private void BuildFX()
{
SharpDX.D3DCompiler.ShaderBytecode compiledShader = null;
try
{
compiledShader = new SharpDX.D3DCompiler.ShaderBytecode(System.IO.File.ReadAllBytes("fx/lighting.fxo"));
_fx = new D3D11.Effect(Device, compiledShader);
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
return;
}
finally
{
Util.ReleaseCom(ref compiledShader);
}
_tech = _fx.GetTechniqueByName("LightTech");
_fxWVP = _fx.GetVariableByName("gWorldViewProj").AsMatrix();
_fxWorld = _fx.GetVariableByName("gWorld").AsMatrix();
_fxWIT = _fx.GetVariableByName("gWorldInvTranspose").AsMatrix();
_fxEyePosW = _fx.GetVariableByName("gEyePosW").AsVector();
_fxDirLight = _fx.GetVariableByName("gDirLight");
_fxPointLight = _fx.GetVariableByName("gPointLight");
_fxSpotLight = _fx.GetVariableByName("gSpotLight");
_fxMaterial = _fx.GetVariableByName("gMaterial");
_fxDiffuseMap = _fx.GetVariableByName("gDiffuseMap").AsShaderResource();
_fxRefractiveMap = _fx.GetVariableByName("gRefractiveMap").AsShaderResource();
_fxClipPlane = _fx.GetVariableByName("gClipPlane").AsVector();
_fxReflectViewProj = _fx.GetVariableByName("gReflectViewProj").AsMatrix();
_fxReflectiveMap = _fx.GetVariableByName("gReflectiveMap").AsShaderResource();
_fxgRefractionPositionMap = _fx.GetVariableByName("gRefractionPositionMap").AsShaderResource();
_fxUseStructBuf = _fx.GetVariableByName("gUseStructBuf").AsScalar();
_fxSolutionSR = _fx.GetVariableByName("gSolution").AsShaderResource();
}
public DrawingManager(DeviceManager deviceManager)
{
_device = deviceManager.Device;
_context = deviceManager.Context;
_vertexLayouts = deviceManager.VertexLayouts;
var effect = deviceManager.Effect;
_standardSmooth = effect.GetTechniqueByName("Standard|Smooth");
_standardFlat = effect.GetTechniqueByName("Standard|Flat");
_standardWireframe = effect.GetTechniqueByName("Standard|Wireframe");
_prelitSmooth = effect.GetTechniqueByName("Prelit|Smooth");
_prelitFlat = effect.GetTechniqueByName("Prelit|Flat");
_prelitWireframe = effect.GetTechniqueByName("Prelit|Wireframe");
_worldMatrix = effect.GetVariableByName("g_WorldMatrix").AsMatrix();
_postWorldMatrix = effect.GetVariableByName("g_PostWorldMatrix").AsMatrix();
_viewMatrix = effect.GetVariableByName("g_ViewMatrix").AsMatrix();
_projectionMatrix = effect.GetVariableByName("g_ProjectionMatrix").AsMatrix();
_color = effect.GetVariableByName("g_Color").AsVector();
_opacity = effect.GetVariableByName("g_Opacity").AsScalar();
_ambient = effect.GetVariableByName("g_Ambient").AsScalar();
_diffuse = effect.GetVariableByName("g_Diffuse").AsScalar();
_texture = effect.GetVariableByName("g_Texture").AsShaderResource();
_mask = effect.GetVariableByName("g_Mask").AsShaderResource();
_textureSampler = effect.GetVariableByName("g_TextureSampler").AsSampler();
_hasTexture = effect.GetVariableByName("g_HasTexture").AsScalar();
_hasMask = effect.GetVariableByName("g_HasMask").AsScalar();
_isInstanced = effect.GetVariableByName("g_IsInstanced").AsScalar();
_isColorTinted = effect.GetVariableByName("g_IsColorTinted").AsScalar();
_globalLight = effect.GetVariableByName("g_GlobalLight");
_lightViewProjectionMatrix = effect.GetVariableByName("g_LightViewProjectionMatrix").AsMatrix();
//Set the states to Unknown initially.
