Files
SDBA/src/main.cpp
2021-05-25 12:36:58 +02:00

135 lines
3.6 KiB
C++

#include <GL/glew.h>
#include <GLFW/glfw3.h>
#include <glm/gtc/matrix_transform.hpp>
#define STB_IMAGE_IMPLEMENTATION
#include "stb_image.h"
#include <ostream>
#include <opencv2/core.hpp>
#include "models/model.h"
#include "renderEngine/loader.h"
#include "renderEngine/obj_loader.h"
#include "renderEngine/renderer.h"
#include "shaders/entity_shader.h"
#include "toolbox/toolbox.h"
#pragma comment(lib, "glfw3.lib")
#pragma comment(lib, "glew32s.lib")
#pragma comment(lib, "opengl32.lib")
static double UpdateDelta();
static GLFWwindow* window;
int main(void)
{
#pragma region OPENGL_SETTINGS
if (!glfwInit())
throw "Could not inditialize glwf";
window = glfwCreateWindow(WINDOW_WIDTH, WINDOW_HEIGT, "SDBA", NULL, NULL);
if (!window)
{
glfwTerminate();
throw "Could not initialize glwf";
}
glfwMakeContextCurrent(window);
glewInit();
glGetError();
#pragma endregion
glfwSetKeyCallback(window, [](GLFWwindow* window, int key, int scancode, int action, int mods)
{
if (key == GLFW_KEY_ESCAPE)
glfwSetWindowShouldClose(window, true);
});
models::RawModel raw_model = render_engine::LoadObjModel("res/House.obj");
models::ModelTexture texture = { render_engine::loader::LoadTexture("res/Texture.png") };
texture.shine_damper = 10;
texture.reflectivity = 0;
models::TexturedModel model = { raw_model, texture };
/**
* load and add some models (in this case some level sections) to the entities list.
* */
std::vector<entities::Entity> entities;
int z = 0;
for (int i = 0; i < 5; ++i)
{
entities.push_back(entities::Entity(model, glm::vec3(0, -50, -50 - z), glm::vec3(0, 90, 0), 20));
z += (raw_model.model_size.x * 20);
}
std::vector<entities::Light> lights;
lights.push_back(entities::Light(glm::vec3(0, 1000, -7000), glm::vec3(5, 5, 5)));
lights.push_back(entities::Light(glm::vec3(0, 0, -30), glm::vec3(2, 0, 2), glm::vec3(0.0001f, 0.0001f, 0.0001f)));
lights.push_back(entities::Light(glm::vec3(0, 0, -200), glm::vec3(0, 2, 0), glm::vec3(0.0001f, 0.0001f, 0.0001f)));
shaders::EntityShader shader;
shader.Init();
render_engine::renderer::Init(shader);
entities::Camera camera(glm::vec3(0, 0, 0), glm::vec3(0, 0, 0));
// GUI stuff
shaders::GuiShader gui_shader;
gui_shader.Init();
std::vector<gui::GuiTexture> guis;
gui::GuiTexture gui = { render_engine::loader::LoadTexture("res/Mayo.png"), glm::vec2(0.5f, 0.5f), glm::vec2(0.25f, 0.25f) };
guis.push_back(gui);
// Main game loop
while (!glfwWindowShouldClose(window))
{
// Update
const double delta = UpdateDelta();
camera.Move(window);
// Render
render_engine::renderer::Prepare();
shader.Start();
shader.LoadSkyColor(render_engine::renderer::SKY_COLOR);
shader.LoadLights(lights);
shader.LoadViewMatrix(camera);
// Renders each entity in the entities list
for (entities::Entity& entity : entities)
{
render_engine::renderer::Render(entity, shader);
}
// Stop rendering the entities
shader.Stop();
// Render GUI items
render_engine::renderer::Render(guis, gui_shader);
// Finish up
glfwSwapBuffers(window);
glfwPollEvents();
}
// Clean up
shader.CleanUp();
gui_shader.CleanUp();
render_engine::loader::CleanUp();
glfwTerminate();
return 0;
}
static double UpdateDelta()
{
double current_time = glfwGetTime();
static double last_frame_time = current_time;
double delt_time = current_time - last_frame_time;
last_frame_time = current_time;
return delt_time;
}