1 files changed, 240 insertions, 0 deletions
diff --git a/Assets/TextMesh Pro/Shaders/TMP_SDF-Mobile Overlay.shader b/Assets/TextMesh Pro/Shaders/TMP_SDF-Mobile Overlay.shader
new file mode 100644
index 0000000..ce82bed
--- /dev/null
+++ b/Assets/TextMesh Pro/Shaders/TMP_SDF-Mobile Overlay.shader
@@ -0,0 +1,240 @@
+// Simplified SDF shader:
+// - No Shading Option (bevel / bump / env map)
+// - No Glow Option
+// - Softness is applied on both side of the outline
+
+Shader "TextMeshPro/Mobile/Distance Field Overlay" {
+
+Properties {
+	[HDR]_FaceColor		("Face Color", Color) = (1,1,1,1)
+	_FaceDilate			("Face Dilate", Range(-1,1)) = 0
+
+	[HDR]_OutlineColor	("Outline Color", Color) = (0,0,0,1)
+	_OutlineWidth		("Outline Thickness", Range(0,1)) = 0
+	_OutlineSoftness	("Outline Softness", Range(0,1)) = 0
+
+	[HDR]_UnderlayColor	("Border Color", Color) = (0,0,0,.5)
+	_UnderlayOffsetX 	("Border OffsetX", Range(-1,1)) = 0
+	_UnderlayOffsetY 	("Border OffsetY", Range(-1,1)) = 0
+	_UnderlayDilate		("Border Dilate", Range(-1,1)) = 0
+	_UnderlaySoftness 	("Border Softness", Range(0,1)) = 0
+
+	_WeightNormal		("Weight Normal", float) = 0
+	_WeightBold			("Weight Bold", float) = .5
+
+	_ShaderFlags		("Flags", float) = 0
+	_ScaleRatioA		("Scale RatioA", float) = 1
+	_ScaleRatioB		("Scale RatioB", float) = 1
+	_ScaleRatioC		("Scale RatioC", float) = 1
+
+	_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
+	_PerspectiveFilter	("Perspective Correction", Range(0, 1)) = 0.875
+	_Sharpness			("Sharpness", Range(-1,1)) = 0
+
+	_VertexOffsetX		("Vertex OffsetX", float) = 0
+	_VertexOffsetY		("Vertex OffsetY", float) = 0
+
+	_ClipRect			("Clip Rect", vector) = (-32767, -32767, 32767, 32767)
+	_MaskSoftnessX		("Mask SoftnessX", float) = 0
+	_MaskSoftnessY		("Mask SoftnessY", float) = 0
+
+	_StencilComp		("Stencil Comparison", Float) = 8
+	_Stencil			("Stencil ID", Float) = 0
+	_StencilOp			("Stencil Operation", Float) = 0
+	_StencilWriteMask	("Stencil Write Mask", Float) = 255
+	_StencilReadMask	("Stencil Read Mask", Float) = 255
+
+	_CullMode			("Cull Mode", Float) = 0
+	_ColorMask			("Color Mask", Float) = 15
+}
+
+SubShader {
+	Tags
+  {
+		"Queue"="Overlay"
+		"IgnoreProjector"="True"
+		"RenderType"="Transparent"
+	}
+
+
+	Stencil
+	{
+		Ref [_Stencil]
+		Comp [_StencilComp]
+		Pass [_StencilOp]
+		ReadMask [_StencilReadMask]
+		WriteMask [_StencilWriteMask]
+	}
+
+	Cull [_CullMode]
+	ZWrite Off
+	Lighting Off
+	Fog { Mode Off }
+	ZTest Always
+	Blend One OneMinusSrcAlpha
+	ColorMask [_ColorMask]
+
+	Pass {
+		CGPROGRAM
+		#pragma vertex VertShader
+		#pragma fragment PixShader
+		#pragma shader_feature __ OUTLINE_ON
+		#pragma shader_feature __ UNDERLAY_ON UNDERLAY_INNER
+
+		#pragma multi_compile __ UNITY_UI_CLIP_RECT
+		#pragma multi_compile __ UNITY_UI_ALPHACLIP
+
+		#include "UnityCG.cginc"
+		#include "UnityUI.cginc"
+		#include "TMPro_Properties.cginc"
+
+		struct vertex_t {
+			UNITY_VERTEX_INPUT_INSTANCE_ID
+			float4	vertex			: POSITION;
+			float3	normal			: NORMAL;
+			fixed4	color			: COLOR;
+			float2	texcoord0		: TEXCOORD0;
+			float2	texcoord1		: TEXCOORD1;
+		};
+
+		struct pixel_t {
+			UNITY_VERTEX_INPUT_INSTANCE_ID
+			UNITY_VERTEX_OUTPUT_STEREO
+			float4	vertex			: SV_POSITION;
+			fixed4	faceColor		: COLOR;
+			fixed4	outlineColor	: COLOR1;
+			float4	texcoord0		: TEXCOORD0;			// Texture UV, Mask UV
+			half4	param			: TEXCOORD1;			// Scale(x), BiasIn(y), BiasOut(z), Bias(w)
+			half4	mask			: TEXCOORD2;			// Position in clip space(xy), Softness(zw)
+		#if (UNDERLAY_ON | UNDERLAY_INNER)
+			float4	texcoord1		: TEXCOORD3;			// Texture UV, alpha, reserved
+			half2	underlayParam	: TEXCOORD4;			// Scale(x), Bias(y)
+		#endif
+		};
+
+
+		pixel_t VertShader(vertex_t input)
+		{
+			pixel_t output;
+
+			UNITY_INITIALIZE_OUTPUT(pixel_t, output);
+			UNITY_SETUP_INSTANCE_ID(input);
+			UNITY_TRANSFER_INSTANCE_ID(input, output);
+			UNITY_INITIALIZE_VERTEX_OUTPUT_STEREO(output);
+
+			float bold = step(input.texcoord1.y, 0);
