def render(self):
"""Render the scene before post-processing."""
visibility = self.visibility
projection = matrix44.create_perspective_projection(self.fov,
self.width /
self.height,
3E-3,
visibility,
dtype=np.float32)
view = matrix44.create_look_at(self.pos,
self.pos + self.forward,
self.upward,
dtype=np.float32)
vp = view @ projection
# Render map
self.maprog['visibility'].value = visibility
self.maprog['mvp'].write(vp)
self.mapva.render(moderngl.TRIANGLES)
# Render picos and shards
self.prog['visibility'].value = visibility
self.prog['camera'].write(self.pos)
self.prog['vp'].write(vp)
for pico in self.picos.values():
for shard in pico.shards.values():
self.render_shard(shard)
if pico is not self.camera: self.render_pico(pico)
def __init__(self, **kwargs):
super().__init__(**kwargs)
if self.wnd.name != 'pygame2':
raise RuntimeError(
'This example only works with --window pygame2 option')
self.pg_res = (160, 160)
# Create a 24bit (rgba) offscreen surface pygame can render to
self.pg_screen = pygame.Surface(self.pg_res, flags=pygame.SRCALPHA)
# 24 bit (rgba) moderngl texture
self.pg_texture = self.ctx.texture(self.pg_res, 4)
self.pg_texture.filter = moderngl.NEAREST, moderngl.NEAREST
# Simple geometry and shader to render
self.cube = geometry.cube(size=(2.0, 2.0, 2.0))
self.texture_prog = self.load_program(
'programs/cube_simple_texture.glsl')
self.texture_prog['m_proj'].write(
matrix44.create_perspective_projection(60,
self.wnd.aspect_ratio,
1,
100,
dtype='f4'))
self.texture_prog['m_model'].write(
matrix44.create_identity(dtype='f4'))
def __init__(
self,
pos=np.array([0.0, 0.0, 0.0], dtype=np.float32),
target=np.array([0.0, 0.0, 1.0], dtype=np.float32),
aspect=1.0,
fov=60.0,
):
"""Create camera."""
self.fov = fov
self.aspect = aspect
if isinstance(pos, np.ndarray):
self.pos = pos
else:
self.pos = np.array(pos, dtype=np.float32)
self.target = target
if isinstance(target, np.ndarray):
self.target = target
else:
self.target = np.array(target, dtype=np.float32)
self.V = matrix44.create_look_at(
self.pos, # position
self.target, # target
np.array([0, 1, 0]), # up vector
)
self.regen_view = False
self.P = matrix44.create_perspective_projection(
self.fov, aspect, 0.1, 300, dtype=np.float32
)
self.regen_prespective = False
def update(self):
projection = matrix44.create_perspective_projection(
20.0, self.ratio, 0.1, 5000.0)
look = matrix44.create_look_at(eye=[0, -self.distance, 0],
target=[0, 0, 0],
up=[0, 0, -1])
self.matrix = numpy.matmul(look, projection)
def __init__(self):
# Два главных аттрибута камеры
self.viewMatrix: Matrix44 = Matrix44.identity(dtype=np.float32)
self.projectionMatrix: Matrix44 = matrix44.create_perspective_projection(
FOV, 1, NEAR_PLANE, FAR_PLANE, dtype=np.float32)
# X, Y
self.pitch: float = 0
self.yaw: float = 0
# Переменные с плавным переходом
self.angleAroundPlayer = SmoothFloat(0, 10)
self.distanceFromPlayer = SmoothFloat(20, 5)
def loadobj(self, objfn, texfn):
self.release()
prog = self.ctx.program(vertex_shader=self.vert_shader,
fragment_shader=self.frag_shader)
prog["is_background"].value = False
prog["DirLight"].value = (-1, 1, 1)
prog["dir_int"].value = 0.4
prog["amb_int"].value = 1.0
self.bufs['prog'] = prog
self.vs = SimpleNamespace()
self.vs.proj = matrix44.create_perspective_projection(
30, 1.0, 0.1, 1000.0)
self.vs.view = matrix44.create_look_at(
[0, 0, 1.5],
[0, 0, 0],
[0, 1, 0],
)
self.bufs['fbo'] = fbo
fbo.use()
obj = Obj.open(objfn)
tmp = obj.pack('vx vy vz nx ny nz tx ty')
arr = np.array(np.frombuffer(tmp, dtype='f4')).reshape((-1, 8))
# move obj center to the origin
tmp = arr[:, :3]
center = np.mean(tmp, axis=0)
tmp -= center
# scale obj to be within [-1, 1]
a, b = tmp.min(), tmp.max()
arr[:, :3] = tmp / (b - a)
vbo = self.ctx.buffer(arr.flatten().astype("f4").tobytes())
vao = self.ctx.simple_vertex_array(self.bufs['prog'], vbo, "in_vert",
"in_norm", "in_text")
self.bufs['vbo'] = vbo
self.bufs['vao'] = vao
img = Image.open(texfn).transpose(
Image.FLIP_TOP_BOTTOM).convert("RGBA")
texture = self.ctx.texture(img.size, 4, img.tobytes())
texture.build_mipmaps()
texture.use()
self.bufs['texture'] = texture
moderngl_window.resources.register_dir(
Path(__file__).resolve().parent / 'resources')
quad = geometry.quad_2d(size=(800 / 600, 1.0))
fbo = ctx.framebuffer(color_attachments=ctx.texture((window_x, window_y),
components=4),
# depth_attachment=ctx.depth_texture((800, 600)),
)
texture_program = moderngl_window.resources.programs.load(
meta.ProgramDescription(path='texture.glsl'))
scene = moderngl_window.resources.scenes.load(
# meta.SceneDescription(path='VC/glTF/VC.gltf')
meta.SceneDescription(path='Sponza/glTF/Sponza.gltf'))
projection = matrix44.create_perspective_projection(90,
window_x / window_y,
0.1,
1000,
dtype='f4')
def init():
global score, num_asteroids
score = 0
score_label.text = "Score: " + str(score)
num_asteroids = 3
reset_level(2)
def reset_level(num_lives=2):
def _regen_prespective(self):
self.P = matrix44.create_perspective_projection(
self.fov, self.aspect, 0.1, 100, dtype=np.float32
)
self.regen_prespective = False