public D3D.InputLayout GetOrCreateLayout(VertexBufferBinding[] vbuffers, int numBuffers)
{
//Take care of the trivial cases
if (numBuffers == 1)
{
return(GetOrCreateLayout(vbuffers[0]));
}
else if (numBuffers == 0)
{
throw new TeslaException("Error creating input layout - cannot draw!");
}
//Clear semantic index array
ClearSemanticIndices();
//Make sure we aren't trying to do too much
if (numBuffers >= vbuffers.Length)
{
throw new ArgumentOutOfRangeException("numBuffers", "Number of vertex declarations to merge is greater than number of vertex buffers given.");
}
//Do we have an input layout that matches?
int key = GenerateKey(vbuffers, numBuffers);
D3D.InputLayout layout;
if (!_layoutMap.TryGetValue(key, out layout))
{
//If not, need to loop over each vertex buffer and create a layout from each declaration
try {
D3D.InputElement[] elements = new D3D.InputElement[GetVertexElementCount(vbuffers, numBuffers)];
int index = 0;
for (int i = 0; i < numBuffers; i++)
{
VertexBufferBinding binding = vbuffers[i];
VertexDeclaration decl = binding.VertexBuffer.VertexDeclaration;
int offset = 0; //Every new stream, reset offset
for (int j = 0; j < decl.ElementCount; j++)
{
VertexElement element = decl[j];
element.SemanticIndex = IncrementSemanticIndex(element.SemanticName);
element.Offset = offset;
elements[index++] = GenerateInputElement(element, i, binding.InstanceFrequency);
offset += VertexDeclaration.GetVertexElementSize(element.Format);
}
}
layout = new D3D.InputLayout(_device, _sig, elements);
} catch (Exception e) {
throw new TeslaException("Error setting vertex declaration, it does not match the shader's input signature. Either there is an invalid element, or the declaration does not have enough elements.", e);
}
//If we're good, add it to the map
_layoutMap.Add(key, layout);
}
return(layout);
}
internal static D3D.InputElement[] ToD3DInputElements(VertexElement[] elements)
{
D3D.InputElement[] inputs = new D3D.InputElement[elements.Length];
for (int i = 0; i < elements.Length; i++)
{
VertexElement element = elements[i];
inputs[i] = new D3D.InputElement(ToD3DVertexSemantic(element.SemanticName),
element.SemanticIndex,
D3D10Helper.ToD3DVertexFormat(element.Format),
element.Offset,
0,
0,
0);
}
return(inputs);
}
public D3D.InputLayout CreateLayout(VertexDeclaration declaration)
{
int key = declaration.GetHashCode();
D3D.InputLayout layout;
if (!_layoutMap.TryGetValue(key, out layout))
{
try {
D3D.InputElement[] elements = new D3D.InputElement[declaration.ElementCount];
for (int i = 0; i < elements.Length; i++)
{
elements[i] = GenerateInputElement(declaration[i], 0, 0);
}
layout = new D3D.InputLayout(_device, _sig, elements);
} catch (Exception e) {
throw new TeslaException("Error setting vertex declaration, it does not match the shader's input signature. Either there is an invalid element, or the declaration does not have enough elements.", e);
}
_layoutMap.Add(key, layout);
}
return(layout);
}
public static void Create()
{
//without texcoord
DataStream stream = new DataStream(12 * 6, true, true);
