mirror of
https://github.com/OpenSpace/OpenSpace.git
synced 2026-01-07 04:00:37 -06:00
390 lines
17 KiB
C++
390 lines
17 KiB
C++
#include <openspace/util/openspacemodule.h>
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#include <openspace/documentation/documentation.h>
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#include <modules/skybrowser/skybrowsermodule.h>
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#include <modules/skybrowser/include/utility.h>
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#include <modules/skybrowser/include/screenspaceskybrowser.h>
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#include <modules/skybrowser/include/screenspaceskytarget.h>
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#include <modules/skybrowser/include/renderableskybrowser.h>
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#include <modules/base/rendering/screenspaceimagelocal.h>
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#include <modules/base/rendering/renderableplaneimagelocal.h>
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#include <openspace/engine/globals.h>
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#include <openspace/engine/moduleengine.h>
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#include <openspace/rendering/renderengine.h>
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#include <openspace/scripting/scriptengine.h>
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#include <openspace/interaction/navigationhandler.h>
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#include <openspace/util/camera.h>
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#include <openspace/util/distanceconstants.h>
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#include <ghoul/misc/dictionaryluaformatter.h>
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#include <ghoul/filesystem/filesystem.h>
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#include <ghoul/fmt.h>
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#include <ghoul/glm.h>
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#include <ghoul/logging/logmanager.h>
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#include <ghoul/misc/assert.h>
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#include <glm/gtx/string_cast.hpp>
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#include <glm/gtx/vector_angle.hpp>
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#include <fstream>
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#include <sstream>
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#include <thread>
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#include <limits>
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namespace {
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constexpr const char _loggerCat[] = "SkyBrowserModule";
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} // namespace
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namespace openspace::skybrowser::luascriptfunctions {
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int selectImage(lua_State* L) {
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// Load image
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ghoul::lua::checkArgumentsAndThrow(L, 1, "lua::selectImage");
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const int i = ghoul::lua::value<int>(L, 1);
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SkyBrowserModule* module = global::moduleEngine->module<SkyBrowserModule>();
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ScreenSpaceSkyBrowser* selectedBrowser = module->getSkyBrowsers()[module->getSelectedBrowserIndex()];
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if (selectedBrowser) {
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ScreenSpaceSkyTarget* selectedTarget = selectedBrowser->getSkyTarget();
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ImageData& resultImage = module->getWWTDataHandler()->getLoadedImages()[i];
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// Load image, if the image has not been loaded yet
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if (resultImage.id == ImageData::NO_ID) {
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LINFO("Loading image " + resultImage.name);
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selectedBrowser->addImage(resultImage);
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}
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// If the image has coordinates, move the target
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if (resultImage.hasCelestCoords) {
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// Animate the target to the image coord position
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if (selectedTarget) {
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selectedTarget->unlock();
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selectedTarget->startAnimation(resultImage.celestCoords, resultImage.fov);
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glm::dvec3 imgCoordsOnScreen = J2000SphericalToScreenSpace(resultImage.celestCoords);
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glm::vec2 windowRatio = global::windowDelegate->currentWindowSize();
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float r = windowRatio.x / windowRatio.y;
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// Check if image coordinate is within current FOV
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bool coordIsWithinView = (abs(imgCoordsOnScreen.x) < r && abs(imgCoordsOnScreen.y) < 1.f && imgCoordsOnScreen.z < 0);
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bool coordIsBehindCamera = imgCoordsOnScreen.z > 0;
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// If the coordinate is not in view, rotate camera
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if (!coordIsWithinView || coordIsBehindCamera) {
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module->startRotation(resultImage.celestCoords);
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}
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}
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}
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}
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else {
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LINFO("No browser selected!");
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}
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return 0;
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}
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int moveCircleToHoverImage(lua_State* L) {
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// Load image
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ghoul::lua::checkArgumentsAndThrow(L, 1, "lua::moveCircleToHoverImage");
