// Lazy-loading and then returning reference to model
// Doesn't load vertex/index shader and doesn't touch GPU. Use it when you need model data - vertex, triangles, octre...
public static MyModel GetModelOnlyData(string modelAsset)
{
if (string.IsNullOrEmpty(modelAsset))
return null;
MyModel model;
if (!m_models.TryGetValue(modelAsset, out model))
{
model = new MyModel(modelAsset);
m_models[modelAsset] = model;
}
model.LoadData();
return model;
}
// Use this constructor to build the octree
public MyModelOctree(MyModel model)
{
// we can't use performance timer, because octree now loaded in parallel tasks
//MyPerformanceTimer.OctreeBuilding.Start();
m_model = model;
// Bounding box for the root node - get it from model (we need to trust the model that it will be good)
m_rootNode = new MyModelOctreeNode(model.BoundingBox);
// Add model triangles into octree
for (int i = 0; i < m_model.Triangles.Length; i++)
{
// Add triangleVertexes to octree
m_rootNode.AddTriangle(model, i, 0);
}
// This method will look if node has all its childs null, and if yes, destroy childs array (saving memory + making traversal faster, because we don't need to traverse whole array)
m_rootNode.OptimizeChilds();
// we can't use performance timer, because octree now loaded in parallel tasks
//MyPerformanceTimer.OctreeBuilding.End();
}
// Finds intersection between line and model, using octree for speedup the lookup.
// Another speedup is, that first we check triangles that are directly in the node and then start
// checking node's childs. But only if child node instersection is less than last know min distance.
MyIntersectionResultLineTriangle? GetIntersectionWithLineRecursive(MyModel model, ref LineD line, double? minDistanceUntilNow)
{
// Check if line intersects bounding box of this node and if distance to bounding box is less then last know min distance
Line lineF = (Line)line;
double? distanceToBoundingBox = MyUtils.GetLineBoundingBoxIntersection(ref lineF, ref m_boundingBox);
if ((distanceToBoundingBox.HasValue == false) || ((minDistanceUntilNow != null) && (minDistanceUntilNow < distanceToBoundingBox.Value))) return null;
// Triangles that are directly in this node
MyIntersectionResultLineTriangle? foundIntersection = null;
// temporary variable for storing tirngle boundingbox info
BoundingBox triangleBoundingBox = new BoundingBox();
BoundingBox lineBB = BoundingBox.CreateInvalid();
lineBB = lineBB.Include(line.From);
lineBB = lineBB.Include(line.To);
for (int i = 0; i < m_triangleIndices.Count; i++)
{
int triangleIndex = m_triangleIndices[i];
model.GetTriangleBoundingBox(triangleIndex, ref triangleBoundingBox);
// First test intersection of triangleVertexes's bounding box with line's bounding box. And only if they overlap or intersect, do further intersection tests.
if (triangleBoundingBox.Intersects(ref lineBB))
{
// See that we swaped vertex indices!!
