public EffectLayout(
IMgDescriptorSetLayout descriptorSetLayout,
IMgPipelineLayout layout
)
{
DescriptorSetLayout = descriptorSetLayout;
Layout = layout;
}
public void CmdPushConstants(IMgPipelineLayout layout, MgShaderStageFlagBits stageFlags, UInt32 offset, UInt32 size, IntPtr pValues)
{
var bLayout = (VkPipelineLayout)layout;
Debug.Assert(bLayout != null);
Interops.vkCmdPushConstants(this.Handle, bLayout.Handle, (Magnesium.Vulkan.VkShaderStageFlags)stageFlags, offset, size, pValues);
}
public void CmdBindDescriptorSets(
MgPipelineBindPoint pipelineBindPoint,
IMgPipelineLayout layout,
uint firstSet,
uint descriptorSetCount,
IMgDescriptorSet[] pDescriptorSets,
uint[] pDynamicOffsets)
{
if (pipelineBindPoint == MgPipelineBindPoint.GRAPHICS)
{
mCommandEncoder.Graphics.BindDescriptorSets(layout,
firstSet,
descriptorSetCount,
pDescriptorSets,
pDynamicOffsets);
}
}
public void CmdBindDescriptorSets(MgPipelineBindPoint pipelineBindPoint, IMgPipelineLayout layout, UInt32 firstSet, UInt32 descriptorSetCount, IMgDescriptorSet[] pDescriptorSets, UInt32[] pDynamicOffsets)
{
var bLayout = (VkPipelineLayout)layout;
Debug.Assert(bLayout != null);
var stride = Marshal.SizeOf(typeof(IntPtr));
IntPtr sets = Marshal.AllocHGlobal((int)(stride * descriptorSetCount));
var src = new ulong[descriptorSetCount];
for (uint i = 0; i < descriptorSetCount; ++i)
{
var bDescSet = (VkDescriptorSet)pDescriptorSets[i];
Debug.Assert(bDescSet != null);
src[i] = bDescSet.Handle;
}
Interops.vkCmdBindDescriptorSets(this.Handle, (VkPipelineBindPoint)pipelineBindPoint, bLayout.Handle, firstSet, descriptorSetCount, src, (uint)pDynamicOffsets.Length, pDynamicOffsets);
}
public void Bind(MgPipelineBindPoint pipelineBindPoint, IMgPipelineLayout layout, uint firstSet,
uint descriptorSetCount, IMgDescriptorSet[] pDescriptorSets, uint[] pDynamicOffsets)
{
if (layout == null)
{
throw new ArgumentNullException(nameof(layout));
}
if (pDescriptorSets == null)
{
throw new ArgumentNullException(nameof(pDescriptorSets));
}
if (firstSet != 0)
{
throw new ArgumentException("Mg.GL : only descriptor set 0 can be bound.");
}
var bLayout = (IGLPipelineLayout)layout;
IsInvalid = false;
if (!bLayout.Equals(BoundPipelineLayout))
{
BoundPipelineLayout = bLayout;
IsInvalid = true;
}
var isArrayDifferent = CopyDynamicOffsetsIfDifferent(pDynamicOffsets);
IsInvalid = IsInvalid && isArrayDifferent;
var bDescSet = (IGLDescriptorSet)pDescriptorSets[0];
// EXACT DSET ONLY
if (!bDescSet.Equals(BoundDescriptorSet))
{
BoundDescriptorSet = bDescSet;
IsInvalid = true;
}
}
public void CmdBindDescriptorSets(
MgPipelineBindPoint pipelineBindPoint,
IMgPipelineLayout layout,
uint firstSet,
uint descriptorSetCount,
IMgDescriptorSet[] pDescriptorSets,
uint[] pDynamicOffsets)
{
//var parameter = new AmtDescriptorSetRecordingState();
//parameter.Bindpoint = pipelineBindPoint;
//parameter.Layout = layout;
//parameter.FirstSet = firstSet;
