bool MA_ParseTVert( idParser &parser, maAttribHeader_t *header )
{
maMesh_t *pMesh = &maGlobal.currentObject->mesh;
idToken token;
//This is not the texture coordinates. It is just the name so ignore it
if( strstr( header->name, "uvsn" ) )
{
return true;
}
//Allocate enough space for all the data
if( !pMesh->tvertexes )
{
pMesh->numTVertexes = header->size;
pMesh->tvertexes = ( idVec2 * ) Mem_Alloc( sizeof( idVec2 ) * pMesh->numTVertexes );
}
//Get the start and end index for this attribute
int minIndex, maxIndex;
if( !MA_ParseHeaderIndex( header, minIndex, maxIndex, "TextureCoordHeader", "uvsp" ) )
{
//This was just a header
return true;
}
parser.ReadToken( &token );
if( !token.Icmp( "-" ) )
{
idToken tk2;
parser.ReadToken( &tk2 );
if( !tk2.Icmp( "type" ) )
{
parser.SkipUntilString( "float2" );
}
else
{
parser.UnreadToken( &tk2 );
parser.UnreadToken( &token );
}
}
else
{
parser.UnreadToken( &token );
}
//Read each tvert
for( int i = minIndex; i <= maxIndex; i++ )
{
pMesh->tvertexes[i].x = parser.ParseFloat();
pMesh->tvertexes[i].y = 1.0f - parser.ParseFloat();
}
return true;
}
bool MA_ParseNormal(idParser& parser, maAttribHeader_t* header) {
maMesh_t* pMesh = &maGlobal.currentObject->mesh;
idToken token;
//Allocate enough space for all the verts if this is the first attribute for verticies
if(!pMesh->normals) {
pMesh->numNormals = header->size;
pMesh->normals = (idVec3 *)Mem_Alloc( sizeof( idVec3 ) * pMesh->numNormals );
}
//Get the start and end index for this attribute
int minIndex, maxIndex;
if(!MA_ParseHeaderIndex(header, minIndex, maxIndex, "NormalHeader", NULL)) {
//This was just a header
return true;
}
parser.ReadToken(&token);
if(!token.Icmp("-")) {
idToken tk2;
parser.ReadToken(&tk2);
if(!tk2.Icmp("type")) {
parser.SkipUntilString("float3");
} else {
parser.UnreadToken(&tk2);
parser.UnreadToken(&token);
}
} else {
parser.UnreadToken(&token);
}
//Read each vert
for(int i = minIndex; i <= maxIndex; i++) {
pMesh->normals[i].x = parser.ParseFloat();
//Adjust the normals for the change in coordinate systems
pMesh->normals[i].z = parser.ParseFloat();
pMesh->normals[i].y = -parser.ParseFloat();
pMesh->normals[i].Normalize();
}
pMesh->normalsParsed = true;
pMesh->nextNormal = 0;
return true;
}
bool MA_ParseVertexTransforms(idParser& parser, maAttribHeader_t* header) {
maMesh_t* pMesh = &maGlobal.currentObject->mesh;
idToken token;
//Allocate enough space for all the verts if this is the first attribute for verticies
if(!pMesh->vertTransforms) {
if(header->size == 0) {
header->size = 1;
}
pMesh->numVertTransforms = header->size;
pMesh->vertTransforms = (idVec4 *)Mem_Alloc( sizeof( idVec4 ) * pMesh->numVertTransforms );
pMesh->nextVertTransformIndex = 0;
}
//Get the start and end index for this attribute
int minIndex, maxIndex;
if(!MA_ParseHeaderIndex(header, minIndex, maxIndex, "VertexTransformHeader", NULL)) {
//This was just a header
return true;
}
parser.ReadToken(&token);
if(!token.Icmp("-")) {
idToken tk2;
parser.ReadToken(&tk2);
if(!tk2.Icmp("type")) {
parser.SkipUntilString("float3");
} else {
parser.UnreadToken(&tk2);
parser.UnreadToken(&token);
}
} else {
parser.UnreadToken(&token);
}
//Read each vert
for(int i = minIndex; i <= maxIndex; i++) {
