void desenhaCubo(GLint texID)
{
GLfloat vertices[][3] = { {-0.5,-0.5,-0.5},
{0.5,-0.5,-0.5},
{0.5,0.5,-0.5},
{-0.5,0.5,-0.5},
{-0.5,-0.5,0.5},
{0.5,-0.5,0.5},
{0.5,0.5,0.5},
{-0.5,0.5,0.5}};
GLfloat normais[][3] = { {0,0,-1},
{0,0,1},
{0,-1,0},
{0,1,0},
{1,0,0},
{-1,0,0},
};
glBindTexture(GL_TEXTURE_2D, texID);
desenhaPoligono(vertices[1],vertices[0],vertices[3],vertices[2],normais[0],0,0);
desenhaPoligono(vertices[2],vertices[3],vertices[7],vertices[6],normais[3],0.25,0.25);
desenhaPoligono(vertices[3],vertices[0],vertices[4],vertices[7],normais[5],0.50,0.50);
desenhaPoligono(vertices[6],vertices[5],vertices[1],vertices[2],normais[4],0.75,0.75);
desenhaPoligono(vertices[4],vertices[5],vertices[6],vertices[7],normais[1],0.25,0.75);
desenhaPoligono(vertices[5],vertices[4],vertices[0],vertices[1],normais[2],0.75,0.25);
glBindTexture(GL_TEXTURE_2D, NULL);
}
void desenhaCubo()
{
GLfloat vertices[][3] = { {-0.5,-0.5,-0.5},
{0.5,-0.5,-0.5},
{0.5,0.5,-0.5},
{-0.5,0.5,-0.5},
{-0.5,-0.5,0.5},
{0.5,-0.5,0.5},
{0.5,0.5,0.5},
{-0.5,0.5,0.5}};
GLfloat normais[][3] = { {0,0,-1},
// acrescentar as outras normais...
};
// glBindTexture(GL_TEXTURE_2D, texID);
desenhaPoligono(vertices[1],vertices[0],vertices[3],vertices[2],normais[0]);
desenhaPoligono(vertices[2],vertices[3],vertices[7],vertices[6],normais[0]);
desenhaPoligono(vertices[3],vertices[0],vertices[4],vertices[7],normais[0]);
desenhaPoligono(vertices[6],vertices[5],vertices[1],vertices[2],normais[0]);
desenhaPoligono(vertices[4],vertices[5],vertices[6],vertices[7],normais[0]);
desenhaPoligono(vertices[5],vertices[4],vertices[0],vertices[1],normais[0]);
//glBindTexture(GL_TEXTURE_2D, NULL);
}
void desenhaCubo()
{
GLfloat vertices[][3] = { {-0.5,-0.5,-0.5},
{0.5,-0.5,-0.5},
{0.5,0.5,-0.5},
{-0.5,0.5,-0.5},
{-0.5,-0.5,0.5},
{0.5,-0.5,0.5},
{0.5,0.5,0.5},
{-0.5,0.5,0.5}};
GLfloat cores[][3] = {{0.0,1.0,1.0},
{1.0,0.0,0.0},
{1.0,1.0,0.0},
{0.0,1.0,0.0},
{1.0,0.0,1.0},
{0.0,0.0,1.0},
{1.0,1.0,1.0}};
desenhaPoligono(vertices[1],vertices[0],vertices[3],vertices[2],cores[0]);
desenhaPoligono(vertices[2],vertices[3],vertices[7],vertices[6],cores[1]);
desenhaPoligono(vertices[3],vertices[0],vertices[4],vertices[7],cores[2]);
desenhaPoligono(vertices[6],vertices[5],vertices[1],vertices[2],cores[3]);
desenhaPoligono(vertices[4],vertices[5],vertices[6],vertices[7],cores[4]);
desenhaPoligono(vertices[5],vertices[4],vertices[0],vertices[1],cores[5]);
}