//parameter.DynamicOffsets = pDynamicOffsets;
//parameter.DescriptorSets = pDescriptorSets;
//mRepository.DescriptorSets.Add(parameter);
if (pipelineBindPoint == MgPipelineBindPoint.GRAPHICS)
{
mCommandEncoder.Graphics.BindDescriptorSets(layout,
firstSet,
descriptorSetCount,
pDescriptorSets,
pDynamicOffsets);
}
}
public Result CreatePipelineLayout(MgPipelineLayoutCreateInfo pCreateInfo, IMgAllocationCallbacks allocator, out IMgPipelineLayout pPipelineLayout)
{
pPipelineLayout = new AmtPipelineLayout(pCreateInfo);
return(Result.SUCCESS);
}
public Result CreatePipelineLayout(MgPipelineLayoutCreateInfo pCreateInfo, IMgAllocationCallbacks allocator, out IMgPipelineLayout pPipelineLayout)
{
throw new NotImplementedException();
}
public Result CreatePipelineLayout(MgPipelineLayoutCreateInfo pCreateInfo, IMgAllocationCallbacks allocator, out IMgPipelineLayout pPipelineLayout)
{
if (pCreateInfo == null)
{
throw new ArgumentNullException("pCreateInfo");
}
if (pCreateInfo.SetLayouts == null)
{
throw new ArgumentNullException("pCreateInfo.SetLayouts");
}
if (pCreateInfo.SetLayouts.Length > 1)
{
throw new NotSupportedException("DESKTOPGL - SetLayouts must be <= 1");
}
pPipelineLayout = new GLNextPipelineLayout(pCreateInfo);
return(Result.SUCCESS);
}
public void CmdBindDescriptorSets(MgPipelineBindPoint pipelineBindPoint, IMgPipelineLayout layout, uint firstSet, uint descriptorSetCount, IMgDescriptorSet[] pDescriptorSets, uint[] pDynamicOffsets)
{
mBinder.Bind(pipelineBindPoint, layout, firstSet, descriptorSetCount, pDescriptorSets, pDynamicOffsets);
}
public void CmdPushConstants(IMgPipelineLayout layout, MgShaderStageFlagBits stageFlags, uint offset, uint size, IntPtr pValues)
{
throw new NotImplementedException();
}
public EffectVariant Initialize(
IMgDevice device,
IMgPipelineLayout layout,
IMgRenderPass renderPass,
PerVertexInputPipelineState vertexInput,
EffectVariantOptions options
)
{
using (var vertFs = mPath.OpenVertexShader())
using (var fragFs = mPath.OpenFragmentShader())
{
var vsCreateInfo = new MgShaderModuleCreateInfo
{
Code = vertFs,
CodeSize = new UIntPtr((ulong)vertFs.Length),
};
device.CreateShaderModule(vsCreateInfo, null, out IMgShaderModule vsModule);
var fsCreateInfo = new MgShaderModuleCreateInfo
{
Code = fragFs,
CodeSize = new UIntPtr((ulong)fragFs.Length),
};
device.CreateShaderModule(fsCreateInfo, null, out IMgShaderModule fsModule);
var createInfo = new MgGraphicsPipelineCreateInfo
{
Stages = new MgPipelineShaderStageCreateInfo[]
{
new MgPipelineShaderStageCreateInfo
{
Stage = MgShaderStageFlagBits.VERTEX_BIT,
Module = vsModule,
Name = "vertFunc",
},
new MgPipelineShaderStageCreateInfo
{
Stage = MgShaderStageFlagBits.FRAGMENT_BIT,
Module = fsModule,
Name = "fragFunc",
},
},
ColorBlendState = new MgPipelineColorBlendStateCreateInfo
{
Attachments = new[]
{
new MgPipelineColorBlendAttachmentState
{
ColorWriteMask = MgColorComponentFlagBits.ALL_BITS,
BlendEnable = false,
}
