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// Copyright 2009-2021 Intel Corporation
// SPDX-License-Identifier: Apache-2.0
#include "scene.h"
namespace embree
{
extern "C" int g_instancing_mode;
TutorialScene::TutorialScene() {
}
TutorialScene::~TutorialScene() {
}
void TutorialScene::add(Ref<SceneGraph::GroupNode> group)
{
for (auto& node : group->children)
{
if (Ref<SceneGraph::LightNode> lightNode = node.dynamicCast<SceneGraph::LightNode>()) {
lights.push_back(lightNode);
}
else if (Ref<SceneGraph::PerspectiveCameraNode> cameraNode = node.dynamicCast<SceneGraph::PerspectiveCameraNode>()) {
cameras.push_back(cameraNode);
}
else {
geometries.push_back(node);
}
}
}
unsigned TutorialScene::materialID(Ref<SceneGraph::MaterialNode> material)
{
if (material->id == -1) {
materials.push_back(material);
material->id = unsigned(materials.size()-1);
}
return material->id;
}
void TutorialScene::print_camera_names ()
{
if (cameras.size() == 0) {
std::cout << "no cameras inside the scene" << std::endl;
return;
}
for (size_t i=0; i<cameras.size(); i++)
std::cout << "camera " << i << ": " << cameras[i]->name << std::endl;
}
Ref<SceneGraph::PerspectiveCameraNode> TutorialScene::getDefaultCamera()
{
if (cameras.size()) return cameras[0];
return nullptr;
}
Ref<SceneGraph::PerspectiveCameraNode> TutorialScene::getCamera(const std::string& name)
{
for (size_t i=0; i<cameras.size(); i++)
if (cameras[i]->name == name) return cameras[i];
THROW_RUNTIME_ERROR("camera \"" + name +"\" not found");
}
};
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