diff options
Diffstat (limited to 'src')
-rw-r--r-- | src/mesa/drivers/dri/i965/intel_mipmap_tree.c | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/i965/intel_mipmap_tree.c b/src/mesa/drivers/dri/i965/intel_mipmap_tree.c index 5580ce21c2c..8206b0e7270 100644 --- a/src/mesa/drivers/dri/i965/intel_mipmap_tree.c +++ b/src/mesa/drivers/dri/i965/intel_mipmap_tree.c @@ -667,6 +667,78 @@ free_aux_state_map(enum isl_aux_state **state) } static struct intel_mipmap_tree * +make_surface(struct brw_context *brw, GLenum target, mesa_format format, + unsigned first_level, unsigned last_level, + unsigned width0, unsigned height0, unsigned depth0, + unsigned num_samples, enum isl_tiling isl_tiling, + isl_surf_usage_flags_t isl_usage_flags, uint32_t alloc_flags, + struct brw_bo *bo) +{ + struct intel_mipmap_tree *mt = calloc(sizeof(*mt), 1); + if (!mt) + return NULL; + + if (!create_mapping_table(target, first_level, last_level, depth0, + mt->level)) { + free(mt); + return NULL; + } + + if (target == GL_TEXTURE_CUBE_MAP || + target == GL_TEXTURE_CUBE_MAP_ARRAY) + isl_usage_flags |= ISL_SURF_USAGE_CUBE_BIT; + + DBG("%s: %s %s %ux %u:%u:%u %d..%d <-- %p\n", + __func__, + _mesa_enum_to_string(target), + _mesa_get_format_name(format), + num_samples, width0, height0, depth0, + first_level, last_level, mt); + + struct isl_surf_init_info init_info = { + .dim = get_isl_surf_dim(target), + .format = translate_tex_format(brw, format, false), + .width = width0, + .height = height0, + .depth = target == GL_TEXTURE_3D ? depth0 : 1, + .levels = last_level - first_level + 1, + .array_len = target == GL_TEXTURE_3D ? 1 : depth0, + .samples = MAX2(num_samples, 1), + .usage = isl_usage_flags, + .tiling_flags = 1u << isl_tiling + }; + + if (!isl_surf_init_s(&brw->isl_dev, &mt->surf, &init_info)) + goto fail; + + assert(mt->surf.size % mt->surf.row_pitch == 0); + + if (!bo) { + mt->bo = brw_bo_alloc_tiled(brw->bufmgr, "isl-miptree", + mt->surf.size, + isl_tiling_to_bufmgr_tiling(isl_tiling), + mt->surf.row_pitch, alloc_flags); + if (!mt->bo) + goto fail; + } else { + mt->bo = bo; + } + + mt->first_level = first_level; + mt->last_level = last_level; + mt->target = target; + mt->format = format; + mt->refcount = 1; + mt->aux_state = NULL; + + return mt; + +fail: + intel_miptree_release(&mt); + return NULL; +} + +static struct intel_mipmap_tree * miptree_create(struct brw_context *brw, GLenum target, mesa_format format, |