl, dirty+i);
}
dpy_update(vga->ds,
dirty[i].left, dirty[i].top,
dirty[i].right - dirty[i].left,
dirty[i].bottom - dirty[i].top);
}
}
void qxl_render_update(PCIQXLDevice *qxl)
{
VGACommonState *vga = &qxl->vga;
QXLRect dirty[32], update;
void *ptr;
int i, redraw = 0;
if (!is_buffer_shared(vga->ds->surface)) {
dprint(qxl, 1, "%s: restoring shared displaysurface\n", __func__);
qxl->guest_primary.resized++;
qxl->guest_primary.commands++;
redraw = 1;
}
if (qxl->guest_primary.resized) {
qxl->guest_primary.resized = 0;
if (qxl->guest_primary.flipped) {
g_free(qxl->guest_primary.flipped);
qxl->guest_primary.flipped = NULL;
}
qemu_free_displaysurface(vga->ds);
qxl->guest_primary.data = memory_region_get_ram_ptr(&qxl->vga.vram);
if (qxl->guest_primary.qxl_stride < 0) {
/* spice surface is upside down -> need extra buffer to flip */
qxl->guest_primary.flipped =
g_malloc(qxl->guest_primary.surface.width *
qxl->guest_primary.abs_stride);
ptr = qxl->guest_primary.flipped;
} else {
ptr = qxl->guest_primary.data;
}
dprint(qxl, 1, "%s: %dx%d, stride %d, bpp %d, depth %d, flip %s\n",
__FUNCTION__,
qxl->guest_primary.surface.width,
qxl->guest_primary.surface.height,
qxl->guest_primary.qxl_stride,
qxl->guest_primary.bytes_pp,
qxl->guest_primary.bits_pp,
qxl->guest_primary.flipped ? "yes" : "no");
vga->ds->surface =
qemu_create_displaysurface_from(qxl->guest_primary.surface.width,
qxl->guest_primary.surface.height,
qxl->guest_primary.bits_pp,
qxl->guest_primary.abs_stride,
ptr);
dpy_resize(vga->ds);
}
if (!qxl->guest_primary.commands) {
return;
}
qxl->guest_primary.commands = 0;
update.left = 0;
update.right = qxl->guest_primary.surface.width;
update.top = 0;
update.bottom = qxl->guest_primary.surface.height;
memset(dirty, 0, sizeof(dirty));
qxl_spice_update_area(qxl, 0, &update,
dirty, ARRAY_SIZE(dirty), 1, QXL_SYNC);
if (redraw) {
memset(dirty, 0, sizeof(dirty));
dirty[0] = update;
}
for (i = 0; i < ARRAY_SIZE(dirty); i++) {
if (qemu_spice_rect_is_empty(dirty+i)) {
break;
}
if (qxl->guest_primary.flipped) {
qxl_flip(qxl, dirty+i);
}
dpy_update(vga->ds,
dirty[i].left, dirty[i].top,
dirty[i].right - dirty[i].left,
dirty[i].bottom - dirty[i].top);
}
}
