public ImGuiRender(DX11 dx11, RenderForm form, CoreSettings coreSettings)
{
_form = form;
Dx11 = dx11;
CoreSettings = coreSettings;
FormBounds = form.Bounds;
using (new PerformanceTimer("Init ImGui"))
{
Initialize();
}
sizeOfImDrawVert = Utilities.SizeOf <ImDrawVert>();
sizeOfImDrawIdx = Utilities.SizeOf <ushort>();
VertexBufferSize = 10000;
IndexBufferSize = 30000;
// Compile the vertex shader code.
var vertexShaderByteCode =
ShaderBytecode.CompileFromFile("Shaders\\ImGuiVertexShader.hlsl", "VS", "vs_4_0");
// Compile the pixel shader code.
var pixelShaderByteCode = ShaderBytecode.CompileFromFile("Shaders\\ImGuiPixelShader.hlsl", "PS", "ps_4_0");
VertexShader = new VertexShader(Dx11.D11Device, vertexShaderByteCode);
PixelShader = new PixelShader(Dx11.D11Device, pixelShaderByteCode);
VertexBuffer = new Buffer(Dx11.D11Device,
new BufferDescription
{
Usage = ResourceUsage.Dynamic,
BindFlags = BindFlags.VertexBuffer,
OptionFlags = ResourceOptionFlags.None,
CpuAccessFlags = CpuAccessFlags.Write,
SizeInBytes = VertexBufferSizeBytes
});
IndexBuffer = new Buffer(Dx11.D11Device,
new BufferDescription
{
Usage = ResourceUsage.Dynamic,
BindFlags = BindFlags.IndexBuffer,
OptionFlags = ResourceOptionFlags.None,
CpuAccessFlags = CpuAccessFlags.Write,
SizeInBytes = IndexBufferSizeBytes
});
ConstantBuffer = new Buffer(Dx11.D11Device,
new BufferDescription
{
BindFlags = BindFlags.ConstantBuffer,
Usage = ResourceUsage.Dynamic,
OptionFlags = ResourceOptionFlags.None,
CpuAccessFlags = CpuAccessFlags.Write,
SizeInBytes = Utilities.SizeOf <Matrix4x4>()
});
var inputElements = new[]
{
new InputElement
{
SemanticName = "POSITION",
SemanticIndex = 0,
Format = Format.R32G32_Float,
Slot = 0,
AlignedByteOffset = 0,
Classification = InputClassification.PerVertexData,
InstanceDataStepRate = 0
},
new InputElement
{
SemanticName = "TEXCOORD",
SemanticIndex = 0,
Format = Format.R32G32_Float,
Slot = 0,
AlignedByteOffset = InputElement.AppendAligned,
Classification = InputClassification.PerVertexData,
InstanceDataStepRate = 0
},
new InputElement
{
SemanticName = "COLOR",
SemanticIndex = 0,
Format = Format.R8G8B8A8_UNorm,
Slot = 0,
AlignedByteOffset = InputElement.AppendAligned,
Classification = InputClassification.PerVertexData,
InstanceDataStepRate = 0
}
};
Layout = new InputLayout(Dx11.D11Device, ShaderSignature.GetInputSignature(vertexShaderByteCode),
inputElements);
CreateStates();
UpdateConstantBuffer();
vertexShaderByteCode.Dispose();
pixelShaderByteCode.Dispose();
}
public SpritesRender(DX11 dx11, RenderForm form, CoreSettings setCoreSettings)
{
_form = form;
_dx11 = dx11;
VertexBufferSize = MaxElements * Utilities.SizeOf <Vertex>() * 4;
IndexBufferSize = MaxElements * Utilities.SizeOf <uint>() * 6;
// Compile the vertex shader code.
ShaderBytecode vertexShaderByteCode =
ShaderBytecode.CompileFromFile("Shaders\\VertexShader.hlsl", "VS", "vs_4_0");
// Compile the pixel shader code.
ShaderBytecode pixelShaderByteCode =
ShaderBytecode.CompileFromFile("Shaders\\PixelShader.hlsl", "PS", "ps_4_0");
VertexShader = new VertexShader(_dx11.D11Device, vertexShaderByteCode);
PixelShader = new PixelShader(_dx11.D11Device, pixelShaderByteCode);
VertexBuffer = new Buffer(_dx11.D11Device,
new BufferDescription
{
Usage = ResourceUsage.Dynamic,
BindFlags = BindFlags.VertexBuffer,
OptionFlags = ResourceOptionFlags.None,
CpuAccessFlags = CpuAccessFlags.Write,
SizeInBytes = VertexBufferSizeBytes
});
IndexBuffer = new Buffer(_dx11.D11Device,
new BufferDescription
{
Usage = ResourceUsage.Dynamic,
BindFlags = BindFlags.IndexBuffer,
OptionFlags = ResourceOptionFlags.None,
CpuAccessFlags = CpuAccessFlags.Write,
SizeInBytes = IndexBufferSizeBytes
});
ConstantBuffer = new Buffer(_dx11.D11Device,
new BufferDescription
{
BindFlags = BindFlags.ConstantBuffer,
Usage = ResourceUsage.Dynamic,
OptionFlags = ResourceOptionFlags.None,
CpuAccessFlags = CpuAccessFlags.Write,
SizeInBytes = Utilities.SizeOf <Vector2>() * 2
});
var inputElements = new[]
{
new InputElement
{
SemanticName = "POSITION",
SemanticIndex = 0,
Format = Format.R32G32_Float,
Slot = 0,
AlignedByteOffset = 0,
Classification = InputClassification.PerVertexData,
InstanceDataStepRate = 0
},
new InputElement
{
SemanticName = "TEXCOORD",
SemanticIndex = 0,
Format = Format.R32G32_Float,
Slot = 0,
AlignedByteOffset = InputElement.AppendAligned,
Classification = InputClassification.PerVertexData,
InstanceDataStepRate = 0
},
new InputElement
{
SemanticName = "COLOR",
SemanticIndex = 0,
// Format = Format.R32G32B32A32_Float,
Format = Format.R8G8B8A8_UNorm,
Slot = 0,
AlignedByteOffset = InputElement.AppendAligned,
Classification = InputClassification.PerVertexData,
InstanceDataStepRate = 0
}
};
Layout = new InputLayout(_dx11.D11Device, ShaderSignature.GetInputSignature(vertexShaderByteCode),
inputElements);
vertexShaderByteCode.Dispose();
pixelShaderByteCode.Dispose();
CreateStates();
imagingFactory2 = new ImagingFactory2();
}
