public static VertexsIndicesData Copy(VertexsIndicesData other)
{
VertexsIndicesData newVID = new VertexsIndicesData();
newVID.VertexFormat = other.VertexFormat;
newVID.VertexCount = other.VertexCount;
newVID.IndicesCount = other.IndicesCount;
newVID.Vertexs = new List <Vertex>();
foreach (var item in other.Vertexs)
{
Vertex tempVertex = new Vertex();
tempVertex.Color = new Color4(item.Color.R, item.Color.G, item.Color.B, item.Color.A);
tempVertex.Normal = new Vector3(item.Normal.X, item.Normal.Y, item.Normal.Z);
tempVertex.Position = new Vector3(item.Position.X, item.Position.Y, item.Position.Z);
tempVertex.TexCoord = new Vector2(item.TexCoord.X, item.TexCoord.Y);
newVID.Vertexs.Add(tempVertex);
}
newVID.Indices = new List <uint>();
foreach (var item in other.Indices)
{
newVID.Indices.Add(item);
}
return(newVID);
}
public TextRender(int width, int height, Vector2 position,
FontFamily fontFamily, float fontSize = 12, bool visible = true)
{
Width = width;
Height = height;
Position = position;
Font = new System.Drawing.Font(fontFamily,
fontSize,
System.Drawing.FontStyle.Regular);
TextBrush = Brushes.White;
BackgroundColor = Color.FromArgb(150, 0, 0, 0);
FontStyle = System.Drawing.FontStyle.Regular;
Visible = visible;
VertexsIndicesData =
Tools.DeserializeModel(@"Models\Panel3D.xml");
// initialize shaders
string vs = File.ReadAllText("Shaders\\vShader_UV_Text.txt");
string fs = File.ReadAllText("Shaders\\fShader_UV_Text.txt");
Shader = new Shader(ref vs, ref fs, this);
// initialize buffer
VertexFormat = NRCGL.VertexFormat.XY_UV;
VertexBuffer = new VertexFloatBuffer(VertexFormat, 512);
}
public static VertexsIndicesData DeserializeModel(string path)
{
VertexsIndicesData vertexsIndicesData = new VertexsIndicesData();
XmlSerializer xmlSerializer = new XmlSerializer(vertexsIndicesData.GetType());
StreamReader reader = new StreamReader(path);
vertexsIndicesData = (VertexsIndicesData)xmlSerializer.Deserialize(reader);
reader.Close();
return(vertexsIndicesData);
}
public static VertexsIndicesData CopyPositionsAndNormals(VertexsIndicesData other)
{
VertexsIndicesData newVID = new VertexsIndicesData();
newVID.VertexFormat = other.VertexFormat;
newVID.VertexCount = other.VertexCount;
newVID.IndicesCount = other.IndicesCount;
newVID.Vertexs = new List <Vertex>();
foreach (var item in other.Vertexs)
{
Vertex tempVertex = new Vertex();
tempVertex.Color = item.Color;
tempVertex.Normal = new Vector3(item.Normal.X, item.Normal.Y, item.Normal.Z);
tempVertex.Position = new Vector3(item.Position.X, item.Position.Y, item.Position.Z);
tempVertex.TexCoord = item.TexCoord;
newVID.Vertexs.Add(tempVertex);
}
newVID.Indices = other.Indices;
return(newVID);
}
public Sphere3D(Vector3 position, float r, Color4 color,
int textureId = 0, bool isSmoothShading = true) : base()
{
this.r = r;
IsSmoothShading = isSmoothShading;
