public void ModifyMeshBuffer(Color4 coldata, float shinyval, int j, Mesh mesh, Primitive.TextureEntryFace teface, bool alpha)
{
MeshBuffer mb = mesh.GetMeshBuffer(j);
// If it's an alpha texture, ensure Irrlicht knows or you get artifacts.
if (alpha)
{
mb.Material.MaterialType = MaterialType.TransparentAlphaChannel;
}
// Create texture transform based on the UV transforms specified in the texture entry
IrrlichtNETCP.Matrix4 mat = mb.Material.Layer1.TextureMatrix;
mat = IrrlichtNETCP.Matrix4.buildTextureTransform(teface.Rotation, new Vector2D(-0.5f, -0.5f * teface.RepeatV), new Vector2D(0.5f + teface.OffsetU, -(0.5f + teface.OffsetV)), new Vector2D(teface.RepeatU, teface.RepeatV));
mb.Material.Layer1.TextureMatrix = mat;
mb.Material.ZWriteEnable = true;
mb.Material.BackfaceCulling = (this.texDownloadStyle == TextureDownloadStyle.TEX_DOWNLOAD_ASSETSERVER);
if (coldata.A != 1)
{
coldata.R *= coldata.A;
coldata.B *= coldata.A;
coldata.G *= coldata.A;
}
if (coldata.R != 1 || coldata.G != 1 || coldata.B != 1)
mb.SetColor(new Color(
Util.Clamp<int>((int)(coldata.A * 255), 0, 255),
Util.Clamp<int>((int)(coldata.R * 255), 0, 255),
Util.Clamp<int>((int)(coldata.G * 255), 0, 255),
Util.Clamp<int>((int)(coldata.B * 255), 0, 255)
));
// If it's partially translucent inform Irrlicht
if (coldata.A != 1)
{
mb.Material.MaterialType = MaterialType.TransparentVertexAlpha;
mb.Material.Lighting = false;
}
else
{
mb.Material.Lighting = false;
//mb.Material.Lighting = !teface.Fullbright;
if (shinyval > 0)
{
if (newMaterialType1 != -1)
{
mb.Material.MaterialType = (MaterialType)newMaterialType1;
mb.Material.Lighting = false;
}
}
}
}
private static Mesh FacesToIrrMesh(List<ViewerFace> viewerFaces, int numPrimFaces)
{
Color color = new Color(255, 255, 255, 255);
Mesh mesh;
try
{
mesh = new Mesh();
}
catch (IndexOutOfRangeException)
{
return null;
}
int numViewerFaces = viewerFaces.Count;
MeshBuffer[] mb = new MeshBuffer[numPrimFaces];
for (int i = 0; i < mb.Length; i++)
mb[i] = new MeshBuffer(VertexType.Standard);
try
{
uint[] index = new uint[mb.Length];
for (int i = 0; i < index.Length; i++)
index[i] = 0;
for (uint i = 0; i < numViewerFaces; i++)
{
ViewerFace vf = viewerFaces[(int)i];
try
{
mb[vf.primFaceNumber].SetVertex(index[vf.primFaceNumber], new Vertex3D(convVect3d(vf.v1), convNormal(vf.n1), color, convVect2d(vf.uv1)));
mb[vf.primFaceNumber].SetVertex(index[vf.primFaceNumber] + 1, new Vertex3D(convVect3d(vf.v2), convNormal(vf.n2), color, convVect2d(vf.uv2)));
mb[vf.primFaceNumber].SetVertex(index[vf.primFaceNumber] + 2, new Vertex3D(convVect3d(vf.v3), convNormal(vf.n3), color, convVect2d(vf.uv3)));
}
catch (OutOfMemoryException)
{
return null;
}
catch (IndexOutOfRangeException)
{
return null;
}
mb[vf.primFaceNumber].SetIndex(index[vf.primFaceNumber], (ushort)index[vf.primFaceNumber]);
mb[vf.primFaceNumber].SetIndex(index[vf.primFaceNumber] + 1, (ushort)(index[vf.primFaceNumber] + 2));
mb[vf.primFaceNumber].SetIndex(index[vf.primFaceNumber] + 2, (ushort)(index[vf.primFaceNumber] + 1));
index[vf.primFaceNumber] += 3;
}
for (int i = 0; i < mb.Length; i++)
{
mesh.AddMeshBuffer(mb[i]);
}
Box3D box = new Box3D(0, 0, 0, 0, 0, 0);
for (int i = 0; i < mesh.MeshBufferCount; i++)
{
mesh.GetMeshBuffer(i).RecalculateBoundingBox();
box.AddInternalBox(mesh.GetMeshBuffer(i).BoundingBox);
}
mesh.BoundingBox = box;
// don't dispose here
//mb.Dispose();
}
catch (AccessViolationException)
{
VUtil.LogConsole("[ACCESSVIOLATION]", "PrimMesherG::FacesToIrrMesh");
mesh = null;
}
return mesh;
}
