| /****************************************************************************** | |
| * Copyright 2024 NVIDIA Corporation. All rights reserved. | |
| ****************************************************************************** | |
| Permission is hereby granted by NVIDIA Corporation ("NVIDIA"), free of charge, | |
| to any person obtaining a copy of the sample definition code that uses our | |
| Material Definition Language (the "MDL Materials"), to reproduce and distribute | |
| the MDL Materials, including without limitation the rights to use, copy, merge, | |
| publish, distribute, and sell modified and unmodified copies of the MDL | |
| Materials, and to permit persons to whom the MDL Materials is furnished to do | |
| so, in all cases solely for use with NVIDIA's Material Definition Language, | |
| subject to the following further conditions: | |
| 1. The above copyright notices, this list of conditions, and the disclaimer | |
| that follows shall be retained in all copies of one or more of the MDL | |
| Materials, including in any software with which the MDL Materials are bundled, | |
| redistributed, and/or sold, and included either as stand-alone text files, | |
| human-readable headers or in the appropriate machine-readable metadata fields | |
| within text or binary files as long as those fields can be easily viewed by the | |
| user, as applicable. | |
| 2. The name of NVIDIA shall not be used to promote, endorse or advertise any | |
| Modified Version without specific prior written permission, except a) to comply | |
| with the notice requirements otherwise contained herein; or b) to acknowledge | |
| the contribution(s) of NVIDIA. | |
| THE MDL MATERIALS ARE PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS | |
| OR IMPLIED, INCLUDING BUT NOT LIMITED TO ANY WARRANTIES OF MERCHANTABILITY, | |
| FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF COPYRIGHT, PATENT, | |
| TRADEMARK, OR OTHER RIGHT. IN NO EVENT SHALL NVIDIA CORPORATION BE LIABLE FOR | |
| ANY CLAIM, DAMAGES OR OTHER LIABILITY, INCLUDING ANY GENERAL, SPECIAL, | |
| INDIRECT, INCIDENTAL, OR CONSEQUENTIAL DAMAGES, WHETHER IN AN ACTION OF | |
| CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF THE USE OR INABILITY TO USE | |
| THE MDL MATERIALS OR FROM OTHER DEALINGS IN THE MDL MATERIALS. | |
| */ | |
| mdl 1.5; | |
| import ::anno::*; | |
| import ::base::*; | |
| import ::df::*; | |
| import ::math::*; | |
| import ::state::*; | |
| import ::tex::*; | |
| import ::nvidia::core_definitions::blend_colors; | |
| import ::nvidia::core_definitions::dimension; | |
| const string COPYRIGHT = | |
| " Copyright 2024 NVIDIA Corporation. All rights reserved.\n" | |
| " MDL MATERIALS ARE PROVIDED PURSUANT TO AN END USER LICENSE AGREEMENT,\n" | |
| " WHICH WAS ACCEPTED IN ORDER TO GAIN ACCESS TO THIS FILE. IN PARTICULAR,\n" | |
| " THE MDL MATERIALS ARE PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND,\n" | |
| " EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO ANY WARRANTIES OF\n" | |
| " MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF\n" | |
| " COPYRIGHT, PATENT, TRADEMARK, OR OTHER RIGHT. IN NO EVENT SHALL NVIDIA\n" | |
| " CORPORATION BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, INCLUDING ANY\n" | |
| " GENERAL, SPECIAL, INDIRECT, INCIDENTAL, OR CONSEQUENTIAL DAMAGES, WHETHER IN\n" | |
| " AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF THE USE OR\n" | |
| " INABILITY TO USE THE MDL MATERIALS OR FROM OTHER DEALINGS IN THE MDL MATERIALS.\n"; | |
| const string DESCRIPTION = "A translucent paper material"; | |
| annotation preview_scale( float f); | |
| float3 normalmap_normal( | |
| uniform texture_2d texture, | |
| float factor = 1.0, | |
| ::base::texture_coordinate_info uvw = ::base::texture_coordinate_info() | |
| ) | |
| { | |