pMesh->vertTransforms[pMesh->nextVertTransformIndex].x = parser.ParseFloat();
pMesh->vertTransforms[pMesh->nextVertTransformIndex].z = parser.ParseFloat();
pMesh->vertTransforms[pMesh->nextVertTransformIndex].y = -parser.ParseFloat();
//w hold the vert index
pMesh->vertTransforms[pMesh->nextVertTransformIndex].w = i;
pMesh->nextVertTransformIndex++;
}
return true;
}
/*
================
idTypeInfoGen::ParseConstantValue
================
*/
void idTypeInfoGen::ParseConstantValue( const char *scope, idParser &src, idStr &value ) {
idToken token;
idStr constantString;
int indent = 0;
while( src.ReadToken( &token ) ) {
if ( token == "(" ) {
indent++;
} else if ( token == ")" ) {
indent--;
} else if ( indent == 0 && ( token == ";" || token == "," || token == "}" ) ) {
src.UnreadToken( &token );
break;
} else if ( token.type == TT_NAME ) {
constantString = token;
while( src.CheckTokenString( "::" ) ) {
src.ExpectTokenType( TT_NAME, 0, &token );
constantString += "::" + token;
}
value += va( "%d", GetIntegerConstant( scope, constantString, src ) );
continue;
}
value += token;
}
}
bool MA_ParseTransform(idParser& parser) {
maNodeHeader_t header;
maTransform_t* transform;
memset(&header, 0, sizeof(header));
//Allocate room for the transform
transform = (maTransform_t *)Mem_Alloc( sizeof( maTransform_t ) );
memset(transform, 0, sizeof(maTransform_t));
transform->scale.x = transform->scale.y = transform->scale.z = 1;
//Get the header info from the transform
MA_ParseNodeHeader(parser, &header);
//Read the transform attributes
idToken token;
while(parser.ReadToken(&token)) {
if(IsNodeComplete(token)) {
parser.UnreadToken(&token);
break;
}
if(!token.Icmp("setAttr")) {
parser.ReadToken(&token);
if(!token.Icmp(".t")) {
if(!MA_ReadVec3(parser, transform->translate)) {
return false;
}
transform->translate.y *= -1;
} else if (!token.Icmp(".r")) {
if(!MA_ReadVec3(parser, transform->rotate)) {
return false;
}
} else if (!token.Icmp(".s")) {
if(!MA_ReadVec3(parser, transform->scale)) {
return false;
}
} else {
parser.SkipRestOfLine();
}
}
}
if(header.parent[0] != 0) {
//Find the parent
maTransform_t** parent;
maGlobal.model->transforms.Get(header.parent, &parent);
if(parent) {
transform->parent = *parent;
}
}
//Add this transform to the list
maGlobal.model->transforms.Set(header.name, transform);
return true;
}
void MA_ParseFileNode( idParser &parser )
{
//Get the header info from the node
maNodeHeader_t header;
MA_ParseNodeHeader( parser, &header );
//Read the transform attributes
idToken token;
while( parser.ReadToken( &token ) )
{
if( IsNodeComplete( token ) )
{
parser.UnreadToken( &token );
break;
}
if( !token.Icmp( "setAttr" ) )
{
maAttribHeader_t attribHeader;
MA_ParseAttribHeader( parser, &attribHeader );
if( strstr( attribHeader.name, ".ftn" ) )
{
parser.SkipUntilString( "string" );
parser.ReadToken( &token );
if( !token.Icmp( "(" ) )
{
parser.ReadToken( &token );
}
maFileNode_t *fileNode;
fileNode = ( maFileNode_t * ) Mem_Alloc( sizeof( maFileNode_t ) );
strcpy( fileNode->name, header.name );
strcpy( fileNode->path, token.c_str() );
maGlobal.model->fileNodes.Set( fileNode->name, fileNode );
}
else
{
parser.SkipRestOfLine();
}
}
}
}
void MA_ParseMesh(idParser& parser) {
