//public SourceTexture texture;
public FaceMesh()
{
relativePosition = Vector3.zero;
relativeRotation = Vector3.zero;
meshData = new MeshHelpers.MeshData();
textureFlag = texflags.SURF_NODRAW;
}
private void ReadFaceMeshes(MDLParser mdl, VVDParser vvd, VTXParser vtx, BSPParser bspParser, VPKParser vpkParser)
{
int textureIndex = 0;
if (mdl.bodyParts.Length == vtx.bodyParts.Length)
{
for (int bodyPartIndex = 0; bodyPartIndex < mdl.bodyParts.Length; bodyPartIndex++)
{
for (int modelIndex = 0; modelIndex < mdl.bodyParts[bodyPartIndex].models.Length; modelIndex++)
{
//int currentPosition = 0;
for (int meshIndex = 0; meshIndex < mdl.bodyParts[bodyPartIndex].models[modelIndex].theMeshes.Length; meshIndex++)
{
int rootLodIndex = mdl.header1.rootLod;
//int rootLodIndex = 0;
//int rootLodCount = 1;
//if (mdl.header1.numAllowedRootLods == 0)
// rootLodCount = vtx.header.numLODs;
FaceMesh currentFace = new FaceMesh();
int verticesStartIndex = mdl.bodyParts[bodyPartIndex].models[modelIndex].theMeshes[meshIndex].vertexIndexStart;
int vertexCount = 0;
//int vertexCount = mdl.bodyParts[bodyPartIndex].models[modelIndex].theMeshes[meshIndex].vertexCount;
//int vertexCount = mdl.bodyParts[bodyPartIndex].models[modelIndex].theMeshes[meshIndex].vertexData.lodVertexCount[rootLodIndex];
//int vertexCount = 0;
//for (int i = 0; i <= rootLodIndex; i++)
// vertexCount += mdl.bodyParts[bodyPartIndex].models[modelIndex].theMeshes[meshIndex].vertexData.lodVertexCount[i];
int trianglesCount = 0;
for (int stripGroupIndex = 0; stripGroupIndex < vtx.bodyParts[bodyPartIndex].theVtxModels[modelIndex].theVtxModelLods[rootLodIndex].theVtxMeshes[meshIndex].stripGroupCount; stripGroupIndex++)
{
var currentStripGroup = vtx.bodyParts[bodyPartIndex].theVtxModels[modelIndex].theVtxModelLods[rootLodIndex].theVtxMeshes[meshIndex].theVtxStripGroups[stripGroupIndex];
for (int stripIndex = 0; stripIndex < currentStripGroup.theVtxStrips.Length; stripIndex++)
{
var currentStrip = currentStripGroup.theVtxStrips[stripIndex];
if (((StripHeaderFlags_t)currentStrip.flags & StripHeaderFlags_t.STRIP_IS_TRILIST) > 0)
{
trianglesCount += currentStrip.indexCount;
}
}
}
//List<int> triangles = new List<int>();
int[] triangles = new int[trianglesCount];
int trianglesIndex = 0;
//for (int countUpLodIndex = 0; countUpLodIndex <= rootLodIndex; countUpLodIndex++)
//{
for (int stripGroupIndex = 0; stripGroupIndex < vtx.bodyParts[bodyPartIndex].theVtxModels[modelIndex].theVtxModelLods[rootLodIndex].theVtxMeshes[meshIndex].stripGroupCount; stripGroupIndex++)
{
//var currentStripGroup = vtx.bodyParts[bodyPartIndex].theVtxModels[modelIndex].theVtxModelLods[rootLodIndex].theVtxMeshes[meshIndex].theVtxStripGroups[0];
var currentStripGroup = vtx.bodyParts[bodyPartIndex].theVtxModels[modelIndex].theVtxModelLods[rootLodIndex].theVtxMeshes[meshIndex].theVtxStripGroups[stripGroupIndex];
//int trianglesCount = currentStripGroup.theVtxIndices.Length;
//int[] triangles = new int[trianglesCount];
for (int stripIndex = 0; stripIndex < currentStripGroup.theVtxStrips.Length; stripIndex++)
{
var currentStrip = currentStripGroup.theVtxStrips[stripIndex];
if (((StripHeaderFlags_t)currentStrip.flags & StripHeaderFlags_t.STRIP_IS_TRILIST) > 0)
{
for (int indexIndex = 0; indexIndex < currentStrip.indexCount; indexIndex += 3)
{
