Initial source commit

minorGems/numtest.cpp

@@ -0,0 +1,49 @@
+/*
+ * Modification History
+ *
+ * 2001-February-3		Jason Rohrer
+ * Created.
+ *
+ * 2001-February-4		Jason Rohrer
+ * Fixed a bug that made this test not compatible with TypeIO.
+ * Fixed comment.  
+ */
+
+#include <stdio.h>
+
+// function for testing how doubles are stored
+
+/*
+ * The output from a big-endian linux is as follows:
+ *	
+ *	size of double = 8
+ *	byte 0 = 63
+ *	byte 1 = 255
+ *	byte 2 = 189
+ *	byte 3 = 137
+ *	byte 4 = 176
+ *	byte 5 = 126
+ *	byte 6 = 158
+ *	byte 7 = 168
+ *
+ */
+
+int main() {
+	printf( "size of double = %d\n", sizeof( double ) );
+	
+	
+	
+	
+	
+	double x = 1.983773889;
+	
+	
+	unsigned char *doubleBuffer = (unsigned char*)( &x );
+	
+	for( int i=0; i<8; i++ ) {
+		
+		printf( "byte %d = %d\n", i, doubleBuffer[i] );
+		}
+		
+	return 0;
+	}