You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
27 lines
1018 B
HLSL
27 lines
1018 B
HLSL
3 weeks ago
|
#ifndef MAIN_LIGHT_INCLUDED
|
||
|
|
#define MAIN_LIGHT_INCLUDED
|
||
|
|
|
||
|
|
void MainLight_float(float3 WorldPosition, out float3 Direction, out float3 Color, out float ShadowAttenuation)
|
||
|
|
{
|
||
|
|
#if defined(SHADERGRAPH_PREVIEW)
|
||
|
|
Direction = float3(0.5,0.5,0);
|
||
|
|
Color = 1;
|
||
|
|
ShadowAttenuation = 1;
|
||
|
|
|
||
|
|
#else
|
||
|
|
float4 shadowCoord = TransformWorldToShadowCoord(WorldPosition);
|
||
|
|
Light mainLight = GetMainLight(shadowCoord);
|
||
|
|
Direction = mainLight.direction;
|
||
|
|
Color = mainLight.color;
|
||
|
|
|
||
|
|
#if !defined(_MAIN_LIGHT_SHADOWS) || defined(_RECIEVE_SHADOWS_OFF)
|
||
|
|
ShadowAttenuation = 1.0h;
|
||
|
|
#else
|
||
|
|
ShadowSamplingData shadowSamplingData = GetMainLightShadowSamplingData();
|
||
|
|
float shadowStrength = GetMainLightShadowStrength();
|
||
|
|
ShadowAttentuation = SampleShadowmap(shadowCoord, TEXTURE2D_ARGS(_MainLightShadowmapTexture,
|
||
|
|
sampler_MainLightShadowmapTexture), shadowSamplingData, shadowStrength, false);
|
||
|
|
#endif
|
||
|
|
#endif
|
||
|
|
}
|
||
|
|
#endif
|