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const int i = ghoul::lua::value<int>(L, 1);
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SkyBrowserModule* module = global::moduleEngine->module<SkyBrowserModule>();
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const ImageData& resultImage = module->getWWTDataHandler()->getLoadedImages()[i];
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// Only move and show circle if the image has coordinates
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if (resultImage.hasCelestCoords) {
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// Make circle visible
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ScreenSpaceImageLocal* hoverCircle = dynamic_cast<ScreenSpaceImageLocal*>(global::renderEngine->screenSpaceRenderable("HoverCircle"));
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hoverCircle->property("Enabled")->set(true);
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// Calculate coords for the circle and translate
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glm::vec3 imageCoordsScreenSpace = skybrowser::J2000SphericalToScreenSpace(resultImage.celestCoords);
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hoverCircle->property("CartesianPosition")->set(imageCoordsScreenSpace);
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}
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return 0;
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}
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int disableHoverCircle(lua_State* L) {
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ghoul::lua::checkArgumentsAndThrow(L, 0, "lua::disableHoverCircle");
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ScreenSpaceImageLocal* hoverCircle = dynamic_cast<ScreenSpaceImageLocal*>(global::renderEngine->screenSpaceRenderable("HoverCircle"));
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hoverCircle->property("Enabled")->set(false);
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return 0;
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}
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int lockTarget(lua_State* L) {
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ghoul::lua::checkArgumentsAndThrow(L, 1, "lua::lockTarget");
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const int i = ghoul::lua::value<int>(L, 1);
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SkyBrowserModule* module = global::moduleEngine->module<SkyBrowserModule>();
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std::vector<ScreenSpaceSkyBrowser*> browsers = module->getSkyBrowsers();
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ScreenSpaceSkyTarget* target = browsers[i]->getSkyTarget();
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if (i < browsers.size()) {
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ScreenSpaceSkyTarget* target = browsers[i]->getSkyTarget();
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if (target) {
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target->lock();
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}
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}
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return 0;
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}
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int unlockTarget(lua_State* L) {
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ghoul::lua::checkArgumentsAndThrow(L, 1, "lua::unlockTarget");
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const int i = ghoul::lua::value<int>(L, 1);
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SkyBrowserModule* module = global::moduleEngine->module<SkyBrowserModule>();
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std::vector<ScreenSpaceSkyBrowser*> browsers = module->getSkyBrowsers();
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if (i < browsers.size()) {
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ScreenSpaceSkyTarget* target = browsers[i]->getSkyTarget();
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if (target) {
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target->unlock();
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}
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}
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return 0;
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}
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int loadImagesToWWT(lua_State* L) {
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// Load images from url
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ghoul::lua::checkArgumentsAndThrow(L, 0, "lua::loadImagesToWWT");
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SkyBrowserModule* module = global::moduleEngine->module<SkyBrowserModule>();
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// Load the collections here because here we know that the browser can execute javascript
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std::string root = "https://raw.githubusercontent.com/WorldWideTelescope/wwt-web-client/master/assets/webclient-explore-root.wtml";
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for (ScreenSpaceSkyBrowser* browser : module->getSkyBrowsers()) {
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if (!browser->hasLoadedCollections()) {
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browser->sendMessageToWWT(wwtmessage::loadCollection(root));
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browser->setHasLoadedCollections(true);
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}
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}
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return 0;
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}
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int getListOfImages(lua_State* L) {
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// Send image list to GUI
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ghoul::lua::checkArgumentsAndThrow(L, 0, "lua::getListOfImages");
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SkyBrowserModule* module = global::moduleEngine->module<SkyBrowserModule>();
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std::string root = "https://raw.githubusercontent.com/WorldWideTelescope/wwt-web-client/master/assets/webclient-explore-root.wtml";
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std::string hubble = "http://www.worldwidetelescope.org/wwtweb/catalog.aspx?W=hubble";
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std::string directory = absPath("${MODULE_SKYBROWSER}/WWTimagedata/");
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// If no data has been loaded yet, download the data from the web!
