first commit

main.cpp

@@ -0,0 +1,61 @@
+#include "lopenglprogram.h"
+#include "camera.h"
+#include <iostream>
+void framebuffer_size_callback(GLFWwindow* window, int width, int height) {
+    glViewport(0, 0, width, height);
+}
+
+void process_input(GLFWwindow* window) {
+    if (glfwGetKey(window, GLFW_KEY_ESCAPE) == GLFW_PRESS) {
+        glfwSetWindowShouldClose(window, true);
+    }
+}
+
+std::unique_ptr<LOpenGLProgram> initBackgroundGeometry() {
+    auto vshader = std::make_unique<LOpenGLShader>(LOpenGLShader::ShaderType::Vertex);
+    auto fshader = std::make_unique<LOpenGLShader>(LOpenGLShader::ShaderType::Fragment);
+    vshader->compileShaderFromFile("shader/bg.vert");
+    fshader->compileShaderFromFile("shader/bg.frag");
+    auto program = std::make_unique<LOpenGLProgram>();
+    program->addShader(std::move(vshader));
+    program->addShader(std::move(fshader));
+    auto ret = program->Link();
+    if (!ret)
+        return nullptr;
+    return program;
+}
+
+int main() {
+    glfwInit();
+    glfwWindowHint(GLFW_CONTEXT_VERSION_MAJOR, 3);
+    glfwWindowHint(GLFW_CONTEXT_VERSION_MINOR, 3);
+    glfwWindowHint(GLFW_OPENGL_PROFILE, GLFW_OPENGL_CORE_PROFILE);
+#if __APPLE__
+    glfwWindowHint(GLFW_OPENGL_FORWARD_COMPAT, GL_TRUE);
+#endif
+
+    GLFWwindow* window = glfwCreateWindow(800, 600, "LearnOpenGL", NULL, NULL);
+    if (window == NULL) {
+        std::cout << "Failed to create GLFW window" << std::endl;
+        glfwTerminate();
+        return -1;
+    }
+    glfwMakeContextCurrent(window);
+    if (!gladLoadGLLoader((GLADloadproc)glfwGetProcAddress)) {
+        std::cout << "Failed to initialize GLAD" << std::endl;
+        return -1;
+    }
+
+    glViewport(0, 0, 800, 600);
+    glfwSetFramebufferSizeCallback(window, framebuffer_size_callback);
+
+    initBackgroundGeometry();
+
+
+    while (!glfwWindowShouldClose(window)) {
+
+    }
+
+    glfwTerminate();
+    return 0;
+}