public static HierarchyMesh GetSelectedMesh(List <HierarchyObject> objects, int triangle)
{
foreach (HierarchyObject hObject in objects)
{
if (hObject is HierarchyMesh)
{
foreach (uint tr in ((HierarchyMesh)hObject).triangles)
{
if (tr == triangle)
{
return((HierarchyMesh)hObject);
}
}
}
else if (hObject is HierarchyNode)
{
{
HierarchyMesh mesh = GetSelectedMesh(((HierarchyNode)hObject).hObjects, triangle);
if (mesh != null)
{
return(mesh);
}
}
}
}
return(null);
}
private void deleteMesh(int firstTriangleIndex, List <HierarchyObject> listHObj) //usuwa z hierarchii
{
List <HierarchyObject> treeList = new List <HierarchyObject>();
foreach (HierarchyObject ho in listHObj)
{
if (ho is HierarchyMesh) //jeśli jest to mesh
{
HierarchyMesh hm = (HierarchyMesh)ho;
if ((int)hm.triangles.ElementAt(0) == firstTriangleIndex) //jeśli jest to mesh którego szukamy
{
treeList.Add(ho);
}
}
else if (ho is HierarchyNode) //jeśli jest to node
{
HierarchyNode hn = (HierarchyNode)ho;
deleteMesh(firstTriangleIndex, hn.hObjects);
}
}
foreach (HierarchyObject ho in treeList)
{
listHObj.Remove(ho);
}
}
public void AddObject(Scene sceneObject, string hierarchyName, Vector3 translation)
{
if (sceneObject != null)
{
modified = true;
uint point_idx = (uint)points.Count();
foreach (Vector3D point in sceneObject.points)
{
point.x += translation.X;
point.y += translation.Y;
point.z += translation.Z;
}
points.AddRange(sceneObject.points);
int triangles_idx = triangles.Count();
foreach (Triangle triangle in sceneObject.triangles)
{
triangle.p1 += point_idx;
triangle.p2 += point_idx;
triangle.p3 += point_idx;
}
triangles.AddRange(sceneObject.triangles);
if (!ContainsMaterialName("mat1"))
{
materials.Add(new Material_("mat1", 0.6f, 0.6f, 0.6f, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 100, 1));
}
parts.Add(new Part(new List <int>()));
materialAssign.Add("mat1");
HierarchyMesh obj = new HierarchyMesh(hierarchyName);
for (int i = 0; i < sceneObject.triangles.Count(); i++)
{
parts[parts.Count - 1].triangles.Add(triangles_idx);
obj.triangles.Add((uint)triangles_idx++);
}
hierarchy.objects.Add(obj);
hierarchyChange = true;
//Renderer.RecalculateData(this);
}
}
//po modyfikacjach w panelu hierarchii "odświeżamy" hierarchię sceny
private void refreshHierarchy()
{
Hierarchy hierarchy = new Hierarchy();
if (((TreeViewItem)treeView1.Items.GetItemAt(0)).HasItems)
{
List<HierarchyMesh> meshes = currScene.hierarchy.GetAllMeshes();
List<HierarchyLight> lights = currScene.hierarchy.GetAllLights();
foreach (TreeViewItem tvi in ((TreeViewItem)treeView1.Items.GetItemAt(0)).Items)
{
if (tvi.HasItems)
{
HierarchyNode hn = new HierarchyNode(tvi.Header.ToString());
buildHierarchy(hn, tvi, meshes, lights);
hierarchy.objects.Add(hn);
//Console.WriteLine("budujemy hierarchie - node :" + hn.name.ToString());
}
else
{
char[] delimiterChars = { '_' };
string[] words = tvi.Name.Split(delimiterChars);
if (words[0].Equals("mesh"))
{
HierarchyMesh hm = new HierarchyMesh(tvi.Header.ToString());
foreach (HierarchyMesh hmesh in meshes)
{
if (Convert.ToInt32(words[1]) == (int)hmesh.triangles.ElementAt(0))
{
hm = hmesh;
hm.name = tvi.Header.ToString();
break;
}
}
//Console.WriteLine("budujemy hierarchie - mesh :" + hm.name.ToString());
hierarchy.objects.Add(hm);
}
else //if(words[0].Equals("light"));
{
HierarchyLight hl = new HierarchyLight(tvi.Header.ToString(), Convert.ToInt32(words[1]));
hl.name = tvi.Header.ToString();
hierarchy.objects.Add(hl);
}
}
}
}
currScene.hierarchy = hierarchy;
}
public BoundingBox(Scene sc, HierarchyMesh obj)
{
float minx = float.MaxValue;
float miny = float.MaxValue;
float minz = float.MaxValue;