},
},
DepthStencilState = new MgPipelineDepthStencilStateCreateInfo
{
DepthTestEnable = true,
DepthWriteEnable = true,
DepthCompareOp = MgCompareOp.LESS_OR_EQUAL,
DepthBoundsTestEnable = false,
Back = new MgStencilOpState
{
FailOp = MgStencilOp.KEEP,
PassOp = MgStencilOp.KEEP,
CompareOp = MgCompareOp.ALWAYS,
},
StencilTestEnable = false,
Front = new MgStencilOpState
{
FailOp = MgStencilOp.KEEP,
PassOp = MgStencilOp.KEEP,
CompareOp = MgCompareOp.ALWAYS,
},
},
DynamicState = new MgPipelineDynamicStateCreateInfo
{
DynamicStates = new[]
{
MgDynamicState.VIEWPORT,
MgDynamicState.SCISSOR,
}
},
InputAssemblyState = new MgPipelineInputAssemblyStateCreateInfo
{
Topology = options.Topology,
},
Layout = layout,
MultisampleState = new MgPipelineMultisampleStateCreateInfo
{
RasterizationSamples = MgSampleCountFlagBits.COUNT_1_BIT,
SampleMask = null,
},
RasterizationState = new MgPipelineRasterizationStateCreateInfo
{
PolygonMode = MgPolygonMode.FILL,
FrontFace = options.FrontFace,
CullMode = options.CullMode,
DepthClampEnable = false,
RasterizerDiscardEnable = false,
DepthBiasEnable = false,
LineWidth = 1.0f,
},
RenderPass = renderPass,
VertexInputState = vertexInput.VertexInputState,
ViewportState = null,
};
var err = device.CreateGraphicsPipelines(null,
new[] { createInfo }, null, out IMgPipeline[] pPipelines);
Debug.Assert(err == Result.SUCCESS);
vsModule.DestroyShaderModule(device, null);
fsModule.DestroyShaderModule(device, null);
return(new EffectVariant
{
Key = new EffectVariantKey
{
Definition = vertexInput.VertexMask,
Options = EffectVariantEncoder.Encode(options),
},
Pipeline = pPipelines[0],
});
}
}
void InitializeGraphicsPipeline()
{
using (var shaderSrc = System.IO.File.OpenRead("Fragment.metal"))
using (var fragMemory = new System.IO.MemoryStream())
using (var vertMemory = new System.IO.MemoryStream())
{
shaderSrc.CopyTo(fragMemory);
// Magnesium uses like open files i.e. open the stream and let it process the data
fragMemory.Seek(0, System.IO.SeekOrigin.Begin);
// Load the fragment program into the library
IMgShaderModule fragmentProgram = null;
//IMTLFunction fragmentProgram = defaultLibrary.CreateFunction("lighting_fragment");
MgShaderModuleCreateInfo fragCreateInfo = new MgShaderModuleCreateInfo
{
Code = fragMemory,
CodeSize = new UIntPtr((ulong)fragMemory.Length),
};
var err = mConfiguration.Device.CreateShaderModule(fragCreateInfo, null, out fragmentProgram);
Debug.Assert(err == Result.SUCCESS);
// REWIND AFTER USE
shaderSrc.Seek(0, System.IO.SeekOrigin.Begin);
shaderSrc.CopyTo(vertMemory);
vertMemory.Seek(0, System.IO.SeekOrigin.Begin);
// Load the vertex program into the library
//IMTLFunction vertexProgram = defaultLibrary.CreateFunction("lighting_vertex");
MgShaderModuleCreateInfo vertCreateInfo = new MgShaderModuleCreateInfo
{
Code = vertMemory,
CodeSize = new UIntPtr((ulong)vertMemory.Length),
};
IMgShaderModule vertexProgram = null;