_currentDrawingState = DrawingState.Unknown;
_currentTopologyState = PrimitiveTopologyState.Unknown;
//Set the default of the g_PostWorldMatrix to Identity, so it isn't required to be set.
_postWorldMatrix.SetMatrix(Matrix.Identity);
//Setup shadow map technique.
var shadowEffect = deviceManager.ShadowEffect;
_shadowMapStandard = shadowEffect.GetTechniqueByName("ShadowMapTechnique|Standard");
_shadowMapPrelit = shadowEffect.GetTechniqueByName("ShadowMapTechnique|Prelit");
_isShadowInstanced = shadowEffect.GetVariableByName("g_IsInstanced").AsScalar();
_shadowWorldMatrix = shadowEffect.GetVariableByName("g_WorldMatrix").AsMatrix();
_shadowHasMask = shadowEffect.GetVariableByName("g_HasMask").AsScalar();
_shadowMask = shadowEffect.GetVariableByName("g_Mask").AsShaderResource();
_shadowLightViewProjectionMatrix = shadowEffect.GetVariableByName("g_LightViewProjectionMatrix").AsMatrix();
}
private void Init()
{
_WorldVar = GetVariableByName("g_World").AsMatrix();
_WorldInverseTransposeVar = GetVariableByName("g_WorldInverseTranspose").AsMatrix();
_WorldViewProjectionVar = GetVariableByName("g_WorldViewProjection").AsMatrix();
_ViewInverseVar = GetVariableByName("m_ViewInverse").AsMatrix();
_EyePositionVar = GetVariableByName("m_EyePosition").AsVector();
_DirectionalLight0Var = new EffectDirectionalLightVariable(GetVariableByName("m_Light0"));
_DirectionalLight1Var = new EffectDirectionalLightVariable(GetVariableByName("m_Light1"));
_DirectionalLight2Var = new EffectDirectionalLightVariable(GetVariableByName("m_Light2"));
_DiffuseColorVar = GetVariableByName("m_DiffuseColor").AsVector();
_EmissiveColorVar = GetVariableByName("m_EmissiveColor").AsVector();
_AmbientColorVar = GetVariableByName("m_AmbientColor").AsVector();
_SpecularColorVar = GetVariableByName("m_SpecularColor").AsVector();
_SpecularPowerVar = GetVariableByName("m_SpecularPower").AsScalar();
SetDefaults();
}
public void Initialize()
{
Form.SizeChanged += (o, args) =>
{
if (_swapChain == null)
return;
renderView.Dispose();
depthView.Dispose();
DisposeBuffers();
if (Form.WindowState == FormWindowState.Minimized)
return;
Width = Form.ClientSize.Width;
Height = Form.ClientSize.Height;
_swapChain.ResizeBuffers(_swapChain.Description.BufferCount, 0, 0, Format.Unknown, 0);
CreateBuffers();
SetSceneConstants();
};
Width = 1024;
Height = 768;
NearPlane = 1.0f;
FarPlane = 200.0f;
FieldOfView = (float)Math.PI / 4;
try
{
OnInitializeDevice();
}
catch (Exception e)
{
MessageBox.Show(e.ToString(), "Could not create DirectX 11 device.");
return;
}
// shader.fx
const ShaderFlags shaderFlags = ShaderFlags.None;
//const ShaderFlags shaderFlags = ShaderFlags.Debug | ShaderFlags.SkipOptimization;
string[] sources = new[] { "shader.fx", "grender.fx" };
using (var shaderByteCode = ShaderLoader.FromResource(Assembly.GetExecutingAssembly(), sources, shaderFlags))
{
effect = new Effect(_device, shaderByteCode);
}
EffectTechnique technique = effect.GetTechniqueByName("GBufferCreate");
shadowGenPass = technique.GetPassByName("ShadowMap");
gBufferGenPass = technique.GetPassByName("GBufferGen");
debugDrawPass = technique.GetPassByName("DebugDraw");
BufferDescription sceneConstantsDesc = new BufferDescription()
