graph->num_columns = 0;
graph->num_new_columns = 0;
graph->mapping_size = 0;
- graph->default_column_color = 0;
+ /*
+ * Start the column color at the maximum value, since we'll
+ * always increment it for the first commit we output.
+ * This way we start at 0 for the first commit.
+ */
+ graph->default_column_color = COLUMN_COLORS_MAX - 1;
/*
* Allocate a reasonably large default number of columns
parent;
parent = next_interesting_parent(graph, parent)) {
/*
- * If this is a merge increment the current
+ * If this is a merge, or the start of a new
+ * childless column, increment the current
* color.
*/
- if (graph->num_parents > 1)
+ if (graph->num_parents > 1 ||
+ !is_commit_in_columns) {
graph_increment_column_color(graph);
+ }
graph_insert_into_new_columns(graph,
parent->item,
&mapping_idx);