本文整理汇总了C++中Aggregate::findPrimitive方法的典型用法代码示例。如果您正苦于以下问题：C++ Aggregate::findPrimitive方法的具体用法？C++ Aggregate::findPrimitive怎么用？C++ Aggregate::findPrimitive使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类Aggregate的用法示例。
在下文中一共展示了Aggregate::findPrimitive方法的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: colors
void colors(Scene* &scene, Camera* &camera, QtFilm* &film) {
// Create scene
scene = new Scene(new ListAggregate());
*scene << new SkyLight(Spectrum(0xF0FAFF).getColor());
// Import cornel box
AssimpImporter importer;
importer.setDefaultMaterial(Main::matte);
Aggregate* model = new BVHAccelerator();
importer.importModel(model, "/Users/gael/Desktop/Courses/CSE_168/models/scenes/colors.dae", &camera);
std::shared_ptr<Primitive> lightPrimitive = model->findPrimitive("areaLight");
TransformedPrimitive* lightTransformed = nullptr;
GeometricPrimitive* lightGeometric = nullptr;
Mesh* lightShape = nullptr;
if ((lightTransformed = dynamic_cast<TransformedPrimitive*>(lightPrimitive.get()))) {
if ((lightGeometric
= dynamic_cast<GeometricPrimitive*>(lightTransformed->getPrimitive().get()))) {
lightShape = dynamic_cast<Mesh*>(lightGeometric->getShape());
}
}
const int numMaterials = 7;
Glossy* materials[numMaterials];
for (int i = 0; i < numMaterials; ++i) {
materials[i] = new Glossy();
materials[i]->setIndexIn(2.3f);
materials[i]->setIndexOut(1.0003f);
materials[i]->setRoughness(0.2f);
}
materials[0]->setColor(Spectrum(0xFF3D98).getColor());
materials[1]->setColor(Spectrum(0xABFF3D).getColor());
materials[2]->setColor(Spectrum(0x3DAEFF).getColor());
materials[3]->setColor(Spectrum(0xFFA13D).getColor());
materials[4]->setColor(Spectrum(0x3DDFFF).getColor());
materials[5]->setColor(Spectrum(0xFF3D3D).getColor());
materials[6]->setColor(Spectrum(0x3DFFCF).getColor());
// Models
for (int i = 0; i <= 47; ++i) {
std::stringstream name;
name << "stand" << i;
std::shared_ptr<GeometricPrimitive> cube = Main::findPrimitive<GeometricPrimitive>(model, name.str());
cube->setMaterial(materials[rand() % numMaterials]);
}
// Create area light using model light shape
if (lightShape) {
// Transform light so its triangles are in world space
const Transform& t = lightTransformed->getTransform();
AreaLight* areaLight = AreaLight::CreateFromMesh(lightShape, t);
areaLight->setColor(vec3(1.0f, 1.0f, 1.0f));
areaLight->setIntensity(50.0f);
lightGeometric->setAreaLight(areaLight);
*scene << areaLight;
} else {
DirectionalLight* light = new DirectionalLight();
light->setSpectrum(Spectrum(vec3(1.0f, 1.0f, 1.0f)));
light->setIntensity(2.0f);
light->setDirection(vec3(2.0f, -3.0f, -2.0f));
*scene << light;
}
// Build acceleration structures
Main::buildAccelerationStructures(model);
*scene << model;
// Create camera
PerspectiveCamera* perspectiveCamera = nullptr;
if (!camera) {
perspectiveCamera = new PerspectiveCamera();
perspectiveCamera->lookAt(vec3(-0.5f, 3.7f, 10.58f), vec3(-0.5f, 3.7f, 9.58f));
} else {
perspectiveCamera = dynamic_cast<PerspectiveCamera*>(camera);
if (!perspectiveCamera) {
qDebug() << "Wrong camera type";
abort();
}
}
film = new QtFilm(vec2(1280.f, 720.f)/1.0f);
perspectiveCamera->setFilm(film);
//perspectiveCamera->setVFov(45.f);
perspectiveCamera->setAspect(film->resolution.x/film->resolution.y);
camera = perspectiveCamera;
}