你好,窗口
#include "../env/glad.h"
#include "../env/glfw3.h"
#include <iostream>
void framebuffer_size_callback(GLFWwindow *window, int width, int height);
void processInput(GLFWwindow *window);
int main()
{
glfwInit();
glfwWindowHint(GLFW_CONTEXT_VERSION_MAJOR, 3);
glfwWindowHint(GLFW_CONTEXT_VERSION_MINOR, 3);
glfwWindowHint(GLFW_OPENGL_PROFILE, GLFW_OPENGL_CORE_PROFILE);
int width = 800;
int height = 600;
GLFWwindow *window =
glfwCreateWindow(width, height, "LearnOpenGL", nullptr, nullptr);
if (window == nullptr)
{
std::cout << "Failed tor create GLFW window" << std::endl;
glfwTerminate();
return -1;
}
glfwMakeContextCurrent(window);
if (!gladLoadGLLoader((GLADloadproc)glfwGetProcAddress))
{
std::cout << "Failed to initialze GLAD" << std::endl;
return -1;
}
glViewport(0, 0, width, height);
glfwSetFramebufferSizeCallback(window, framebuffer_size_callback);
while (!glfwWindowShouldClose(window))
{
processInput(window);
glfwSwapBuffers(window);
glfwPollEvents();
glClearColor(0.2f, 0.3f, 0.3f, 1.0f);
glClear(GL_COLOR_BUFFER_BIT);
}
glfwTerminate();
return 0;
}
void framebuffer_size_callback(GLFWwindow *window, int width, int height)
{
glViewport(0, 0, width, height);
}
void processInput(GLFWwindow *window)
{
if (glfwGetKey(window, GLFW_KEY_ESCAPE) == GLFW_PRESS)
{
glfwSetWindowShouldClose(window, true);
}
}