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Ambient light now also stable under camera rotations

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Ben Hambrecht 2018-02-17 21:13:50 +01:00
parent 75fd78cefc
commit f178a6981c
1 changed files with 17 additions and 0 deletions
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17
topics/light.py
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@ -190,6 +190,7 @@ class LightSource(VMobject):
R = np.array([[0,-1,0],[1,0,0],[0,0,1]]) R = np.array([[0,-1,0],[1,0,0],[0,0,1]])
self.rotation_matrix = np.dot(M,R) self.rotation_matrix = np.dot(M,R)
self.update_ambient_light()
self.spotlight.update_sectors() self.spotlight.update_sectors()
self.update_shadow() self.update_shadow()
self.update_lighthouse() self.update_lighthouse()
@ -276,6 +277,22 @@ class LightSource(VMobject):
self.lighthouse.submobjects = new_lh.submobjects self.lighthouse.submobjects = new_lh.submobjects
def update_ambient_light(self):
new_ambient_light = AmbientLight(
source_point = VectorizedPoint(location = ORIGIN),
color = self.color,
num_levels = self.num_levels,
radius = self.radius,
opacity_function = self.opacity_function,
max_opacity = self.max_opacity_ambient
)
new_ambient_light.apply_matrix(self.rotation_matrix)
new_ambient_light.move_source_to(self.get_source_point())
self.ambient_light.submobjects = new_ambient_light.submobjects
class SwitchOn(LaggedStart): class SwitchOn(LaggedStart):
CONFIG = { CONFIG = {
"lag_ratio": 0.2, "lag_ratio": 0.2,