67 lines
1.6 KiB
C++
67 lines
1.6 KiB
C++
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#pragma once
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#include "pch.hpp"
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#include "libmath.hpp"
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#include "renderer.hpp"
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#include "scence.hpp"
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#include "inner_bmpfont.hpp"
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class Engine final {
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public:
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void Init(const std::string& title, const Size& size, Scence* scence);
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void Shutdown();
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void Exit() { shouldExit_ = true; }
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bool ShouldExit() const { return glfwWindowShouldClose(window_); }
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void Update(float deltaTime);
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void Render();
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GLFWwindow* GetWindow() { return window_; }
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void SwapContext();
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void PollEvent();
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void ChangeScence(Scence* scence);
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void PushScence();
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void PopScence();
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bool ScenceStackEmpty() { return scenceStack_.empty(); }
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inline Size GetWindowSize() const {
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int w, h;
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glfwGetWindowSize(window_, &w, &h);
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return Size{float(w), float(h)};
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}
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InnerBmpFont& GetInnerBmpFont() { return innerBmpFont_; }
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private:
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bool shouldExit_ = false;
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// window
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GLFWwindow* window_;
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Unique<Scence> scence_ = nullptr;
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std::stack<Unique<Scence>> scenceStack_;
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InnerBmpFont innerBmpFont_;
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};
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#define RUN_WINDOW(title, w, h, scence) \
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int main(int argc, char** argv) { \
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engine.Init(title, Size{w, h}, new scence); \
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GLfloat deltaTime = 0.0f; \
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GLfloat lastFrame = 0.0f; \
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while (!engine.ShouldExit()) { \
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float currentFrame = glfwGetTime(); \
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deltaTime = currentFrame - lastFrame; \
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lastFrame = currentFrame; \
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Renderer::Clear(); \
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engine.Update(deltaTime); \
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engine.Render(); \
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engine.SwapContext(); \
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engine.PollEvent(); \
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} \
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engine.Shutdown(); \
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return 0; \
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}
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extern Engine engine;
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