def on_draw():
a = 1.6
b = a * sqrt(3) / 3
r = sqrt(1 - b*b)
R = Vector3(a, a, a).normalized() * b
cs = Matrix4.new_translate(R[0], R[1], R[2]) * Matrix4.new_look_at(Vector3(0, 0, 0), R, Vector3(0, 1, 0))
glDisable(GL_DEPTH_TEST)
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT)
glLoadIdentity()
draw_coords(Matrix4.new_identity(), 2)
draw_line((0, 0, 0), R, (1, 1, 0))
draw_coords(cs, r, 3)
glEnable(GL_DEPTH_TEST)
draw_triangle((a, 0, 0), (0, a, 0), (0, 0, a), (.5, .5, 1), .2)
draw_sphere(1, (1, .5, .5), .2)
def on_draw():
a = 1.6
b = a * sqrt(3) / 3
r = sqrt(1 - b * b)
R = Vector3(a, a, a).normalized() * b
cs = Matrix4.new_translate(R[0], R[1], R[2]) * Matrix4.new_look_at(
Vector3(0, 0, 0), R, Vector3(0, 1, 0))
glDisable(GL_DEPTH_TEST)
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT)
glLoadIdentity()
draw_coords(Matrix4.new_identity(), 2)
draw_line((0, 0, 0), R, (1, 1, 0))
draw_coords(cs, r, 3)
glEnable(GL_DEPTH_TEST)
draw_triangle((a, 0, 0), (0, a, 0), (0, 0, a), (.5, .5, 1), .2)
draw_sphere(1, (1, .5, .5), .2)
glUniform1i(l,self.idx);
glDrawElements(GL_TRIANGLES, 6, GL_UNSIGNED_SHORT, vIndices)
slots = []
def matToList(m):
m = m.transposed()
return [m.a,m.b,m.c,m.d, m.e,m.f,m.g,m.h,
m.i,m.j,m.k,m.l, m.m,m.n,m.o,m.p]
translation = Vector3()
zstamp = time.time()
invrots = [Matrix4.new_identity(),
Matrix4.new_rotatex(pi/2),
Matrix4.new_rotatex(-pi/2),
Matrix4.new_rotatey(pi/2),
Matrix4.new_rotatey(-pi/2),
Matrix4.new_rotatez(pi/2),
Matrix4.new_rotatex(pi)]
def add_flat_tri(p, vertices, normals, indices):
n = (p[1]-p[0]).cross(p[2]-p[0]).normalize()
for i in range(3):
vertices += array('f',[p[i].x, p[i].y, p[i].z])
normals += array('f',[n.x, n.y, n.z])
next = len(indices)
indices += array('H',[next, next+1, next+2])
