private tr_mesh CreateDummyWadMesh(WadMesh oldMesh, bool isStatic, int objectId,
bool isWaterfall = false, bool isOptics = false,
WadMeshLightingType lightType = WadMeshLightingType.PrecalculatedGrayShades)
{
int currentMeshSize = 0;
var newMesh = new tr_mesh
{
Center = new tr_vertex
{
X = (short)oldMesh.BoundingSphere.Center.X,
Y = (short)-oldMesh.BoundingSphere.Center.Y,
Z = (short)oldMesh.BoundingSphere.Center.Z
},
Radius = (short)oldMesh.BoundingSphere.Radius
};
int numShades = 0;
currentMeshSize += 10;
newMesh.NumVertices = 0;
currentMeshSize += 2;
int numNormals = 0;
newMesh.Vertices = new tr_vertex[0];
newMesh.NumNormals = 0;
currentMeshSize += 2;
short numQuads = 0;
short numTriangles = 0;
newMesh.NumTexturedQuads = numQuads;
currentMeshSize += 2;
newMesh.NumTexturedTriangles = numTriangles;
currentMeshSize += 2;
int lastQuad = 0;
int lastTriangle = 0;
newMesh.TexturedQuads = new tr_face4[numQuads];
newMesh.TexturedTriangles = new tr_face3[numTriangles];
if (_level.Settings.GameVersion <= TRVersion.Game.TR3)
{
currentMeshSize += 4; // Num colored quads and triangles
}
if (currentMeshSize % 4 != 0)
{
currentMeshSize += 2;
}
newMesh.MeshSize = currentMeshSize;
newMesh.MeshPointer = _totalMeshSize;
_meshPointers.Add((uint)_totalMeshSize);
_totalMeshSize += currentMeshSize;
_meshes.Add(newMesh);
return(newMesh);
}
private tr_mesh ConvertWadMesh(WadMesh oldMesh, bool isStatic, int objectId, int meshIndex,
bool isWaterfall = false, bool isOptics = false,
WadMeshLightingType lightType = WadMeshLightingType.PrecalculatedGrayShades)
{
int currentMeshSize = 0;
var newMesh = new tr_mesh
{
Center = new tr_vertex
{
X = (short)oldMesh.BoundingSphere.Center.X,
Y = (short)-oldMesh.BoundingSphere.Center.Y,
Z = (short)oldMesh.BoundingSphere.Center.Z
},
Radius = (short)oldMesh.BoundingSphere.Radius
};
currentMeshSize += 10;
newMesh.NumVertices = (short)oldMesh.VerticesPositions.Count;
currentMeshSize += 2;
newMesh.Vertices = new tr_vertex[oldMesh.VerticesPositions.Count];
for (int j = 0; j < oldMesh.VerticesPositions.Count; j++)
{
var vertex = oldMesh.VerticesPositions[j];
newMesh.Vertices[j] = new tr_vertex((short)vertex.X, (short)-vertex.Y, (short)vertex.Z);
currentMeshSize += 6;
}
// FIX: the following code will check for valid normals and shades combinations.
// As last chance, I recalculate the normals on the fly.
