120 lines
3.1 KiB
C++
120 lines
3.1 KiB
C++
/*
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Copyright (c) 2014, Matthias Schiffer <mschiffer@universe-factory.net>
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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1. Redistributions of source code must retain the above copyright notice,
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this list of conditions and the following disclaimer.
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2. Redistributions in binary form must reproduce the above copyright notice,
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this list of conditions and the following disclaimer in the documentation
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and/or other materials provided with the distribution.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "RPGEdit.hpp"
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#include "MapContext.hpp"
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#include "../view/MapView.hpp"
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namespace RPGEdit {
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namespace Control {
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bool RPGEdit::handleSystemEvent(const SDL_Event &event) {
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uint64_t time = timeProvider.now();
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switch (event.type) {
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case SDL_KEYDOWN:
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eventBus.enqueue([=] { inputHandler.keyPressed(event.key.keysym.scancode, time); }, time);
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break;
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case SDL_KEYUP:
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eventBus.enqueue([=] { inputHandler.keyReleased(event.key.keysym.scancode, time); }, time);
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break;
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case SDL_QUIT:
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return false;
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}
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return true;
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}
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void RPGEdit::systemLoop() {
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const int MIN_FRAME_DELAY = 10;
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uint32_t lastFrameTicks = SDL_GetTicks();
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while (true) {
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uint32_t diff = SDL_GetTicks() - lastFrameTicks;
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int timeout = std::max(MIN_FRAME_DELAY - int(diff), 0);
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SDL_Event event;
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if (SDL_WaitEventTimeout(&event, timeout)) {
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if (!handleSystemEvent(event))
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return;
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continue;
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}
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lastFrameTicks = SDL_GetTicks();
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SDL_RenderClear(window->getRenderer());
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{
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std::unique_lock<std::mutex> lock(modelMutex);
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ctx->render(std::min(timeProvider.now(), handledTime));
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}
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SDL_RenderPresent(window->getRenderer());
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}
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}
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void RPGEdit::eventLoop() {
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while (true) {
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EventBus::EventEntry event = eventBus.get(&timeProvider);
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if (!event.second)
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return;
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{
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std::lock_guard<std::mutex> lock(modelMutex);
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event.second();
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handledTime = eventBus.peek();
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}
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}
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}
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void RPGEdit::run() {
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std::unique_ptr<Model::Map> map = Model::Map::load("test");
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window = std::make_shared<View::Window>();
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ctx = std::make_shared<MapContext>(&eventBus, &inputHandler, &scriptContext, window, *map);
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eventThread = std::thread([this] { eventLoop(); });
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systemLoop();
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eventBus.enqueue(EventBus::Event(), timeProvider.now());
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eventThread.join();
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}
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}
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}
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