void CSlingshotEngine::buildSlingshot()
{
Matrix44 transformation;
setTranslation(transformation, Vector3(0.0f, -8.0f, -15.0f));
SceneFactory::CreateBox(NULL, transformation, Vector3(1.0f, 2.0f, 1.0f), EntityCategories::SLINGSHOT, false);
m_pSlingshotBaseNode = GazEngine::getWorldRepresentations()[0]->getChildren().back();
transformation.setIdentity();
setTranslation(transformation, Vector3(-1.6f, 3.3f, 0.0f));
rotate(transformation, Math::PI * 0.2f, Vector4(0.0f, 0.0f, 1.0f, 1.0f));
SceneFactory::CreateBox(m_pSlingshotBaseNode, transformation, Vector3(0.5f, 2.0f, 0.5f),
EntityCategories::SLINGSHOT, false);
SimpleTree* pArmNode = m_pSlingshotBaseNode->getChildren().back();
transformation.setIdentity();
setTranslation(transformation, Vector3(0.0f, 2.0f, 0.0f));
m_pArm0Body = SceneFactory::CreateSphere(pArmNode, transformation, EntityCategories::SLINGSHOT, 1.0f);
transformation.setIdentity();
setTranslation(transformation, Vector3(1.6f, 3.3f, 0.0f));
rotate(transformation, Math::PI * -0.2f, Vector4(0.0f, 0.0f, 1.0f, 1.0f));
SceneFactory::CreateBox(m_pSlingshotBaseNode, transformation, Vector3(0.5f, 2.0f, 0.5f),
EntityCategories::SLINGSHOT, false);
pArmNode = m_pSlingshotBaseNode->getChildren().back();
transformation.setIdentity();
setTranslation(transformation, Vector3(0.0f, 2.0f, 0.0f));
m_pArm1Body = SceneFactory::CreateSphere(pArmNode, transformation, EntityCategories::SLINGSHOT, 1.0f);
}
void Matrix44::setRotation(double radians, Vector axis){
assert(axis.size() == 3);
Matrix44 r = Matrix44();
Matrix44 aux = Matrix44();;
aux.setIdentity();
aux.setPosition(m[3],m[7],m[11]);
r.setRotationMatrix(radians, axis);
operator=(r*aux);
}
Matrix44 SimpleSceneGraph::getAbsoluteTransform() const
{
Matrix44 absoluteMatrix;
absoluteMatrix.setIdentity();
const SceneGraph* currentGraph = this;
while (currentGraph != nullptr)
{
absoluteMatrix *= currentGraph->getTransform();
currentGraph = currentGraph->getParent();
}
return absoluteMatrix;
}
Matrix44 SimpleTree::getAbsoluteTransformation() const
{
Matrix44 absoluteMatrix;
absoluteMatrix.setIdentity();
const SimpleTree* currentNode = this;
while (currentNode != NULL)
{
absoluteMatrix *= currentNode->getTransformation();
currentNode = currentNode->getParent();
}
return absoluteMatrix;
}
void runModelMathTests(const Vector3& position)
{
unique_ptr<Entity> test(new Entity);
setPosition(test->getTransform(), position);
ModelFactory::Recipe cubeRecipe;
cubeRecipe.shape = ModelFactory::Recipe::Shape::BOX;
cubeRecipe.color = Vector4(1.0f, 0.0f, 0.0f, 1.0f);
cubeRecipe.dimensions = Vector3(2.0f, 2.0f, 2.0f);
unique_ptr<Mesh> cube = ModelFactory::cookMesh(cubeRecipe);
Matrix44 relativeTransform;
relativeTransform.setIdentity();
setPosition(relativeTransform, Vector3(1.0f, 1.0f, 1.0f));
unique_ptr<Mesh> cubeMinusCube = ModelFunctions::subtract(*cube, *cube, relativeTransform);
ModelFactory::Recipe cylinderRecipe;
cylinderRecipe.shape = ModelFactory::Recipe::Shape::CYLINDER;
cylinderRecipe.color = Vector4(1.0f, 0.0f, 0.0f, 1.0f);
cylinderRecipe.dimensions = Vector3(0.6f, 10.0f, 0.0f);
cylinderRecipe.divisions = 5;
unique_ptr<Mesh> cylinder = ModelFactory::cookMesh(cylinderRecipe);
ModelFactory::Recipe hemisphereRecipe;
hemisphereRecipe.shape = ModelFactory::Recipe::Shape::HEMISPHERE;
hemisphereRecipe.color = Vector4(1.0f, 0.0f, 0.0f, 1.0f);
hemisphereRecipe.dimensions = Vector3(2.0f, 0.0f, 0.0f);
unique_ptr<Mesh> hemisphere = ModelFactory::cookMesh(hemisphereRecipe);
ModelFactory::Recipe prismRecipe;
prismRecipe.shape = ModelFactory::Recipe::Shape::PRISM;
prismRecipe.color = Vector4(1.0f, 0.0f, 0.0f, 1.0f);
prismRecipe.dimensions = Vector3(1.0f, 1.0f, 1.0f);
unique_ptr<Mesh> prism = ModelFactory::cookMesh(prismRecipe);
ModelFactory::Recipe sphereRecipe;
sphereRecipe.shape = ModelFactory::Recipe::Shape::SPHERE;
sphereRecipe.color = Vector4(1.0f, 0.0f, 0.0f, 1.0f);
sphereRecipe.dimensions = Vector3(2.0f, 0.0f, 0.0f);
unique_ptr<Mesh> sphere = ModelFactory::cookMesh(sphereRecipe);
unique_ptr<Mesh> triangle = ModelFactory::createTriangleMesh(Vector3(0.0f, 1.0f, 0.0f),
Vector3(-1.0f, -2.0f, 0.0f),
Vector3(1.0f, -2.0f, 0.0f),
shared_ptr<MeshBuffer>(),
Vector4(1.0f, 0.0f, 0.0f, 1.0f));
setPosition(relativeTransform, Vector3(0.0f, 0.0f, 5.0f));
unique_ptr<Mesh> triangleMinusCylinder = ModelFunctions::subtract(*triangle, *cylinder, relativeTransform);
unique_ptr<Mesh> prismMinusCylinder = ModelFunctions::subtract(*prism, *cylinder, relativeTransform);
unique_ptr<Model> model(new Model);
//model->setMesh(move(cube));
model->setMesh(move(cubeMinusCube));
//model->setMesh(move(cylinder));
//model->setMesh(move(hemisphere));
//model->setMesh(move(prism));
//model->setMesh(move(sphere));
//model->setMesh(move(triangle));
//model->setMesh(move(triangleMinusCylinder));
//model->setMesh(move(prismMinusCylinder));
unique_ptr<Shape> bounds(new Square(1.0f));
model->setBounds(move(bounds));
test->addComponent(move(model));
Simplicity::getScene()->addEntity(move(test));
}