float maxx = float.MinValue;
float maxy = float.MinValue;
float maxz = float.MinValue;
float tmpx, tmpy, tmpz;
foreach (uint triangleIdx in obj.triangles)
{
tmpx = sc.points[(int)(sc.triangles[(int)triangleIdx].p1)].x;
if (minx > tmpx)
minx = tmpx;
if (maxx < tmpx)
maxx = tmpx;
tmpy = sc.points[(int)(sc.triangles[(int)triangleIdx].p1)].y;
if (miny > tmpy)
miny = tmpy;
if (maxy < tmpy)
maxy = tmpy;
tmpz = sc.points[(int)(sc.triangles[(int)triangleIdx].p1)].z;
if (minz > tmpz)
minz = tmpz;
if (maxz < tmpz)
maxz = tmpz;
tmpx = sc.points[(int)(sc.triangles[(int)triangleIdx].p2)].x;
if (minx > tmpx)
minx = tmpx;
if (maxx < tmpx)
maxx = tmpx;
tmpy = sc.points[(int)(sc.triangles[(int)triangleIdx].p2)].y;
if (miny > tmpy)
miny = tmpy;
if (maxy < tmpy)
maxy = tmpy;
tmpz = sc.points[(int)(sc.triangles[(int)triangleIdx].p2)].z;
if (minz > tmpz)
minz = tmpz;
if (maxz < tmpz)
maxz = tmpz;
tmpx = sc.points[(int)(sc.triangles[(int)triangleIdx].p3)].x;
if (minx > tmpx)
minx = tmpx;
if (maxx < tmpx)
maxx = tmpx;
tmpy = sc.points[(int)(sc.triangles[(int)triangleIdx].p3)].y;
if (miny > tmpy)
miny = tmpy;
if (maxy < tmpy)
maxy = tmpy;
tmpz = sc.points[(int)(sc.triangles[(int)triangleIdx].p3)].z;
if (minz > tmpz)
minz = tmpz;
if (maxz < tmpz)
maxz = tmpz;
}
minBB = new Vector3D(minx, miny, minz);
maxBB = new Vector3D(maxx, maxy, maxz);
}
private static void ReadHierarchy(HierarchyNode node, List<Light_> lights, List<string> text, ref int pointer)
{
string objNumLabel = File.GetAttribute(text[pointer], 0);
if(objNumLabel != "node_count")
{
throw new Exception();
}
uint objNum = uint.Parse(File.GetAttribute(text[pointer++], 1));
for(int i = 0; i < objNum; ++i)
{
HierarchyObject newObject = null;
string objStrLabel = File.GetAttribute(text[pointer], 0);
if(objStrLabel != "hier_type")
{
throw new Exception();
}
string objStr = File.GetAttribute(text[pointer++], 1);
string[] objNameAtts = File.GetAttributes(text[pointer]);
if(objNameAtts[0] != "hier_name")
{
throw new Exception();
}
string objName = objName = File.CutFirstString(text[pointer]);
++pointer;
switch(objStr)
{
case "Mesh":
newObject = new HierarchyMesh(objName);
node.hObjects.Add(newObject);
string triangleNumLabel = File.GetAttribute(text[pointer], 0);
if(triangleNumLabel != "triangle_count")
{
new Exception();
}
uint triangleNum = uint.Parse(File.GetAttribute(text[pointer++], 1));
List<uint> triangles = new List<uint>();
string[] triangs = File.GetAttributes(text[pointer]);
for(int j = 0; j < triangleNum; ++j)
{
triangles.Add(uint.Parse(triangs[j]));
}
++pointer;
((HierarchyMesh)newObject).triangles = triangles;
break;
case "Light":
string lightIdxLabel = File.GetAttribute(text[pointer], 0);
if (lightIdxLabel != "light_index")
{
new Exception();
}
int lightIdx = int.Parse(File.GetAttribute(text[pointer++], 1));
newObject = new HierarchyLight(objName, lightIdx);
node.hObjects.Add(newObject);
break;
case "Node":
newObject = new HierarchyNode(objName);
node.hObjects.Add(newObject);
ReadHierarchy((HierarchyNode)newObject, lights, text, ref pointer);
break;
}
}
}
private static void ReadHierarchy(HierarchyNode node, List<Light_> lights, List<string> text, int pointer)
{
string objNumLabel = File.GetAttribute(text[pointer], 0);
if(objNumLabel != "node_count")
{
node = null;
}
uint objNum = uint.Parse(File.GetAttribute(text[pointer++], 1));
for(int i = 0; i < objNum; ++i)
{
HierarchyObject newObject = null;
string objStrLabel = File.GetAttribute(text[pointer], 0);
if(objStrLabel != "hier_type")
{
node = null;
}
string objStr = File.GetAttribute(text[pointer++], 1);
string objNameLabel = File.GetAttribute(text[pointer], 0);
if(objNameLabel != "hier_name")