MyTriangle_Vertexes triangle;
MyTriangleVertexIndices triangleIndices = model.Triangles[triangleIndex];
triangle.Vertex0 = model.GetVertex(triangleIndices.I0);
triangle.Vertex1 = model.GetVertex(triangleIndices.I2);
triangle.Vertex2 = model.GetVertex(triangleIndices.I1);
double? distance = MyUtils.GetLineTriangleIntersection(ref lineF, ref triangle);
// If intersection occured and if distance to intersection is closer to origin than any previous intersection
if ((distance != null) && ((foundIntersection == null) || (distance.Value < foundIntersection.Value.Distance)))
{
Vector3 calculatedTriangleNormal = MyUtils.GetNormalVectorFromTriangle(ref triangle);
// We need to remember original triangleVertexes coordinates (not transformed by world matrix)
foundIntersection = new MyIntersectionResultLineTriangle(ref triangle, ref calculatedTriangleNormal, distance.Value);
}
}
}
// Get intersection with childs of this node
if (m_childs != null)
{
for (int i = 0; i < m_childs.Count; i++)
{
MyIntersectionResultLineTriangle? childIntersection = m_childs[i].GetIntersectionWithLineRecursive(model, ref line,
(foundIntersection == null) ? (double?)null : foundIntersection.Value.Distance);
// If intersection occured and if distance to intersection is closer to origin than any previous intersection
foundIntersection = MyIntersectionResultLineTriangle.GetCloserIntersection(ref foundIntersection, ref childIntersection);
}
}
return foundIntersection;
}
protected void DebugDrawDummies(MyModel model)
{
if (model == null)
{
return;
}
foreach (var dummy in model.Dummies)
{
MyModelDummy modelDummy = dummy.Value;
MatrixD worldMatrix = (MatrixD)modelDummy.Matrix * m_entity.PositionComp.WorldMatrix;
VRageRender.MyRenderProxy.DebugDrawText3D(worldMatrix.Translation, dummy.Key, Color.White, 0.7f, false);
VRageRender.MyRenderProxy.DebugDrawAxis(MatrixD.Normalize(worldMatrix), 0.1f, false);
VRageRender.MyRenderProxy.DebugDrawOBB(worldMatrix, Vector3.One, 1, false, false);
}
}
// Lazy-loading and then returning reference to model
// Doesn't load vertex/index shader and doesn't touch GPU. Use it when you need model data - vertex, triangles, octre...
public static MyModel GetModelOnlyDummies(string modelAsset)
{
MyModel model;
if (!m_models.TryGetValue(modelAsset, out model))
{
model = new MyModel(modelAsset);
m_models[modelAsset] = model;
}
model.LoadOnlyDummies();
return model;
}
void CreateBreakableShapeFromCollisionShapes(MyModel model, Vector3 defaultSize, MyPhysicalModelDefinition modelDef)
{
// Make box half edge length of the grid so fractured block is smaller than not fractured, also good for compounds
HkShape shape;
if (model.HavokCollisionShapes != null && model.HavokCollisionShapes.Length > 0)
