OpenGL — część 10

<QOpenGLWidget>

class MainWindow : public QOpenGLWidget, protected QOpenGLFunctions_3_3_Core //public QMainWindow, { //Q_OBJECT

GLuint uchwytProg1; //unsigned int

GLuint VertexArrayO; // Vertex Array Object int ilWierz; //ilosc wierzcholkow

GLuint tex0;

public: MainWindow(); ~MainWindow();

void initializeGL(); void paintGL(); void resizeGL(int w, int h);

# endif // MAINWINDOW_H

Plik mainwindow.cpp# include "mainwindow.h"

# include <QOpenGLFunctions_3_3_Core> # include <QFile> # include <Qdebug>

struct vec3 { float x,y,z; };

MainWindow::MainWindow() //QMainWindow(parent)

MainWindow::~MainWindow()

void MainWindow::initializeGL() { initializeOpenGLFunctions();

qDebug() << "initializeGL";

GLint status;

// program kopiujący teksture na ekran uchwytProg1 = glCreateProgram();

QFile file("vshaderS.sh"); if(file.open(QFile::ReadOnly))

QTextStream stream(&file); std::string vshader_zrodlo = stream.readAll().toStdString();

GLuint shader = glCreateShader(GL_VERTEX_SHADER); GLchar* srcs[] = {(GLchar*)vshader_zrodlo.c_str()}; glShaderSource(shader, 1, srcs, NULL); glCompileShader(shader);

glGetShaderiv(shader, GL_COMPILE_STATUS, &status); //skompilowany if( status == true )