{
node = null;
}
string objName = File.GetAttribute(text[pointer++], 1);
switch(objStr)
{
case "Mesh":
newObject = new HierarchyMesh(objName);
node.hObjects.Add(newObject);
string triangleNumLabel = File.GetAttribute(text[pointer], 0);
if(triangleNumLabel != "triangle_count")
{
node = null;
}
uint triangleNum = uint.Parse(File.GetAttribute(text[pointer++], 1));
List<uint> triangles = new List<uint>();
string[] triangs = File.GetAttributes(text[pointer]);
for(int j = 0; j < triangleNum; ++j)
{
triangles.Add(uint.Parse(triangs[j]));
}
++pointer;
((HierarchyMesh)newObject).triangles = triangles;
break;
case "Light":
newObject = new HierarchyLight(GetLightByName(lights, objName));
node.hObjects.Add(newObject);
break;
case "Node":
newObject = new HierarchyNode(objName);
node.hObjects.Add(newObject);
ReadHierarchy((HierarchyNode)newObject, lights, text, pointer);
break;
}
}
}
public Scene SceneFromSelection(out Vector3D center)
{
Scene retScene = new Scene();
HashSet <uint> selectedTriangIdx = new HashSet <uint>();
HashSet <uint> selectedPointsIdx = new HashSet <uint>();
List <Triangle> newTriangles = new List <Triangle>();
List <Vector3D> newPoints = new List <Vector3D>();
List <uint> newTriangleIdx = new List <uint>();
List <int> newLightIdx = new List <int>();
uint idx = 0;
for (int i = 0; i < triangles.Count; ++i)
{
newTriangleIdx.Add(0);
}
//List<HierarchyMesh> selectedMeshes = new List<HierarchyMesh>();
bool[] selectedPoints = new bool[points.Count];
bool[] selectedTriangs = new bool[triangles.Count];
for (int i = 0; i < selectedPoints.Length; i++)
{
selectedPoints[i] = false;
}
for (int i = 0; i < selectedTriangs.Length; i++)
{
selectedTriangs[i] = false;
}
foreach (HierarchyMesh mesh in selTriangles)
//for (int i = 0; i < selTriangles.Count; i++)
{
//selectedMeshes.Add(Hierarchy.GetSelectedMesh(hierarchy.objects, (int)mesh.triangles[0]));
for (int j = 0; j < mesh.triangles.Count; j++)
{
int oldIdx = (int)mesh.triangles[j];
newTriangleIdx[oldIdx] = idx++;
selectedTriangIdx.Add(mesh.triangles[j]);
int triang = (int)mesh.triangles[j];
selectedTriangs[mesh.triangles[j]] = true;
newTriangles.Add(new Triangle(triangles[triang].p1, triangles[triang].p2, triangles[triang].p3));
selectedPointsIdx.Add(triangles[(int)mesh.triangles[j]].p1);
selectedPointsIdx.Add(triangles[(int)mesh.triangles[j]].p2);
selectedPointsIdx.Add(triangles[(int)mesh.triangles[j]].p3);
selectedPoints[triangles[(int)mesh.triangles[j]].p1] = true;
selectedPoints[triangles[(int)mesh.triangles[j]].p2] = true;
selectedPoints[triangles[(int)mesh.triangles[j]].p3] = true;
}
}
idx = 0;
for (int i = 0; i < lights.Count; i++)
{
newLightIdx.Add(-1);
}
for (int i = 0; i < selLights.Count; i++)
{
newLightIdx[selLights[i]] = (int)idx++;
}
for (int i = 0; i < points.Count; i++)
{
if (selectedPoints[i])
{
newPoints.Add(new Vector3D(points[i]));
}
}
// Lista zawiera indeksy poczatka i konca usuwanych punktow (beda
// one wystepowaly sekcjami)
List <int> pointStartEnd = new List <int>();
bool flag = true;
for (int i = 0; i < selectedPoints.Length; i++)
{
if (!selectedPoints[i] && flag)
{
pointStartEnd.Add(i);
flag = false;
}
if (selectedPoints[i] && !flag)
{
pointStartEnd.Add(i - 1);
flag = true;
}
}
if (!flag)
{
pointStartEnd.Add(selectedPoints.Length - 1);
}
// Lista zawiera indeksy poczatka i konca usuwanych trojkatow
List <int> triangStartEnd = new List <int>();
flag = true;
for (int i = 0; i < selectedTriangs.Length; i++)
{
if (!selectedTriangs[i] && flag)
{
triangStartEnd.Add(i);
flag = false;
}
if (selectedTriangs[i] && !flag)
{
triangStartEnd.Add(i - 1);
flag = true;
}
}
if (!flag)
{
triangStartEnd.Add(selectedTriangs.Length - 1);
