bool MA_ParseColor(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->colors) {
pMesh->numColors = header->size;
pMesh->colors = (byte *)Mem_Alloc( sizeof( byte ) * pMesh->numColors * 4 );
}
//Get the start and end index for this attribute
int minIndex, maxIndex;
if(!MA_ParseHeaderIndex(header, minIndex, maxIndex, "ColorHeader", NULL)) {
//This was just a header
return true;
}
//Read each vert
for(int i = minIndex; i <= maxIndex; i++) {
pMesh->colors[i*4] = parser.ParseFloat() * 255;
pMesh->colors[i*4+1] = parser.ParseFloat() * 255;
pMesh->colors[i*4+2] = parser.ParseFloat() * 255;
pMesh->colors[i*4+3] = parser.ParseFloat() * 255;
}
return true;
}
bool MA_ParseEdge(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->edges) {
pMesh->numEdges = header->size;
pMesh->edges = (idVec3 *)Mem_Alloc( sizeof( idVec3 ) * pMesh->numEdges );
}
//Get the start and end index for this attribute
int minIndex, maxIndex;
if(!MA_ParseHeaderIndex(header, minIndex, maxIndex, "EdgeHeader", NULL)) {
//This was just a header
return true;
}
//Read each vert
for(int i = minIndex; i <= maxIndex; i++) {
pMesh->edges[i].x = parser.ParseFloat();
pMesh->edges[i].y = parser.ParseFloat();
pMesh->edges[i].z = parser.ParseFloat();
}
return true;
}
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;
}
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;
}
