/// <summary>
/// <para>Each Cg context maintains a NULL-terminated string containing warning and error messages generated by the Cg compiler, state managers and the like.</para>
/// <para>cgSetLastListing allows applications and custom state managers to set the listing text.</para>
/// <para>ERROR: CG_INVALID_PARAMETER_ERROR is generated if handle is invalid.</para>
/// <para>VERSION: cgSetLastListing was introduced in Cg 1.4.</para>
/// </summary>
/// <param name="handle">A CgContext, CGstateassignment, CGeffect, CGpass, or CGtechnique belonging to the context whose listing text is to be set.</param>
/// <param name="listing">The new listing text.</param>
public static void SetLastListing(CgHandle handle, string listing)
{
cgSetLastListing(handle, listing);
}
/// <summary>
/// <para>cgGetUserType returns the enumerant associated with the user-defined type with the given index in the given CgProgram or CGeffect.</para>
/// <para>ERROR: CG_INVALID_PROGRAM_HANDLE_ERROR is generated if handle is not a valid program or effect handle. CG_OUT_OF_ARRAY_BOUNDS_ERROR is generated if index is outside the proper range.</para>
/// <para>VERSION: cgGetUserType was introduced in Cg 1.2.</para>
/// </summary>
/// <param name="handle">The CgProgram or CGeffect in which the type is defined.</param>
/// <param name="index">The index of the user-defined type. index must be greater than or equal to 0 and less than the value returned by cgGetNumUserTypes.</param>
/// <returns>Returns the type enumerant associated with the type with the given index.</returns>
public static CgType GetUserType(CgHandle handle, int index)
{
return cgGetUserType(handle, index);
}
/// <summary>
/// <para>cgIsParameterUsed returns CG_TRUE if param is potentially used by the given container.</para>
/// <para>If param is a struct or array, CG_TRUE is returned if any of its children are potentially used by container.</para>
/// <para>It otherwise returns CG_FALSE.</para>
/// <para>ERROR: CG_INVALID_PARAM_HANDLE_ERROR is generated if param is not a valid param, or if container is not the handle of a valid container.</para>
/// <para>VERSION: cgIsParameterUsed was introduced in Cg 1.4.</para>
/// </summary>
/// <param name="param">The param to check.</param>
/// <param name="container">Specifies the CGeffect, CGtechnique, CGpass, CGstateassignment, or CgProgram that may potentially use param.</param>
/// <returns>Returns CG_TRUE if param is potentially used by container. Returns CG_FALSE otherwise.</returns>
public static CgBool IsParameterUsed(CgParameter param, CgHandle handle)
{
return cgIsParameterUsed(param, handle);
}
/// <summary>
/// <para>cgGetNamedUserType returns the enumerant associated with the named type defined in the constuct associated with handle, which may be a CgProgram or CGeffect.</para>
/// <para>ERROR: CG_INVALID_PARAMETER_ERROR is generated if handle is not a valid program or effect.</para>
/// <para>VERSION: cgGetNamedUserType was introduced in Cg 1.2.</para>
/// </summary>
/// <param name="handle">The CgProgram or CGeffect in which the type is defined.</param>
/// <param name="name">A string containing the case-sensitive type name.</param>
/// <returns>Returns the type enumerant associated with name. Returns CG_UNKNOWN_TYPE if no such type exists.</returns>
public static CgType GetNamedUserType(CgHandle handle, [In]string name)
{
return cgGetNamedUserType(handle, name);
}
/// <summary>
/// <para>cgGetNumUserTypes returns the number of user-defined types in a given CgProgram or CGeffect.</para>
/// <para>ERROR: CG_INVALID_PROGRAM_HANDLE_ERROR is generated if handle is not a valid program or effect handle.</para>
/// <para>VERSION: cgGetNumUserTypes was introduced in Cg 1.2.</para>
/// </summary>
/// <param name="handle">The CgProgram or CGeffect in which the types are defined.</param>
/// <returns>Returns the number of user defined types.</returns>
public static int GetNumUserTypes(CgHandle handle)
{
return cgGetNumUserTypes(handle);
}
private static extern int cgGetNumUserTypes(CgHandle handle);
private static extern CgType cgGetNamedUserType(CgHandle handle, [In] string name);
private static extern void cgSetLastListing(CgHandle handle, string listing);
private static extern CgBool cgIsParameterUsed(CgParameter param, CgHandle handle);
private static extern CgType cgGetUserType(CgHandle handle, int index);