diff Renderer/test_render/spe/viewer_types.cpp @ 283:55ea4465b1a2

fix test_render
author e065746@localhost.localdomain
date Fri, 05 Jun 2009 16:49:12 +0900
parents
children
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Renderer/test_render/spe/viewer_types.cpp	Fri Jun 05 16:49:12 2009 +0900
@@ -0,0 +1,30 @@
+#include "viewer_types.h"
+
+int
+getLocalPosition(int d, int offset)
+{
+    return d & (offset-1);
+}
+
+/**
+ * ワールド座標における x の値を
+ * split_screen_w で分割した領域(1 〜 split_screen_w)での座標に変換する
+ * (ex. split_screen_w が 256 の場合、
+ *      x =   1 -> 1
+ *      x = 256 -> 256
+ *      x = 257 -> 1
+ */
+int
+getLocalX(int x)
+{
+    return getLocalPosition(x, split_screen_w);
+}
+
+/**
+ * getLocalX に同じ
+ */
+int
+getLocalY(int y)
+{
+    return getLocalPosition(y, split_screen_h);
+}