maObject_t *object;
object = (maObject_t *)Mem_Alloc( sizeof( maObject_t ) );
memset( object, 0, sizeof( maObject_t ) );
maGlobal.model->objects.Append( object );
maGlobal.currentObject = object;
object->materialRef = -1;
//Get the header info from the mesh
maNodeHeader_t header;
MA_ParseNodeHeader(parser, &header);
//Find my parent
if(header.parent[0] != 0) {
//Find the parent
maTransform_t** parent;
maGlobal.model->transforms.Get(header.parent, &parent);
if(parent) {
maGlobal.currentObject->mesh.transform = *parent;
}
}
strcpy(object->name, header.name);
//Read the transform attributes
idToken token;
while(parser.ReadToken(&token)) {
if(IsNodeComplete(token)) {
parser.UnreadToken(&token);
break;
}
if(!token.Icmp("setAttr")) {
maAttribHeader_t header;
MA_ParseAttribHeader(parser, &header);
if(strstr(header.name, ".vt")) {
MA_ParseVertex(parser, &header);
} else if (strstr(header.name, ".ed")) {
MA_ParseEdge(parser, &header);
} else if (strstr(header.name, ".pt")) {
MA_ParseVertexTransforms(parser, &header);
} else if (strstr(header.name, ".n")) {
MA_ParseNormal(parser, &header);
} else if (strstr(header.name, ".fc")) {
MA_ParseFace(parser, &header);
} else if (strstr(header.name, ".clr")) {
MA_ParseColor(parser, &header);
} else if (strstr(header.name, ".uvst")) {
MA_ParseTVert(parser, &header);
} else {
parser.SkipRestOfLine();
}
}
}
maMesh_t* pMesh = &maGlobal.currentObject->mesh;
//Get the verts from the edge
for(int i = 0; i < pMesh->numFaces; i++) {
for(int j = 0; j < 3; j++) {
int edge = pMesh->faces[i].edge[j];
if(edge < 0) {
edge = idMath::Fabs(edge)-1;
pMesh->faces[i].vertexNum[j] = pMesh->edges[edge].y;
} else {
pMesh->faces[i].vertexNum[j] = pMesh->edges[edge].x;
}
}
}
//Get the normals
if(pMesh->normalsParsed) {
for(int i = 0; i < pMesh->numFaces; i++) {
for(int j = 0; j < 3; j++) {
//Is this vertex shared
int sharedFace = -1;
int sharedVert = -1;
if(MA_QuickIsVertShared(i, j)) {
MA_GetSharedFace(i, j, sharedFace, sharedVert);
}
if(sharedFace != -1) {
//Get the normal from the share
pMesh->faces[i].vertexNormals[j] = pMesh->faces[sharedFace].vertexNormals[sharedVert];
} else {
//The vertex is not shared so get the next normal
if(pMesh->nextNormal >= pMesh->numNormals) {
//We are using more normals than exist
throw idException(va("Maya Loader '%s': Invalid Normals Index.", parser.GetFileName()));
}
pMesh->faces[i].vertexNormals[j] = pMesh->normals[pMesh->nextNormal];
pMesh->nextNormal++;
}
}
}
}
//Now that the normals are good...lets reorder the verts to make the tris face the right way
for(int i = 0; i < pMesh->numFaces; i++) {
int tmp = pMesh->faces[i].vertexNum[1];
pMesh->faces[i].vertexNum[1] = pMesh->faces[i].vertexNum[2];
pMesh->faces[i].vertexNum[2] = tmp;
idVec3 tmpVec = pMesh->faces[i].vertexNormals[1];
pMesh->faces[i].vertexNormals[1] = pMesh->faces[i].vertexNormals[2];
pMesh->faces[i].vertexNormals[2] = tmpVec;
tmp = pMesh->faces[i].tVertexNum[1];
pMesh->faces[i].tVertexNum[1] = pMesh->faces[i].tVertexNum[2];
pMesh->faces[i].tVertexNum[2] = tmp;
tmp = pMesh->faces[i].vertexColors[1];
pMesh->faces[i].vertexColors[1] = pMesh->faces[i].vertexColors[2];
pMesh->faces[i].vertexColors[2] = tmp;
}
//Now apply the pt transformations
