From 39324b49669c72b00cf3adc93d9dc7cf702bf11f Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Marc-Andr=C3=A9=20Lureau?= Date: Tue, 6 Jun 2023 15:56:49 +0400 Subject: [PATCH] ui: add egl-headless support on win32 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Make GBM optional for EGL code, and enable the build for win32. Signed-off-by: Marc-André Lureau Message-Id: <20230606115658.677673-13-marcandre.lureau@redhat.com> --- include/ui/egl-helpers.h | 7 ++++++- qapi/ui.json | 5 ++--- ui/egl-headless.c | 20 +++++++++++++------- ui/egl-helpers.c | 38 +++++++++++++++++++++++++++++++------- ui/meson.build | 6 +++--- 5 files changed, 55 insertions(+), 21 deletions(-) diff --git a/include/ui/egl-helpers.h b/include/ui/egl-helpers.h index 2cf6633ad2..6c4eb5dd70 100644 --- a/include/ui/egl-helpers.h +++ b/include/ui/egl-helpers.h @@ -36,11 +36,12 @@ void egl_texture_blit(QemuGLShader *gls, egl_fb *dst, egl_fb *src, bool flip); void egl_texture_blend(QemuGLShader *gls, egl_fb *dst, egl_fb *src, bool flip, int x, int y, double scale_x, double scale_y); +extern EGLContext qemu_egl_rn_ctx; + #ifdef CONFIG_GBM extern int qemu_egl_rn_fd; extern struct gbm_device *qemu_egl_rn_gbm_dev; -extern EGLContext qemu_egl_rn_ctx; int egl_rendernode_init(const char *rendernode, DisplayGLMode mode); int egl_get_fd_for_texture(uint32_t tex_id, EGLint *stride, EGLint *fourcc, @@ -62,6 +63,10 @@ int qemu_egl_init_dpy_mesa(EGLNativeDisplayType dpy, DisplayGLMode mode); #endif +#ifdef WIN32 +int qemu_egl_init_dpy_win32(EGLNativeDisplayType dpy, DisplayGLMode mode); +#endif + EGLContext qemu_egl_init_ctx(void); bool qemu_egl_has_dmabuf(void); diff --git a/qapi/ui.json b/qapi/ui.json index 2755395483..bb06fb6039 100644 --- a/qapi/ui.json +++ b/qapi/ui.json @@ -1484,8 +1484,7 @@ { 'name': 'none' }, { 'name': 'gtk', 'if': 'CONFIG_GTK' }, { 'name': 'sdl', 'if': 'CONFIG_SDL' }, - { 'name': 'egl-headless', - 'if': { 'all': ['CONFIG_OPENGL', 'CONFIG_GBM'] } }, + { 'name': 'egl-headless', 'if': 'CONFIG_OPENGL' }, { 'name': 'curses', 'if': 'CONFIG_CURSES' }, { 'name': 'cocoa', 'if': 'CONFIG_COCOA' }, { 'name': 'spice-app', 'if': 'CONFIG_SPICE' }, @@ -1525,7 +1524,7 @@ 'cocoa': { 'type': 'DisplayCocoa', 'if': 'CONFIG_COCOA' }, 'curses': { 'type': 'DisplayCurses', 'if': 'CONFIG_CURSES' }, 'egl-headless': { 'type': 'DisplayEGLHeadless', - 'if': { 'all': ['CONFIG_OPENGL', 'CONFIG_GBM'] } }, + 'if': 'CONFIG_OPENGL' }, 'dbus': { 'type': 'DisplayDBus', 'if': 'CONFIG_DBUS_DISPLAY' }, 'sdl': { 'type': 'DisplaySDL', 'if': 'CONFIG_SDL' } } diff --git a/ui/egl-headless.c b/ui/egl-headless.c index ef70e6a18e..e4177206f2 100644 --- a/ui/egl-headless.c +++ b/ui/egl-headless.c @@ -79,6 +79,8 @@ static void egl_scanout_texture(DisplayChangeListener *dcl, } } +#ifdef CONFIG_GBM + static void egl_scanout_dmabuf(DisplayChangeListener *dcl, QemuDmaBuf *dmabuf) { @@ -110,6 +112,14 @@ static void egl_cursor_dmabuf(DisplayChangeListener *dcl, } } +static void egl_release_dmabuf(DisplayChangeListener *dcl, + QemuDmaBuf *dmabuf) +{ + egl_dmabuf_release_texture(dmabuf); +} + +#endif + static void egl_cursor_position(DisplayChangeListener *dcl, uint32_t pos_x, uint32_t pos_y) { @@ -119,12 +129,6 @@ static void egl_cursor_position(DisplayChangeListener *dcl, edpy->pos_y = pos_y; } -static void egl_release_dmabuf(DisplayChangeListener *dcl, - QemuDmaBuf *dmabuf) -{ - egl_dmabuf_release_texture(dmabuf); -} - static void egl_scanout_flush(DisplayChangeListener *dcl, uint32_t x, uint32_t y, uint32_t w, uint32_t h) @@ -160,10 +164,12 @@ static const DisplayChangeListenerOps egl_ops = { .dpy_gl_scanout_disable = egl_scanout_disable, .dpy_gl_scanout_texture = egl_scanout_texture, +#ifdef CONFIG_GBM .dpy_gl_scanout_dmabuf = egl_scanout_dmabuf, .dpy_gl_cursor_dmabuf = egl_cursor_dmabuf, - .dpy_gl_cursor_position = egl_cursor_position, .dpy_gl_release_dmabuf = egl_release_dmabuf, +#endif + .dpy_gl_cursor_position = egl_cursor_position, .dpy_gl_update = egl_scanout_flush, }; diff --git a/ui/egl-helpers.c b/ui/egl-helpers.c index 26d43e0213..d1ef3c07dd 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 } diff --git a/ui/meson.build b/ui/meson.build index d84650676d..d81609fb0e 100644 --- a/ui/meson.build +++ b/ui/meson.build @@ -65,10 +65,10 @@ if opengl.found() ui_modules += {'opengl' : opengl_ss} endif -if opengl.found() and gbm.found() +if opengl.found() egl_headless_ss = ss.source_set() - egl_headless_ss.add(when: [opengl, gbm, pixman], - if_true: files('egl-headless.c')) + egl_headless_ss.add(when: [opengl, pixman], + if_true: [files('egl-headless.c'), gbm]) ui_modules += {'egl-headless' : egl_headless_ss} endif