| float3 lookup = (::tex::lookup_float3(texture, float2(uvw.position.x, uvw.position.y)) - float3(0.5)) * (factor * 2.0); | |
| return ::math::normalize(uvw.tangent_u * lookup.x + uvw.tangent_v * lookup.y + ::state::normal() * (lookup.z + (1.0 - factor))); | |
| } | |
| float histogram_range(float input, float range = 1.0f, float position = 0.5f) | |
| { | |
| float low = ::math::clamp(1.0 - ::math::min(((1.0 - position) + range * 0.5), (1.0 - position) * 2), 0.0, 1.0); | |
| float high = ::math::clamp(::math::min((position + range * 0.5 ), position * 2.0), 0.0, 1.0); | |
| return ::math::lerp(low, high, input); | |
| } | |
| ::base::texture_coordinate_info transform_coordinate_2( | |
| float4x4 transform | |
| [[ ::anno::description("A transformation to be applied to the source coordinates. rotation_translation_scale() is a suggested means to compute the transformation matrix.") ]], | |
| ::base::texture_coordinate_info coordinate = ::base::texture_coordinate_info() | |
| [[ ::anno::description("Coordinate, typically sourced from coordinate_source or coordinate_projection.") ]] | |
| ) [[ | |
| ::anno::description("Transform a texture coordinate by a matrix.") , | |
| ::anno::noinline() | |
| ]] | |
| { | |
| // Version 2 | |
| float4 r_position = transform * float4(coordinate.position.x,coordinate.position.y,coordinate.position.z,1); | |
| float4 u = transform[0]; | |
| float3 ru = ::math::normalize(float3(u.x,u.y,u.z)); | |
| float cos = ru.x; | |
| float sin = -ru.y; | |
| return ::base::texture_coordinate_info( | |
| float3(r_position.x,r_position.y,r_position.z), | |
| ::math::normalize(cos * coordinate.tangent_u - sin * coordinate.tangent_v), | |
| ::math::normalize(cos * coordinate.tangent_v + sin * coordinate.tangent_u)); | |
| } | |
| // Takes the standard input that every material has. It combines a couple of | |
| // functions in one convenience function. | |
| ::base::texture_coordinate_info vmat_transform( | |
| float2 translation = float2(0.0, 0.0), | |
| float rotation = 0.0, // rotation in degrees | |
| float2 scaling = float2(1.0, 1.0), | |
| uniform ::base::texture_coordinate_system system = ::base::texture_coordinate_uvw, | |
| uniform int uv_space = 0 | |
| ) | |
| { | |
| float rotation_rad = (rotation * 3.1415926535897932384626433832f) / 180.f; | |
| float4x4 scale = | |
| float4x4(1.0 /scaling.x, 0. , 0. , 0., | |
| 0. , 1.0 /scaling.y , 0. , 0., | |
| 0. , 0. , 1.0, 0., | |
| translation.x , translation.y , 0.0, 1.); | |
| float s = ::math::sin(rotation_rad); | |
| float c = ::math::cos(rotation_rad); | |
| float4x4 rotate = | |
| float4x4( c , -s , 0.0 , 0.0, | |
| s , c , 0.0 , 0.0, | |
| 0.0, 0.0 , 1.0 , 0.0, | |
| 0. , 0.0 , 0.0 , 1.); | |
| return transform_coordinate_2(scale*rotate, ::base::coordinate_source(system, uv_space)); | |
| } | |
| // 1 | |
| export material Paper_Plain( | |
| color front_paper_color = color(0.729346991f, 0.729346991f, 0.729346991f) [[ | |
| ::anno::display_name("Front Paper Color"), | |
| ::anno::description("Defines the paper color."), | |
| ::anno::in_group("Appearance", "Frontside"), | |
| ::anno::ui_order(0) | |
| ]], | |
| float roughness_paper_front = 0.789999962f [[ | |
| ::anno::display_name("Roughness Paper Frontside"), | |
| ::anno::description("Defines the Roughness of the paper on the frontside."), | |
| ::anno::in_group("Appearance", "Frontside"), | |
| ::anno::hard_range(0.f, 1.f), | |
| ::anno::ui_order(1) | |
| ]], | |
| float paper_translucency = 0.199999988f [[ | |
| ::anno::display_name("Paper Translucency"), | |
| ::anno::description("Adjusts the tranlucency of the paper. When translucency is raised, the print of the other side will shine through the material. The range realistic, do not make the paper more than 20 percent translucent (which corresponds to a value of 0.2). For the sake of creativity we gave the user the pssibility to control the full range though."), | |
