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virtio-gpu: add 3d rendering support using virgl, misc fixes. 

ui/gtk: add opengl context and scanout support (for virtio-gpu).
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Merge remote-tracking branch 'remotes/kraxel/tags/pull-virgl-20151008-1' into staging

virtio-gpu: add 3d rendering support using virgl, misc fixes.
ui/gtk: add opengl context and scanout support (for virtio-gpu).

# gpg: Signature made Thu 08 Oct 2015 10:35:39 BST using RSA key ID D3E87138
# gpg: Good signature from "Gerd Hoffmann (work) <kraxel@redhat.com>"
# gpg:                 aka "Gerd Hoffmann <gerd@kraxel.org>"
# gpg:                 aka "Gerd Hoffmann (private) <kraxel@gmail.com>"

* remotes/kraxel/tags/pull-virgl-20151008-1:
  gtk/opengl: add opengl context and scanout support (GtkGLArea)
  gtk/opengl: add opengl context and scanout support (egl)
  opengl: add egl-context.[ch] helpers
  virtio-gpu: add cursor update tracepoint
  virtio-gpu: add 3d mode and virgl rendering support.
  virtio-gpu: update headers for virgl/3d
  virtio-gpu: change licence from GPLv2 to GPLv2+
  virtio-gpu: move iov free to virtio_gpu_cleanup_mapping_iov
  ui/console: add opengl context and scanout support interfaces.
  sdl2: stop flickering
  shaders: initialize vertexes once

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Peter Maydell 2015-10-09 17:30:03 +01:00
parent b37686f7e8 925a040002
commit c9003eb466
21 changed files with 1632 additions and 65 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

40
configure vendored
View File

@ -328,9 +328,11 @@ glusterfs_zerofill="no"
archipelago="no"
gtk=""
gtkabi=""
gtk_gl="no"
gnutls=""
gnutls_hash=""
vte=""
virglrenderer=""
tpm="yes"
libssh2=""
vhdx=""
@ -1122,6 +1124,10 @@ for opt do
;;
--enable-vte) vte="yes"
;;
--disable-virglrenderer) virglrenderer="no"
;;
--enable-virglrenderer) virglrenderer="yes"
;;
--disable-tpm) tpm="no"
;;
--enable-tpm) tpm="yes"
@ -3231,6 +3237,9 @@ if test "$opengl" != "no" ; then
opengl_cflags="$($pkg_config --cflags $opengl_pkgs) $x11_cflags"
opengl_libs="$($pkg_config --libs $opengl_pkgs) $x11_libs"
opengl=yes
if test "$gtk" = "yes" && $pkg_config --exists "$gtkpackage >= 3.16"; then
gtk_gl="yes"
fi
else
if test "$opengl" = "yes" ; then
feature_not_found "opengl" "Please install opengl (mesa) devel pkgs: $opengl_pkgs"
@ -3966,6 +3975,27 @@ EOF
fi
fi
##########################################
# virgl renderer probe
if test "$virglrenderer" != "no" ; then
cat > $TMPC << EOF
#include <virglrenderer.h>
int main(void) { virgl_renderer_poll(); return 0; }
EOF
virgl_cflags=$($pkg_config --cflags virglrenderer 2>/dev/null)
virgl_libs=$($pkg_config --libs virglrenderer 2>/dev/null)
if $pkg_config virglrenderer >/dev/null 2>&1 && \
compile_prog "$virgl_cflags" "$virgl_libs" ; then
virglrenderer="yes"
else
if test "$virglrenderer" = "yes" ; then
feature_not_found "virglrenderer"
fi
virglrenderer="no"
fi
fi
##########################################
# check if we have fdatasync
@ -4576,6 +4606,7 @@ fi
echo "pixman $pixman"
echo "SDL support $sdl"
echo "GTK support $gtk"
echo "GTK GL support $gtk_gl"
echo "GNUTLS support $gnutls"
echo "GNUTLS hash $gnutls_hash"
echo "GNUTLS gcrypt $gnutls_gcrypt"
@ -4583,6 +4614,7 @@ echo "GNUTLS nettle $gnutls_nettle ${gnutls_nettle+($nettle_version)}"
echo "libtasn1 $tasn1"
echo "VTE support $vte"
echo "curses support $curses"
echo "virgl support $virglrenderer"
echo "curl support $curl"
echo "mingw32 support $mingw32"
echo "Audio drivers $audio_drv_list"
@ -4934,6 +4966,9 @@ if test "$gtk" = "yes" ; then
echo "CONFIG_GTK=y" >> $config_host_mak
echo "CONFIG_GTKABI=$gtkabi" >> $config_host_mak
echo "GTK_CFLAGS=$gtk_cflags" >> $config_host_mak
if test "$gtk_gl" = "yes" ; then
echo "CONFIG_GTK_GL=y" >> $config_host_mak
fi
fi
if test "$gnutls" = "yes" ; then
echo "CONFIG_GNUTLS=y" >> $config_host_mak
@ -4955,6 +4990,11 @@ if test "$vte" = "yes" ; then
echo "CONFIG_VTE=y" >> $config_host_mak
echo "VTE_CFLAGS=$vte_cflags" >> $config_host_mak
fi
if test "$virglrenderer" = "yes" ; then
echo "CONFIG_VIRGL=y" >> $config_host_mak
echo "VIRGL_CFLAGS=$virgl_cflags" >> $config_host_mak
echo "VIRGL_LIBS=$virgl_libs" >> $config_host_mak
fi
if test "$xen" = "yes" ; then
echo "CONFIG_XEN_BACKEND=y" >> $config_host_mak
echo "CONFIG_XEN_CTRL_INTERFACE_VERSION=$xen_ctrl_version" >> $config_host_mak

6
hw/display/Makefile.objs
View File

@ -35,6 +35,10 @@ obj-$(CONFIG_VGA) += vga.o
common-obj-$(CONFIG_QXL) += qxl.o qxl-logger.o qxl-render.o
obj-$(CONFIG_VIRTIO) += virtio-gpu.o
obj-$(CONFIG_VIRTIO) += virtio-gpu.o virtio-gpu-3d.o
obj-$(CONFIG_VIRTIO_PCI) += virtio-gpu-pci.o
obj-$(CONFIG_VIRTIO_VGA) += virtio-vga.o
virtio-gpu.o-cflags := $(VIRGL_CFLAGS)
virtio-gpu.o-libs += $(VIRGL_LIBS)
virtio-gpu-3d.o-cflags := $(VIRGL_CFLAGS)
virtio-gpu-3d.o-libs += $(VIRGL_LIBS)

