Fixed a large number of documentation warnings.

Source/OpenTK/Audio/AudioContext.cs

@@ -82,6 +82,10 @@ namespace OpenTK.Audio
 
         #region public AudioContext(string device)
 
+        /// <summary>
+        /// Constructs a new AudioContext instance.
+        /// </summary>
+        /// <param name="device">The device name that will host this instance.</param>
         public AudioContext(string device) : this(device, 0, 0, false, true, MaxAuxiliarySends.UseDriverDefault) { }
 
         #endregion

Source/OpenTK/Audio/OpenAL/Alc/AlcEnums.cs

@@ -89,7 +89,7 @@ namespace OpenTK.Audio.OpenAL
     }
 
     /// <summary>
-    /// Defines available parameters for <see cref="OpenTK.Audio.Alc.GetString(IntPtr, AlcGetStringList)"/>.
+    /// Defines available parameters for <see cref="Alc.GetString(IntPtr, AlcGetStringList)"/>.
     /// </summary>
     public enum AlcGetStringList : int
     {
@@ -104,7 +104,7 @@ namespace OpenTK.Audio.OpenAL
     }
 
     /// <summary>
-    /// Defines available parameters for <see cref="OpenTK.Audio.Alc.GetInteger(IntPtr, AlcGetInteger, int, out int)"/>.
+    /// Defines available parameters for <see cref="Alc.GetInteger(IntPtr, AlcGetInteger, int, out int)"/>.
     /// </summary>
     public enum AlcGetInteger : int
     {

Source/OpenTK/DisplayResolution.cs

@@ -177,6 +177,12 @@ namespace OpenTK
 
         #region --- Operator Overloads ---
 
+        /// <summary>
+        /// Compares two instances for equality.
+        /// </summary>
+        /// <param name="left">The first instance.</param>
+        /// <param name="right">The second instance.</param>
+        /// <returns>True, if left equals right; false otherwise.</returns>
         public static bool operator== (DisplayResolution left, DisplayResolution right)
         {
             if (((object)left) == null && ((object)right) == null)
@@ -187,6 +193,12 @@ namespace OpenTK
             return left.Equals(right);
         }
 
+        /// <summary>
+        /// Compares two instances for inequality.
+        /// </summary>
+        /// <param name="left">The first instance.</param>
+        /// <param name="right">The second instance.</param>
+        /// <returns>True, if left does not equal right; false otherwise.</returns>
         public static bool operator !=(DisplayResolution left, DisplayResolution right)
         {
             return !(left == right);

Source/OpenTK/Graphics/BindingsBase.cs

@@ -161,16 +161,7 @@ namespace OpenTK.Graphics
 
         #region LoadDelegate
 
-        /// <summary>
+        // Tries to load the specified core or extension function.
-        /// Tries to load the specified core or extension function.
-        /// </summary>
-        /// <param name="function">The name of the function (i.e. glShaderSource)</param>
-        /// <returns>True if the function was found and reloaded, false otherwise.</returns>
-        /// <remarks>
-        /// <para>
-        /// Use this function if you require greater granularity when loading entry points.
-        /// </para>
-        /// </remarks>
         Delegate LoadDelegate(string name, Type signature)
         {
             MethodInfo m;

Source/OpenTK/Graphics/GraphicsContext.cs

@@ -146,7 +146,8 @@ namespace OpenTK.Graphics
         /// </summary>
         /// <returns>A new, dummy GraphicsContext instance.</returns>
         /// <remarks>
-        /// <para>Instances created by this methodwill not be functional. Instance methods will have no effect.</para>
+        /// <para>Instances created by this method will not be functional. Instance methods will have no effect.</para>
+        /// <para>This method requires that a context is current on the calling thread.</para>
         /// </remarks>
         public static GraphicsContext CreateDummyContext()
         {
@@ -157,6 +158,14 @@ namespace OpenTK.Graphics
             return CreateDummyContext(handle);
         }
 
+        /// <summary>
+        /// Creates a dummy GraphicsContext to allow OpenTK to work with contexts created by external libraries.
+        /// </summary>
+        /// <param name="handle">The handle of a context.</param>
+        /// <returns>A new, dummy GraphicsContext instance.</returns>
+        /// <remarks>
+        /// <para>Instances created by this method will not be functional. Instance methods will have no effect.</para>
+        /// </remarks>
         public static GraphicsContext CreateDummyContext(ContextHandle handle)
         {
             if (handle == ContextHandle.Zero)

Source/OpenTK/INativeWindow.cs

@@ -121,11 +121,14 @@ namespace OpenTK
         /// </summary>
         Size ClientSize { get; set; }
 
+        /// <summary>
+        /// This property is deprecated and should not be used.
+        /// </summary>
         [Obsolete]
         OpenTK.Input.IInputDriver InputDriver { get; }
 
         /// <summary>
-        /// Closes this window. Equivalent to <see cref="INativeWindow.Dispose()"/>.
+        /// Closes this window.
         /// </summary>
         void Close();
         

Source/OpenTK/Input/KeyboardDevice.cs

@@ -141,12 +141,18 @@ namespace OpenTK.Input
 
         #region --- IInputDevice Members ---
 
+        /// <summary>
+        /// Gets a <see cref="System.String"/> which describes this instance.
+        /// </summary>
         public string Description
         {
             get { return description; }
             internal set { description = value; }
         }
 
+        /// <summary>
+        /// Gets the <see cref="InputDeviceType"/> for this instance.
+        /// </summary>
         public InputDeviceType DeviceType
         {
             get { return InputDeviceType.Keyboard; }

Source/OpenTK/Math/Functions.cs

@@ -183,16 +183,47 @@ namespace OpenTK
 
         #endregion
 
+        #region Mathematical constants
+
+        /// <summary>
+        /// Obsolete. Do not use.
+        /// </summary>
         public static readonly float PIF = 3.141592653589793238462643383279502884197169399375105820974944592307816406286208998628034825342117067982148086513282306647093844609550582231725359408128481117450284102701938521105559644622948954930382f;
+
+        /// <summary>
+        /// Obsolete. Do not use.
+        /// </summary>
         public static readonly float RTODF = 180.0f / PIF;
+
+        /// <summary>
+        /// Obsolete. Do not use.
+        /// </summary>
         public static readonly float DTORF = PIF / 180.0f;
 
+        /// <summary>
+        /// Obsolete. Do not use.
+        /// </summary>
         public static readonly double PI = 3.141592653589793238462643383279502884197169399375105820974944592307816406286208998628034825342117067982148086513282306647093844609550582231725359408128481117450284102701938521105559644622948954930382d;
+
+        /// <summary>
+        /// Obsolete. Do not use.
+        /// </summary>
         public static readonly double RTOD = 180.0d / PIF;
+
+        /// <summary>
+        /// Obsolete. Do not use.
+        /// </summary>
         public static readonly double DTOR = PIF / 180.0d;
 
+        #endregion
+
         #region Swap
 
+        /// <summary>
+        /// Swaps two float values.
+        /// </summary>
+        /// <param name="a">The first value.</param>
+        /// <param name="b">The second value.</param>
         public static void Swap(ref double a, ref double b)
         {
             double temp = a;
@@ -200,6 +231,11 @@ namespace OpenTK
             b = temp;
         }
 
+        /// <summary>
+        /// Swaps two float values.
+        /// </summary>
+        /// <param name="a">The first value.</param>
+        /// <param name="b">The second value.</param>
         public static void Swap(ref float a, ref float b)
         {
             float temp = a;