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using System; |
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using System.Collections.Generic; |
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using System.Text; |
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|
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using gr2lib.core.coretypes.native; |
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using System.Runtime.InteropServices; |
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|
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namespace gr2lib.core.helpers |
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{ |
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internal class Helpers |
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{ |
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public static T ReadFromMemory<T>(IntPtr pointer) where T : struct |
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{ |
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try |
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{ |
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if (pointer == IntPtr.Zero) |
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{ |
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throw new InvalidOperationException(); |
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} |
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|
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return (T)Marshal.PtrToStructure(pointer, typeof(T)); |
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} |
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catch (Exception ex) |
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{ |
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Console.WriteLine(ex.ToString()); |
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return default(T); |
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} |
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} |
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|
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public static T[] ReadArrayFromMemory<T>(ArrayOfStructures array) where T : struct |
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{ |
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try |
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{ |
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return ReadArrayFromMemory<T>(array.Count, array.Pointer); |
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} |
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catch (Exception ex) |
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{ |
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Console.WriteLine(ex.ToString()); |
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return default(T[]); |
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} |
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} |
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|
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public static T[] ReadArrayFromMemory<T>(int count, IntPtr pointer) where T : struct |
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{ |
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try |
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{ |
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T[] rez = new T[count]; |
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int size = SizeOfStruct<T>(); |
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for (int i = 0; i < count; i++) |
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{ |
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rez[i] = ReadFromMemory<T>(new IntPtr(pointer.ToInt32() + (i * size))); |
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} |
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return rez; |
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} |
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catch (Exception ex) |
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{ |
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Console.WriteLine(ex.ToString()); |
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return default(T[]); |
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} |
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} |
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|
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public static IntPtr[] ReadPtrArrayFromMemory<T>(ArrayOfStructures array) where T : struct |
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{ |
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try |
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{ |
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return ReadPtrArrayFromMemory<T>(array.Count, array.Pointer); |
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} |
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catch (Exception ex) |
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{ |
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Console.WriteLine(ex.ToString()); |
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return default(IntPtr[]); |
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} |
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} |
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|
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public static IntPtr[] ReadPtrArrayFromMemory<T>(int count, IntPtr pointer) where T : struct |
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{ |
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try |
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{ |
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IntPtr[] rez = new IntPtr[count]; |
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int size = SizeOfStruct<T>(); |
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for (int i = 0; i < count; i++) |
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{ |
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rez[i] = new IntPtr(pointer.ToInt32() + (i * size)); |
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} |
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return rez; |
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} |
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catch (Exception ex) |
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{ |
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Console.WriteLine(ex.ToString()); |
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return default(IntPtr[]); |
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} |
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} |
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|
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public static IntPtr[] ReadArrayFromMemory(ArrayOfReferences array) |
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{ |
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try |
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{ |
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return ReadArrayFromMemory(array.Count, array.Pointer); |
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} |
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catch (Exception ex) |
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{ |
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Console.WriteLine(ex.ToString()); |
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return default(IntPtr[]); |
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} |
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} |
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|
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public static IntPtr[] ReadArrayFromMemory(int count, IntPtr pointer) |
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{ |
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try |
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{ |
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IntPtr[] rez = new IntPtr[count]; |
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for (int i = 0; i < count; i++) |
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{ |
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rez[i] = new IntPtr(Marshal.ReadInt32(new IntPtr(pointer.ToInt32() + (i * 4)))); |
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} |
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return rez; |
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} |
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catch (Exception ex) |
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{ |
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Console.WriteLine(ex.ToString()); |
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return default(IntPtr[]); |
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} |
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} |
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|
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//public static VariantReference[] ReadArrayFromMemory(ArrayOfVariants array) |
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//{ |
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// Native.VariantReference[] rez = new Native.VariantReference[array.Count]; |
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// for (int i = 0; i < array.Count; i++) |
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// { |
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// rez[i] = new Native.VariantReference(); |
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// rez[i].Unknown1 = new IntPtr(Marshal.ReadInt32(new IntPtr(array.Pointer.Unknown1.ToInt32() + (i * 8)))); |
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// rez[i].Unknown2 = new IntPtr(Marshal.ReadInt32(new IntPtr(array.Pointer.Unknown2.ToInt32() + (i * 8)))); |
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// } |
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// return rez; |
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//} |
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|
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//public static StringMember[] ReadStrMemsFromMemory(IntPtr pointer) |
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//{ |
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// /*ATTENTION! |
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// In original code, a null reference is StringMember[] sm is used to gather the number of string members: |
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// * for(int i = 0; sm[i].Type; ++i) |
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// * ++nVertexComponents |
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// */ |
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// List<Native.StringMember> smList = new List<Native.StringMember>(); |
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// int count = 0; |
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// int start = pointer.ToInt32(); |
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// while (1 == 1) |
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// { |
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// try |
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// { |
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// Native.StringMember sm = ReadFromMemory<Native.StringMember>(new IntPtr(start + (count * 32))); |
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// if (sm.Type == 0) break; |
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// smList.Add(sm); |
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// ++count; |
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// } |
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// catch (Exception) |
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// { |
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// break; |
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// } |
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// } |
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// return smList.ToArray(); |
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//} |
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|
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public static int SizeOfStruct<T>() where T : struct |
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{ |
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object[] attributes = typeof(T).GetCustomAttributes(false); |
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if (attributes == null || attributes.Length < 1) return 0; |
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int size = 0; |
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foreach (object attribute in attributes) |
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{ |
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if (attribute is SizeAttribute) |
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{ |
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size = (attribute as SizeAttribute).Size; |
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break; |
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} |
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} |
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return size; |
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} |
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} |
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} |