598
hw/display/virtio-gpu-3d.c Normal file
View File

@ -0,0 +1,598 @@
/*
* Virtio GPU Device
*
* Copyright Red Hat, Inc. 2013-2014
*
* Authors:
* Dave Airlie <airlied@redhat.com>
* Gerd Hoffmann <kraxel@redhat.com>
*
* This work is licensed under the terms of the GNU GPL, version 2 or later.
* See the COPYING file in the top-level directory.
*/
#include "qemu-common.h"
#include "qemu/iov.h"
#include "trace.h"
#include "hw/virtio/virtio.h"
#include "hw/virtio/virtio-gpu.h"
#ifdef CONFIG_VIRGL
#include "virglrenderer.h"
static struct virgl_renderer_callbacks virtio_gpu_3d_cbs;
static void virgl_cmd_create_resource_2d(VirtIOGPU *g,
struct virtio_gpu_ctrl_command *cmd)
{
struct virtio_gpu_resource_create_2d c2d;
struct virgl_renderer_resource_create_args args;
VIRTIO_GPU_FILL_CMD(c2d);
trace_virtio_gpu_cmd_res_create_2d(c2d.resource_id, c2d.format,
c2d.width, c2d.height);
args.handle = c2d.resource_id;
args.target = 2;
args.format = c2d.format;
args.bind = (1 << 1);
args.width = c2d.width;
args.height = c2d.height;
args.depth = 1;
args.array_size = 1;
args.last_level = 0;
args.nr_samples = 0;
args.flags = VIRTIO_GPU_RESOURCE_FLAG_Y_0_TOP;
virgl_renderer_resource_create(&args, NULL, 0);
}
static void virgl_cmd_create_resource_3d(VirtIOGPU *g,
struct virtio_gpu_ctrl_command *cmd)
{
struct virtio_gpu_resource_create_3d c3d;
struct virgl_renderer_resource_create_args args;
VIRTIO_GPU_FILL_CMD(c3d);
trace_virtio_gpu_cmd_res_create_3d(c3d.resource_id, c3d.format,
c3d.width, c3d.height, c3d.depth);
args.handle = c3d.resource_id;
args.target = c3d.target;
args.format = c3d.format;
args.bind = c3d.bind;
args.width = c3d.width;
args.height = c3d.height;
args.depth = c3d.depth;
args.array_size = c3d.array_size;
args.last_level = c3d.last_level;
args.nr_samples = c3d.nr_samples;
args.flags = c3d.flags;
virgl_renderer_resource_create(&args, NULL, 0);
}
static void virgl_cmd_resource_unref(VirtIOGPU *g,
struct virtio_gpu_ctrl_command *cmd)
{
struct virtio_gpu_resource_unref unref;
VIRTIO_GPU_FILL_CMD(unref);
trace_virtio_gpu_cmd_res_unref(unref.resource_id);
virgl_renderer_resource_unref(unref.resource_id);
}
static void virgl_cmd_context_create(VirtIOGPU *g,
struct virtio_gpu_ctrl_command *cmd)
{
struct virtio_gpu_ctx_create cc;
VIRTIO_GPU_FILL_CMD(cc);
trace_virtio_gpu_cmd_ctx_create(cc.hdr.ctx_id,
cc.debug_name);
virgl_renderer_context_create(cc.hdr.ctx_id, cc.nlen,
cc.debug_name);
}
static void virgl_cmd_context_destroy(VirtIOGPU *g,
struct virtio_gpu_ctrl_command *cmd)
{
struct virtio_gpu_ctx_destroy cd;
VIRTIO_GPU_FILL_CMD(cd);
trace_virtio_gpu_cmd_ctx_destroy(cd.hdr.ctx_id);
virgl_renderer_context_destroy(cd.hdr.ctx_id);
}
static void virtio_gpu_rect_update(VirtIOGPU *g, int idx, int x, int y,
int width, int height)
{
if (!g->scanout[idx].con) {
return;
}
dpy_gl_update(g->scanout[idx].con, x, y, width, height);
}
static void virgl_cmd_resource_flush(VirtIOGPU *g,
struct virtio_gpu_ctrl_command *cmd)
{
struct virtio_gpu_resource_flush rf;
int i;
VIRTIO_GPU_FILL_CMD(rf);
trace_virtio_gpu_cmd_res_flush(rf.resource_id,
rf.r.width, rf.r.height, rf.r.x, rf.r.y);
for (i = 0; i < VIRTIO_GPU_MAX_SCANOUT; i++) {
if (g->scanout[i].resource_id != rf.resource_id) {
continue;
}
virtio_gpu_rect_update(g, i, rf.r.x, rf.r.y, rf.r.width, rf.r.height);
}
}
static void virgl_cmd_set_scanout(VirtIOGPU *g,
struct virtio_gpu_ctrl_command *cmd)
{
struct virtio_gpu_set_scanout ss;
struct virgl_renderer_resource_info info;
int ret;
VIRTIO_GPU_FILL_CMD(ss);
trace_virtio_gpu_cmd_set_scanout(ss.scanout_id, ss.resource_id,
ss.r.width, ss.r.height, ss.r.x, ss.r.y);
if (ss.scanout_id >= VIRTIO_GPU_MAX_SCANOUT) {
qemu_log_mask(LOG_GUEST_ERROR, "%s: illegal scanout id specified %d",
__func__, ss.scanout_id);
cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_SCANOUT_ID;
return;
}
g->enable = 1;
memset(&info, 0, sizeof(info));
if (ss.resource_id && ss.r.width && ss.r.height) {
ret = virgl_renderer_resource_get_info(ss.resource_id, &info);
if (ret == -1) {
qemu_log_mask(LOG_GUEST_ERROR,
"%s: illegal resource specified %d\n",
__func__, ss.resource_id);
cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_RESOURCE_ID;
return;
}
qemu_console_resize(g->scanout[ss.scanout_id].con,
ss.r.width, ss.r.height);
virgl_renderer_force_ctx_0();
dpy_gl_scanout(g->scanout[ss.scanout_id].con, info.tex_id,
info.flags & 1 /* FIXME: Y_0_TOP */,
ss.r.x, ss.r.y, ss.r.width, ss.r.height);
} else {
if (ss.scanout_id != 0) {
dpy_gfx_replace_surface(g->scanout[ss.scanout_id].con, NULL);
}
dpy_gl_scanout(g->scanout[ss.scanout_id].con, 0, false,
0, 0, 0, 0);
}
g->scanout[ss.scanout_id].resource_id = ss.resource_id;
}
static void virgl_cmd_submit_3d(VirtIOGPU *g,
struct virtio_gpu_ctrl_command *cmd)
{
struct virtio_gpu_cmd_submit cs;
void *buf;
size_t s;
VIRTIO_GPU_FILL_CMD(cs);
trace_virtio_gpu_cmd_ctx_submit(cs.hdr.ctx_id, cs.size);
buf = g_malloc(cs.size);
s = iov_to_buf(cmd->elem.out_sg, cmd->elem.out_num,
sizeof(cs), buf, cs.size);
if (s != cs.size) {
qemu_log_mask(LOG_GUEST_ERROR, "%s: size mismatch (%zd/%d)",
__func__, s, cs.size);
cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_PARAMETER;
return;
}
if (virtio_gpu_stats_enabled(g->conf)) {
g->stats.req_3d++;
g->stats.bytes_3d += cs.size;
}
virgl_renderer_submit_cmd(buf, cs.hdr.ctx_id, cs.size / 4);
g_free(buf);
}
static void virgl_cmd_transfer_to_host_2d(VirtIOGPU *g,
struct virtio_gpu_ctrl_command *cmd)
{
struct virtio_gpu_transfer_to_host_2d t2d;
struct virtio_gpu_box box;
VIRTIO_GPU_FILL_CMD(t2d);
trace_virtio_gpu_cmd_res_xfer_toh_2d(t2d.resource_id);
box.x = t2d.r.x;
box.y = t2d.r.y;
box.z = 0;
box.w = t2d.r.width;
box.h = t2d.r.height;
box.d = 1;
virgl_renderer_transfer_write_iov(t2d.resource_id,
0,
0,
0,
0,
(struct virgl_box *)&box,
t2d.offset, NULL, 0);
}
static void virgl_cmd_transfer_to_host_3d(VirtIOGPU *g,
struct virtio_gpu_ctrl_command *cmd)
{
struct virtio_gpu_transfer_host_3d t3d;
VIRTIO_GPU_FILL_CMD(t3d);
trace_virtio_gpu_cmd_res_xfer_toh_3d(t3d.resource_id);
virgl_renderer_transfer_write_iov(t3d.resource_id,
t3d.hdr.ctx_id,
t3d.level,
t3d.stride,
t3d.layer_stride,
(struct virgl_box *)&t3d.box,
t3d.offset, NULL, 0);
}
static void
virgl_cmd_transfer_from_host_3d(VirtIOGPU *g,
struct virtio_gpu_ctrl_command *cmd)
{
struct virtio_gpu_transfer_host_3d tf3d;
VIRTIO_GPU_FILL_CMD(tf3d);
trace_virtio_gpu_cmd_res_xfer_fromh_3d(tf3d.resource_id);
virgl_renderer_transfer_read_iov(tf3d.resource_id,
tf3d.hdr.ctx_id,
tf3d.level,
tf3d.stride,
tf3d.layer_stride,
(struct virgl_box *)&tf3d.box,
tf3d.offset, NULL, 0);
}
static void virgl_resource_attach_backing(VirtIOGPU *g,
struct virtio_gpu_ctrl_command *cmd)
{
struct virtio_gpu_resource_attach_backing att_rb;
struct iovec *res_iovs;
int ret;
VIRTIO_GPU_FILL_CMD(att_rb);
trace_virtio_gpu_cmd_res_back_attach(att_rb.resource_id);
ret = virtio_gpu_create_mapping_iov(&att_rb, cmd, &res_iovs);
if (ret != 0) {
cmd->error = VIRTIO_GPU_RESP_ERR_UNSPEC;
return;
}
virgl_renderer_resource_attach_iov(att_rb.resource_id,
res_iovs, att_rb.nr_entries);
}
static void virgl_resource_detach_backing(VirtIOGPU *g,
struct virtio_gpu_ctrl_command *cmd)
{
struct virtio_gpu_resource_detach_backing detach_rb;
struct iovec *res_iovs = NULL;
int num_iovs = 0;
VIRTIO_GPU_FILL_CMD(detach_rb);