Bounding = new Bounding(this, r);
Model = @"Models\sphere3D.xml";
if (isSmoothShading)
{
// smooth shading
if (vid_smooth is VertexsIndicesData)
{
VertexsIndicesData = vid_smooth;
}
else
{
vid_smooth = Tools.DeserializeModel(@"Models\sphere3D_smooth.xml");
VertexsIndicesData = vid_smooth;
}
}
else
{
// flat shading
if (vid is VertexsIndicesData)
{
VertexsIndicesData = vid;
}
else
{
vid = Tools.DeserializeModel(Model);
VertexsIndicesData = vid;
}
}
Scale(r);
Position = position;
FirstPosition = Position;
ShapeVersorsUVW = Matrix4.Identity;
TextureID = textureId;
if (textureId == 0)
{
foreach (Vertex vertex in VertexsIndicesData.Vertexs)
{
vertex.Color = color;
}
// initialize shaders
string vs = File.ReadAllText("Shaders\\vShader_Color_Normal1.txt");
string fs = File.ReadAllText("Shaders\\fShader_Color_Normal1.txt");
Shader = new Shader(ref vs, ref fs, this);
// initialize buffer
VertexFormat = NRCGL.VertexFormat.XYZ_NORMAL_COLOR;
VertexBuffer = new VertexFloatBuffer(VertexFormat, 97920, BeginMode.Triangles);
}
else
{
// initialize shaders
string vs = File.ReadAllText("Shaders\\vShader_UV_Normal.txt");
string fs = File.ReadAllText("Shaders\\fShader_UV_Normal_sphere.txt");
Shader = new Shader(ref vs, ref fs, this);
// initialize buffer
VertexFormat = NRCGL.VertexFormat.XYZ_NORMAL_UV_COLOR;
VertexBuffer = new VertexFloatBuffer(VertexFormat, 97920);
}
}
public static void GenerateModelFrom3DS(string path)
{
var x3d = new X3D();
var xmlSerializer = new XmlSerializer(x3d.GetType());
var reader = new StreamReader(path);
x3d = (X3D)xmlSerializer.Deserialize(reader);
reader.Close();
var scene = new X3DScene();
scene = x3d.Scene[0];
var transf0 = new Transform();
transf0 = scene.Transform[0];
var transf1 = new Transform();
transf1 = transf0.Transform1[0];
var transfGroup = new TransformGroup();
transfGroup = transf1.Group[0];
var transfGroupShape = new TransformGroupShape();
transfGroupShape = transfGroup.Shape[0];
var shapeIndexedFaceSet
= new TransformGroupShapeIndexedFaceSet();
// indices
shapeIndexedFaceSet = transfGroupShape.IndexedFaceSet[0];
// position coords
TransformGroupShapeIndexedFaceSetCoordinate positionCoords
= new TransformGroupShapeIndexedFaceSetCoordinate();
positionCoords = shapeIndexedFaceSet.Coordinate[0];
// texture coords
TransformGroupShapeIndexedFaceSetTextureCoordinate texCoords
= new TransformGroupShapeIndexedFaceSetTextureCoordinate();
texCoords = shapeIndexedFaceSet.TextureCoordinate[0];
/*
* string output = shapeIndexedFaceSet.coordIndex + "\n";
* output += shapeIndexedFaceSet.texCoordIndex + "\n";
* output += positionCoords.point + "\n";
* output += texCoords.point + "\n";
*/
var positionsList = new List <Vector3>();
string[] positionCoordsStr = positionCoords.point.Split(' ');
for (int i = 0; i < positionCoordsStr.Length - 1;)
{
var vector3 = new Vector3(
