// This method is optional. By sorting the wad textures it may result ahead of time
// we may have better texture space efficency.
public void PreloadReplaceWad(IEnumerable <WadMoveable> newMoveables, IEnumerable <WadStatic> newStatics)
{
Dispose();
try
{
PreloadReplaceTextures(newMoveables, newStatics);
}
catch (TextureAtlasFullException)
{
logger.Error("Unable to preload wad because the texture atlas became too full!");
return;
}
// Create moveable models
Parallel.ForEach(newMoveables, moveable =>
{
var model = AnimatedModel.FromWadMoveable(GraphicsDevice, moveable, AllocateTexture);
lock (Moveables)
Moveables.Add(moveable, model);
});
// Create static meshes
Parallel.ForEach(newStatics, @static =>
{
var model = new StaticModel(GraphicsDevice);
model.Meshes.Add(ObjectMesh.FromWad2(GraphicsDevice, @static.Mesh, AllocateTexture));
model.UpdateBuffers();
lock (Statics)
Statics.Add(@static, model);
});
}
protected static void PutObjectVertexAndIndex(Vector3 v, ObjectMesh mesh, Submesh submesh, Vector2 uv, int submeshIndex,
short color, Vector2 positionInAtlas)
{
var newVertex = new ObjectVertex();
newVertex.Position = new Vector3(v.X, v.Y, v.Z);
newVertex.UV = new Vector2((positionInAtlas.X + uv.X) / WadRenderer.TextureAtlasSize,
(positionInAtlas.Y + uv.Y) / WadRenderer.TextureAtlasSize);
var shade = 1.0f - color / 8191.0f;
newVertex.Shade = new Vector2(shade, 0.0f);
mesh.Vertices.Add(newVertex);
submesh.Indices.Add((ushort)(mesh.Vertices.Count - 1));
}
public StaticModel GetStatic(WadStatic @static, bool maybeRebuildAll = true)
{
// Check if the data is already loaded
// If yes attempt to use that one
StaticModel model;
if (Statics.TryGetValue(@static, out model))
{
if (model.Version >= @static.Version)
{
return(model);
}
ReclaimTextureSpace(model);
model.Dispose();
Statics.Remove(@static);
}
// The data is either new or has changed, unfortunately we need to reload it
try
{
model = new StaticModel(GraphicsDevice);
model.Meshes.Add(ObjectMesh.FromWad2(GraphicsDevice, @static.Mesh, AllocateTexture));
model.UpdateBuffers();
}
catch (TextureAtlasFullException exc)
{
logger.Info(exc.Message);
if (maybeRebuildAll)
{
logger.Info("Starting to rebuild the entire atlas.");
Dispose();
return(GetStatic(@static, false));
}
}
Statics.Add(@static, model);
return(model);
}
public static ObjectMesh FromWad2(GraphicsDevice device, WadMesh msh, Func <WadTexture, VectorInt2> allocateTexture)
{
Console.WriteLine(msh.Name);
// Initialize the mesh
var mesh = new ObjectMesh(device, msh.Name);
// Prepare materials
var materialOpaque = new Material(Material.Material_Opaque + "_0_0_0_0", null, false, false, 0);
var materialOpaqueDoubleSided = new Material(Material.Material_OpaqueDoubleSided + "_0_0_1_0", null, false, true, 0);
var materialAdditiveBlending = new Material(Material.Material_AdditiveBlending + "_0_1_0_0", null, true, false, 0);
var materialAdditiveBlendingDoubleSided = new Material(Material.Material_AdditiveBlendingDoubleSided + "_0_1_1_0", null, true, true, 0);
mesh.Materials = new List <Material>();
mesh.Materials.Add(materialOpaque);
mesh.Materials.Add(materialOpaqueDoubleSided);
mesh.Materials.Add(materialAdditiveBlending);
mesh.Materials.Add(materialAdditiveBlendingDoubleSided);
mesh.Submeshes.Add(materialOpaque, new Submesh(materialOpaque));
mesh.Submeshes.Add(materialOpaqueDoubleSided, new Submesh(materialOpaqueDoubleSided));
mesh.Submeshes.Add(materialAdditiveBlending, new Submesh(materialAdditiveBlending));
mesh.Submeshes.Add(materialAdditiveBlendingDoubleSided, new Submesh(materialAdditiveBlendingDoubleSided));
mesh.BoundingBox = msh.BoundingBox;
mesh.BoundingSphere = msh.BoundingSphere;
// For some reason, wad meshes sometimes may have position count desynced from color count, so we check that too.
