implement kai_read_input_*()

1 files changed, 49 insertions, 0 deletions

diff --git a/src/geometry/geometry.c b/src/geometry/geometry.c
index 2405ae9..0bc8602 100644
--- a/src/geometry/geometry.c
+++ b/src/geometry/geometry.c
@@ -156,3 +156,52 @@ void kai_release_source(struct ka_source_t s)
 	kai_release_float_array(s.float_array);
 	kai_release_accessor(s.accessor);
 }
+
+
+int kai_read_input_unshared(struct ka_input_t *dest, struct kai_tag_t *src)
+{
+	CHECK_TAG_TYPE("input");
+
+	char *semantic = kai_tag_attr_to_dup(src, "semantic");
+	if (semantic == NULL) { return -1; }
+	char *source = kai_tag_attr_to_dup(src, "source");
+	if (source == NULL) { free(semantic); return -1; }
+
+	dest->shared = false;
+	dest->offset = 0;
+	dest->semantic = semantic;
+	dest->source = source;
+	dest->set = 0;
+
+	return 0;
+}
+
+int kai_read_input_shared(struct ka_input_t *dest, struct kai_tag_t *src)
+{
+	int result = kai_read_input_unshared(dest, src);
+	if (result != 0) { return result; }
+
+	long offset = kai_tag_attr_to_long(src, "offset", -1);
+	if (offset == -1) { return -1; }
+
+	dest->shared = true;
+	dest->offset = offset;
+
+	long set = kai_tag_attr_to_long(src, "set", -1);
+	if (set != -1) {
+		dest->use_set = true;
+		dest->set = set;
+	}
+	else {
+		dest->use_set = false;
+	}
+
+	return 0;
+}
+
+void kai_release_input(struct ka_input_t i)
+{
+	free(i.semantic);
+	free(i.source);
+}
+