public void CanExecutePixelShaderBasicHlsl(IShaderExecutor shaderExecutor)
{
// Arrange.
VirtualMachine.ShaderExecutor = shaderExecutor;
var vm = new VirtualMachine(BytecodeContainer.Parse(File.ReadAllBytes("Shaders/PS/BasicHLSL_PS.o")), 4);
vm.SetRegister(0, OperandType.ConstantBuffer, new RegisterIndex(0, 0), new Number4
{
Number0 = Number.FromUInt(1) // bTexture = true
});
vm.SetRegister(0, OperandType.Input, new RegisterIndex(1), new Number4(0.5f, 0.5f, 1.5f, 1)); // COLOR0
vm.SetRegister(0, OperandType.Input, new RegisterIndex(2), new Number4(0, 0, 0, 0)); // TEXCOORD0
vm.SetTexture(new RegisterIndex(0), new FakeTexture(new Number4(0.8f, 0.6f, 0.4f, 1)));
vm.SetSampler(new RegisterIndex(0), new SamplerState());
// Act.
vm.Execute();
// Assert.
var output0 = vm.GetRegister(0, OperandType.Output, new RegisterIndex(0));
Assert.That(output0.Number0.Float, Is.EqualTo(0.4f));
Assert.That(output0.Number1.Float, Is.EqualTo(0.3f));
Assert.That(output0.Number2.Float, Is.EqualTo(0.6f));
Assert.That(output0.Number3.Float, Is.EqualTo(1));
}
public void PerformanceTest(IShaderExecutor shaderExecutor)
{
var bytecodeContainer = BytecodeContainer.Parse(File.ReadAllBytes("Shaders/VS/BasicHLSL_VS.o"));
VirtualMachine.ShaderExecutor = shaderExecutor;
var vm = new VirtualMachine(bytecodeContainer, 1);
var globals = new BasicHlsl.ConstantBufferGlobals
{
WorldViewProjection = Matrix.LookAtRH(Vector3.UnitZ, Vector3.Zero, Vector3.UnitY)
* Matrix.PerspectiveFovRH(MathUtil.PiOverFour, 1, 1, 10)
};
var vertexInput = new VertexPositionNormalTexture
{
Position = new Vector4(3, 0, 2, 1),
Normal = new Vector3(0, 1, 0),
TextureCoordinate = new Vector2(0, 1)
};
SetConstantBuffer(vm, 0, globals);
vm.SetRegister(0, OperandType.ConstantBuffer, new RegisterIndex(1, 0), new Number4
{
Number0 = Number.FromInt(3), // nNumLights = 3
Number1 = Number.FromInt(1) // bTexture = true
});
vm.SetRegister(0, OperandType.Input, new RegisterIndex(0), vertexInput.Position.ToNumber4());
vm.SetRegister(0, OperandType.Input, new RegisterIndex(1), vertexInput.Normal.ToNumber4());
vm.SetRegister(0, OperandType.Input, new RegisterIndex(2), vertexInput.TextureCoordinate.ToNumber4());
// Prime the pump by executing shader once.
vm.Execute();
var stopwatch = new Stopwatch();
stopwatch.Start();
const int iterations = 100000;
for (var i = 0; i < iterations; i++)
{
vm.Execute();
}
stopwatch.Stop();
Debug.WriteLine("Time: " + stopwatch.Elapsed);
}
public void CanExecuteSimplePixelShader(IShaderExecutor shaderExecutor)
{
// Arrange.
VirtualMachine.ShaderExecutor = shaderExecutor;
var vm = new VirtualMachine(BytecodeContainer.Parse(File.ReadAllBytes("Shaders/PS/Simple.o")), 4);
// Act.
vm.Execute();
// Assert.
var output0 = vm.GetRegister(0, OperandType.Output, new RegisterIndex(0));
Assert.That(output0.Number0.Float, Is.EqualTo(1.0f));
Assert.That(output0.Number1.Float, Is.EqualTo(0.5f));
Assert.That(output0.Number2.Float, Is.EqualTo(0.4f));
Assert.That(output0.Number3.Float, Is.EqualTo(1.0f));
}
public void CanExecuteVertexShaderBasicHlsl(IShaderExecutor shaderExecutor)
{
// Arrange.
VirtualMachine.ShaderExecutor = shaderExecutor;
var vm = new VirtualMachine(BytecodeContainer.Parse(File.ReadAllBytes("Shaders/VS/BasicHLSL_VS.o")), 1);
var globals = new BasicHlsl.ConstantBufferGlobals
{
WorldViewProjection = Matrix.LookAtRH(Vector3.UnitZ, Vector3.Zero, Vector3.UnitY)
* Matrix.PerspectiveFovRH(MathUtil.PiOverFour, 1, 1, 10),
NumLights = 3
};
var vertexInput = new VertexPositionNormalTexture
{
Position = new Vector4(3, 0, 2, 1),
Normal = new Vector3(0, 1, 0),
TextureCoordinate = new Vector2(0, 1)
};
var direct3DResult = Direct3DUtility.ExecuteVertexShader("Shaders/VS/BasicHLSL_VS.o", globals, vertexInput);
SetConstantBuffer(vm, 0, globals);
vm.SetConstantBufferRegisterValue(1, 0, new Number4
{
Number0 = Number.FromInt(3), // nNumLights = 3
Number1 = Number.FromInt(1) // bTexture = true
});
vm.SetInputRegisterValue(0, 0, 0, vertexInput.Position.ToNumber4());
vm.SetInputRegisterValue(0, 0, 1, vertexInput.Normal.ToNumber4());
vm.SetInputRegisterValue(0, 0, 2, vertexInput.TextureCoordinate.ToNumber4());
// Act.