stream.Write<Vector3>(new Vector3(-1, -1, 1));
stream.Write<Vector3>(new Vector3(-1, 1, 1));
stream.Write<Vector3>(new Vector3(1, 1, 1));
stream.Write<Vector3>(new Vector3(1, 1, 1));
stream.Write<Vector3>(new Vector3(1, -1, 1));
stream.Write<Vector3>(new Vector3(-1, -1, 1));
elements[0] = new SlimDX.Direct3D10.InputElement("POSITION", 0, SlimDX.DXGI.Format.R32G32B32_Float, 0, 0);
stream.Position = 0;
buffer = new SlimDX.Direct3D10.Buffer(Game.gameClass.GetDevice(), stream, (int)stream.Length, D3D10.ResourceUsage.Immutable,
D3D10.BindFlags.VertexBuffer, D3D10.CpuAccessFlags.None, D3D10.ResourceOptionFlags.None);
binding = new SlimDX.Direct3D10.VertexBufferBinding(buffer, 12, 0);
stream.Close();
//with texcoord
stream = new DataStream(12 * 6*2, true, true);
stream.Write<Vector3>(new Vector3(-1, -1, 1));
stream.Write<Vector3>(Vector3.Zero);
stream.Write<Vector3>(new Vector3(-1, 1, 1));
stream.Write<Vector3>(Vector3.Zero);
stream.Write<Vector3>(new Vector3(1, 1, 1));
stream.Write<Vector3>(Vector3.Zero);
stream.Write<Vector3>(new Vector3(1, 1, 1));
stream.Write<Vector3>(Vector3.Zero);
stream.Write<Vector3>(new Vector3(1, -1, 1));
stream.Write<Vector3>(Vector3.Zero);
stream.Write<Vector3>(new Vector3(-1, -1, 1));
stream.Write<Vector3>(Vector3.Zero);
elementsWithTexCoord[0] = new SlimDX.Direct3D10.InputElement("POSITION", 0, SlimDX.DXGI.Format.R32G32B32_Float, 0, 0);
elementsWithTexCoord[1] = new SlimDX.Direct3D10.InputElement("TEXCOORD", 0, SlimDX.DXGI.Format.R32G32B32_Float, 12, 0);
stream.Position = 0;
bufferWithTexCoord = new SlimDX.Direct3D10.Buffer(Game.gameClass.GetDevice(), stream, (int)stream.Length, D3D10.ResourceUsage.Dynamic,
D3D10.BindFlags.VertexBuffer, D3D10.CpuAccessFlags.Write, D3D10.ResourceOptionFlags.None);
bindingWithTexCoord = new SlimDX.Direct3D10.VertexBufferBinding(bufferWithTexCoord, 24, 0);
stream.Close();
}
public Sky(Vector3 lightDir, StreamReader file)
{
///
// outerRadius = innerRadius * 1.0157313f;
// atmScale = 1f / (outerRadius - innerRadius);
dome.CreateDome((int)size.X, (int)size.Y);
// waveLength4 = new Vector3((float)Math.Pow(waveLength.X, 4), (float)Math.Pow(waveLength.Y, 4), (float)Math.Pow(waveLength.Z, 4));
// double pow = -0.84;
// waveLength084 = new Vector3((float)Math.Pow(waveLength.X, pow), (float)Math.Pow(waveLength.Y, pow), (float)Math.Pow(waveLength.Z, pow));
effect = ResourceManager.mainManager.LoadEffect("Resources\\Effects\\Sky.fx", ResourceManager.mainManager.GetDefaultEffectPool());
pass = effect.GetTechniqueByName("Render").GetPassByIndex(0);
updatePass = effect.GetTechniqueByName("Update").GetPassByIndex(0);
D3D10.InputElement[] elements = new SlimDX.Direct3D10.InputElement[2];
elements[0] = new SlimDX.Direct3D10.InputElement("POSITION", 0, SlimDX.DXGI.Format.R32G32B32_Float, 0, 0);
elements[1] = new D3D10.InputElement("TEXCOORD", 0, SlimDX.DXGI.Format.R32G32_Float, 12, 0);
layout = new SlimDX.Direct3D10.InputLayout(Game.gameClass.GetDevice(), elements, pass.Description.Signature);
