BasisUniversal: Ensure ASTC's HDR variant is supported when transcoding

(cherry picked from commit 4d46ef8e8e3f8c9cb57902ef18a21ba49b38514d)

drivers/gles3/storage/utilities.cpp

@@ -421,6 +421,9 @@ bool Utilities::has_os_feature(const String &p_feature) const {
 	if (p_feature == "etc2") {
 		return config->etc2_supported;
 	}
+	if (p_feature == "astc_hdr") {
+		return config->astc_hdr_supported;
+	}
 
 	return false;
 }

modules/basis_universal/image_compress_basisu.cpp

@@ -275,6 +275,7 @@ Ref<Image> basis_universal_unpacker_ptr(const uint8_t *p_data, int p_size) {
 	bool rgtc_supported = RS::get_singleton()->has_os_feature("rgtc");
 	bool s3tc_supported = RS::get_singleton()->has_os_feature("s3tc");
 	bool etc2_supported = RS::get_singleton()->has_os_feature("etc2");
+	bool astc_hdr_supported = RS::get_singleton()->has_os_feature("astc_hdr");
 
 	bool needs_ra_rg_swap = false;
 	bool needs_rg_trim = false;
@@ -379,7 +380,7 @@ Ref<Image> basis_universal_unpacker_ptr(const uint8_t *p_data, int p_size) {
 			if (bptc_supported) {
 				basisu_format = basist::transcoder_texture_format::cTFBC6H;
 				image_format = Image::FORMAT_BPTC_RGBFU;
-			} else if (astc_supported) {
+			} else if (astc_hdr_supported) {
 				basisu_format = basist::transcoder_texture_format::cTFASTC_HDR_4x4_RGBA;
 				image_format = Image::FORMAT_ASTC_4x4_HDR;
 			} else {

servers/rendering/renderer_rd/storage_rd/utilities.cpp

@@ -286,6 +286,10 @@ bool Utilities::has_os_feature(const String &p_feature) const {
 		return true;
 	}
 
+	if (p_feature == "astc_hdr" && RD::get_singleton()->texture_is_format_supported_for_usage(RD::DATA_FORMAT_ASTC_4x4_SFLOAT_BLOCK, RD::TEXTURE_USAGE_SAMPLING_BIT)) {
+		return true;
+	}
+
 	return false;
 }