vm.Execute();
// Assert.
var output0 = vm.GetOutputRegisterValue(0, 0);
Assert.That(output0.Number0.Float, Is.EqualTo(direct3DResult.Position.X));
Assert.That(output0.Number1.Float, Is.EqualTo(direct3DResult.Position.Y));
Assert.That(output0.Number2.Float, Is.EqualTo(direct3DResult.Position.Z));
Assert.That(output0.Number3.Float, Is.EqualTo(direct3DResult.Position.W));
}
public void CanExecuteSimpleVertexShader(IShaderExecutor shaderExecutor)
{
// Arrange.
VirtualMachine.ShaderExecutor = shaderExecutor;
var vm = new VirtualMachine(BytecodeContainer.Parse(File.ReadAllBytes("Shaders/VS/Simple.o")), 1);
// Set WorldViewProjection matrix into constant buffer
vm.SetRegister(0, OperandType.ConstantBuffer, new RegisterIndex(0, 0), new Number4(1, 2, 3, 4));
vm.SetRegister(0, OperandType.ConstantBuffer, new RegisterIndex(0, 1), new Number4(5, 6, 7, 8));
vm.SetRegister(0, OperandType.ConstantBuffer, new RegisterIndex(0, 2), new Number4(4, 3, 2, 1));
vm.SetRegister(0, OperandType.ConstantBuffer, new RegisterIndex(0, 3), new Number4(8, 7, 6, 5));
// Set Inputs
vm.SetRegister(0, OperandType.Input, new RegisterIndex(0), new Number4(3.0f, -5.0f, 2.0f, 0.0f)); // POSITION
vm.SetRegister(0, OperandType.Input, new RegisterIndex(1), new Number4(0.0f, 1.0f, 0.0f, 0.0f)); // NORMAL
vm.SetRegister(0, OperandType.Input, new RegisterIndex(2), new Number4(0.5f, 0.3f, 0.0f, 0.0f)); // TEXCOORD
// Act.
vm.Execute();
// Assert.
var output0 = vm.GetRegister(0, OperandType.Output, new RegisterIndex(0));
Assert.That(output0, Is.EqualTo(new Number4(-14.0f, -18.0f, -22.0f, -26.0f)));
var output1 = vm.GetRegister(0, OperandType.Output, new RegisterIndex(1));
Assert.That(output1.Number0.Float, Is.EqualTo(0.0f));
Assert.That(output1.Number1.Float, Is.EqualTo(1.0f));
Assert.That(output1.Number2.Float, Is.EqualTo(0.0f));
var output2 = vm.GetRegister(0, OperandType.Output, new RegisterIndex(2));
Assert.That(output2.Number0.Float, Is.EqualTo(0.5f));
Assert.That(output2.Number1.Float, Is.EqualTo(0.3f));
}
public void CanExecuteCubeMapGeometryShader(IShaderExecutor shaderExecutor)
{
// Arrange.
VirtualMachine.ShaderExecutor = shaderExecutor;
var vm = new VirtualMachine(BytecodeContainer.Parse(File.ReadAllBytes("Shaders/GS/GS_CubeMap_GS.o")), 1);
// Set constant buffer values. (These values are taken from the Rasterizr environment mapping sample).
