internal ModelMesh(W3dMesh w3dMesh, AssetLoadContext loadContext)
{
SetNameAndInstanceId("W3DMesh", w3dMesh.Header.MeshName);
W3dShaderMaterial w3dShaderMaterial;
ShaderResourcesBase shaderResources;
if (w3dMesh.MaterialPasses.Count == 1 && w3dMesh.MaterialPasses[0].ShaderMaterialIds != null)
{
if (w3dMesh.MaterialPasses[0].ShaderMaterialIds.Items.Length > 1)
{
throw new NotSupportedException();
}
var shaderMaterialID = w3dMesh.MaterialPasses[0].ShaderMaterialIds.Items[0];
w3dShaderMaterial = w3dMesh.ShaderMaterials.Items[(int)shaderMaterialID];
var effectName = w3dShaderMaterial.Header.TypeName.Replace(".fx", string.Empty);
shaderResources = loadContext.ShaderResources.GetShaderMaterialResources(effectName);
_depthPipeline = loadContext.ShaderResources.MeshDepth.TriangleListPipeline;
}
else
{
w3dShaderMaterial = null;
shaderResources = loadContext.ShaderResources.FixedFunction;
_depthPipeline = loadContext.ShaderResources.MeshDepth.TriangleStripPipeline;
}
MeshParts = new List <ModelMeshPart>();
if (w3dShaderMaterial != null)
{
MeshParts.Add(CreateModelMeshPartShaderMaterial(
loadContext,
w3dMesh,
w3dMesh.MaterialPasses[0],
w3dShaderMaterial,
(ShaderMaterialShaderResources)shaderResources));
}
else
{
var vertexMaterials = CreateMaterials(w3dMesh);
var shadingConfigurations = new FixedFunctionShaderResources.ShadingConfiguration[w3dMesh.Shaders.Items.Count];
for (var i = 0; i < shadingConfigurations.Length; i++)
{
shadingConfigurations[i] = CreateShadingConfiguration(w3dMesh.Shaders.Items[i]);
}
for (var i = 0; i < w3dMesh.MaterialPasses.Count; i++)
{
CreateModelMeshPartsFixedFunction(
loadContext,
w3dMesh,
w3dMesh.MaterialPasses[i],
vertexMaterials,
shadingConfigurations,
MeshParts);
}
}
BoundingBox = new BoundingBox(
w3dMesh.Header.Min,
w3dMesh.Header.Max);
_shaderSet = shaderResources.ShaderSet;
Skinned = w3dMesh.IsSkinned;
Hidden = w3dMesh.Header.Attributes.HasFlag(W3dMeshFlags.Hidden);
CameraOriented = (w3dMesh.Header.Attributes & W3dMeshFlags.GeometryTypeMask) == W3dMeshFlags.GeometryTypeCameraOriented;
_vertexBuffer = AddDisposable(loadContext.GraphicsDevice.CreateStaticBuffer(
MemoryMarshal.AsBytes(new ReadOnlySpan <MeshShaderResources.MeshVertex.Basic>(CreateVertices(w3dMesh, w3dMesh.IsSkinned))),
BufferUsage.VertexBuffer));
_indexBuffer = AddDisposable(loadContext.GraphicsDevice.CreateStaticBuffer(
CreateIndices(w3dMesh),
BufferUsage.IndexBuffer));
var hasHouseColor = w3dMesh.Header.MeshName.StartsWith("HOUSECOLOR");
_meshConstantsResourceSet = loadContext.ShaderResources.Mesh.GetCachedMeshResourceSet(
Skinned,
hasHouseColor);
PostInitialize(loadContext);
}
private ModelMesh CreateModelMesh(
ContentManager contentManager,
W3dMesh w3dMesh)
{
W3dShaderMaterial w3dShaderMaterial;
ShaderResourcesBase shaderResources;
Pipeline depthPipeline;
if (w3dMesh.MaterialPasses.Count == 1 && w3dMesh.MaterialPasses[0].ShaderMaterialIds != null)
{
if (w3dMesh.MaterialPasses[0].ShaderMaterialIds.Items.Length > 1)
{
throw new NotSupportedException();
}
var shaderMaterialID = w3dMesh.MaterialPasses[0].ShaderMaterialIds.Items[0];
w3dShaderMaterial = w3dMesh.ShaderMaterials.Items[(int)shaderMaterialID];
var effectName = w3dShaderMaterial.Header.TypeName.Replace(".fx", string.Empty);
shaderResources = contentManager.ShaderResources.GetShaderMaterialResources(effectName);
depthPipeline = contentManager.ShaderResources.MeshDepth.TriangleListPipeline;
}
else
{
w3dShaderMaterial = null;
shaderResources = contentManager.ShaderResources.FixedFunction;
depthPipeline = contentManager.ShaderResources.MeshDepth.TriangleStripPipeline;
}
var vertexMaterials = CreateMaterials(w3dMesh);
var shadingConfigurations = new FixedFunctionShaderResources.ShadingConfiguration[w3dMesh.Shaders.Items.Count];
for (var i = 0; i < shadingConfigurations.Length; i++)
{
shadingConfigurations[i] = CreateShadingConfiguration(w3dMesh.Shaders.Items[i]);
}
var meshParts = new List <ModelMeshPart>();
if (w3dShaderMaterial != null)
{
meshParts.Add(CreateModelMeshPartShaderMaterial(
contentManager,
w3dMesh,
w3dMesh.MaterialPasses[0],
w3dShaderMaterial,
(ShaderMaterialShaderResources)shaderResources));
}
else
{
for (var i = 0; i < w3dMesh.MaterialPasses.Count; i++)
{
CreateModelMeshPartsFixedFunction(
contentManager,
w3dMesh,
w3dMesh.MaterialPasses[i],
vertexMaterials,
shadingConfigurations,
meshParts);
}
}
var boundingBox = new BoundingBox(
w3dMesh.Header.Min,
w3dMesh.Header.Max);
var cameraOriented = (w3dMesh.Header.Attributes & W3dMeshFlags.GeometryTypeMask) == W3dMeshFlags.GeometryTypeCameraOriented;
var hasHouseColor = w3dMesh.Header.MeshName.StartsWith("HOUSECOLOR");
return(new ModelMesh(
contentManager.GraphicsDevice,
contentManager.ShaderResources,
w3dMesh.Header.MeshName,
shaderResources.ShaderSet,
depthPipeline,
MemoryMarshal.AsBytes(new ReadOnlySpan <MeshShaderResources.MeshVertex.Basic>(CreateVertices(w3dMesh, w3dMesh.IsSkinned))),
CreateIndices(w3dMesh, w3dShaderMaterial != null),
meshParts,
w3dMesh.IsSkinned,
boundingBox,
w3dMesh.Header.Attributes.HasFlag(W3dMeshFlags.Hidden),
cameraOriented,
hasHouseColor));
}
