diff options
Diffstat (limited to 'src/gallium/drivers/nv50/nv50_miptree.c')
-rw-r--r-- | src/gallium/drivers/nv50/nv50_miptree.c | 43 |
1 files changed, 31 insertions, 12 deletions
diff --git a/src/gallium/drivers/nv50/nv50_miptree.c b/src/gallium/drivers/nv50/nv50_miptree.c index 3d58746793..9e083b662d 100644 --- a/src/gallium/drivers/nv50/nv50_miptree.c +++ b/src/gallium/drivers/nv50/nv50_miptree.c @@ -55,6 +55,20 @@ get_tile_mode(unsigned ny, unsigned d) return tile_mode | 0x10; } +static INLINE unsigned +get_zslice_offset(unsigned tile_mode, unsigned z, unsigned pitch, unsigned nb_h) +{ + unsigned tile_h = get_tile_height(tile_mode); + unsigned tile_d = get_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_3d = tile_d * align(nb_h, tile_h) * pitch; + + return (z % tile_d) * pitch_2d + (z / tile_d) * pitch_3d; +} + static struct pipe_texture * nv50_miptree_create(struct pipe_screen *pscreen, const struct pipe_texture *tmp) { @@ -91,13 +105,11 @@ nv50_miptree_create(struct pipe_screen *pscreen, const struct pipe_texture *tmp) for (l = 0; l <= pt->last_level; l++) { struct nv50_miptree_level *lvl = &mt->level[l]; - - pt->nblocksx[l] = pf_get_nblocksx(&pt->block, width); - pt->nblocksy[l] = pf_get_nblocksy(&pt->block, height); + unsigned nblocksy = pf_get_nblocksy(pt->format, height); lvl->image_offset = CALLOC(mt->image_nr, sizeof(int)); - lvl->pitch = align(pt->nblocksx[l] * pt->block.size, 64); - lvl->tile_mode = get_tile_mode(pt->nblocksy[l], depth); + lvl->pitch = align(pf_get_stride(pt->format, width), 64); + lvl->tile_mode = get_tile_mode(nblocksy, depth); width = u_minify(width, 1); height = u_minify(height, 1); @@ -118,7 +130,7 @@ nv50_miptree_create(struct pipe_screen *pscreen, const struct pipe_texture *tmp) unsigned tile_d = get_tile_depth(lvl->tile_mode); size = lvl->pitch; - size *= align(pt->nblocksy[l], tile_h); + size *= align(pf_get_nblocksy(pt->format, u_minify(pt->height0, l)), tile_h); size *= align(u_minify(pt->depth0, l), tile_d); lvl->image_offset[i] = mt->total_size; @@ -132,6 +144,8 @@ nv50_miptree_create(struct pipe_screen *pscreen, const struct pipe_texture *tmp) 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; } @@ -171,6 +185,10 @@ static void nv50_miptree_destroy(struct pipe_texture *pt) { struct nv50_miptree *mt = nv50_miptree(pt); + unsigned l; + + for (l = 0; l < pt->last_level; ++l) + FREE(mt->level[l].image_offset); nouveau_bo_ref(NULL, &mt->base.bo); FREE(mt); @@ -184,15 +202,10 @@ nv50_miptree_surface_new(struct pipe_screen *pscreen, struct pipe_texture *pt, struct nv50_miptree *mt = nv50_miptree(pt); struct nv50_miptree_level *lvl = &mt->level[level]; struct pipe_surface *ps; - int img; + unsigned img = 0; if (pt->target == PIPE_TEXTURE_CUBE) img = face; - else - if (pt->target == PIPE_TEXTURE_3D) - img = zslice; - else - img = 0; ps = CALLOC_STRUCT(pipe_surface); if (!ps) @@ -208,6 +221,12 @@ nv50_miptree_surface_new(struct pipe_screen *pscreen, struct pipe_texture *pt, ps->zslice = zslice; ps->offset = lvl->image_offset[img]; + if (pt->target == PIPE_TEXTURE_3D) { + unsigned nb_h = pf_get_nblocksy(pt->format, ps->height); + ps->offset += get_zslice_offset(lvl->tile_mode, zslice, + lvl->pitch, nb_h); + } + return ps; } |