}
int offset = 0;
for (int i = 0; i < pointStartEnd.Count; i += 2)
{
int diffP = pointStartEnd[i + 1] - pointStartEnd[i] + 1;
foreach (Triangle triangle in newTriangles)
{
if (triangle.p1 > pointStartEnd[i + 1] - offset)
{
triangle.p1 -= (uint)diffP;
}
if (triangle.p2 > pointStartEnd[i + 1] - offset)
{
triangle.p2 -= (uint)diffP;
}
if (triangle.p3 > pointStartEnd[i + 1] - offset)
{
triangle.p3 -= (uint)diffP;
}
}
offset += diffP;
}
List <HierarchyObject> newHierarchy = new List <HierarchyObject>();
if (selectedHierObj != null)
{
HierarchyNode newNode = new HierarchyNode(selectedHierObj);
newHierarchy.Add(newNode);
RebuildHierarchy(newHierarchy, newTriangleIdx, newLightIdx);
}
else
{
foreach (HierarchyMesh mesh in selTriangles)
{
HierarchyMesh newMesh = (new HierarchyMesh(mesh.name));
for (int i = 0; i < mesh.triangles.Count; i++)
{
newMesh.triangles.Add(newTriangleIdx[(int)mesh.triangles[i]]);
}
newHierarchy.Add(newMesh);
}
}
List <Part> newParts = new List <Part>();
List <String> newMaterialAssign = new List <string>();
for (int i = 0; i < parts.Count; i++)
{
Part newPart = (new Part(new List <int>()));
bool used = false;
for (int j = 0; j < parts[i].triangles.Count; j++)
{
newPart.triangles.Add((int)newTriangleIdx[parts[i].triangles[j]]);
if ((int)newTriangleIdx[parts[i].triangles[j]] > 0)
{
used = true;
}
}
if (used)
{
newParts.Add(newPart);
newMaterialAssign.Add(materialAssign[i]);
}
}
foreach (Material_ material in materials)
{
retScene.materials.Add(new Material_(material));
}
center = new Data.Scene.Vector3D(0, 0, 0);
int count = newPoints.Count + selCams.Count + selLights.Count;
foreach (Data.Scene.Vector3D v in newPoints)
{
center.x = center.x + v.x / count;
center.y = center.y + v.y / count;
center.z = center.z + v.z / count;
}
//foreach (int c in selCams)
//{
// Camera cam = cams[c];
// center.x = center.x + cam.position.X / count;
// center.y = center.y + cam.position.Y / count;
// center.z = center.z + cam.position.Z / count;
//}
foreach (int l in selLights)
{
Light_ light = lights[l];
center.x = center.x + light.position.X / count;
center.y = center.y + light.position.Y / count;
center.z = center.z + light.position.Z / count;
}
foreach (Data.Scene.Vector3D v in newPoints)
{
v.x -= center.x;
v.y -= center.y;
v.z -= center.z;
}
List <Light_> newwLights1 = new List <Light_>();
foreach (int lightIndex in selLights)
{
Light_ light = new Light_(lights[lightIndex]);
newwLights1.Add(light);
newwLights1[newwLights1.Count - 1].position -= center;
int tmp = newwLights1.Count - 1;
//dodawanie światel do hierarchii
if (selectedHierObj == null)
{
HierarchyLight newLight = new HierarchyLight(light.name.ToString(), tmp);
newHierarchy.Add(newLight);
}
//newLight.name = light.name;
Console.WriteLine("dodawanie do hierarchiii");
}
//List<Camera> newCams = new List<Camera>();
//foreach (int camIndex in selCams)
//{
// newCams.Add(new Camera(cams[camIndex]));
// newCams[newCams.Count - 1].position -= center;
//}
retScene.points = newPoints;
retScene.triangles = newTriangles;
retScene.hierarchy.objects = newHierarchy;
retScene.parts = newParts;
retScene.materialAssign = newMaterialAssign;
retScene.lights = newwLights1;
//retScene.cams = newCams;
hierarchyChange = true;
return(retScene);
}
public void AddObject(Scene sceneObject, string hierarchyName, Vector3 translation)
{
if (sceneObject != null)
{
modified = true;
uint point_idx = (uint)points.Count();
foreach (Vector3D point in sceneObject.points)
{
point.x += translation.X;
point.y += translation.Y;
point.z += translation.Z;
}
points.AddRange(sceneObject.points);
int triangles_idx = triangles.Count();
