public void Initialize()
{
// Pipeline state.
var testShaderPath = "../../../../../Resources/Engine/MipMap.hlsl";
ComputeShader = ShaderBytecode.CompileFromFile(testShaderPath, "GenerateMipMaps", "cs_5_0");
// Root parameters.
var rootParameters = new RootParameter[]
{
new RootParameter(ShaderVisibility.All, new RootConstants(0, 0, 2)),
new RootParameter(ShaderVisibility.Pixel,
new DescriptorRange()
{
RangeType = DescriptorRangeType.ShaderResourceView,
DescriptorCount = 1,
OffsetInDescriptorsFromTableStart = int.MinValue, // D3D12_DESCRIPTOR_RANGE_OFFSET_APPEND
BaseShaderRegister = 0
}),
new RootParameter(ShaderVisibility.Pixel,
new DescriptorRange()
{
RangeType = DescriptorRangeType.UnorderedAccessView,
BaseShaderRegister = 0,
OffsetInDescriptorsFromTableStart = int.MinValue, // D3D12_DESCRIPTOR_RANGE_OFFSET_APPEND
DescriptorCount = 1
}),
};
var staticSamplers = new StaticSamplerDescription[]
{
new StaticSamplerDescription()
{
Filter = Filter.MinMagLinearMipPoint,
AddressUVW = TextureAddressMode.Clamp,
MipLODBias = 0f,
ComparisonFunc = Comparison.Never,
MinLOD = 0f,
MaxLOD = float.MaxValue,
MaxAnisotropy = 0,
BorderColor = StaticBorderColor.OpaqueBlack,
ShaderRegister = 0,
RegisterSpace = 0,
ShaderVisibility = ShaderVisibility.All
}
};
var rootSignatureDescription = new RootSignatureDescription(
RootSignatureFlags.AllowInputAssemblerInputLayout, rootParameters, staticSamplers);
RootSignature = RootSignature.Create(Device, rootSignatureDescription);
Layout = new DescriptorLayout(
DescriptorLayout.EntryType.ConstantBufferShaderResourceOrUnorderedAccessView,
DescriptorLayout.EntryType.ConstantBufferShaderResourceOrUnorderedAccessView);
}
public void Initialize()
{
// Pipeline state.
var testShaderPath = "../../../../../Resources/Engine/Forward/Standard.hlsl";
VertexShader = ShaderBytecode.CompileFromFile(testShaderPath, "VSMain", "vs_5_0");
PixelShader = ShaderBytecode.CompileFromFile(testShaderPath, "PSMain", "ps_5_0");
// Root parameters.
var rootParameters = new RootParameter[]
{
new RootParameter(ShaderVisibility.All,
new DescriptorRange()
{
RangeType = DescriptorRangeType.ConstantBufferView,
BaseShaderRegister = 0,
OffsetInDescriptorsFromTableStart = int.MinValue,
DescriptorCount = 1,
}),
new RootParameter(ShaderVisibility.Pixel,
new DescriptorRange()
{
RangeType = DescriptorRangeType.ShaderResourceView,
DescriptorCount = 1,
OffsetInDescriptorsFromTableStart = int.MinValue,
BaseShaderRegister = 0
}),
new RootParameter(ShaderVisibility.Pixel,
new DescriptorRange()
{
RangeType = DescriptorRangeType.Sampler,
BaseShaderRegister = 0,
DescriptorCount = 1
}),
};
var rootSignatureDescription = new RootSignatureDescription(RootSignatureFlags.AllowInputAssemblerInputLayout, rootParameters);
RootSignature = RootSignature.Create(Device, rootSignatureDescription);
Layout = new DescriptorLayout(
DescriptorLayout.EntryType.ConstantBufferShaderResourceOrUnorderedAccessView,
DescriptorLayout.EntryType.ConstantBufferShaderResourceOrUnorderedAccessView,
