133 lines
3.9 KiB
C++
133 lines
3.9 KiB
C++
/*
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* Copyright (C) 2016 Google, Inc.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included
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* in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*/
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#ifndef GAME_H
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#define GAME_H
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#include <string>
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#include <vector>
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class Shell;
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class Game {
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public:
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Game(const Game &game) = delete;
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Game &operator=(const Game &game) = delete;
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virtual ~Game() {}
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struct Settings {
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std::string name;
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int initial_width;
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int initial_height;
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int queue_count;
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int back_buffer_count;
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int ticks_per_second;
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bool vsync;
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bool animate;
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bool validate;
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bool validate_verbose;
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bool no_tick;
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bool no_render;
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bool no_present;
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};
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const Settings &settings() const { return settings_; }
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virtual void attach_shell(Shell &shell) { shell_ = &shell; }
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virtual void detach_shell() { shell_ = nullptr; }
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virtual void attach_swapchain() {}
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virtual void detach_swapchain() {}
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enum Key {
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// virtual keys
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KEY_SHUTDOWN,
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// physical keys
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KEY_UNKNOWN,
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KEY_ESC,
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KEY_UP,
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KEY_DOWN,
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KEY_SPACE,
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};
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virtual void on_key(Key key) {}
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virtual void on_tick() {}
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virtual void on_frame(float frame_pred) {}
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protected:
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Game(const std::string &name, const std::vector<std::string> &args)
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: settings_(), shell_(nullptr)
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{
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settings_.name = name;
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settings_.initial_width = 1280;
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settings_.initial_height = 1024;
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settings_.queue_count = 1;
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settings_.back_buffer_count = 1;
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settings_.ticks_per_second = 30;
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settings_.vsync = true;
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settings_.animate = true;
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settings_.validate = false;
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settings_.validate_verbose = false;
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settings_.no_tick = false;
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settings_.no_render = false;
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settings_.no_present = false;
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parse_args(args);
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}
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Settings settings_;
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Shell *shell_;
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private:
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void parse_args(const std::vector<std::string> &args)
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{
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for (auto it = args.begin(); it != args.end(); ++it) {
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if (*it == "-b") {
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settings_.vsync = false;
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} else if (*it == "-w") {
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++it;
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settings_.initial_width = std::stoi(*it);
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} else if (*it == "-h") {
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++it;
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settings_.initial_height = std::stoi(*it);
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} else if (*it == "-v") {
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settings_.validate = true;
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} else if (*it == "--validate") {
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settings_.validate = true;
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} else if (*it == "-vv") {
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settings_.validate = true;
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settings_.validate_verbose = true;
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} else if (*it == "-nt") {
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settings_.no_tick = true;
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} else if (*it == "-nr") {
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settings_.no_render = true;
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} else if (*it == "-np") {
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settings_.no_present = true;
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}
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}
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}
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};
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#endif // GAME_H
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