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if (module->getWWTDataHandler()->getLoadedImages().size() == 0) {
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module->loadImages(root, directory);
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}
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// Create Lua table to send to the GUI
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const std::vector<ImageData>& images = module->getWWTDataHandler()->getLoadedImages();
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lua_newtable(L);
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for (int i = 0; i < images.size(); i++) {
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std::string name = images[i].name != "" ? images[i].name : "undefined";
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std::string thumbnail = images[i].thumbnailUrl != "" ? images[i].thumbnailUrl : "undefined";
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glm::dvec3 cartCoords = skybrowser::sphericalToCartesian(images[i].celestCoords);
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std::vector<double> cartCoordsVec = { cartCoords.x, cartCoords.y, cartCoords.z };
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glm::dvec3 position = images[i].position3d;
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std::vector<double> position3d = { position.x, position.y, position.z };
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// Index for current ImageData
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ghoul::lua::push(L, i + 1);
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lua_newtable(L);
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// Push ("Key", value)
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ghoul::lua::push(L, "name", name);
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lua_settable(L, -3);
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ghoul::lua::push(L, "thumbnail", thumbnail);
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lua_settable(L, -3);
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ghoul::lua::push(L, "ra", images[i].celestCoords.x);
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lua_settable(L, -3);
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ghoul::lua::push(L, "dec", images[i].celestCoords.y);
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lua_settable(L, -3);
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ghoul::lua::push(L, "cartesianDirection", cartCoordsVec);
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lua_settable(L, -3);
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ghoul::lua::push(L, "hasCelestialCoords", images[i].hasCelestCoords);
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lua_settable(L, -3);
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ghoul::lua::push(L, "credits", images[i].credits);
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lua_settable(L, -3);
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ghoul::lua::push(L, "creditsUrl", images[i].creditsUrl);
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lua_settable(L, -3);
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ghoul::lua::push(L, "identifier", std::to_string(i));
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lua_settable(L, -3);
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ghoul::lua::push(L, "has3dCoords", images[i].has3dCoords);
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lua_settable(L, -3);
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ghoul::lua::push(L, "position3d", position3d);
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lua_settable(L, -3);
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// Set table for the current ImageData
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lua_settable(L, -3);
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}
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return 1;
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}
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int getTargetData(lua_State* L) {
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// Send image list to GUI
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ghoul::lua::checkArgumentsAndThrow(L, 0, "lua::getTargetData");
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SkyBrowserModule* module = global::moduleEngine->module<SkyBrowserModule>();
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lua_newtable(L);
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int index = 1;
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// Add the window data for OpenSpace
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ghoul::lua::push(L, index);
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index++;
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lua_newtable(L);
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// Get the view direction of the screen in cartesian J2000 coordinates
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glm::dvec3 camPos = global::navigationHandler->camera()->positionVec3();
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constexpr double infinity = std::numeric_limits<float>::max();
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glm::dvec3 galCoord = camPos + (infinity * global::navigationHandler->camera()->viewDirectionWorldSpace());
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glm::dvec3 cartesianJ2000 = skybrowser::galacticCartesianToJ2000Cartesian(galCoord);
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glm::dvec2 sphericalJ2000 = skybrowser::cartesianToSpherical(cartesianJ2000);
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// Convert to vector so ghoul can read it
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std::vector<double> viewDirCelestVec = { cartesianJ2000.x, cartesianJ2000.y, cartesianJ2000.z };
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// Calculate the smallest FOV of vertical and horizontal
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float HFOV = global::windowDelegate->getHorizFieldOfView();
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glm::vec2 windowRatio = global::windowDelegate->currentWindowSize();
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float VFOV = HFOV * (windowRatio.y / windowRatio.x);
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double FOV = std::min(HFOV, VFOV);
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// Push window data
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ghoul::lua::push(L, "windowHFOV", FOV);
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lua_settable(L, -3);
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ghoul::lua::push(L, "cartesianDirection", viewDirCelestVec);
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lua_settable(L, -3);
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ghoul::lua::push(L, "ra", sphericalJ2000.x);
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lua_settable(L, -3);
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ghoul::lua::push(L, "dec", sphericalJ2000.y);
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lua_settable(L, -3);
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ghoul::lua::push(L, "selectedBrowserIndex", module->getSelectedBrowserIndex());
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lua_settable(L, -3);
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// Set table for the current ImageData
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lua_settable(L, -3);
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// Pass data for all the browsers and the corresponding targets
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std::vector<ScreenSpaceSkyBrowser*> browsers = module->getSkyBrowsers();
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for (ScreenSpaceSkyBrowser* browser : browsers) {
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// Only add browsers that have an initialized target
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ScreenSpaceSkyTarget* target = browser->getSkyTarget();
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if (target) {
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glm::dvec2 celestialSpherical = target->getTargetDirectionCelestial();
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glm::dvec3 celestialCart = skybrowser::sphericalToCartesian(celestialSpherical);
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std::vector<double> celestialCartVec = { celestialCart.x, celestialCart.y, celestialCart.z };
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// Convert color to vector so ghoul can read it
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glm::ivec3 color = browser->_borderColor.value();
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std::vector<int> colorVec = { color.r, color.g, color.b };
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ghoul::lua::push(L, index);
