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