change some files and start on scrolling

2 files changed, 41 insertions, 2 deletions

diff --git a/src/main/java/cc/polyfrost/oneconfig/lwjgl/plugin/ClassTransformer.java b/src/main/java/cc/polyfrost/oneconfig/lwjgl/plugin/ClassTransformer.java
index c34f3b8..858d615 100644
--- a/src/main/java/cc/polyfrost/oneconfig/lwjgl/plugin/ClassTransformer.java
+++ b/src/main/java/cc/polyfrost/oneconfig/lwjgl/plugin/ClassTransformer.java
@@ -23,11 +23,11 @@ public class ClassTransformer implements IClassTransformer {
                     InsnList list = new InsnList();
 
                     list.add(new VarInsnNode(Opcodes.LLOAD, 0));
-                    list.add(new TypeInsnNode(Opcodes.NEW, "cc/polyfrost/oneconfig/lwjgl/Lwjgl2FunctionProvider"));
+                    list.add(new TypeInsnNode(Opcodes.NEW, "cc/polyfrost/oneconfig/lwjgl/plugin/Lwjgl2FunctionProvider"));
                     list.add(new InsnNode(Opcodes.DUP));
                     list.add(new MethodInsnNode(
                             Opcodes.INVOKESPECIAL,
-                            "cc/polyfrost/oneconfig/lwjgl/Lwjgl2FunctionProvider",
+                            "cc/polyfrost/oneconfig/lwjgl/plugin/Lwjgl2FunctionProvider",
                             "<init>",
                             "()V",
                             false
diff --git a/src/main/java/cc/polyfrost/oneconfig/lwjgl/plugin/Lwjgl2FunctionProvider.java b/src/main/java/cc/polyfrost/oneconfig/lwjgl/plugin/Lwjgl2FunctionProvider.java
new file mode 100644
index 0000000..4cef17c
--- /dev/null
+++ b/src/main/java/cc/polyfrost/oneconfig/lwjgl/plugin/Lwjgl2FunctionProvider.java
@@ -0,0 +1,39 @@
+package cc.polyfrost.oneconfig.lwjgl.plugin;
+
+import org.lwjgl.opengl.GLContext;
+import org.lwjgl.system.FunctionProvider;
+
+import java.lang.reflect.Method;
+import java.nio.ByteBuffer;
+
+/**
+ * Taken from LWJGLTwoPointFive under The Unlicense
+ * <a href="https://github.com/DJtheRedstoner/LWJGLTwoPointFive/blob/master/LICENSE/">https://github.com/DJtheRedstoner/LWJGLTwoPointFive/blob/master/LICENSE/</a>
+ */
+public class Lwjgl2FunctionProvider implements FunctionProvider {
+
+    private final Method m_getFunctionAddress;
+
+    public Lwjgl2FunctionProvider() {
+        try {
+            m_getFunctionAddress = GLContext.class.getDeclaredMethod("getFunctionAddress", String.class);
+            m_getFunctionAddress.setAccessible(true);
+        } catch (Exception e) {
+            throw new RuntimeException(e);
+        }
+    }
+
+    @Override
+    public long getFunctionAddress(CharSequence functionName) {
+        try {
+            return (long) m_getFunctionAddress.invoke(null, functionName.toString());
+        } catch (Exception e) {
+            throw new RuntimeException(e);
+        }
+    }
+
+    @Override
+    public long getFunctionAddress(ByteBuffer byteBuffer) {
+        throw new UnsupportedOperationException();
+    }
+}
\ No newline at end of file