trace_virtio_gpu_cmd_res_back_detach(detach_rb.resource_id);
virgl_renderer_resource_detach_iov(detach_rb.resource_id,
&res_iovs,
&num_iovs);
if (res_iovs == NULL || num_iovs == 0) {
return;
}
virtio_gpu_cleanup_mapping_iov(res_iovs, num_iovs);
}
static void virgl_cmd_ctx_attach_resource(VirtIOGPU *g,
struct virtio_gpu_ctrl_command *cmd)
{
struct virtio_gpu_ctx_resource att_res;
VIRTIO_GPU_FILL_CMD(att_res);
trace_virtio_gpu_cmd_ctx_res_attach(att_res.hdr.ctx_id,
att_res.resource_id);
virgl_renderer_ctx_attach_resource(att_res.hdr.ctx_id, att_res.resource_id);
}
static void virgl_cmd_ctx_detach_resource(VirtIOGPU *g,
struct virtio_gpu_ctrl_command *cmd)
{
struct virtio_gpu_ctx_resource det_res;
VIRTIO_GPU_FILL_CMD(det_res);
trace_virtio_gpu_cmd_ctx_res_detach(det_res.hdr.ctx_id,
det_res.resource_id);
virgl_renderer_ctx_detach_resource(det_res.hdr.ctx_id, det_res.resource_id);
}
static void virgl_cmd_get_capset_info(VirtIOGPU *g,
struct virtio_gpu_ctrl_command *cmd)
{
struct virtio_gpu_get_capset_info info;
struct virtio_gpu_resp_capset_info resp;
VIRTIO_GPU_FILL_CMD(info);
if (info.capset_index == 0) {
resp.capset_id = VIRTIO_GPU_CAPSET_VIRGL;
virgl_renderer_get_cap_set(resp.capset_id,
&resp.capset_max_version,
&resp.capset_max_size);
} else {
resp.capset_max_version = 0;
resp.capset_max_size = 0;
}
resp.hdr.type = VIRTIO_GPU_RESP_OK_CAPSET_INFO;
virtio_gpu_ctrl_response(g, cmd, &resp.hdr, sizeof(resp));
}
static void virgl_cmd_get_capset(VirtIOGPU *g,
struct virtio_gpu_ctrl_command *cmd)
{
struct virtio_gpu_get_capset gc;
struct virtio_gpu_resp_capset *resp;
uint32_t max_ver, max_size;
VIRTIO_GPU_FILL_CMD(gc);
virgl_renderer_get_cap_set(gc.capset_id, &max_ver,
&max_size);
resp = g_malloc(sizeof(*resp) + max_size);
resp->hdr.type = VIRTIO_GPU_RESP_OK_CAPSET;
virgl_renderer_fill_caps(gc.capset_id,
gc.capset_version,
(void *)resp->capset_data);
virtio_gpu_ctrl_response(g, cmd, &resp->hdr, sizeof(*resp) + max_size);
g_free(resp);
}
void virtio_gpu_virgl_process_cmd(VirtIOGPU *g,
struct virtio_gpu_ctrl_command *cmd)
{
VIRTIO_GPU_FILL_CMD(cmd->cmd_hdr);
virgl_renderer_force_ctx_0();
switch (cmd->cmd_hdr.type) {
case VIRTIO_GPU_CMD_CTX_CREATE:
virgl_cmd_context_create(g, cmd);
break;
case VIRTIO_GPU_CMD_CTX_DESTROY:
virgl_cmd_context_destroy(g, cmd);
break;
case VIRTIO_GPU_CMD_RESOURCE_CREATE_2D:
virgl_cmd_create_resource_2d(g, cmd);
break;
case VIRTIO_GPU_CMD_RESOURCE_CREATE_3D:
virgl_cmd_create_resource_3d(g, cmd);
break;
case VIRTIO_GPU_CMD_SUBMIT_3D:
virgl_cmd_submit_3d(g, cmd);
break;
case VIRTIO_GPU_CMD_TRANSFER_TO_HOST_2D:
virgl_cmd_transfer_to_host_2d(g, cmd);
break;
case VIRTIO_GPU_CMD_TRANSFER_TO_HOST_3D:
virgl_cmd_transfer_to_host_3d(g, cmd);
break;
case VIRTIO_GPU_CMD_TRANSFER_FROM_HOST_3D:
virgl_cmd_transfer_from_host_3d(g, cmd);
break;
case VIRTIO_GPU_CMD_RESOURCE_ATTACH_BACKING:
virgl_resource_attach_backing(g, cmd);
break;
case VIRTIO_GPU_CMD_RESOURCE_DETACH_BACKING:
virgl_resource_detach_backing(g, cmd);
break;
case VIRTIO_GPU_CMD_SET_SCANOUT:
virgl_cmd_set_scanout(g, cmd);
break;
case VIRTIO_GPU_CMD_RESOURCE_FLUSH:
virgl_cmd_resource_flush(g, cmd);
break;
case VIRTIO_GPU_CMD_RESOURCE_UNREF:
virgl_cmd_resource_unref(g, cmd);
break;
case VIRTIO_GPU_CMD_CTX_ATTACH_RESOURCE:
/* TODO add security */
virgl_cmd_ctx_attach_resource(g, cmd);
break;
case VIRTIO_GPU_CMD_CTX_DETACH_RESOURCE:
/* TODO add security */
virgl_cmd_ctx_detach_resource(g, cmd);
break;
case VIRTIO_GPU_CMD_GET_CAPSET_INFO:
virgl_cmd_get_capset_info(g, cmd);
break;
case VIRTIO_GPU_CMD_GET_CAPSET:
virgl_cmd_get_capset(g, cmd);
break;
case VIRTIO_GPU_CMD_GET_DISPLAY_INFO:
virtio_gpu_get_display_info(g, cmd);
break;
default:
cmd->error = VIRTIO_GPU_RESP_ERR_UNSPEC;
break;
}
if (cmd->finished) {
return;
}
if (cmd->error) {
fprintf(stderr, "%s: ctrl 0x%x, error 0x%x\n", __func__,
cmd->cmd_hdr.type, cmd->error);
virtio_gpu_ctrl_response_nodata(g, cmd, cmd->error);
return;
}
if (!(cmd->cmd_hdr.flags & VIRTIO_GPU_FLAG_FENCE)) {
virtio_gpu_ctrl_response_nodata(g, cmd, VIRTIO_GPU_RESP_OK_NODATA);
return;
}
trace_virtio_gpu_fence_ctrl(cmd->cmd_hdr.fence_id, cmd->cmd_hdr.type);
virgl_renderer_create_fence(cmd->cmd_hdr.fence_id, cmd->cmd_hdr.type);
}
static void virgl_write_fence(void *opaque, uint32_t fence)
{
VirtIOGPU *g = opaque;
struct virtio_gpu_ctrl_command *cmd, *tmp;
QTAILQ_FOREACH_SAFE(cmd, &g->fenceq, next, tmp) {
/*
* the guest can end up emitting fences out of order
* so we should check all fenced cmds not just the first one.
*/
if (cmd->cmd_hdr.fence_id > fence) {
continue;
}
trace_virtio_gpu_fence_resp(cmd->cmd_hdr.fence_id);
virtio_gpu_ctrl_response_nodata(g, cmd, VIRTIO_GPU_RESP_OK_NODATA);
QTAILQ_REMOVE(&g->fenceq, cmd, next);
g_free(cmd);
g->inflight--;
if (virtio_gpu_stats_enabled(g->conf)) {
fprintf(stderr, "inflight: %3d (-)\r", g->inflight);
}
}
}
static virgl_renderer_gl_context
virgl_create_context(void *opaque, int scanout_idx,
struct virgl_renderer_gl_ctx_param *params)
{
VirtIOGPU *g = opaque;
QEMUGLContext ctx;
QEMUGLParams qparams;
qparams.major_ver = params->major_ver;
qparams.minor_ver = params->minor_ver;
ctx = dpy_gl_ctx_create(g->scanout[scanout_idx].con, &qparams);
return (virgl_renderer_gl_context)ctx;
}
static void virgl_destroy_context(void *opaque, virgl_renderer_gl_context ctx)
{
VirtIOGPU *g = opaque;
QEMUGLContext qctx = (QEMUGLContext)ctx;
dpy_gl_ctx_destroy(g->scanout[0].con, qctx);
}
static int virgl_make_context_current(void *opaque, int scanout_idx,
virgl_renderer_gl_context ctx)
{
VirtIOGPU *g = opaque;
QEMUGLContext qctx = (QEMUGLContext)ctx;
return dpy_gl_ctx_make_current(g->scanout[scanout_idx].con, qctx);
}
static struct virgl_renderer_callbacks virtio_gpu_3d_cbs = {
.version = 1,
.write_fence = virgl_write_fence,
.create_gl_context = virgl_create_context,
.destroy_gl_context = virgl_destroy_context,
.make_current = virgl_make_context_current,
};
static void virtio_gpu_print_stats(void *opaque)
{
VirtIOGPU *g = opaque;
if (g->stats.requests) {
fprintf(stderr, "stats: vq req %4d, %3d -- 3D %4d (%5d)\n",
g->stats.requests,
g->stats.max_inflight,
g->stats.req_3d,
g->stats.bytes_3d);
g->stats.requests = 0;
g->stats.max_inflight = 0;
g->stats.req_3d = 0;
g->stats.bytes_3d = 0;
} else {
fprintf(stderr, "stats: idle\r");
}
timer_mod(g->print_stats, qemu_clock_get_ms(QEMU_CLOCK_VIRTUAL) + 1000);
}
static void virtio_gpu_fence_poll(void *opaque)
{
VirtIOGPU *g = opaque;
virgl_renderer_poll();
if (g->inflight) {
timer_mod(g->fence_poll, qemu_clock_get_ms(QEMU_CLOCK_VIRTUAL) + 10);
}
}
void virtio_gpu_virgl_fence_poll(VirtIOGPU *g)
{
virtio_gpu_fence_poll(g);
}
void virtio_gpu_virgl_reset(VirtIOGPU *g)
{
int i;
/* virgl_renderer_reset() ??? */
for (i = 0; i < g->conf.max_outputs; i++) {
if (i != 0) {
dpy_gfx_replace_surface(g->scanout[i].con, NULL);
}
dpy_gl_scanout(g->scanout[i].con, 0, false, 0, 0, 0, 0);
}
}
int virtio_gpu_virgl_init(VirtIOGPU *g)
{
int ret;
ret = virgl_renderer_init(g, 0, &virtio_gpu_3d_cbs);
if (ret != 0) {
return ret;
}
g->fence_poll = timer_new_ms(QEMU_CLOCK_VIRTUAL,
virtio_gpu_fence_poll, g);
if (virtio_gpu_stats_enabled(g->conf)) {
g->print_stats = timer_new_ms(QEMU_CLOCK_VIRTUAL,
virtio_gpu_print_stats, g);
timer_mod(g->print_stats, qemu_clock_get_ms(QEMU_CLOCK_VIRTUAL) + 1000);
}
return 0;
}
#endif /* CONFIG_VIRGL */