for(int i = 0; i < pMesh->numVertTransforms; i++) {
pMesh->vertexes[(int)pMesh->vertTransforms[i].w] += pMesh->vertTransforms[i].ToVec3();
}
MA_VERBOSE((va("MESH %s - parent %s\n", header.name, header.parent)));
MA_VERBOSE((va("\tverts:%d\n",maGlobal.currentObject->mesh.numVertexes)));
MA_VERBOSE((va("\tfaces:%d\n",maGlobal.currentObject->mesh.numFaces)));
}
bool MA_ParseFace(idParser& parser, maAttribHeader_t* header) {
maMesh_t* pMesh = &maGlobal.currentObject->mesh;
idToken token;
//Allocate enough space for all the verts if this is the first attribute for verticies
if(!pMesh->faces) {
pMesh->numFaces = header->size;
pMesh->faces = (maFace_t *)Mem_Alloc( sizeof( maFace_t ) * pMesh->numFaces );
}
//Get the start and end index for this attribute
int minIndex, maxIndex;
if(!MA_ParseHeaderIndex(header, minIndex, maxIndex, "FaceHeader", NULL)) {
//This was just a header
return true;
}
//Read the face data
int currentFace = minIndex-1;
while(parser.ReadToken(&token)) {
if(IsNodeComplete(token)) {
parser.UnreadToken(&token);
break;
}
if(!token.Icmp("f")) {
int count = parser.ParseInt();
if(count != 3) {
throw idException(va("Maya Loader '%s': Face is not a triangle.", parser.GetFileName()));
}
//Increment the face number because a new face always starts with an "f" token
currentFace++;
//We cannot reorder edges until later because the normal processing
//assumes the edges are in the original order
pMesh->faces[currentFace].edge[0] = parser.ParseInt();
pMesh->faces[currentFace].edge[1] = parser.ParseInt();
pMesh->faces[currentFace].edge[2] = parser.ParseInt();
//Some more init stuff
pMesh->faces[currentFace].vertexColors[0] = pMesh->faces[currentFace].vertexColors[1] = pMesh->faces[currentFace].vertexColors[2] = -1;
} else if(!token.Icmp("mu")) {
/* int uvstIndex = */ parser.ParseInt();
int count = parser.ParseInt();
if(count != 3) {
throw idException(va("Maya Loader '%s': Invalid texture coordinates.", parser.GetFileName()));
}
pMesh->faces[currentFace].tVertexNum[0] = parser.ParseInt();
pMesh->faces[currentFace].tVertexNum[1] = parser.ParseInt();
pMesh->faces[currentFace].tVertexNum[2] = parser.ParseInt();
} else if(!token.Icmp("mf")) {
int count = parser.ParseInt();
if(count != 3) {
throw idException(va("Maya Loader '%s': Invalid texture coordinates.", parser.GetFileName()));
}
pMesh->faces[currentFace].tVertexNum[0] = parser.ParseInt();
pMesh->faces[currentFace].tVertexNum[1] = parser.ParseInt();
pMesh->faces[currentFace].tVertexNum[2] = parser.ParseInt();
} else if(!token.Icmp("fc")) {
int count = parser.ParseInt();
if(count != 3) {
throw idException(va("Maya Loader '%s': Invalid vertex color.", parser.GetFileName()));
}
pMesh->faces[currentFace].vertexColors[0] = parser.ParseInt();
pMesh->faces[currentFace].vertexColors[1] = parser.ParseInt();
pMesh->faces[currentFace].vertexColors[2] = parser.ParseInt();
}
}
return true;
}
/*
================
idTypeInfoGen::ParseScope
================
*/
void idTypeInfoGen::ParseScope( const char *scope, bool isTemplate, idParser &src, idClassTypeInfo *typeInfo ) {
int indent;
idToken token;
idClassTypeInfo *classInfo;
idEnumTypeInfo *enumInfo;
idStr varType;
bool isConst = false;
bool isStatic = false;