Convert.ToSingle(positionCoordsStr[i++], CultureInfo.InvariantCulture),
Convert.ToSingle(positionCoordsStr[i++], CultureInfo.InvariantCulture),
Convert.ToSingle(positionCoordsStr[i++], CultureInfo.InvariantCulture));
positionsList.Add(vector3);
}
var texCoordsList = new List <Vector2>();
string[] texCoordsStr = texCoords.point.Split(' ');
// OpenTK flips V texCoord. Used (U, 1-V) to convert from X3D to OpenTK
for (int i = 0; i < texCoordsStr.Length - 1;)
{
var vector2 = new Vector2(
Convert.ToSingle(texCoordsStr[i++], CultureInfo.InvariantCulture),
1 - Convert.ToSingle(texCoordsStr[i++], CultureInfo.InvariantCulture));
texCoordsList.Add(vector2);
}
// generate model xml
var vertexsIndicesData = new VertexsIndicesData();
vertexsIndicesData.VertexFormat = VertexFormat.XYZ_NORMAL_UV_COLOR;
var vertexs = new List <Vertex>();
int idx = 0;
var texCoordIndexs = new List <uint>();
var coordIndexs = new List <uint>();
string[] coordsIndexStr = shapeIndexedFaceSet.coordIndex.Split(' ');
string[] texCoordsIndexStr = shapeIndexedFaceSet.texCoordIndex.Split(' ');
int vertCount = 0; // check if is 4 or 3 when -1 arrives
int v = 0;
for (int ic = 0; ic < coordsIndexStr.Length; ic++)
{
if (coordsIndexStr[ic] == "-1")
{
switch (vertCount)
{
case 4:
#region quad
var vertex0 = new Vertex();
vertex0.Color = Color4.Chocolate;
vertex0.Normal = Vector3.Zero;
vertex0.Position = new Vector3(positionsList[(int)coordIndexs[idx]]);
vertex0.TexCoord = new Vector2(texCoordsList[(int)texCoordIndexs[idx]]);
vertexs.Add(vertex0);
v++;
var vertex1 = new Vertex();
vertex1.Color = Color4.Chocolate;
vertex1.Normal = Vector3.Zero;
vertex1.Position = new Vector3(positionsList[(int)coordIndexs[idx + 1]]);
vertex1.TexCoord = new Vector2(texCoordsList[(int)texCoordIndexs[idx + 1]]);
vertexs.Add(vertex1);
v++;
var vertex2 = new Vertex();
vertex2.Color = Color4.Chocolate;
vertex2.Normal = Vector3.Zero;
vertex2.Position = new Vector3(positionsList[(int)coordIndexs[idx + 2]]);
vertex2.TexCoord = new Vector2(texCoordsList[(int)texCoordIndexs[idx + 2]]);
vertexs.Add(vertex2);
v++;
// normal
Vector3 edge1 = Vector3.Subtract(vertex1.Position, vertex0.Position);
Vector3 edge2 = Vector3.Subtract(vertex2.Position, vertex0.Position);
vertex0.Normal = Vector3.Cross(edge1, edge2);
vertex1.Normal = vertex0.Normal;
vertex2.Normal = vertex0.Normal;
Vertex vertex3 = new Vertex();
vertex3.Color = Color4.Chocolate;
vertex3.Normal = Vector3.Zero;
vertex3.Position = new Vector3(positionsList[(int)coordIndexs[idx + 2]]);
vertex3.TexCoord = new Vector2(texCoordsList[(int)texCoordIndexs[idx + 2]]);
vertexs.Add(vertex3);
v++;
Vertex vertex4 = new Vertex();
vertex4.Color = Color4.Chocolate;
vertex4.Normal = Vector3.Zero;
vertex4.Position = new Vector3(positionsList[(int)coordIndexs[idx + 3]]);
vertex4.TexCoord = new Vector2(texCoordsList[(int)texCoordIndexs[idx + 3]]);
