X-Git-Url: https://git.libre-soc.org/?a=blobdiff_plain;f=src%2Fgallium%2Fstate_trackers%2Fegl%2Fcommon%2Fegl_g3d_api.c;h=3ee0d677017c57bc1053aabb28a18ca4e0f6f8f2;hb=8d29b5271a2e66fc78436be31ed6748ff006f0cb;hp=255a1fb730ad5b87162b6a7dc7da5d707b9c8070;hpb=a5183a38c293249dad36a7230ff872ea7485eee0;p=mesa.git diff --git a/src/gallium/state_trackers/egl/common/egl_g3d_api.c b/src/gallium/state_trackers/egl/common/egl_g3d_api.c index 255a1fb730a..3ee0d677017 100644 --- a/src/gallium/state_trackers/egl/common/egl_g3d_api.c +++ b/src/gallium/state_trackers/egl/common/egl_g3d_api.c @@ -1,6 +1,5 @@ /* * Mesa 3-D graphics library - * Version: 7.9 * * Copyright (C) 2009-2010 Chia-I Wu * @@ -30,10 +29,12 @@ #include "pipe/p_screen.h" #include "util/u_memory.h" #include "util/u_inlines.h" +#include "util/u_box.h" #include "egl_g3d.h" #include "egl_g3d_api.h" #include "egl_g3d_image.h" +#include "egl_g3d_sync.h" #include "egl_g3d_st.h" #include "native.h" @@ -41,42 +42,104 @@ * Return the state tracker for the given context. */ static struct st_api * -egl_g3d_choose_st(_EGLDriver *drv, _EGLContext *ctx) +egl_g3d_choose_st(_EGLDriver *drv, _EGLContext *ctx, + enum st_profile_type *profile) { - struct egl_g3d_driver *gdrv = egl_g3d_driver(drv); struct st_api *stapi; - EGLint idx = -1; + EGLint api = -1; + + *profile = ST_PROFILE_DEFAULT; switch (ctx->ClientAPI) { case EGL_OPENGL_ES_API: - switch (ctx->ClientVersion) { + switch (ctx->ClientMajorVersion) { case 1: - idx = ST_API_OPENGL_ES1; + api = ST_API_OPENGL; + *profile = ST_PROFILE_OPENGL_ES1; break; case 2: - idx = ST_API_OPENGL_ES2; + api = ST_API_OPENGL; + *profile = ST_PROFILE_OPENGL_ES2; break; default: - _eglLog(_EGL_WARNING, "unknown client version %d", - ctx->ClientVersion); + _eglLog(_EGL_WARNING, "unknown client major version %d", + ctx->ClientMajorVersion); break; } break; case EGL_OPENVG_API: - idx = ST_API_OPENVG; + api = ST_API_OPENVG; break; case EGL_OPENGL_API: - idx = ST_API_OPENGL; + api = ST_API_OPENGL; break; default: _eglLog(_EGL_WARNING, "unknown client API 0x%04x", ctx->ClientAPI); break; } - stapi = (idx >= 0) ? gdrv->stapis[idx] : NULL; + stapi = egl_g3d_get_st_api(drv, api); + if (stapi && !(stapi->profile_mask & (1 << *profile))) + stapi = NULL; + return stapi; } +struct egl_g3d_choose_config_data { + _EGLConfig criteria; + enum pipe_format format; +}; + +static int +egl_g3d_compare_config(const _EGLConfig *conf1, const _EGLConfig *conf2, + void *priv_data) +{ + struct egl_g3d_choose_config_data *data = + (struct egl_g3d_choose_config_data *) priv_data; + const _EGLConfig *criteria = &data->criteria;; + + /* EGL_NATIVE_VISUAL_TYPE ignored? */ + return _eglCompareConfigs(conf1, conf2, criteria, EGL_TRUE); +} + +static EGLBoolean +egl_g3d_match_config(const _EGLConfig *conf, void *priv_data) +{ + struct egl_g3d_choose_config_data *data = + (struct egl_g3d_choose_config_data *) priv_data; + struct egl_g3d_config *gconf = egl_g3d_config(conf); + + if (data->format != PIPE_FORMAT_NONE && + data->format != gconf->native->color_format) + return EGL_FALSE; + + return _eglMatchConfig(conf, &data->criteria); +} + +static EGLBoolean +egl_g3d_choose_config(_EGLDriver *drv, _EGLDisplay *dpy, const EGLint *attribs, + EGLConfig *configs, EGLint size, EGLint *num_configs) +{ + struct egl_g3d_choose_config_data data; + + if (!