indent = 1;
while( indent ) {
if ( !src.ReadToken( &token ) ) {
break;
}
if ( token == "{" ) {
do {
if ( token == "{" ) {
indent++;
} else if ( token == "}" ) {
indent--;
}
varType += token + " ";
} while( indent > 1 && src.ReadToken( &token ) );
} else if ( token == "}" ) {
assert( indent == 1 );
indent--;
} else if ( token == "<" ) {
do {
if ( token == "<" ) {
indent++;
} else if ( token == ">" ) {
indent--;
}
varType += token + " ";
} while( indent > 1 && src.ReadToken( &token ) );
} else if ( token == ";" ) {
varType = "";
isConst = false;
isStatic = false;
} else if ( token == "public" || token == "protected" || token == "private" ) {
if ( !src.ExpectTokenString( ":" ) ) {
break;
}
varType = "";
isConst = false;
isStatic = false;
} else if ( token == "friend" ) {
// skip friend classes/methods
while( src.ReadToken( &token ) ) {
if ( token == "{" ) {
indent++;
} else if ( token == "}" ) {
indent--;
if ( indent == 1 ) {
break;
}
} else if ( token == ";" && indent == 1 ) {
break;
}
}
varType = "";
isConst = false;
isStatic = false;
} else if ( token == "template" ) {
varType = "";
if ( src.CheckTokenString( "<" ) ) {
int indent = 1;
varType += "< ";
while( src.ReadToken( &token ) ) {
if ( token == "<" ) {
indent++;
} else if ( token == ">" ) {
indent--;
if ( indent == 0 ) {
break;
}
}
varType += token + " ";
}
varType += ">";
}
if ( src.CheckTokenString( "class" ) ) {
// parse template class
classInfo = ParseClassType( scope, varType, true, false, src );
if ( classInfo ) {
classes.Append( classInfo );
}
} else {
// skip template methods
while( src.ReadToken( &token ) ) {
if ( token == "{" ) {
indent++;
} else if ( token == "}" ) {
indent--;
if ( indent == 1 ) {
break;
}
} else if ( token == ";" && indent == 1 ) {
break;
}
}
}
varType = "";
isConst = false;
isStatic = false;
} else if ( token == "namespace" ) {
// parse namespace
classInfo = ParseClassType( scope, "", isTemplate, false, src );
delete classInfo;
} else if ( token == "class" ) {
// parse class
classInfo = ParseClassType( scope, "", isTemplate, false, src );
if ( classInfo ) {
classes.Append( classInfo );
}
} else if ( token == "struct" ) {
// parse struct
classInfo = ParseClassType( scope, "", isTemplate, false, src );
if ( classInfo ) {
classes.Append( classInfo );
varType = classInfo->scope + classInfo->typeName;
}
} else if ( token == "union" ) {
// parse union
classInfo = ParseClassType( scope, "", isTemplate, false, src );
if ( classInfo ) {
classes.Append( classInfo );
}
} else if ( token == "enum" ) {
// parse enum
enumInfo = ParseEnumType( scope, isTemplate, false, src );
if ( enumInfo ) {
enums.Append( enumInfo );
varType = enumInfo->scope + enumInfo->typeName;
}
} else if ( token == "typedef" ) {
if ( token == "class" ) {
// parse typedef class
classInfo = ParseClassType( scope, "", isTemplate, true, src );
if ( classInfo ) {
classes.Append( classInfo );
}
} else if ( src.CheckTokenString( "struct" ) ) {
// parse typedef struct
classInfo = ParseClassType( scope, "", isTemplate, true, src );
if ( classInfo ) {
classes.Append( classInfo );
}
} else if ( src.CheckTokenString( "union" ) ) {
// parse typedef union
classInfo = ParseClassType( scope, "", isTemplate, true, src );
