/// <summary>
/// defines a barrier ordering memory transactions
/// </summary>
/// <param name="barriers">Specifies the barriers to insert.</param>
public static void MemoryBarrier(MemoryBarrierFlags barriers)
{
MemoryBarrier((uint)barriers);
}
//ARB_shader_image_-load_store
/// <summary>
/// defines a barrier ordering the memory transactions issued prior to the command relative to those issued after the barrier.
/// </summary>
/// <param name="barriers">See MemoryBarrierFlags for description of what the flags does.</param>
public static void MemoryBarrier(MemoryBarrierFlags barriers)
{
Delegates.glMemoryBarrier(barriers);
}
public void Submit()
{
//TODO: make this execution task be submitted to the main thread, so construction can happen on a separate thread
foreach (CommandEntry c in Commands)
{
switch (c.Type)
{
case CommandType.Clear:
{
GL.Clear((c.ClearColorBuffer ? ClearBufferMask.ColorBufferBit : 0) | (c.ClearDepthBuffer ? ClearBufferMask.DepthBufferBit : 0));
}
break;
case CommandType.Invalidate:
{
GraphicsDevice.Framebuffer.Invalidate();
}
break;
case CommandType.TexUpload:
{
GL.BindBuffer(BufferTarget.PixelUnpackBuffer, (int)c.Buffer);
switch (c.Texture.Target)
{
case TextureTarget.Texture1D:
GL.TextureSubImage1D((int)c.Texture, c.WriteLevel, (int)c.Offset.X, (int)c.Size.X, (OpenTK.Graphics.OpenGL4.PixelFormat)c.Format, (OpenTK.Graphics.OpenGL4.PixelType)c.PixType, IntPtr.Zero);
break;
case TextureTarget.Texture1DArray:
case TextureTarget.Texture2D:
case TextureTarget.TextureCubeMap:
GL.TextureSubImage2D((int)c.Texture, c.WriteLevel, (int)c.Offset.X, (int)c.Offset.Y, (int)c.Size.X, (int)c.Size.Y, (OpenTK.Graphics.OpenGL4.PixelFormat)c.Format, (OpenTK.Graphics.OpenGL4.PixelType)c.PixType, IntPtr.Zero);
break;
case TextureTarget.Texture2DArray:
case TextureTarget.Texture3D:
case TextureTarget.TextureCubeMapArray:
GL.TextureSubImage3D((int)c.Texture, c.WriteLevel, (int)c.Offset.X, (int)c.Offset.Y, (int)c.Offset.Z, (int)c.Size.X, (int)c.Size.Y, (int)c.Size.Z, (OpenTK.Graphics.OpenGL4.PixelFormat)c.Format, (OpenTK.Graphics.OpenGL4.PixelType)c.PixType, IntPtr.Zero);
break;
}
c.SyncFence?.PlaceFence();
}
break;
case CommandType.SwapBuffer:
{
GraphicsDevice.SwapBuffers();
}
break;
case CommandType.SetState:
{
GraphicsDevice.SetRenderState(c.State);
}
break;
case CommandType.Draw:
{
#if DEBUG
GenericMetrics.StartMeasurement();
PerfAPI.BeginDraw();
#endif
GL.DrawArraysInstancedBaseInstance((OpenTK.Graphics.OpenGL4.PrimitiveType)c.PrimitiveType, c.First, c.Count, c.InstanceCount, c.BaseInstance);
#if DEBUG
PerfAPI.EndSample();
GenericMetrics.StopMeasurement();
#endif
}
break;
case CommandType.DrawIndexed:
{
#if DEBUG
GenericMetrics.StartMeasurement();
PerfAPI.BeginDrawIndexed();
#endif
GL.DrawElementsInstancedBaseVertexBaseInstance((OpenTK.Graphics.OpenGL4.PrimitiveType)c.PrimitiveType, c.Count, c.IndicesAreShort ? DrawElementsType.UnsignedShort : DrawElementsType.UnsignedInt, (IntPtr)c.IndexOffset, c.InstanceCount, c.First, c.BaseInstance);
#if DEBUG
PerfAPI.EndSample();
GenericMetrics.StopMeasurement();
#endif
}
break;
case CommandType.MultiDrawIndirect:
{
#if DEBUG
GenericMetrics.StartMeasurement();
PerfAPI.BeginMultiDrawIndirectCount();
#endif