4
hw/display/virtio-gpu-pci.c
View File

@ -6,8 +6,8 @@
* Authors:
* Dave Airlie
*
* This work is licensed under the terms of the GNU GPL, version 2. See
* the COPYING file in the top-level directory.
* This work is licensed under the terms of the GNU GPL, version 2 or later.
* See the COPYING file in the top-level directory.
*
*/
#include "hw/pci/pci.h"

151
hw/display/virtio-gpu.c
View File

@ -7,7 +7,7 @@
* Dave Airlie <airlied@redhat.com>
* Gerd Hoffmann <kraxel@redhat.com>
*
* This work is licensed under the terms of the GNU GPL, version 2.
* This work is licensed under the terms of the GNU GPL, version 2 or later.
* See the COPYING file in the top-level directory.
*/
@ -22,6 +22,23 @@
static struct virtio_gpu_simple_resource*
virtio_gpu_find_resource(VirtIOGPU *g, uint32_t resource_id);
#ifdef CONFIG_VIRGL
#include "virglrenderer.h"
#define VIRGL(_g, _virgl, _simple, ...) \
do { \
if (_g->use_virgl_renderer) { \
_virgl(__VA_ARGS__); \
} else { \
_simple(__VA_ARGS__); \
} \
} while (0)
#else
#define VIRGL(_g, _virgl, _simple, ...) \
do { \
_simple(__VA_ARGS__); \
} while (0)
#endif
static void update_cursor_data_simple(VirtIOGPU *g,
struct virtio_gpu_scanout *s,
uint32_t resource_id)
@ -45,16 +62,49 @@ static void update_cursor_data_simple(VirtIOGPU *g,
pixels * sizeof(uint32_t));
}
#ifdef CONFIG_VIRGL
static void update_cursor_data_virgl(VirtIOGPU *g,
struct virtio_gpu_scanout *s,
uint32_t resource_id)
{
uint32_t width, height;
uint32_t pixels, *data;
data = virgl_renderer_get_cursor_data(resource_id, &width, &height);
if (!data) {
return;
}
if (width != s->current_cursor->width ||
height != s->current_cursor->height) {
return;
}
pixels = s->current_cursor->width * s->current_cursor->height;
memcpy(s->current_cursor->data, data, pixels * sizeof(uint32_t));
free(data);
}
#endif
static void update_cursor(VirtIOGPU *g, struct virtio_gpu_update_cursor *cursor)
{
struct virtio_gpu_scanout *s;
bool move = cursor->hdr.type != VIRTIO_GPU_CMD_MOVE_CURSOR;
if (cursor->pos.scanout_id >= g->conf.max_outputs) {
return;
}
s = &g->scanout[cursor->pos.scanout_id];
if (cursor->hdr.type != VIRTIO_GPU_CMD_MOVE_CURSOR) {
trace_virtio_gpu_update_cursor(cursor->pos.scanout_id,
cursor->pos.x,
cursor->pos.y,
move ? "move" : "update",
cursor->resource_id);
if (move) {
if (!s->current_cursor) {
s->current_cursor = cursor_alloc(64, 64);
}
@ -63,7 +113,8 @@ static void update_cursor(VirtIOGPU *g, struct virtio_gpu_update_cursor *cursor)
s->current_cursor->hot_y = cursor->hot_y;
if (cursor->resource_id > 0) {
update_cursor_data_simple(g, s, cursor->resource_id);
VIRGL(g, update_cursor_data_virgl, update_cursor_data_simple,
g, s, cursor->resource_id);
}
dpy_cursor_define(s->con, s->current_cursor);
}
@ -92,9 +143,23 @@ static void virtio_gpu_set_config(VirtIODevice *vdev, const uint8_t *config)
static uint64_t virtio_gpu_get_features(VirtIODevice *vdev, uint64_t features,
Error **errp)
{
VirtIOGPU *g = VIRTIO_GPU(vdev);
if (virtio_gpu_virgl_enabled(g->conf)) {
features |= (1 << VIRTIO_GPU_FEATURE_VIRGL);
}
return features;
}
static void virtio_gpu_set_features(VirtIODevice *vdev, uint64_t features)
{
static const uint32_t virgl = (1 << VIRTIO_GPU_FEATURE_VIRGL);
VirtIOGPU *g = VIRTIO_GPU(vdev);
g->use_virgl_renderer = ((features & virgl) == virgl);
trace_virtio_gpu_features(g->use_virgl_renderer);
}
static void virtio_gpu_notify_event(VirtIOGPU *g, uint32_t event_type)
{
g->virtio_config.events_read |= event_type;
@ -563,7 +628,6 @@ int virtio_gpu_create_mapping_iov(struct virtio_gpu_resource_attach_backing *ab,
__func__, ab->resource_id, i);
virtio_gpu_cleanup_mapping_iov(*iov, i);
g_free(ents);
g_free(*iov);
*iov = NULL;
return -1;
}
@ -580,12 +644,12 @@ void virtio_gpu_cleanup_mapping_iov(struct iovec *iov, uint32_t count)
cpu_physical_memory_unmap(iov[i].iov_base, iov[i].iov_len, 1,
iov[i].iov_len);
}
g_free(iov);
}
static void virtio_gpu_cleanup_mapping(struct virtio_gpu_simple_resource *res)
{
virtio_gpu_cleanup_mapping_iov(res->iov, res->iov_cnt);
g_free(res->iov);
res->iov = NULL;
res->iov_cnt = 0;
}
@ -699,25 +763,43 @@ static void virtio_gpu_handle_ctrl(VirtIODevice *vdev, VirtQueue *vq)
return;
}
#ifdef CONFIG_VIRGL
if (!g->renderer_inited && g->use_virgl_renderer) {
virtio_gpu_virgl_init(g);
g->renderer_inited = true;
}
#endif
cmd = g_new(struct virtio_gpu_ctrl_command, 1);
while (virtqueue_pop(vq, &cmd->elem)) {
cmd->vq = vq;
cmd->error = 0;
cmd->finished = false;
g->stats.requests++;
if (virtio_gpu_stats_enabled(g->conf)) {
g->stats.requests++;
}
virtio_gpu_simple_process_cmd(g, cmd);
VIRGL(g, virtio_gpu_virgl_process_cmd, virtio_gpu_simple_process_cmd,
g, cmd);
if (!cmd->finished) {
QTAILQ_INSERT_TAIL(&g->fenceq, cmd, next);
g->stats.inflight++;
if (g->stats.max_inflight < g->stats.inflight) {
g->stats.max_inflight = g->stats.inflight;
g->inflight++;
if (virtio_gpu_stats_enabled(g->conf)) {
if (g->stats.max_inflight < g->inflight) {
g->stats.max_inflight = g->inflight;
}
fprintf(stderr, "inflight: %3d (+)\r", g->inflight);
}
fprintf(stderr, "inflight: %3d (+)\r", g->stats.inflight);
cmd = g_new(struct virtio_gpu_ctrl_command, 1);
}
}
g_free(cmd);
#ifdef CONFIG_VIRGL
if (g->use_virgl_renderer) {
virtio_gpu_virgl_fence_poll(g);
}
#endif
}
static void virtio_gpu_ctrl_bh(void *opaque)
@ -804,6 +886,7 @@ static void virtio_gpu_device_realize(DeviceState *qdev, Error **errp)
{
VirtIODevice *vdev = VIRTIO_DEVICE(qdev);
VirtIOGPU *g = VIRTIO_GPU(qdev);
bool have_virgl;
int i;
g->config_size = sizeof(struct virtio_gpu_config);
@ -814,8 +897,25 @@ static void virtio_gpu_device_realize(DeviceState *qdev, Error **errp)
g->req_state[0].width = 1024;
g->req_state[0].height = 768;
g->ctrl_vq = virtio_add_queue(vdev, 64, virtio_gpu_handle_ctrl_cb);
g->cursor_vq = virtio_add_queue(vdev, 16, virtio_gpu_handle_cursor_cb);
g->use_virgl_renderer = false;
#if !defined(CONFIG_VIRGL) || defined(HOST_WORDS_BIGENDIAN)
have_virgl = false;
#else
have_virgl = display_opengl;
#endif
if (!have_virgl) {
g->conf.flags &= ~(1 << VIRTIO_GPU_FLAG_VIRGL_ENABLED);
}
if (virtio_gpu_virgl_enabled(g->conf)) {
/* use larger control queue in 3d mode */
g->ctrl_vq = virtio_add_queue(vdev, 256, virtio_gpu_handle_ctrl_cb);
g->cursor_vq = virtio_add_queue(vdev, 16, virtio_gpu_handle_cursor_cb);
g->virtio_config.num_capsets = 1;
} else {
g->ctrl_vq = virtio_add_queue(vdev, 64, virtio_gpu_handle_ctrl_cb);
g->cursor_vq = virtio_add_queue(vdev, 16, virtio_gpu_handle_cursor_cb);
}
g->ctrl_bh = qemu_bh_new(virtio_gpu_ctrl_bh, g);
g->cursor_bh = qemu_bh_new(virtio_gpu_cursor_bh, g);
@ -869,10 +969,23 @@ static void virtio_gpu_reset(VirtIODevice *vdev)
g->scanout[i].ds = NULL;
}
g->enabled_output_bitmask = 1;
#ifdef CONFIG_VIRGL
if (g->use_virgl_renderer) {
virtio_gpu_virgl_reset(g);
g->use_virgl_renderer = 0;
}
#endif
}
static Property virtio_gpu_properties[] = {
DEFINE_PROP_UINT32("max_outputs", VirtIOGPU, conf.max_outputs, 1),
#ifdef CONFIG_VIRGL
DEFINE_PROP_BIT("virgl", VirtIOGPU, conf.flags,
VIRTIO_GPU_FLAG_VIRGL_ENABLED, true),
DEFINE_PROP_BIT("stats", VirtIOGPU, conf.flags,
VIRTIO_GPU_FLAG_STATS_ENABLED, false),
#endif
DEFINE_PROP_END_OF_LIST(),
};
@ -885,6 +998,7 @@ static void virtio_gpu_class_init(ObjectClass *klass, void *data)
vdc->get_config = virtio_gpu_get_config;
vdc->set_config = virtio_gpu_set_config;
vdc->get_features = virtio_gpu_get_features;
vdc->set_features = virtio_gpu_set_features;
vdc->reset = virtio_gpu_reset;
@ -917,3 +1031,14 @@ QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_mem_entry) != 16);
QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_resource_attach_backing) != 32);
QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_resource_detach_backing) != 32);
QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_resp_display_info) != 408);
QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_transfer_host_3d) != 72);
QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_resource_create_3d) != 72);
QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_ctx_create) != 96);
QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_ctx_destroy) != 24);
QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_ctx_resource) != 32);
QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_cmd_submit) != 32);
QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_get_capset_info) != 32);
QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_resp_capset_info) != 40);
QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_get_capset) != 32);
QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_resp_capset) != 24);

22
include/hw/virtio/virtio-gpu.h
View File

@ -56,8 +56,19 @@ struct virtio_gpu_requested_state {
int x, y;
};
enum virtio_gpu_conf_flags {
VIRTIO_GPU_FLAG_VIRGL_ENABLED = 1,
VIRTIO_GPU_FLAG_STATS_ENABLED,
};
#define virtio_gpu_virgl_enabled(_cfg) \
(_cfg.flags & (1 << VIRTIO_GPU_FLAG_VIRGL_ENABLED))
#define virtio_gpu_stats_enabled(_cfg) \
(_cfg.flags & (1 << VIRTIO_GPU_FLAG_STATS_ENABLED))
struct virtio_gpu_conf {
uint32_t max_outputs;
uint32_t flags;
};
struct virtio_gpu_ctrl_command {
@ -92,11 +103,13 @@ typedef struct VirtIOGPU {
int enabled_output_bitmask;
struct virtio_gpu_config virtio_config;
bool use_virgl_renderer;
bool renderer_inited;
QEMUTimer *fence_poll;
QEMUTimer *print_stats;
uint32_t inflight;
struct {
uint32_t inflight;
uint32_t max_inflight;
uint32_t requests;
uint32_t req_3d;
@ -139,4 +152,11 @@ int virtio_gpu_create_mapping_iov(struct virtio_gpu_resource_attach_backing *ab,
struct iovec **iov);
void virtio_gpu_cleanup_mapping_iov(struct iovec *iov, uint32_t count);
/* virtio-gpu-3d.c */
void virtio_gpu_virgl_process_cmd(VirtIOGPU *g,
struct virtio_gpu_ctrl_command *cmd);
void virtio_gpu_virgl_fence_poll(VirtIOGPU *g);
void virtio_gpu_virgl_reset(VirtIOGPU *g);
int virtio_gpu_virgl_init(VirtIOGPU *g);
#endif