_eglParseConfigAttribList(&data.criteria, dpy, attribs)) + return _eglError(EGL_BAD_ATTRIBUTE, "eglChooseConfig"); + + data.format = PIPE_FORMAT_NONE; + if (data.criteria.MatchNativePixmap != EGL_NONE && + data.criteria.MatchNativePixmap != EGL_DONT_CARE) { + struct egl_g3d_display *gdpy = egl_g3d_display(dpy); + + if (!gdpy->native->get_pixmap_format(gdpy->native, + (EGLNativePixmapType) data.criteria.MatchNativePixmap, + &data.format)) + return _eglError(EGL_BAD_NATIVE_PIXMAP, "eglChooseConfig"); + } + + return _eglFilterConfigArray(dpy->Configs, configs, size, num_configs, + egl_g3d_match_config, egl_g3d_compare_config, &data); +} + static _EGLContext * egl_g3d_create_context(_EGLDriver *drv, _EGLDisplay *dpy, _EGLConfig *conf, _EGLContext *share, const EGLint *attribs) @@ -85,6 +148,8 @@ egl_g3d_create_context(_EGLDriver *drv, _EGLDisplay *dpy, _EGLConfig *conf, struct egl_g3d_context *gshare = egl_g3d_context(share); struct egl_g3d_config *gconf = egl_g3d_config(conf); struct egl_g3d_context *gctx; + struct st_context_attribs stattribs; + enum st_context_error ctx_err = 0; gctx = CALLOC_STRUCT(egl_g3d_context); if (!gctx) { @@ -97,14 +162,18 @@ egl_g3d_create_context(_EGLDriver *drv, _EGLDisplay *dpy, _EGLConfig *conf, return NULL; } - gctx->stapi = egl_g3d_choose_st(drv, &gctx->base); + memset(&stattribs, 0, sizeof(stattribs)); + if (gconf) + stattribs.visual = gconf->stvis; + + gctx->stapi = egl_g3d_choose_st(drv, &gctx->base, &stattribs.profile); if (!gctx->stapi) { FREE(gctx); return NULL; } - gctx->stctxi = gctx->stapi->create_context(gctx->stapi, gdpy->smapi, - &gconf->stvis, (gshare) ? gshare->stctxi : NULL); + gctx->stctxi = gctx->stapi->create_context(gctx->stapi, gdpy->smapi, + &stattribs, &ctx_err, (gshare) ? gshare->stctxi : NULL); if (!gctx->stctxi) { FREE(gctx); return NULL; @@ -135,7 +204,7 @@ destroy_context(_EGLDisplay *dpy, _EGLContext *ctx) static EGLBoolean egl_g3d_destroy_context(_EGLDriver *drv, _EGLDisplay *dpy, _EGLContext *ctx) { - if (!_eglIsContextBound(ctx)) + if (_eglPutContext(ctx)) destroy_context(dpy, ctx); return EGL_TRUE; } @@ -223,9 +292,14 @@ egl_g3d_create_surface(_EGLDriver *drv, _EGLDisplay *dpy, _EGLConfig *conf, } gsurf->stvis = gconf->stvis; - if (gsurf->base.RenderBuffer == EGL_SINGLE_BUFFER) + if (gsurf->base.RenderBuffer == EGL_SINGLE_BUFFER && + gconf->stvis.buffer_mask & ST_ATTACHMENT_FRONT_LEFT_MASK) gsurf->stvis.render_buffer = ST_ATTACHMENT_FRONT_LEFT; + /* surfaces can always be posted when the display supports it */ + if (dpy->Extensions.NV_post_sub_buffer) + gsurf->base.PostSubBufferSupportedNV = EGL_TRUE; + gsurf->stfbi = egl_g3d_create_st_framebuffer(&gsurf->base); if (!gsurf->stfbi) { nsurf->destroy(nsurf); @@ -301,7 +375,6 @@ egl_g3d_create_pbuffer_surface(_EGLDriver *drv, _EGLDisplay *dpy, _EGLConfig *conf, const EGLint *attribs) { struct