foreach (Triangle triangle in sceneObject.triangles)
{
triangle.p1 += point_idx;
triangle.p2 += point_idx;
triangle.p3 += point_idx;
}
triangles.AddRange(sceneObject.triangles);
if (!ContainsMaterialName("mat1"))
{
materials.Add(new Material_("mat1", 0.6f, 0.6f, 0.6f, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 100, 1));
}
parts.Add(new Part(new List<int>()));
materialAssign.Add("mat1");
HierarchyMesh obj = new HierarchyMesh(hierarchyName);
for (int i = 0; i < sceneObject.triangles.Count(); i++)
{
parts[parts.Count-1].triangles.Add(triangles_idx);
obj.triangles.Add((uint)triangles_idx++);
}
hierarchy.objects.Add(obj);
hierarchyChange = true;
//Renderer.RecalculateData(this);
}
}
public static Scene GetExampleScene()
{
Scene scene = new Scene();
scene.points.Add(new Vector3D(-1, -1, 1));
scene.points.Add(new Vector3D(1, -1, 1));
scene.points.Add(new Vector3D(1, -1, -1));
scene.points.Add(new Vector3D(-1, -1, -1));
scene.points.Add(new Vector3D(-1, 1, 1));
scene.points.Add(new Vector3D(1, 1, 1));
scene.points.Add(new Vector3D(1, 1, -1));
scene.points.Add(new Vector3D(-1, 1, -1));
scene.points.Add(new Vector3D(1.5f, -0.5f, 0.5f));
scene.points.Add(new Vector3D(3, -0.3f, 0));
scene.points.Add(new Vector3D(2.5f, 0, -0.8f));
scene.points.Add(new Vector3D(2, 2, -0.2f));
scene.triangles.Add(new Triangle(0, 1, 5));
scene.triangles.Add(new Triangle(0, 5, 4));
scene.triangles.Add(new Triangle(1, 2, 5));
scene.triangles.Add(new Triangle(2, 6, 5));
scene.triangles.Add(new Triangle(2, 3, 6));
scene.triangles.Add(new Triangle(3, 6, 7));
scene.triangles.Add(new Triangle(3, 0, 7));
scene.triangles.Add(new Triangle(0, 7, 4));
scene.triangles.Add(new Triangle(0, 1, 2));
scene.triangles.Add(new Triangle(0, 2, 3));
scene.triangles.Add(new Triangle(4, 5, 6));
scene.triangles.Add(new Triangle(6, 7, 4));
scene.triangles.Add(new Triangle(8, 9, 10));
scene.triangles.Add(new Triangle(8, 9, 11));
scene.triangles.Add(new Triangle(9, 10, 11));
scene.triangles.Add(new Triangle(8, 10, 11));
List <int> part1 = new List <int>();
part1.Add(0);
part1.Add(1);
part1.Add(2);
part1.Add(3);
part1.Add(4);
part1.Add(5);
part1.Add(6);
part1.Add(7);
part1.Add(8);
part1.Add(9);
part1.Add(10);
part1.Add(11);
scene.parts.Add(new Part(part1));
List <int> part2 = new List <int>();
part2.Add(12);
part2.Add(13);
part2.Add(14);
part2.Add(15);
scene.parts.Add(new Part(part2));
scene.materials.Add(new Material_("mat1", 0.6f, 0.95f, 0.5f, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1));
scene.materials.Add(new Material_("mat2", 0.4f, 0.3f, 0.9f, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1));
scene.materialAssign.Add("mat1");
scene.materialAssign.Add("mat2");
scene.cams[0] = new Camera("Cam1", 800, 600, new Vector3(-8, -4, -10), new Vector3(3, 2, 2), 60, 0);
scene.activeCamera = 0;
HierarchyMesh cube = new HierarchyMesh("Cube");
cube.triangles.AddRange(new uint[] { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11 });
HierarchyMesh pyramid = new HierarchyMesh("Pyramid");
pyramid.triangles.AddRange(new uint[] { 12, 13, 14, 15 });
scene.hierarchy.objects.AddRange(new HierarchyMesh[] { cube, pyramid });
return(scene);
}
public void AddObject(Scene sceneObject, string hierarchyName)
{
if (sceneObject != null)
{
uint point_idx = (uint)points.Count();
points.AddRange(sceneObject.points);
int triangles_idx = triangles.Count();
foreach (Triangle triangle in sceneObject.triangles)
{
triangle.p1 += point_idx;
triangle.p2 += point_idx;
triangle.p3 += point_idx;
}
int offset = triangles.Count;
triangles.AddRange(sceneObject.triangles);
// Jeśli w scenie nie ma jeszcze zadnego obiektu, tworzony zostaje
// domyslny material.