{
if (model.HavokCollisionShapes.Length > 1)
{
shape = HkListShape.Create(model.HavokCollisionShapes, model.HavokCollisionShapes.Length, HkReferencePolicy.None);
}
else
{
shape = model.HavokCollisionShapes[0];
shape.AddReference();
}
}
else
{
//modelDef.Size * (modelDef.CubeSize == MyCubeSize.Large ? 2.5f : 0.25f)
shape = new HkBoxShape(defaultSize * 0.5f, MyPerGameSettings.PhysicsConvexRadius);
}
var boxBreakable = new HkdBreakableShape(shape);
boxBreakable.Name = model.AssetName;
boxBreakable.SetMass(modelDef.Mass);
model.HavokBreakableShapes = new HkdBreakableShape[] { boxBreakable };
shape.RemoveReference();
}
public void RefreshModels(string model, string modelCollision)
{
if (model != null)
{
Render.ModelStorage = MyModels.GetModelOnlyData(model);
PositionComp.LocalVolumeOffset = Render.GetModel().BoundingSphere.Center;
}
if (modelCollision != null)
m_modelCollision = MyModels.GetModelOnlyData(modelCollision);
if (Render.ModelStorage != null)
{
this.PositionComp.LocalAABB = Render.GetModel().BoundingBox;
bool idAllocationState = MyEntityIdentifier.AllocationSuspended;
try
{
MyEntityIdentifier.AllocationSuspended = false;
if (Subparts == null)
Subparts = new Dictionary<string, MyEntitySubpart>();
else
{
foreach (var existingSubpart in Subparts)
{
Hierarchy.RemoveChild(existingSubpart.Value);
existingSubpart.Value.Close();
}
Subparts.Clear();
}
MyEntitySubpart.Data data = new MyEntitySubpart.Data();
foreach (var dummy in Render.GetModel().Dummies)
{
// Check of mirrored matrix of dummy object is under fake, because characters have mirrored dummies
if (MyFakes.ENABLE_DUMMY_MIRROR_MATRIX_CHECK)
{
// This should not be here but if you want to check bad matrices of other types
if (!(this is MyCharacter))
{
Debug.Assert(!dummy.Value.Matrix.IsMirrored());
}
}
if (!MyEntitySubpart.GetSubpartFromDummy(model, dummy.Key, dummy.Value, ref data))
continue;
MyEntitySubpart subpart = new MyEntitySubpart();
subpart.Render.EnableColorMaskHsv = Render.EnableColorMaskHsv;
subpart.Render.ColorMaskHsv = Render.ColorMaskHsv;
subpart.Init(null, data.File, this, null);
subpart.PositionComp.LocalMatrix = data.InitialTransform;
Subparts[data.Name] = subpart;
if (InScene)
subpart.OnAddedToScene(this);
}
}
finally
{
MyEntityIdentifier.AllocationSuspended = idAllocationState;
}
if (Render.GetModel().GlassData != null)
{
Render.NeedsDraw = true;
Render.NeedsDrawFromParent = true;
}
}
else
{ //entities without model has box with side length = 1 by default
float defaultBoxHalfSize = 0.5f;
this.PositionComp.LocalAABB = new BoundingBox(new Vector3(-defaultBoxHalfSize), new Vector3(defaultBoxHalfSize));
}
}
// Add triangleVertexes into this node or its child or child's child...
