/* * The MIT License * * Copyright 2018-2021 whiteflare. * * Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), * to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, * and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ #ifndef INC_UNLIT_WF_UNTOON #define INC_UNLIT_WF_UNTOON //////////////////////////// // uniform variable //////////////////////////// #include "WF_INPUT_UnToon.cginc" //////////////////////////// // main structure //////////////////////////// struct appdata { float4 vertex : POSITION; #ifdef _VC_ENABLE float4 vertex_color : COLOR0; #endif float2 uv : TEXCOORD0; float2 uv_lmap : TEXCOORD1; float3 normal : NORMAL; #ifdef _NM_ENABLE float4 tangent : TANGENT; #endif UNITY_VERTEX_INPUT_INSTANCE_ID }; struct v2f { float4 vs_vertex : SV_POSITION; #ifdef _VC_ENABLE float4 vertex_color : COLOR0; #endif float3 light_color : COLOR1; #ifdef _TS_ENABLE float shadow_power : COLOR2; #endif float2 uv : TEXCOORD0; float2 uv_lmap : TEXCOORD1; float3 ws_vertex : TEXCOORD2; float4 ws_light_dir : TEXCOORD3; float3 normal : TEXCOORD4; // world space #ifdef _NM_ENABLE float3 tangent : TEXCOORD5; // world space float3 bitangent : TEXCOORD6; // world space #endif UNITY_FOG_COORDS(7) UNITY_VERTEX_INPUT_INSTANCE_ID UNITY_VERTEX_OUTPUT_STEREO }; //////////////////////////// // UnToon function //////////////////////////// #include "WF_UnToon_Function.cginc" //////////////////////////// // vertex&fragment shader //////////////////////////// v2f vert(in appdata v) { v2f o; UNITY_SETUP_INSTANCE_ID(v); UNITY_INITIALIZE_OUTPUT(v2f, o); UNITY_INITIALIZE_VERTEX_OUTPUT_STEREO(o); o.ws_vertex = UnityObjectToWorldPos(v.vertex.xyz); #ifndef _WF_MAIN_Z_SHIFT o.vs_vertex = UnityObjectToClipPos(v.vertex.xyz); // 通常の ToClipPos を使う #else o.vs_vertex = shiftDepthVertex(o.ws_vertex, _WF_MAIN_Z_SHIFT); // Zシフトした値を使う #endif #ifdef _VC_ENABLE o.vertex_color = v.vertex_color; #endif o.uv = v.uv; o.uv_lmap = v.uv_lmap; o.ws_light_dir = calcWorldSpaceLightDir(o.ws_vertex); #ifdef _NM_ENABLE localNormalToWorldTangentSpace(v.normal, v.tangent, o.normal, o.tangent, o.bitangent, _NM_FlipMirror & 1, _NM_FlipMirror & 2); #else localNormalToWorldTangentSpace(v.normal, o.normal); #endif // 環境光取得 float3 ambientColor = calcAmbientColorVertex(v.uv_lmap); // 影コントラスト calcToonShadeContrast(o.ws_vertex, o.ws_light_dir, ambientColor, o.shadow_power); // Anti-Glare とライト色ブレンドを同時に計算 o.light_color = calcLightColorVertex(o.ws_vertex, ambientColor); UNITY_TRANSFER_INSTANCE_ID(v, o); UNITY_TRANSFER_FOG(o, o.vs_vertex); return o; } float4 frag(v2f i, uint facing: SV_IsFrontFace) : SV_Target { UNITY_SETUP_INSTANCE_ID(i); UNITY_SETUP_STEREO_EYE_INDEX_POST_VERTEX(i); float4 color; float2 uv_main; // メイン affectBaseColor(i.uv, facing, uv_main, color); // 頂点カラー affectVertexColor(i.vertex_color, color); // カラーマスク affect3chColorMask(uv_main, color); // アルファマスク適用 affectAlphaMask(uv_main, color); // 色変換 affectColorChange(color); // BumpMap float3 ws_normal = i.normal; float3 ws_bump_normal; affectBumpNormal(i, uv_main, ws_bump_normal, color); // ビューポイントへの方向 float3 ws_view_dir = worldSpaceViewPointDir(i.ws_vertex); // カメラへの方向 float3 ws_camera_dir = worldSpaceCameraDir(i.ws_vertex); // カメラとライトの位置関係: -1(逆光) ～ +1(順光) float angle_light_camera = calcAngleLightCamera(i.ws_vertex, i.ws_light_dir.xyz); // matcapベクトルの配列 float4x4 matcapVector = calcMatcapVectorArray(ws_view_dir, ws_camera_dir, ws_normal, ws_bump_normal); // メタリック affectMetallic(i, ws_camera_dir, uv_main, ws_normal, ws_bump_normal, color); // Highlight affectMatcapColor(calcMatcapVector(matcapVector, _HL_BlendNormal, _HL_Parallax).xy, uv_main, color); // ラメ affectLame(i, uv_main, ws_normal, color); // 階調影 affectToonShade(i, uv_main, ws_normal, ws_bump_normal, angle_light_camera, color); // リムライト affectRimLight(i, uv_main, calcMatcapVector(matcapVector, _TR_BlendNormal, 0), angle_light_camera, color); // Decal affectOverlayTexture(i, uv_main, calcMatcapVector(matcapVector, 1, 0.5), color); // Outline affectOutline(uv_main, color); // Anti-Glare とライト色ブレンドを同時に計算 color.rgb *= i.light_color; // Ambient Occlusion affectOcclusion(i, uv_main, color); // EmissiveScroll affectEmissiveScroll(i.ws_vertex, uv_main, color); // ToonFog affectToonFog(i, ws_view_dir, color); // フレネル affectFresnelAlpha(uv_main, ws_normal, ws_view_dir, color); // Alpha は 0-1 にクランプ color.a = saturate(color.a); // fog UNITY_APPLY_FOG(i.fogCoord, color); return color; } //////////////////////////// // アウトライン用 vertex&fragment shader //////////////////////////// float4 shiftOutlineVertex(inout v2f o, float width, float shift) { return shiftOutlineVertex(o.ws_vertex, o.normal, width, shift); } float4 shiftOutlineVertex(inout v2f o) { #ifdef _TL_ENABLE return shiftOutlineVertex(o, getOutlineShiftWidth(TRANSFORM_TEX(o.uv, _MainTex)), -_TL_Z_Shift); #else return UnityObjectToClipPos( ZERO_VEC3 ); #endif } // vertex シェーダでアウトラインメッシュを張るタイプ。NORMALのみサポートする。 v2f vert_outline(appdata v) { // 通常の vert を使う v2f o = vert(v); // SV_POSITION を上書き o.vs_vertex = shiftOutlineVertex(o); return o; } // geometry シェーダでアウトラインメッシュを張るタイプ。NORMALとEDGEをどちらもサポートする。 #if SHADER_TARGET >= 40 [maxvertexcount(15)] void geom_outline(triangle v2f v[3], inout TriangleStream triStream) { UNITY_SETUP_STEREO_EYE_INDEX_POST_VERTEX(v[0]); #ifdef _TL_ENABLE #ifdef _WF_LEGACY_FEATURE_SWITCH if (TGL_ON(_TL_Enable)) { #endif float width0 = getOutlineShiftWidth(TRANSFORM_TEX(v[0].uv, _MainTex)); float width1 = getOutlineShiftWidth(TRANSFORM_TEX(v[1].uv, _MainTex)); float width2 = getOutlineShiftWidth(TRANSFORM_TEX(v[2].uv, _MainTex)); float shift0 = -_TL_Z_Shift - (TGL_ON(_TL_LineType) ? width0 * 10 : 0); float shift1 = -_TL_Z_Shift - (TGL_ON(_TL_LineType) ? width1 * 10 : 0); float shift2 = -_TL_Z_Shift - (TGL_ON(_TL_LineType) ? width2 * 10 : 0); // NORMAL v2f p0 = v[0]; v2f p1 = v[1]; v2f p2 = v[2]; p0.vs_vertex = shiftOutlineVertex(p0, width0, shift0); p1.vs_vertex = shiftOutlineVertex(p1, width1, shift1); p2.vs_vertex = shiftOutlineVertex(p2, width2, shift2); triStream.Append(p0); triStream.Append(p1); triStream.Append(p2); // EDGE if (TGL_ON(_TL_LineType)) { v2f n0 = v[0]; v2f n1 = v[1]; v2f n2 = v[2]; n0.vs_vertex = shiftOutlineVertex(n0, -width0, shift0); n1.vs_vertex = shiftOutlineVertex(n1, -width1, shift1); n2.vs_vertex = shiftOutlineVertex(n2, -width2, shift2); triStream.Append(n2); triStream.Append(p0); triStream.Append(n0); triStream.Append(p1); triStream.Append(n1); triStream.Append(p2); triStream.Append(n2); // 折り返すことで裏面まで描画する triStream.Append(p1); triStream.Append(n1); triStream.Append(p0); triStream.Append(n0); triStream.Append(p2); } triStream.RestartStrip(); #ifdef _WF_LEGACY_FEATURE_SWITCH } #endif #endif } #endif #endif