make tint signed

diff --git a/render/render.h b/render/render.h
index 35522110f29bad46548365368e84b0a5e032296c..c614d871f8e16bec45f7552f125afaa2d54d3abd 100644 (file)
--- a/render/render.h
+++ b/render/render.h
@@ -91,7 +91,7 @@ typedef struct TextureText {
     ObFont *font;
     Justify justify;
     int shadow;
-    unsigned char tint;
+    char tint;
     unsigned char offset;
     color_rgb *color;
     char *string;