layoutUpdate = Quad.GetLayout(updatePass);
translation = effect.GetVariableByName("translation").AsVector();
sunPosition = effect.GetVariableByName("sunPos").AsVector();
// Vector4 mieTemps = new Vector4((3 * (1 - g * g)) / (2 * (2 + g * g)), 1 + g * g, g, 1);
mieTemps = effect.GetVariableByName("mieTemps").AsVector();
K = effect.GetVariableByName("K").AsVector();
waveLengthRay = effect.GetVariableByName("waveLengthRay").AsVector();
waveLengthMie = effect.GetVariableByName("waveLengthMie").AsVector();
scaleDepth = effect.GetVariableByName("scaleDepth").AsVector();
sunIntensity = effect.GetVariableByName("sunIntensity").AsScalar();
//textures
D3D10.Texture2DDescription desc = new SlimDX.Direct3D10.Texture2DDescription();
desc.ArraySize = 1;
desc.BindFlags = D3D10.BindFlags.ShaderResource | SlimDX.Direct3D10.BindFlags.RenderTarget;
desc.CpuAccessFlags = D3D10.CpuAccessFlags.None;
desc.Format = SlimDX.DXGI.Format.R16G16B16A16_Float;
desc.Height = (int)size.Y;
desc.MipLevels = 1;
desc.OptionFlags = D3D10.ResourceOptionFlags.None;
desc.Usage = D3D10.ResourceUsage.Default;
desc.Width = (int)size.X;
SlimDX.DXGI.SampleDescription sampleDescription = new SlimDX.DXGI.SampleDescription();
sampleDescription.Count = 1;
sampleDescription.Quality = 0;
desc.SampleDescription = sampleDescription;
rayLookupTexture = new D3D10.Texture2D(Game.gameClass.GetDevice(), desc);
mieLookupTexture = new D3D10.Texture2D(Game.gameClass.GetDevice(), desc);
/* desc.BindFlags = D3D10.BindFlags.None;
desc.CpuAccessFlags = D3D10.CpuAccessFlags.Write;
desc.Usage = D3D10.ResourceUsage.Staging;
mieUpdateTexture = new D3D10.Texture2D(Game.gameClass.GetDevice(), desc);
rayUpdateTexture = new D3D10.Texture2D(Game.gameClass.GetDevice(), desc);
mieUpdateTextureMap = mieUpdateTexture.Map(0, D3D10.MapMode.Write, D3D10.MapFlags.DoNotWait);
mieUpdateTexture.Unmap(0);
rayUpdateTextureMap = rayUpdateTexture.Map(0, D3D10.MapMode.Write, D3D10.MapFlags.DoNotWait);
rayUpdateTexture.Unmap(0);*/
using (D3D10.ShaderResourceView view = new SlimDX.Direct3D10.ShaderResourceView(Game.gameClass.GetDevice(), rayLookupTexture))
effect.GetVariableByName("rayLookupTex").AsResource().SetResource(view);
using (D3D10.ShaderResourceView view = new SlimDX.Direct3D10.ShaderResourceView(Game.gameClass.GetDevice(), mieLookupTexture))
effect.GetVariableByName("mieLookupTex").AsResource().SetResource(view);
viewPort = new Viewport();
viewPort.Height = (int)size.Y;
viewPort.Width = (int)size.X;
viewPort.MaxZ = 1.0f;
viewPort.MinZ = 0.0f;
viewPort.X = 0;
viewPort.Y = 0;
renderTargets[0] = new SlimDX.Direct3D10.RenderTargetView(Game.gameClass.GetDevice(), rayLookupTexture);
renderTargets[1] = new SlimDX.Direct3D10.RenderTargetView(Game.gameClass.GetDevice(), mieLookupTexture);
Load(file);
CalculateLookupOnGPU(-lightDir);
}
//creation functions
public Terrain(int q, StreamReader file)
{
quadSize = q;
//loading effect
effect = ResourceManager.mainManager.LoadEffect("Resources\\Effects\\Terrain.fx", ResourceManager.mainManager.GetDefaultEffectPool());
