openGL.sublime-snippet

<snippet>
    <content><![CDATA[
#include <iostream>
#include <GL/glew.h>
#include <GLFW/glfw3.h>
#include <glm/glm.hpp>

#include "shader.h"

int main()
{
    if( !glfwInit() )
    {
        std::cerr << "GLFW nije inicijaliziran\n";
        getchar();
        return -1;
    }

    glfwWindowHint(GLFW_SAMPLES, 4);
    glfwWindowHint(GLFW_CONTEXT_VERSION_MAJOR, 3);
    glfwWindowHint(GLFW_CONTEXT_VERSION_MINOR, 3);
    glfwWindowHint(GLFW_OPENGL_FORWARD_COMPAT, GL_TRUE); // samo za MacOS
    glfwWindowHint(GLFW_OPENGL_PROFILE, GLFW_OPENGL_CORE_PROFILE);

    GLFWwindow* window = glfwCreateWindow( 1024, 768, "prog", nullptr, nullptr);
    if( window == nullptr )
    {
        std::cerr << "Nije prošao init glfw prozora. Npr. neki Intel GPU nisu 3.3 kompatibilni.\n";
        getchar();
        glfwTerminate();
        return -1;
    }
    glfwMakeContextCurrent(window);

    if (glewInit() != GLEW_OK)
    {
        std::cerr << "GLEW nije inicijaliziran\n";
        getchar();
        glfwTerminate();
        return -1;
    }

    glfwSetInputMode(window, GLFW_STICKY_KEYS, GL_TRUE);

    glClearColor(0.9f, 0.9f, 0.9f, 0.0f);

    GLuint programID = loadShaders($1);

    do {
        glClear( GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT );

        glUseProgram(programID);

        glfwSwapBuffers(window);
        glfwPollEvents();

    }
    while( glfwGetKey(window, GLFW_KEY_ESCAPE ) != GLFW_PRESS &&
           glfwWindowShouldClose(window) == 0 );

    glfwTerminate();

    return 0;
}]]></content>
    <tabTrigger>gl</tabTrigger>
</snippet>