TEST(Transformable_objects, have_a_left_and_right_direction_along_the_x_axis)
{
Transformable t;
EXPECT_EQ( Transformable::X_AXIS, t.left());
EXPECT_EQ(-Transformable::X_AXIS, t.right());
}
TEST(Transformable_objects, have_a_up_and_down_direction_along_the_y_axis)
{
Transformable t;
EXPECT_EQ( Transformable::Y_AXIS, t.up());
EXPECT_EQ(-Transformable::Y_AXIS, t.down());
}
TEST(Transformable_objects, have_a_forward_and_backward_direction_along_the_z_axis)
{
Transformable t;
EXPECT_EQ( Transformable::Z_AXIS, t.forward());
EXPECT_EQ(-Transformable::Z_AXIS, t.backward());
}
unsigned long Serialization::unserialize(const std::vector<char> &buf, Transformable &tr_data, unsigned long start_loc)
{
// delete all existing items
tr_data.clear();
unsigned long names_arg_sz;
unsigned long n_rec;
unsigned long bytes_read;
size_t i_start = 0;
// get size of names record
i_start = start_loc;
w_memcpy_s(&names_arg_sz, sizeof(names_arg_sz), buf.data()+i_start, sizeof(names_arg_sz));
i_start += sizeof(names_arg_sz);
unique_ptr<char[]> names_buf(new char[names_arg_sz]);
w_memcpy_s(names_buf.get(), sizeof(char)*names_arg_sz, buf.data()+i_start, sizeof(char)*names_arg_sz);
i_start += sizeof(char)*names_arg_sz;
w_memcpy_s(&n_rec, sizeof(n_rec), buf.data()+i_start, sizeof(n_rec));
i_start += sizeof(n_rec);
// build transformable data set
double *value_ptr = (double *) ( buf.data()+i_start);
vector<string> names_vec;
tokenize(strip_cp(string(names_buf.get(), names_arg_sz)), names_vec);
assert(names_vec.size() == n_rec);
for (unsigned long i=0; i< n_rec; ++i)
{
tr_data.insert(names_vec[i], *(value_ptr+i));
}
bytes_read = i_start + n_rec * sizeof(double);
return bytes_read;
}
CollisionEvent CollisionGrid::cast(const ray& r, CollisionObject* ignore) {
CollisionEvent e;
e.intersected = false;
std::list<vec2> grid_list;
rayGridIntersections(r, grid_list);
for(std::list<vec2>::iterator g = grid_list.begin(); g != grid_list.end(); g++) {
int len = grid_list.size();
int x = (*g)[0];
int y = (*g)[1];
if(x < 0) continue;
if(x >= size_x) continue;
if(y < 0) continue;
if(y >= size_y) continue;
std::list<CollisionObject*>& lst = grid[x+y*size_x];
for(std::list<CollisionObject*>::iterator obj = lst.begin(); obj != lst.end(); obj++) {
if(ignore == (*obj)) continue;
Transformable* t = (Transformable*)((*obj)->script)->getLink(LINK_TRANSFORMABLE);
vec3 p = t->getPosition();
float radius = (*obj)->radius;
vec2 closestP;
float distance;
if(!rayCircleIntersection(r, vec2(p[0], p[2]), radius, closestP, distance)) {
continue;
} else {
e.distance = distance;
e.intersected = true;
e.obj_script = (*obj)->script;
e.obj_type = (*obj)->type;
return e;
}
}
}
return e;
}
TEST(Transformable_objects, have_a_position_rotation_and_scaling)
{
Transformable t;
EXPECT_EQ(vec3(0,0,0), t.position());
EXPECT_EQ(vec3(1,1,1), t.scaling());
EXPECT_EQ(quat(0,0,0,1), t.rotation());
}
TEST(Transformable_objects, have_a_translation_matrix_to_move_form_model_space_to_world_space)
{
Transformable model;
vec3 pInModelSpace(1,1,1), pInWorldSpace(2,3,4);
model.moveTo(1,2,3);
EXPECT_EQ(pInWorldSpace, (model.translationMatrix() * vec4(pInModelSpace,1)).xyz());
}
Transformable
ServerFont::EmbeddedTransformation() const
{
// TODO: cache this?
