diff options
Diffstat (limited to 'src/gallium/drivers/nvc0/nvc0_miptree.c')
-rw-r--r-- | src/gallium/drivers/nvc0/nvc0_miptree.c | 137 |
1 files changed, 65 insertions, 72 deletions
diff --git a/src/gallium/drivers/nvc0/nvc0_miptree.c b/src/gallium/drivers/nvc0/nvc0_miptree.c index cca307b37f..70b10a0fc3 100644 --- a/src/gallium/drivers/nvc0/nvc0_miptree.c +++ b/src/gallium/drivers/nvc0/nvc0_miptree.c @@ -60,12 +60,12 @@ get_tile_dims(unsigned nx, unsigned ny, unsigned nz) static INLINE unsigned get_zslice_offset(uint32_t tile_mode, unsigned z, unsigned pitch, unsigned nbh) { - unsigned tile_h = NVC0_TILE_H(tile_mode); - unsigned tile_d = NVC0_TILE_D(tile_mode); + unsigned tile_h = NVC0_TILE_HEIGHT(tile_mode); + unsigned tile_d = NVC0_TILE_DEPTH(tile_mode); /* pitch_2d == to next slice within this volume tile */ /* pitch_3d == size (in bytes) of a volume tile */ - unsigned pitch_2d = tile_h * 64; + unsigned pitch_2d = tile_h * NVC0_TILE_PITCH(tile_mode); unsigned pitch_3d = tile_d * align(nbh, tile_h) * pitch; return (z % tile_d) * pitch_2d + (z / tile_d) * pitch_3d; @@ -75,10 +75,6 @@ static void nvc0_miptree_destroy(struct pipe_screen *pscreen, struct pipe_resource *pt) { struct nvc0_miptree *mt = nvc0_miptree(pt); - unsigned l; - - for (l = 0; l <= pt->last_level; ++l) - FREE(mt->level[l].image_offset); nouveau_screen_bo_release(pscreen, mt->base.bo); @@ -125,8 +121,8 @@ nvc0_miptree_create(struct pipe_screen *pscreen, struct nouveau_device *dev = nouveau_screen(pscreen)->device; struct nvc0_miptree *mt = CALLOC_STRUCT(nvc0_miptree); struct pipe_resource *pt = &mt->base.base; - int ret, i; - unsigned w, h, d, l, image_alignment, alloc_size; + int ret; + unsigned w, h, d, l, alloc_size; uint32_t tile_flags; if (!mt) @@ -137,9 +133,11 @@ nvc0_miptree_create(struct pipe_screen *pscreen, pipe_reference_init(&pt->reference, 1); pt->screen = pscreen; + mt->layout_3d = pt->target == PIPE_TEXTURE_3D; + w = pt->width0; h = pt->height0; - d = pt->depth0; + d = mt->layout_3d ? pt->depth0 : 1; switch (pt->format) { case PIPE_FORMAT_Z16_UNORM: @@ -180,47 +178,32 @@ nvc0_miptree_create(struct pipe_screen *pscreen, break; } - /* XXX: texture arrays */ - mt->image_nr = (pt->target == PIPE_TEXTURE_CUBE) ? 6 : 1; - - for (l = 0; l <= pt->last_level; l++) { + /* For 3D textures, a mipmap is spanned by all the layers, for array + * textures and cube maps, each layer contains its own mipmaps. + */ + for (l = 0; l <= pt->last_level; ++l) { struct nvc0_miptree_level *lvl = &mt->level[l]; + unsigned nbx = util_format_get_nblocksx(pt->format, w); unsigned nby = util_format_get_nblocksy(pt->format, h); + unsigned blocksize = util_format_get_blocksize(pt->format); + + lvl->offset = mt->total_size; + lvl->tile_mode = get_tile_dims(nbx, nby, d); + lvl->pitch = align(nbx * blocksize, NVC0_TILE_PITCH(lvl->tile_mode)); - lvl->image_offset = CALLOC(mt->image_nr, sizeof(int)); - lvl->pitch = align(util_format_get_stride(pt->format, w), 64); - lvl->tile_mode = get_tile_dims(w, nby, d); + mt->total_size += lvl->pitch * + align(nby, NVC0_TILE_HEIGHT(lvl->tile_mode)) * + align(d, NVC0_TILE_DEPTH(lvl->tile_mode)); w = u_minify(w, 1); h = u_minify(h, 1); d = u_minify(d, 1); } - image_alignment = NVC0_TILE_H(mt->level[0].tile_mode) * 64; - image_alignment *= NVC0_TILE_D(mt->level[0].tile_mode); - - /* NOTE the distinction between arrays of mip-mapped 2D textures and - * mip-mapped 3D textures. We can't use image_nr == depth for 3D mip. - */ - for (i = 0; i < mt->image_nr; i++) { - for (l = 0; l <= pt->last_level; l++) { - struct nvc0_miptree_level *lvl = &mt->level[l]; - int size; - unsigned tile_h = NVC0_TILE_H(lvl->tile_mode); - unsigned tile_d = NVC0_TILE_D(lvl->tile_mode); - - h = u_minify(pt->height0, l); - d = u_minify(pt->depth0, l); - - size = lvl->pitch; - size *= align(util_format_get_nblocksy(pt->format, h), tile_h); - size *= align(d, tile_d); - - lvl->image_offset[i] = mt->total_size; - - mt->total_size += size; - } - mt->total_size = align(mt->total_size, image_alignment); + if (pt->array_size > 1) { + mt->layer_stride = align(mt->total_size, + NVC0_TILE_SIZE(mt->level[0].tile_mode)); + mt->total_size = mt->layer_stride * pt->array_size; } alloc_size = mt->total_size; @@ -231,11 +214,10 @@ nvc0_miptree_create(struct pipe_screen *pscreen, mt->level[0].tile_mode, tile_flags, &mt->base.bo); if (ret) { - for (l = 0; l <= pt->last_level; ++l) - FREE(mt->level[l].image_offset); FREE(mt); return NULL; } + mt->base.domain = NOUVEAU_BO_VRAM; return pt; } @@ -248,11 +230,12 @@ nvc0_miptree_from_handle(struct pipe_screen *pscreen, struct nvc0_miptree *mt; unsigned stride; - /* only supports 2D, non-mip mapped textures for the moment */ + /* only supports 2D, non-mipmapped textures for the moment */ if ((templ->target != PIPE_TEXTURE_2D && templ->target != PIPE_TEXTURE_RECT) || templ->last_level != 0 || - templ->depth0 != 1) + templ->depth0 != 1 || + templ->array_size > 1) return NULL; mt = CALLOC_STRUCT(nvc0_miptree); @@ -269,9 +252,8 @@ nvc0_miptree_from_handle(struct pipe_screen *pscreen, mt->base.vtbl = &nvc0_miptree_vtbl; pipe_reference_init(&mt->base.base.reference, 1); mt->base.base.screen = pscreen; - mt->image_nr = 1; mt->level[0].pitch = stride; - mt->level[0].image_offset = CALLOC(1, sizeof(unsigned)); + mt->level[0].offset = 0; mt->level[0].tile_mode = mt->base.bo->tile_mode; /* no need to adjust bo reference count */ @@ -283,41 +265,52 @@ nvc0_miptree_from_handle(struct pipe_screen *pscreen, */ struct pipe_surface * -nvc0_miptree_surface_new(struct pipe_screen *pscreen, struct pipe_resource *pt, - unsigned face, unsigned level, unsigned zslice, - unsigned flags) +nvc0_miptree_surface_new(struct pipe_context *pipe, + struct pipe_resource *pt, + const struct pipe_surface *templ) { - struct nvc0_miptree *mt = nvc0_miptree(pt); - struct nvc0_miptree_level *lvl = &mt->level[level]; + struct nvc0_miptree *mt = nvc0_miptree(pt); /* guaranteed */ + struct nvc0_surface *ns; struct pipe_surface *ps; - unsigned img = 0; - - if (pt->target == PIPE_TEXTURE_CUBE) - img = face; + struct nvc0_miptree_level *lvl = &mt->level[templ->u.tex.level]; - ps = CALLOC_STRUCT(pipe_surface); - if (!ps) + ns = CALLOC_STRUCT(nvc0_surface); + if (!ns) return NULL; + ps = &ns->base; + + pipe_reference_init(&ps->reference, 1); pipe_resource_reference(&ps->texture, pt); + ps->context = pipe; ps->format = pt->format; - ps->width = u_minify(pt->width0, level); - ps->height = u_minify(pt->height0, level); - ps->usage = flags; - pipe_reference_init(&ps->reference, 1); - ps->face = face; - ps->level = level; - ps->zslice = zslice; - ps->offset = lvl->image_offset[img]; - - if (pt->target == PIPE_TEXTURE_3D) - ps->offset += get_zslice_offset(lvl->tile_mode, zslice, lvl->pitch, + ps->usage = templ->usage; + ps->u.tex.level = templ->u.tex.level; + ps->u.tex.first_layer = templ->u.tex.first_layer; + ps->u.tex.last_layer = templ->u.tex.last_layer; + + ns->width = u_minify(pt->width0, ps->u.tex.level); + ns->height = u_minify(pt->height0, ps->u.tex.level); + ns->depth = ps->u.tex.last_layer - ps->u.tex.first_layer + 1; + ns->offset = lvl->offset; + + /* comment says there are going to be removed, but they're used by the st */ + ps->width = ns->width; + ps->height = ns->height; + + if (mt->layout_3d) { + ns->offset += get_zslice_offset(lvl->tile_mode, ps->u.tex.first_layer, + lvl->pitch, util_format_get_nblocksy(pt->format, - ps->height)); + ns->height)); + } else { + ns->offset += mt->layer_stride * ps->u.tex.first_layer; + } + return ps; } void -nvc0_miptree_surface_del(struct pipe_surface *ps) +nvc0_miptree_surface_del(struct pipe_context *pipe, struct pipe_surface *ps) { struct nvc0_surface *s = nvc0_surface(ps); |