KlassischeKeplerKriege/game/triangle_window.hpp

#pragma once

#include "opengl.hpp"

class TriangleWindow : public endofthejedi::GLWindow {
private:
protected:
    void init() override {
        glClearColor(0.5f, 0.6f, 0.7f, 1.0f);
        resize();

        glEnable(GL_DEPTH_TEST);
    }
    void render(double time) override {
        (void) time;

        glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);

        glBegin(GL_TRIANGLES);
        glColor3f(1.0f, 0.0f, 0.0f);
        glVertex3f(0.0f, -1.0f, 0.0f);
        glColor3f(0.0f, 1.0f, 0.0f);
        glVertex3f(-1.0f, 1.0f, 0.0f);
        glColor3f(0.0f, 0.0f, 1.0f);
        glVertex3f(1.0f, 1.0f, 0.0f);
        glEnd();
    }
    void resize() override { glViewport(0, 0, getwidth(), getheight()); }

public:
    TriangleWindow(unsigned int width, unsigned int height)
        : endofthejedi::GLWindow(width, height)
    {
    }
};