From 6cd898dbc282ee50c816cccaf68ba8e0860d22c7 Mon Sep 17 00:00:00 2001
From: Erik Faye-Lund <erik.faye-lund@collabora.com>
Date: Fri, 23 May 2025 12:55:46 +0200
Subject: [PATCH] util/format: add util_format_is_astc_hdr()-helper

This will be used later in the series.

Reviewed-by: Alyssa Rosenzweig <alyssa@rosenzweig.io>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/35132>
---
 src/util/format/u_format.h | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)

diff --git a/src/util/format/u_format.h b/src/util/format/u_format.h
index fa8516780c8..a8c69ab791c 100644
--- a/src/util/format/u_format.h
+++ b/src/util/format/u_format.h
@@ -559,6 +559,30 @@ util_format_is_etc(enum pipe_format format)
    return desc->layout == UTIL_FORMAT_LAYOUT_ETC ? true : false;
 }
 
+static inline bool
+util_format_is_astc_hdr(enum pipe_format format)
+{
+   switch (format) {
+   case PIPE_FORMAT_ASTC_4x4_FLOAT:
+   case PIPE_FORMAT_ASTC_5x4_FLOAT:
+   case PIPE_FORMAT_ASTC_5x5_FLOAT:
+   case PIPE_FORMAT_ASTC_6x5_FLOAT:
+   case PIPE_FORMAT_ASTC_6x6_FLOAT:
+   case PIPE_FORMAT_ASTC_8x5_FLOAT:
+   case PIPE_FORMAT_ASTC_8x6_FLOAT:
+   case PIPE_FORMAT_ASTC_8x8_FLOAT:
+   case PIPE_FORMAT_ASTC_10x5_FLOAT:
+   case PIPE_FORMAT_ASTC_10x6_FLOAT:
+   case PIPE_FORMAT_ASTC_10x8_FLOAT:
+   case PIPE_FORMAT_ASTC_10x10_FLOAT:
+   case PIPE_FORMAT_ASTC_12x10_FLOAT:
+   case PIPE_FORMAT_ASTC_12x12_FLOAT:
+      return true;
+   default:
+      return false;;
+   }
+}
+
 static inline bool
 util_format_is_srgb(enum pipe_format format)
 {