Transformable transform;
transform.ShearBy(B_ORIGIN, (90.0 - fShear) * M_PI / 180.0, 0.0);
transform.RotateBy(B_ORIGIN, -fRotation * M_PI / 180.0);
return transform;
}
void TranScale::reverse(Transformable &data)
{
Transformable::iterator data_iter, data_end = data.end();
for (map<string,double>::const_iterator b=items.begin(), e=items.end();
b!=e; ++b) {
data_iter = data.find(b->first);
if (data_iter != data_end)
{
(*data_iter).second /= b->second;
}
}
}
TEST(Transformable_objects, have_a_rotation_matrix_to_move_from_model_space_to_world_space__x_axis_only)
{
Transformable model;
vec3 pInModelSpace(2,0,0), pInWorldSpace(2,0,0);
vec3 qInModelSpace(0,2,0), qInWorldSpace(0,0,2);
vec3 rInModelSpace(0,0,2), rInWorldSpace(0,-2,0);
model.rotateTo(Transformable::X_AXIS, toRadian(90));
EXPECT_EQ(pInWorldSpace, (model.rotationMatrix() * vec4(pInModelSpace,1)).xyz());
EXPECT_EQ(qInWorldSpace, (model.rotationMatrix() * vec4(qInModelSpace,1)).xyz());
EXPECT_EQ(rInWorldSpace, (model.rotationMatrix() * vec4(rInModelSpace,1)).xyz());
}
///////////////// TranOffset Methods /////////////////
void TranOffset::forward(Transformable &data)
{
Transformable::iterator data_iter, data_end = data.end();
for (map<string,double>::const_iterator b=items.begin(), e=items.end();
b!=e; ++b) {
data_iter = data.find(b->first);
if (data_iter != data_end)
{
(*data_iter).second += (*b).second;
}
}
}
void TranLog10::reverse(Transformable &data)
{
Transformable::iterator data_iter, data_end = data.end();
for (set<string>::const_iterator b=items.begin(), e=items.end(); b!=e; ++b)
{
data_iter = data.find(*b);
if (data_iter != data_end)
{
(*data_iter).second = pow(10.0, (*data_iter).second);
}
}
}
void TranNormalize::d2_to_d1(Transformable &del_data, Transformable &data)
{
Transformable::iterator del_data_iter, del_data_end = del_data.end();
for (map<string, NormData>::const_iterator b = items.begin(), e = items.end();
b != e; ++b) {
del_data_iter = del_data.find(b->first);
if (del_data_iter != del_data_end)
{
(*del_data_iter).second *= b->second.scale;
}
}
reverse(data);
}
TEST(Transformable_objects, have_a_scaling_matrix_to_move_from_model_space_to_world_space)
{
Transformable model;
vec3 pInModelSpace(1,1,1), pInWorldSpace(1,2,3);
vec3 qInModelSpace(0,0,0), qInWorldSpace(0,0,0);
vec3 rInModelSpace(2,2,2), rInWorldSpace(2,4,6);
model.scaleTo(1,2,3);
EXPECT_EQ(pInWorldSpace, (model.scalingMatrix() * vec4(pInModelSpace,1)).xyz());
EXPECT_EQ(qInWorldSpace, (model.scalingMatrix() * vec4(qInModelSpace,1)).xyz());
EXPECT_EQ(rInWorldSpace, (model.scalingMatrix() * vec4(rInModelSpace,1)).xyz());
}
void TranNormalize::reverse(Transformable &data)
{
Transformable::iterator data_iter, data_end = data.end();
for (map<string,NormData>::const_iterator b=items.begin(), e=items.end();
b!=e; ++b) {
data_iter = data.find(b->first);
if (data_iter != data_end)
{
(*data_iter).second /= b->second.scale;
(*data_iter).second -= b->second.offset;
}
}
}
TEST(Transformable_objects, can_be_aligned_with_direction_using_alignWith)
{
Transformable t;
t.moveTo(5,5,5);
vec3 direction(1,0,-1);
t.alignWith(direction);
EXPECT_EQ(normalize(direction), t.forward());
EXPECT_EQ(vec3(5,5,5), t.position());
}
void TranScale::d1_to_d2(Transformable &del_data, Transformable &data)
{
Transformable::iterator del_data_iter, del_data_end = del_data.end();
for (map<string, double>::const_iterator b = items.begin(), e = items.end();
b != e; ++b) {
del_data_iter = del_data.find(b->first);
if (del_data_iter != del_data_end)
{
(*del_data_iter).second /= b->second;
}
}
forward(data);
}
// BoundingBox
BRect
Painter::BoundingBox(const char* utf8String, uint32 length,
const BPoint& baseLine) const
{
Transformable transform;
transform.TranslateBy(baseLine);
BRect dummy;
return fTextRenderer->RenderString(utf8String,
length,
fFontRendererSolid,
fFontRendererBin,
transform, dummy, true);
}
void
VectorPath::ApplyTransform(const Transformable& transform)
{
if (transform.IsIdentity())
return;
for (int32 i = 0; i < fPointCount; i++) {