vertexs.Add(vertex4);
v++;
Vertex vertex5 = new Vertex();
vertex5.Color = Color4.Chocolate;
vertex5.Normal = Vector3.Zero;
vertex5.Position = new Vector3(positionsList[(int)coordIndexs[idx]]);
vertex5.TexCoord = new Vector2(texCoordsList[(int)texCoordIndexs[idx]]);
vertexs.Add(vertex5);
v++;
idx += 4;
// normal
Vector3 edge3 = Vector3.Subtract(vertex4.Position, vertex3.Position);
Vector3 edge4 = Vector3.Subtract(vertex5.Position, vertex3.Position);
vertex3.Normal = Vector3.Cross(edge3, edge4);
vertex4.Normal = vertex3.Normal;
vertex5.Normal = vertex3.Normal;
#endregion
break;
case 3:
#region triangle
Vertex vertex6 = new Vertex();
vertex6.Color = Color4.Chocolate;
vertex6.Normal = Vector3.Zero;
vertex6.Position = new Vector3(positionsList[(int)coordIndexs[idx]]);
vertex6.TexCoord = new Vector2(texCoordsList[(int)texCoordIndexs[idx]]);
vertexs.Add(vertex6);
v++;
Vertex vertex7 = new Vertex();
vertex7.Color = Color4.Chocolate;
vertex7.Normal = Vector3.Zero;
vertex7.Position = new Vector3(positionsList[(int)coordIndexs[idx + 1]]);
vertex7.TexCoord = new Vector2(texCoordsList[(int)texCoordIndexs[idx + 1]]);
vertexs.Add(vertex7);
v++;
Vertex vertex8 = new Vertex();
vertex8.Color = Color4.Chocolate;
vertex8.Normal = Vector3.Zero;
vertex8.Position = new Vector3(positionsList[(int)coordIndexs[idx + 2]]);
vertex8.TexCoord = new Vector2(texCoordsList[(int)texCoordIndexs[idx + 2]]);
vertexs.Add(vertex8);
v++;
idx += 3;
// normal
Vector3 edge5 = Vector3.Subtract(vertex7.Position, vertex6.Position);
Vector3 edge6 = Vector3.Subtract(vertex8.Position, vertex6.Position);
vertex6.Normal = Vector3.Cross(edge5, edge6);
vertex7.Normal = vertex6.Normal;
vertex8.Normal = vertex6.Normal;
#endregion
break;
default:
break;
}
vertCount = 0;
continue;
}
if (coordsIndexStr[ic] != String.Empty)
{
coordIndexs.Add(Convert.ToUInt16(coordsIndexStr[ic]));
}
if (texCoordsIndexStr[ic] != String.Empty)
{
texCoordIndexs.Add(Convert.ToUInt16(texCoordsIndexStr[ic]));
}
vertCount++;
}
// bug! there are triangles also
vertexsIndicesData.VertexCount = (coordIndexs.Count / 4) * 6;
vertexsIndicesData.IndicesCount = (coordIndexs.Count / 4) * 6;
var indices = new List <uint>();
for (int i = 0; i < vertexsIndicesData.IndicesCount; i++)
{
indices.Add((uint)i);
}
vertexsIndicesData.Vertexs = vertexs;
vertexsIndicesData.Indices = indices;
var xmlSerializerModel = new XmlSerializer(typeof(VertexsIndicesData));
var textWriter = new StringWriter();
xmlSerializerModel.Serialize(textWriter, vertexsIndicesData);
File.WriteAllText(path + "_out", textWriter.ToString());
//File.WriteAllText(@"Models\test.txt", output);
// smooth shadow
var solvedVertexesPositions = new List <Vector3>();
for (int i = 0; i < vertexsIndicesData.Vertexs.Count; i++)
{
if (solvedVertexesPositions.Contains(
vertexsIndicesData.Vertexs[i].Position))
{
continue;
}
solvedVertexesPositions.