112
include/standard-headers/linux/virtio_gpu.h
View File

@ -40,6 +40,8 @@
#include "standard-headers/linux/types.h"
#define VIRTIO_GPU_FEATURE_VIRGL 0
enum virtio_gpu_ctrl_type {
VIRTIO_GPU_UNDEFINED = 0,
@ -52,6 +54,18 @@ enum virtio_gpu_ctrl_type {
VIRTIO_GPU_CMD_TRANSFER_TO_HOST_2D,
VIRTIO_GPU_CMD_RESOURCE_ATTACH_BACKING,
VIRTIO_GPU_CMD_RESOURCE_DETACH_BACKING,
VIRTIO_GPU_CMD_GET_CAPSET_INFO,
VIRTIO_GPU_CMD_GET_CAPSET,
/* 3d commands */
VIRTIO_GPU_CMD_CTX_CREATE = 0x0200,
VIRTIO_GPU_CMD_CTX_DESTROY,
VIRTIO_GPU_CMD_CTX_ATTACH_RESOURCE,
VIRTIO_GPU_CMD_CTX_DETACH_RESOURCE,
VIRTIO_GPU_CMD_RESOURCE_CREATE_3D,
VIRTIO_GPU_CMD_TRANSFER_TO_HOST_3D,
VIRTIO_GPU_CMD_TRANSFER_FROM_HOST_3D,
VIRTIO_GPU_CMD_SUBMIT_3D,
/* cursor commands */
VIRTIO_GPU_CMD_UPDATE_CURSOR = 0x0300,
@ -60,6 +74,8 @@ enum virtio_gpu_ctrl_type {
/* success responses */
VIRTIO_GPU_RESP_OK_NODATA = 0x1100,
VIRTIO_GPU_RESP_OK_DISPLAY_INFO,
VIRTIO_GPU_RESP_OK_CAPSET_INFO,
VIRTIO_GPU_RESP_OK_CAPSET,
/* error responses */
VIRTIO_GPU_RESP_ERR_UNSPEC = 0x1200,
@ -180,13 +196,107 @@ struct virtio_gpu_resp_display_info {
} pmodes[VIRTIO_GPU_MAX_SCANOUTS];
};
/* data passed in the control vq, 3d related */
struct virtio_gpu_box {
uint32_t x, y, z;
uint32_t w, h, d;
};
/* VIRTIO_GPU_CMD_TRANSFER_TO_HOST_3D, VIRTIO_GPU_CMD_TRANSFER_FROM_HOST_3D */
struct virtio_gpu_transfer_host_3d {
struct virtio_gpu_ctrl_hdr hdr;
struct virtio_gpu_box box;
uint64_t offset;
uint32_t resource_id;
uint32_t level;
uint32_t stride;
uint32_t layer_stride;
};
/* VIRTIO_GPU_CMD_RESOURCE_CREATE_3D */
#define VIRTIO_GPU_RESOURCE_FLAG_Y_0_TOP (1 << 0)
struct virtio_gpu_resource_create_3d {
struct virtio_gpu_ctrl_hdr hdr;
uint32_t resource_id;
uint32_t target;
uint32_t format;
uint32_t bind;
uint32_t width;
uint32_t height;
uint32_t depth;
uint32_t array_size;
uint32_t last_level;
uint32_t nr_samples;
uint32_t flags;
uint32_t padding;
};
/* VIRTIO_GPU_CMD_CTX_CREATE */
struct virtio_gpu_ctx_create {
struct virtio_gpu_ctrl_hdr hdr;
uint32_t nlen;
uint32_t padding;
char debug_name[64];
};
/* VIRTIO_GPU_CMD_CTX_DESTROY */
struct virtio_gpu_ctx_destroy {
struct virtio_gpu_ctrl_hdr hdr;
};
/* VIRTIO_GPU_CMD_CTX_ATTACH_RESOURCE, VIRTIO_GPU_CMD_CTX_DETACH_RESOURCE */
struct virtio_gpu_ctx_resource {
struct virtio_gpu_ctrl_hdr hdr;
uint32_t resource_id;
uint32_t padding;
};
/* VIRTIO_GPU_CMD_SUBMIT_3D */
struct virtio_gpu_cmd_submit {
struct virtio_gpu_ctrl_hdr hdr;
uint32_t size;
uint32_t padding;
};
#define VIRTIO_GPU_CAPSET_VIRGL 1
/* VIRTIO_GPU_CMD_GET_CAPSET_INFO */
struct virtio_gpu_get_capset_info {
struct virtio_gpu_ctrl_hdr hdr;
uint32_t capset_index;
uint32_t padding;
};
/* VIRTIO_GPU_RESP_OK_CAPSET_INFO */
struct virtio_gpu_resp_capset_info {
struct virtio_gpu_ctrl_hdr hdr;
uint32_t capset_id;
uint32_t capset_max_version;
uint32_t capset_max_size;
uint32_t padding;
};
/* VIRTIO_GPU_CMD_GET_CAPSET */
struct virtio_gpu_get_capset {
struct virtio_gpu_ctrl_hdr hdr;
uint32_t capset_id;
uint32_t capset_version;
};
/* VIRTIO_GPU_RESP_OK_CAPSET */
struct virtio_gpu_resp_capset {
struct virtio_gpu_ctrl_hdr hdr;
uint8_t capset_data[];
};
#define VIRTIO_GPU_EVENT_DISPLAY (1 << 0)
struct virtio_gpu_config {
uint32_t events_read;
uint32_t events_clear;
uint32_t num_scanouts;
uint32_t reserved;
uint32_t num_capsets;
};
/* simple formats for fbcon/X use */

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);

14
include/ui/egl-context.h Normal file
View File

@ -0,0 +1,14 @@
#ifndef EGL_CONTEXT_H
#define EGL_CONTEXT_H
#include "ui/console.h"
#include "ui/egl-helpers.h"
QEMUGLContext qemu_egl_create_context(DisplayChangeListener *dcl,
QEMUGLParams *params);
void qemu_egl_destroy_context(DisplayChangeListener *dcl, QEMUGLContext ctx);
int qemu_egl_make_context_current(DisplayChangeListener *dcl,
QEMUGLContext ctx);
QEMUGLContext qemu_egl_get_current_context(DisplayChangeListener *dcl);
#endif /* EGL_CONTEXT_H */

39
include/ui/gtk.h
View File

@ -20,6 +20,7 @@
#if defined(CONFIG_OPENGL)
#include "ui/egl-helpers.h"
#include "ui/egl-context.h"
#endif
/* Compatibility define to let us build on both Gtk2 and Gtk3 */
@ -46,6 +47,11 @@ typedef struct VirtualGfxConsole {
EGLContext ectx;
EGLSurface esurface;
int glupdates;
int x, y, w, h;
GLuint tex_id;
GLuint fbo_id;
bool y0_top;
bool scanout_mode;
#endif
} VirtualGfxConsole;
@ -90,6 +96,39 @@ void gd_egl_update(DisplayChangeListener *dcl,
void gd_egl_refresh(DisplayChangeListener *dcl);
void gd_egl_switch(DisplayChangeListener *dcl,
DisplaySurface *surface);
QEMUGLContext gd_egl_create_context(DisplayChangeListener *dcl,
QEMUGLParams *params);
void gd_egl_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 gd_egl_scanout_flush(DisplayChangeListener *dcl,
uint32_t x, uint32_t y, uint32_t w, uint32_t h);
void gtk_egl_init(void);
int gd_egl_make_current(DisplayChangeListener *dcl,
QEMUGLContext ctx);
/* ui/gtk-gl-area.c */
void gd_gl_area_init(VirtualConsole *vc);
void gd_gl_area_draw(VirtualConsole *vc);
void gd_gl_area_update(DisplayChangeListener *dcl,
int x, int y, int w, int h);
void gd_gl_area_refresh(DisplayChangeListener *dcl);
void gd_gl_area_switch(DisplayChangeListener *dcl,
DisplaySurface *surface);
QEMUGLContext gd_gl_area_create_context(DisplayChangeListener *dcl,
QEMUGLParams *params);
void gd_gl_area_destroy_context(DisplayChangeListener *dcl,
QEMUGLContext ctx);
void gd_gl_area_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 gd_gl_area_scanout_flush(DisplayChangeListener *dcl,
uint32_t x, uint32_t y, uint32_t w, uint32_t h);
void gtk_gl_area_init(void);
QEMUGLContext gd_gl_area_get_current_context(DisplayChangeListener *dcl);
int gd_gl_area_make_current(DisplayChangeListener *dcl,
QEMUGLContext ctx);
#endif /* UI_GTK_H */

4
include/ui/shader.h
View File

@ -3,7 +3,9 @@
#include <epoxy/gl.h>
void qemu_gl_run_texture_blit(GLint texture_blit_prog);
GLuint qemu_gl_init_texture_blit(GLint texture_blit_prog);
void qemu_gl_run_texture_blit(GLint texture_blit_prog,
GLint texture_blit_vao);
GLuint qemu_gl_create_compile_shader(GLenum type, const GLchar *src);
GLuint qemu_gl_create_link_program(GLuint vert, GLuint frag);

