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2023-09-01 14:33:54 +08:00
parent 4fadd3a530
commit 8ef5c7ec0a
451 changed files with 1048940 additions and 2028 deletions
--- a/Environment/Shaders/PigmentMapComposite.shader
+++ b/Environment/Shaders/PigmentMapComposite.shader
@@ -0,0 +1,94 @@
+// Fantasy Adventure Environment
+// Copyright Staggart Creations
+// staggart.xyz
+
+Shader "Hidden/PigmentMapComposite"
+{
+	Properties
+	{
+		[NoScaleOffset] _MainTex("Input pigment map", 2D) = "white" {}
+		[NoScaleOffset] _SplatMap("Splatmap", 2D) = "white" {}
+		_SplatMask("SplatMask", Vector) = (1,1,1,1) //RGBA component masks
+		_Transform("Transform", Vector) = (0,0,0,0)
+			//X: Horizontal
+			//Y: Vertical
+			//Z: Rotation
+			//W: ...
+
+	}
+		SubShader
+		{
+			Tags { "RenderType" = "Opaque" }
+
+			Pass
+			{
+				CGPROGRAM
+				#pragma vertex vert
+				#pragma fragment frag
+
+				#include "UnityCG.cginc"
+
+				struct appdata
+				{
+					float4 vertex : POSITION;
+					float2 uv : TEXCOORD0;
+				};
+
+				struct v2f
+				{
+					float2 uv : TEXCOORD0;
+					float4 vertex : SV_POSITION;
+				};
+
+				sampler2D _MainTex;
+				float4 _MainTex_ST;
+				sampler2D _SplatMap;
+				uniform float4 _SplatMask;
+				uniform float4 _Transform;
+
+				float2 RotateUV(float2 uv, float rotation) {
+					float cosine = cos(rotation);
+					float sine = sin(rotation);
+					float2 pivot = float2(0.5, 0.5);
+					float2 rotator = (mul(uv - pivot, float2x2(cosine, -sine, sine, cosine)) + pivot);
+					return saturate(rotator);
+				}
+
+				v2f vert(appdata v)
+				{
+					v2f o;
+					o.vertex = UnityObjectToClipPos(v.vertex);
+
+					float2 uv = TRANSFORM_TEX(v.uv, _MainTex);
+					if (_Transform.x == 1) uv.x = 1 - uv.x;
+					if (_Transform.y == 1) uv.y = 1 - uv.y;
+					uv = RotateUV(uv, _Transform.z);
+
+					o.uv = uv;
+
+					return o;
+				}
+
+				fixed4 frag(v2f i) : SV_Target
+				{
+					//Tex samples
+					float3 col = tex2D(_MainTex, i.uv).rgb;
+					float4 splatMap = tex2D(_SplatMap, i.uv);
+
+					//Isolate splatmap channel
+					float alpha = 0;
+					alpha += splatMap.r * _SplatMask.r;
+					alpha += splatMap.g * _SplatMask.g;
+					alpha += splatMap.b * _SplatMask.b;
+					alpha += splatMap.a * _SplatMask.a;
+
+					//return float4(alpha, alpha, alpha, 1);
+
+					//return float4(0, 1, 0, alpha);
+
+					return float4(col.rgb, alpha);
+				}
+				ENDCG
+			}
+		}
+}