egl_g3d_surface *gsurf; - struct pipe_resource *ptex = NULL; gsurf = create_pbuffer_surface(dpy, conf, attribs, "eglCreatePbufferSurface"); @@ -310,13 +383,6 @@ egl_g3d_create_pbuffer_surface(_EGLDriver *drv, _EGLDisplay *dpy, gsurf->client_buffer_type = EGL_NONE; - if (!gsurf->stfbi->validate(gsurf->stfbi, - &gsurf->stvis.render_buffer, 1, &ptex)) { - egl_g3d_destroy_st_framebuffer(gsurf->stfbi); - FREE(gsurf); - return NULL; - } - return &gsurf->base; } @@ -376,12 +442,14 @@ egl_g3d_create_pbuffer_from_client_buffer(_EGLDriver *drv, _EGLDisplay *dpy, gsurf->client_buffer_type = buftype; gsurf->client_buffer = buffer; + /* validate now so that it fails if the client buffer is invalid */ if (!gsurf->stfbi->validate(gsurf->stfbi, &gsurf->stvis.render_buffer, 1, &ptex)) { egl_g3d_destroy_st_framebuffer(gsurf->stfbi); FREE(gsurf); return NULL; } + pipe_resource_reference(&ptex, NULL); return &gsurf->base; } @@ -408,7 +476,7 @@ destroy_surface(_EGLDisplay *dpy, _EGLSurface *surf) static EGLBoolean egl_g3d_destroy_surface(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *surf) { - if (!_eglIsSurfaceBound(surf)) + if (_eglPutSurface(surf)) destroy_surface(dpy, surf); return EGL_TRUE; } @@ -421,57 +489,74 @@ egl_g3d_make_current(_EGLDriver *drv, _EGLDisplay *dpy, struct egl_g3d_surface *gdraw = egl_g3d_surface(draw); struct egl_g3d_surface *gread = egl_g3d_surface(read); struct egl_g3d_context *old_gctx; + _EGLContext *old_ctx; + _EGLSurface *old_draw, *old_read; EGLBoolean ok = EGL_TRUE; - /* bind the new context and return the "orphaned" one */ - if (!_eglBindContext(&ctx, &draw, &read)) + /* make new bindings */ + if (!_eglBindContext(ctx, draw, read, &old_ctx, &old_draw, &old_read)) return EGL_FALSE; - old_gctx = egl_g3d_context(ctx); + old_gctx = egl_g3d_context(old_ctx); if (old_gctx) { /* flush old context */ - old_gctx->stctxi->flush(old_gctx->stctxi, - PIPE_FLUSH_RENDER_CACHE | PIPE_FLUSH_FRAME, NULL); + old_gctx->stctxi->flush(old_gctx->stctxi, ST_FLUSH_FRONT, NULL); } if (gctx) { ok = gctx->stapi->make_current(gctx->stapi, gctx->stctxi, (gdraw) ? gdraw->stfbi : NULL, (gread) ? gread->stfbi : NULL); if (ok) { - gctx->stctxi->notify_invalid_framebuffer(gctx->stctxi, gdraw->stfbi); - if (gread != gdraw) { - gctx->stctxi->notify_invalid_framebuffer(gctx->stctxi, - gread->stfbi); - } - - if (gdraw->base.Type == EGL_WINDOW_BIT) { - gctx->base.WindowRenderBuffer = - (gdraw->stvis.render_buffer == ST_ATTACHMENT_FRONT_LEFT) ? - EGL_SINGLE_BUFFER : EGL_BACK_BUFFER; + if (gdraw) { + if (gdraw->base.Type == EGL_WINDOW_BIT) { + gctx->base.WindowRenderBuffer = + (gdraw->stvis.render_buffer == ST_ATTACHMENT_FRONT_LEFT) ? + EGL_SINGLE_BUFFER : EGL_BACK_BUFFER; + } } } } else if (old_gctx) { ok = old_gctx->stapi->make_current(old_gctx->stapi, NULL, NULL, NULL); - old_gctx->base.WindowRenderBuffer = EGL_NONE; + if (ok) + old_gctx->base.WindowRenderBuffer = EGL_NONE; } - if (ctx && !_eglIsContextLinked(ctx)) - destroy_context(dpy, ctx); - if (draw && !_eglIsSurfaceLinked(draw)) - destroy_surface(dpy, draw); - if (read && read != draw && !