var hasShades = msh.VerticesShades.Count != 0 && msh.VerticesPositions.Count == msh.VerticesShades.Count;
for (int j = 0; j < msh.Polys.Count; j++)
{
WadPolygon poly = msh.Polys[j];
Vector2 positionInPackedTexture = allocateTexture((WadTexture)poly.Texture.Texture);
// Get the right submesh
var submesh = mesh.Submeshes[materialOpaque];
if (poly.Texture.BlendMode == BlendMode.Additive)
{
if (poly.Texture.DoubleSided)
{
submesh = mesh.Submeshes[materialAdditiveBlendingDoubleSided];
}
else
{
submesh = mesh.Submeshes[materialAdditiveBlending];
}
}
else
{
if (poly.Texture.DoubleSided)
{
submesh = mesh.Submeshes[materialOpaqueDoubleSided];
}
}
// Do half-pixel correction on texture to prevent bleeding
var coords = poly.Texture.TexCoords;
var shape = (int)TextureExtensions.GetTextureShapeType(poly.Texture.TexCoords, poly.Shape == WadPolygonShape.Triangle);
for (int i = 0; i < (poly.Shape == WadPolygonShape.Triangle /*poly.Texture.TextureIsTriangle*/ ? 3 : 4); i++)
{
if (poly.Shape == WadPolygonShape.Triangle /*poly.Texture.TextureIsTriangle*/)
{
coords[i] += TextureExtensions.CompensationTris[shape, i];
}
else
{
coords[i] += TextureExtensions.CompensationQuads[shape, i];
}
}
if (poly.Shape == WadPolygonShape.Triangle)
{
int v1 = poly.Index0;
int v2 = poly.Index1;
int v3 = poly.Index2;
PutObjectVertexAndIndex(msh.VerticesPositions[v1], msh.VerticesNormals[v1], mesh, submesh,
coords[0], 0, (short)(hasShades ? msh.VerticesShades[v1] : 0),
positionInPackedTexture);
PutObjectVertexAndIndex(msh.VerticesPositions[v2], msh.VerticesNormals[v2], mesh, submesh,
coords[1], 0, (short)(hasShades ? msh.VerticesShades[v2] : 0),
positionInPackedTexture);
PutObjectVertexAndIndex(msh.VerticesPositions[v3], msh.VerticesNormals[v3], mesh, submesh,
coords[2], 0, (short)(hasShades ? msh.VerticesShades[v3] : 0),
positionInPackedTexture);
}
else
{
int v1 = poly.Index0;
int v2 = poly.Index1;
int v3 = poly.Index2;
int v4 = poly.Index3;
PutObjectVertexAndIndex(msh.VerticesPositions[v1], msh.VerticesNormals[v1], mesh, submesh,
coords[0], 0, (short)(hasShades ? msh.VerticesShades[v1] : 0),
positionInPackedTexture);
PutObjectVertexAndIndex(msh.VerticesPositions[v2], msh.VerticesNormals[v2], mesh, submesh,
coords[1], 0, (short)(hasShades ? msh.VerticesShades[v2] : 0),
positionInPackedTexture);
PutObjectVertexAndIndex(msh.VerticesPositions[v4], msh.VerticesNormals[v4], mesh, submesh,
coords[3], 0, (short)(hasShades ? msh.VerticesShades[v4] : 0),
positionInPackedTexture);
PutObjectVertexAndIndex(msh.VerticesPositions[v4], msh.VerticesNormals[v4], mesh, submesh,
coords[3], 0, (short)(hasShades ? msh.VerticesShades[v4] : 0),
positionInPackedTexture);
PutObjectVertexAndIndex(msh.VerticesPositions[v2], msh.VerticesNormals[v2], mesh, submesh,
coords[1], 0, (short)(hasShades ? msh.VerticesShades[v2] : 0),
positionInPackedTexture);
PutObjectVertexAndIndex(msh.VerticesPositions[v3], msh.VerticesNormals[v3], mesh, submesh,
coords[2], 0, (short)(hasShades ? msh.VerticesShades[v3] : 0),
positionInPackedTexture);
}
}
mesh.UpdateBuffers();
return(mesh);
}