public void AddTriangle(MyModel model, int triangleIndex, int recursiveLevel)
{
BoundingBox triangleBoundingBox = new BoundingBox();
model.GetTriangleBoundingBox(triangleIndex, ref triangleBoundingBox);
if (recursiveLevel != MAX_RECURSIVE_LEVEL)
{
// If we didn't reach max recursive level, we look for child where triangleVertexes can be completely contained
for (int i = 0; i < OCTREE_CHILDS_COUNT; i++)
{
BoundingBox childBoundingBox = GetChildBoundingBox(m_boundingBox, i);
// If child completely contains the triangleVertexes, we add it to this child (or its child...child).
if (childBoundingBox.Contains(triangleBoundingBox) == ContainmentType.Contains)
{
if (m_childs[i] == null) m_childs[i] = new MyModelOctreeNode(childBoundingBox);
m_childs[i].AddTriangle(model, triangleIndex, recursiveLevel + 1);
// Child completely contains triangle, so also current bounding box must contain that triangle
m_realBoundingBox = m_realBoundingBox.Include(ref triangleBoundingBox.Min);
m_realBoundingBox = m_realBoundingBox.Include(ref triangleBoundingBox.Max);
return;
}
}
}
// If we get here, it was because we reached max recursive level or no child completely contained the triangleVertexes, so we add triangleVertexes to this node
m_triangleIndices.Add(triangleIndex);
m_realBoundingBox = m_realBoundingBox.Include(ref triangleBoundingBox.Min);
m_realBoundingBox = m_realBoundingBox.Include(ref triangleBoundingBox.Max);
}
// Don't call remove reference on this, this shape is pooled
public HkShape GetDebrisShape(MyModel model, HkShapeType shapeType)
{
MyModelShapeInfo info = new MyModelShapeInfo();
info.Model = model;
info.ShapeType = shapeType;
HkShape shape;
if (!m_shapes.TryGetValue(info, out shape))
{
shape = CreateShape(model, shapeType);
m_shapes.Add(info, shape);
}
return shape;
}
HkShape CreateShape(MyModel model, HkShapeType shapeType)
{
switch(shapeType)
{
case HkShapeType.Box:
Vector3 halfExtents = (model.BoundingBox.Max - model.BoundingBox.Min) / 2;
return new HkBoxShape(Vector3.Max(halfExtents - 0.1f, new Vector3(0.05f)), 0.02f);
break;
case HkShapeType.Sphere:
return new HkSphereShape(model.BoundingSphere.Radius);
break;
case HkShapeType.ConvexVertices:
m_tmpVerts.Clear();
for (int i = 0; i < model.GetVerticesCount(); i++)
{
m_tmpVerts.Add(model.GetVertex(i));
}
return new HkConvexVerticesShape(m_tmpVerts.GetInternalArray(), m_tmpVerts.Count, true, 0.1f);
break;
}
throw new InvalidOperationException("This shape is not supported");
}
public override void RecreateControls(bool constructor)
{
base.RecreateControls(constructor);
m_currentPosition = -m_size.Value / 2.0f + new Vector2(0.02f, 0.10f);
m_currentPosition.Y += 0.01f;
m_scale = 0.7f;
AddCaption("Render Model FX", Color.Yellow.ToVector4());
AddShareFocusHint();
//if (MySession.ControlledObject == null)
//return;
AddButton(new StringBuilder("Reload textures"), delegate { VRageRender.MyRenderProxy.ReloadTextures(); });
//Line line = new Line(MySector.MainCamera.Position, MySector.MainCamera.Position + MySector.MainCamera.ForwardVector * 10);
//var res = MyEntities.GetIntersectionWithLine(ref line, null, null);
//if (!res.HasValue)
// return;
////MyModel model = MySession.ControlledObject.ModelLod0;
//m_model = res.Value.Entity.ModelLod0;
m_modelsCombo = AddCombo();
var modelList = MyModels.LoadedModels.Values.ToList();
if (modelList.Count == 0)
return;
for (int i = 0; i < modelList.Count; i++)
{
var model = modelList[i];
m_modelsCombo.AddItem((int)i, new StringBuilder(System.IO.Path.GetFileNameWithoutExtension(model.AssetName)));
}
m_modelsCombo.SelectItemByIndex(m_currentModelSelectedItem);
m_modelsCombo.ItemSelected += new MyGuiControlCombobox.ItemSelectedDelegate(modelsCombo_OnSelect);
m_model = modelList[m_currentModelSelectedItem];
if (m_model == null)
return;
m_meshesCombo = AddCombo();
for (int i = 0; i < m_model.GetMeshList().Count; i++)
{
var mesh = m_model.GetMeshList()[i];
m_meshesCombo.AddItem((int)i, new StringBuilder(mesh.Material.Name));
}
m_meshesCombo.SelectItemByIndex(m_currentSelectedMeshItem);
m_meshesCombo.ItemSelected += new MyGuiControlCombobox.ItemSelectedDelegate(meshesCombo_OnSelect);
if (MySector.MainCamera != null)
{
m_voxelsCombo = AddCombo();
m_voxelsCombo.AddItem(-1, new StringBuilder("None"));
int i = 0;