Add(vertexsIndicesData.Vertexs[i].Position);
var normal = new Vector3();
normal = vertexsIndicesData.Vertexs[i].Normal;
var vertexes2Solve = new Stack <Vertex>();
vertexes2Solve.Push(vertexsIndicesData.Vertexs[i]);
for (int j = 0; j < vertexsIndicesData.Vertexs.Count; j++)
{
if (vertexsIndicesData.Vertexs[i].Position ==
vertexsIndicesData.Vertexs[j].Position &&
i != j)
{
normal += vertexsIndicesData.Vertexs[j].Normal;
vertexes2Solve.Push(vertexsIndicesData.Vertexs[j]);
}
}
normal.Normalize();
while (vertexes2Solve.Count > 0)
{
vertexes2Solve.Pop().Normal = normal;
}
}
var xmlSerializerModelSmooth = new XmlSerializer(typeof(VertexsIndicesData));
var textWriter1 = new StringWriter();
xmlSerializerModelSmooth.Serialize(textWriter1, vertexsIndicesData);
File.WriteAllText(path + "_out_smooth", textWriter1.ToString());
}
public void SerializeBufer(string path)
{
VertexsIndicesData vertexsIndicesData = new VertexsIndicesData();
vertexsIndicesData.VertexFormat = Format;
vertexsIndicesData.VertexCount = (vertex_position / Stride) * 4;
vertexsIndicesData.IndicesCount = index_position;
List <Vertex> vertexs = new List <Vertex>();
for (int v = 0; v < vertexsIndicesData.VertexCount * (Stride / 4);)
{
Vertex vertex = new Vertex();
switch (Format)
{
case VertexFormat.XY:
break;
case VertexFormat.XY_COLOR:
break;
case VertexFormat.XY_UV:
break;
case VertexFormat.XY_UV_COLOR:
break;
case VertexFormat.XYZ:
vertex.Position = new Vector3(vertex_data[v++], vertex_data[v++], vertex_data[v++]);
break;
case VertexFormat.XYZ_COLOR:
vertex.Position = new Vector3(vertex_data[v++], vertex_data[v++], vertex_data[v++]);
vertex.Color = new Color4(vertex_data[v++], vertex_data[v++], vertex_data[v++], vertex_data[v++]);
break;
case VertexFormat.XYZ_UV:
vertex.Position = new Vector3(vertex_data[v++], vertex_data[v++], vertex_data[v++]);
vertex.TexCoord = new Vector2(vertex_data[v++], vertex_data[v++]);
break;
case VertexFormat.XYZ_UV_COLOR:
break;
case VertexFormat.XYZ_NORMAL_COLOR:
vertex.Position = new Vector3(vertex_data[v++], vertex_data[v++], vertex_data[v++]);
vertex.Normal = new Vector3(vertex_data[v++], vertex_data[v++], vertex_data[v++]);
vertex.Color = new Color4(vertex_data[v++], vertex_data[v++], vertex_data[v++], vertex_data[v++]);
break;
case VertexFormat.XYZ_NORMAL_UV:
vertex.Position = new Vector3(vertex_data[v++], vertex_data[v++], vertex_data[v++]);
vertex.Normal = new Vector3(vertex_data[v++], vertex_data[v++], vertex_data[v++]);
vertex.TexCoord = new Vector2(vertex_data[v++], vertex_data[v++]);
break;
case VertexFormat.XYZ_NORMAL_UV_COLOR:
vertex.Position = new Vector3(vertex_data[v++], vertex_data[v++], vertex_data[v++]);
vertex.Normal = new Vector3(vertex_data[v++], vertex_data[v++], vertex_data[v++]);
vertex.TexCoord = new Vector2(vertex_data[v++], vertex_data[v++]);
vertex.Color = new Color4(vertex_data[v++], vertex_data[v++], vertex_data[v++], vertex_data[v++]);
break;
default:
break;
}
vertexs.Add(vertex);
}
List <uint> indices = new List <uint>();
for (int i = 0; i < vertexsIndicesData.IndicesCount; i++)
{
indices.Add(index_data[i]);
}
vertexsIndicesData.Vertexs = vertexs;
vertexsIndicesData.Indices = indices;
XmlSerializer xmlSerializer = new XmlSerializer(typeof(VertexsIndicesData));
TextWriter textWriter = new StringWriter();
xmlSerializer.Serialize(textWriter, vertexsIndicesData);
File.WriteAllText(path, textWriter.ToString());
}
