GoaLitiuM/FlaxEngine
1
0
Fork 0
Code Issues Pull Requests Actions 7 Packages Projects Releases Wiki Activity

Add Global Illumination sampling option to transparent materials (eg. particles)

Browse Source
This commit is contained in:
Wojciech Figat
2022-07-14 14:28:42 +02:00
parent 4cc7bb96f5
commit 0d8ebd332e
10 changed files with 113 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files

5
Content/Editor/MaterialTemplates/Features/ForwardShading.hlsl
View File

@@ -97,6 +97,11 @@ float4 PS_Forward(PixelInput input) : SV_Target0
light += GetLighting(ViewPos, localLight, gBuffer, shadowMask, true, isSpotLight);
}
// Calculate lighting from Global Illumination
#if USE_GI
light += GetGlobalIlluminationLighting(gBuffer);
#endif
// Calculate reflections
#if USE_REFLECTIONS
float3 reflections = SampleReflectionProbe(ViewPos, EnvProbe, EnvironmentProbe, gBuffer.WorldPos, gBuffer.Normal, gBuffer.Roughness).rgb;

23
Content/Editor/MaterialTemplates/Features/GlobalIllumination.hlsl Normal file
View File

@@ -0,0 +1,23 @@
// Copyright (c) 2012-2021 Wojciech Figat. All rights reserved.
@0// Global Illumination: Defines
#define USE_GI 1
@1// Global Illumination: Includes
#include "./Flax/GI/DDGI.hlsl"
#include "./Flax/LightingCommon.hlsl"
@2// Global Illumination: Constants
DDGIData DDGI;
@3// Global Illumination: Resources
Texture2D<snorm float4> ProbesState : register(t__SRV__);
Texture2D<float4> ProbesDistance : register(t__SRV__);
Texture2D<float4> ProbesIrradiance : register(t__SRV__);
@4// Global Illumination: Utilities
float4 GetGlobalIlluminationLighting(GBufferSample gBuffer)
{
float3 irradiance = SampleDDGIIrradiance(DDGI, ProbesState, ProbesDistance, ProbesIrradiance, gBuffer.WorldPos, gBuffer.Normal);
float3 diffuseColor = GetDiffuseColor(gBuffer);
float3 diffuse = Diffuse_Lambert(diffuseColor);
return float4(diffuse * irradiance, saturate(length(irradiance)));
}
@5// Global Illumination: Shaders