static void Render(bool HadInput)
{
if (HadInput)
{
bool Dirty = true;
if (FrameBuffered != null)
{
Dirty = false;
IntPtr MemoryBuffer = Nuklear.nk_buffer_memory(&Ctx->memory);
if ((int)Ctx->memory.allocated == 0)
{
Dirty = true;
}
if (!Dirty)
{
if (LastMemory == null || LastMemory.Length < (int)Ctx->memory.allocated)
{
LastMemory = new byte[(int)Ctx->memory.allocated];
Dirty = true;
}
}
if (!Dirty)
{
fixed(byte *LastMemoryPtr = LastMemory)
if (MemCmp(new IntPtr(LastMemoryPtr), MemoryBuffer, Ctx->memory.allocated) != 0)
{
Dirty = true;
Marshal.Copy(MemoryBuffer, LastMemory, 0, (int)Ctx->memory.allocated);
}
}
}
if (Dirty)
{
NkConvertResult R = (NkConvertResult)Nuklear.nk_convert(Ctx, Commands, Vertices, Indices, ConvertCfg);
if (R != NkConvertResult.Success)
{
throw new Exception(R.ToString());
}
NkVertex[] NkVerts = new NkVertex[(int)Vertices->needed / sizeof(NkVertex)];
NkVertex * VertsPtr = (NkVertex *)Vertices->memory.ptr;
for (int i = 0; i < NkVerts.Length; i++)
{
//NkVertex* V = &VertsPtr[i];
//NkVerts[i] = new NkVertex() { Position = new NkVector2f() { X = (int)V->Position.X, Y = (int)V->Position.Y }, Color = V->Color, UV = V->UV };
NkVerts[i] = VertsPtr[i];
}
ushort[] NkIndices = new ushort[(int)Indices->needed / sizeof(ushort)];
ushort * IndicesPtr = (ushort *)Indices->memory.ptr;
for (int i = 0; i < NkIndices.Length; i++)
{
NkIndices[i] = IndicesPtr[i];
}
Dev.SetBuffer(NkVerts, NkIndices);
FrameBuffered?.BeginBuffering();
uint Offset = 0;
Nuklear.nk_draw_foreach(Ctx, Commands, (Cmd) => {
if (Cmd->elem_count == 0)
{
return;
}
Dev.Render(Cmd->userdata, Cmd->texture.id, Cmd->clip_rect, Offset, Cmd->elem_count);
Offset += Cmd->elem_count;
});
FrameBuffered?.EndBuffering();
}
Nuklear.nk_clear(Ctx);
}
FrameBuffered?.RenderFinal();
}
private void Render(bool HadInput)
{
if (HadInput)
{
var Dirty = true;
if (_frameBuffered != null)
{
Dirty = false;
var MemoryBuffer = Nuklear.nk_buffer_memory(&_nuklearContext->memory);
if ((int)_nuklearContext->memory.allocated == 0)
{
Dirty = true;
}
if (!Dirty)
{
if (_lastMemory == null || _lastMemory.Length < (int)_nuklearContext->memory.allocated)
{
_lastMemory = new byte[(int)_nuklearContext->memory.allocated];
Dirty = true;
}
}
if (!Dirty)
{
fixed(byte *LastMemoryPtr = _lastMemory)
if (MemoryManagement.MemCmp(new IntPtr(LastMemoryPtr), MemoryBuffer,
_nuklearContext->memory.allocated) != 0)
{
Dirty = true;
Marshal.Copy(MemoryBuffer, _lastMemory, 0, (int)_nuklearContext->memory.allocated);
}
}
}
if (Dirty)
{
var convertResult = (nk_convert_result)Nuklear.nk_convert(
_nuklearContext,
_commands,
_vertices,
_indices,
_convertConfig
);
if (convertResult != nk_convert_result.Success)
{
throw new Exception(convertResult.ToString());
}
var nkVertices = new nk_vertex[(int)_vertices->needed / sizeof(nk_vertex)];
var verticesPtr = (nk_vertex *)_vertices->memory.ptr;
if (verticesPtr == null)
{
throw new Exception("Vertex buffer pointer invalid.");
}
for (var i = 0; i < nkVertices.Length; i++)
{
nkVertices[i] = verticesPtr[i];
}
var nkIndices = new ushort[(int)_indices->needed / sizeof(ushort)];
var indicesPtr = (ushort *)_indices->memory.ptr;
if (indicesPtr == null)
{
throw new Exception("Index buffer pointer invalid.");
}
for (var i = 0; i < nkIndices.Length; i++)
{
nkIndices[i] = indicesPtr[i];
}
Device.SetBuffer(nkVertices, nkIndices);
_frameBuffered?.BeginBuffering();
uint Offset = 0;
Device.BeginRender();
Nuklear.nk_draw_foreach(_nuklearContext, _commands, (command) =>
{
if (command->elem_count == 0)
{
return;
}
Device.Render(
command->userdata,
command->texture.id,
command->clip_rect,
Offset,
command->elem_count
);
Offset += command->elem_count;
});
Device.EndRender();
_frameBuffered?.EndBuffering();
}
var list = &_nuklearContext->draw_list;
if (list->buffer != null)
{
Nuklear.nk_buffer_clear(list->buffer);
}
if (list->vertices != null)
{
Nuklear.nk_buffer_clear(list->vertices);
}
if (list->elements != null)
{
Nuklear.nk_buffer_clear(list->elements);
}
Nuklear.nk_clear(_nuklearContext);
}
_frameBuffered?.RenderFinal();
}