egl/gbm: Fix EGL_DEFAULT_DISPLAY
[mesa.git] / src / gallium / state_trackers / egl / common / egl_g3d.c
index d71ca866cb74fa242ab98f4702620a8f68b72cac..6649f02b244fa8e304aa9ae7103354e56f25323f 100644 (file)
@@ -31,6 +31,7 @@
 #include "util/u_memory.h"
 #include "util/u_format.h"
 #include "util/u_string.h"
+#include "util/u_atomic.h"
 
 #include "egl_g3d.h"
 #include "egl_g3d_api.h"
 #include "egl_g3d_loader.h"
 #include "native.h"
 
+static void
+egl_g3d_invalid_surface(struct native_display *ndpy,
+                        struct native_surface *nsurf,
+                        unsigned int seq_num)
+{
+   /* XXX not thread safe? */
+   struct egl_g3d_surface *gsurf = egl_g3d_surface(nsurf->user_data);
+
+   if (gsurf && gsurf->stfbi)
+      p_atomic_inc(&gsurf->stfbi->stamp);
+}
+
+static struct pipe_screen *
+egl_g3d_new_drm_screen(struct native_display *ndpy, const char *name, int fd)
+{
+   _EGLDisplay *dpy = (_EGLDisplay *) ndpy->user_data;
+   struct egl_g3d_display *gdpy = egl_g3d_display(dpy);
+   return gdpy->loader->create_drm_screen(name, fd);
+}
+
+static struct pipe_screen *
+egl_g3d_new_sw_screen(struct native_display *ndpy, struct sw_winsys *ws)
+{
+   _EGLDisplay *dpy = (_EGLDisplay *) ndpy->user_data;
+   struct egl_g3d_display *gdpy = egl_g3d_display(dpy);
+   return gdpy->loader->create_sw_screen(ws);
+}
+
+static struct pipe_resource *
+egl_g3d_lookup_egl_image(struct native_display *ndpy, void *egl_image)
+{
+   _EGLDisplay *dpy = (_EGLDisplay *) ndpy->user_data;
+   struct egl_g3d_display *gdpy = egl_g3d_display(dpy);
+   struct st_egl_image img;
+   struct pipe_resource *resource = NULL;
+
+   memset(&img, 0, sizeof(img));
+   if (gdpy->smapi->get_egl_image(gdpy->smapi, egl_image, &img))
+      resource = img.texture;
+
+   return resource;
+}
+
+static const struct native_event_handler egl_g3d_native_event_handler = {
+   egl_g3d_invalid_surface,
+   egl_g3d_new_drm_screen,
+   egl_g3d_new_sw_screen,
+   egl_g3d_lookup_egl_image
+};
+
 /**
  * Get the native platform.
  */
@@ -54,25 +105,31 @@ egl_g3d_get_platform(_EGLDriver *drv, _EGLPlatformType plat)
       case _EGL_PLATFORM_WINDOWS:
          plat_name = "Windows";
 #ifdef HAVE_GDI_BACKEND
-         nplat = native_get_gdi_platform();
+         nplat = native_get_gdi_platform(&egl_g3d_native_event_handler);
 #endif
          break;
       case _EGL_PLATFORM_X11:
          plat_name = "X11";
 #ifdef HAVE_X11_BACKEND
-         nplat = native_get_x11_platform();
+         nplat = native_get_x11_platform(&egl_g3d_native_event_handler);
+#endif
+        break;
+      case _EGL_PLATFORM_WAYLAND:
+         plat_name = "wayland";
+#ifdef HAVE_WAYLAND_BACKEND
+         nplat = native_get_wayland_platform(&egl_g3d_native_event_handler);
 #endif
          break;
       case _EGL_PLATFORM_DRM:
          plat_name = "DRM";
 #ifdef HAVE_DRM_BACKEND
-         nplat = native_get_drm_platform();
+         nplat = native_get_drm_platform(&egl_g3d_native_event_handler);
 #endif
          break;
       case _EGL_PLATFORM_FBDEV:
          plat_name = "FBDEV";
 #ifdef HAVE_FBDEV_BACKEND
-         nplat = native_get_fbdev_platform();
+         nplat = native_get_fbdev_platform(&egl_g3d_native_event_handler);
 #endif
          break;
       default:
@@ -183,17 +240,21 @@ init_config_attributes(_EGLConfig *conf, const struct native_config *nconf,
    }
 
