/* * 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_POWERCAP #define INC_UNLIT_WF_UNTOON_POWERCAP #include "WF_UnToon.cginc" //////////////////////////// // Light Matcap Power //////////////////////////// #ifdef _WF_LEGACY_FEATURE_SWITCH #define WF_POWERCAP_FUNC(id) \ void affectMatcapColor_##id(float2 matcapVector, float2 uv_main, inout float4 color) { \ if (TGL_ON(_HL_Enable_##id)) { \ float2 matcap_uv = matcapVector.xy * 0.5 + 0.5; \ float3 matcap_color = PICK_MAIN_TEX2D(_HL_MatcapTex_##id, saturate(matcap_uv)).rgb; \ float3 matcap_mask = SAMPLE_MASK_VALUE(_HL_MaskTex_##id, uv_main, _HL_InvMaskVal_##id).rgb; \ float power = _HL_Power_##id * MAX_RGB(matcap_mask); \ float3 matcap_mask_color = matcap_mask * _HL_MatcapColor_##id * 2; \ if (_HL_CapType_##id == 1) { \ matcap_color *= LinearToGammaSpace(matcap_mask_color); \ color.rgb = blendColor_Add(color.rgb, matcap_color, power); \ } else if(_HL_CapType_##id == 2) { \ matcap_color *= LinearToGammaSpace(matcap_mask_color); \ color.rgb = blendColor_Mul(color.rgb, matcap_color, power); \ } else { \ matcap_color -= _HL_MedianColor_##id; \ float3 lighten_color = max(ZERO_VEC3, matcap_color); \ float3 darken_color = min(ZERO_VEC3, matcap_color); \ matcap_color = lerp(darken_color, lighten_color, matcap_mask_color); \ color.rgb = blendColor_Add(color.rgb, matcap_color, power); \ } \ } \ } #else #define WF_POWERCAP_FUNC(id) \ void affectMatcapColor_##id(float2 matcapVector, float2 uv_main, inout float4 color) { \ float2 matcap_uv = matcapVector.xy * 0.5 + 0.5; \ float3 matcap_color = PICK_MAIN_TEX2D(_HL_MatcapTex_##id, saturate(matcap_uv)).rgb; \ float3 matcap_mask = SAMPLE_MASK_VALUE(_HL_MaskTex_##id, uv_main, _HL_InvMaskVal_##id).rgb; \ float power = _HL_Power_##id * MAX_RGB(matcap_mask); \ float3 matcap_mask_color = matcap_mask * _HL_MatcapColor_##id * 2; \ if (_HL_CapType_##id == 1) { \ matcap_color *= LinearToGammaSpace(matcap_mask_color); \ color.rgb = blendColor_Add(color.rgb, matcap_color, power); \ } else if(_HL_CapType_##id == 2) { \ matcap_color *= LinearToGammaSpace(matcap_mask_color); \ color.rgb = blendColor_Mul(color.rgb, matcap_color, power); \ } else { \ matcap_color -= _HL_MedianColor_##id; \ float3 lighten_color = max(ZERO_VEC3, matcap_color); \ float3 darken_color = min(ZERO_VEC3, matcap_color); \ matcap_color = lerp(darken_color, lighten_color, matcap_mask_color); \ color.rgb = blendColor_Add(color.rgb, matcap_color, power); \ } \ } #endif #define WF_POWERCAP_AFFECT(id) affectMatcapColor_##id(calcMatcapVector(matcapVector, _HL_BlendNormal_##id, _HL_Parallax_##id), i.uv, color) #ifdef _HL_ENABLE_1 WF_POWERCAP_FUNC(1) #endif #ifdef _HL_ENABLE_2 WF_POWERCAP_FUNC(2) #endif #ifdef _HL_ENABLE_3 WF_POWERCAP_FUNC(3) #endif #ifdef _HL_ENABLE_4 WF_POWERCAP_FUNC(4) #endif #ifdef _HL_ENABLE_5 WF_POWERCAP_FUNC(5) #endif #ifdef _HL_ENABLE_6 WF_POWERCAP_FUNC(6) #endif #ifdef _HL_ENABLE_7 WF_POWERCAP_FUNC(7) #endif //////////////////////////// // vertex&fragment shader //////////////////////////// float4 frag_powercap(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); // アルファマスク適用 affectAlphaMask(uv_main, color); // BumpMap float3 ws_normal = i.normal; float3 ws_bump_normal; affectBumpNormal(i, uv_main, ws_bump_normal, color); float3 ws_view_dir = worldSpaceViewPointDir(i.ws_vertex); float3 ws_camera_dir = worldSpaceCameraDir(i.ws_vertex); // ビュー空間法線 float3 vs_normal = calcMatcapVector(ws_view_dir, ws_normal); float3 vs_bump_normal = calcMatcapVector(ws_view_dir, ws_bump_normal); // 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); float4x4 matcapVector = calcMatcapVectorArray(ws_view_dir, ws_camera_dir, ws_normal, ws_bump_normal); // Highlight affectMatcapColor(calcMatcapVector(matcapVector, _HL_BlendNormal, _HL_Parallax), uv_main, color); #ifdef _HL_ENABLE_1 WF_POWERCAP_AFFECT(1); #endif #ifdef _HL_ENABLE_2 WF_POWERCAP_AFFECT(2); #endif #ifdef _HL_ENABLE_3 WF_POWERCAP_AFFECT(3); #endif #ifdef _HL_ENABLE_4 WF_POWERCAP_AFFECT(4); #endif #ifdef _HL_ENABLE_5 WF_POWERCAP_AFFECT(5); #endif #ifdef _HL_ENABLE_6 WF_POWERCAP_AFFECT(6); #endif #ifdef _HL_ENABLE_7 WF_POWERCAP_AFFECT(7); #endif // 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); // Anti-Glare とライト色ブレンドを同時に計算 color.rgb *= i.light_color; // ToonFog affectToonFog(i, ws_view_dir, color); // フレネル affectFresnelAlpha(i.uv, 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; } #endif