public AmtDevice(IMTLDevice systemDefault, IAmtDeviceQuery mQuery, IAmtMetalLibraryLoader generator, AmtQueue queue)
{
this.mDevice = systemDefault;
this.mQuery = mQuery;
this.mGenerator = generator;
mQueue = queue;
}
public AmtGraphicsPipeline(IAmtMetalLibraryLoader generator, IMTLDevice device, MgGraphicsPipelineCreateInfo info)
{
var layout = (AmtPipelineLayout)info.Layout;
if (layout == null)
{
throw new ArgumentException(nameof(info.Layout));
}
Layout = layout;
if (info.VertexInputState == null)
{
throw new ArgumentNullException(nameof(info.VertexInputState));
}
if (info.InputAssemblyState == null)
{
throw new ArgumentNullException(nameof(info.InputAssemblyState));
}
if (info.RasterizationState == null)
{
throw new ArgumentNullException(nameof(info.RasterizationState));
}
// TODO : WHY DO I NEED RENDERPASS HERE
if (info.RenderPass == null)
{
throw new ArgumentNullException(nameof(info.RenderPass));
}
RenderPass = (AmtRenderPass)info.RenderPass;
CompatibilityProfile = RenderPass.Profile;
InitializeShaderFunctions(generator, device, info.Stages);
InitializeVertexDescriptor(info.VertexInputState);
InitiailizeDepthStateDescriptor(info.DepthStencilState);
InitializeRasterization(info.RasterizationState);
InitializationInputAssembly(info.InputAssemblyState);
InitializeColorBlending(info.ColorBlendState);
InitializeDynamicStates(info.DynamicState);
InitializeResources(info.VertexInputState);
InitializeViewportAndScissor(info.ViewportState);
InitializeMultisampleInfo(info.MultisampleState);
GeneratePipelineStates(device);
}
private void InitializeShaderFunctions(IAmtMetalLibraryLoader generator, IMTLDevice device, MgPipelineShaderStageCreateInfo[] stages)
{
IMTLFunction frag = null;
IMTLFunction vert = null;
foreach (var stage in stages)
{
IMTLFunction shaderFunc = null;
var module = (AmtShaderModule)stage.Module;
Debug.Assert(module != null);
// LIBRARY : can't store function unless name matches
if (module.Library != null)
{
shaderFunc = module.Library.CreateFunction(stage.Name);
}
else
{
using (var ms = new MemoryStream())
{
module.Info.Code.CopyTo(ms, (int)module.Info.CodeSize.ToUInt32());
ms.Seek(0, SeekOrigin.Begin);
module.Library = generator.LoadLibrary(device, ms);
}
}
shaderFunc = module.Library.CreateFunction(stage.Name);
Debug.Assert(shaderFunc != null);
if (stage.Stage == MgShaderStageFlagBits.VERTEX_BIT)
{
vert = shaderFunc;
}
else if (stage.Stage == MgShaderStageFlagBits.FRAGMENT_BIT)
{
frag = shaderFunc;
}
}
VertexFunction = vert;
FragmentFunction = frag;
}
public AmtEntrypoint(IAmtDeviceQuery query, IAmtMetalLibraryLoader generator, IMTLDevice localDevice)
{
mQuery = query;
mLocalDevice = localDevice;
mGenerator = generator;
}