9
trace-events
View File

@ -1178,6 +1178,7 @@ vmware_scratch_write(uint32_t index, uint32_t value) "index %d, value 0x%x"
vmware_setmode(uint32_t w, uint32_t h, uint32_t bpp) "%dx%d @ %d bpp"
# hw/display/virtio-gpu.c
virtio_gpu_features(bool virgl) "virgl %d"
virtio_gpu_cmd_get_display_info(void) ""
virtio_gpu_cmd_get_caps(void) ""
virtio_gpu_cmd_set_scanout(uint32_t id, uint32_t res, uint32_t w, uint32_t h, uint32_t x, uint32_t y) "id %d, res 0x%x, w %d, h %d, x %d, y %d"
@ -1187,7 +1188,15 @@ virtio_gpu_cmd_res_unref(uint32_t res) "res 0x%x"
virtio_gpu_cmd_res_back_attach(uint32_t res) "res 0x%x"
virtio_gpu_cmd_res_back_detach(uint32_t res) "res 0x%x"
virtio_gpu_cmd_res_xfer_toh_2d(uint32_t res) "res 0x%x"
virtio_gpu_cmd_res_xfer_toh_3d(uint32_t res) "res 0x%x"
virtio_gpu_cmd_res_xfer_fromh_3d(uint32_t res) "res 0x%x"
virtio_gpu_cmd_res_flush(uint32_t res, uint32_t w, uint32_t h, uint32_t x, uint32_t y) "res 0x%x, w %d, h %d, x %d, y %d"
virtio_gpu_cmd_ctx_create(uint32_t ctx, const char *name) "ctx 0x%x, name %s"
virtio_gpu_cmd_ctx_destroy(uint32_t ctx) "ctx 0x%x"
virtio_gpu_cmd_ctx_res_attach(uint32_t ctx, uint32_t res) "ctx 0x%x, res 0x%x"
virtio_gpu_cmd_ctx_res_detach(uint32_t ctx, uint32_t res) "ctx 0x%x, res 0x%x"
virtio_gpu_cmd_ctx_submit(uint32_t ctx, uint32_t size) "ctx 0x%x, size %d"
virtio_gpu_update_cursor(uint32_t scanout, uint32_t x, uint32_t y, const char *type, uint32_t res) "scanout %d, x %d, y %d, %s, res 0x%x"
virtio_gpu_fence_ctrl(uint64_t fence, uint32_t type) "fence 0x%" PRIx64 ", type 0x%x"
virtio_gpu_fence_resp(uint64_t fence) "fence 0x%" PRIx64

6
ui/Makefile.objs
View File

@ -31,11 +31,17 @@ ifeq ($(CONFIG_OPENGL),y)
common-obj-y += shader.o
common-obj-y += console-gl.o
common-obj-y += egl-helpers.o
common-obj-y += egl-context.o
ifeq ($(CONFIG_GTK_GL),y)
common-obj-$(CONFIG_GTK) += gtk-gl-area.o
else
common-obj-$(CONFIG_GTK) += gtk-egl.o
endif
endif
gtk.o-cflags := $(GTK_CFLAGS) $(VTE_CFLAGS)
gtk-egl.o-cflags := $(GTK_CFLAGS) $(VTE_CFLAGS) $(OPENGL_CFLAGS)
gtk-gl-area.o-cflags := $(GTK_CFLAGS) $(VTE_CFLAGS) $(OPENGL_CFLAGS)
shader.o-cflags += $(OPENGL_CFLAGS)
console-gl.o-cflags += $(OPENGL_CFLAGS)
egl-helpers.o-cflags += $(OPENGL_CFLAGS)

7
ui/console-gl.c
View File

@ -33,6 +33,7 @@
struct ConsoleGLState {
GLint texture_blit_prog;
GLint texture_blit_vao;
};
/* ---------------------------------------------------------------------- */
@ -47,6 +48,9 @@ ConsoleGLState *console_gl_init_context(void)
exit(1);
}
gls->texture_blit_vao =
qemu_gl_init_texture_blit(gls->texture_blit_prog);
return gls;
}
@ -131,7 +135,8 @@ void surface_gl_render_texture(ConsoleGLState *gls,
glClearColor(0.1f, 0.1f, 0.1f, 0.0f);
glClear(GL_COLOR_BUFFER_BIT);
qemu_gl_run_texture_blit(gls->texture_blit_prog);
qemu_gl_run_texture_blit(gls->texture_blit_prog,
gls->texture_blit_vao);
}
void surface_gl_destroy_texture(ConsoleGLState *gls,

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 */

34
ui/egl-context.c Normal file
View File

@ -0,0 +1,34 @@
#include "qemu-common.h"
#include "ui/egl-context.h"
QEMUGLContext qemu_egl_create_context(DisplayChangeListener *dcl,
QEMUGLParams *params)
{
EGLContext ctx;
EGLint ctx_att[] = {
EGL_CONTEXT_CLIENT_VERSION, params->major_ver,
EGL_CONTEXT_MINOR_VERSION_KHR, params->minor_ver,
EGL_NONE
};
ctx = eglCreateContext(qemu_egl_display, qemu_egl_config,
eglGetCurrentContext(), ctx_att);
return ctx;
}
void qemu_egl_destroy_context(DisplayChangeListener *dcl, QEMUGLContext ctx)
{
eglDestroyContext(qemu_egl_display, ctx);
}
int qemu_egl_make_context_current(DisplayChangeListener *dcl,
QEMUGLContext ctx)
{
return eglMakeCurrent(qemu_egl_display,
EGL_NO_SURFACE, EGL_NO_SURFACE, ctx);
}
QEMUGLContext qemu_egl_get_current_context(DisplayChangeListener *dcl)
{
return eglGetCurrentContext();
}

131
ui/gtk-egl.c
View File

@ -21,6 +21,29 @@
#include "sysemu/sysemu.h"
static void gtk_egl_set_scanout_mode(VirtualConsole *vc, bool scanout)
{
if (vc->gfx.scanout_mode == scanout) {
return;
}
vc->gfx.scanout_mode = scanout;
if (!vc->gfx.scanout_mode) {
if (vc->gfx.fbo_id) {
glFramebufferTexture2DEXT(GL_FRAMEBUFFER_EXT,
GL_COLOR_ATTACHMENT0_EXT,
GL_TEXTURE_2D, 0, 0);
glBindFramebuffer(GL_FRAMEBUFFER_EXT, 0);
glDeleteFramebuffers(1, &vc->gfx.fbo_id);
vc->gfx.fbo_id = 0;
}
if (vc->gfx.surface) {
surface_gl_destroy_texture(vc->gfx.gls, vc->gfx.ds);
surface_gl_create_texture(vc->gfx.gls, vc->gfx.ds);
}
}
}
/** DisplayState Callbacks (opengl version) **/
void gd_egl_init(VirtualConsole *vc)
@ -50,19 +73,26 @@ void gd_egl_draw(VirtualConsole *vc)
GdkWindow *window;
int ww, wh;
if (!vc->gfx.gls || !vc->gfx.ds) {
if (!vc->gfx.gls) {
return;
}
eglMakeCurrent(qemu_egl_display, vc->gfx.esurface,
vc->gfx.esurface, vc->gfx.ectx);
if (vc->gfx.scanout_mode) {
gd_egl_scanout_flush(&vc->gfx.dcl, 0, 0, vc->gfx.w, vc->gfx.h);
} else {
if (!vc->gfx.ds) {
return;
}
eglMakeCurrent(qemu_egl_display, vc->gfx.esurface,
vc->gfx.esurface, vc->gfx.ectx);
window = gtk_widget_get_window(vc->gfx.drawing_area);
gdk_drawable_get_size(window, &ww, &wh);
surface_gl_setup_viewport(vc->gfx.gls, vc->gfx.ds, ww, wh);
surface_gl_render_texture(vc->gfx.gls, vc->gfx.ds);
window = gtk_widget_get_window(vc->gfx.drawing_area);
gdk_drawable_get_size(window, &ww, &wh);
surface_gl_setup_viewport(vc->gfx.gls, vc->gfx.ds, ww, wh);
surface_gl_render_texture(vc->gfx.gls, vc->gfx.ds);
eglSwapBuffers(qemu_egl_display, vc->gfx.esurface);
eglSwapBuffers(qemu_egl_display, vc->gfx.esurface);
}
}
void gd_egl_update(DisplayChangeListener *dcl,
@ -99,6 +129,7 @@ void gd_egl_refresh(DisplayChangeListener *dcl)
if (vc->gfx.glupdates) {
vc->gfx.glupdates = 0;
gtk_egl_set_scanout_mode(vc, false);
gd_egl_draw(vc);
}
}
@ -128,6 +159,81 @@ void gd_egl_switch(DisplayChangeListener *dcl,
}
}
QEMUGLContext gd_egl_create_context(DisplayChangeListener *dcl,
QEMUGLParams *params)
{
VirtualConsole *vc = container_of(dcl, VirtualConsole, gfx.dcl);
eglMakeCurrent(qemu_egl_display, vc->gfx.esurface,
vc->gfx.esurface, vc->gfx.ectx);
return qemu_egl_create_context(dcl, params);
}
void gd_egl_scanout(DisplayChangeListener *dcl,
uint32_t backing_id, bool backing_y_0_top,
uint32_t x, uint32_t y,
uint32_t w, uint32_t h)
{
VirtualConsole *vc = container_of(dcl, VirtualConsole, gfx.dcl);
vc->gfx.x = x;
vc->gfx.y = y;
vc->gfx.w = w;
vc->gfx.h = h;
vc->gfx.tex_id = backing_id;
vc->gfx.y0_top = backing_y_0_top;
eglMakeCurrent(qemu_egl_display, vc->gfx.esurface,
vc->gfx.esurface, vc->gfx.ectx);
if (vc->gfx.tex_id == 0 || vc->gfx.w == 0 || vc->gfx.h == 0) {
gtk_egl_set_scanout_mode(vc, false);
return;
}
gtk_egl_set_scanout_mode(vc, true);
if (!vc->gfx.fbo_id) {
glGenFramebuffers(1, &vc->gfx.fbo_id);
}
glBindFramebuffer(GL_FRAMEBUFFER_EXT, vc->gfx.fbo_id);
glFramebufferTexture2DEXT(GL_FRAMEBUFFER_EXT, GL_COLOR_ATTACHMENT0_EXT,
GL_TEXTURE_2D, vc->gfx.tex_id, 0);
}
void gd_egl_scanout_flush(DisplayChangeListener *dcl,
uint32_t x, uint32_t y, uint32_t w, uint32_t h)
{
VirtualConsole *vc = container_of(dcl, VirtualConsole, gfx.dcl);
GdkWindow *window;
int ww, wh, y1, y2;
if (!vc->gfx.scanout_mode) {
return;
}
if (!vc->gfx.fbo_id) {
return;
}
eglMakeCurrent(qemu_egl_display, vc->gfx.esurface,
vc->gfx.esurface, vc->gfx.ectx);
glBindFramebuffer(GL_READ_FRAMEBUFFER, vc->gfx.fbo_id);
glBindFramebuffer(GL_DRAW_FRAMEBUFFER, 0);
window = gtk_widget_get_window(vc->gfx.drawing_area);
gdk_drawable_get_size(window, &ww, &wh);
glViewport(0, 0, ww, wh);
y1 = vc->gfx.y0_top ? 0 : vc->gfx.h;
y2 = vc->gfx.y0_top ? vc->gfx.h : 0;
glBlitFramebuffer(0, y1, vc->gfx.w, y2,
0, 0, ww, wh,
GL_COLOR_BUFFER_BIT, GL_NEAREST);
glBindFramebuffer(GL_FRAMEBUFFER_EXT, vc->gfx.fbo_id);
eglSwapBuffers(qemu_egl_display, vc->gfx.esurface);
}
void gtk_egl_init(void)
{
GdkDisplay *gdk_display = gdk_display_get_default();
@ -139,3 +245,12 @@ void gtk_egl_init(void)
display_opengl = 1;
}
int gd_egl_make_current(DisplayChangeListener *dcl,
QEMUGLContext ctx)
{
VirtualConsole *vc = container_of(dcl, VirtualConsole, gfx.dcl);
return eglMakeCurrent(qemu_egl_display, vc->gfx.esurface,
vc->gfx.esurface, ctx);
}