int vertexIndexA = verticesStartIndex + currentStripGroup.theVtxVertices[currentStripGroup.theVtxIndices[indexIndex + currentStrip.indexMeshIndex]].originalMeshVertexIndex;
int vertexIndexB = verticesStartIndex + currentStripGroup.theVtxVertices[currentStripGroup.theVtxIndices[indexIndex + currentStrip.indexMeshIndex + 2]].originalMeshVertexIndex;
int vertexIndexC = verticesStartIndex + currentStripGroup.theVtxVertices[currentStripGroup.theVtxIndices[indexIndex + currentStrip.indexMeshIndex + 1]].originalMeshVertexIndex;
vertexCount = Mathf.Max(vertexCount, vertexIndexA, vertexIndexB, vertexIndexC);
//if (vertexIndexA < vertices.Length && vertexIndexB < vertices.Length && vertexIndexC < vertices.Length)
//{
triangles[trianglesIndex++] = vertexIndexA;
triangles[trianglesIndex++] = vertexIndexB;
triangles[trianglesIndex++] = vertexIndexC;
//triangles.Add(vertexIndexA);
//triangles.Add(vertexIndexB);
//triangles.Add(vertexIndexC);
//}
}
}
}
}
//}
vertexCount += 1;
//vertexCount = vvd.vertices.Length;
//vertexCount = vvd.header.numLODVertices[rootLodIndex];
Vector3[] vertices = new Vector3[vertexCount];
Vector3[] normals = new Vector3[vertexCount];
Vector2[] uv = new Vector2[vertexCount];
for (int verticesIndex = 0; verticesIndex < vertices.Length; verticesIndex++)
{
vertices[verticesIndex] = vvd.vertices[verticesIndex].m_vecPosition;
normals[verticesIndex] = vvd.vertices[verticesIndex].m_vecNormal;
uv[verticesIndex] = vvd.vertices[verticesIndex].m_vecTexCoord;
}
Debug.Assert(triangles.Length % 3 == 0, "SourceModel: Triangles not a multiple of three for " + modelPath);
if (mdl.header1.includemodel_count > 0)
{
Debug.LogWarning("SourceModel: Include model count greater than zero (" + mdl.header1.includemodel_count + ", " + mdl.header1.includemodel_index + ") for " + modelPath);
}
if (vvd.header.numFixups > 0)
{
Debug.LogWarning("SourceModel: " + vvd.header.numFixups + " fixups found for " + modelPath);
}
MeshHelpers.MeshData meshData;
//var outcome = MeshHelpers.GenerateConvexHull(vertices, out meshData, 0.2);
//if (outcome != MIConvexHull.ConvexHullCreationResultOutcome.Success)
// Debug.LogError("SourceModel: Convex hull error " + outcome + " for " + modelPath);
if (decimationPercent > 0)
{
meshData = MeshHelpers.DecimateByTriangleCount(vertices, triangles, normals, 1 - decimationPercent);
meshData.uv = new Vector2[meshData.vertices.Length];
System.Array.Copy(uv, meshData.uv, meshData.vertices.Length);
}
else
{
meshData = new MeshHelpers.MeshData();
meshData.vertices = vertices;
meshData.triangles = triangles;
meshData.normals = normals;
meshData.uv = uv;
}
currentFace.meshData = meshData;
string textureName = "";
string texturePath = mdl.texturePaths[0].Replace("\\", "/").ToLower();
if (textureIndex < mdl.textures.Length)
{
textureName = mdl.textures[textureIndex].name.Replace("\\", "/").ToLower();
}
//textureName = mdl.textures[textureIndex].name.Replace("\\", "/").ToLower();
if (textureName.IndexOf(texturePath) > -1)
{
texturePath = "";
}
string textureLocation = texturePath + textureName;
//if (modelTextures != null && textureIndex < modelTextures.Length) //Should not have this line
// textureLocation = modelTextures[textureIndex]?.location;
currentFace.faceName = textureLocation;
currentFace.material = VMTData.GrabVMT(bspParser, vpkParser, textureLocation);
