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add light creation/removal to API and destroy manipulator on grab/zoomEnd

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This commit is contained in:
Nick Fisher
2022-09-05 14:24:21 +10:00
parent 5693a0a957
commit 5ae59794df
7 changed files with 451 additions and 300 deletions
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106
ios/src/FilamentViewer.cpp
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@@ -145,7 +145,7 @@ FilamentViewer::FilamentViewer(void *layer, LoadResource loadResource,
_engine = Engine::create(Engine::Backend::METAL);
#else
_engine = Engine::create(Engine::Backend::OPENGL);
#endif;
#endif
Log("Engine created");
@@ -220,20 +220,6 @@ FilamentViewer::FilamentViewer(void *layer, LoadResource loadResource,
_stbDecoder = createStbProvider(_engine);
_resourceLoader->addTextureProvider("image/png", _stbDecoder);
_resourceLoader->addTextureProvider("image/jpeg", _stbDecoder);
// Always add a direct light source since it is required for shadowing.
_sun = EntityManager::get().create();
LightManager::Builder(LightManager::Type::SUN)
.color(Color::cct(6500.0f))
.intensity(150000.0f)
.direction(math::float3(0.0f, 0.0f, -1.0f))
.castShadows(false)
// .castShadows(true)
.build(*_engine, _sun);
_scene->addEntity(_sun);
Log("Added sun");
_sceneAssetLoader = new SceneAssetLoader(_loadResource,
_freeResource,
_assetLoader,
@@ -257,6 +243,35 @@ void FilamentViewer::setFrameInterval(float frameInterval) {
Log("Set framerate interval to %f", frameInterval);
}
int32_t FilamentViewer::addLight(LightManager::Type t, float colour, float intensity, float posX, float posY, float posZ, float dirX, float dirY, float dirZ, bool shadows) {
Log("Adding light of type %d with colour %f intensity %f at (%f, %f, %f) with direction (%f, %f, %f) with shadows %d", t, colour, intensity, posX, posY, posZ, dirX, dirY, dirZ, shadows);
auto light = EntityManager::get().create();
LightManager::Builder(LightManager::Type::SUN)
.color(Color::cct(colour))
.intensity(intensity)
.position(math::float3(posX, posY, posZ))
.direction(math::float3(dirX, dirY, dirZ))
.castShadows(shadows)
.build(*_engine, light);
_scene->addEntity(light);
_lights.push_back(light);
return Entity::smuggle(light);
}
void FilamentViewer::removeLight(int32_t id) {
Log("Removing light with entity ID %d", id);
auto e = utils::Entity::import(id);
_scene->removeEntities(&e, 1);
EntityManager::get().destroy(1, &e);
}
void FilamentViewer::clearLights() {
Log("Removing all lights");
_scene->removeEntities(_lights.data(), _lights.size());
EntityManager::get().destroy(_lights.size(), _lights.data());
_lights.clear();
}
void FilamentViewer::createImageRenderable() {
if (_imageEntity)
@@ -452,7 +467,10 @@ FilamentViewer::~FilamentViewer() {
_resourceLoader->asyncCancelLoad();
_materialProvider->destroyMaterials();
AssetLoader::destroy(&_assetLoader);
_engine->destroy(_sun);
for(auto it : _lights) {
_engine->destroy(it);
}
_engine->destroyCameraComponent(_mainCamera->getEntity());
_mainCamera = nullptr;
_engine->destroy(_view);
@@ -747,24 +765,31 @@ void FilamentViewer::setCameraRotation(float rads, float x, float y, float z) {
cam.setModelMatrix(_cameraPosition * _cameraRotation);
}
void FilamentViewer::_createManipulator() {
if(_manipulator) {
delete _manipulator;
}
Camera& cam =_view->getCamera();
math::float3 home = cam.getPosition();
math::float3 fv = cam.getForwardVector();
Viewport const& vp = _view->getViewport();
_manipulator = Manipulator<float>::Builder()
.viewport(vp.width, vp.height)
.orbitHomePosition(home[0], home[1], home[2])
.targetPosition(fv[0], fv[1], fv[2])
.build(Mode::ORBIT);
Log("Created manipulator for vp width %d height %d ", vp.width, vp.height);
}
void FilamentViewer::grabBegin(float x, float y, bool pan) {
if (!_view || !_mainCamera || !_swapChain) {
Log("View not ready, ignoring grab");
return;
}
if(!_manipulator) {
Camera& cam =_view->getCamera();
math::float3 home = cam.getPosition();
math::float3 fv = cam.getForwardVector();
Viewport const& vp = _view->getViewport();
_manipulator = Manipulator<float>::Builder()
.viewport(vp.width, vp.height)
.orbitHomePosition(home[0], home[1], home[2])
.targetPosition(fv[0], fv[1], fv[2])
.build(Mode::ORBIT);
Log("Created manipualtor for vp width %d height %d ", vp.width, vp.height);
_createManipulator();
} else {
// Log("Error - calling grabBegin while another grab session is active. This will probably cause weirdness");
Log("Error - calling grabBegin while another grab session is active. This will probably cause weirdness");
}
_manipulator->grabBegin(x, y, pan);
}
@@ -775,7 +800,6 @@ void FilamentViewer::grabUpdate(float x, float y) {
return;
}
if(_manipulator) {
Log("grab update %f %f", x, y);
_manipulator->grabUpdate(x, y);
} else {
Log("Error - trying to use a manipulator when one is not available. Ensure you call grabBegin before grabUpdate/grabEnd");
@@ -789,16 +813,34 @@ void FilamentViewer::grabEnd() {
}
if(_manipulator) {
_manipulator->grabEnd();
// delete _manipulator;
delete _manipulator;
_manipulator = nullptr;
} else {
Log("Error - trying to use a manipulator when one is not available. Ensure you call grabBegin before grabUpdate/grabEnd");
}
}
void FilamentViewer::scroll(float x, float y, float delta) {
if(_manipulator) {
_manipulator->scroll(x, y, delta);
void FilamentViewer::scrollBegin() {
if(!_manipulator) {
_createManipulator();
}
}
void FilamentViewer::scrollUpdate(float x, float y, float delta) {
if(!_manipulator) {
Log("No manipulator has been created - ensure you call scrollStart before scroll");
return;
}
_manipulator->scroll(x, y, delta);
}
void FilamentViewer::scrollEnd() {
if(!_manipulator) {
Log("No manipulator has been created - ensure you call scrollStart before scroll/scrollEnd");
return;
}
delete _manipulator;
_manipulator = nullptr;
}
} // namespace polyvox