{
SizeInBytes = Marshal.SizeOf(typeof(ShaderSceneConstants)),
Usage = ResourceUsage.Dynamic,
BindFlags = BindFlags.ConstantBuffer,
CpuAccessFlags = CpuAccessFlags.Write,
OptionFlags = ResourceOptionFlags.None
};
sceneConstantsBuffer = new Buffer(_device, sceneConstantsDesc);
EffectConstantBuffer effectConstantBuffer = effect.GetConstantBufferByName("scene");
effectConstantBuffer.SetConstantBuffer(sceneConstantsBuffer);
RasterizerStateDescription _rasterizerStateDesc = new RasterizerStateDescription()
{
CullMode = CullMode.None,
FillMode = FillMode.Solid,
DepthBias = 0,
DepthBiasClamp = 0,
SlopeScaledDepthBias = 0,
IsDepthClipEnabled = true,
};
noCullState = new RasterizerState(_device, _rasterizerStateDesc);
_rasterizerStateDesc.CullMode = CullMode.Back;
backCullState = new RasterizerState(_device, _rasterizerStateDesc);
_rasterizerStateDesc.CullMode = CullMode.Front;
frontCullState = new RasterizerState(_device, _rasterizerStateDesc);
_immediateContext.Rasterizer.State = CullingEnabled ? backCullState : noCullState;
DepthStencilStateDescription depthDesc = new DepthStencilStateDescription()
{
IsDepthEnabled = true,
IsStencilEnabled = false,
DepthWriteMask = DepthWriteMask.All,
DepthComparison = Comparison.Less
};
depthState = new DepthStencilState(_device, depthDesc);
depthDesc.DepthWriteMask = DepthWriteMask.Zero;
outsideLightVolumeDepthState = new DepthStencilState(_device, depthDesc);
depthDesc.DepthComparison = Comparison.Greater;
insideLightVolumeDepthState = new DepthStencilState(_device, depthDesc);
DepthStencilStateDescription lightDepthStateDesc = new DepthStencilStateDescription()
{
IsDepthEnabled = true,
IsStencilEnabled = false,
DepthWriteMask = DepthWriteMask.All,
DepthComparison = Comparison.Less
};
lightDepthStencilState = new DepthStencilState(_device, lightDepthStateDesc);
// grender.fx
technique = effect.GetTechniqueByName("DeferredShader");
gBufferRenderPass = technique.GetPassByName("DeferredShader");
gBufferPostProcessPass = technique.GetPassByName("Blur");
gBufferPostProcessPass2 = technique.GetPassByName("PostProcess");
gBufferOverlayPass = technique.GetPassByName("Overlay");
lightBufferVar = effect.GetVariableByName("lightBuffer").AsShaderResource();
normalBufferVar = effect.GetVariableByName("normalBuffer").AsShaderResource();
diffuseBufferVar = effect.GetVariableByName("diffuseBuffer").AsShaderResource();
depthMapVar = effect.GetVariableByName("depthMap").AsShaderResource();
shadowLightDepthBufferVar = effect.GetVariableByName("lightDepthMap").AsShaderResource();
sunLightDirectionVar = effect.GetVariableByName("SunLightDirection").AsVector();
viewportWidthVar = effect.GetVariableByName("ViewportWidth").AsScalar();
viewportHeightVar = effect.GetVariableByName("ViewportHeight").AsScalar();
viewParametersVar = effect.GetVariableByName("ViewParameters").AsVector();
overlayViewProjectionVar = effect.GetVariableByName("OverlayViewProjection").AsMatrix();
// light.fx
using (var shaderByteCode = ShaderLoader.FromResource(Assembly.GetExecutingAssembly(), "light.fx", shaderFlags))
{
lightShader = new Effect(_device, shaderByteCode);
}
technique = lightShader.GetTechniqueByIndex(0);
