diff options
| -rwxr-xr-x | 3ner.cginc | 2 | ||||
| -rwxr-xr-x | 3ner.shader | 21 | ||||
| -rw-r--r-- | decal.cginc | 55 | ||||
| -rwxr-xr-x | features.cginc | 5 | ||||
| -rwxr-xr-x | globals.cginc | 22 | ||||
| -rwxr-xr-x | math.cginc | 4 |
6 files changed, 109 insertions, 0 deletions
@@ -10,6 +10,7 @@ #include "brdf.cginc" #include "cnlohr.cginc" +#include "decal.cginc" #include "geometry.cginc" #include "pbr.cginc" #include "lighting.cginc" @@ -301,6 +302,7 @@ float4 frag(v2f i, uint facing : SV_IsFrontFace i.normal *= facing ? 1 : -1; Pbr pbr = getPbr(i); + applyDecals(i, pbr); #if defined(_DEBUG_VIEW_UNLIT) return pbr.albedo; diff --git a/3ner.shader b/3ner.shader index 476a7f4..8cbbd09 100755 --- a/3ner.shader +++ b/3ner.shader @@ -65,6 +65,27 @@ Shader "yum_food/3ner" [HideInInspector] m_end_Ambient_Occlusion("Ambient Occlusion", Float) = 0 //endex + [HideInInspector] m_start_Matcaps("Decals", Float) = 0 + //ifex _Decal0_Enabled==0 + [HideInInspector] m_start_Decal0("Decal 0", Float) = 0 + [ThryToggle(_DECAL0)] _Decal0_Enabled("Enable", Float) = 0 + _Decal0_MainTex("Base color", 2D) = "white" {} + _Decal0_Color("Tint", Color) = (1, 1, 1, 1) + _Decal0_Opacity("Opacity", Range(0, 1)) = 1 + [ThryWideEnum(Repeat, 0, Mirror, 1, Clamp, 2)] _Decal0_UV_Mode("UV Mode", Int) = 0 + [ThryWideEnum(AlphaBlend, 0, Multiply, 1)] _Decal0_Mix_Mode("Mix Mode", Int) = 0 + [IntRange] _Decal0_UV_Channel("UV Channel", Range(0, 3)) = 0 + + //ifex _Decal0_Rotation_Enabled==0 + [HideInInspector] m_start_Decal0_Rotation("Rotation", Float) = 0 + [ThryToggle(_DECAL0_ROTATION)] _Decal0_Rotation_Enabled("Enable", Float) = 0 + _Decal0_Rotation("Rotation", Range(-0.5, 0.5)) = 0 + [HideInInspector] m_end_Decal0_Rotation("Rotation", Float) = 0 + //endex + [HideInInspector] m_end_Decal0("Decal 0", Float) = 0 + //endex + [HideInInspector] m_end_Decals("Decals", Float) = 0 + [HideInInspector] m_start_Matcaps("Matcaps", Float) = 0 //ifex _Matcap0_Enabled==0 [HideInInspector] m_start_Matcap0("Matcap 0", Float) = 0 diff --git a/decal.cginc b/decal.cginc new file mode 100644 index 0000000..69fb9e5 --- /dev/null +++ b/decal.cginc @@ -0,0 +1,55 @@ +#ifndef __DECAL_INC +#define __DECAL_INC + +#include "globals.cginc" +#include "pbr.cginc" +#include "interpolators.cginc" +#include "texture_utils.cginc" + +float4 decal_sample(texture2D tex, float2 uv, int uv_mode) { + [forcecase] + switch (uv_mode) { + case DECAL_UV_MODE_REPEAT: + return tex.Sample(aniso4_trilinear_repeat_s, uv); + case DECAL_UV_MODE_MIRROR: + return tex.Sample(aniso4_trilinear_mirror_s, uv); + case DECAL_UV_MODE_CLAMP: + return tex.Sample(aniso4_trilinear_clamp_s, uv); + default: + return 