//if (!excludeTextures)
// currentFace.texture = SourceTexture.GrabTexture(bspParser, vpkParser, textureLocation);
faces.Add(currentFace);
textureIndex++;
}
}
}
}
else
{
Debug.LogError("SourceModel: MDL and VTX body part count doesn't match (" + modelPath + ")");
}
}
public MeshHelpers.MeshData MakeFace(BSPParser bspParser, dface_t face)
{
#region Get all vertices of face
List <Vector3> surfaceVertices = new List <Vector3>();
List <Vector3> originalVertices = new List <Vector3>();
List <Vector3> normals = new List <Vector3>();
for (int i = 0; i < face.numedges; i++)
{
ushort[] currentEdge = bspParser.edges[Mathf.Abs(bspParser.surfedges[face.firstedge + i])].v;
Vector3 point1 = bspParser.vertices[currentEdge[0]], point2 = bspParser.vertices[currentEdge[1]];
Vector3 planeNormal = bspParser.planes[face.planenum].normal;
point1 = new Vector3(point1.x, point1.y, point1.z);
point2 = new Vector3(point2.x, point2.y, point2.z);
if (bspParser.surfedges[face.firstedge + i] >= 0)
{
if (surfaceVertices.IndexOf(point1) < 0)
{
surfaceVertices.Add(point1);
normals.Add(planeNormal);
}
originalVertices.Add(point1);
if (surfaceVertices.IndexOf(point2) < 0)
{
surfaceVertices.Add(point2);
normals.Add(planeNormal);
}
originalVertices.Add(point2);
}
else
{
if (surfaceVertices.IndexOf(point2) < 0)
{
surfaceVertices.Add(point2);
normals.Add(planeNormal);
}
originalVertices.Add(point2);
if (surfaceVertices.IndexOf(point1) < 0)
{
surfaceVertices.Add(point1);
normals.Add(planeNormal);
}
originalVertices.Add(point1);
}
}
#endregion
#region Apply Displacement
if (face.dispinfo > -1)
{
ddispinfo_t disp = bspParser.dispInfo[face.dispinfo];
int power = Mathf.RoundToInt(Mathf.Pow(2, disp.power));
List <Vector3> dispVertices = new List <Vector3>();
Vector3 startingPosition = surfaceVertices[0];
Vector3 topCorner = surfaceVertices[1], topRightCorner = surfaceVertices[2], rightCorner = surfaceVertices[3];
#region Setting Orientation
Vector3 dispStartingVertex = disp.startPosition;
if (Vector3.Distance(dispStartingVertex, topCorner) < 0.01f)
{
Vector3 tempCorner = startingPosition;
startingPosition = topCorner;
topCorner = topRightCorner;
topRightCorner = rightCorner;
rightCorner = tempCorner;
}
else if (Vector3.Distance(dispStartingVertex, rightCorner) < 0.01f)
{
Vector3 tempCorner = startingPosition;
startingPosition = rightCorner;
rightCorner = topRightCorner;
topRightCorner = topCorner;
topCorner = tempCorner;
}
else if (Vector3.Distance(dispStartingVertex, topRightCorner) < 0.01f)
{
Vector3 tempCorner = startingPosition;
startingPosition = topRightCorner;
topRightCorner = tempCorner;
tempCorner = rightCorner;
rightCorner = topCorner;
topCorner = tempCorner;
}
#endregion
int orderNum = 0;
#region Method 13 (The one and only two)
Vector3 leftSide = (topCorner - startingPosition), rightSide = (topRightCorner - rightCorner);
float leftSideLineSegmentationDistance = leftSide.magnitude / power, rightSideLineSegmentationDistance = rightSide.magnitude / power;
for (int line = 0; line < (power + 1); line++)
{
for (int point = 0; point < (power + 1); point++)
{
Vector3 leftPoint = (leftSide.normalized * line * leftSideLineSegmentationDistance) + startingPosition;
Vector3 rightPoint = (rightSide.normalized * line * rightSideLineSegmentationDistance) + rightCorner;
Vector3 currentLine = rightPoint - leftPoint;
