Removed sizeof from @MappedType, it's calculated automatically now.

Added padding to @MappedType, defaults to 0.
Added support for @Pointer long fields for easier interaction with pointer data.

src/java/org/lwjgl/test/mapped/MappedFloat.java

@@ -35,7 +35,7 @@ import org.lwjgl.util.mapped.MappedObject;
 import org.lwjgl.util.mapped.MappedType;
 
 /** @author Riven */
-@MappedType(sizeof = 4)
+@MappedType
 public class MappedFloat extends MappedObject {
 
 	public MappedFloat() {

src/java/org/lwjgl/test/mapped/MappedObjectTests3.java

@@ -82,7 +82,7 @@ public class MappedObjectTests3 {
 		System.out.println("current.view=" + some.view + ", not " + elementCount + ", as you might expect");
 	}
 
-	@MappedType(sizeof = 12)
+	@MappedType
 	public static class Xyz extends MappedObject {
 
 		int x, y, z;

src/java/org/lwjgl/test/mapped/MappedObjectTests4.java

@@ -32,7 +32,11 @@
 package org.lwjgl.test.mapped;
 
 import org.lwjgl.MemoryUtil;
+import org.lwjgl.PointerBuffer;
 import org.lwjgl.opengl.Display;
+import org.lwjgl.util.mapped.MappedObject;
+import org.lwjgl.util.mapped.MappedType;
+import org.lwjgl.util.mapped.Pointer;
 
 import java.io.File;
 import java.nio.ByteBuffer;
@@ -112,4 +116,35 @@ public class MappedObjectTests4 {
 		}
 	}
 
+	@MappedType
+	public static class MappedPointer extends MappedObject {
+
+		int foo;
+		@Pointer long pointer;
+		int bar;
+
+	}
+
+	public static void testPointer() {
+		MappedPointer data = MappedPointer.malloc(100);
+
+		assert (data.backingByteBuffer().capacity() == 100 * (4 + 4 + PointerBuffer.getPointerSize()));
+
+		for ( int i = 0; i < 100; i++ ) {
+			data.view = i;
+
+			data.foo = i;
+			data.pointer = i * 1000;
+			data.bar = i * 2;
+		}
+
+		for ( int i = 0; i < 100; i++ ) {
+			data.view = i;
+
+			assert (data.foo == i);
+			assert (data.pointer == i * 1000);
+			assert (data.bar == i * 2);
+		}
+	}
+
 }

src/java/org/lwjgl/test/mapped/MappedSomething.java

@@ -38,7 +38,7 @@ import org.lwjgl.util.mapped.MappedType;
 import java.nio.ByteBuffer;
 
 /** @author Riven */
-@MappedType(sizeof = 64)
+@MappedType
 public class MappedSomething extends MappedObject {
 
 	@MappedField(byteOffset = 0)

src/java/org/lwjgl/test/mapped/MappedVec2.java

@@ -35,7 +35,7 @@ import org.lwjgl.util.mapped.MappedObject;
 import org.lwjgl.util.mapped.MappedType;
 
 /** @author Riven */
-@MappedType(sizeof = 8)
+@MappedType
 public class MappedVec2 extends MappedObject {
 
 	public float x;

src/java/org/lwjgl/test/mapped/MappedVec3.java

@@ -35,7 +35,7 @@ import org.lwjgl.util.mapped.MappedObject;
 import org.lwjgl.util.mapped.MappedType;
 
 /** @author Riven */
-@MappedType(sizeof = 12)
+@MappedType
 public class MappedVec3 extends MappedObject {
 
 	public float x;

src/java/org/lwjgl/test/mapped/TestMappedObject.java

@@ -51,6 +51,7 @@ public class TestMappedObject {
 		MappedObjectTransformer.register(MappedVec3.class);
 		MappedObjectTransformer.register(MappedSomething.class);
 		MappedObjectTransformer.register(MappedObjectTests3.Xyz.class);
+		MappedObjectTransformer.register(MappedObjectTests4.MappedPointer.class);
 
 		if ( MappedObjectClassLoader.fork(TestMappedObject.class, args) ) {
 			return;
@@ -72,9 +73,8 @@ public class TestMappedObject {
 		MappedObjectTests3.testMappedSet();
 
 		MappedObjectTests4.testLocalView();
-
 		//MappedObjectTests4.testLWJGL();
-
+		MappedObjectTests4.testPointer();
 
 		System.out.println("done");
 	}

src/java/org/lwjgl/test/opengl/sprites/SpriteShootoutMapped.java

@@ -204,14 +204,14 @@ public final class SpriteShootoutMapped {
 		return texID;
 	}
 
-	@MappedType(sizeof = 4)
+	@MappedType
 	public static class Pixel4b extends MappedObject {
 
 		public byte r, g, b, a;
 
 	}
 
-	@MappedType(sizeof = 3, align = 3)
+	@MappedType(align = 3)
 	public static class Pixel3b extends MappedObject {
 
 		public byte r, g, b;
@@ -413,15 +413,15 @@ public final class SpriteShootoutMapped {
 		Display.destroy();
 	}
 
-	@MappedType(sizeof = 4 * 4)
+	@MappedType
 	public static class Sprite extends MappedObject {
 
-		public float x, y;
-		public float dx, dy;
+		public float x, dx;
+		public float y, dy;
 
 	}
 
-	@MappedType(sizeof = 2 * 4)
+	@MappedType
 	public static class SpriteRender extends MappedObject {
 
 		public float x, y;
@@ -536,12 +536,15 @@ public final class SpriteShootoutMapped {
 				x += dx * delta;
 				if ( x < ballRadius ) {
 					x = ballRadius;
-					sprites[b].dx = -dx;
+					dx = -dx;
 				} else if ( x > boundW ) {
 					x = boundW;
-					sprites[b].dx = -dx;
+					dx = -dx;
 				}
+
 				sprites[b].x = x;
+				sprites[b].dx = dx;
+				spritesRender[r].x = x;
 
 				float y = sprites[b].y;
 				float dy = sprites[b].dy;
@@ -549,14 +552,14 @@ public final class SpriteShootoutMapped {
 				y += dy * delta;
 				if ( y < ballRadius ) {
 					y = ballRadius;
-					sprites[b].dy = -dy;
+					dy = -dy;
 				} else if ( y > boundH ) {
 					y = boundH;
-					sprites[b].dy = -dy;
+					dy = -dy;
 				}
-				sprites[b].y = y;
 
-				spritesRender[r].x = x;
+				sprites[b].y = y;
+				sprites[b].dy = dy;
 				spritesRender[r].y = y;
 			}
 		}