From c55fba8ab2a1c9d3df65eda4a5a1e957f4aa1f78 Mon Sep 17 00:00:00 2001
From: Andrew Lee <alee14498@protonmail.com>
Date: Sun, 19 Apr 2020 17:19:32 -0400
Subject: Inital commit

---
 .../Shaders/TMP_SDF Internal SSD.shader            | 126 +++++++++++++++++++++
 1 file changed, 126 insertions(+)
 create mode 100644 Library/PackageCache/com.unity.textmeshpro@2.0.1/Editor Resources/Shaders/TMP_SDF Internal SSD.shader

(limited to 'Library/PackageCache/com.unity.textmeshpro@2.0.1/Editor Resources/Shaders/TMP_SDF Internal SSD.shader')

diff --git a/Library/PackageCache/com.unity.textmeshpro@2.0.1/Editor Resources/Shaders/TMP_SDF Internal SSD.shader b/Library/PackageCache/com.unity.textmeshpro@2.0.1/Editor Resources/Shaders/TMP_SDF Internal SSD.shader
new file mode 100644
index 0000000..d053216
--- /dev/null
+++ b/Library/PackageCache/com.unity.textmeshpro@2.0.1/Editor Resources/Shaders/TMP_SDF Internal SSD.shader	
@@ -0,0 +1,126 @@
+// Simplified SDF shader:
+// - No Shading Option (bevel / bump / env map)
+// - No Glow Option
+// - Softness is applied on both side of the outline
+
+Shader "Hidden/TextMeshPro/Internal/Distance Field SSD" {
+
+Properties {
+	_FaceColor			("Face Color", Color) = (1,1,1,1)
+	_FaceDilate			("Face Dilate", Range(-1,1)) = 0
+
+	_OutlineSoftness	("Outline Softness", Range(0,1)) = 0.02
+
+	_WeightNormal		("Weight Normal", float) = 0
+	_WeightBold			("Weight Bold", float) = .5
+
+	_MainTex			("Font Atlas", 2D) = "white" {}
+	_TextureWidth		("Texture Width", float) = 512
+	_TextureHeight		("Texture Height", float) = 512
+	_GradientScale		("Gradient Scale", float) = 5
+	_ScaleX				("Scale X", float) = 1
+	_ScaleY				("Scale Y", float) = 1
+	_Sharpness			("Sharpness", Range(-1,1)) = 0
+
+	_VertexOffsetX		("Vertex OffsetX", float) = 0
+	_VertexOffsetY		("Vertex OffsetY", float) = 0
+	
+	_ColorMask			("Color Mask", Float) = 15
+}
+
+SubShader {
+	Tags 
+	{
+		"ForceSupported" = "True"
+	}
+
+	Lighting Off
+	Blend One OneMinusSrcAlpha
+	Cull Off
+	ZWrite Off
+	ZTest Always
+
+	Pass {
+		CGPROGRAM
+		#pragma vertex VertShader
+		#pragma fragment PixShader
+
+		#include "UnityCG.cginc"
+		#include "TMP_Properties.cginc"
+
+		sampler2D _GUIClipTexture;
+		uniform float4x4 unity_GUIClipTextureMatrix;
+
+		struct vertex_t {
+			float4	vertex			: POSITION;
+			float3	normal			: NORMAL;
+			fixed4	color			: COLOR;
+			float2	texcoord0		: TEXCOORD0;
+			float2	texcoord1		: TEXCOORD1;
+		};
+
+		struct pixel_t {
+			float4	vertex			: SV_POSITION;
+			fixed4	faceColor		: COLOR;
+			float2	texcoord0		: TEXCOORD0;
+			float2	clipUV			: TEXCOORD1;
+		};
+
+
+		pixel_t VertShader(vertex_t input)
+		{
+			// Does not handle simulated bold correctly.
+			
+			float4 vert = input.vertex;
+			vert.x += _VertexOffsetX;
+			vert.y += _VertexOffsetY;
+			float4 vPosition = UnityObjectToClipPos(vert);
+
+			float opacity = input.color.a;
+
+			fixed4 faceColor = fixed4(input.color.rgb, opacity) * _FaceColor;
+			faceColor.rgb *= faceColor.a;
+
+			// Generate UV for the Clip Texture
+			float3 eyePos = UnityObjectToViewPos(input.vertex);
+			float2 clipUV = mul(unity_GUIClipTextureMatrix, float4(eyePos.xy, 0, 1.0));
+
+			// Structure for pixel shader
+			pixel_t output = {
+				vPosition,
+				faceColor,
+				float2(input.texcoord0.x, input.texcoord0.y),
+				clipUV,
+			};
+
+			return output;
+		}
+
+		half transition(half2 range, half distance)
+        {
+            return smoothstep(range.x, range.y, distance);
+        }
+
+		// PIXEL SHADER
+		fixed4 PixShader(pixel_t input) : SV_Target
+		{
+			half distanceSample = tex2D(_MainTex, input.texcoord0).a;
+            half smoothing = fwidth(distanceSample) * (1 - _Sharpness) + _OutlineSoftness;
+            half contour = 0.5 - _FaceDilate * 0.5;
+            half2 edgeRange = half2(contour - smoothing, contour + smoothing);
+
+			half4 c = input.faceColor;
+            
+            half edgeTransition = transition(edgeRange, distanceSample);
+            c *= edgeTransition;
+
+			c *= tex2D(_GUIClipTexture, input.clipUV).a;
+
+			return c;
+		}
+		ENDCG
+	}
+}
+
+CustomEditor "TMPro.EditorUtilities.TMP_SDFShaderGUI"
+}
-- 
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