start using GTE, rotate triangle with MVMVA cmd

[psx_test1] / src / sintab.h

diff --git a/src/sintab.h b/src/sintab.h
new file mode 100644 (file)
index 0000000..6a24b03
--- /dev/null
+++ b/src/sintab.h
@@ -0,0 +1,10 @@
+#ifndef SINTAB_H_
+#define SINTAB_H_
+
+extern int sintab[];
+
+#define SINTAB_SIZE            1024
+#define SIN(x) sintab[(x) & 0x3ff]
+#define COS(x) sintab[((x) + 256) & 0x3ff]
+
+#endif /* SINTAB_H_ */