    surface_type = 0x0;
-   if (nconf->window_bit)
-      surface_type |= EGL_WINDOW_BIT;
-   if (nconf->pixmap_bit)
-      surface_type |= EGL_PIXMAP_BIT;
+   /* pixmap surfaces should be EGL_SINGLE_BUFFER */
+   if (nconf->buffer_mask & (1 << NATIVE_ATTACHMENT_FRONT_LEFT)) {
+      if (nconf->pixmap_bit)
+         surface_type |= EGL_PIXMAP_BIT;
+   }
+   /* the others surfaces should be EGL_BACK_BUFFER (or settable) */
+   if (nconf->buffer_mask & (1 << NATIVE_ATTACHMENT_BACK_LEFT)) {
+      if (nconf->window_bit)
+         surface_type |= EGL_WINDOW_BIT;
 #ifdef EGL_MESA_screen_surface
-   if (nconf->scanout_bit)
-      surface_type |= EGL_SCREEN_BIT_MESA;
+      if (nconf->scanout_bit)
+         surface_type |= EGL_SCREEN_BIT_MESA;
 #endif
-
-   if (nconf->buffer_mask & (1 << NATIVE_ATTACHMENT_BACK_LEFT))
       surface_type |= EGL_PBUFFER_BIT;
+   }
 
    conf->Conformant = api_mask;
    conf->RenderableType = api_mask;
@@ -207,6 +268,10 @@ init_config_attributes(_EGLConfig *conf, const struct native_config *nconf,
    conf->DepthSize = depth_stencil[0];
    conf->StencilSize = depth_stencil[1];
 
+   /* st/vega will allocate the mask on demand */
+   if (api_mask & EGL_OPENVG_BIT)
+      conf->AlphaMaskSize = 8;
+
    conf->SurfaceType = surface_type;
 
    conf->NativeRenderable = EGL_TRUE;
@@ -252,13 +317,9 @@ egl_g3d_init_config(_EGLDriver *drv, _EGLDisplay *dpy,
                     int preserve_buffer, int max_swap_interval)
 {
    struct egl_g3d_config *gconf = egl_g3d_config(conf);
-   EGLint buffer_mask, api_mask;
+   EGLint buffer_mask;
    EGLBoolean valid;
 
-   /* skip single-buffered configs */
-   if (!(nconf->buffer_mask & (1 << NATIVE_ATTACHMENT_BACK_LEFT)))
-      return EGL_FALSE;
-
    buffer_mask = 0x0;
    if (nconf->buffer_mask & (1 << NATIVE_ATTACHMENT_FRONT_LEFT))
       buffer_mask |= ST_ATTACHMENT_FRONT_LEFT_MASK;
@@ -275,22 +336,12 @@ egl_g3d_init_config(_EGLDriver *drv, _EGLDisplay *dpy,
    gconf->stvis.accum_format = PIPE_FORMAT_NONE;
    gconf->stvis.samples = 0;
 
+   /* will be overridden per surface */
    gconf->stvis.render_buffer = (buffer_mask & ST_ATTACHMENT_BACK_LEFT_MASK) ?
       ST_ATTACHMENT_BACK_LEFT : ST_ATTACHMENT_FRONT_LEFT;
 
-   api_mask = dpy->ClientAPIsMask;
-   /* this is required by EGL, not by OpenGL ES */
-   if (nconf->window_bit &&
-       gconf->stvis.render_buffer != ST_ATTACHMENT_BACK_LEFT)
-      api_mask &= ~(EGL_OPENGL_ES_BIT | EGL_OPENGL_ES2_BIT);
-
-   if (!api_mask) {
-      _eglLog(_EGL_DEBUG, "no state tracker supports config 0x%x",
-            nconf->native_visual_id);
-   }
-
    valid = init_config_attributes(&gconf->base,
-         nconf, api_mask, depth_stencil_format,
+         nconf, dpy->ClientAPIs, depth_stencil_format,
          preserve_buffer, max_swap_interval);
    if (!valid) {
       _eglLog(_EGL_DEBUG, "skip invalid config 0x%x", nconf->native_visual_id);
@@ -330,7 +381,7 @@ egl_g3d_fill_depth_stencil_formats(_EGLDisplay *dpy,
       /* pick the first supported format */
       for (i = 0; i < n; i++) {
          if (screen->is_format_supported(screen, fmt[i],
-                  PIPE_TEXTURE_2D, 0, PIPE_BIND_DEPTH_STENCIL, 0)) {
+                  PIPE_TEXTURE_2D, 0, PIPE_BIND_DEPTH_STENCIL)) {
             formats[count++] = fmt[i];
             break;
          }
@@ -393,46 +444,6 @@ egl_g3d_add_configs(_EGLDriver *drv, _EGLDisplay *dpy, EGLint id)
    return id;
 }
 
