compute kerning from glyph indices for better performance

1 files changed, 2 insertions, 2 deletions

diff --git a/text.h b/text.h
index ff07e79..8b2f133 100644
--- a/text.h
+++ b/text.h
@@ -41,8 +41,8 @@ typedef struct {
 	/// largest y achieved (for computing size)
 	double y_largest;
 	
-	/// previous character rendered, or 0 if this is the first
-	char32_t prev_char;
+	/// index of previous glyph rendered, or 0 if this is the first
+	int prev_glyph;
 	
 	/// used for forwards-compatibility
 	char _reserved[64];