if (parts.Count == 0)
{
materials.Add(new Material_("default", 0.6f, 0.95f, 0.5f, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1));
}
parts.Add(new Part(new List <int>()));
materialAssign.Add("default");
HierarchyMesh obj = new HierarchyMesh(hierarchyName);
for (int i = 0; i < sceneObject.triangles.Count(); i++)
{
parts[parts.Count - 1].triangles.Add(triangles_idx);
obj.triangles.Add((uint)triangles_idx++);
}
hierarchy.objects.Add(obj);
addedObject.Add(obj);
//int offset = indices.Length;
int vertTriangOffset = vertexTriangle.Length;
Array.Resize <int>(ref indices, indices.Length + 3 * sceneObject.triangles.Count);
Array.Resize <int>(ref selIndices, selIndices.Length + 3 * sceneObject.triangles.Count);
Array.Resize <Vertex>(ref vertices, vertices.Length + sceneObject.points.Count);
Array.Resize <List <int> >(ref vertexTriangle, vertexTriangle.Length + sceneObject.points.Count);
Parallel.For(vertTriangOffset, vertexTriangle.Length, index => vertexTriangle[index] = new List <int>());
//bool[] selected = GetSelectedTriangles();
for (int i = 0; i < sceneObject.triangles.Count; i++)
{
indices[numIndices++] = (int)sceneObject.triangles[i].p1;
indices[numIndices++] = (int)sceneObject.triangles[i].p3;
indices[numIndices++] = (int)sceneObject.triangles[i].p2;
vertexTriangle[sceneObject.triangles[i].p1].Add(offset + i);
vertexTriangle[sceneObject.triangles[i].p2].Add(offset + i);
vertexTriangle[sceneObject.triangles[i].p3].Add(offset + i);
}
}
}
public HierarchyMesh(HierarchyMesh copy) : base(copy.name)
{
triangles = new List <uint>(copy.triangles);
}
public void AddObject(Scene sceneObject, string hierarchyName)
{
if (sceneObject != null)
{
uint point_idx = (uint)points.Count();
points.AddRange(sceneObject.points);
int triangles_idx = triangles.Count();
foreach (Triangle triangle in sceneObject.triangles)
{
triangle.p1 += point_idx;
triangle.p2 += point_idx;
triangle.p3 += point_idx;
}
int offset = triangles.Count;
triangles.AddRange(sceneObject.triangles);
// Jeśli w scenie nie ma jeszcze zadnego obiektu, tworzony zostaje
// domyslny material.
if (parts.Count == 0)
{
materials.Add(new Material_("default", 0.6f, 0.95f, 0.5f, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1));
}
parts.Add(new Part(new List<int>()));
materialAssign.Add("default");
HierarchyMesh obj = new HierarchyMesh(hierarchyName);
for (int i = 0; i < sceneObject.triangles.Count(); i++)
{
parts[parts.Count-1].triangles.Add(triangles_idx);
obj.triangles.Add((uint)triangles_idx++);
}
hierarchy.objects.Add(obj);
addedObject.Add(obj);
//int offset = indices.Length;
int vertTriangOffset = vertexTriangle.Length;
Array.Resize<int>(ref indices, indices.Length + 3 * sceneObject.triangles.Count);
Array.Resize<int>(ref selIndices, selIndices.Length + 3 * sceneObject.triangles.Count);
Array.Resize<Vertex>(ref vertices, vertices.Length + sceneObject.points.Count);
Array.Resize<List<int>>(ref vertexTriangle, vertexTriangle.Length + sceneObject.points.Count);
Parallel.For(vertTriangOffset, vertexTriangle.Length, index => vertexTriangle[index] = new List<int>());
//bool[] selected = GetSelectedTriangles();
for (int i = 0; i < sceneObject.triangles.Count; i++)
{
indices[numIndices++] = (int)sceneObject.triangles[i].p1;
indices[numIndices++] = (int)sceneObject.triangles[i].p3;
indices[numIndices++] = (int)sceneObject.triangles[i].p2;
vertexTriangle[sceneObject.triangles[i].p1].Add(offset + i);
vertexTriangle[sceneObject.triangles[i].p2].Add(offset + i);
vertexTriangle[sceneObject.triangles[i].p3].Add(offset + i);
}
}
}
