public override Mesh decode(MeshInfo minfo, CtmInputStream input)
{
int vc = minfo.getVertexCount();
checkTag(input.readLittleInt(), MG2_HEADER_TAG);
float vertexPrecision = input.readLittleFloat();
float normalPrecision = input.readLittleFloat();
Grid grid = Grid.fromStream(input);
if(!grid.checkIntegrity()) {
throw new InvalidDataException("The vertex size grid is corrupt!");
}
float[] vertices = readVertices(input, grid, vc, vertexPrecision);
int[] indices = readIndices(input, minfo.getTriangleCount(), vc);
float[] normals = null;
if (minfo.hasNormals()) {
normals = readNormals(input, vertices, indices, normalPrecision, vc);
}
AttributeData[] uvData = new AttributeData[minfo.getUvMapCount()];
for (int i = 0; i < uvData.Length; i++) {
uvData[i] = readUvData(input, vc);
}
AttributeData[] attributs = new AttributeData[minfo.getAttrCount()];
for (int i = 0; i < attributs.Length; i++) {
attributs[i] = readAttribute(input, vc);
}
return new Mesh(vertices, normals, indices, uvData, attributs);
}
protected virtual float[] readFloatArray(CtmInputStream input, int count, int size)
{
float[] array = new float[count * size];
for (int i = 0; i < array.Length; i++) {
array[i] = input.readLittleFloat();
}
return array;
}
protected virtual float[] readFloatArray(CtmInputStream input, int count, int size)
{
float[] array = new float[count * size];
for (int i = 0; i < array.Length; i++)
{
array[i] = input.readLittleFloat();
}
return(array);
}
public override Mesh decode(MeshInfo minfo, CtmInputStream input)
{
int vc = minfo.getVertexCount();
checkTag(input.readLittleInt(), MG2_HEADER_TAG);
float vertexPrecision = input.readLittleFloat();
float normalPrecision = input.readLittleFloat();
Grid grid = Grid.fromStream(input);
if (!grid.checkIntegrity())
{
throw new InvalidDataException("The vertex size grid is corrupt!");
}
float[] vertices = readVertices(input, grid, vc, vertexPrecision);
int[] indices = readIndices(input, minfo.getTriangleCount(), vc);
float[] normals = null;
if (minfo.hasNormals())
{
normals = readNormals(input, vertices, indices, normalPrecision, vc);
}
AttributeData[] uvData = new AttributeData[minfo.getUvMapCount()];
for (int i = 0; i < uvData.Length; i++)
{
uvData[i] = readUvData(input, vc);
}
AttributeData[] attributs = new AttributeData[minfo.getAttrCount()];
for (int i = 0; i < attributs.Length; i++)
{
attributs[i] = readAttribute(input, vc);
}
return(new Mesh(vertices, normals, indices, uvData, attributs));
}
private AttributeData readAttribute(CtmInputStream input, int vc)
{
checkTag(input.readLittleInt(), ATTR);
String name = input.readString();
float precision = input.readLittleFloat();
if (precision <= 0f) {
throw new InvalidDataException("An attribute precision value <= 0.0 was read");
}
int[] intData = input.readPackedInts(vc, Mesh.CTM_ATTR_ELEMENT_COUNT, true);
float[] data = restoreAttribs(precision, intData);
return new AttributeData(name, null, precision, data);
}
protected virtual float[] readFloatArray(CtmInputStream input, int count, int size)
{
// float[] floatArray = new float[count * size];
//for (int i = 0; i < floatArray.Length; i++) {
// floatArray[i] = input.readLittleFloat();
//}
//return floatArray;
int length = count * size;
for (int i = 0; i < length; i++)
{
floatArray.Add(input.readLittleFloat());
}
return(floatArray.ToArray());
}
private AttributeData readUvData(CtmInputStream input, int vcount)
{
checkTag(input.readLittleInt(), TEXC);
String name = input.readString();
String material = input.readString();
float precision = input.readLittleFloat();
if (precision <= 0f)
{
throw new InvalidDataException("A uv precision value <= 0.0 was read");
}
int[] intCoords = input.readPackedInts(vcount, Mesh.CTM_UV_ELEMENT_COUNT, true);
float[] data = restoreUVCoords(precision, intCoords);
return(new AttributeData(name, material, precision, data));
}
private AttributeData readAttribute(CtmInputStream input, int vc)
{
checkTag(input.readLittleInt(), ATTR);
String name = input.readString();
float precision = input.readLittleFloat();
if (precision <= 0f)
{
throw new InvalidDataException("An attribute precision value <= 0.0 was read");
}
int[] intData = input.readPackedInts(vc, Mesh.CTM_ATTR_ELEMENT_COUNT, true);
float[] data = restoreAttribs(precision, intData);
return(new AttributeData(name, null, precision, data));
}
private AttributeData readUvData(CtmInputStream input, int vcount)
{
checkTag(input.readLittleInt(), TEXC);
String name = input.readString();
String material = input.readString();
float precision = input.readLittleFloat();
if (precision <= 0f) {
throw new InvalidDataException("A uv precision value <= 0.0 was read");
}
int[] intCoords = input.readPackedInts(vcount, Mesh.CTM_UV_ELEMENT_COUNT, true);
float[] data = restoreUVCoords(precision, intCoords);
return new AttributeData(name, material, precision, data);
}