foreach (var voxelMaterial in MyDefinitionManager.Static.GetVoxelMaterialDefinitions())
{
m_voxelsCombo.AddItem(i++, new StringBuilder(voxelMaterial.Id.SubtypeName));
}
m_voxelsCombo.SelectItemByIndex(m_currentSelectedVoxelItem + 1);
m_voxelsCombo.ItemSelected += new MyGuiControlCombobox.ItemSelectedDelegate(voxelsCombo_OnSelect);
}
var selectedMesh = m_model.GetMeshList()[m_currentSelectedMeshItem];
var selectedMaterial = selectedMesh.Material;
m_diffuseColor = AddColor(new StringBuilder("Diffuse"), selectedMaterial, MemberHelper.GetMember(() => selectedMaterial.DiffuseColor));
m_specularIntensity = AddSlider("Specular intensity", selectedMaterial.SpecularIntensity, 0, 32, null);
m_specularPower = AddSlider("Specular power", selectedMaterial.SpecularPower, 0, 128, null);
}
public static List<MyCubeBlockDefinition.MountPoint> AutogenerateMountpoints(MyModel model, float gridSize)
{
var shapes = model.HavokCollisionShapes;
if (shapes == null)
{
if (model.HavokBreakableShapes == null)
return new List<MyCubeBlockDefinition.MountPoint>();
shapes = new HkShape[] { model.HavokBreakableShapes[0].GetShape() };
}
return AutogenerateMountpoints(shapes, gridSize);
}
public void Initialize(MyModel animationModel, string playerName, int clipIndex, MySkinnedEntity skinnedEntity, float weight, float timeScale, MyFrameOption frameOption, string[] explicitBones = null, Dictionary<float, string[]> boneLODs = null)
{
if (m_hash != 0)
{
CachedAnimationPlayers.Remove(m_hash);
m_hash = 0;
}
var clip = animationModel.Animations.Clips[clipIndex];
Name = MyStringId.GetOrCompute(animationModel.AssetName + " : " + playerName);
m_duration = (float)clip.Duration;
m_skinnedEntity = skinnedEntity;
m_weight = weight;
m_timeScale = timeScale;
m_frameOption = frameOption;
m_boneLODs.Clear();
var lod0 = new List<BoneInfo>();
m_boneLODs.Add(0, lod0);
// Create the bone information classes
var maxBoneCount = explicitBones == null ? clip.Bones.Count : explicitBones.Length;
if (m_boneInfos == null || m_boneInfos.Length < maxBoneCount)
m_boneInfos = new BoneInfo[maxBoneCount];
int neededBonesCount = 0;
for (int b = 0; b < maxBoneCount; b++)
{
var bone = explicitBones == null ? clip.Bones[b] : FindBone(clip.Bones, explicitBones[b]);
if (bone == null)
continue;
if (bone.Keyframes.Count == 0)
continue;
// Create it
var boneInfo = new BoneInfo(bone, this);
m_boneInfos[neededBonesCount] = boneInfo;
// Assign it to a model bone
m_boneInfos[neededBonesCount].SetModel(skinnedEntity);
if (boneInfo.ModelBone != null)
{
lod0.Add(boneInfo);
if (boneLODs != null)
{
foreach (var boneLOD in boneLODs)
{
List<BoneInfo> lodBones;
if (!m_boneLODs.TryGetValue(boneLOD.Key, out lodBones))
{
lodBones = new List<BoneInfo>();
m_boneLODs.Add(boneLOD.Key, lodBones);
}
foreach (var boneName in boneLOD.Value)
{
if (boneInfo.ModelBone.Name == boneName)
{
lodBones.Add(boneInfo);
break;
}
}
}
}
}
neededBonesCount++;
}
m_boneCount = neededBonesCount;
Position = 0;
m_initialized = true;
}
public void Init(MyModel model, Matrix matrix)
{
Model = model;
InstanceData.LocalMatrix = matrix;
model.LoadData();
}
public void GetTrianglesIntersectingSphere(MyModel model, ref BoundingSphereD sphere, Vector3? referenceNormalVector, float? maxAngle, List<MyTriangle_Vertex_Normals> retTriangles, int maxNeighbourTriangles)
{
// Check if sphere intersects bounding box of this node
//if (m_boundingBox.Contains(sphere) == ContainmentType.Disjoint) return;
if (m_boundingBox.Intersects(ref sphere) == false) return;
// temporary variable for storing tirngle boundingbox info
BoundingBox triangleBoundingBox = new BoundingBox();
// Triangles that are directly in this node
for (int i = 0; i < m_triangleIndices.Count; i++)
{
// If we reached end of the buffer of neighbour triangles, we stop adding new ones. This is better behavior than throwing exception because of array overflow.
if (retTriangles.Count == maxNeighbourTriangles) return;
int triangleIndex = m_triangleIndices[i];
model.GetTriangleBoundingBox(triangleIndex, ref triangleBoundingBox);
// First test intersection of triangleVertexes's bounding box with bounding sphere. And only if they overlap or intersect, do further intersection tests.
if (triangleBoundingBox.Intersects(ref sphere))
{
//if (m_triangleIndices[value] != ignoreTriangleWithIndex)
{
// See that we swaped vertex indices!!
