huds.py (396b134) - voxels

huds.py

from libs import *
import entity
import mesh

def crosshair():
    return entity.Entity(
        [[-0.03, 0, 0], [0.03, 0, 0], [0, -0.03, 0], [0, 0.03, 0]],
        [1.0, 1.0, 1.0, 1.0], [0.0, 0.0, 0.0], mode=GL_LINES, hud=True
    )

def fps():
    return entity.Entity(
        [[0, 0, 0], [0, -0.1, 0], [0.1, 0, 0], [0.1, -0.1, 0]],
        YELLOW, [-1.0, 1.0, 0.0], mode=GL_TRIANGLE_STRIP, hud=True
    )

def hand():
    h = mesh.SquareMesh(hud=True)
    h.add_sq(1, 1, [0.5, 0, 0], 1)
    h.add_sq(2, 1, [0, 0.5, 0], 1)
    h.add_sq(3, 1, [0, 0, 0.5], 1)
    h.pos = [0.8, -0.8, 0.0]
    h.rotate(-1, [0, 1, 0])
    h.rotate(0.1, [1, 0, 0])
    h.orient[:3, :3] *= 0.2
    return h

def selection():
    s = mesh.SquareMesh()
    s.draw_mode = GL_LINE_STRIP
    s.add_sq(-2, 0.96, [0, 0, 0], 2)
    s.verts[:] = s.verts[[0, 1, 3, 2, 0, 3]]
    return s

def skybox():
    sb = mesh.SquareMesh()
    offset = [0, 0, VIEW_DIST]
    for d in range(3):
        roll_vec3(offset, 1)
        for s in range(2):
            sf = (-1) ** s
            sb.add_sq((d + 1) * sf, 2 * VIEW_DIST, sf * vec(offset), 2)
            i = 6 * (2 * d + s) + 1
            for t in range(2):
                vp = np.s_[i + 3 * t:i + 3 * t + 2]
                sb.verts[vp] = sb.verts[vp][::-1]
    return sb

def sun():
    s = entity.Entity(
        [[0.0, 0.0, 0.0]], [1.0, 1.0, 0.9, 1.0],
        normalise(LIGHT_POS) * VIEW_DIST, mode=GL_TRIANGLE_FAN
    )
    cv = []
    for k in np.arange(0, 1.01, 0.05):
        cv.append([np.cos(2 * np.pi * k), 0, np.sin(2 * np.pi * k)])
    s.verts = np.concatenate((s.verts, np.multiply(3, cv)), dtype=FLOAT)
    return s

voxels

Big code cleanup and better arrow keys