_eglIsSurfaceLinked(read)) - destroy_surface(dpy, read); + if (ok) { + if (_eglPutContext(old_ctx)) + destroy_context(dpy, old_ctx); + if (_eglPutSurface(old_draw)) + destroy_surface(dpy, old_draw); + if (_eglPutSurface(old_read)) + destroy_surface(dpy, old_read); + } + else { + /* undo the previous _eglBindContext */ + _eglBindContext(old_ctx, old_draw, old_read, &ctx, &draw, &read); + assert(&gctx->base == ctx && + &gdraw->base == draw && + &gread->base == read); + + _eglPutSurface(draw); + _eglPutSurface(read); + _eglPutContext(ctx); + + _eglPutSurface(old_draw); + _eglPutSurface(old_read); + _eglPutContext(old_ctx); + } return ok; } static EGLBoolean -egl_g3d_swap_buffers(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *surf) +swap_buffers(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *surf, + EGLint num_rects, const EGLint *rects, EGLBoolean preserve) { struct egl_g3d_surface *gsurf = egl_g3d_surface(surf); _EGLContext *ctx = _eglGetCurrentContext(); struct egl_g3d_context *gctx = NULL; + struct native_present_control ctrl; /* no-op for pixmap or pbuffer surface */ if (gsurf->base.Type == EGL_PIXMAP_BIT || @@ -487,26 +572,64 @@ egl_g3d_swap_buffers(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *surf) /* flush if the surface is current */ if (gctx) { - gctx->stctxi->flush(gctx->stctxi, - PIPE_FLUSH_RENDER_CACHE | PIPE_FLUSH_FRAME, NULL); + gctx->stctxi->flush(gctx->stctxi, ST_FLUSH_FRONT, NULL); } - return gsurf->native->swap_buffers(gsurf->native); + memset(&ctrl, 0, sizeof(ctrl)); + ctrl.natt = NATIVE_ATTACHMENT_BACK_LEFT; + ctrl.preserve = preserve; + ctrl.swap_interval = gsurf->base.SwapInterval; + ctrl.premultiplied_alpha = (gsurf->base.VGAlphaFormat == EGL_VG_ALPHA_FORMAT_PRE); + ctrl.num_rects = num_rects; + ctrl.rects = rects; + + return gsurf->native->present(gsurf->native, &ctrl); } -/** - * Get the pipe surface of the given attachment of the native surface. - */ -static struct pipe_resource * -get_pipe_resource(struct native_display *ndpy, struct native_surface *nsurf, - enum native_attachment natt) +static EGLBoolean +egl_g3d_swap_buffers(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *surf) +{ + struct egl_g3d_surface *gsurf = egl_g3d_surface(surf); + + return swap_buffers(drv, dpy, surf, 0, NULL, + (gsurf->base.SwapBehavior == EGL_BUFFER_PRESERVED)); +} + +#ifdef EGL_NOK_swap_region +static EGLBoolean +egl_g3d_swap_buffers_region(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *surf, + EGLint num_rects, const EGLint *rects) { - struct pipe_resource *textures[NUM_NATIVE_ATTACHMENTS]; + /* Note: y=0=top */ + return swap_buffers(drv, dpy, surf, num_rects, rects, EGL_TRUE); +} +#endif /* EGL_NOK_swap_region */ + +static EGLBoolean +egl_g3d_post_sub_buffer(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *surf, + EGLint x, EGLint y, EGLint width, EGLint height) +{ + EGLint rect[4]; + + if (x < 0 || y < 0 || width < 0 || height < 0) + return _eglError(EGL_BAD_PARAMETER, "eglPostSubBufferNV"); + + /* clamp */ + if (x + width > surf->Width) + width = surf->Width - x; + if (y + height > surf->Height) + height = surf->Height - y; - textures[natt] = NULL; - nsurf->validate(nsurf, 1 << natt, NULL, textures, NULL, NULL); + if (width <= 0 || height <= 0) + return EGL_TRUE; + + rect[0] = x; + /* Note: y=0=bottom */ + rect[1] = surf->Height - y - height; + rect[2] = width; + rect[3] = height; - return textures[natt]; + return swap_buffers(drv, dpy, surf, 1, rect, EGL_TRUE); } static EGLBoolean @@ -516,59 +639,18 @@ egl_g3d_copy_buffers(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *surf, struct egl_g3d_display *gdpy = egl_g3d_display(dpy); struct egl_g3d_surface *gsurf = egl_g3d_surface(surf); _EGLContext *ctx = _eglGetCurrentContext(); - struct egl_g3d_config *gconf; - struct native_surface *nsurf; - struct pipe_resource *ptex; if (!gsurf->render_texture) return EGL_TRUE; - gconf = egl_g3d_config(egl_g3d_find_pixmap_config(dpy, target)); - if (!gconf) - return _eglError(EGL_BAD_NATIVE_PIXMAP, "eglCopyBuffers"); - - nsurf = gdpy->native->create_pixmap_surface(gdpy->native, - target, gconf->native); - if (!nsurf) - return _eglError(EGL_BAD_NATIVE_PIXMAP, "eglCopyBuffers"); - /* flush if the surface is current */ if (ctx && ctx->DrawSurface == &gsurf->base) { struct egl_g3d_context *gctx = egl_g3d_context(ctx); - gctx->stctxi->flush(gctx->stctxi, - PIPE_FLUSH_RENDER_CACHE | PIPE_FLUSH_FRAME, NULL); + gctx->stctxi->flush(gctx->stctxi, ST_FLUSH_FRONT, NULL); } - /* create a pipe context to copy surfaces */ - if (!gdpy->pipe) { - gdpy->pipe = - gdpy->native->screen->context_create(gdpy->native->screen, NULL); - if (!gdpy->pipe) - return EGL_FALSE; - } - - ptex = get_pipe_resource(gdpy->native, nsurf, NATIVE_ATTACHMENT_FRONT_LEFT); - if (ptex) { - struct pipe_resource *psrc = gsurf->render_texture; - struct pipe_subresource subsrc, subdst; - subsrc.face = 0; - subsrc.level = 0; - subdst.face = 0; - subdst.level = 0; - - if (psrc) { - gdpy->pipe->resource_copy_region(gdpy->pipe, ptex, subdst, 0, 0, 0, - gsurf->render_texture, subsrc, 0, 0, 0, ptex->width0, ptex->height0); - - nsurf->flush_frontbuffer(nsurf); - } - - pipe_resource_reference(&ptex, NULL); - } - - nsurf->destroy(nsurf); - - return EGL_TRUE; + return gdpy->native->copy_to_pixmap(gdpy->native, + target, gsurf->render_texture); } static EGLBoolean @@ -579,10 +661,11 @@ egl_g3d_wait_client(_EGLDriver *drv, _EGLDisplay *dpy, _EGLContext *ctx) struct pipe_screen *screen = gdpy->native->screen; struct pipe_fence_handle *fence = NULL; - gctx->stctxi->flush(gctx->stctxi, - PIPE_FLUSH_RENDER_CACHE | PIPE_FLUSH_FRAME, &fence); - screen->fence_finish(screen, fence, 0); - screen->fence_reference(screen, &fence, NULL); + gctx->stctxi->flush(gctx->stctxi, ST_FLUSH_FRONT, &fence); + if (fence) { + screen->fence_finish(screen, fence, PIPE_TIMEOUT_INFINITE); + screen->fence_reference(screen, &fence, NULL); + } return EGL_TRUE; } @@ -649,8 +732,7 @@ egl_g3d_bind_tex_image(_EGLDriver *drv, _EGLDisplay *dpy, /* flush properly if the surface is bound */ if (gsurf->base.CurrentContext) { gctx = egl_g3d_context(gsurf->base.CurrentContext); - gctx->stctxi->flush(gctx->stctxi, - PIPE_FLUSH_RENDER_CACHE | PIPE_FLUSH_FRAME, NULL); + gctx->stctxi->flush(gctx->stctxi, ST_FLUSH_FRONT, NULL); } gctx = egl_g3d_context(es1); @@ -764,30 +846,54 @@ egl_g3d_show_screen_surface(_EGLDriver *drv, _EGLDisplay *dpy, #endif /* EGL_MESA_screen_surface */ -/** - * Find a config that supports the pixmap. - */ -_EGLConfig * -egl_g3d_find_pixmap_config(_EGLDisplay *dpy, EGLNativePixmapType pix) +#ifdef EGL_WL_bind_wayland_display + +static EGLBoolean +egl_g3d_bind_wayland_display_wl(_EGLDriver *drv, _EGLDisplay *dpy, + struct wl_display *wl_dpy) { struct egl_g3d_display *gdpy = egl_g3d_display(dpy); - struct egl_g3d_config *gconf; - EGLint i; - for (i = 0; i < dpy->NumConfigs; i++) { - gconf = egl_g3d_config(dpy->Configs[i]); - if (gdpy->native->is_pixmap_supported(gdpy->native, pix, gconf->native)) - break; - } + if (!gdpy->native->wayland_bufmgr) + return EGL_FALSE; + + return gdpy->native->wayland_bufmgr->bind_display(gdpy->native, wl_dpy); +} + +static EGLBoolean +egl_g3d_unbind_wayland_display_wl(_EGLDriver *drv, _EGLDisplay *dpy, + struct wl_display *wl_dpy) +{ + struct egl_g3d_display *gdpy = egl_g3d_display(dpy); - return (i < dpy->NumConfigs) ? &gconf->base : NULL; + if (!gdpy->native->wayland_bufmgr) + return EGL_FALSE; + + return gdpy->native->wayland_bufmgr->unbind_display(gdpy->native, wl_dpy); } +static EGLBoolean +egl_g3d_query_wayland_buffer_wl(_EGLDriver *drv, _EGLDisplay *dpy, + struct wl_resource *buffer, + EGLint attribute, EGLint *value) +{ + struct egl_g3d_display *gdpy = egl_g3d_display(dpy); + + if (!gdpy->native->wayland_bufmgr) + return EGL_FALSE; + + return gdpy->native->wayland_bufmgr->query_buffer(gdpy->native, + buffer, attribute, value); +} +#endif /* EGL_WL_bind_wayland_display */ + void egl_g3d_init_driver_api(_EGLDriver *drv) { _eglInitDriverFallbacks(drv); + drv->API.ChooseConfig = egl_g3d_choose_config; + drv->API.CreateContext = egl_g3d_create_context; drv->API.DestroyContext = egl_g3d_destroy_context; drv->API.CreateWindowSurface = egl_g3d_create_window_surface; @@ -806,9 +912,29 @@ egl_g3d_init_driver_api(_EGLDriver *drv) drv->API.CreateImageKHR = egl_g3d_create_image; drv->API.DestroyImageKHR = egl_g3d_destroy_image; +#ifdef EGL_MESA_drm_image + drv->API.CreateDRMImageMESA = egl_g3d_create_drm_image; + drv->API.ExportDRMImageMESA = egl_g3d_export_drm_image; +#endif +#ifdef EGL_WL_bind_wayland_display + drv->API.BindWaylandDisplayWL = egl_g3d_bind_wayland_display_wl; + drv->API.UnbindWaylandDisplayWL = egl_g3d_unbind_wayland_display_wl; + drv->API.QueryWaylandBufferWL = egl_g3d_query_wayland_buffer_wl; +#endif + + drv->API.CreateSyncKHR = egl_g3d_create_sync; + drv->API.DestroySyncKHR = egl_g3d_destroy_sync; + drv->API.ClientWaitSyncKHR = egl_g3d_client_wait_sync; + drv->API.SignalSyncKHR = egl_g3d_signal_sync; #ifdef EGL_MESA_screen_surface drv->API.CreateScreenSurfaceMESA = egl_g3d_create_screen_surface; drv->API.ShowScreenSurfaceMESA = egl_g3d_show_screen_surface; #endif + +#ifdef EGL_NOK_swap_region + drv->API.SwapBuffersRegionNOK = egl_g3d_swap_buffers_region; +#endif + + drv->API.PostSubBufferNV = egl_g3d_post_sub_buffer; }