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index++;
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lua_newtable(L);
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// Push ("Key", value)
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ghoul::lua::push(L, "FOV", browser->fieldOfView());
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lua_settable(L, -3);
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ghoul::lua::push(L, "cartesianDirection", celestialCartVec);
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lua_settable(L, -3);
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ghoul::lua::push(L, "ra", celestialSpherical.x);
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lua_settable(L, -3);
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ghoul::lua::push(L, "dec", celestialSpherical.y);
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lua_settable(L, -3);
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ghoul::lua::push(L, "color", colorVec);
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lua_settable(L, -3);
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// Set table for the current target
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lua_settable(L, -3);
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}
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}
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return 1;
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}
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int adjustCamera(lua_State* L) {
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ghoul::lua::checkArgumentsAndThrow(L, 1, "lua::adjustCamera");
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const int i = ghoul::lua::value<int>(L, 1);
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SkyBrowserModule* module = global::moduleEngine->module<SkyBrowserModule>();
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if (module->getSkyBrowsers().size() > i) {
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module->startRotation(module->getSkyBrowsers()[i]->getSkyTarget()->getTargetDirectionCelestial());
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}
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return 0;
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}
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int setSelectedBrowser(lua_State* L) {
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ghoul::lua::checkArgumentsAndThrow(L, 1, "lua::setSelectedBrowser");
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const int i = ghoul::lua::value<int>(L, 1);
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SkyBrowserModule* module = global::moduleEngine->module<SkyBrowserModule>();
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if (module->getSkyBrowsers().size() < i) {
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module->setSelectedBrowser(i);
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}
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return 0;
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}
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int create3dSkyBrowser(lua_State* L) {
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ghoul::lua::checkArgumentsAndThrow(L, 1, "lua::create3dSkyBrowser");
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// Image index to place in 3D
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const int i = ghoul::lua::value<int>(L, 1);
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SkyBrowserModule* module = global::moduleEngine->module<SkyBrowserModule>();
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ImageData image = module->getWWTDataHandler()->getLoadedImages()[i];
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// If the image has a 3D position, add it to the scene graph
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if (image.has3dCoords) {
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std::string id = "SkyBrowser" + std::to_string(i);
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glm::dvec3 position = image.position3d * distanceconstants::Parsec;
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std::string translation = ghoul::to_string(position);
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std::string guiPath = "/SkyBrowser";
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// Calculate the size of the plane with trigonometry
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// Calculate in equatorial coordinate system since the FOV is from Earth
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// /|
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// /_| Adjacent is the horizontal line, opposite the vertical
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// \ | Calculate for half the triangle first, then multiply with 2
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// \|
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glm::dvec3 j2000 = skybrowser::galacticCartesianToJ2000Cartesian(position);
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double adjacent = glm::length(j2000);
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double opposite = 2 * adjacent * glm::tan(image.fov * 0.5);
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// Calculate rotation to make the plane face the solar system barycenter
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glm::dvec3 normal = glm::normalize(-position);
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glm::dvec3 newRight = glm::normalize(
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glm::cross(glm::dvec3(0.0, 0.0, 1.0), normal)
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);
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glm::dvec3 newUp = glm::cross(normal, newRight);
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glm::dmat3 originOrientedRotation = glm::dmat3(1.0);
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originOrientedRotation[0] = newRight;
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originOrientedRotation[1] = newUp;
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originOrientedRotation[2] = normal;
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const std::string browser = "{"
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"Identifier = '" + id + "',"
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"Parent = 'SolarSystemBarycenter',"
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"Renderable = {"
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"Type = 'RenderableSkyBrowser',"
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"Size = " + std::to_string(opposite) +","
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"Origin = 'Center',"
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"Billboard = false,"
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"Url = 'http://localhost:8000'"
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"},"
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"Transform = {"
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"Translation = {"
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"Type = 'StaticTranslation',"
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"Position = " + translation + ""
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"},"
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"Rotation = {"
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"Type = 'StaticRotation',"
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"Rotation = " + ghoul::to_string(originOrientedRotation) + ""
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"}"
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"},"
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"GUI = {"
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"Name = '" + image.name + "',"
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"Path = '" + guiPath + "'"
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"}"
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"}";
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LINFO(browser);
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openspace::global::scriptEngine->queueScript(
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"openspace.addSceneGraphNode(" + browser + ");",
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scripting::ScriptEngine::RemoteScripting::Yes
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);
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}
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else {
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LINFO("Image has no 3D coordinate!");
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}
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return 0;
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}
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}
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