bool Any::operator==(const Any& x) const {
beforeRead();
x.beforeRead();
if (m_type != x.m_type) {
return false;
}
switch (m_type) {
case NONE:
return true;
case BOOLEAN:
return (m_simpleValue.b == x.m_simpleValue.b);
case NUMBER:
return (m_simpleValue.n == x.m_simpleValue.n);
case STRING:
debugAssert(m_data != NULL);
return (*(m_data->value.s) == *(x.m_data->value.s));
case TABLE: {
if (size() != x.size()) {
return false;
}
debugAssert(m_data != NULL);
if (m_data->name != x.m_data->name) {
return false;
}
Table<std::string, Any>& cmptable = *( m_data->value.t);
Table<std::string, Any>& xcmptable = *(x.m_data->value.t);
for (Table<std::string,Any>::Iterator it1 = cmptable.begin(), it2 = xcmptable.begin();
it1 != cmptable.end() && it2 != xcmptable.end();
++it1, ++it2) {
if (*it1 != *it2) {
return false;
}
}
return true;
}
case ARRAY: {
if (size() != x.size()) {
return false;
}
debugAssert(m_data != NULL);
if (m_data->name != x.m_data->name) {
return false;
}
Array<Any>& cmparray = *( m_data->value.a);
Array<Any>& xcmparray = *(x.m_data->value.a);
for (int ii = 0; ii < size(); ++ii) {
if (cmparray[ii] != xcmparray[ii]) {
return false;
}
}
return true;
}
default:
alwaysAssertM(false, "Unknown type.");
return false;
} // switch (m_type)
}
void Any::resize(int n) {
beforeRead();
alwaysAssertM(n >= 0, "Cannot resize less than 0.");
verifyType(ARRAY);
m_data->value.a->resize(n);
}
uint32 Crypto::crc32(const void* byte, size_t numBytes) {
alwaysAssertM(numBytes < 0xFFFFFFFF, "Not implemented for arrays larger than 2^32 bytes");
return ::crc32(::crc32(0, Z_NULL, 0), static_cast<const Bytef *>(byte), (int)numBytes);
}
std::string System::findDataFile
(const std::string& full,
bool errorIfNotFound) {
// Places where specific files were most recently found. This is
// used to cache seeking of common files.
static Table<std::string, std::string> lastFound;
// First check if the file exists as requested. This will go
// through the FileSystemCache, so most calls do not touch disk.
if (fileExists(full)) {
return full;
}
// Now check where we previously found this file.
std::string* last = lastFound.getPointer(full);
if (last != NULL) {
if (fileExists(*last)) {
// Even if cwd has changed the file is still present.
// We won't notice if it has been deleted, however.
return *last;
} else {
// Remove this from the cache it is invalid
lastFound.remove(full);
}
}
// Places to look
static Array<std::string> directoryArray;
if (directoryArray.size() == 0) {
// Initialize the directory array
RealTime t0 = System::time();
Array<std::string> baseDirArray;
std::string initialAppDataDir(instance().m_appDataDir);
baseDirArray.append("");
if (! initialAppDataDir.empty()) {
baseDirArray.append(initialAppDataDir);
}
const char* g3dPath = getenv("G3DDATA");
if (g3dPath && (initialAppDataDir != g3dPath)) {
baseDirArray.append(g3dPath);
}
static const std::string subdirs[] =
{"font", "gui", "SuperShader", "cubemap", "icon", "material", "image", "md2", "md3", "ifs", "3ds", "sky", ""};
for (int j = 0; j < baseDirArray.size(); ++j) {
std::string d = baseDirArray[j];
if (fileExists(d)) {
directoryArray.append(d);
for (int i = 0; ! subdirs[i].empty(); ++i) {
const std::string& p = pathConcat(d, subdirs[i]);
if (fileExists(p)) {
directoryArray.append(p);
}
}
}
}
logLazyPrintf("Initializing System::findDataFile took %fs\n", System::time() - t0);
}
for (int i = 0; i < directoryArray.size(); ++i) {
const std::string& p = pathConcat(directoryArray[i], full);
if (fileExists(p)) {
lastFound.set(full, p);
return p;
}
}
if (errorIfNotFound) {
// Generate an error message
std::string locations;
for (int i = 0; i < directoryArray.size(); ++i) {