223
ui/gtk-gl-area.c Normal file
View File

@ -0,0 +1,223 @@
/*
* GTK UI -- glarea opengl code.
*
* Requires 3.16+ (GtkGLArea widget).
*
* This work is licensed under the terms of the GNU GPL, version 2 or later.
* See the COPYING file in the top-level directory.
*/
#include "qemu-common.h"
#include "trace.h"
#include "ui/console.h"
#include "ui/gtk.h"
#include "ui/egl-helpers.h"
#include "sysemu/sysemu.h"
static void gtk_gl_area_set_scanout_mode(VirtualConsole *vc, bool scanout)
{
if (vc->gfx.scanout_mode == scanout) {
return;
}
vc->gfx.scanout_mode = scanout;
if (!vc->gfx.scanout_mode) {
if (vc->gfx.fbo_id) {
glFramebufferTexture2DEXT(GL_FRAMEBUFFER_EXT,
GL_COLOR_ATTACHMENT0_EXT,
GL_TEXTURE_2D, 0, 0);
glBindFramebuffer(GL_FRAMEBUFFER_EXT, 0);
glDeleteFramebuffers(1, &vc->gfx.fbo_id);
vc->gfx.fbo_id = 0;
}
if (vc->gfx.surface) {
surface_gl_destroy_texture(vc->gfx.gls, vc->gfx.ds);
surface_gl_create_texture(vc->gfx.gls, vc->gfx.ds);
}
}
}
/** DisplayState Callbacks (opengl version) **/
void gd_gl_area_draw(VirtualConsole *vc)
{
int ww, wh, y1, y2;
if (!vc->gfx.gls) {
return;
}
gtk_gl_area_make_current(GTK_GL_AREA(vc->gfx.drawing_area));
ww = gtk_widget_get_allocated_width(vc->gfx.drawing_area);
wh = gtk_widget_get_allocated_height(vc->gfx.drawing_area);
if (vc->gfx.scanout_mode) {
if (!vc->gfx.fbo_id) {
return;
}
glBindFramebuffer(GL_READ_FRAMEBUFFER, vc->gfx.fbo_id);
/* GtkGLArea sets GL_DRAW_FRAMEBUFFER for us */
glViewport(0, 0, ww, wh);
y1 = vc->gfx.y0_top ? 0 : vc->gfx.h;
y2 = vc->gfx.y0_top ? vc->gfx.h : 0;
glBlitFramebuffer(0, y1, vc->gfx.w, y2,
0, 0, ww, wh,
GL_COLOR_BUFFER_BIT, GL_NEAREST);
} else {
if (!vc->gfx.ds) {
return;
}
gtk_gl_area_make_current(GTK_GL_AREA(vc->gfx.drawing_area));
surface_gl_setup_viewport(vc->gfx.gls, vc->gfx.ds, ww, wh);
surface_gl_render_texture(vc->gfx.gls, vc->gfx.ds);
}
}
void gd_gl_area_update(DisplayChangeListener *dcl,
int x, int y, int w, int h)
{
VirtualConsole *vc = container_of(dcl, VirtualConsole, gfx.dcl);
if (!vc->gfx.gls || !vc->gfx.ds) {
return;
}
gtk_gl_area_make_current(GTK_GL_AREA(vc->gfx.drawing_area));
surface_gl_update_texture(vc->gfx.gls, vc->gfx.ds, x, y, w, h);
vc->gfx.glupdates++;
}
void gd_gl_area_refresh(DisplayChangeListener *dcl)
{
VirtualConsole *vc = container_of(dcl, VirtualConsole, gfx.dcl);
if (!vc->gfx.gls) {
if (!gtk_widget_get_realized(vc->gfx.drawing_area)) {
return;
}
gtk_gl_area_make_current(GTK_GL_AREA(vc->gfx.drawing_area));
vc->gfx.gls = console_gl_init_context();
if (vc->gfx.ds) {
surface_gl_create_texture(vc->gfx.gls, vc->gfx.ds);
}
}
graphic_hw_update(dcl->con);
if (vc->gfx.glupdates) {
vc->gfx.glupdates = 0;
gtk_gl_area_set_scanout_mode(vc, false);
gtk_gl_area_queue_render(GTK_GL_AREA(vc->gfx.drawing_area));
}
}
void gd_gl_area_switch(DisplayChangeListener *dcl,
DisplaySurface *surface)
{
VirtualConsole *vc = container_of(dcl, VirtualConsole, gfx.dcl);
bool resized = true;
trace_gd_switch(vc->label, surface_width(surface), surface_height(surface));
if (vc->gfx.ds &&
surface_width(vc->gfx.ds) == surface_width(surface) &&
surface_height(vc->gfx.ds) == surface_height(surface)) {
resized = false;
}
if (vc->gfx.gls) {
gtk_gl_area_make_current(GTK_GL_AREA(vc->gfx.drawing_area));
surface_gl_destroy_texture(vc->gfx.gls, vc->gfx.ds);
surface_gl_create_texture(vc->gfx.gls, surface);
}
vc->gfx.ds = surface;
if (resized) {
gd_update_windowsize(vc);
}
}
QEMUGLContext gd_gl_area_create_context(DisplayChangeListener *dcl,
QEMUGLParams *params)
{
VirtualConsole *vc = container_of(dcl, VirtualConsole, gfx.dcl);
GdkWindow *window;
GdkGLContext *ctx;
GError *err = NULL;
gtk_gl_area_make_current(GTK_GL_AREA(vc->gfx.drawing_area));
window = gtk_widget_get_window(vc->gfx.drawing_area);
ctx = gdk_window_create_gl_context(window, &err);
gdk_gl_context_set_required_version(ctx,
params->major_ver,
params->minor_ver);
gdk_gl_context_realize(ctx, &err);
return ctx;
}
void gd_gl_area_destroy_context(DisplayChangeListener *dcl, QEMUGLContext ctx)
{
/* FIXME */
}
void gd_gl_area_scanout(DisplayChangeListener *dcl,
uint32_t backing_id, bool backing_y_0_top,
uint32_t x, uint32_t y,
uint32_t w, uint32_t h)
{
VirtualConsole *vc = container_of(dcl, VirtualConsole, gfx.dcl);
vc->gfx.x = x;
vc->gfx.y = y;
vc->gfx.w = w;
vc->gfx.h = h;
vc->gfx.tex_id = backing_id;
vc->gfx.y0_top = backing_y_0_top;
gtk_gl_area_make_current(GTK_GL_AREA(vc->gfx.drawing_area));
if (vc->gfx.tex_id == 0 || vc->gfx.w == 0 || vc->gfx.h == 0) {
gtk_gl_area_set_scanout_mode(vc, false);
return;
}
gtk_gl_area_set_scanout_mode(vc, true);
if (!vc->gfx.fbo_id) {
glGenFramebuffers(1, &vc->gfx.fbo_id);
}
glBindFramebuffer(GL_FRAMEBUFFER_EXT, vc->gfx.fbo_id);
glFramebufferTexture2DEXT(GL_FRAMEBUFFER_EXT, GL_COLOR_ATTACHMENT0_EXT,
GL_TEXTURE_2D, vc->gfx.tex_id, 0);
}
void gd_gl_area_scanout_flush(DisplayChangeListener *dcl,
uint32_t x, uint32_t y, uint32_t w, uint32_t h)
{
VirtualConsole *vc = container_of(dcl, VirtualConsole, gfx.dcl);
gtk_gl_area_queue_render(GTK_GL_AREA(vc->gfx.drawing_area));
}
void gtk_gl_area_init(void)
{
display_opengl = 1;
}
QEMUGLContext gd_gl_area_get_current_context(DisplayChangeListener *dcl)
{
return gdk_gl_context_get_current();
}
int gd_gl_area_make_current(DisplayChangeListener *dcl,
QEMUGLContext ctx)
{
gdk_gl_context_make_current(ctx);
return 0;
}

