From d17a3f1fbe5f2f486d2a7bdeed0ced1776d2ee47 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Tur=C3=A1nszki=20J=C3=A1nos?=
 <turanszkij@users.noreply.github.com>
Date: Thu, 23 Jun 2022 10:39:25 +0200
Subject: [PATCH] scripting updates

---
 Content/Content.vcxitems                          |  1 +
 Content/Content.vcxitems.filters                  |  3 +++
 .../Documentation/ScriptingAPI-Documentation.md   |  1 +
 Content/scripts/spawn_many_lights.lua             |  3 ++-
 WickedEngine/wiScene_BindLua.cpp                  | 15 +++++++++++++++
 WickedEngine/wiScene_BindLua.h                    |  1 +
 6 files changed, 23 insertions(+), 1 deletion(-)

diff --git a/Content/Content.vcxitems b/Content/Content.vcxitems
index 65c901d0d..f4d7b7407 100644
--- a/Content/Content.vcxitems
+++ b/Content/Content.vcxitems
@@ -595,6 +595,7 @@
       <DeploymentContent Condition="'$(Configuration)|$(Platform)'=='Release|x64'">true</DeploymentContent>
       <DeploymentContent Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">true</DeploymentContent>
     </None>
+    <None Include="$(MSBuildThisFileDirectory)scripts\spawn_many_lights.lua" />
   </ItemGroup>
   <ItemGroup>
     <Image Include="$(MSBuildThisFileDirectory)models\billboardredflowers.png" />
diff --git a/Content/Content.vcxitems.filters b/Content/Content.vcxitems.filters
index d9ba4158d..a7b233078 100644
--- a/Content/Content.vcxitems.filters
+++ b/Content/Content.vcxitems.filters
@@ -201,6 +201,9 @@
     <None Include="$(MSBuildThisFileDirectory)scripts\set_material_all.lua">
       <Filter>scripts</Filter>
     </None>
+    <None Include="$(MSBuildThisFileDirectory)scripts\spawn_many_lights.lua">
+      <Filter>scripts</Filter>
+    </None>
   </ItemGroup>
   <ItemGroup>
     <Image Include="$(MSBuildThisFileDirectory)models\Sponza\textures\background.png">
diff --git a/Content/Documentation/ScriptingAPI-Documentation.md b/Content/Documentation/ScriptingAPI-Documentation.md
index 375dc5674..5e7363f77 100644
--- a/Content/Documentation/ScriptingAPI-Documentation.md
+++ b/Content/Documentation/ScriptingAPI-Documentation.md
@@ -585,6 +585,7 @@ Describes an orientation in 3D space.
 - SetEnergy(float value)
 - SetColor(Vector value)
 - SetCastShadow(bool value)
+- SetVolumetricsEnabled(bool value)
 - SetFOV(float value)
 - GetType() : int result
 
diff --git a/Content/scripts/spawn_many_lights.lua b/Content/scripts/spawn_many_lights.lua
index b9b4d2d41..41c991ab1 100644
--- a/Content/scripts/spawn_many_lights.lua
+++ b/Content/scripts/spawn_many_lights.lua
@@ -12,7 +12,7 @@ local bounds_max = scene.GetBounds().GetMax()
 for i=1,200 do
 	local entity = CreateEntity()
 	entities[i] = entity
-	velocities[i] = math.lerp(0.1, 0.5, math.random())
+	velocities[i] = math.lerp(0.1, 0.2, math.random())
 	local light_transform = scene.Component_CreateTransform(entity)
 	light_transform.Translate(Vector(
 		math.lerp(bounds_min.GetX(), bounds_max.GetX(), math.random()),
@@ -25,6 +25,7 @@ for i=1,200 do
 	light_component.SetEnergy(6)
 	light_component.SetColor(Vector(1,0.5,0)) -- orange color
 	--light_component.SetColor(Vector(math.random(),math.random(),math.random())) -- random color
+	--light_component.SetVolumetricsEnabled(true)
 	light_component.SetCastShadow(true)
 end
 
diff --git a/WickedEngine/wiScene_BindLua.cpp b/WickedEngine/wiScene_BindLua.cpp
index 44933ea49..1c396e388 100644
--- a/WickedEngine/wiScene_BindLua.cpp
+++ b/WickedEngine/wiScene_BindLua.cpp
@@ -2160,6 +2160,7 @@ Luna<LightComponent_BindLua>::FunctionType LightComponent_BindLua::methods[] = {
 	lunamethod(LightComponent_BindLua, SetEnergy),
 	lunamethod(LightComponent_BindLua, SetColor),
 	lunamethod(LightComponent_BindLua, SetCastShadow),
+	lunamethod(LightComponent_BindLua, SetVolumetricsEnabled),
 	lunamethod(LightComponent_BindLua, GetType),
 	lunamethod(LightComponent_BindLua, SetFOV),
 	{ NULL, NULL }
@@ -2262,6 +2263,20 @@ int LightComponent_BindLua::SetCastShadow(lua_State* L)
 
 	return 0;
 }
+int LightComponent_BindLua::SetVolumetricsEnabled(lua_State* L)
+{
+	int argc = wi::lua::SGetArgCount(L);
+	if (argc > 0)
+	{
+		component->SetVolumetricsEnabled(wi::lua::SGetBool(L, 1));
+	}
+	else
+	{
+		wi::lua::SError(L, "SetVolumetricsEnabled(bool value) not enough arguments!");
+	}
+
+	return 0;
+}
 int LightComponent_BindLua::SetFOV(lua_State* L)
 {
 	int argc = wi::lua::SGetArgCount(L);
diff --git a/WickedEngine/wiScene_BindLua.h b/WickedEngine/wiScene_BindLua.h
index 1d509d24c..037ea2919 100644
--- a/WickedEngine/wiScene_BindLua.h
+++ b/WickedEngine/wiScene_BindLua.h
@@ -280,6 +280,7 @@ namespace wi::lua::scene
 		int SetEnergy(lua_State* L);
 		int SetColor(lua_State* L);
 		int SetCastShadow(lua_State* L);
+		int SetVolumetricsEnabled(lua_State* L);
 		int SetFOV(lua_State* L);
 
 		int GetType(lua_State* L);