if ( classInfo ) {
classes.Append( classInfo );
}
} else if ( src.CheckTokenString( "enum" ) ) {
// parse typedef enum
enumInfo = ParseEnumType( scope, isTemplate, true, src );
if ( enumInfo ) {
enums.Append( enumInfo );
}
} else {
// skip other typedefs
while( src.ReadToken( &token ) ) {
if ( token == "{" ) {
indent++;
} else if ( token == "}" ) {
indent--;
} else if ( token == ";" && indent == 1 ) {
break;
}
}
}
varType = "";
isConst = false;
isStatic = false;
} else if ( token == "const" ) {
varType += token + " ";
isConst = true;
} else if ( token == "static" ) {
varType += token + " ";
isStatic = true;
} else if ( token.type == TT_NAME ) {
assert( indent == 1 );
// if this is a class operator
if ( token == "operator" ) {
while( src.ReadToken( &token ) ) {
if ( token == "(" ) {
src.UnreadToken( &token );
break;
}
}
}
// if this is a class method
if ( src.CheckTokenString( "(" ) ) {
indent++;
while( indent > 1 && src.ReadToken( &token ) ) {
if ( token == "(" ) {
indent++;
} else if ( token == ")" ) {
indent--;
}
}
if ( src.CheckTokenString( "(" ) ) {
indent++;
while( indent > 1 && src.ReadToken( &token ) ) {
if ( token == "(" ) {
indent++;
} else if ( token == ")" ) {
indent--;
}
}
}
if ( src.CheckTokenString( "const" ) ) {
}
if ( src.CheckTokenString( "=" ) ) {
src.ExpectTokenString( "0" );
} else if ( src.CheckTokenString( "{" ) ) {
indent++;
while( indent > 1 && src.ReadToken( &token ) ) {
if ( token == "{" ) {
indent++;
} else if ( token == "}" ) {
indent--;
}
}
}
varType = "";
isConst = false;
isStatic = false;
} else if ( ( isStatic || isConst ) && src.CheckTokenString( "=" ) ) {
// constant
idConstantInfo *constantInfo = new idConstantInfo;
constantInfo->name = scope + token;
constantInfo->type = varType;
constantInfo->type.StripTrailing( ' ' );
ParseConstantValue( scope, src, constantInfo->value );
constants.Append( constantInfo );
} else if ( isStatic ) {
// static class variable
varType += token + " ";
} else {
// check for class variables
while( 1 ) {
int arraySize = ParseArraySize( scope, src );
if ( arraySize ) {
idClassVariableInfo var;
var.name = token;
var.type = varType;
var.type.StripTrailing( ' ' );
var.type += va( "[%d]", arraySize );
var.bits = 0;
typeInfo->variables.Append( var );
if ( !src.CheckTokenString( "," ) ) {
varType = "";
isConst = false;
isStatic = false;
break;
}
varType.StripTrailing( "* " );
} else {
int bits = 0;
if ( src.CheckTokenString( ":" ) ) {
idToken bitSize;
src.ExpectTokenType( TT_NUMBER, TT_INTEGER, &bitSize );
bits = bitSize.GetIntValue();
}
if ( src.CheckTokenString( "," ) ) {
idClassVariableInfo var;
var.name = token;
var.type = varType;
var.type.StripTrailing( ' ' );
var.bits = bits;
typeInfo->variables.Append( var );
varType.StripTrailing( "* " );
} else if ( src.CheckTokenString( ";" ) ) {
idClassVariableInfo var;
var.name = token;
var.type = varType;
var.type.StripTrailing( ' ' );
var.bits = bits;
typeInfo->variables.Append( var );
varType = "";
isConst = false;
isStatic = false;
break;
} else {
varType += token + " ";
break;
}
}
while( src.CheckTokenString( "*" ) ) {
varType += "* ";
}
if ( !src.ExpectTokenType( TT_NAME, 0, &token ) ) {
break;
}
}
}
} else {
varType += token + " ";
}
}
}
