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Add switches to KivyMD for disabling elevation shader on unsupported hardware

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This commit is contained in:
Mark Qvist 2022-10-08 17:20:00 +02:00
parent 540a533900
commit e72d0f892b
2 changed files with 14 additions and 3 deletions
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2
sbapp/kivymd/data/glsl/elevation/header.frag
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@ -1,4 +1,4 @@
#ifdef GL_ES
#ifdef GL_FRAGMENT_PRECISION_HIGH
precision highp float;
#endif

15
sbapp/kivymd/uix/behaviors/elevation.py
View File

@ -379,6 +379,7 @@ from kivy.properties import (
from kivy.uix.widget import Widget
from kivymd import glsl_path
from kivymd.app import MDApp
# FIXME: Add shadow manipulation with canvas instructions such as
@ -606,16 +607,26 @@ class CommonElevationBehavior(Widget):
def __init__(self, **kwargs):
super().__init__(**kwargs)
if hasattr(MDApp.get_running_app(), "shaders_disabled") and MDApp.get_running_app().shaders_disabled:
self.shaders_disabled = True
else:
self.shaders_disabled = False
with self.canvas.before:
self.context = RenderContext(use_parent_projection=True)
with self.context:
self.rect = RoundedRectangle(pos=self.pos, size=self.size)
if self.shaders_disabled:
self.rect = None
del self.rect
else:
self.rect = RoundedRectangle(pos=self.pos, size=self.size)
self.after_init()
def after_init(self, *args):
Clock.schedule_once(self.check_for_relative_behavior)
Clock.schedule_once(self.set_shader_string)
if not self.shaders_disabled:
Clock.schedule_once(self.set_shader_string)
Clock.schedule_once(lambda x: self.on_elevation(self, self.elevation))
self.on_pos()