m-aXimilian
b37814204f
* get image returns optional<Mat> instead of unique_ptr<Mat> * introduce complexity * rename image load function * add example for a basic reader for binary image files * fix windows build? * add a status bar underneath the menu bar * use status bar in custom_0 example app * clang formats * packing w/ pragma push * add "Save As" functions to image views * resize over reserve * rm local override uri * add simple thread pool * rename to simple_thread_pool * get rid of useless renderlib * document version inc * extract hardcoded values to in-header * clang format patch * clone registered image in custom_0 * document binary-file header * minor fixes * clang format * rm unused render cmake
81 lines
2.6 KiB
C++
81 lines
2.6 KiB
C++
#include "RenderImageManager.hpp"
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#include <format>
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using namespace std;
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/// @brief Updates the collection of rendered images by removing images marked for deletion.
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/// This function iterates through the \c keys_to_delete_ list and removes the corresponding images from the collection.
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/// It does not acquire the mutex to avoid deadlocks with the `Remove` function.
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void pixelarium::application::RenderImageManager::UpdateCollection()
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{
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for (const auto& key : keys_to_delete_)
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{
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this->Remove(key);
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}
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keys_to_delete_.clear();
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}
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/// @brief Marks a resource for deletion.
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/// @param key The ID of the resource to mark for deletion.
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void pixelarium::application::RenderImageManager::MarkForDeletion(resources::ResourceKey key)
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{
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this->log_.Debug(std::format("{} marking key: \"{}\" for deletion.", __PRETTY_FUNCTION__, key));
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lock_guard<mutex> guard(this->mut_);
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keys_to_delete_.insert(key);
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}
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/// @brief Removes a render image from the manager.
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/// @param key The key of the render image to remove.
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/// @return True if the render image was removed, false otherwise.
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bool pixelarium::application::RenderImageManager::Remove(resources::ResourceKey key) noexcept
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{
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bool remove_state{false};
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this->log_.Debug(std::format("{} removing key: \"{}\" from renderlist.", __PRETTY_FUNCTION__, key));
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{
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lock_guard<mutex> guard(this->mut_);
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remove_state = this->render_image_map_.erase(key) == 1;
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}
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return remove_state;
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}
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/// @brief Adds a resource to the render image map.
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/// @param key The ID of the resource to add.
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/// @return void. No exception is thrown.
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void pixelarium::application::RenderImageManager::Add(resources::ResourceKey key) noexcept
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{
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// we don't want to add what's already there
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// or empty render images
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if (this->render_image_map_.contains(key))
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{
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return;
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}
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auto current_view = this->view_factory_->RenderImage(key);
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if (current_view == nullptr)
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{
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return;
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}
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this->log_.Debug(std::format("{}: adding key: \"{}\" to renderlist.", __PRETTY_FUNCTION__, key));
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lock_guard<mutex> guard(this->mut_);
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// clang-format off
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this->render_image_map_.insert(
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{
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key,
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RenderImageStateWrapper
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{
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.view{ std::move(current_view) },
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}
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}
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);
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// clang-format on
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}
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/// @brief Clears all render images from the manager.
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/// @note This function is noexcept.
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void pixelarium::application::RenderImageManager::Clear() noexcept { this->render_image_map_.clear(); }
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