DescriptorLayout.EntryType.SamplerState);
}
private void InitDescriptorLayouts()
{
_descriptorLayouts["_PROJECTION"] = new DescriptorLayout(
_graphicsService.PrimaryDevice,
new List <DescriptorBindingInfo>
{
new DescriptorBindingInfo
{
DescriptorType = VkDescriptorType.UniformBuffer,
ShaderStageFlags = VkShaderStageFlags.Vertex,
DescriptorCounts = 1,
Index = 0
}
}
);
_descriptorLayouts["_VIEW"] = new DescriptorLayout(
_graphicsService.PrimaryDevice,
new List <DescriptorBindingInfo>
{
new DescriptorBindingInfo
{
DescriptorType = VkDescriptorType.UniformBuffer,
ShaderStageFlags = VkShaderStageFlags.Vertex,
DescriptorCounts = 1,
Index = 0
}
}
);
_descriptorLayouts["_MODEL"] = new DescriptorLayout(
_graphicsService.PrimaryDevice,
new List <DescriptorBindingInfo>
{
new DescriptorBindingInfo
{
DescriptorType = VkDescriptorType.UniformBuffer,
ShaderStageFlags = VkShaderStageFlags.Vertex,
DescriptorCounts = 1,
Index = 0
}
}
);
_descriptorLayouts["_MRT"] = new DescriptorLayout(
_graphicsService.PrimaryDevice,
new List <DescriptorBindingInfo>
{
//albedo
new DescriptorBindingInfo
{
DescriptorType = VkDescriptorType.CombinedImageSampler,
ShaderStageFlags = VkShaderStageFlags.Fragment,
DescriptorCounts = 1,
Index = 0
},
//normal
new DescriptorBindingInfo
{
DescriptorType = VkDescriptorType.CombinedImageSampler,
ShaderStageFlags = VkShaderStageFlags.Fragment,
DescriptorCounts = 1,
Index = 1
},
//position
new DescriptorBindingInfo
{
DescriptorType = VkDescriptorType.CombinedImageSampler,
ShaderStageFlags = VkShaderStageFlags.Fragment,
DescriptorCounts = 1,
Index = 2
},
//detail
new DescriptorBindingInfo
{
DescriptorType = VkDescriptorType.CombinedImageSampler,
ShaderStageFlags = VkShaderStageFlags.Fragment,
DescriptorCounts = 1,
Index = 3
}
}
);
_descriptorLayouts["_CAMERA"] = new DescriptorLayout(
_graphicsService.PrimaryDevice,
new List <DescriptorBindingInfo>
{
new DescriptorBindingInfo
{
DescriptorType = VkDescriptorType.UniformBuffer,
ShaderStageFlags = VkShaderStageFlags.Fragment,
DescriptorCounts = 1,
Index = 0
}
}
);
_descriptorLayouts["_LIGHT"] = new DescriptorLayout(
_graphicsService.PrimaryDevice,
new List <DescriptorBindingInfo>
{
new DescriptorBindingInfo
{
DescriptorType = VkDescriptorType.UniformBuffer,
ShaderStageFlags = VkShaderStageFlags.Fragment,
DescriptorCounts = 1,
Index = 0
}
}
);
_descriptorLayouts["_UI"] = new DescriptorLayout(
_graphicsService.PrimaryDevice,
new List <DescriptorBindingInfo>
{
new DescriptorBindingInfo
{
DescriptorType = VkDescriptorType.UniformBuffer,
ShaderStageFlags = VkShaderStageFlags.Vertex | VkShaderStageFlags.Fragment,
DescriptorCounts = 1,
Index = 0
}
}
);
_descriptorLayouts["_UI_TEXTURE"] = new DescriptorLayout(
_graphicsService.PrimaryDevice,
new List <DescriptorBindingInfo>
{
new DescriptorBindingInfo
{
DescriptorType = VkDescriptorType.CombinedImageSampler,
ShaderStageFlags = VkShaderStageFlags.Fragment,
DescriptorCounts = 1,
Index = 0
}
}
);
}