lightAccumulationPass = technique.GetPassByName("Light");
lightWorldVar = lightShader.GetVariableByName("World").AsMatrix();
lightPositionRadiusVar = lightShader.GetVariableByName("PositionRadius").AsVector();
lightColorVar = lightShader.GetVariableByName("Color").AsVector();
lightProjectionVar = lightShader.GetVariableByName("Projection").AsMatrix();
lightViewVar = lightShader.GetVariableByName("View").AsMatrix();
lightViewInverseVar = lightShader.GetVariableByName("ViewInverse").AsMatrix();
lightViewportWidthVar = lightShader.GetVariableByName("ViewportWidth").AsScalar();
lightViewportHeightVar = lightShader.GetVariableByName("ViewportHeight").AsScalar();
lightEyePositionVar = lightShader.GetVariableByName("EyePosition").AsVector();
lightViewParametersVar = lightShader.GetVariableByName("ViewParameters").AsVector();
InputElement[] elements = new InputElement[]
{
new InputElement("POSITION", 0, Format.R32G32B32_Float, 0, 0, InputClassification.PerVertexData, 0),
};
lightVolumeInputLayout = new InputLayout(Device, lightShader.GetTechniqueByIndex(0).GetPassByName("Light").Description.Signature, elements);
pointLightVolumeVertices = Light.CreatePointLightVolume(out pointLightVolumeIndices);
BufferDescription vertexBufferDesc = new BufferDescription()
{
SizeInBytes = Vector3.SizeInBytes * pointLightVolumeVertices.Length,
Usage = ResourceUsage.Default,
BindFlags = BindFlags.VertexBuffer,
};
using (var data = new SharpDX.DataStream(vertexBufferDesc.SizeInBytes, false, true))
{
data.WriteRange(pointLightVolumeVertices);
data.Position = 0;
pointLightVolumeVertexBuffer = new Buffer(Device, data, vertexBufferDesc);
}
pointLightVolumeVertexBufferBinding = new VertexBufferBinding(pointLightVolumeVertexBuffer, 12, 0);
BufferDescription indexBufferDesc = new BufferDescription()
{
SizeInBytes = sizeof(uint) * pointLightVolumeIndices.Length,
Usage = ResourceUsage.Default,
BindFlags = BindFlags.IndexBuffer
};
using (var data = new SharpDX.DataStream(indexBufferDesc.SizeInBytes, false, true))
{
data.WriteRange(pointLightVolumeIndices);
data.Position = 0;
pointLightVolumeIndexBuffer = new Buffer(Device, data, indexBufferDesc);
}
lightDepthBufferVar = lightShader.GetVariableByName("depthBuffer").AsShaderResource();
lightNormalBufferVar = lightShader.GetVariableByName("normalBuffer").AsShaderResource();
lights.Add(new Light(pointLightPosition, 60, new Vector4(1, 0.95f, 0.9f, 1)));
//lights.Add(new Light(pointLightPosition, 60, new Vector4(0, 0, 1, 1)));
//lights.Add(new Light(new Vector3(-10, 10, 10), 30, new Vector4(1, 0, 0, 1)));
//lights.Add(new Light(new Vector3(10, 5, -10), 20, new Vector4(0, 1, 0, 1)));
//lights.Add(new Light(new Vector3(-10, 5, -10), 20, new Vector4(1, 0, 1, 1)));
Info = new InfoText(_device, 256, 256);
_meshFactory = new MeshFactory(this);
CreateBuffers();
}
void CreateBuffers()
{
DisposeBuffers();
// New RenderTargetView from the backbuffer
using (var bb = Texture2D.FromSwapChain<Texture2D>(_swapChain, 0))
{
renderView = new RenderTargetView(_device, bb);
}
Texture2DDescription gBufferDesc = new Texture2DDescription()
{
ArraySize = 1,
BindFlags = BindFlags.RenderTarget | BindFlags.ShaderResource,