MyTriangle_Vertexes triangle;
MyTriangle_Normals triangleNormals;
//MyTriangle_Normals triangleTangents;
MyTriangleVertexIndices triangleIndices = model.Triangles[triangleIndex];
triangle.Vertex0 = model.GetVertex(triangleIndices.I0);
triangle.Vertex1 = model.GetVertex(triangleIndices.I2);
triangle.Vertex2 = model.GetVertex(triangleIndices.I1);
triangleNormals.Normal0 = model.GetVertexNormal(triangleIndices.I0);
triangleNormals.Normal1 = model.GetVertexNormal(triangleIndices.I2);
triangleNormals.Normal2 = model.GetVertexNormal(triangleIndices.I1);
/*
triangleTangents.Normal0 = model.GetVertexTangent(triangleIndices.I0);
triangleTangents.Normal1 = model.GetVertexTangent(triangleIndices.I2);
triangleTangents.Normal2 = model.GetVertexTangent(triangleIndices.I1);
*/
PlaneD trianglePlane = new PlaneD(triangle.Vertex0, triangle.Vertex1, triangle.Vertex2);
if (MyUtils.GetSphereTriangleIntersection(ref sphere, ref trianglePlane, ref triangle) != null)
{
Vector3 triangleNormal = MyUtils.GetNormalVectorFromTriangle(ref triangle);
if ((referenceNormalVector.HasValue == false) || (maxAngle.HasValue == false) ||
((MyUtils.GetAngleBetweenVectors(referenceNormalVector.Value, triangleNormal) <= maxAngle)))
{
MyTriangle_Vertex_Normals retTriangle;
retTriangle.Vertices = triangle;
retTriangle.Normals = triangleNormals;
// retTriangle.Tangents = triangleTangents;
retTriangles.Add(retTriangle);
}
}
}
}
}
// Get intersection with childs of this node
if (m_childs != null)
{
for (int i = 0; i < m_childs.Count; i++)
{
//m_childs[value].GetTrianglesIntersectingSphere(physObject, ref sphere, referenceNormalVector, maxAngle, ignoreTriangleWithIndex, retTriangles, maxNeighbourTriangles);
m_childs[i].GetTrianglesIntersectingSphere(model, ref sphere, referenceNormalVector, maxAngle, retTriangles, maxNeighbourTriangles);
}
}
}
// Return true if object intersects specified sphere.
// This method doesn't return exact point of intersection or any additional data.
// We don't look for closest intersection - so we stop on first intersection found.
// IMPORTANT: Sphere must be in model space, so don't transform it!
public bool GetIntersectionWithSphere(MyModel model, ref BoundingSphereD sphere)
{
// Check if sphere intersects bounding box of this node
if (m_boundingBox.Intersects(ref sphere) == false)
{
return false;
}
// temporary variable for storing tirngle boundingbox info
BoundingBox triangleBoundingBox = new BoundingBox();
// Triangles that are directly in this node
for (int i = 0; i < m_triangleIndices.Count; i++)
{
int triangleIndex = m_triangleIndices[i];
model.GetTriangleBoundingBox(triangleIndex, ref triangleBoundingBox);
// First test intersection of triangleVertexes's bounding box with bounding sphere. And only if they overlap or intersect, do further intersection tests.
if (triangleBoundingBox.Intersects(ref sphere))
{
// See that we swaped vertex indices!!
MyTriangle_Vertexes triangle;
MyTriangleVertexIndices triangleIndices = model.Triangles[triangleIndex];
triangle.Vertex0 = model.GetVertex(triangleIndices.I0);
triangle.Vertex1 = model.GetVertex(triangleIndices.I2);
triangle.Vertex2 = model.GetVertex(triangleIndices.I1);
PlaneD trianglePlane = new PlaneD(triangle.Vertex0, triangle.Vertex1, triangle.Vertex2);
if (MyUtils.GetSphereTriangleIntersection(ref sphere, ref trianglePlane, ref triangle) != null)
{
// If we found intersection we can stop and dont need to look further
return true;
}
}
}
// Get intersection with childs of this node
if (m_childs != null)
{
for (int i = 0; i < m_childs.Count; i++)
{
if (m_childs[i].GetIntersectionWithSphere(model, ref sphere))
{