err = mConfiguration.Device.CreateShaderModule(vertCreateInfo, null, out vertexProgram);
Debug.Assert(err == Result.SUCCESS);
IMgPipelineLayout pipelineLayout;
MgPipelineLayoutCreateInfo plCreateInfo = new MgPipelineLayoutCreateInfo
{
SetLayouts = new IMgDescriptorSetLayout[]
{
mSetLayout,
},
};
err = mConfiguration.Device.CreatePipelineLayout(plCreateInfo, null, out pipelineLayout);
mPipelineLayout = pipelineLayout;
var vertexStride = Marshal.SizeOf <Vector3>();
IMgPipeline[] pipelines;
var pCreateInfos = new MgGraphicsPipelineCreateInfo[]
{
new MgGraphicsPipelineCreateInfo
{
Stages = new MgPipelineShaderStageCreateInfo[]
{
new MgPipelineShaderStageCreateInfo
{
Module = fragmentProgram,
Stage = MgShaderStageFlagBits.FRAGMENT_BIT,
Name = "lighting_fragment",
},
new MgPipelineShaderStageCreateInfo
{
Module = vertexProgram,
Stage = MgShaderStageFlagBits.VERTEX_BIT,
Name = "lighting_vertex",
},
},
InputAssemblyState = new MgPipelineInputAssemblyStateCreateInfo
{
Topology = MgPrimitiveTopology.TRIANGLE_LIST,
},
DepthStencilState = new MgPipelineDepthStencilStateCreateInfo
{
DepthCompareOp = MgCompareOp.LESS,
DepthWriteEnable = true,
DepthTestEnable = true,
},
MultisampleState = new MgPipelineMultisampleStateCreateInfo
{
// TODO : METALSample uses 4 bits, have to investigated multisampling in
// Vulkan ( => Magnesium) for correct code
RasterizationSamples = MgSampleCountFlagBits.COUNT_1_BIT,
},
RasterizationState = new MgPipelineRasterizationStateCreateInfo
{
FrontFace = MgFrontFace.COUNTER_CLOCKWISE,
PolygonMode = MgPolygonMode.FILL,
CullMode = MgCullModeFlagBits.BACK_BIT,
},
VertexInputState = new MgPipelineVertexInputStateCreateInfo
{
VertexBindingDescriptions = new MgVertexInputBindingDescription[]
{
new MgVertexInputBindingDescription
{
Binding = 0,
InputRate = MgVertexInputRate.VERTEX,
Stride = (uint)(2 * vertexStride),
},
},
VertexAttributeDescriptions = new MgVertexInputAttributeDescription[]
{
new MgVertexInputAttributeDescription
{
Binding = 0,
Location = 0,
Format = MgFormat.R32G32B32_SFLOAT,
Offset = 0,
},
new MgVertexInputAttributeDescription
{
Binding = 0,
Location = 1,
Format = MgFormat.R32G32B32_SFLOAT,
Offset = (uint)vertexStride,
},
},
},
ViewportState = new MgPipelineViewportStateCreateInfo
{
Viewports = new MgViewport[]
{
mGraphicsDevice.CurrentViewport,
},
Scissors = new MgRect2D[]
{
mGraphicsDevice.Scissor,
}
},
//DynamicState = new MgPipelineDynamicStateCreateInfo
//{
// DynamicStates = new MgDynamicState[]
// {
// MgDynamicState.VIEWPORT,
// MgDynamicState.SCISSOR,
// }
//},
RenderPass = mGraphicsDevice.Renderpass,
Layout = pipelineLayout,
},
};
err = mConfiguration.Device.CreateGraphicsPipelines(
null, pCreateInfos, null, out pipelines);
Debug.Assert(err == Result.SUCCESS);
fragmentProgram.DestroyShaderModule(mConfiguration.Device, null);
vertexProgram.DestroyShaderModule(mConfiguration.Device, null);
mPipelineState = pipelines[0];
}
GenerateRenderingCommandBuffers();
}
