public override void InitializeGraphics()
{
if (mat == null)
{
Glorg2.Resource.MaterialImporter imp = new Glorg2.Resource.MaterialImporter();
using (var stream = System.IO.File.OpenRead(".\\shaders\\Default.mxl"))
{
mat = imp.Import <StdMaterial>(stream, "Default", null);
}
}
CylinderBuilder builder = new CylinderBuilder()
{
Height = 1,
Radius = 1,
Sides = 32
};
model = builder.Build();
}
public void Parse(string path)
{
var rootDirectory = Path.GetDirectoryName(path);
var rootGameObject = new GameObject(Path.GetFileName(path));
var lines = File.ReadAllLines(path);
rootGameObject.transform.SetParent(transform, false);
var currentMesh = (Mesh)null;
var vertexList = new List <Vector3>();
var uvList = new List <Vector2>();
var indexList = new List <int>();
var matrixStack = new Stack <Transform>();
var texture = (Texture2D)null;
var gameObject = (GameObject)null;
var meshRenderer = (MeshRenderer)null;
var meshFilter = (MeshFilter)null;
var currentColor = Color.white;
var isSplittedNormals = false;
var renderingOrderIndex = 0;
foreach (var line in lines)
{
var statement = new BveCsvStatement(line);
if (statement.Command == BveCsvStatement.CommandType.nop)
{
continue;
}
switch (statement.Command)
{
case BveCsvStatement.CommandType.createmeshbuilder:
{
gameObject = new GameObject("MeshBuilder");
gameObject.transform.SetParent(rootGameObject.transform, false);
meshRenderer = gameObject.AddComponent <MeshRenderer>();
meshFilter = gameObject.AddComponent <MeshFilter>();
currentMesh = new Mesh();
vertexList = new List <Vector3>();
uvList = new List <Vector2>();
indexList = new List <int>();
texture = (Texture2D)null;
isSplittedNormals = false;
currentColor = Color.white;
meshFilter.mesh = currentMesh;
meshRenderer.material = Instantiate(Resources.Load(@"Materials/Standard") as Material);
}
break;
case BveCsvStatement.CommandType.cube:
{
currentMesh = CubeBuilder.Build(statement.ArgumentCube.R1 * 2.0f, statement.ArgumentCube.R2 * 2.0f, statement.ArgumentCube.R3 * 2.0f);
meshFilter.mesh = currentMesh;
}
break;
case BveCsvStatement.CommandType.cylinder:
{
if (statement.ArgumentCylinder.R1 == 0.0f)
{
currentMesh = ConeBuilder.Build(statement.ArgumentCylinder.N, statement.ArgumentCylinder.R2, statement.ArgumentCylinder.H);
}
else if (statement.ArgumentCylinder.R2 == 0.0f)
{
currentMesh = ConeBuilder.Build(statement.ArgumentCylinder.N, statement.ArgumentCylinder.R1, statement.ArgumentCylinder.H * -1.0f);
}
else
{
var r1 = statement.ArgumentCylinder.R1;
var r2 = statement.ArgumentCylinder.R2;
var isClosed = true;
if (r1 < 0.0f || r2 < 0.0f)
{
if (r1 < 0.0f)
{
r1 = r2;
}
else
{
r2 = r1;
}
isClosed = false;
}
currentMesh = CylinderBuilder.Build(r1, statement.ArgumentCylinder.H, statement.ArgumentCylinder.N, isClosed);
meshFilter.mesh = currentMesh;
}
}
break;
case BveCsvStatement.CommandType.addvertex:
{
vertexList.Add(statement.ArgumentVector3);
uvList.Add(Vector2.zero);
currentMesh.SetVertices(vertexList);
}
break;
case BveCsvStatement.CommandType.addface:
case BveCsvStatement.CommandType.addface2:
{
var indices = statement.ArgumentIndices;
if (statement.Command == BveCsvStatement.CommandType.addface2)
{
var reversedIndices = indices.Clone() as int[];
Array.Reverse(reversedIndices);
var exntendedArray = new int[indices.Length * 2];
Array.Copy(indices, exntendedArray, indices.Length);
Array.Copy(reversedIndices, 0, exntendedArray, reversedIndices.Length, reversedIndices.Length);
indices = exntendedArray;
}
var triangulatedIndices = new List <int>();
var v0 = indices[0];
var v1 = indices[1];
var v2 = indices[2];
triangulatedIndices.Add(v0);
triangulatedIndices.Add(v1);
triangulatedIndices.Add(v2);
for (var i = 3; i < indices.Length; ++i)
{
triangulatedIndices.Add(v0);
triangulatedIndices.Add(v2);
triangulatedIndices.Add(indices[i]);
v2 = indices[i];
}
indexList.AddRange(triangulatedIndices);
currentMesh.SetIndices(indexList.ToArray(), MeshTopology.Triangles, 0);