bool useShades = false;
if (isStatic)
{
if (lightType == WadMeshLightingType.Normals)
{
if (oldMesh.VerticesNormals.Count == 0)
{
_progressReporter.ReportWarn(string.Format("Static {0} is a mesh with invalid lighting data. Normals will be recalculated on the fly.", objectId));
oldMesh.CalculateNormals();
}
useShades = false;
}
else
{
if (oldMesh.VerticesShades.Count == 0)
{
if (oldMesh.VerticesNormals.Count == 0)
{
_progressReporter.ReportWarn(string.Format("Static {0} is a mesh with invalid lighting data. Normals will be recalculated on the fly.", objectId));
oldMesh.CalculateNormals();
}
useShades = false;
}
else
{
useShades = true;
}
}
}
else
{
if (oldMesh.VerticesNormals.Count == 0)
{
_progressReporter.ReportWarn(string.Format("Mesh {0} of Moveable {1} contains invalid lighting data. Normals will be recalculated on the fly.", meshIndex, objectId));
oldMesh.CalculateNormals();
}
useShades = false;
}
newMesh.NumNormals = (short)(useShades ? -oldMesh.VerticesShades.Count : oldMesh.VerticesNormals.Count);
currentMeshSize += 2;
if (!useShades)
{
newMesh.Normals = new tr_vertex[oldMesh.VerticesNormals.Count];
for (int j = 0; j < oldMesh.VerticesNormals.Count; j++)
{
Vector3 normal = oldMesh.VerticesNormals[j];
normal = Vector3.Normalize(normal);
normal *= 16300.0f;
newMesh.Normals[j] = new tr_vertex((short)normal.X, (short)-normal.Y, (short)normal.Z);
currentMeshSize += 6;
}
}
else
{
newMesh.Lights = new short[oldMesh.VerticesShades.Count];
for (int j = 0; j < oldMesh.VerticesShades.Count; j++)
{
newMesh.Lights[j] = oldMesh.VerticesShades[j];
currentMeshSize += 2;
}
}
short numQuads = 0;
short numTriangles = 0;
foreach (var poly in oldMesh.Polys)
{
if (poly.Shape == WadPolygonShape.Quad)
{
numQuads++;
}
else
{
numTriangles++;
}
}
newMesh.NumTexturedQuads = numQuads;
currentMeshSize += 2;
newMesh.NumTexturedTriangles = numTriangles;
currentMeshSize += 2;
int lastQuad = 0;
int lastTriangle = 0;
newMesh.TexturedQuads = new tr_face4[numQuads];
newMesh.TexturedTriangles = new tr_face3[numTriangles];
for (int j = 0; j < oldMesh.Polys.Count; j++)
{
var poly = oldMesh.Polys[j];
ushort lightingEffect = poly.Texture.BlendMode == BlendMode.Additive ? (ushort)1 : (ushort)0;
if (poly.ShineStrength > 0)
{
if (useShades && isStatic)
{
_progressReporter.ReportWarn("Stray shiny effect found on static " + objectId + ", face " + oldMesh.Polys.IndexOf(poly) + ". Ignoring data.");
}
else
{
lightingEffect |= 0x02;
lightingEffect |= (ushort)(Math.Min((byte)63, poly.ShineStrength) << 2);
}
}
// Very quirky way to identify 1st face of a waterfall in TR4-TR5 wads.
bool topmostAndUnpadded = (j == 0) ? isWaterfall : false;
// Check if we should merge object and room textures in same texture tiles.
bool agressivePacking = _level.Settings.AgressiveTexturePacking;
if (poly.Shape == WadPolygonShape.Quad)
{
FixWadTextureCoordinates(ref poly.Texture);
var result = _textureInfoManager.AddTexture(poly.Texture, agressivePacking, false, topmostAndUnpadded);
if (isOptics)
{
result.Rotation = 0; // Very ugly hack for TR4-5 binocular/target optics!
}
newMesh.TexturedQuads[lastQuad++] = result.CreateFace4(new ushort[] { (ushort)poly.Index0, (ushort)poly.Index1, (ushort)poly.Index2, (ushort)poly.Index3 },
poly.Texture.DoubleSided, lightingEffect);
currentMeshSize += _level.Settings.GameVersion <= TRVersion.Game.TR3 ? 10 : 12;
}
else
{
FixWadTextureCoordinates(ref poly.Texture);
var result = _textureInfoManager.AddTexture(poly.Texture, agressivePacking, true, topmostAndUnpadded);
if (isOptics)
{
result.Rotation = 0; // Very ugly hack for TR4-5 binocular/target optics!
}
newMesh.TexturedTriangles[lastTriangle++] = result.CreateFace3(new ushort[] { (ushort)poly.Index0, (ushort)poly.Index1, (ushort)poly.Index2 },
poly.Texture.DoubleSided, lightingEffect);
currentMeshSize += _level.Settings.GameVersion <= TRVersion.Game.TR3 ? 8 : 10;
}
}
if (_level.Settings.GameVersion <= TRVersion.Game.TR3)
{
currentMeshSize += 4; // Num colored quads and triangles
}
if (currentMeshSize % 4 != 0)
{
currentMeshSize += 2;
}
newMesh.MeshSize = currentMeshSize;
newMesh.MeshPointer = _totalMeshSize;
_meshPointers.Add((uint)_totalMeshSize);
_totalMeshSize += currentMeshSize;
_meshes.Add(newMesh);
return(newMesh);
}