public static Scene GetExampleScene()
{
Scene scene = new Scene();
scene.points.Add(new Vector3D(-1, -1, 1));
scene.points.Add(new Vector3D(1, -1, 1));
scene.points.Add(new Vector3D(1, -1, -1));
scene.points.Add(new Vector3D(-1, -1, -1));
scene.points.Add(new Vector3D(-1, 1, 1));
scene.points.Add(new Vector3D(1, 1, 1));
scene.points.Add(new Vector3D(1, 1, -1));
scene.points.Add(new Vector3D(-1, 1, -1));
scene.points.Add(new Vector3D(1.5f, -0.5f, 0.5f));
scene.points.Add(new Vector3D(3, -0.3f, 0));
scene.points.Add(new Vector3D(2.5f, 0, -0.8f));
scene.points.Add(new Vector3D(2, 2, -0.2f));
scene.triangles.Add(new Triangle(0, 1, 5));
scene.triangles.Add(new Triangle(0, 5, 4));
scene.triangles.Add(new Triangle(1, 2, 5));
scene.triangles.Add(new Triangle(2, 6, 5));
scene.triangles.Add(new Triangle(2, 3, 6));
scene.triangles.Add(new Triangle(3, 6, 7));
scene.triangles.Add(new Triangle(3, 0, 7));
scene.triangles.Add(new Triangle(0, 7, 4));
scene.triangles.Add(new Triangle(0, 1, 2));
scene.triangles.Add(new Triangle(0, 2, 3));
scene.triangles.Add(new Triangle(4, 5, 6));
scene.triangles.Add(new Triangle(6, 7, 4));
scene.triangles.Add(new Triangle(8, 9, 10));
scene.triangles.Add(new Triangle(8, 9, 11));
scene.triangles.Add(new Triangle(9, 10, 11));
scene.triangles.Add(new Triangle(8, 10, 11));
List<int> part1 = new List<int>();
part1.Add(0);
part1.Add(1);
part1.Add(2);
part1.Add(3);
part1.Add(4);
part1.Add(5);
part1.Add(6);
part1.Add(7);
part1.Add(8);
part1.Add(9);
part1.Add(10);
part1.Add(11);
scene.parts.Add(new Part(part1));
List<int> part2 = new List<int>();
part2.Add(12);
part2.Add(13);
part2.Add(14);
part2.Add(15);
scene.parts.Add(new Part(part2));
scene.materials.Add(new Material_("mat1", 0.6f, 0.95f, 0.5f, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1));
scene.materials.Add(new Material_("mat2", 0.4f, 0.3f, 0.9f, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1));
scene.materialAssign.Add("mat1");
scene.materialAssign.Add("mat2");
scene.cams[0] = new Camera("Cam1", 800, 600, new Vector3(-8, -4, -10), new Vector3(3, 2, 2), 60, 0);
scene.activeCamera = 0;
HierarchyMesh cube = new HierarchyMesh("Cube");
cube.triangles.AddRange(new uint[] { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11 });
HierarchyMesh pyramid = new HierarchyMesh("Pyramid");
pyramid.triangles.AddRange(new uint[] { 12, 13, 14, 15 });
scene.hierarchy.objects.AddRange( new HierarchyMesh[] { cube, pyramid } );
return scene;
}
private static void ReadHierarchy(HierarchyNode node, List <Light_> lights, List <string> text, int pointer)
{
string objNumLabel = File.GetAttribute(text[pointer], 0);
if (objNumLabel != "node_count")
{
node = null;
}
uint objNum = uint.Parse(File.GetAttribute(text[pointer++], 1));
for (int i = 0; i < objNum; ++i)
{
HierarchyObject newObject = null;
string objStrLabel = File.GetAttribute(text[pointer], 0);
if (objStrLabel != "hier_type")
{
node = null;
}
string objStr = File.GetAttribute(text[pointer++], 1);
string objNameLabel = File.GetAttribute(text[pointer], 0);
if (objNameLabel != "hier_name")
{
node = null;
}
string objName = File.GetAttribute(text[pointer++], 1);
switch (objStr)
{
case "Mesh":
newObject = new HierarchyMesh(objName);
node.hObjects.Add(newObject);
string triangleNumLabel = File.GetAttribute(text[pointer], 0);
if (triangleNumLabel != "triangle_count")
{
node = null;
}
uint triangleNum = uint.Parse(File.GetAttribute(text[pointer++], 1));
List <uint> triangles = new List <uint>();
string[] triangs = File.GetAttributes(text[pointer]);
for (int j = 0; j < triangleNum; ++j)
