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November 5, 2016 03:43
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| from OpenGL.GL import * | |
| from OpenGL.GLU import * | |
| from OpenGL.GLUT import * | |
| #string para identificar quando ESC for pressionado | |
| ESCAPE = '\033' | |
| RETURN = '\r' | |
| angle = 45 | |
| fAspect = 1 | |
| #ID da janela GLUT | |
| window = 0 | |
| # extra variables | |
| ang = 0 | |
| angLua = 0 | |
| def sol(): | |
| glColor3f(1.0, 1.0, 0.0) | |
| glutSolidSphere(10, 20, 20) | |
| def mercurio(): | |
| glColor3f(1.0, 0.0, 0.0) | |
| glutSolidSphere(6, 20, 20) | |
| def venus(): | |
| glColor3f(1.0, 0.5, 0.0) | |
| glutSolidSphere(6, 20, 20) | |
| def terra(): | |
| glColor3f(0.0, 0.0, 1.0) | |
| glutSolidSphere(5, 20, 20) | |
| def lua(): | |
| glColor3f(1.0, 1.0, 1.0) | |
| glutSolidSphere(2, 20, 20) | |
| def marte(): | |
| glColor3f(1.0, 0.5, 1.0) | |
| glutSolidSphere(6, 20, 20) | |
| def jupiter(): | |
| glColor3f(1.0, 0.3, 1.0) | |
| glutSolidSphere(6, 20, 20) | |
| def saturno(): | |
| glColor3f(0.3, 0.5, 0.0) | |
| glutSolidSphere(6, 20, 20) | |
| def urano(): | |
| glColor3f(0.1, 0.1, 1.0) | |
| glutSolidSphere(6, 20, 20) | |
| def neturno(): | |
| glColor3f(1.0, 0.0, 1.0) | |
| glutSolidSphere(6, 20, 20) | |
| #Desenhar objetos no ambiente | |
| def DrawGLScene(): | |
| global angLua, ang | |
| posicaoLuz = [0.0, 0.0, 0.0, 1.0] | |
| glLightfv(GL_LIGHT0, GL_POSITION, posicaoLuz) | |
| glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT) | |
| sol() | |
| glPushMatrix() | |
| glRotatef(ang*2, 0, 1, 0) | |
| glTranslatef(40, 0, 0) | |
| mercurio() | |
| glPopMatrix() | |
| glPushMatrix() | |
| glRotatef(ang*1.9, 0, 1, 0) | |
| glTranslatef(70, 0, 0) | |
| venus() | |
| glPopMatrix() | |
| glPushMatrix() | |
| glRotatef(ang*1.8, 0, 1, 0) | |
| glTranslatef(100, 0, 0) | |
| terra() | |
| glPushMatrix() | |
| glRotatef(angLua, 0, 0, 1) | |
| glTranslatef(10, 0, 0) | |
| lua() | |
| glPopMatrix() | |
| glPopMatrix() | |
| glPushMatrix() | |
| glRotatef(ang*1.7, 0, 1, 0) | |
| glTranslatef(130, 0, 0) | |
| marte() | |
| glPopMatrix() | |
| glPushMatrix() | |
| glRotatef(ang*1.6, 0, 1, 0) | |
| glTranslatef(160, 0, 0) | |
| jupiter() | |
| glPopMatrix() | |
| glPushMatrix() | |
| glRotatef(ang*1.5, 0, 1, 0) | |
| glTranslatef(190, 0, 0) | |
| saturno() | |
| glPopMatrix() | |
| glPushMatrix() | |
| glRotatef(ang*1.4, 0, 1, 0) | |
| glTranslatef(220, 0, 0) | |
| urano() | |
| glPopMatrix() | |
| glPushMatrix() | |
| glRotatef(ang*1.3, 0, 1, 0) | |
| glTranslatef(250, 0, 0) | |
| neturno() | |
| glPopMatrix() | |
| glutSwapBuffers() | |
| ang += 1 | |
| angLua += 1 | |
| #Configurar parametros iniciais da janela | |
| #chamada logo apos criar a janela | |
| def InitGL(width, height): | |
| global angle | |
| #carregar texturas | |
| # LoadTextures(0) | |
| # glEnable(GL_TEXTURE_2D) | |