return true;
}
}
}
return false;
}
private static void ExtractModelDataForObj(
MyModel model,
Matrix matrix,
List<Vector3> vertices,
List<TriangleWithMaterial> triangles,
List<Vector2> uvs,
ref Vector2 offsetUV,
Dictionary<string, MyExportModel.Material> materials,
ref int currVerticesCount,
Vector3 colorMaskHSV)
{
if (false == model.HasUV)
{
model.LoadUV = true;
model.UnloadData();
model.LoadData();
}
MyExportModel renderModel = new MyExportModel(model);
int modelVerticesCount = renderModel.GetVerticesCount();
List<HalfVector2> modelUVs = GetUVsForModel(renderModel, modelVerticesCount);
Debug.Assert(modelUVs.Count == modelVerticesCount, "wrong UVs for model");
if (modelUVs.Count != modelVerticesCount)
{
return;
}
//we need new material for every HSV and texture combination, therefore we need to create new materials for each model
List<MyExportModel.Material> newModelMaterials = CreateMaterialsForModel(materials, colorMaskHSV, renderModel);
for (int i = 0; i < modelVerticesCount; ++i)
{
vertices.Add(Vector3.Transform(model.GetVertex(i), matrix));
Vector2 localUV = modelUVs[i].ToVector2()/model.PatternScale + offsetUV;
uvs.Add(new Vector2(localUV.X, -localUV.Y));
}
for (int i = 0; i < renderModel.GetTrianglesCount(); ++i)
{
int matID = -1;
for (int j = 0; j < newModelMaterials.Count; ++j)
{
if (i <= newModelMaterials[j].LastTri)
{
matID = j;
break;
}
}
Debug.Assert(matID != -1, "Triangle with no material");
var t = renderModel.GetTriangle(i);
string materialName = "EmptyMaterial";
if (matID != -1)
{
materialName = newModelMaterials[matID].Name;
}
triangles.Add(new TriangleWithMaterial()
{
triangle = new MyTriangleVertexIndices(t.I0 + 1 + currVerticesCount, t.I1 + 1 + currVerticesCount, t.I2 + 1 + currVerticesCount),
material = materialName,
});
}
currVerticesCount += modelVerticesCount;
}
// Difference between GetIntersectionWithLine and GetIntersectionWithLineRecursive is that the later doesn't calculate
// final result, but is better suited for recursive nature of octree. Don't call GetIntersectionWithLineRecursive() from
// the outisde of this class, it's private method.
public MyIntersectionResultLineTriangleEx? GetIntersectionWithLine(IMyEntity physObject, MyModel model, ref LineD line, double? minDistanceUntilNow, IntersectionFlags flags)
{
MyIntersectionResultLineTriangle? foundTriangle = GetIntersectionWithLineRecursive(model, ref line, minDistanceUntilNow);
if (foundTriangle != null)
{
return new MyIntersectionResultLineTriangleEx(foundTriangle.Value, physObject, ref line);
}
else
{
return null;
}
}
public MyExportModel(MyModel model)
{
m_model = model;
m_model.LoadData();
ExtractMaterialsFromModel();
}
IPhysicsMesh CreatePhysicsMesh(MyModel model)
{
IPhysicsMesh physicsMesh = new MyPhysicsMesh();
physicsMesh.SetAABB(model.BoundingBox.Min, model.BoundingBox.Max);
for (int v = 0; v < model.GetVerticesCount(); v++)
{
Vector3 vertex = model.GetVertex(v);
Vector3 normal = model.GetVertexNormal(v);
Vector3 tangent = model.GetVertexTangent(v);
if (model.TexCoords == null)
model.LoadTexCoordData();
Vector2 texCoord = model.TexCoords[v].ToVector2();
physicsMesh.AddVertex(vertex, normal, tangent, texCoord);
}
for (int i = 0; i < model.Indices16.Length; i++)
{
physicsMesh.AddIndex(model.Indices16[i]);
}
for (int i = 0; i < model.GetMeshList().Count; i++)
{
var mesh = model.GetMeshList()[i];
physicsMesh.AddSectionData(mesh.IndexStart, mesh.TriCount, mesh.Material.Name);
}
return physicsMesh;
}
public static void InitSpherePhysics(this IMyEntity entity, MyStringHash materialType, MyModel model, float mass, float linearDamping, float angularDamping, ushort collisionLayer, RigidBodyFlag rbFlag)
