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diff vdp.h @ 1885:4178ce857e87

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Calculate fine scroll once per line for a small speedup
author Michael Pavone <pavone@retrodev.com>
date Sat, 21 Sep 2019 11:01:07 -0700
parents 55198fc9cc1f
children 7bb4081e9e52
line wrap: on
line diff
--- a/vdp.h	Sat Sep 21 10:53:51 2019 -0700
+++ b/vdp.h	Sat Sep 21 11:01:07 2019 -0700
@@ -193,7 +193,9 @@
 	uint16_t       border_top;
 	uint16_t       border_bot;
 	uint16_t       hscroll_a;
+	uint16_t       hscroll_a_fine;
 	uint16_t       hscroll_b;
+	uint16_t       hscroll_b_fine;
 	uint16_t       h40_lines;
 	uint16_t       output_lines;
 	sprite_draw    sprite_draw_list[MAX_SPRITES_LINE];