public void MaterialParameterChanged(MaterialParameterViewModel changedParameter)
{
if (m_targetMaterial != null)
{
m_targetMaterial.m_activeParameters[changedParameter.HashedName] = new SShaderParameter(changedParameter.ParameterType, changedParameter.GetMaterialValue());
}
if (m_targetMaterialAsset != null)
{
bool bFoundParameter = false;
var shaderParameter = new SShaderParameter(changedParameter.ParameterType, changedParameter.GetAssetValue());
var materialParameter = new SMaterialParameterEntry(changedParameter.HashedName, shaderParameter);
for (var index = 0; index < m_targetMaterialAsset.MaterialParameters.Count; index++)
{
SMaterialParameterEntry parameterEntry = m_targetMaterialAsset.MaterialParameters[index];
if (parameterEntry.name == changedParameter.HashedName)
{
m_targetMaterialAsset.MaterialParameters[index] = materialParameter;
bFoundParameter = true;
break;
}
}
if (!bFoundParameter)
{
m_targetMaterialAsset.MaterialParameters.Add(materialParameter);
}
CAssetRegistry.Instance.SaveAsset(m_targetMaterialAsset);
}
CreateMaterialProperties();
Application.Current.Dispatcher.BeginInvoke(DispatcherPriority.Normal, (Action)(() => { m_propertyInspector.ShowInspectors(MaterialProperties); }));
}
internal override void InitFromAsset(Device device, CAsset asset)
{
CMaterialAsset materialAsset = (CMaterialAsset)asset;
System.Diagnostics.Debug.Assert(materialAsset != null && materialAsset.IsLoaded);
if (materialAsset.Shader != null)
{
ShaderResource = CRenderer.Instance.ResourceManager.RequestResourceFromAsset <CShaderResource>(materialAsset.Shader);
}
else
{
ShaderResource = CRenderer.Instance.ResourceManager.DefaultShader;
}
SetColorParameter(new SHashedName("tintColor"), Vector4.One);
SetColorParameter(new SHashedName("specularColor"), Vector4.One);
SetScalarParameter(new SHashedName("specularPower"), 10);
for (int i = 0; i < materialAsset.MaterialParameters.Count; i++)
{
var parameterDesc = materialAsset.MaterialParameters[i];
if (parameterDesc.parameter.parameterData == null)
{
continue;
}
if (parameterDesc.parameter.parameterType == EShaderParameterType.Texture)
{
CAssetReference <CTextureAsset> textureReference = (CAssetReference <CTextureAsset>)parameterDesc.parameter.parameterData;
if (textureReference.GetAsset() != null)
{
CTextureSampler sampler = CRenderer.Instance.ResourceManager.RequestResourceFromAsset <CTextureSampler>(textureReference.GetAsset());
SShaderParameter activeParameter = new SShaderParameter()
{
parameterData = sampler,
parameterType = EShaderParameterType.Texture
};
m_activeParameters[parameterDesc.name] = activeParameter;
}
}
else
{
m_activeParameters[parameterDesc.name] = parameterDesc.parameter;
}
}
}
internal void RenderWithShader(DeviceContext deviceContext, CShaderResource shaderResource, Transform transform)
{
System.Diagnostics.Debug.Assert(shaderResource != null);
ShaderParameterDict parameters = new ShaderParameterDict();
SShaderParameter worldMatrixParameter = new SShaderParameter()
{
parameterData = transform.WorldMatrix,
parameterType = EShaderParameterType.Matrix
};
parameters[SShaderParameterNames.WorldMatrixParameterName] = worldMatrixParameter;
worldMatrixParameter.parameterData = Matrix.Invert(transform.WorldMatrix);
parameters[SShaderParameterNames.InvTransWorldMatrixParName] = worldMatrixParameter;
shaderResource.Shader.SetShaderParameters(deviceContext, parameters);
shaderResource.Shader.SetActive(deviceContext);
deviceContext.InputAssembler.SetVertexBuffers(0, new VertexBufferBinding(m_vertexBuffer, m_sizePerVertex, 0));
deviceContext.InputAssembler.SetIndexBuffer(m_indexBuffer, SharpDX.DXGI.Format.R32_UInt, 0);
deviceContext.InputAssembler.PrimitiveTopology = m_primitiveTopology;
deviceContext.DrawIndexed(m_indexCount, 0, 0);
}
public SMaterialParameterEntry(SHashedName inName, SShaderParameter inParameter)
{
name = inName;
parameter = inParameter;
}
private void LoadMeshInternal(int meshIndex, CMeshAsset asset, CMeshLoadingJob loadingJob, string assetPath, string nameOverride = null, bool bAlwaysImport = false)
{
