diff options
| -rw-r--r-- | include/EGL/eglmesaext.h | 5 | ||||
| -rw-r--r-- | src/egl/main/eglapi.c | 42 | ||||
| -rw-r--r-- | src/egl/main/egldisplay.c | 21 | ||||
| -rw-r--r-- | src/egl/main/egldisplay.h | 5 | ||||
| -rw-r--r-- | src/egl/main/eglglobals.c | 3 |
5 files changed, 75 insertions, 1 deletions
diff --git a/include/EGL/eglmesaext.h b/include/EGL/eglmesaext.h index 337dd2c..188452e 100644 --- a/include/EGL/eglmesaext.h +++ b/include/EGL/eglmesaext.h @@ -84,6 +84,11 @@ typedef EGLBoolean (EGLAPIENTRYP PFNEGLSWAPBUFFERSREGIONNOK) (EGLDisplay dpy, EG #define EGL_NO_CONFIG_MESA ((EGLConfig)0) #endif +#ifndef EGL_MESA_platform_surfaceless +#define EGL_MESA_platform_surfaceless 1 +#define EGL_PLATFORM_SURFACELESS_MESA 0x31DD +#endif /* EGL_MESA_platform_surfaceless */ + #ifdef __cplusplus } #endif diff --git a/src/egl/main/eglapi.c b/src/egl/main/eglapi.c index 4568b8b..d8bd76d 100644 --- a/src/egl/main/eglapi.c +++ b/src/egl/main/eglapi.c @@ -393,6 +393,11 @@ _eglGetPlatformDisplayCommon(EGLenum platform, void *native_display, attrib_list); break; #endif +#ifdef HAVE_SURFACELESS_PLATFORM + case EGL_PLATFORM_SURFACELESS_MESA: + dpy = _eglGetSurfacelessDisplay(native_display, attrib_list); + break; +#endif default: RETURN_EGL_ERROR(NULL, EGL_BAD_PARAMETER, NULL); } @@ -837,11 +842,30 @@ _eglCreateWindowSurfaceCommon(_EGLDisplay *disp, EGLConfig config, _EGLSurface *surf; EGLSurface ret; - _EGL_CHECK_CONFIG(disp, conf, EGL_NO_SURFACE, drv); if (native_window == NULL) RETURN_EGL_ERROR(disp, EGL_BAD_NATIVE_WINDOW, EGL_NO_SURFACE); +#ifdef HAVE_SURFACELESS_PLATFORM + if (disp->Platform == _EGL_PLATFORM_SURFACELESS) { + /* From the EGL_MESA_platform_surfaceless spec (v1): + * + * eglCreatePlatformWindowSurface fails when called with a <display> + * that belongs to the surfaceless platform. It returns + * EGL_NO_SURFACE and generates EGL_BAD_NATIVE_WINDOW. The + * justification for this unconditional failure is that the + * surfaceless platform has no native windows, and therefore the + * <native_window> parameter is always invalid. + * + * This check must occur before checking the EGLConfig, which emits + * EGL_BAD_CONFIG. + */ + RETURN_EGL_ERROR(disp, EGL_BAD_NATIVE_WINDOW, EGL_NO_SURFACE); + } +#endif + + _EGL_CHECK_CONFIG(disp, conf, EGL_NO_SURFACE, drv); + surf = drv->API.CreateWindowSurface(drv, disp, conf, native_window, attrib_list); ret = (surf) ? _eglLinkSurface(surf) : EGL_NO_SURFACE; @@ -943,6 +967,22 @@ _eglCreatePixmapSurfaceCommon(_EGLDisplay *disp, EGLConfig config, _EGLSurface *surf; EGLSurface ret; +#if HAVE_SURFACELESS_PLATFORM + if (disp->Platform == _EGL_PLATFORM_SURFACELESS) { + /* From the EGL_MESA_platform_surfaceless spec (v1): + * + * [Like eglCreatePlatformWindowSurface,] eglCreatePlatformPixmapSurface + * also fails when called with a <display> that belongs to the + * surfaceless platform. It returns EGL_NO_SURFACE and generates + * EGL_BAD_NATIVE_PIXMAP. + * + * This check must occur before checking the EGLConfig, which emits + * EGL_BAD_CONFIG. + */ + RETURN_EGL_ERROR(disp, EGL_BAD_NATIVE_PIXMAP, EGL_NO_SURFACE); + } +#endif + _EGL_CHECK_CONFIG(disp, conf, EGL_NO_SURFACE, drv); surf = drv->API.CreatePixmapSurface(drv, disp, conf, native_pixmap, attrib_list); diff --git a/src/egl/main/egldisplay.c b/src/egl/main/egldisplay.c index 3d4eb81..37711bd 100644 --- a/src/egl/main/egldisplay.c +++ b/src/egl/main/egldisplay.c @@ -540,3 +540,24 @@ _eglGetWaylandDisplay(struct wl_display *native_display, return _eglFindDisplay(_EGL_PLATFORM_WAYLAND, native_display); } #endif /* HAVE_WAYLAND_PLATFORM */ + +#ifdef HAVE_SURFACELESS_PLATFORM +_EGLDisplay* +_eglGetSurfacelessDisplay(void *native_display, + const EGLint *attrib_list) +{ + /* This platform has no native display. */ + if (native_display != NULL) { + _eglError(EGL_BAD_PARAMETER, "eglGetPlatformDisplay"); + return NULL; + } + + /* This platform recognizes no display attributes. */ + if (attrib_list != NULL && attrib_list[0] != EGL_NONE) { + _eglError(EGL_BAD_ATTRIBUTE, "eglGetPlatformDisplay"); + return NULL; + } + + return _eglFindDisplay(_EGL_PLATFORM_SURFACELESS, native_display); +} +#endif /* HAVE_SURFACELESS_PLATFORM */ diff --git a/src/egl/main/egldisplay.h b/src/egl/main/egldisplay.h index 22fb5c8..62d9a11 100644 --- a/src/egl/main/egldisplay.h +++ b/src/egl/main/egldisplay.h @@ -274,6 +274,11 @@ _eglGetWaylandDisplay(struct wl_display *native_display, const EGLint *attrib_list); #endif +#ifdef HAVE_SURFACELESS_PLATFORM +_EGLDisplay* +_eglGetSurfacelessDisplay(void *native_display, + const EGLint *attrib_list); +#endif #ifdef __cplusplus } diff --git a/src/egl/main/eglglobals.c b/src/egl/main/eglglobals.c index 8fffa55..cb41063 100644 --- a/src/egl/main/eglglobals.c +++ b/src/egl/main/eglglobals.c @@ -62,6 +62,9 @@ struct _egl_global _eglGlobal = #ifdef HAVE_DRM_PLATFORM " EGL_MESA_platform_gbm" #endif +#ifdef HAVE_SURFACELESS_PLATFORM + " EGL_MESA_platform_surfaceless" +#endif " EGL_KHR_client_get_all_proc_addresses" " EGL_KHR_debug", |