Added MathTest.java

src/java/org/lwjgl/test/MathTest.java

@@ -0,0 +1,30 @@
+package org.lwjgl.test;
+
+import java.nio.*;
+
+import org.lwjgl.*;
+
+public class MathTest {
+    public static void main(String[] args) {
+        ByteBuffer buf = ByteBuffer.allocateDirect(100);
+        buf.order(ByteOrder.nativeOrder());
+        FloatBuffer float_buf = buf.asFloatBuffer();
+        float f = 0f;
+        while (float_buf.hasRemaining()) {
+            f += 0.5f;
+            float_buf.put(f);
+        }
+        float_buf.rewind();
+        System.out.println("Src buffer:");
+        while (float_buf.hasRemaining())
+            System.out.print(float_buf.get() + " ");
+        System.out.println("");
+        int buf_address = Sys.getDirectBufferAddress(float_buf);
+        org.lwjgl.Math.matrixOp(org.lwjgl.Math.MATRIXOP_NEGATE, buf_address, 0, 100, 1, 1, false, buf_address, 0, false);
+        System.out.println("Negated result:");
+        float_buf.rewind();
+        while (float_buf.hasRemaining())
+            System.out.print(float_buf.get() + " ");
+        System.out.println("");
+    }
+}