From aeade3cb95588a7f83aabab1bae153c0955a14f5 Mon Sep 17 00:00:00 2001
From: Vasyl-Pidhirskyi <vpidhirskyi@gmail.com>
Date: Fri, 28 Jul 2023 16:14:41 +0300
Subject: [PATCH] Implemented UI panel STORM_HYDRA_RENDER_PT_shadows.
 Implemented UI panel STORM_HYDRA_RENDER_PT_light_shadows Reuse Eevee
 properties "shadow_buffer_bias", "shadow_cascade_max_distance",
 "shadow_cascade_fade", "shadow_cascade_size" to be able to set up shadows.

---
 hydra_storm/ui.py | 53 ++++++++++++++++++++++++++++++++++++++++++++++-
 1 file changed, 52 insertions(+), 1 deletion(-)

diff --git a/hydra_storm/ui.py b/hydra_storm/ui.py
index fb5c42bf9..46fc2a560 100644
--- a/hydra_storm/ui.py
+++ b/hydra_storm/ui.py
@@ -6,7 +6,6 @@
 import bpy
 
 from .engine import StormHydraRenderEngine
-from .preferences import addon_preferences
 
 
 class Panel(bpy.types.Panel):
@@ -98,6 +97,7 @@ class STORM_HYDRA_RENDER_PT_volume_viewport(bpy.types.Panel):
 
 class STORM_HYDRA_LIGHT_PT_light(Panel):
     """Physical light sources"""
+    bl_idname = 'STORM_HYDRA_LIGHT_PT_light'
     bl_label = "Light"
     bl_context = 'data'
 
@@ -163,13 +163,64 @@ class STORM_HYDRA_RENDER_PT_film(Panel):
         layout.prop(context.scene.render, "film_transparent", text="Transparent Background")
 
 
+class STORM_HYDRA_RENDER_PT_light_shadows(Panel):
+    bl_parent_id = STORM_HYDRA_LIGHT_PT_light.bl_idname
+    bl_label = "Shadow"
+    bl_space_type = 'PROPERTIES'
+    bl_region_type = 'WINDOW'
+    bl_options = {'DEFAULT_CLOSED'}
+
+    @classmethod
+    def poll(cls, context):
+        light = context.light
+        return (
+                (light and light.type in {'POINT', 'SUN', 'SPOT', 'AREA'})
+        )
+
+    def draw_header(self, context):
+        light = context.light
+        self.layout.prop(light, "use_shadow", text="")
+
+    def draw(self, context):
+        layout = self.layout
+        layout.use_property_split = True
+
+        light = context.light
+
+        layout.active = light.use_shadow
+
+        if light.type == 'SUN':
+            col = layout.column()
+            col.prop(light, "shadow_buffer_bias", text="Bias")
+            col.prop(light, "shadow_cascade_max_distance", text="Max Distance")
+            col.prop(light, "shadow_cascade_fade", text="Fade")
+
+
+class STORM_HYDRA_RENDER_PT_shadows(Panel):
+    bl_label = "Shadows"
+    bl_space_type = 'PROPERTIES'
+    bl_region_type = 'WINDOW'
+    bl_options = {'DEFAULT_CLOSED'}
+
+    def draw(self, context):
+        layout = self.layout
+        layout.use_property_split = True
+
+        props = context.scene.eevee
+
+        col = layout.column()
+        col.prop(props, "shadow_cascade_size", text="Cascade Size")
+
+
 register_classes, unregister_classes = bpy.utils.register_classes_factory((
     STORM_HYDRA_RENDER_PT_final,
     STORM_HYDRA_RENDER_PT_volume_final,
     STORM_HYDRA_RENDER_PT_viewport,
     STORM_HYDRA_RENDER_PT_volume_viewport,
     STORM_HYDRA_RENDER_PT_film,
+    STORM_HYDRA_RENDER_PT_shadows,
     STORM_HYDRA_LIGHT_PT_light,
+    STORM_HYDRA_RENDER_PT_light_shadows,
 ))
 
 
-- 
2.30.2