-static void
-egl_g3d_invalid_surface(struct native_display *ndpy,
-                        struct native_surface *nsurf,
-                        unsigned int seq_num)
-{
-   /* XXX not thread safe? */
-   struct egl_g3d_surface *gsurf = egl_g3d_surface(nsurf->user_data);
-   struct egl_g3d_context *gctx;
-   
-   /*
-    * Some functions such as egl_g3d_copy_buffers create a temporary native
-    * surface.  There is no gsurf associated with it.
-    */
-   gctx = (gsurf) ? egl_g3d_context(gsurf->base.CurrentContext) : NULL;
-   if (gctx)
-      gctx->stctxi->notify_invalid_framebuffer(gctx->stctxi, gsurf->stfbi);
-}
-
-static struct pipe_screen *
-egl_g3d_new_drm_screen(struct native_display *ndpy, const char *name, int fd)
-{
-   _EGLDisplay *dpy = (_EGLDisplay *) ndpy->user_data;
-   struct egl_g3d_display *gdpy = egl_g3d_display(dpy);
-   return gdpy->loader->create_drm_screen(name, fd);
-}
-
-static struct pipe_screen *
-egl_g3d_new_sw_screen(struct native_display *ndpy, struct sw_winsys *ws)
-{
-   _EGLDisplay *dpy = (_EGLDisplay *) ndpy->user_data;
-   struct egl_g3d_display *gdpy = egl_g3d_display(dpy);
-   return gdpy->loader->create_sw_screen(ws);
-}
-
-static struct native_event_handler egl_g3d_native_event_handler = {
-   egl_g3d_invalid_surface,
-   egl_g3d_new_drm_screen,
-   egl_g3d_new_sw_screen
-};
-
 static void
 egl_g3d_free_config(void *conf)
 {
@@ -457,9 +468,6 @@ egl_g3d_terminate(_EGLDriver *drv, _EGLDisplay *dpy)
 
    _eglReleaseDisplayResources(drv, dpy);
 
-   if (gdpy->pipe)
-      gdpy->pipe->destroy(gdpy->pipe);
-
    if (dpy->Configs) {
       _eglDestroyArray(dpy->Configs, egl_g3d_free_config);
       dpy->Configs = NULL;
@@ -484,8 +492,7 @@ egl_g3d_terminate(_EGLDriver *drv, _EGLDisplay *dpy)
 }
 
 static EGLBoolean
-egl_g3d_initialize(_EGLDriver *drv, _EGLDisplay *dpy,
-                   EGLint *major, EGLint *minor)
+egl_g3d_initialize(_EGLDriver *drv, _EGLDisplay *dpy)
 {
    struct egl_g3d_driver *gdrv = egl_g3d_driver(drv);
    struct egl_g3d_display *gdpy;
@@ -495,6 +502,9 @@ egl_g3d_initialize(_EGLDriver *drv, _EGLDisplay *dpy,
    if (!nplat)
       return EGL_FALSE;
 
+   if (dpy->Options.TestOnly)
+      return EGL_TRUE;
+
    gdpy = CALLOC_STRUCT(egl_g3d_display);
    if (!gdpy) {
       _eglError(EGL_BAD_ALLOC, "eglInitialize");
@@ -503,22 +513,29 @@ egl_g3d_initialize(_EGLDriver *drv, _EGLDisplay *dpy,
    gdpy->loader = gdrv->loader;
    dpy->DriverData = gdpy;
 