GL.BindBuffer(BufferTarget.DrawIndirectBuffer, (int)c.Buffer);
GL.BindBuffer((BufferTarget)ArbIndirectParameters.ParameterBufferArb, (int)c.Buffer);
GL.MultiDrawArraysIndirectCount((OpenTK.Graphics.OpenGL4.PrimitiveType)c.PrimitiveType, (IntPtr)c.IndirectOffset, (IntPtr)c.DrawCountOffset, c.MaxDrawCount, c.IndirectStride);
#if DEBUG
PerfAPI.EndSample();
GenericMetrics.StopMeasurement();
#endif
}
break;
case CommandType.MultiDrawIndirectIndexed:
{
#if DEBUG
GenericMetrics.StartMeasurement();
PerfAPI.BeginMultiDrawIndirectIndexedCount();
#endif
GL.BindBuffer(BufferTarget.DrawIndirectBuffer, (int)c.Buffer);
GL.BindBuffer((BufferTarget)ArbIndirectParameters.ParameterBufferArb, (int)c.Buffer);
GL.MultiDrawElementsIndirectCount((OpenTK.Graphics.OpenGL4.PrimitiveType)c.PrimitiveType, c.IndicesAreShort ? All.UnsignedShort : All.UnsignedInt, (IntPtr)c.IndirectOffset, (IntPtr)c.DrawCountOffset, c.MaxDrawCount, c.IndirectStride);
#if DEBUG
PerfAPI.EndSample();
GenericMetrics.StopMeasurement();
#endif
}
break;
case CommandType.Dispatch:
{
#if DEBUG
PerfAPI.BeginCompute();
#endif
GL.DispatchCompute((int)c.Size.X, (int)c.Size.Y, (int)c.Size.Z);
#if DEBUG
PerfAPI.EndSample();
#endif
}
break;
case CommandType.DispatchIndirect:
{
#if DEBUG
PerfAPI.BeginComputeIndirect();
#endif
GL.BindBuffer(BufferTarget.DispatchIndirectBuffer, (int)c.Buffer);
GL.DispatchComputeIndirect((IntPtr)c.IndirectOffset);
#if DEBUG
PerfAPI.EndSample();
#endif
}
break;
case CommandType.Barrier:
{
MemoryBarrierFlags flags = 0;
flags |= (c.BarrierType & BarrierType.ElementArray) != 0 ? MemoryBarrierFlags.ElementArrayBarrierBit : 0;
flags |= (c.BarrierType & BarrierType.UniformBuffer) != 0 ? MemoryBarrierFlags.UniformBarrierBit : 0;
flags |= (c.BarrierType & BarrierType.TextureFetch) != 0 ? MemoryBarrierFlags.TextureFetchBarrierBit : 0;
flags |= (c.BarrierType & BarrierType.ShaderImageAccess) != 0 ? MemoryBarrierFlags.ShaderImageAccessBarrierBit : 0;
flags |= (c.BarrierType & BarrierType.Command) != 0 ? MemoryBarrierFlags.CommandBarrierBit : 0;
flags |= (c.BarrierType & BarrierType.PixelBuffer) != 0 ? MemoryBarrierFlags.PixelBufferBarrierBit : 0;
flags |= (c.BarrierType & BarrierType.TextureUpdate) != 0 ? MemoryBarrierFlags.TextureUpdateBarrierBit : 0;
flags |= (c.BarrierType & BarrierType.BufferUpdate) != 0 ? MemoryBarrierFlags.BufferUpdateBarrierBit : 0;
flags |= (c.BarrierType & BarrierType.Framebuffer) != 0 ? MemoryBarrierFlags.FramebufferBarrierBit : 0;
flags |= (c.BarrierType & BarrierType.StorageBuffer) != 0 ? MemoryBarrierFlags.ShaderStorageBarrierBit : 0;
GL.MemoryBarrier(flags);
}
break;
}
}
}
/// <summary>
/// defines a barrier ordering memory transactions
/// </summary>
/// <param name="barriers">Specifies the barriers to insert.</param>
public static void MemoryBarrier(MemoryBarrierFlags barriers)
{
MemoryBarrier((uint)barriers);
}
//ARB_shader_image_-load_store
/// <summary>
/// defines a barrier ordering the memory transactions issued prior to the command relative to those issued after the barrier.
/// </summary>
/// <param name="barriers">See MemoryBarrierFlags for description of what the flags does.</param>
public static void MemoryBarrier(MemoryBarrierFlags barriers)
{
Delegates.glMemoryBarrier(barriers);
}