| luzAmbiente = [0.2,0.2,0.2,1.0] | |
| luzDifusa = [0.7,0.7,0.7,1.0] | |
| luzEspecular = [0.0, 0.0, 0.0, 1.0] | |
| especularidade = [1.0,1.0,1.0,1.0] | |
| especMaterial = 60 | |
| #limpar o fundo com cor preta | |
| glClearColor(0.0,0.0,0.0,1.0) | |
| glShadeModel(GL_SMOOTH) | |
| glMaterialfv(GL_FRONT, GL_SPECULAR, especularidade) | |
| glMateriali(GL_FRONT, GL_SHININESS, especMaterial) | |
| glLightModelfv(GL_LIGHT_MODEL_AMBIENT, luzAmbiente) | |
| glLightfv(GL_LIGHT0, GL_AMBIENT, luzAmbiente) | |
| glLightfv(GL_LIGHT0, GL_DIFFUSE, luzDifusa) | |
| glLightfv(GL_LIGHT0, GL_SPECULAR, luzEspecular) | |
| # Habilita a definicao da cor do material a partir da cor corrente | |
| glEnable(GL_COLOR_MATERIAL) | |
| # Habilita o uso de iluminacao | |
| glEnable(GL_LIGHTING) | |
| # Habilita a luz de numero 0 | |
| glEnable(GL_LIGHT0) | |
| # Habilita o depth-buffering | |
| glEnable(GL_DEPTH_TEST) | |
| angle=45 | |
| def EspecificaParametrosVisualizacao(): | |
| global angle, fAspect | |
| glMatrixMode(GL_PROJECTION) | |
| glLoadIdentity() | |
| gluPerspective(angle, fAspect, 0.4, 500) | |
| glMatrixMode(GL_MODELVIEW) | |
| glLoadIdentity() | |
| gluLookAt(0,80,200, 0,0,0, 0,1,0) | |
| #Redesenhar janela quando ela for redimensionada | |
| def ReSizeGLScene(width, height): | |
| #prevenir que tamanho seja igual a zero | |
| if height == 0: | |
| height = 1 | |
| fAspect = width/height | |
| EspecificaParametrosVisualizacao() | |
| #Gerenciar teclas pressionadas | |
| def keyPressed(*args): | |
| global window | |
| #ESCAPE | |
| if args[0] == ESCAPE: | |
| sys.exit() | |
| def tempo(): | |
| ang += 1; | |
| if ang >= 360: | |
| ang = 0 | |
| angLua += 3; | |
| if angLua >= 360: | |
| angLua = 0 | |
| glutPostRedisplay() | |
| glutTimerFunc(33, tempo, 1) | |
| def main(*args): | |
| global window | |
| #passar argumentos para funcao init | |
| #deve ser chamada antes de glutCreateWindow | |
| glutInit(sys.argv) | |
| #configurar modo de display inicial | |
| glutInitDisplayMode(GLUT_RGB | GLUT_DOUBLE | GLUT_DEPTH) | |
| #dimensoes da janela | |
| glutInitWindowSize(900, 900) | |
| #posicao inicial da janela | |
| glutInitWindowPosition(0,0) | |
| #criar janela, recuperar ID e configurar titulo da janela | |
| window = glutCreateWindow("Sistema Solar") | |
| #registrar qual funcao ira desenhar | |
| glutDisplayFunc(DrawGLScene) | |
| #Funciona como um while loop pra redesenhar o objeto constantemente | |
| glutIdleFunc(DrawGLScene) | |
| # Funcao a ser chamada quando janela for redimensionada | |
| glutReshapeFunc(ReSizeGLScene) | |
| #Funcao a ser chamada quando alguma tecla for pressionada | |
| glutKeyboardFunc(keyPressed) | |
| # timer | |
| glutTimerFunc(33, tempo, 1) | |
| #inicializar janela | |
| InitGL(900,900) | |
| #iniciar evento | |
| glutMainLoop() | |
| if __name__ == '__main__': | |
| main() |
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