}
break;
case BveCsvStatement.CommandType.generatenormals:
{
var splittedVetexList = new List <Vector3>();
var splittedIndexList = new List <int>();
var SplittedUvList = new List <Vector2>();
foreach (var index in indexList)
{
splittedVetexList.Add(vertexList[index]);
SplittedUvList.Add(Vector2.zero);
}
for (var i = 0; i < indexList.Count; ++i)
{
splittedIndexList.Add(i);
}
currentMesh.SetVertices(splittedVetexList);
currentMesh.SetIndices(splittedIndexList.ToArray(), MeshTopology.Triangles, 0);
uvList = SplittedUvList;
currentMesh.RecalculateNormals();
isSplittedNormals = true;
}
break;
case BveCsvStatement.CommandType.setcolor:
{
currentColor = new Color(statement.ArgumentColor4[0] / 255.0f, statement.ArgumentColor4[1] / 255.0f, statement.ArgumentColor4[2] / 255.0f, statement.ArgumentColor4[3] / 255.0f);
meshRenderer.material.color = currentColor;
}
break;
case BveCsvStatement.CommandType.translate:
{
gameObject.transform.localPosition = statement.ArgumentVector3; //.Translate(statement.ArgumentVector3, Space.Self);
}
break;
case BveCsvStatement.CommandType.rotate:
{
//gameObject.transform.Rotate(statement.ArgumentRotation.Axis, statement.ArgumentRotation.Theta, Space.Self);
gameObject.transform.localRotation = Quaternion.AngleAxis(statement.ArgumentRotation.Theta, statement.ArgumentRotation.Axis);
}
break;
case BveCsvStatement.CommandType.loadtexture:
{
var fullPath = Path.Combine(rootDirectory, statement.ArgumentString);
var fileBytes = File.ReadAllBytes(fullPath);
var imageBytes = (byte[])null;
var width = 0;
var height = 0;
var isAlphaTransparency = false;
switch (Path.GetExtension(fullPath).ToLower())
{
case ".bmp":
case ".png":
case ".jpg":
case ".jpeg":
using (var memoryStream = new MemoryStream(fileBytes))
{
var result = StbImageSharp.ImageResult.FromMemory(fileBytes, StbImageSharp.ColorComponents.RedGreenBlueAlpha);
width = result.Width;
height = result.Height;
imageBytes = result.Data;
}
break;
default:
break;
}
if (imageBytes == null)
{
continue;
}
if (width == 0)
{
texture = new Texture2D(4, 4);
texture.LoadImage(imageBytes);
}
else
{
texture = new Texture2D(width, height);
var colorList = new List <Color32>();
for (var i = 0; i < imageBytes.Length; i += 4)
{
var color = new Color32(imageBytes[i + 0], imageBytes[i + 1], imageBytes[i + 2], imageBytes[i + 3]);
if (color.a < 255)
{
isAlphaTransparency = true;
}
colorList.Add(color);
}
texture.SetPixels32(colorList.ToArray());
texture.Apply();
}
texture.filterMode = FilterMode.Bilinear;
if (isAlphaTransparency)
{
meshRenderer.material = Instantiate(Resources.Load(@"Materials/Transparent") as Material);
meshRenderer.material.mainTexture = texture;
meshRenderer.material.color = currentColor;
meshRenderer.material.renderQueue += renderingOrderIndex;
++renderingOrderIndex;
}
else
{
meshRenderer.material.mainTexture = texture;
}
}
break;
case BveCsvStatement.CommandType.settexturecoordinates:
{
var vertexIndex = statement.ArgumentTextureCoordination.VertexIndex;
var coord = statement.ArgumentTextureCoordination.TextureCoordination;
if (isSplittedNormals)
{
for (var i = 0; i < indexList.Count; ++i)
{
if (indexList[i] == vertexIndex)
{
uvList[i] = coord;
}
}
}
else
{
uvList[vertexIndex] = coord;
}
currentMesh.SetUVs(0, uvList);
}
break;
case BveCsvStatement.CommandType.setdecaltransparentcolor:
{
var pixels = texture.GetPixels32();
for (var i = 0; i < pixels.Length; ++i)
{
var pixel = pixels[i];
if ((statement.ArgumentColor4[0] == pixel.r) && (statement.ArgumentColor4[1] == pixel.g) && (statement.ArgumentColor4[2] == pixel.b))
{
pixel.a = 0;
pixels[i] = pixel;
}
}
texture.SetPixels32(pixels);
texture.Apply();
meshRenderer.material = Instantiate(Resources.Load(@"Materials/Transparent") as Material);
meshRenderer.material.mainTexture = texture;
meshRenderer.material.color = currentColor;
meshRenderer.material.renderQueue += renderingOrderIndex;
++renderingOrderIndex;
}
break;
}
}
}