vm.SetConstantBufferRegisterValue(0, 0, new Number4(0.143317f, 0f, 0.976717f, 0.976619f));
vm.SetConstantBufferRegisterValue(0, 1, new Number4(0f, 1.000000f, 0f, 0));
vm.SetConstantBufferRegisterValue(0, 2, new Number4(-0.651080f, 0f, 0.214997f, 0.214975f));
vm.SetConstantBufferRegisterValue(0, 3, new Number4(-32.553982f, 0f, 9.749746f, 10.748772f));
vm.SetConstantBufferRegisterValue(0, 4, new Number4(-0.143317f, 0f, -0.976717f, -0.976619f));
vm.SetConstantBufferRegisterValue(0, 5, new Number4(0f, 1.000000f, 0f, 0));
vm.SetConstantBufferRegisterValue(0, 6, new Number4(0.651080f, 0f, -0.214997f, -0.214975f));
vm.SetConstantBufferRegisterValue(0, 7, new Number4(32.553982f, 0f, -11.749947f, -10.748772f));
vm.SetConstantBufferRegisterValue(0, 8, new Number4(0.651080f, 0.214975f, 0f, 0));
vm.SetConstantBufferRegisterValue(0, 9, new Number4(0f, 0f, 1.000100f, 1.000000f));
vm.SetConstantBufferRegisterValue(0, 10, new Number4(0.143317f, -0.976619f, 0f, 0));
vm.SetConstantBufferRegisterValue(0, 11, new Number4(7.165847f, -48.830967f, -1.000100f, 0));
vm.SetConstantBufferRegisterValue(0, 12, new Number4(0.651080f, -0.214975f, 0f, 0));
vm.SetConstantBufferRegisterValue(0, 13, new Number4(0f, 0f, -1.000100f, -1.000000f));
vm.SetConstantBufferRegisterValue(0, 14, new Number4(0.143317f, 0.976619f, 0f, 0));
vm.SetConstantBufferRegisterValue(0, 15, new Number4(7.165847f, 48.830967f, -1.000100f, 0));
vm.SetConstantBufferRegisterValue(0, 16, new Number4(0.651080f, 0f, -0.214997f, -0.214975f));
vm.SetConstantBufferRegisterValue(0, 17, new Number4(0f, 1.000000f, 0f, 0));
vm.SetConstantBufferRegisterValue(0, 18, new Number4(0.143317f, 0f, 0.976717f, 0.976619f));
vm.SetConstantBufferRegisterValue(0, 19, new Number4(7.165847f, 0f, 47.835758f, 48.830975f));
vm.SetConstantBufferRegisterValue(0, 20, new Number4(-0.651080f, 0f, 0.214997f, 0.214975f));
vm.SetConstantBufferRegisterValue(0, 21, new Number4(0f, 1.000000f, 0f, 0));
vm.SetConstantBufferRegisterValue(0, 22, new Number4(-0.143317f, 0f, -0.976717f, -0.976619f));
vm.SetConstantBufferRegisterValue(0, 23, new Number4(-7.165847f, 0f, -49.835957f, -48.830975f));
// Set input values.
vm.SetInputRegisterValue(0, 0, 0, new Number4(12.834300f, 11.131500f, -0.087300f, 0));
vm.SetInputRegisterValue(0, 0, 1, new Number4(12.515460f, 11.131500f, -2.844318f, 0));
vm.SetInputRegisterValue(0, 0, 2, new Number4(-0.944098f, -0.255800f, 0.207817f, 0));
vm.SetInputRegisterValue(0, 0, 3, new Number4(56.420399f, -55.420399f, 0, 0));
vm.SetInputRegisterValue(0, 1, 0, new Number4(11.860000f, 11.131500f, 4.847000f, 0));
vm.SetInputRegisterValue(0, 1, 1, new Number4(12.624693f, 11.131500f, 2.184066f, 0));
vm.SetInputRegisterValue(0, 1, 2, new Number4(-0.951641f, -0.256300f, -0.169278f, 0));
vm.SetInputRegisterValue(0, 1, 3, new Number4(49.367802f, -55.420399f, 0, 0));
vm.SetInputRegisterValue(0, 2, 0, new Number4(11.698200f, 11.794400f, 4.778200f, 0));
vm.SetInputRegisterValue(0, 2, 1, new Number4(12.451886f, 11.794400f, 2.151658f, 0));
vm.SetInputRegisterValue(0, 2, 2, new Number4(-0.951859f, 0.256000f, -0.168411f, 0));
vm.SetInputRegisterValue(0, 2, 3, new Number4(49.367802f, -54.715099f, 0, 0));
var expectedOutputsForFirstVertex = new[]
{
new Number4(-30.657768f, 11.131500f, 22.266457f, 23.264225f),
new Number4(12.515460f, 11.131500f, -2.844318f, 0),
new Number4(-0.944098f, -0.255800f, 0.207817f, 0),
new Number4(56.420399f, -55.420399f, 0, 0),
new Number4(0, 0, 0, 0)
};
// Act.
var executionEnumerator = vm.ExecuteMultiple().GetEnumerator();
int index = 0;
while (true)
{
executionEnumerator.MoveNext();
if (executionEnumerator.Current == ExecutionResponse.Finished)
{
break;
}
Assert.That(executionEnumerator.Current, Is.EqualTo(ExecutionResponse.Emit));
if (index == 0)
{
for (ushort i = 0; i < expectedOutputsForFirstVertex.Length; i++)
{
var output = vm.GetRegister(0, OperandType.Output, new RegisterIndex(i));
Assert.That(output, Is.EqualTo(expectedOutputsForFirstVertex[i]));
}
}
executionEnumerator.MoveNext();
Assert.That(executionEnumerator.Current, Is.EqualTo(ExecutionResponse.Emit));
executionEnumerator.MoveNext();
Assert.That(executionEnumerator.Current, Is.EqualTo(ExecutionResponse.Emit));
executionEnumerator.MoveNext();
Assert.That(executionEnumerator.Current, Is.EqualTo(ExecutionResponse.Cut));
// SV_RenderTargetArrayIndex
var output5 = vm.GetRegister(0, OperandType.Output, new RegisterIndex(4));
Assert.That(output5.Number0.Int, Is.EqualTo(index));
index++;
}
Assert.That(index, Is.EqualTo(6));
}
static VirtualMachine()
{
ShaderExecutor = new Interpreter();
}
static VirtualMachine()
{
ShaderExecutor = new Interpreter();
}
