mirror of
https://github.com/devZoGok/vb01.git
synced 2026-08-26 19:43:30 +00:00
123 lines
2.9 KiB
C++
Executable File
123 lines
2.9 KiB
C++
Executable File
#include"stb_image.h"
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#include"root.h"
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#include"node.h"
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#include"shader.h"
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#include"box.h"
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#include"quad.h"
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#include<glad.h>
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#include<glfw3.h>
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#include<cstdlib>
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#include<iostream>
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using namespace std;
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namespace vb01{
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static Root *root=nullptr;
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Root* Root::getSingleton(){
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if(!root)
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root=new Root();
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return root;
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}
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void foo(GLFWwindow *window, int width, int height){
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glViewport(0,0,width,height);
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}
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Root::Root(){
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rootNode=new Node(Vector3::VEC_ZERO);
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guiNode=new Node(Vector3::VEC_ZERO);
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camera=new Camera();
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}
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void Root::start(int width,int height){
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this->width=width;
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this->height=height;
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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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window=glfwCreateWindow(width,height,"KEK",NULL,NULL);
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if(window==NULL){
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std::cout<<"Failed to load window.\n";
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exit(-1);
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}
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glfwMakeContextCurrent(window);
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glfwSetFramebufferSizeCallback(window,foo);
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if(!gladLoadGLLoader((GLADloadproc)glfwGetProcAddress)){
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std::cout<<"Failed to load GLAD.\n";
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exit(-1);
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}
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glEnable(GL_DEPTH_TEST);
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glEnable(GL_STENCIL_TEST);
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glEnable(GL_CULL_FACE);
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glCullFace(GL_BACK);
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glEnable(GL_BLEND);
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glBlendFunc(GL_SRC_ALPHA,GL_ONE_MINUS_SRC_ALPHA);
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glGenFramebuffers(1,&FBO);
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glBindFramebuffer(GL_FRAMEBUFFER,FBO);
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Texture *texture=new Texture(width,height,false);
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glFramebufferTexture2D(GL_FRAMEBUFFER,GL_COLOR_ATTACHMENT0,GL_TEXTURE_2D,*(texture->getTexture()),0);
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glGenRenderbuffers(1,&RBO);
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glBindRenderbuffer(GL_RENDERBUFFER,RBO);
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glRenderbufferStorage(GL_RENDERBUFFER,GL_DEPTH24_STENCIL8,width,height);
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glFramebufferRenderbuffer(GL_FRAMEBUFFER,GL_DEPTH_STENCIL_ATTACHMENT,GL_RENDERBUFFER,RBO);
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/*
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*/
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if(glCheckFramebufferStatus(GL_FRAMEBUFFER)!=GL_FRAMEBUFFER_COMPLETE)
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cout<<"Not complete\n";
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else
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cout<<"Complete\n";
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glBindFramebuffer(GL_FRAMEBUFFER,0);
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guiPlane=new Quad(Vector3(width,height,-1),false);
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Material *mat=new Material(Material::MATERIAL_GUI);
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mat->addDiffuseMap(texture);
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guiPlane->setMaterial(mat);
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}
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void Root::update(){
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glBindFramebuffer(GL_FRAMEBUFFER,FBO);
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glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | GL_STENCIL_BUFFER_BIT);
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glEnable(GL_DEPTH_TEST);
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glEnable(GL_CULL_FACE);
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if(skybox){
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glDepthMask(GL_FALSE);
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//glCullFace(GL_FRONT);
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skybox->update();
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glDepthMask(GL_TRUE);
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//glCullFace(GL_BACK);
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}
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rootNode->update();
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glBindFramebuffer(GL_FRAMEBUFFER,0);
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glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | GL_STENCIL_BUFFER_BIT);
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glDisable(GL_CULL_FACE);
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glDisable(GL_DEPTH_TEST);
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guiPlane->update();
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glEnable(GL_DEPTH_TEST);
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guiNode->update();
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glfwSwapBuffers(window);
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glfwPollEvents();
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}
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void Root::createSkybox(string textures[6]){
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skybox = new Box(Vector3(10,10,10));
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Material *skyboxMat=new Material(Material::MATERIAL_SKYBOX);
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skyboxMat->addDiffuseMap(textures);
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skybox->setMaterial(skyboxMat);
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}
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}
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