Assimp.Mesh assimpMesh = loadingJob.Scene.Meshes[meshIndex];
// Load texture and material from the file if present
//todo henning extract more textures
Material material = loadingJob.Scene.Materials[assimpMesh.MaterialIndex];
if (material != null && material.GetMaterialTextureCount(TextureType.Diffuse) > 0)
{
if (material.GetMaterialTexture(TextureType.Diffuse, 0, out TextureSlot texture))
{
if (loadingJob.LoadedMaterials == null || !loadingJob.LoadedMaterials.TryGetValue(material.Name, out CMaterialAsset materialAsset))
{
materialAsset = new CMaterialAsset();
loadingJob.LoadedMaterials?.Add(material.Name, materialAsset);
// Make sure we only load each referenced texture once
if (loadingJob.LoadedTextures == null || !loadingJob.LoadedTextures.TryGetValue(texture.FilePath, out CTextureAsset textureAsset))
{
textureAsset = CImportManager.Instance.TextureImporter.ImportTextureAsync(loadingJob.BasePath + "\\" + texture.FilePath, assetPath + "Textures/");
loadingJob.LoadedTextures?.Add(texture.FilePath, textureAsset);
}
SShaderParameter textureParameter = new SShaderParameter()
{
parameterData = new CAssetReference <CTextureAsset>(textureAsset),
parameterType = EShaderParameterType.Texture
};
materialAsset.MaterialParameters.Add(new SMaterialParameterEntry(new SHashedName("DiffuseTexture"), textureParameter));
materialAsset.Name = material.Name;
if (CAssetRegistry.Instance.RequestRegisterAsset(materialAsset, assetPath + "Materials/", out CMaterialAsset existingMaterial))
{
existingMaterial.WaitUntilLoaded();
existingMaterial.CopyFrom(existingMaterial);
}
materialAsset.LoadFinished();
}
asset.MaterialAsset = materialAsset;
}
}
bool hasTexCoords = assimpMesh.HasTextureCoords(0);
bool hasColors = assimpMesh.HasVertexColors(0);
bool hasNormals = assimpMesh.HasNormals;
bool hasTangents = assimpMesh.Tangents != null && assimpMesh.Tangents.Count > 0;
bool hasBiTangents = assimpMesh.BiTangents != null && assimpMesh.BiTangents.Count > 0;
switch (assimpMesh.PrimitiveType)
{
case PrimitiveType.Point:
asset.PrimitiveTopology = PrimitiveTopology.PointList;
break;
case PrimitiveType.Line:
asset.PrimitiveTopology = PrimitiveTopology.LineList;
break;
case PrimitiveType.Triangle:
asset.PrimitiveTopology = PrimitiveTopology.TriangleList;
break;
default:
throw new ArgumentOutOfRangeException("Primtive Type not supported: " + assimpMesh.PrimitiveType.ToString());
}
asset.FaceCount = assimpMesh.FaceCount;
asset.VertexData = new SVertexInfo[assimpMesh.VertexCount];
Vector3 boundingBoxMin = new Vector3(1e10f, 1e10f, 1e10f);
Vector3 boundingBoxMax = new Vector3(-1e10f, -1e10f, -1e10f);
for (int i = 0; i < assimpMesh.VertexCount; i++)
{
SVertexInfo vertexInfo = new SVertexInfo();
vertexInfo.position = FromAssimpVector(assimpMesh.Vertices[i]);
boundingBoxMin.X = Math.Min(vertexInfo.position.X, boundingBoxMin.X);
boundingBoxMin.Y = Math.Min(vertexInfo.position.Y, boundingBoxMin.Y);
boundingBoxMin.Z = Math.Min(vertexInfo.position.Z, boundingBoxMin.Z);
boundingBoxMax.X = Math.Max(vertexInfo.position.X, boundingBoxMax.X);
boundingBoxMax.Y = Math.Max(vertexInfo.position.Y, boundingBoxMax.Y);
boundingBoxMax.Z = Math.Max(vertexInfo.position.Z, boundingBoxMax.Z);
if (hasColors)
{
vertexInfo.color = FromAssimpColor(assimpMesh.VertexColorChannels[0][i]);
}
else
{
vertexInfo.color = Vector4.One;
}
if (hasNormals)
{
vertexInfo.normal = FromAssimpVector(assimpMesh.Normals[i]);
}
if (hasBiTangents)
{
vertexInfo.biTangent = FromAssimpVector(assimpMesh.BiTangents[i]);
}
if (hasTangents)
{
vertexInfo.tangent = FromAssimpVector(assimpMesh.Tangents[i]);
}
if (hasTexCoords)
{
Vector3D assimpTexCoord = assimpMesh.TextureCoordinateChannels[0][i];
vertexInfo.texCoord = new Vector2(assimpTexCoord.X, assimpTexCoord.Y);
}
asset.VertexData[i] = vertexInfo;
}
asset.AABBMin = boundingBoxMin;
asset.AABBMax = boundingBoxMax;
asset.IndexData = assimpMesh.GetIndices();
asset.Name = nameOverride ?? assimpMesh.Name;
if (CAssetRegistry.Instance.RequestRegisterAsset(asset, assetPath, out CMeshAsset existingAsset, true))
{
existingAsset.WaitUntilLoaded();
asset.CopyFrom(existingAsset);
}
}
