- _EGLProc proc;
- EGLint i;
-
- /* in case this is called before a display is initialized */
- egl_g3d_init_st(&gdrv->base);
-
- for (i = 0; i < ST_API_COUNT; i++) {
- struct st_api *stapi = gdrv->stapis[i];
- if (stapi) {
- proc = (_EGLProc) stapi->get_proc_address(stapi, procname);
- if (proc)
- return proc;
- }
- }
-
- return (_EGLProc) NULL;
-}
-
-static EGLBoolean
-egl_g3d_bind_tex_image(_EGLDriver *drv, _EGLDisplay *dpy,
- _EGLSurface *surf, EGLint buffer)
-{
- struct egl_g3d_surface *gsurf = egl_g3d_surface(surf);
- _EGLContext *es1 = _eglGetAPIContext(EGL_OPENGL_ES_API);
- struct egl_g3d_context *gctx;
- enum pipe_format internal_format;
- enum st_texture_type target;
-
- if (!gsurf || gsurf->base.Type != EGL_PBUFFER_BIT)
- return _eglError(EGL_BAD_SURFACE, "eglBindTexImage");
- if (buffer != EGL_BACK_BUFFER)
- return _eglError(EGL_BAD_PARAMETER, "eglBindTexImage");
- if (gsurf->base.BoundToTexture)
- return _eglError(EGL_BAD_ACCESS, "eglBindTexImage");
-
- switch (gsurf->base.TextureFormat) {
- case EGL_TEXTURE_RGB:
- internal_format = PIPE_FORMAT_R8G8B8_UNORM;
- break;
- case EGL_TEXTURE_RGBA:
- internal_format = PIPE_FORMAT_B8G8R8A8_UNORM;
- break;
- default:
- return _eglError(EGL_BAD_MATCH, "eglBindTexImage");
- }
-
- switch (gsurf->base.TextureTarget) {
- case EGL_TEXTURE_2D:
- target = ST_TEXTURE_2D;
- break;
- default:
- return _eglError(EGL_BAD_MATCH, "eglBindTexImage");
- }
-
- if (!es1)
- return EGL_TRUE;
- if (!gsurf->render_texture)
- return EGL_FALSE;
-
- /* 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 = egl_g3d_context(es1);
- if (gctx->stctxi->teximage) {
- if (!gctx->stctxi->teximage(gctx->stctxi, target,
- gsurf->base.MipmapLevel, internal_format,
- gsurf->render_texture, gsurf->base.MipmapTexture))
- return EGL_FALSE;
- gsurf->base.BoundToTexture = EGL_TRUE;
- }
-
- return EGL_TRUE;
-}
-
-static EGLBoolean
-egl_g3d_release_tex_image(_EGLDriver *drv, _EGLDisplay *dpy,
- _EGLSurface *surf, EGLint buffer)
-{
- struct egl_g3d_surface *gsurf = egl_g3d_surface(surf);
-
- if (!gsurf || gsurf->base.Type != EGL_PBUFFER_BIT ||
- !gsurf->base.BoundToTexture)
- return _eglError(EGL_BAD_SURFACE, "eglReleaseTexImage");
- if (buffer != EGL_BACK_BUFFER)
- return _eglError(EGL_BAD_PARAMETER, "eglReleaseTexImage");
-
- if (gsurf->render_texture) {
- _EGLContext *ctx = _eglGetAPIContext(EGL_OPENGL_ES_API);
- struct egl_g3d_context *gctx = egl_g3d_context(ctx);
-
- /* what if the context the surface binds to is no longer current? */
- if (gctx) {
- gctx->stctxi->teximage(gctx->stctxi, ST_TEXTURE_2D,
- gsurf->base.MipmapLevel, PIPE_FORMAT_NONE, NULL, FALSE);
- }
- }
-
- gsurf->base.BoundToTexture = EGL_FALSE;
-
- return EGL_TRUE;
-}
-
-#ifdef EGL_MESA_screen_surface
-
-static _EGLSurface *
-egl_g3d_create_screen_surface(_EGLDriver *drv, _EGLDisplay *dpy,
- _EGLConfig *conf, const EGLint *attribs)
-{
- struct egl_g3d_create_surface_arg arg;
-
- memset(&arg, 0, sizeof(arg));
- arg.type = EGL_SCREEN_BIT_MESA;
-
- return egl_g3d_create_surface(drv, dpy, conf, &arg, attribs);
-}
-
-static EGLBoolean
-egl_g3d_show_screen_surface(_EGLDriver *drv, _EGLDisplay *dpy,
- _EGLScreen *scr, _EGLSurface *surf,
- _EGLMode *mode)
-{
- struct egl_g3d_display *gdpy = egl_g3d_display(dpy);
- struct egl_g3d_screen *gscr = egl_g3d_screen(scr);
- struct egl_g3d_surface *gsurf = egl_g3d_surface(surf);
- struct native_surface *nsurf;
- const struct native_mode *nmode;
- EGLBoolean changed;
-
- if (gsurf) {
- EGLint idx;
-
- if (!mode)
- return _eglError(EGL_BAD_MATCH, "eglShowSurfaceMESA");
- if (gsurf->base.Type != EGL_SCREEN_BIT_MESA)
- return _eglError(EGL_BAD_SURFACE, "eglShowScreenSurfaceMESA");
- if (gsurf->base.Width < mode->Width || gsurf->base.Height < mode->Height)
- return _eglError(EGL_BAD_MATCH,
- "eglShowSurfaceMESA(surface smaller than mode size)");
-
- /* find the index of the mode */
- for (idx = 0; idx < gscr->base.NumModes; idx++)
- if (mode == &gscr->base.Modes[idx])
- break;
- if (idx >= gscr->base.NumModes) {
- return _eglError(EGL_BAD_MODE_MESA,
- "eglShowSurfaceMESA(unknown mode)");
- }
-
- nsurf = gsurf->native;
- nmode = gscr->native_modes[idx];
- }
- else {
- if (mode)
- return _eglError(EGL_BAD_MATCH, "eglShowSurfaceMESA");
-
- /* disable the screen */
- nsurf = NULL;
- nmode = NULL;
- }
-
- /* TODO surface panning by CRTC choosing */
- changed = gdpy->native->modeset->program(gdpy->native, 0, nsurf,
- gscr->base.OriginX, gscr->base.OriginY, &gscr->native, 1, nmode);
- if (changed) {
- gscr->base.CurrentSurface = &gsurf->base;
- gscr->base.CurrentMode = mode;
- }
-
- return changed;
-}
-
-#endif /* EGL_MESA_screen_surface */
-
-static EGLint
-egl_g3d_probe(_EGLDriver *drv, _EGLDisplay *dpy)
-{
- struct native_probe *nprobe;
- enum native_probe_result res;
- EGLint score;
-
- nprobe = egl_g3d_get_probe(drv, dpy);
- res = native_get_probe_result(nprobe);
-
- switch (res) {
- case NATIVE_PROBE_UNKNOWN:
- default:
- score = 0;
- break;
- case NATIVE_PROBE_FALLBACK:
- score = 40;
- break;
- case NATIVE_PROBE_SUPPORTED:
- score = 50;
- break;
- case NATIVE_PROBE_EXACT:
- score = 100;
- break;
- }
-
- return score;
-}
-
-static void
-egl_g3d_unload(_EGLDriver *drv)
-{
- struct egl_g3d_driver *gdrv = egl_g3d_driver(drv);
- EGLint i;