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authorMarc-André Lureau <marcandre.lureau@redhat.com>2023-06-06 15:56:49 +0400
committerMarc-André Lureau <marcandre.lureau@redhat.com>2023-06-27 17:08:56 +0200
commit39324b49669c72b00cf3adc93d9dc7cf702bf11f (patch)
treed1fddbea0fb823a8a5e1aba75870062c04f49dcf /ui/egl-helpers.c
parent48dddba1763b2134e81ae6765b19184fd907f142 (diff)
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ui: add egl-headless support on win32
Make GBM optional for EGL code, and enable the build for win32. Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com> Message-Id: <20230606115658.677673-13-marcandre.lureau@redhat.com>
Diffstat (limited to 'ui/egl-helpers.c')
-rw-r--r--ui/egl-helpers.c38
1 files changed, 31 insertions, 7 deletions
diff --git a/ui/egl-helpers.c b/ui/egl-helpers.c
index 26d43e0..d1ef3c0 100644
--- a/ui/egl-helpers.c
+++ b/ui/egl-helpers.c
@@ -199,11 +199,12 @@ void egl_texture_blend(QemuGLShader *gls, egl_fb *dst, egl_fb *src, bool flip,
/* ---------------------------------------------------------------------- */
+EGLContext qemu_egl_rn_ctx;
+
#ifdef CONFIG_GBM
int qemu_egl_rn_fd;
struct gbm_device *qemu_egl_rn_gbm_dev;
-EGLContext qemu_egl_rn_ctx;
int egl_rendernode_init(const char *rendernode, DisplayGLMode mode)
{
@@ -400,7 +401,7 @@ EGLSurface qemu_egl_init_surface_x11(EGLContext ectx, EGLNativeWindowType win)
/* ---------------------------------------------------------------------- */
-#if defined(CONFIG_X11) || defined(CONFIG_GBM)
+#if defined(CONFIG_X11) || defined(CONFIG_GBM) || defined(WIN32)
/*
* Taken from glamor_egl.h from the Xorg xserver, which is MIT licensed
@@ -508,6 +509,9 @@ static int qemu_egl_init_dpy(EGLNativeDisplayType dpy,
return 0;
}
+#endif
+
+#if defined(CONFIG_X11) || defined(CONFIG_GBM)
int qemu_egl_init_dpy_x11(EGLNativeDisplayType dpy, DisplayGLMode mode)
{
#ifdef EGL_KHR_platform_x11
@@ -525,7 +529,14 @@ int qemu_egl_init_dpy_mesa(EGLNativeDisplayType dpy, DisplayGLMode mode)
return qemu_egl_init_dpy(dpy, 0, mode);
#endif
}
+#endif
+
+#ifdef WIN32
+int qemu_egl_init_dpy_win32(EGLNativeDisplayType dpy, DisplayGLMode mode)
+{
+ return qemu_egl_init_dpy(dpy, 0, mode);
+}
#endif
bool qemu_egl_has_dmabuf(void)
@@ -577,15 +588,28 @@ bool egl_init(const char *rendernode, DisplayGLMode mode, Error **errp)
return false;
}
-#ifdef CONFIG_GBM
+#ifdef WIN32
+ if (qemu_egl_init_dpy_win32(EGL_DEFAULT_DISPLAY, mode) < 0) {
+ error_setg(errp, "egl: init failed");
+ return false;
+ }
+ qemu_egl_rn_ctx = qemu_egl_init_ctx();
+ if (!qemu_egl_rn_ctx) {
+ error_setg(errp, "egl: egl_init_ctx failed");
+ return false;
+ }
+#elif defined(CONFIG_GBM)
if (egl_rendernode_init(rendernode, mode) < 0) {
error_setg(errp, "egl: render node init failed");
return false;
}
+#endif
+
+ if (!qemu_egl_rn_ctx) {
+ error_setg(errp, "egl: not available on this platform");
+ return false;
+ }
+
display_opengl = 1;
return true;
-#else
- error_setg(errp, "egl: not available on this platform");
- return false;
-#endif
}