Method onGUI

SIBR_viewers/src/core/view/InteractiveCameraHandler.cpp:521–726

	}

	void InteractiveCameraHandler::onGUI(const std::string& suffix) {

		const std::string fullName = (suffix);


		// Saving camera.
		if (ImGui::Begin(fullName.c_str())) {

			ImGui::PushScaledItemWidth(130);
			ImGui::Combo("Mode", (int*)&_currentMode, "FPS\0Orbit\0Interp.\0Trackball\0None\0\0");
			switchMode(_currentMode);
			ImGui::SameLine();
			if (ImGui::Button("Load camera")) {
				std::string selectedFile;
				if (sibr::showFilePicker(selectedFile, Default)) {
					if (!selectedFile.empty()) {
						sibr::InputCamera savedCam;
						savedCam.loadFromBinary(selectedFile);
						SIBR_LOG << "Loaded saved camera (" << selectedFile << ")." << std::endl;
						fromCamera(savedCam, false);
					}
				}
			}

			ImGui::SameLine();
			if (ImGui::Button("Save camera (bin)")) {
				std::string selectedFile;
				if (sibr::showFilePicker(selectedFile, Save)) {
					if (!selectedFile.empty()) {
						if (selectedFile[selectedFile.size() - 1] == '/' || selectedFile[selectedFile.size() - 1] == '\\') {
							selectedFile.append("default_camera.bin");
						}
						_currentCamera.saveToBinary(selectedFile);
						SIBR_LOG << "Saved camera (" << selectedFile << ")." << std::endl;
					}
				}
			}


			ImGui::Separator();
			if (ImGui::Button("Snap to closest")) {
				_currentCamId = findNearestCamera(_interpPath);
				snapToCamera(_currentCamId);
			}
			ImGui::SameLine();
			if (ImGui::InputInt("Snap to", &_currentCamId, 1, 10)) {
				_currentCamId = sibr::clamp(_currentCamId, 0, int(_interpPath.size()) - 1);
				snapToCamera(_currentCamId);
			}

			if (_currentMode == TRACKBALL) {
				ImGui::SameLine();
				ImGui::Checkbox("Show trackball", &_trackball.drawThis);
			}

			if (ImGui::InputFloat("Fov Y", &_cameraFovDeg, 1.0f, 5.0f)) {
				_cameraFovDeg = sibr::clamp(_cameraFovDeg, 1.0f, 180.0f);
				_currentCamera.fovy(_cameraFovDeg * float(M_PI) / 180.0f);