transform.Transform(&(fPath[i].point));
transform.Transform(&(fPath[i].point_out));
transform.Transform(&(fPath[i].point_in));
}
_NotifyPathChanged();
}
void CollisionGrid::add(Script* script, int type, float radius) {
Transformable* t = (Transformable*)script->getLink(LINK_TRANSFORMABLE);
if(!t) return;
vec3 pos = t->getPosition();
int x = pos[0], y = pos[2];
CollisionObject* obj = new CollisionObject;
obj->script = script;
obj->type = type;
obj->radius = radius;
objects.push_back(obj);
script->setCollisionObject(obj);
update(0.f);
}
void TranLog10::d1_to_d2(Transformable &del_data, Transformable &data)
{
forward(data);
Transformable::iterator del_data_iter, del_data_end = del_data.end();
for (set<string>::const_iterator b = items.begin(), e = items.end(); b != e; ++b)
{
del_data_iter = del_data.find(*b);
if (del_data_iter != del_data_end)
{
double d1 = data.get_rec(*b);
double factor = pow(10.0, d1) * log(10.0);
(*del_data_iter).second *= factor;
}
}
}
void TranTied::forward(Transformable &data)
{
for (map<string, pair_string_double>::iterator ii = items.begin(); ii != items.end(); ++ii)
{
data.erase(ii->first);
}
}
///////////////// TranFixed Methods /////////////////
void TranFixed::forward(Transformable &data)
{
for (map<string,double>::iterator b=items.begin(), e=items.end(); b!=e; ++b)
{
data.erase(b->first);
}
}
void TranLog10::d2_to_d1(Transformable &del_data, Transformable &data)
{
reverse(data);
Transformable::iterator del_data_iter, del_data_end = del_data.end();
for (set<string>::const_iterator b = items.begin(), e = items.end(); b != e; ++b)
{
del_data_iter = del_data.find(*b);
if (del_data_iter != del_data_end)
{
double d2 = data.get_rec(*b);
double factor = 1.0 / (d2 * log(10.0));
(*del_data_iter).second *= factor;
}
}
reverse(data);
}
void TranFixed::reverse(Transformable &data)
{
for (map<string,double>::iterator b=items.begin(), e=items.end(); b!=e; ++b)
{
data.insert(b->first, b->second);
}
}
void TranTied::reverse(Transformable &data)
{
string const *base_name;
double *factor;
Transformable::iterator base_iter;
for (map<string, pair_string_double>::iterator b=items.begin(), e=items.end();
b!=e; ++b)
{
base_name = &(b->second.first);
factor = &(b->second.second);
base_iter = data.find(*base_name);
if (base_iter != data.end())
{
data.insert(b->first, (*base_iter).second * (*factor));
}
}
}
TEST(Transformable_objects, can_be_rotated)
{
Transformable t;
quat rotationX(Transformable::X_AXIS, toRadian(90));
quat rotationY(Transformable::Y_AXIS, toRadian(180));
EXPECT_EQ(quat(0,0,0,1), t.rotation());
t.rotateTo(rotationX);
EXPECT_EQ(normalize(rotationX), t.rotation());
t.rotateTo(Transformable::Y_AXIS, toRadian(180));
EXPECT_EQ(normalize(rotationY), t.rotation());
t.rotate(quat(Transformable::X_AXIS, toRadian(90)));
EXPECT_EQ(normalize(rotationX * rotationY), t.rotation());
t.rotate(Transformable::X_AXIS, toRadian(-90));
EXPECT_EQ(normalize(rotationY), t.rotation());
}
void TranFixed::d2_to_d1(Transformable &del_data, Transformable &data)
{
for (map<string, double>::iterator b = items.begin(), e = items.end(); b != e; ++b)
{
del_data.insert(b->first, 0.0);
}
reverse(data);
}
void CollisionGrid::update(float frameDelta) {
//if(!grid) return;
for(boost::unordered_map<int, std::list<CollisionObject*> >::iterator lst = grid.begin(); lst != grid.end(); lst++) {
lst->second.clear();
}
// memset(walk_grid, 0, sizeof(bool)*size_x*size_y);
for(std::list<CollisionObject*>::iterator obj = objects.begin(); obj != objects.end(); obj++) {
Transformable* t = (Transformable*)((*obj)->script->getLink(LINK_TRANSFORMABLE));
vec3 p = t->getPosition();
float r = (*obj)->radius;
int x = p[0], y = p[2];
walk_grid[x+y*size_x] = 1;
grid[x+y*size_x].push_back(*obj);
}
}
TEST(Transformable_objects, can_be_moved)
{
Transformable t;
EXPECT_EQ(vec3(0,0,0), t.position());
t.moveTo(1,1,1);
EXPECT_EQ(vec3(1,1,1), t.position());
t.moveTo(vec3(5,5,5));
EXPECT_EQ(vec3(5,5,5), t.position());
t.move(vec3(-1,-1,-1), 3);
EXPECT_EQ(vec3(2,2,2), t.position());
}