internal IDisposable GetNativeObject()
{
if (Disposed)
{
Log.Fatal("GpuVertexBuffer: GetNativeObject: Disposed.");
}
EngineThreading.CheckMainThread();
if (Flags.HasFlag(GpuBufferFlags.Dynamic) || Flags.HasFlag(GpuBufferFlags.ComputeWrite))
{
////delete old static when changed to dynamic
//if( realObject != null && realObject is SharpBgfx.VertexBuffer )
//{
// realObject.Dispose();
// realObject = null;
//}
if (realObject == null)
{
var nativeFlags = SharpBgfx.BufferFlags.ComputeRead; // | SharpBgfx.BufferFlags.ComputeTypeFloat;
if (Flags.HasFlag(GpuBufferFlags.ComputeWrite))
{
nativeFlags |= SharpBgfx.BufferFlags.ComputeWrite;
}
realObject = new SharpBgfx.DynamicVertexBuffer(vertexCount, vertexDeclaration, nativeFlags);
dynamic_needUpdateNative = true;
}
if (!Flags.HasFlag(GpuBufferFlags.ComputeWrite))
{
if (dynamic_needUpdateNative)
{
dynamic_needUpdateNative = false;
var buffer = (SharpBgfx.DynamicVertexBuffer)realObject;
var memory = RendererMemoryUtility.AllocateAutoReleaseMemoryBlock(new ArraySegment <byte>(vertices, 0, vertexCountActual * vertexSize));
buffer.Update(0, memory);
}
}
}
else
{
if (realObject == null)
{
var memory = RendererMemoryUtility.AllocateAutoReleaseMemoryBlock(vertices);
realObject = new SharpBgfx.VertexBuffer(memory, vertexDeclaration, SharpBgfx.BufferFlags.ComputeRead /* | SharpBgfx.BufferFlags.ComputeTypeFloat*/);
}
}
return(realObject);
}
internal IDisposable GetNativeObject()
{
if (Disposed)
{
Log.Fatal("GpuIndexBuffer: GetNativeObject: Disposed.");
}
EngineThreading.CheckMainThread();
if (Flags.HasFlag(GpuBufferFlags.Dynamic) || Flags.HasFlag(GpuBufferFlags.ComputeWrite))
{
////delete old static when changed to dynamic
//if( realObject != null && realObject is SharpBgfx.IndexBuffer )
//{
// realObject.Dispose();
// realObject = null;
//}
if (realObject == null)
{
var nativeFlags = SharpBgfx.BufferFlags.Index32 | SharpBgfx.BufferFlags.ComputeRead; // | SharpBgfx.BufferFlags.ComputeTypeFloat;
if (Flags.HasFlag(GpuBufferFlags.ComputeWrite))
{
nativeFlags |= SharpBgfx.BufferFlags.ComputeWrite;
}
//dynamic buffers are always 32-bit
realObject = new SharpBgfx.DynamicIndexBuffer(indices.Length, nativeFlags);
dynamic_needUpdateNative = true;
realObject16Bit = false;
}
if (!Flags.HasFlag(GpuBufferFlags.ComputeWrite))
{
if (dynamic_needUpdateNative)
{
dynamic_needUpdateNative = false;
var buffer = (SharpBgfx.DynamicIndexBuffer)realObject;
var memory = RendererMemoryUtility.AllocateAutoReleaseMemoryBlock(new ArraySegment <int>(indices, 0, indexCountActual));
buffer.Update(0, memory);
}
}
}
else
{
if (realObject == null)
{
bool use16Bit = true;
foreach (var index in indices)
{
if (index > 65535)
{
use16Bit = false;
break;
}
}
if (use16Bit)
{
var indices16 = new ushort[indices.Length];
for (int n = 0; n < indices16.Length; n++)
{
indices16[n] = (ushort)indices[n];
}
var memory = RendererMemoryUtility.AllocateAutoReleaseMemoryBlock(indices16);
realObject = new SharpBgfx.IndexBuffer(memory, SharpBgfx.BufferFlags.ComputeRead /* | SharpBgfx.BufferFlags.ComputeTypeFloat*/);
}
else
{
var memory = RendererMemoryUtility.AllocateAutoReleaseMemoryBlock(indices);
realObject = new SharpBgfx.IndexBuffer(memory, SharpBgfx.BufferFlags.Index32 | SharpBgfx.BufferFlags.ComputeRead /* | SharpBgfx.BufferFlags.ComputeTypeFloat*/);
}
realObject16Bit = use16Bit;
}
}
return(realObject);
}