Vector3 pointDirection = currentLine.normalized;
float pointSideSegmentationDistance = currentLine.magnitude / power;
Vector3 pointA = leftPoint + (pointDirection * pointSideSegmentationDistance * point);
Vector3 dispDirectionA = bspParser.dispVerts[disp.DispVertStart + orderNum].vec;
dispVertices.Add(pointA + (dispDirectionA * bspParser.dispVerts[disp.DispVertStart + orderNum].dist));
orderNum++;
}
}
#endregion
surfaceVertices = dispVertices;
}
#endregion
#region Triangulate
List <int> triangleIndices = new List <int>();
if (face.dispinfo > -1)
{
ddispinfo_t disp = bspParser.dispInfo[face.dispinfo];
int power = Mathf.RoundToInt(Mathf.Pow(2, disp.power));
#region Method 12 Triangulation
for (int row = 0; row < power; row++)
{
for (int col = 0; col < power; col++)
{
int currentLine = row * (power + 1);
int nextLineStart = (row + 1) * (power + 1);
triangleIndices.Add(currentLine + col);
triangleIndices.Add(currentLine + col + 1);
triangleIndices.Add(nextLineStart + col);
triangleIndices.Add(currentLine + col + 1);
triangleIndices.Add(nextLineStart + col + 1);
triangleIndices.Add(nextLineStart + col);
}
}
#endregion
}
else
{
for (int i = 0; i < (originalVertices.Count / 2) - 0; i++)
{
int firstOrigIndex = i * 2, secondOrigIndex = (i * 2) + 1, thirdOrigIndex = 0;
int firstIndex = surfaceVertices.IndexOf(originalVertices[firstOrigIndex]);
int secondIndex = surfaceVertices.IndexOf(originalVertices[secondOrigIndex]);
int thirdIndex = surfaceVertices.IndexOf(originalVertices[thirdOrigIndex]);
triangleIndices.Add(thirdIndex);
triangleIndices.Add(secondIndex);
triangleIndices.Add(firstIndex);
}
}
#endregion
#region Map UV Points
Vector3 s = Vector3.zero, t = Vector3.zero;
float xOffset = 0, yOffset = 0;
try
{
s = new Vector3(bspParser.texInfo[face.texinfo].textureVecs[0][0], bspParser.texInfo[face.texinfo].textureVecs[0][1], bspParser.texInfo[face.texinfo].textureVecs[0][2]);
t = new Vector3(bspParser.texInfo[face.texinfo].textureVecs[1][0], bspParser.texInfo[face.texinfo].textureVecs[1][1], bspParser.texInfo[face.texinfo].textureVecs[1][2]);
xOffset = bspParser.texInfo[face.texinfo].textureVecs[0][3];
yOffset = bspParser.texInfo[face.texinfo].textureVecs[1][3];
}
catch (Exception e)
{
Debug.LogError(e);
}
Vector2[] uvPoints = new Vector2[surfaceVertices.Count];
int textureWidth = 0, textureHeight = 0;
try
{
textureWidth = bspParser.texData[bspParser.texInfo[face.texinfo].texdata].width;
textureHeight = bspParser.texData[bspParser.texInfo[face.texinfo].texdata].height;
}
catch (Exception e)
{
Debug.LogError(e);
}
for (int i = 0; i < uvPoints.Length; i++)
{
uvPoints[i] = new Vector2((Vector3.Dot(surfaceVertices[i], s) + xOffset) / textureWidth, (textureHeight - (Vector3.Dot(surfaceVertices[i], t) + yOffset)) / textureHeight);
}
#endregion
#region Organize Mesh Data
MeshHelpers.MeshData meshData = new MeshHelpers.MeshData();
meshData.vertices = surfaceVertices.ToArray();
meshData.triangles = triangleIndices.ToArray();
meshData.normals = normals.ToArray();
meshData.uv = uvPoints;
#endregion
#region Clear References
surfaceVertices.Clear();
surfaceVertices = null;
originalVertices.Clear();
originalVertices = null;
normals.Clear();
normals = null;
triangleIndices.Clear();
triangleIndices = null;
uvPoints = null;
#endregion
return(meshData);
}
