def effect_mirror(mode=None):
move = stage.ShaderStage("common/passthrough.vert", "post/move.frag")
mirror = stage.ShaderStage("common/passthrough.vert", "post/mirror.frag")
effect = stage.Pipeline([move, mirror])
def _effect(*args):
m = mode
if m is None:
m = np.random.randint(low=0, high=4)
if m == 3:
# horizontal and vertical mirrored
angle = math.radians(np.random.randint(low=0, high=7) * 45.0)
move.set_uniforms({"uDirection" : angle, "uDirectionOffset" : time * 25.0})
mirror.set_uniforms({"uMode" : m})
return effect
return _effect
def _effect(*args):
mode = np.random.randint(low=0, high=4)
effect = stage.Pipeline()
if mode == 3:
# horizontal and vertical mirrored
angle = math.radians(np.random.randint(low=0, high=7) * 45.0)
effect.add_stage(
stage.ShaderStage("common/passthrough.vert", "post/move.frag",
{
"uDirection": angle,
"uDirectionOffset": time * 25.0
}))
effect.add_stage(
stage.ShaderStage("common/passthrough.vert", "post/mirror.frag",
{"uMode": mode}))
return effect
def evaluate(self):
if not self._event.value and not self.is_first_evaluation:
return None
# this selection includes initial state (self.is_first_evaluation)
k = np.random.randint(low=self._min_n, high=self._max_n + 1)
indices = set(random.sample(list(range(0, len(self._stages))), k=k))
stages = []
for i in indices:
actual_stage = self._stages[i]
if callable(actual_stage):
actual_stage = actual_stage()
stages.append(actual_stage)
return stage.Pipeline(stages)
return effect
return _effect
def effect_glitch(bw=False):
def _effect(*args):
fragment = "post/glitchbw.frag" if bw else "post/glitch.frag"
return stage.ShaderStage("common/passthrough.vert", fragment, {
"time" : time,
"amount" : var.lerp(beat_status, 0.05 * 0.1, 0.05 * 3),
"speed" : 0.1
})
return _effect
bpm = 122.0
mask = stage.Pipeline()
mask.add_stage(current_mask)
mask.add_stage(generative.Selected(keys[ord("M")], min_n=2, max_n=2, stages=[
#effect_mirror(mode=1),
#effect_glitch(bw=True),
stage.ShaderStage("common/passthrough.vert", "post/mirror_polar.frag", {
"uAngleOffset" : var.Const(bpm / 60.0 * 2 * 3.14159265) * time * var.Const(1.0 / (bpm / 8.0)),
"uSegmentCount" : 6,
}),
#stage.ShaderStage("common/passthrough.vert", "common/passthrough.frag", transform=[transform.zrotate(time * _V(2.0))])
]))
mask2 = stage.Pipeline([
def effect_glitch(bw=False):
def _effect(*args):
fragment = "post/glitchbw.frag" if bw else "post/glitch.frag"
return stage.ShaderStage(
"common/passthrough.vert", fragment, {
"time": time,
"amount": var.lerp(beat_status.as_var, 0.05 * 0.1, 0.05 * 3),
"speed": 0.1
})
return _effect
mask = stage.Pipeline()
mask.add_stage(current_mask)
mask.add_stage(
Selected(
keys[ord("M")],
min_n=1,
max_n=1,
stages=[
#stage.ShaderStage("common/passthrough.vert", "common/passthrough.frag", transform=[transform.zrotate(var.Time() * 10.0)]),
effect_glitch(bw=True)
]))
foreground = stage.Pipeline()
foreground.add_stage(current_foreground)
foreground.add_stage(stage.MaskStage(mask))
foreground.add_stage(