| 0,0 → 1,106 |
|---|
| |
| #include "pipe/p_context.h" |
| #include "util/u_inlines.h" |
| #include "util/u_format.h" |
| |
| #include "nouveau_screen.h" |
| |
| #include "nv50/nv50_resource.h" |
| |
| static struct pipe_resource * |
| nv50_resource_create(struct pipe_screen *screen, |
| const struct pipe_resource *templ) |
| { |
| switch (templ->target) { |
| case PIPE_BUFFER: |
| return nouveau_buffer_create(screen, templ); |
| default: |
| return nv50_miptree_create(screen, templ); |
| } |
| } |
| |
| static struct pipe_resource * |
| nv50_resource_from_handle(struct pipe_screen * screen, |
| const struct pipe_resource *templ, |
| struct winsys_handle *whandle) |
| { |
| if (templ->target == PIPE_BUFFER) |
| return NULL; |
| else |
| return nv50_miptree_from_handle(screen, templ, whandle); |
| } |
| |
| struct pipe_surface * |
| nv50_surface_from_buffer(struct pipe_context *pipe, |
| struct pipe_resource *pbuf, |
| const struct pipe_surface *templ) |
| { |
| struct nv50_surface *sf = CALLOC_STRUCT(nv50_surface); |
| if (!sf) |
| return NULL; |
| |
| pipe_reference_init(&sf->base.reference, 1); |
| pipe_resource_reference(&sf->base.texture, pbuf); |
| |
| sf->base.format = templ->format; |
| sf->base.writable = templ->writable; |
| sf->base.u.buf.first_element = templ->u.buf.first_element; |
| sf->base.u.buf.last_element = templ->u.buf.last_element; |
| |
| sf->offset = |
| templ->u.buf.first_element * util_format_get_blocksize(sf->base.format); |
| |
| sf->offset &= ~0x7f; /* FIXME: RT_ADDRESS requires 128 byte alignment */ |
| |
| sf->width = templ->u.buf.last_element - templ->u.buf.first_element + 1; |
| sf->height = 1; |
| sf->depth = 1; |
| |
| sf->base.width = sf->width; |
| sf->base.height = sf->height; |
| |
| sf->base.context = pipe; |
| return &sf->base; |
| } |
| |
| static struct pipe_surface * |
| nv50_surface_create(struct pipe_context *pipe, |
| struct pipe_resource *pres, |
| const struct pipe_surface *templ) |
| { |
| /* surfaces are assumed to be miptrees all over the place. */ |
| assert(pres->target != PIPE_BUFFER); |
| if (unlikely(pres->target == PIPE_BUFFER)) |
| return nv50_surface_from_buffer(pipe, pres, templ); |
| return nv50_miptree_surface_new(pipe, pres, templ); |
| } |
| |
| void |
| nv50_surface_destroy(struct pipe_context *pipe, struct pipe_surface *ps) |
| { |
| struct nv50_surface *s = nv50_surface(ps); |
| |
| pipe_resource_reference(&ps->texture, NULL); |
| |
| FREE(s); |
| } |
| |
| void |
| nv50_init_resource_functions(struct pipe_context *pcontext) |
| { |
| pcontext->transfer_map = u_transfer_map_vtbl; |
| pcontext->transfer_flush_region = u_transfer_flush_region_vtbl; |
| pcontext->transfer_unmap = u_transfer_unmap_vtbl; |
| pcontext->transfer_inline_write = u_transfer_inline_write_vtbl; |
| pcontext->create_surface = nv50_surface_create; |
| pcontext->surface_destroy = nv50_surface_destroy; |
| } |
| |
| void |
| nv50_screen_init_resource_functions(struct pipe_screen *pscreen) |
| { |
| pscreen->resource_create = nv50_resource_create; |
| pscreen->resource_from_handle = nv50_resource_from_handle; |
| pscreen->resource_get_handle = u_resource_get_handle_vtbl; |
| pscreen->resource_destroy = u_resource_destroy_vtbl; |
| } |