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lua function adds nodes to place star at position stated in star.speck

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This commit is contained in:
KarRei
2018-03-19 13:59:07 -04:00
parent 3fd846530f
commit fdf8038306
1 changed files with 46 additions and 31 deletions
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77
modules/exoplanets/exoplanetsmodule.cpp
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@@ -41,7 +41,7 @@ ExoplanetsModule::ExoplanetsModule() : OpenSpaceModule(Name) {}
std::vector<float> readSpeckFile(std::string starname) {
std::ifstream file("C:/Users/Karin/Documents/OpenSpace/modules/exoplanets/stars.speck");
if (!file.good()) {
std::cout << "Failed to open Speck file '{}'";
std::cout << "Failed to open Speck file";
}
int _nValuesPerStar = 0;
@@ -84,25 +84,24 @@ std::vector<float> readSpeckFile(std::string starname) {
}
_nValuesPerStar += 3; // X Y Z are not counted in the Speck file indices
std::vector<float> coords;
do {
std::vector<float> values(_nValuesPerStar);
std::vector<float> temp(_nValuesPerStar);
std::getline(file, line);
std::stringstream str(line);
for (int i = 0; i < _nValuesPerStar; ++i) {
str >> values[i];
str >> temp[i];
}
std::string next;
std::getline(str, next);
std::stringstream namestr(next);
// 1. ignore first #
// 2. push all names in the rest of the stream to a array
std::string value;
std::vector<std::string> names;
std::vector<std::string> names;
while (namestr >> value) {
if (value == "#" || value == "|")
@@ -113,45 +112,61 @@ std::vector<float> readSpeckFile(std::string starname) {
}
for (size_t i = 0; i < names.size(); ++i) {
if (!names[i].empty() && names[i].compare(starname) == 0) {
return values;
if (names[i].compare(starname) == 0) {
for (int i = 0; i < 3; i++) {
coords.push_back(temp[i]);
}
return coords;
}
}
} while (!file.eof());
return coords;
}
int addNode(lua_State* L) {
// get name of star and add a node at the position of the star.
// position is found in the star-files
// after the node has been added one should be able to select it as a focus point.
//start
const int StringLocation = -1; //first argument
const int StringLocation = -1;
const std::string starname = luaL_checkstring(L, StringLocation);
std::vector<float> values = readSpeckFile(starname);
printf(std::to_string(values[0]).c_str());
// adding the parent node of the exoplanet system
//const std::string luaTableParent = "{ Name = '" + starname +"', Parent = 'SolarSystemBarycenter', Transform = { Translation = { Type = 'StaticTranslation', Position = {" + std::to_string(values[0]) + ", " + std::to_string(values[1]) + ", " + std::to_string(values[2]) + "} } }}"; // positionen must be gathered from star.speck
const std::string luaTableParent = "{ Name = '" + starname + "', Parent = 'SolarSystemBarycenter', Transform = { Translation = { Type = 'StaticTranslation', Position = { -6.5825, -1.6713, 25.2259} } }}";
const std::string scriptParent = "openspace.addSceneGraphNode("+ luaTableParent +");";
OsEng.scriptEngine().queueScript(
scriptParent,
openspace::scripting::ScriptEngine::RemoteScripting::Yes
);
if (!values.empty())
{
double parsecinmeter = 3.08567758*10e16;
// adding a renderable in the place of the stars
const std::string luaTableStarGlare = "{ Name = '" + starname + "Plane', Parent = '" + starname +"', Renderable = { Type = 'RenderablePlaneImageLocal', Size = 1.3*10^10.5, Billboard = true, Texture = 'C:/Users/Karin/Documents/OpenSpace/modules/exoplanets/glare.png', BlendMode = 'Additive' } }";
const std::string scriptGlare= "openspace.addSceneGraphNode("+ luaTableStarGlare +");";
OsEng.scriptEngine().queueScript(
scriptGlare,
openspace::scripting::ScriptEngine::RemoteScripting::Yes
);
const std::string luaTableParent = "{"
"Name = '" + starname + "',"
"Parent = 'SolarSystemBarycenter',"
"Transform = {"
"Translation = {"
"Type = 'StaticTranslation',"
"Position = {" + std::to_string(values[0] * parsecinmeter) + ", " + std::to_string(values[1] * parsecinmeter) + ", " + std::to_string(values[2] * parsecinmeter) + "}"
"}"
"}"
"}";
const std::string luaTableStarGlare = "{"
"Name = '" + starname + "Plane',"
"Parent = '" + starname + "',"
"Renderable = {"
"Type = 'RenderablePlaneImageLocal',"
"Size = 1.3*10^10.5,"
"Billboard = true,"
"Texture = 'C:/Users/Karin/Documents/OpenSpace/modules/exoplanets/glare.png',"
"BlendMode = 'Additive'"
"}"
"}";
const std::string scriptParent = "openspace.addSceneGraphNode(" + luaTableParent + "); openspace.addSceneGraphNode(" + luaTableStarGlare + ");";
OsEng.scriptEngine().queueScript(
scriptParent,
openspace::scripting::ScriptEngine::RemoteScripting::Yes
);
}
else
{
printf("No star with that name.");
}
}