{
Debug.Assert(model != null);
entity.InitSpherePhysics(materialType, model.BoundingSphere.Center, model.BoundingSphere.Radius, mass, linearDamping, angularDamping, collisionLayer, rbFlag);
}
private void CreatePieceData(MyModel model, HkdBreakableShape breakableShape)
{
//Root shape for fractured compound blocks
{
var msg = VRageRender.MyRenderProxy.PrepareAddRuntimeModel();
ProfilerShort.Begin("GetDataFromShape");
m_tmpMesh.Data = msg.ModelData;
MyDestructionData.Static.Storage.GetDataFromShape(breakableShape, m_tmpMesh);
System.Diagnostics.Debug.Assert(msg.ModelData.Sections.Count > 0, "Invalid data");
if (msg.ModelData.Sections.Count > 0)
{
if(MyFakes.USE_HAVOK_MODELS)
msg.ReplacedModel = model.AssetName;
VRageRender.MyRenderProxy.AddRuntimeModel(breakableShape.ShapeName, msg);
}
ProfilerShort.End();
}
using (m_tmpChildrenList.GetClearToken())
{
breakableShape.GetChildren(m_tmpChildrenList);
LoadChildrenShapes(m_tmpChildrenList);
}
}
public static void InitBoxPhysics(this IMyEntity entity, MyStringHash materialType, MyModel model, float mass, float angularDamping, ushort collisionLayer, RigidBodyFlag rbFlag)
{
Debug.Assert(model != null);
var center = model.BoundingBox.Center;
var size = model.BoundingBoxSize;
entity.InitBoxPhysics(materialType, center, size, mass, 0, angularDamping, collisionLayer, rbFlag);
}
public static MyModel GetModelOnlyModelInfo(string modelAsset)
{
Debug.Assert(modelAsset != null);
MyModel model;
if (!m_models.TryGetValue(modelAsset, out model))
{
model = new MyModel(modelAsset);
m_models[modelAsset] = model;
}
model.LoadOnlyModelInfo();
return model;
}
/// <summary>
/// Adds item physics shape to rootShape and returns instance id of added shape instance.
/// </summary>
/// <returns>true if ite physics shape has been added, otherwise false.</returns>
private bool AddPhysicsShape(MyStringHash subtypeId, MyModel model, ref MatrixD worldMatrix, HkStaticCompoundShape sectorRootShape,
Dictionary<MyStringHash, HkShape> subtypeIdToShape, out int physicsShapeInstanceId)
{
physicsShapeInstanceId = 0;
HkShape physicsShape;
if (!subtypeIdToShape.TryGetValue(subtypeId, out physicsShape))
{
HkShape[] shapes = model.HavokCollisionShapes;
if (shapes == null || shapes.Length == 0)
return false;
Debug.Assert(shapes.Length == 1);
//List<HkShape> listShapes = new List<HkShape>();
//for (int i = 0; i < shapes.Length; i++)
//{
// listShapes.Add(shapes[i]);
// HkShape.SetUserData(shapes[i], shapes[i].UserData | (int)HkShapeUserDataFlags.EnvironmentItem);
//}
//physicsShape = new HkListShape(listShapes.GetInternalArray(), listShapes.Count, HkReferencePolicy.None);
//HkShape.SetUserData(physicsShape, physicsShape.UserData | (int)HkShapeUserDataFlags.EnvironmentItem);
physicsShape = shapes[0];
physicsShape.AddReference();
subtypeIdToShape[subtypeId] = physicsShape;
}
if (physicsShape.ReferenceCount != 0)
{
Matrix localMatrix = worldMatrix * MatrixD.CreateTranslation(-CellsOffset);
physicsShapeInstanceId = sectorRootShape.AddInstance(physicsShape, localMatrix);
Debug.Assert(physicsShapeInstanceId >= 0 && physicsShapeInstanceId < int.MaxValue, "Shape key space overflow");
return true;
}
else
{
return false;
}
}
// Lazy-loading and then returning reference to model
public static MyModel GetModelOnlyAnimationData(string modelAsset)
{
MyModel model;
if (!m_models.TryGetValue(modelAsset, out model))
{
model = new MyModel(modelAsset);
m_models[modelAsset] = model;
}
model.LoadAnimationData();
return model;
}
public MyQuantizedBvhAdapter(GImpactQuantizedBvh bvh, MyModel model)
{
m_bvh = bvh;
m_model = model;
}