Mercurial > hg > forks > multipaint-js

diff multipaint.pde @ 7:c848a6133cfc

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Fix many calculations (divisions) that assume integer variable division semantics by truncating to int(). Also add two helper functions chop2(v) and chop8(v) and use them where appropriate.
author Matti Hamalainen <ccr@tnsp.org>
date Tue, 03 Jul 2018 22:17:48 +0300
parents a1261cd4c676
children dfdc18b62fab
line wrap: on
line diff
--- a/multipaint.pde	Tue Jul 03 21:27:18 2018 +0300
+++ b/multipaint.pde	Tue Jul 03 22:17:48 2018 +0300
@@ -202,16 +202,16 @@
 
     set_machine(machine);
     g_windowx = width - (g_hedge) - (g_wzoom * X);
-    g_windowx = g_windowx / 2;
+    g_windowx = int(g_windowx / 2);
     g_windowy = height - (g_vedge) - (g_wzoom * Y);
-    g_windowy = g_windowy / 2;
+    g_windowy = int(g_windowy / 2);
 
     switcher(3);
 
     g_map[4] = byte(g_maxcolors - 1);
     g_ofarge = g_farge;
-    MX = X / 8;
-    MY = Y / 8;
+    MX = int(X / 8);
+    MY = int(Y / 8);
     g_realfront = byte(g_farge);
     g_realback = byte(g_backg);