- return util_format_get_nblocksy(tex->tex.format, height);
-}
-
-static void r300_setup_miptree(struct r300_screen* screen,
- struct r300_texture* tex)
-{
- struct pipe_texture* base = &tex->tex;
- unsigned stride, size, layer_size, nblocksy, i;
- boolean rv350_mode = screen->caps->family >= CHIP_FAMILY_RV350;
-
- SCREEN_DBG(screen, DBG_TEX, "r300: Making miptree for texture, format %s\n",
- util_format_name(base->format));
-
- for (i = 0; i <= base->last_level; i++) {
- /* Let's see if this miplevel can be macrotiled. */
- tex->mip_macrotile[i] =
- (tex->macrotile == R300_BUFFER_TILED &&
- r300_texture_macro_switch(tex, i, rv350_mode, TILE_WIDTH) &&
- r300_texture_macro_switch(tex, i, rv350_mode, TILE_HEIGHT)) ?
- R300_BUFFER_TILED : R300_BUFFER_LINEAR;
-
- stride = r300_texture_get_stride(screen, tex, i);
- nblocksy = r300_texture_get_nblocksy(tex, i);
- layer_size = stride * nblocksy;
-
- if (base->target == PIPE_TEXTURE_CUBE)
- size = layer_size * 6;
- else
- size = layer_size * u_minify(base->depth0, i);
-
- tex->offset[i] = tex->size;
- tex->size = tex->offset[i] + size;
- tex->layer_size[i] = layer_size;
- tex->pitch[i] = stride / util_format_get_blocksize(base->format);
-
- SCREEN_DBG(screen, DBG_TEX, "r300: Texture miptree: Level %d "
- "(%dx%dx%d px, pitch %d bytes) %d bytes total, macrotiled %s\n",
- i, u_minify(base->width0, i), u_minify(base->height0, i),
- u_minify(base->depth0, i), stride, tex->size,
- tex->mip_macrotile[i] ? "TRUE" : "FALSE");