From a0dc286b5fecec1ede014cb5702368a60cbb22bc Mon Sep 17 00:00:00 2001 From: Younes Manton Date: Wed, 25 Feb 2009 12:55:26 -0500 Subject: nouveau: nv04-nv40 texture transfer. --- src/gallium/drivers/nv30/nv30_screen.c | 80 +--------------------------------- 1 file changed, 1 insertion(+), 79 deletions(-) (limited to 'src/gallium/drivers/nv30/nv30_screen.c') diff --git a/src/gallium/drivers/nv30/nv30_screen.c b/src/gallium/drivers/nv30/nv30_screen.c index c97a73f0b1..d395c5e1b7 100644 --- a/src/gallium/drivers/nv30/nv30_screen.c +++ b/src/gallium/drivers/nv30/nv30_screen.c @@ -135,82 +135,6 @@ nv30_surface_buffer(struct pipe_surface *surf) return mt->buffer; } -static void * -nv30_surface_map(struct pipe_screen *screen, struct pipe_surface *surface, - unsigned flags ) -{ - struct pipe_winsys *ws = screen->winsys; - struct pipe_surface *surface_to_map; - void *map; - - if (!(surface->texture->tex_usage & NOUVEAU_TEXTURE_USAGE_LINEAR)) { - struct nv30_miptree *mt = (struct nv30_miptree *)surface->texture; - - if (!mt->shadow_tex) { - unsigned old_tex_usage = surface->texture->tex_usage; - surface->texture->tex_usage = NOUVEAU_TEXTURE_USAGE_LINEAR | - PIPE_TEXTURE_USAGE_DYNAMIC; - mt->shadow_tex = screen->texture_create(screen, surface->texture); - surface->texture->tex_usage = old_tex_usage; - - assert(mt->shadow_tex->tex_usage & NOUVEAU_TEXTURE_USAGE_LINEAR); - } - - mt->shadow_surface = screen->get_tex_surface - ( - screen, mt->shadow_tex, - surface->face, surface->level, surface->zslice, - surface->usage - ); - - surface_to_map = mt->shadow_surface; - } - else - surface_to_map = surface; - - assert(surface_to_map); - - map = ws->buffer_map(ws, nv30_surface_buffer(surface_to_map), flags); - if (!map) - return NULL; - - return map + surface_to_map->offset; -} - -static void -nv30_surface_unmap(struct pipe_screen *screen, struct pipe_surface *surface) -{ - struct pipe_winsys *ws = screen->winsys; - struct pipe_surface *surface_to_unmap; - - /* TODO: Copy from shadow just before push buffer is flushed instead. - There are probably some programs that map/unmap excessively - before rendering. */ - if (!(surface->texture->tex_usage & NOUVEAU_TEXTURE_USAGE_LINEAR)) { - struct nv30_miptree *mt = (struct nv30_miptree *)surface->texture; - - assert(mt->shadow_tex); - - surface_to_unmap = mt->shadow_surface; - } - else - surface_to_unmap = surface; - - assert(surface_to_unmap); - - ws->buffer_unmap(ws, nv30_surface_buffer(surface_to_unmap)); - - if (surface_to_unmap != surface) { - struct nv30_screen *nvscreen = nv30_screen(screen); - - nvscreen->eng2d->copy(nvscreen->eng2d, surface, 0, 0, - surface_to_unmap, 0, 0, - surface->width, surface->height); - - screen->tex_surface_release(screen, &surface_to_unmap); - } -} - static void nv30_screen_destroy(struct pipe_screen *pscreen) { @@ -391,10 +315,8 @@ nv30_screen_create(struct pipe_winsys *ws, struct nouveau_winsys *nvws) screen->pipe.is_format_supported = nv30_screen_surface_format_supported; - screen->pipe.surface_map = nv30_surface_map; - screen->pipe.surface_unmap = nv30_surface_unmap; - nv30_screen_init_miptree_functions(&screen->pipe); + nv30_screen_init_transfer_functions(&screen->pipe); u_simple_screen_init(&screen->pipe); return &screen->pipe; -- cgit v1.2.3