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#include <stdlib.h>
#include <stdio.h>
#include <glad/gl.h>
#include <GLFW/glfw3.h>
const GLuint WIDTH = 800, HEIGHT = 600;
void key_callback(GLFWwindow* window, int key, int scancode, int action, int mode) {
if (key == GLFW_KEY_ESCAPE && action == GLFW_PRESS)
glfwSetWindowShouldClose(window, GL_TRUE);
}
int main(void) {
glfwInit();
glfwWindowHint(GLFW_CONTEXT_VERSION_MAJOR, 3);
glfwWindowHint(GLFW_CONTEXT_VERSION_MINOR, 2);
glfwWindowHint(GLFW_OPENGL_PROFILE, GLFW_OPENGL_CORE_PROFILE);
GLFWwindow* window = glfwCreateWindow(WIDTH, HEIGHT, "[glad] GL with GLFW", NULL, NULL);
glfwMakeContextCurrent(window);
glfwSetKeyCallback(window, key_callback);
int version = gladLoadGL(glfwGetProcAddress);
printf("GL %d.%d\n", GLAD_VERSION_MAJOR(version), GLAD_VERSION_MINOR(version));
while (!glfwWindowShouldClose(window)) {
glfwPollEvents();
glClearColor(0.7f, 0.9f, 0.1f, 1.0f);
glClear(GL_COLOR_BUFFER_BIT);
glfwSwapBuffers(window);
}
glfwTerminate();
return 0;
}
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