-   _eglLog(_EGL_INFO, "use %s for display %p", nplat->name, dpy->PlatformDisplay);
-   gdpy->native = nplat->create_display(dpy->PlatformDisplay,
-         &egl_g3d_native_event_handler, (void *) dpy);
+   _eglLog(_EGL_INFO, "use %s for display %p",
+         nplat->name, dpy->PlatformDisplay);
+   gdpy->native =
+      nplat->create_display(dpy->PlatformDisplay, dpy->Options.UseFallback);
    if (!gdpy->native) {
       _eglError(EGL_NOT_INITIALIZED, "eglInitialize(no usable display)");
       goto fail;
    }
+   gdpy->native->user_data = (void *) dpy;
+   if (!gdpy->native->init_screen(gdpy->native)) {
+      _eglError(EGL_NOT_INITIALIZED,
+            "eglInitialize(failed to initialize screen)");
+      goto fail;
+   }
 
    if (gdpy->loader->profile_masks[ST_API_OPENGL] & ST_PROFILE_DEFAULT_MASK)
-      dpy->ClientAPIsMask |= EGL_OPENGL_BIT;
+      dpy->ClientAPIs |= EGL_OPENGL_BIT;
    if (gdpy->loader->profile_masks[ST_API_OPENGL] & ST_PROFILE_OPENGL_ES1_MASK)
-      dpy->ClientAPIsMask |= EGL_OPENGL_ES_BIT;
+      dpy->ClientAPIs |= EGL_OPENGL_ES_BIT;
    if (gdpy->loader->profile_masks[ST_API_OPENGL] & ST_PROFILE_OPENGL_ES2_MASK)
-      dpy->ClientAPIsMask |= EGL_OPENGL_ES2_BIT;
+      dpy->ClientAPIs |= EGL_OPENGL_ES2_BIT;
    if (gdpy->loader->profile_masks[ST_API_OPENVG] & ST_PROFILE_DEFAULT_MASK)
-      dpy->ClientAPIsMask |= EGL_OPENVG_BIT;
+      dpy->ClientAPIs |= EGL_OPENVG_BIT;
 
    gdpy->smapi = egl_g3d_create_st_manager(dpy);
    if (!gdpy->smapi) {
@@ -552,13 +569,21 @@ egl_g3d_initialize(_EGLDriver *drv, _EGLDisplay *dpy,
          dpy->Extensions.MESA_drm_image = EGL_TRUE;
    }
 
+   if (dpy->Platform == _EGL_PLATFORM_WAYLAND && gdpy->native->buffer)
+      dpy->Extensions.MESA_drm_image = EGL_TRUE;
+
+#ifdef EGL_WL_bind_wayland_display
+   if (gdpy->native->wayland_bufmgr)
+      dpy->Extensions.WL_bind_wayland_display = EGL_TRUE;
+#endif
+
    if (egl_g3d_add_configs(drv, dpy, 1) == 1) {
       _eglError(EGL_NOT_INITIALIZED, "eglInitialize(unable to add configs)");
       goto fail;
    }
 
-   *major = 1;
-   *minor = 4;
+   dpy->VersionMajor = 1;
+   dpy->VersionMinor = 4;
 
    return EGL_TRUE;
 
@@ -583,12 +608,6 @@ egl_g3d_get_proc_address(_EGLDriver *drv, const char *procname)
          stapi->get_proc_address(stapi, procname) : NULL);
 }
 
-static EGLint
-egl_g3d_probe(_EGLDriver *drv, _EGLDisplay *dpy)
-{
-   return (egl_g3d_get_platform(drv, dpy->Platform)) ? 90 : 0;
-}
-
 _EGLDriver *
 egl_g3d_create_driver(const struct egl_g3d_loader *loader)
 {
@@ -605,8 +624,6 @@ egl_g3d_create_driver(const struct egl_g3d_loader *loader)
    gdrv->base.API.Terminate = egl_g3d_terminate;
    gdrv->base.API.GetProcAddress = egl_g3d_get_proc_address;
 
-   gdrv->base.Probe = egl_g3d_probe;
-
    /* to be filled by the caller */
    gdrv->base.Name = NULL;
    gdrv->base.Unload = NULL;