locations += pathConcat(directoryArray[i], full) + "\n";
}
alwaysAssertM(false, "Could not find '" + full + "' in:\n" + locations);
}
// Not found
return "";
}
//===========================================
//TextContent
//===========================================
void ImageContent::init(const TiXmlElement* root)
{
string name = root->ValueStr();
if (name == "Image") {
string left_name = root->Attribute("filename");
left_name = Story::resolve_rel_path(left_name);
try {
left = the_app.tex_mgr.loadTexture(left_name);
if (left.isNull()) {
msgBox("Image file \"" + left_name + "\" was not found");
return;
}
} catch (GImage::Error& err) {
left = NULL;
msgBox("Image file \"" + left_name + "\" is invalid and could not be loaded");
return;
}
is_stereo = false;
width = left->texelWidth();
height = left->texelHeight();
} else if (name == "StereoImage") {
string left_name = root->Attribute("left-image");
left_name = Story::resolve_rel_path(left_name);
try {
left = the_app.tex_mgr.loadTexture(left_name);
if (left.isNull()) {
msgBox("Image file \"" + left_name + "\" was not found");
return;
}
} catch (GImage::Error& err) {
left = NULL;
msgBox("Image file \"" + left_name + "\" is invalid and could not be loaded");
return;
}
width = left->texelWidth();
height = left->texelHeight();
string right_name = root->Attribute("right-image");
right_name = Story::resolve_rel_path(right_name);
try {
right = the_app.tex_mgr.loadTexture(right_name);
if (right.isNull()) {
msgBox("Image file \"" + right_name + "\" was not found");
return;
}
} catch (GImage::Error& err) {
right = NULL;
msgBox("Image file \"" + right_name + "\" is invalid and could not be loaded");
return;
}
is_stereo = true;
if (right->texelWidth() != width) {
msgBox("Width of \"" + left_name + "\" does not match width of \"" + right_name + "\".\nThe widths of left and right image must be the same");
return;
}
if (right->texelHeight() != height) {
msgBox("Height of \"" + left_name + "\" does not match height of \"" + right_name + "\".\nThe heights of left and right image must be the same");
return;
}
} else {
alwaysAssertM(0, "Invalid Image Element");
}
//scale height to image proportions
height_ratio = height / width;
//scale *= 2.f;
float max_scale = 1.f;
if (height > width) {
width *= (max_scale / height);
height = max_scale;
} else {
height *= (max_scale / width);
width = max_scale;
}
// float width = scale;
// float height = height_ratio * scale;
float min_x = -width * .5;
float max_x = width * .5;
float min_y = -height * .5;
float max_y = height * .5;
local_bbox.set(Vector3(min_x, min_y, 0), Vector3(max_x, max_y, 0.02));
update_bbox();
verts.append(Vector3(min_x, max_y, 0));
verts.append(Vector3(min_x, min_y, 0));
verts.append(Vector3(max_x, min_y, 0));
verts.append(Vector3(max_x, max_y, 0));
coords.append(Vector2(0, 0));
coords.append(Vector2(0, 1));
coords.append(Vector2(1, 1));
coords.append(Vector2(1, 0));
valid = true;
}
void ArticulatedModel::initOBJ(const std::string& filename, const Preprocess& preprocess) {
Stopwatch loadTimer;
TextInput::Settings set;
set.cppBlockComments = false;
set.cppLineComments = false;
set.otherCommentCharacter = '#';
set.generateNewlineTokens = true;
// Notes on OBJ file format. See also:
//
// - http://www.martinreddy.net/gfx/3d/OBJ.spec
// - http://en.wikipedia.org/wiki/Obj
// - http://www.royriggs.com/obj.html
//
// OBJ indexing is 1-based.
// Line breaks are significant.
// The first token on a line indicates the contents of the line.
//
// Faces contain separate indices for normals and texcoords.
// We load the raw vertices and then form our own optimized
// gl indices from them.
//
// Negative indices are relative to the last coordinate seen.