{
triangles.Add(uint.Parse(triangs[j]));
}
++pointer;
((HierarchyMesh)newObject).triangles = triangles;
break;
case "Light":
newObject = new HierarchyLight(GetLightByName(lights, objName));
node.hObjects.Add(newObject);
break;
case "Node":
newObject = new HierarchyNode(objName);
node.hObjects.Add(newObject);
ReadHierarchy((HierarchyNode)newObject, lights, text, pointer);
break;
}
}
}
private void addTreeViewMesh(HierarchyMesh hobj, TreeViewItem parent)
{
TreeViewItem child = new TreeViewItem();
child.Header = hobj.ToString();
child.Name = "mesh"+"_"+hobj.triangles.ElementAt(0).ToString(); //identyfikator mesha
child.IsSelected = false;
parent.Items.Add(child);
}
private void buildHierarchy(HierarchyNode nodeParent, TreeViewItem treeItem,
List<HierarchyMesh> meshes, List<HierarchyLight> lights)
{
foreach (TreeViewItem tvi in treeItem.Items)
{
if (tvi.HasItems)
{
HierarchyNode hn = new HierarchyNode(tvi.Header.ToString());
//Console.WriteLine("nazwa nodea " + tvi.Header.ToString());
buildHierarchy(hn, tvi, meshes, lights);
//Console.WriteLine("budujemy hierarchie - node :" + hn.name.ToString());
nodeParent.hObjects.Add(hn);
}
else //mesh || light
{
char[] delimiterChars = { '_' };
string[] words = tvi.Name.Split(delimiterChars);
if (words[0].Equals("mesh")) //mesh
{
HierarchyMesh hm = new HierarchyMesh(tvi.Header.ToString());
foreach (HierarchyMesh hmesh in meshes)
{
if (Convert.ToInt32(words[1]) == (int)hmesh.triangles.ElementAt(0))
{
hm = hmesh;
hm.name = tvi.Header.ToString();
break;
}
}
//Console.WriteLine("budujemy hierarchie - mesh :" + hm.name.ToString());
nodeParent.hObjects.Add(hm);
}
else //if(words[0].Equals("light"));
{
HierarchyLight hl = new HierarchyLight(tvi.Name.ToString(), (Convert.ToInt32(words[1])));
hl.name = tvi.Header.ToString();
nodeParent.hObjects.Add(hl);
}
}
}
}
private static void ReadHierarchy(HierarchyNode node, List <Light_> lights, List <string> text, ref int pointer)
{
string objNumLabel = File.GetAttribute(text[pointer], 0);
if (objNumLabel != "node_count")
{
throw new Exception();
}
uint objNum = uint.Parse(File.GetAttribute(text[pointer++], 1));
for (int i = 0; i < objNum; ++i)
{
HierarchyObject newObject = null;
string objStrLabel = File.GetAttribute(text[pointer], 0);
if (objStrLabel != "hier_type")
{
throw new Exception();
}
string objStr = File.GetAttribute(text[pointer++], 1);
string[] objNameAtts = File.GetAttributes(text[pointer]);
if (objNameAtts[0] != "hier_name")
{
throw new Exception();
}
string objName = objName = File.CutFirstString(text[pointer]);
++pointer;
switch (objStr)
{
case "Mesh":
newObject = new HierarchyMesh(objName);
node.hObjects.Add(newObject);
string triangleNumLabel = File.GetAttribute(text[pointer], 0);
if (triangleNumLabel != "triangle_count")
{
new Exception();
}
uint triangleNum = uint.Parse(File.GetAttribute(text[pointer++], 1));
List <uint> triangles = new List <uint>();
string[] triangs = File.GetAttributes(text[pointer]);
for (int j = 0; j < triangleNum; ++j)
{
triangles.Add(uint.Parse(triangs[j]));
}
++pointer;
((HierarchyMesh)newObject).triangles = triangles;
break;
case "Light":
string lightIdxLabel = File.GetAttribute(text[pointer], 0);
if (lightIdxLabel != "light_index")
{
new Exception();
}
int lightIdx = int.Parse(File.GetAttribute(text[pointer++], 1));
newObject = new HierarchyLight(objName, lightIdx);
node.hObjects.Add(newObject);
break;
case "Node":
newObject = new HierarchyNode(objName);
node.hObjects.Add(newObject);
ReadHierarchy((HierarchyNode)newObject, lights, text, ref pointer);
break;
}
}
}