CpuAccessFlags = CpuAccessFlags.None,
Format = Format.R8G8B8A8_UNorm,
Width = _width,
Height = _height,
MipLevels = 1,
OptionFlags = ResourceOptionFlags.None,
SampleDescription = new SampleDescription(1, 0),
Usage = ResourceUsage.Default
};
gBufferLight = new Texture2D(_device, gBufferDesc);
gBufferLightView = new RenderTargetView(_device, gBufferLight);
gBufferNormal = new Texture2D(_device, gBufferDesc);
gBufferNormalView = new RenderTargetView(_device, gBufferNormal);
gBufferDiffuse = new Texture2D(_device, gBufferDesc);
gBufferDiffuseView = new RenderTargetView(_device, gBufferDiffuse);
gBufferViews = new RenderTargetView[] { gBufferLightView, gBufferNormalView, gBufferDiffuseView };
ShaderResourceViewDescription gBufferResourceDesc = new ShaderResourceViewDescription()
{
Format = Format.R8G8B8A8_UNorm,
Dimension = ShaderResourceViewDimension.Texture2D,
Texture2D = new ShaderResourceViewDescription.Texture2DResource()
{
MipLevels = 1,
MostDetailedMip = 0
}
};
lightBufferRes = new ShaderResourceView(_device, gBufferLight, gBufferResourceDesc);
normalBufferRes = new ShaderResourceView(_device, gBufferNormal, gBufferResourceDesc);
diffuseBufferRes = new ShaderResourceView(_device, gBufferDiffuse, gBufferResourceDesc);
Texture2DDescription depthDesc = new Texture2DDescription()
{
ArraySize = 1,
BindFlags = BindFlags.DepthStencil | BindFlags.ShaderResource,
CpuAccessFlags = CpuAccessFlags.None,
Format = Format.R32_Typeless,
Width = _width,
Height = _height,
MipLevels = 1,
OptionFlags = ResourceOptionFlags.None,
SampleDescription = new SampleDescription(1, 0),
Usage = ResourceUsage.Default
};
DepthStencilViewDescription depthViewDesc = new DepthStencilViewDescription()
{
Dimension = DepthStencilViewDimension.Texture2D,
Format = Format.D32_Float,
};
ShaderResourceViewDescription resourceDesc = new ShaderResourceViewDescription()
{
Format = Format.R32_Float,
Dimension = ShaderResourceViewDimension.Texture2D,
Texture2D = new ShaderResourceViewDescription.Texture2DResource()
{
MipLevels = 1,
MostDetailedMip = 0
}
};
depthTexture = new Texture2D(_device, depthDesc);
depthView = new DepthStencilView(_device, depthTexture, depthViewDesc);
depthRes = new ShaderResourceView(_device, depthTexture, resourceDesc);
lightDepthTexture = new Texture2D(_device, depthDesc);
lightDepthView = new DepthStencilView(_device, lightDepthTexture, depthViewDesc);
lightDepthRes = new ShaderResourceView(_device, lightDepthTexture, resourceDesc);
lightBufferVar = effect2.GetVariableByName("lightBuffer").AsShaderResource();
normalBufferVar = effect2.GetVariableByName("normalBuffer").AsShaderResource();
diffuseBufferVar = effect2.GetVariableByName("diffuseBuffer").AsShaderResource();
depthMapVar = effect2.GetVariableByName("depthMap").AsShaderResource();
lightDepthMapVar = effect2.GetVariableByName("lightDepthMap").AsShaderResource();
inverseProjectionVar = effect2.GetVariableByName("InverseProjection").AsMatrix();
inverseViewVar = effect2.GetVariableByName("InverseView").AsMatrix();
lightInverseViewProjectionVar = effect2.GetVariableByName("LightInverseViewProjection").AsMatrix();
lightPositionVar = effect2.GetVariableByName("LightPosition").AsVector();
