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+ | Light array sent to gpu

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TheRedShip
2025-01-16 17:17:03 +01:00
parent 787833ac84
commit 02e670195c
9 changed files with 69 additions and 9 deletions
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21
srcs/class/Scene.cpp
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@ -139,6 +139,27 @@ void Scene::addMaterial(Material *material)
_gpu_materials.push_back(gpu_mat);
}
void Scene::updateLightAndObjects(int mat_id)
{
for (unsigned int i = 0; i < _gpu_objects.size(); i++)
{
if (_gpu_objects[i].mat_index == mat_id)
_gpu_lights.insert(i);
}
for (auto it = _gpu_lights.begin(); it != _gpu_lights.end(); )
{
if (_gpu_materials[_gpu_objects[*it].mat_index].emission <= 0.0)
it = _gpu_lights.erase(it);
else
++it;
}
}
std::set<int> Scene::getGPULights()
{
return (_gpu_lights);
}
const std::vector<GPUObject>& Scene::getObjectData() const
{
return (_gpu_objects);

6
srcs/class/SceneParser.cpp
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@ -257,12 +257,16 @@ bool SceneParser::parseLine(const std::string &line)
if (it != object_parsers.end())
{
Object *obj = it->second(ss);
(void) _scene->getMaterial(obj->getMaterialIndex()); //verify material
GPUMaterial mat = _scene->getMaterial(obj->getMaterialIndex()); //verify material
if (obj->getType() == Object::Type::PORTAL)
_scene->addObject(static_cast<Portal *>(obj)->createSupportQuad());
_scene->addObject(obj);
if (mat.emission > 0.0)
_scene->updateLightAndObjects(obj->getMaterialIndex());
}
if (identifier == "MAT")

6
srcs/class/Window.cpp
View File

@ -197,7 +197,11 @@ void Window::imGuiRender()
ImGui::Text("Material %d", i);
has_changed |= ImGui::ColorEdit3("Color", &mat.color[0]);
has_changed |= ImGui::SliderFloat("Emission", &mat.emission, 0.0f, 10.0f);
if (ImGui::SliderFloat("Emission", &mat.emission, 0.0f, 10.0f))
{
has_changed = 1;
_scene->updateLightAndObjects(i);
}
if (mat.type == 0)
{