0; + } +} + +float2 decal_rotate(float2 uv, float rotation) { + float s, c; + sincos(rotation * TAU, s, c); + float2 d = uv - 0.5; + return float2(d.x * c - d.y * s, d.x * s + d.y * c) + 0.5; +} + +void applyDecals(v2f i, inout Pbr pbr) { +#if defined(_DECAL0) + { + float2 uv = get_uv_by_channel(i, _Decal0_UV_Channel); + uv -= _Decal0_MainTex_ST.zw; + uv *= _Decal0_MainTex_ST.xy; +#if defined(_DECAL0_ROTATION) + uv = decal_rotate(uv, _Decal0_Rotation); +#endif + float4 albedo = decal_sample(_Decal0_MainTex, uv, _Decal0_UV_Mode); + albedo *= _Decal0_Color; + albedo.a *= _Decal0_Opacity; + [forcecase] + switch (_Decal0_Mix_Mode) { + case DECAL_MIX_MODE_ALPHA_BLEND: + pbr.albedo = alpha_blend(albedo, pbr.albedo); + break; + case DECAL_MIX_MODE_MULTIPLY: + pbr.albedo.rgb *= lerp(1, albedo.rgb, albedo.a); + break; + } + } +#endif +} + +#endif // __DECAL_INC diff --git a/features.cginc b/features.cginc index 2919950..8107e94 100755 --- a/features.cginc +++ b/features.cginc @@ -158,6 +158,11 @@ #pragma shader_feature_local _RAY_MARCHING_HEXAGON //endex +//ifex _Decal0_Enabled==0 +#pragma shader_feature_local _DECAL0 +#pragma shader_feature_local _DECAL0_ROTATION +//endex + //ifex _Matcap0_Enabled==0 #pragma shader_feature_local _MATCAP0 #pragma shader_feature_local _MATCAP0_QUANTIZATION diff --git a/globals.cginc b/globals.cginc index 2f4dc1e..df9552e 100755 --- a/globals.cginc +++ b/globals.cginc @@ -6,6 +6,8 @@ SamplerState point_repeat_s; SamplerState linear_repeat_s; SamplerState aniso4_trilinear_repeat_s; +SamplerState aniso4_trilinear_mirror_s; +SamplerState aniso4_trilinear_clamp_s; SamplerState bilinear_repeat_s; SamplerState linear_clamp_s; SamplerState bilinear_clamp_s; @@ -239,6 +241,26 @@ float _Parallax_Heightmap_Bias; float _Parallax_Heightmap_Ray_Marching_Steps; #endif // _PARALLAX_HEIGHTMAP_RAY_MARCHING +#define DECAL_UV_MODE_REPEAT 0 +#define DECAL_UV_MODE_MIRROR 1 +#define DECAL_UV_MODE_CLAMP 2 + +#define DECAL_MIX_MODE_ALPHA_BLEND 0 +#define DECAL_MIX_MODE_MULTIPLY 1 + +#if defined(_DECAL0) +float4 _Decal0_Color; +texture2D _Decal0_MainTex; +float4 _Decal0_MainTex_ST; +float _Decal0_Opacity; +int _Decal0_UV_Mode; +int _Decal0_UV_Channel; +int _Decal0_Mix_Mode; +#if defined(_DECAL0_ROTATION) +float _Decal0_Rotation; +#endif // _DECAL0_ROTATION +#endif // _DECAL0 + #define MATCAP_MODE_REPLACE 0 #define MATCAP_MODE_ADD 1 #define MATCAP_MODE_MULTIPLY 2 @@ -105,5 +105,9 @@ float luminance(float3 rgb) { return dot(float3(0.2126, 0.7152, 0.0722), rgb); } +float4 alpha_blend(float4 src, float4 dst) { + return float4(src.rgb * src.a + dst.rgb * (1 - src.a), src.a + dst.a * (1 - src.a)); +} + #endif // __MATH_INC |