118 lines
3.4 KiB
C++
118 lines
3.4 KiB
C++
#pragma once
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#include "opengl.hpp"
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#include "renderer.hpp"
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#include "game.hpp"
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#include "state/trace.hpp"
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#include "state/object.hpp"
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#include "state/missile.hpp"
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#include "state/player.hpp"
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#include "state/planet.hpp"
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#include "state/ship.hpp"
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#include "state/explosion.hpp"
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class GameWindow : public endofthejedi::GLWindow {
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private:
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protected:
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void init() override {
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glClearColor(0.5f, 0.6f, 0.7f, 1.0f);
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resize();
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glEnable(GL_DEPTH_TEST);
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}
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void render(double time) override {
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//static bool once = false;
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//if (!once) {
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// once = true;
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// for (int i=0; i<1000; i++) {
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// m_game->cycle(time);
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// }
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//}
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if (!m_game->cycle(static_cast<float>(time/1000000000.0))) {
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std::cout<<"stopping the game..." << std::endl;
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stop();
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}
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glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
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for (const game::Planet *planet : m_game->state()->planets) {
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drawPlanet(planet->position, planet->radius);
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}
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for (const game::Trace *trace : m_game->state()->traces) {
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drawTrace(trace);
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}
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for (const game::Explosion *explosion : m_game->state()->explosions) {
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drawExplosion(explosion);
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}
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for (const game::Ship *ship : m_game->state()->ships) {
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drawShip(ship->position);
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}
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for (const game::Player *player : m_game->state()->players) {
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for (const game::Missile *missile : player->missiles) {
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drawMissile(missile->position);
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}
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}
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}
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void resize() override { glViewport(0, 0, getwidth(), getheight()); }
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void drawShip(const glm::vec2 &pos)
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{
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//std::cout<<"draw ship @ " << pos.x << ", " << pos.y << std::endl;
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glm::vec3 color = glm::vec3(0.2, 1.0, 0.3);
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float radius = m_game->state()->shipRadius();
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m_renderer.drawCircle(pos.x, pos.y, radius, color.x, color.y, color.z, 12);
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}
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void drawPlanet(const glm::vec2 &pos, float radius)
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{
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glm::vec3 color = glm::vec3(0.7, 0.1, 0.2);
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//std::cout<<"draw planet @ " << pos.x << ", " << pos.y << std::endl;
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m_renderer.drawCircle(pos.x, pos.y, radius, color.x, color.y, color.z, 32);
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}
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void drawMissile(const glm::vec2 &pos)
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{
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glm::vec3 color = glm::vec3(1.0, 1.0, 0.3);
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m_renderer.drawCircle(pos.x, pos.y, 0.01, color.x, color.y, color.z, 6);
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}
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void drawTrace(const game::Trace *trace)
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{
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for (const game::Trace::TracePoint &p : trace->points) {
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glm::vec3 color = glm::vec3(0.1, 0.3, 1.0) / (1.0f + 500.0f*p.speed);
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m_renderer.drawCircle(p.position.x, p.position.y, 0.005, color.x, color.y, color.z, 3);
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}
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}
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void drawExplosion(const game::Explosion *explosion)
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{
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// TODO: transparent
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// TODO: with glow in the middle
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float r = explosion->maxRadius * (explosion->age / explosion->maxAge);
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// TODO: transparency?
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glm::vec3 color = glm::vec3(1.0, 0.9, 0.1);
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m_renderer.drawCircle(explosion->position.x, explosion->position.y, r, color.x, color.y, color.z, 64);
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}
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public:
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GameWindow(unsigned int width, unsigned int height, Game* game)
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: endofthejedi::GLWindow(width, height) { m_game = game; }
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private:
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Game *m_game;
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endofthejedi::Renderer m_renderer;
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};
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