technique = effect.GetTechniqueByName("Render");
pass = technique.GetPassByIndex(0);
//creating layout
D3D10.InputElement[] elements = new SlimDX.Direct3D10.InputElement[1];
elements[0] = new SlimDX.Direct3D10.InputElement("TEXCOORD", 0, SlimDX.DXGI.Format.R32G32_Float, 0, 0, D3D10.InputClassification.PerVertexData, 0);
layout = new SlimDX.Direct3D10.InputLayout(Game.gameClass.GetDevice(), elements, pass.Description.Signature);
//loading texture
D3D10.ImageLoadInformation load = new SlimDX.Direct3D10.ImageLoadInformation();
load.BindFlags = D3D10.BindFlags.ShaderResource;
load.CpuAccessFlags = D3D10.CpuAccessFlags.None;
load.MipLevels = 1;
load.Usage=D3D10.ResourceUsage.Default;
load.OptionFlags = D3D10.ResourceOptionFlags.None;
load.FilterFlags = D3D10.FilterFlags.Point;
load.Format = SlimDX.DXGI.Format.R8G8B8A8_UNorm;
normalTexture = D3D10.Texture2D.FromFile(Game.gameClass.GetDevice(), Path.GetDirectoryName(Game.gameClass.GetLvLFilePath()) + "\\normals.png", load);
Globals.mapSize = normalTexture.Description.Width;
if (Game.gameClass.GetEngineState() != EngineState.play)
{
D3D10.Texture2DDescription desc = new SlimDX.Direct3D10.Texture2DDescription();
desc.ArraySize = 1;
desc.BindFlags = D3D10.BindFlags.None;
desc.CpuAccessFlags = D3D10.CpuAccessFlags.Write;
desc.Format = SlimDX.DXGI.Format.R8G8B8A8_UNorm;
desc.Height = Globals.mapSize;
desc.Width = Globals.mapSize;
desc.Usage = D3D10.ResourceUsage.Staging;
desc.MipLevels = 1;
SlimDX.DXGI.SampleDescription sampleDescription = new SlimDX.DXGI.SampleDescription();
sampleDescription.Count = 1;
sampleDescription.Quality = 0;
desc.SampleDescription = sampleDescription;
normalTexUpdater = new SlimDX.Direct3D10.Texture2D(Game.gameClass.GetDevice(), desc);
normalData = normalTexUpdater.Map(0, D3D10.MapMode.Write, D3D10.MapFlags.DoNotWait);
normalTexUpdater.Unmap(0);
}
// LoadTextureArray(file);
//setting up vertices and creating vertex buffer
LoadVertexInfo();
CreateVertexBuffer();
//constant buffer variables
effect.GetVariableByName("mapSize").AsScalar().Set(Globals.mapSize);
using(D3D10.ShaderResourceView normalView=new D3D10.ShaderResourceView(Game.gameClass.GetDevice(),normalTexture))
effect.GetVariableByName("normalMap").AsResource().SetResource(normalView);
// using (D3D10.ShaderResourceView texturesView = new D3D10.ShaderResourceView(Game.gameClass.GetDevice(), textures))
// effect.GetVariableByName("textures").AsResource().SetResource(texturesView);
orientations=effect.GetVariableByName("orientations").AsVector();
// effect.GetVariableByName("texCoordMul").AsScalar().Set(TextureInfo.texCoordMul);
heightMul = effect.GetVariableByName("heightMul").AsScalar();
heightMul.Set(Globals.heightMultiplier);
//handles edit mode
if (Game.gameClass.GetEngineState() != EngineState.play)
{
techniqueEdit = effect.GetTechniqueByName("Edit");
passEdit = techniqueEdit.GetPassByIndex(0);
mousePick = effect.GetVariableByName("mousePick").AsVector();
pickOptions = effect.GetVariableByName("pickOpt").AsVector();
}
Globals.SetMap(map);
}