eyePositionVar = effect2.GetVariableByName("EyePosition").AsVector();
eyeZAxisVar = effect2.GetVariableByName("EyeZAxis").AsVector();
tanHalfFOVXVar = effect2.GetVariableByName("TanHalfFOVX").AsScalar();
tanHalfFOVYVar = effect2.GetVariableByName("TanHalfFOVY").AsScalar();
projectionAVar = effect2.GetVariableByName("ProjectionA").AsScalar();
projectionBVar = effect2.GetVariableByName("ProjectionB").AsScalar();
overlayViewProjectionVar = effect2.GetVariableByName("OverlayViewProjection").AsMatrix();
_immediateContext.Rasterizer.SetViewport(new ViewportF(0, 0, _width, _height));
}
public WavesSimulator(IntPtr hInst)
: base(hInst)
{
//Geometry Related Buffers
_ballIB = null;
_ballVB = null;
_groundVB = null;
_groundIB = null;
_wavesVB = null;
_wavesIB = null;
_ballIndexCount = 0;
_groundIndexCount = 0;
//WVP Matrices
_groundWorld = Matrix.Identity;
_wavesWorld = Matrix.Translation(0, -2.0f, 0);
_ballWorld = Matrix.Translation(-30, 15, 0);
_view = Matrix.Identity;
_proj = Matrix.Identity;
_reflectView = Matrix.Identity;
//Rendering Effects Related
_fx = null;
_fxWVP = null;
_tech = null;
_fxWorld = null;
_fxWIT = null;
_fxEyePosW = null;
_fxDirLight = null;
_fxPointLight = null;
_fxSpotLight = null;
_fxMaterial = null;
_fxDiffuseMap = null;
_fxRefractiveMap = null;
_fxClipPlane = null;
_fxReflectiveMap = null;
_fxReflectViewProj = null;
_fxUseStructBuf = null;
_fxgRefractionPositionMap = null;
//Textures and Views
refractText = null;
refractRenderTargetView = null;
refractResourceView = null;
reflectRenderTargetView = null;
reflectResourceView = null;
reflectText = null;
positionMapRenderTargetView = null;
positionMapResourceView = null;
positionMapText = null;
_groundMapSRV = null;
_groundMap = null;
//Input Format
_inputLayout = null;
//Camera Related
_theta = 1.5f * MathF.PI;
_phi = 0.1f * MathF.PI;
_radius = 200.0f;
_lastMousePos = new System.Drawing.Point(0, 0);
_eyePosW = new Vector3();
//Shading and Lighting
_alphaBlend = null;
_dirLight = new DirectionalLight
{
Ambient = new Color4(0.2f, 0.2f, 0.2f, 1),
Diffuse = new Color4(0.5f, 0.5f, 0.5f, 1),
Specular = new Color4(0.5f, 0.5f, 0.5f, 1),
Direction = new Vector3(0.57735f, -0.57735f, 0.57735f)
};
_pointLight = new PointLight
{
Ambient = new Color4(0.3f, 0.3f, 0.3f, 1),
Diffuse = new Color4(0.7f, 0.7f, 0.7f, 1),
Specular = new Color4(0.7f, 0.7f, 0.7f, 1),
Attenuation = new Vector3(0.1f, 0.1f, 0.1f),
Range = 25.0f
};
_spotLight = new SpotLight
{
Ambient = new Color4(0, 0, 0, 0),
Diffuse = new Color4(1.0f, 1.0f, 1.0f, 1),
Specular = Color.White,
Attenuation = new Vector3(1.0f, 0.0f, 0.0f),
Spot = 96.0f,
Range = 10000.0f
};
_landMaterial = new Material
{
Ambient = new Color4(1f, 1f, 1f, 1.0f),
Diffuse = new Color4(1, 1, 1, 1.0f),
Specular = new Color4(0.2f, 0.2f, 0.2f, 16.0f),
Reflect = new Color4(1.0f, 1f, 1f, 1f)
};
_wavesMaterial = new Material
{
Ambient = new Color4(1, 1, 1, 0.8f),
Diffuse = new Color4(0.137f, 0.42f, 0.556f, 1.0f),
Specular = new Color4(0.8f, 0.8f, 0.8f, 96.0f),
Reflect = new Color4(2f, 1, 1, 1) //R component of Reflect is used for Gama Correction in Effect
};
_disposed = false;
MainWindowCaption = "Waves Simulator";
}