+
+			float4 vert = input.vertex;
+			vert.x += _VertexOffsetX;
+			vert.y += _VertexOffsetY;
+			float4 vPosition = UnityObjectToClipPos(vert);
+
+			float2 pixelSize = vPosition.w;
+			pixelSize /= float2(_ScaleX, _ScaleY) * abs(mul((float2x2)UNITY_MATRIX_P, _ScreenParams.xy));
+
+			float scale = rsqrt(dot(pixelSize, pixelSize));
+			scale *= abs(input.texcoord1.y) * _GradientScale * (_Sharpness + 1);
+			if(UNITY_MATRIX_P[3][3] == 0) scale = lerp(abs(scale) * (1 - _PerspectiveFilter), scale, abs(dot(UnityObjectToWorldNormal(input.normal.xyz), normalize(WorldSpaceViewDir(vert)))));
+
+			float weight = lerp(_WeightNormal, _WeightBold, bold) / 4.0;
+			weight = (weight + _FaceDilate) * _ScaleRatioA * 0.5;
+
+			float layerScale = scale;
+
+			scale /= 1 + (_OutlineSoftness * _ScaleRatioA * scale);
+			float bias = (0.5 - weight) * scale - 0.5;
+			float outline = _OutlineWidth * _ScaleRatioA * 0.5 * scale;
+
+			float opacity = input.color.a;
+		#if (UNDERLAY_ON | UNDERLAY_INNER)
+				opacity = 1.0;
+		#endif
+
+			fixed4 faceColor = fixed4(input.color.rgb, opacity) * _FaceColor;
+			faceColor.rgb *= faceColor.a;
+
+			fixed4 outlineColor = _OutlineColor;
+			outlineColor.a *= opacity;
+			outlineColor.rgb *= outlineColor.a;
+			outlineColor = lerp(faceColor, outlineColor, sqrt(min(1.0, (outline * 2))));
+
+		#if (UNDERLAY_ON | UNDERLAY_INNER)
+			layerScale /= 1 + ((_UnderlaySoftness * _ScaleRatioC) * layerScale);
+			float layerBias = (.5 - weight) * layerScale - .5 - ((_UnderlayDilate * _ScaleRatioC) * .5 * layerScale);
+
+			float x = -(_UnderlayOffsetX * _ScaleRatioC) * _GradientScale / _TextureWidth;
+			float y = -(_UnderlayOffsetY * _ScaleRatioC) * _GradientScale / _TextureHeight;
+			float2 layerOffset = float2(x, y);
+		#endif
+
+			// Generate UV for the Masking Texture
+			float4 clampedRect = clamp(_ClipRect, -2e10, 2e10);
+			float2 maskUV = (vert.xy - clampedRect.xy) / (clampedRect.zw - clampedRect.xy);
+
+			// Populate structure for pixel shader
+			output.vertex = vPosition;
+			output.faceColor = faceColor;
+			output.outlineColor = outlineColor;
+			output.texcoord0 = float4(input.texcoord0.x, input.texcoord0.y, maskUV.x, maskUV.y);
+			output.param = half4(scale, bias - outline, bias + outline, bias);
+			output.mask = half4(vert.xy * 2 - clampedRect.xy - clampedRect.zw, 0.25 / (0.25 * half2(_MaskSoftnessX, _MaskSoftnessY) + pixelSize.xy));
+			#if (UNDERLAY_ON || UNDERLAY_INNER)
+			output.texcoord1 = float4(input.texcoord0 + layerOffset, input.color.a, 0);
+			output.underlayParam = half2(layerScale, layerBias);
+			#endif
+
+			return output;
+		}
+
+
+		// PIXEL SHADER
+		fixed4 PixShader(pixel_t input) : SV_Target
+		{
+			UNITY_SETUP_INSTANCE_ID(input);
+
+			half d = tex2D(_MainTex, input.texcoord0.xy).a * input.param.x;
+			half4 c = input.faceColor * saturate(d - input.param.w);
+
+		#ifdef OUTLINE_ON
+			c = lerp(input.outlineColor, input.faceColor, saturate(d - input.param.z));
+			c *= saturate(d - input.param.y);
+		#endif
+
+		#if UNDERLAY_ON
+			d = tex2D(_MainTex, input.texcoord1.xy).a * input.underlayParam.x;
+			c += float4(_UnderlayColor.rgb * _UnderlayColor.a, _UnderlayColor.a) * saturate(d - input.underlayParam.y) * (1 - c.a);
+		#endif
+
+		#if UNDERLAY_INNER
+			half sd = saturate(d - input.param.z);
+			d = tex2D(_MainTex, input.texcoord1.xy).a * input.underlayParam.x;
+			c += float4(_UnderlayColor.rgb * _UnderlayColor.a, _UnderlayColor.a) * (1 - saturate(d - input.underlayParam.y)) * sd * (1 - c.a);
+		#endif
+
+		// Alternative implementation to UnityGet2DClipping with support for softness.
+		#if UNITY_UI_CLIP_RECT
+			half2 m = saturate((_ClipRect.zw - _ClipRect.xy - abs(input.mask.xy)) * input.mask.zw);
+			c *= m.x * m.y;
+		#endif
+
+		#if (UNDERLAY_ON | UNDERLAY_INNER)
+			c *= input.texcoord1.z;
+		#endif
+
+    #if UNITY_UI_ALPHACLIP
+			clip(c.a - 0.001);
+		#endif
+
+			return c;
+		}
+		ENDCG
+	}
+}
+
+CustomEditor "TMPro.EditorUtilities.TMP_SDFShaderGUI"
+}