diff options
| author | Christoph Bumiller <[email protected]> | 2009-12-13 14:36:54 +0100 |
|---|---|---|
| committer | Christoph Bumiller <[email protected]> | 2009-12-13 14:39:19 +0100 |
| commit | 079b670111fe41cabf700d089f489d4b116af5eb (patch) | |
| tree | d8debb09af7ed594ee0fd893d732156b39ce8312 /src | |
| parent | 7b5a6fa0c87a821835161494987994a781401303 (diff) | |
nv50: add proper zslice offset in miptree_surface
Diffstat (limited to 'src')
| -rw-r--r-- | src/gallium/drivers/nv50/nv50_miptree.c | 27 | ||||
| -rw-r--r-- | src/gallium/drivers/nv50/nv50_transfer.c | 14 |
2 files changed, 21 insertions, 20 deletions
diff --git a/src/gallium/drivers/nv50/nv50_miptree.c b/src/gallium/drivers/nv50/nv50_miptree.c index 795db5872df..9e083b662dd 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) { @@ -188,15 +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) @@ -212,6 +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; } diff --git a/src/gallium/drivers/nv50/nv50_transfer.c b/src/gallium/drivers/nv50/nv50_transfer.c index 6a98d806d00..104d29a003f 100644 --- a/src/gallium/drivers/nv50/nv50_transfer.c +++ b/src/gallium/drivers/nv50/nv50_transfer.c @@ -119,20 +119,6 @@ nv50_transfer_rect_m2mf(struct pipe_screen *pscreen, } } -static INLINE unsigned -get_zslice_offset(unsigned tile_mode, unsigned z, unsigned pitch, unsigned ny) -{ - 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 == to next slice in next 2D array of blocks */ - unsigned pitch_2d = tile_h * 64; - unsigned pitch_3d = tile_d * align(ny, tile_h) * pitch; - - return (z % tile_d) * pitch_2d + (z / tile_d) * pitch_3d; -} - static struct pipe_transfer * nv50_transfer_new(struct pipe_screen *pscreen, struct pipe_texture *pt, unsigned face, unsigned level, unsigned zslice, |