149
ui/gtk.c
View File

@ -367,6 +367,12 @@ static void gd_update_full_redraw(VirtualConsole *vc)
GtkWidget *area = vc->gfx.drawing_area;
int ww, wh;
gdk_drawable_get_size(gtk_widget_get_window(area), &ww, &wh);
#if defined(CONFIG_GTK_GL)
if (vc->gfx.gls) {
gtk_gl_area_queue_render(GTK_GL_AREA(vc->gfx.drawing_area));
return;
}
#endif
gtk_widget_queue_draw_area(area, 0, 0, ww, wh);
}
@ -607,6 +613,27 @@ static const DisplayChangeListenerOps dcl_ops = {
/** DisplayState Callbacks (opengl version) **/
#if defined(CONFIG_GTK_GL)
static const DisplayChangeListenerOps dcl_gl_area_ops = {
.dpy_name = "gtk-egl",
.dpy_gfx_update = gd_gl_area_update,
.dpy_gfx_switch = gd_gl_area_switch,
.dpy_gfx_check_format = console_gl_check_format,
.dpy_refresh = gd_gl_area_refresh,
.dpy_mouse_set = gd_mouse_set,
.dpy_cursor_define = gd_cursor_define,
.dpy_gl_ctx_create = gd_gl_area_create_context,
.dpy_gl_ctx_destroy = gd_gl_area_destroy_context,
.dpy_gl_ctx_make_current = gd_gl_area_make_current,
.dpy_gl_ctx_get_current = gd_gl_area_get_current_context,
.dpy_gl_scanout = gd_gl_area_scanout,
.dpy_gl_update = gd_gl_area_scanout_flush,
};
#else
static const DisplayChangeListenerOps dcl_egl_ops = {
.dpy_name = "gtk-egl",
.dpy_gfx_update = gd_egl_update,
@ -615,9 +642,17 @@ static const DisplayChangeListenerOps dcl_egl_ops = {
.dpy_refresh = gd_egl_refresh,
.dpy_mouse_set = gd_mouse_set,
.dpy_cursor_define = gd_cursor_define,
.dpy_gl_ctx_create = gd_egl_create_context,
.dpy_gl_ctx_destroy = qemu_egl_destroy_context,
.dpy_gl_ctx_make_current = gd_egl_make_current,
.dpy_gl_ctx_get_current = qemu_egl_get_current_context,
.dpy_gl_scanout = gd_egl_scanout,
.dpy_gl_update = gd_egl_scanout_flush,
};
#endif
#endif /* CONFIG_GTK_GL */
#endif /* CONFIG_OPENGL */
/** QEMU Events **/
@ -667,6 +702,39 @@ static gboolean gd_window_close(GtkWidget *widget, GdkEvent *event,
return TRUE;
}
static void gd_set_ui_info(VirtualConsole *vc, gint width, gint height)
{
QemuUIInfo info;
memset(&info, 0, sizeof(info));
info.width = width;
info.height = height;
dpy_set_ui_info(vc->gfx.dcl.con, &info);
}
#if defined(CONFIG_GTK_GL)
static gboolean gd_render_event(GtkGLArea *area, GdkGLContext *context,
void *opaque)
{
VirtualConsole *vc = opaque;
if (vc->gfx.gls) {
gd_gl_area_draw(vc);
}
return TRUE;
}
static void gd_resize_event(GtkGLArea *area,
gint width, gint height, gpointer *opaque)
{
VirtualConsole *vc = (void *)opaque;
gd_set_ui_info(vc, width, height);
}
#endif
static gboolean gd_draw_event(GtkWidget *widget, cairo_t *cr, void *opaque)
{
VirtualConsole *vc = opaque;
@ -677,8 +745,13 @@ static gboolean gd_draw_event(GtkWidget *widget, cairo_t *cr, void *opaque)
#if defined(CONFIG_OPENGL)
if (vc->gfx.gls) {
#if defined(CONFIG_GTK_GL)
/* invoke render callback please */
return FALSE;
#else
gd_egl_draw(vc);
return TRUE;
#endif
}
#endif
@ -1466,12 +1539,8 @@ static gboolean gd_configure(GtkWidget *widget,
GdkEventConfigure *cfg, gpointer opaque)
{
VirtualConsole *vc = opaque;
QemuUIInfo info;
memset(&info, 0, sizeof(info));
info.width = cfg->width;
info.height = cfg->height;
dpy_set_ui_info(vc->gfx.dcl.con, &info);
gd_set_ui_info(vc, cfg->width, cfg->height);
return FALSE;
}
@ -1628,6 +1697,15 @@ static void gd_connect_vc_gfx_signals(VirtualConsole *vc)
#if GTK_CHECK_VERSION(3, 0, 0)
g_signal_connect(vc->gfx.drawing_area, "draw",
G_CALLBACK(gd_draw_event), vc);
#if defined(CONFIG_GTK_GL)
if (display_opengl) {
/* wire up GtkGlArea events */
g_signal_connect(vc->gfx.drawing_area, "render",
G_CALLBACK(gd_render_event), vc);
g_signal_connect(vc->gfx.drawing_area, "resize",
G_CALLBACK(gd_resize_event), vc);
}
#endif
#else
g_signal_connect(vc->gfx.drawing_area, "expose-event",
G_CALLBACK(gd_expose_event), vc);
@ -1736,7 +1814,37 @@ static GSList *gd_vc_gfx_init(GtkDisplayState *s, VirtualConsole *vc,
vc->gfx.scale_x = 1.0;
vc->gfx.scale_y = 1.0;
vc->gfx.drawing_area = gtk_drawing_area_new();
#if defined(CONFIG_OPENGL)
if (display_opengl) {
#if defined(CONFIG_GTK_GL)
vc->gfx.drawing_area = gtk_gl_area_new();
vc->gfx.dcl.ops = &dcl_gl_area_ops;
#else
vc->gfx.drawing_area = gtk_drawing_area_new();
/*
* gtk_widget_set_double_buffered() was deprecated in 3.14.
* It is required for opengl rendering on X11 though. A
* proper replacement (native opengl support) is only
* available in 3.16+. Silence the warning if possible.
*/
#ifdef CONFIG_PRAGMA_DIAGNOSTIC_AVAILABLE
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wdeprecated-declarations"
#endif
gtk_widget_set_double_buffered(vc->gfx.drawing_area, FALSE);
#ifdef CONFIG_PRAGMA_DIAGNOSTIC_AVAILABLE
#pragma GCC diagnostic pop
#endif
vc->gfx.dcl.ops = &dcl_egl_ops;
#endif /* CONFIG_GTK_GL */
} else
#endif
{
vc->gfx.drawing_area = gtk_drawing_area_new();
vc->gfx.dcl.ops = &dcl_ops;
}
gtk_widget_add_events(vc->gfx.drawing_area,
GDK_POINTER_MOTION_MASK |
GDK_BUTTON_PRESS_MASK |
@ -1754,29 +1862,6 @@ static GSList *gd_vc_gfx_init(GtkDisplayState *s, VirtualConsole *vc,
gtk_notebook_append_page(GTK_NOTEBOOK(s->notebook),
vc->tab_item, gtk_label_new(vc->label));
#if defined(CONFIG_OPENGL)
if (display_opengl) {
/*
* gtk_widget_set_double_buffered() was deprecated in 3.14.
* It is required for opengl rendering on X11 though. A
* proper replacement (native opengl support) is only
* available in 3.16+. Silence the warning if possible.
*/
#ifdef CONFIG_PRAGMA_DIAGNOSTIC_AVAILABLE
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wdeprecated-declarations"
#endif
gtk_widget_set_double_buffered(vc->gfx.drawing_area, FALSE);
#ifdef CONFIG_PRAGMA_DIAGNOSTIC_AVAILABLE
#pragma GCC diagnostic pop
#endif
vc->gfx.dcl.ops = &dcl_egl_ops;
} else
#endif
{
vc->gfx.dcl.ops = &dcl_ops;
}
vc->gfx.dcl.con = con;
register_displaychangelistener(&vc->gfx.dcl);
@ -2059,7 +2144,11 @@ void early_gtk_display_init(int opengl)
break;
case 1: /* on */
#if defined(CONFIG_OPENGL)
#if defined(CONFIG_GTK_GL)
gtk_gl_area_init();
#else
gtk_egl_init();
#endif
#endif
break;
default:

13
ui/sdl2-2d.c
View File

@ -45,10 +45,23 @@ void sdl2_2d_update(DisplayChangeListener *dcl,
return;
}
/*
* SDL2 seems to do some double-buffering, and trying to only
* update the changed areas results in only one of the two buffers
* being updated. Which flickers alot. So lets not try to be
* clever do a full update every time ...
*/
#if 0
rect.x = x;
rect.y = y;
rect.w = w;
rect.h = h;
#else
rect.x = 0;
rect.y = 0;
rect.w = surface_width(surf);
rect.h = surface_height(surf);
#endif
SDL_UpdateTexture(scon->texture, NULL, surface_data(surf),
surface_stride(surf));

31
ui/shader.c
View File

@ -29,21 +29,42 @@
/* ---------------------------------------------------------------------- */
void qemu_gl_run_texture_blit(GLint texture_blit_prog)
GLuint qemu_gl_init_texture_blit(GLint texture_blit_prog)
{
GLfloat in_position[] = {
static const GLfloat in_position[] = {
-1, -1,
1, -1,
-1, 1,
1, 1,
};
GLint l_position;
GLuint vao, buffer;
glGenVertexArrays(1, &vao);
glBindVertexArray(vao);
/* this is the VBO that holds the vertex data */
glGenBuffers(1, &buffer);
glBindBuffer(GL_ARRAY_BUFFER, buffer);
glBufferData(GL_ARRAY_BUFFER, sizeof(in_position), in_position,
GL_STATIC_DRAW);
glUseProgram(texture_blit_prog);
l_position = glGetAttribLocation(texture_blit_prog, "in_position");
glVertexAttribPointer(l_position, 2, GL_FLOAT, GL_FALSE, 0, in_position);
glVertexAttribPointer(l_position, 2, GL_FLOAT, GL_FALSE, 0, 0);
glEnableVertexAttribArray(l_position);
glDrawArrays(GL_TRIANGLE_STRIP, l_position, 4);
glBindBuffer(GL_ARRAY_BUFFER, 0);
glBindVertexArray(0);
return vao;
}
void qemu_gl_run_texture_blit(GLint texture_blit_prog,
GLint texture_blit_vao)
{
glUseProgram(texture_blit_prog);
glBindVertexArray(texture_blit_vao);
glDrawArrays(GL_TRIANGLE_STRIP, 0, 4);
}
/* ---------------------------------------------------------------------- */