// Raw arrays with independent indexing, as imported from the file
Array<Vector3> rawVertex;
Array<Vector3> rawNormal;
Array<Vector2> rawTexCoord;
// part.geometry.vertexArray[i] = rawVertex[cookVertex[i]];
Array<int> cookVertex;
Array<int> cookNormal;
Array<int> cookTexCoord;
// Put everything into a single part
// Convert to a Part
Part& part = partArray.next();
part.cframe = CoordinateFrame();
part.name = "root";
part.parent = -1;
// v,t,n repeated for each vertex
Array<int> faceTempIndex;
// Count of errors from mismatched texcoord and vertex
int texCoordChanged = 0;
int normalChanged = 0;
Table<std::string, Material::Ref> materialLibrary;
Table<std::string, TriListSpec*> groupTable;
TriListSpec* currentTriList = NULL;
int numTris = 0;
const Matrix3 normalXform = preprocess.xform.upper3x3().transpose().inverse();
const std::string& basePath = FilePath::parent(FileSystem::resolve(filename));
{
TextInput ti(filename, set);
while (ti.hasMore()) {
// Consume comments/newlines
while (ti.hasMore() && (ti.peek().type() == Token::NEWLINE)) {
// Consume the newline
ti.read();
}
if (! ti.hasMore()) {
break;
}
// Process one line
const std::string& cmd = ti.readSymbol();
if (cmd == "mtllib") {
// Specify material library
const std::string& mtlFilename = ti.readUntilNewlineAsString();
loadMTL(FilePath::concat(basePath, mtlFilename), materialLibrary, preprocess);
} else if (cmd == "g") {
// New trilist
const std::string& name = ti.readUntilNewlineAsString();
if (! groupTable.containsKey(name)) {
currentTriList = new TriListSpec();
currentTriList->name = name;
groupTable.set(name, currentTriList);
} else {
currentTriList = groupTable[name];
}
} else if (cmd == "usemtl") {
if (currentTriList) {
currentTriList->materialName = ti.readUntilNewlineAsString();
}
} else if (cmd == "v") {
rawVertex.append(readVertex(ti, preprocess.xform));
} else if (cmd == "vt") {
// Texcoord
Vector2& t = rawTexCoord.next();
t.x = ti.readNumber();
t.y = 1.0f - ti.readNumber();
} else if (cmd == "vn") {
// Normal
rawNormal.append(readNormal(ti, normalXform));
} else if ((cmd == "f") && currentTriList) {
// Face
// Read each vertex
while (ti.hasMore() && (ti.peek().type() != Token::NEWLINE)) {
// Read one 3-part index
int v = ti.readNumber();
if (v < 0) {
v = rawVertex.size() + 1 + v;
}
int n = 0;
int t = 0;
if (ti.peek().type() == Token::SYMBOL) {
ti.readSymbol("/");
if (ti.peek().type() == Token::NUMBER) {
t = ti.readNumber();
if (t < 0) {
t = rawTexCoord.size() + 1 + t;
}
}
if (ti.peek().type() == Token::SYMBOL) {
ti.readSymbol("/");
if (ti.peek().type() == Token::NUMBER) {
n = ti.readNumber();
if (n < 0) {
n = rawNormal.size() + 1 + n;
}
}
}
}
// Switch to zero-based indexing
--v;
--n;
--t;
faceTempIndex.append(v, t, n);
}
alwaysAssertM(faceTempIndex.size() >= 3*3, "Face with fewer than three vertices in model.");
numTris += (faceTempIndex.size()/3) - 2;
// The faceTempIndex is now a triangle fan. Convert it to a triangle list and use unique vertices
for (int i = 2; i < faceTempIndex.size()/3; ++i) {
// Always start with vertex 0
cookVertex.append(faceTempIndex[0]);
cookTexCoord.append(faceTempIndex[1]);
cookNormal.append(faceTempIndex[2]);
// The vertex just before the one we're adding
int j = (i - 1) * 3;
cookVertex.append(faceTempIndex[j]);
cookTexCoord.append(faceTempIndex[j+1]);
cookNormal.append(faceTempIndex[j+2]);
// The vertex we're adding
j = i * 3;
cookVertex.append(faceTempIndex[j]);
cookTexCoord.append(faceTempIndex[j+1]);
cookNormal.append(faceTempIndex[j+2]);
// Update the index array to contain the three vertices we just added
currentTriList->cpuIndex.append(cookVertex.size() - 3, cookVertex.size() - 2, cookVertex.size() - 1);
}
faceTempIndex.fastClear();
}
// Read until the end of the line
while (ti.hasMore() && (ti.read().type() != Token::NEWLINE));
}
}
debugPrintf("Creating TriLists\n");
// Copy geometry
const int N = cookVertex.size();
part.geometry.vertexArray.resize(N);
for (int i = 0; i < N; ++i) {
part.geometry.vertexArray[i] = rawVertex[cookVertex[i]];
}
// Optional normals
if (rawNormal.size() > 0) {
part.geometry.normalArray.resize(N);
for (int i = 0; i < N; ++i) {
part.geometry.normalArray[i] = rawNormal[cookNormal[i]];
}
}
// Optional texcoords
if (rawTexCoord.size() > 0) {
part.texCoordArray.resize(N);
for (int i = 0; i < N; ++i) {
part.texCoordArray[i] = rawTexCoord[cookTexCoord[i]];
}
}
// Create trilists
for (Table<std::string, TriListSpec*>::Iterator it = groupTable.begin(); it.hasMore(); ++it) {
TriListSpec* s = it->value;
Material::Ref material;
if (materialLibrary.containsKey(s->materialName)) {
material = materialLibrary[s->materialName];
} else {
material = Material::createDiffuse(Color3::white() * 0.8f);
debugPrintf("Warning: unrecognized material: %s\n", s->materialName.c_str());
}
Part::TriList::Ref triList = part.newTriList(material);
triList->twoSided = false;
triList->indexArray = s->cpuIndex;
}
groupTable.deleteValues();
groupTable.clear();
debugPrintf("Done loading. %d vertices, %d faces, %d frames\n\n", cookVertex.size(), numTris, N);
loadTimer.after("Loading");
}
