Membuat Gambar Hati Menggunakan PyOpenGL

Bahan yang digunakan :

• Python 3.7.1
• VS Code

Modul Python yang digunakan :

• PyOpenGL 3.1.3b2
• PyOpenGL-accelerate 3.1.3b2
• numpy 1.15.4

Contoh Code :

from OpenGL.GL import *

from OpenGL.GLU import *

from OpenGL.GLUT import *

import numpy as np

def init():

    glClearColor(0.1, 0.0, 0.0, 0.0)

    gluOrtho2D(-2.0, 2.0, -2.0, 2.0)

def plotpoints():

    glClear(GL_COLOR_BUFFER_BIT)

    glColor3f(1, 1.0, 1.0)

    glPointSize(13)

    glBegin(GL_LINES)

    glVertex2f(-500, 0)

    glVertex2f(500, 0)

    glVertex2f(0, -500)

    glVertex2f(0, 500)

    glEnd()

    heart_shape()

    glFlush()

def heart_shape():

    glBegin(GL_LINE_STRIP)

    glColor3f(1.0, 1.0, 0.0)

    x = -1.139

    while(x <= 1.139):

        delta = np.cbrt(x*x) * np.sqrt(x*x) - 4*x*x + 4

        y1 = (np.cbrt(x*x) + np.sqrt(delta)) / 2

        y2 = (np.cbrt(x*x) - np.sqrt(delta)) / 2

         

        glVertex2f(x, y1)

        glVertex2f(x, y2)

        x += 0.001

    glEnd()

def main():

    glutInit(sys.argv)

    glutInitDisplayMode(GLUT_SINGLE | GLUT_RGB)

    glutInitWindowSize(500, 500)

    glutInitWindowPosition(100, 100)

    glutCreateWindow("Heart Shape")

    glutDisplayFunc(plotpoints)

    init()

    glutMainLoop()

main()