From 73540690f71280a2bdda51b45203fd4ed43a1760 Mon Sep 17 00:00:00 2001 From: Chad Versace Date: Wed, 16 Nov 2011 22:42:44 -0800 Subject: [PATCH] intel: Define intel_miptree_check_level_layer() This is a small helper function that asserts that a given level and layer are valid for a miptree. I will be extensively using it in the future miptree HiZ functions. Reviewed-by: Eric Anholt Signed-off-by: Chad Versace --- src/mesa/drivers/dri/intel/intel_mipmap_tree.h | 13 +++++++++++++ 1 file changed, 13 insertions(+) diff --git a/src/mesa/drivers/dri/intel/intel_mipmap_tree.h b/src/mesa/drivers/dri/intel/intel_mipmap_tree.h index 8f024f9..d6134f8 100644 --- a/src/mesa/drivers/dri/intel/intel_mipmap_tree.h +++ b/src/mesa/drivers/dri/intel/intel_mipmap_tree.h @@ -28,6 +28,8 @@ #ifndef INTEL_MIPMAP_TREE_H #define INTEL_MIPMAP_TREE_H +#include + #include "intel_regions.h" /* A layer on top of the intel_regions code which adds: @@ -188,6 +190,17 @@ intel_miptree_create_for_renderbuffer(struct intel_context *intel, uint32_t width, uint32_t height); +/** \brief Assert that the level and layer are valid for the miptree. */ +static inline void +intel_miptree_check_level_layer(struct intel_mipmap_tree *mt, + uint32_t level, + uint32_t layer) +{ + assert(level >= mt->first_level); + assert(level <= mt->last_level); + assert(layer < mt->level[level].depth); +} + int intel_miptree_pitch_align (struct intel_context *intel, struct intel_mipmap_tree *mt, uint32_t tiling, -- 2.7.4