| ::anno::in_group("Appearance"), | |
| ::anno::hard_range(0.f, 1.f), | |
| ::anno::ui_order(2) | |
| ]], | |
| float translucent_paper_structure = 0.939999998f [[ | |
| ::anno::display_name("Transmissive Fibers Amount"), | |
| ::anno::description("When increasing this parameters, a paper fiber texture will appear as light is shining through the translucent material."), | |
| ::anno::in_group(""), | |
| ::anno::hard_range(0.f, 1.f), | |
| ::anno::ui_order(3) | |
| ]], | |
| float paper_bump_strength = 0.379999995f [[ | |
| ::anno::display_name("Bump Strength"), | |
| ::anno::description("Defines the strength of the bump map for the paper."), | |
| ::anno::in_group("Appearance"), | |
| ::anno::hard_range(0.f, 1.f), | |
| ::anno::ui_order(4) | |
| ]], | |
| float2 texture_translate = float2(0.f) [[ | |
| ::anno::display_name("Texture Translate"), | |
| ::anno::description("Controls the position of the texture."), | |
| ::anno::in_group("Transform"), | |
| ::anno::ui_order(5) | |
| ]], | |
| float texture_rotate = 0.f [[ | |
| ::anno::display_name("Texture Rotate"), | |
| ::anno::description("Rotates angle of the texture in degrees."), | |
| ::anno::in_group("Transform"), | |
| ::anno::hard_range(-360.f, 360.f), | |
| ::anno::ui_order(6) | |
| ]], | |
| float2 texture_scale = float2(1.f) [[ | |
| ::anno::display_name("Texture Scale"), | |
| ::anno::description("Larger numbers increase the size."), | |
| ::nvidia::core_definitions::dimension(float2(0.25f, 0.25f)), | |
| ::preview_scale(2.5f), | |
| ::anno::in_group("Transform"), | |
| ::anno::ui_order(7) | |
| ]], | |
| uniform int uv_space_index = 0 [[ | |
| ::anno::description("Uses selected UV space for material."), | |
| ::anno::display_name("UV Space Index"), | |
| ::anno::in_group("Advanced"), | |
| ::anno::ui_order(8) | |
| ]] | |
| ) | |
| [[ | |
| ::anno::description(DESCRIPTION), | |
| ::anno::display_name("Paper Plain"), | |
| ::anno::copyright_notice(COPYRIGHT), | |
| ::anno::thumbnail("./.thumbs/Paper_Plain.Paper_Plain.png"), | |
| ::anno::key_words(string[]("paper", "transparent", "office", "creative", "thin", "new", "bleached", "neutral", "light", "white")), | |
| ::anno::author("NVIDIA vMaterials") | |
| ]] | |
| = | |
| let { | |
| //string normal_texture = "./textures/paper_plain_norm.jpg"; | |
| //string trans_texture = "./textures/paper_plain_trans.jpg"; | |
| //string rough_texture = "./textures/paper_plain_rough.jpg"; | |
| texture_2d rough_tex = texture_2d("./textures/paper_plain_rough.jpg", ::tex::gamma_linear); | |
| texture_2d trans_tex = texture_2d("./textures/paper_plain_trans.jpg", ::tex::gamma_srgb); | |
| texture_2d norm_tex = texture_2d("./textures/paper_plain_norm.jpg", ::tex::gamma_linear); | |
| bool tmp0 = true; | |
| material_surface tmp1(::df::custom_curve_layer(0.08f, 1.f, 5.f, 1.f, ::df::microfacet_ggx_smith_bsdf(histogram_range(::base::file_texture(rough_tex, color(0.f, 0.f, 0.f), color(1.f, 1.f, 1.f), ::base::mono_average, ::base::texture_coordinate_info(::state::texture_coordinate(0), ::state::texture_tangent_u(0), ::state::texture_tangent_v(0)), float2(0.f, 1.f), float2(0.f, 1.f), ::tex::wrap_repeat, ::tex::wrap_repeat, false).mono, 0.29f, roughness_paper_front) * histogram_range(::base::file_texture(rough_tex, color(0.f, 0.f, 0.f), color(1.f, 1.f, 1.f), ::base::mono_average, ::base::texture_coordinate_info(::state::texture_coordinate(0), ::state::texture_tangent_u(0), ::state::texture_tangent_v(0)), float2(0.f, 1.f), float2(0.f, 1.f), ::tex::wrap_repeat, ::tex::wrap_repeat, false).mono, 0.289999992f, roughness_paper_front), histogram_range(::base::file_texture(rough_tex, color(0.f, 0.f, 0.f), color(1.f, 1.f, 1.f), ::base::mono_average, ::base::texture_coordinate_info(::state::texture_coordinate(0), ::state::texture_tangent_u(0), ::state::texture_tangent_v(0)), float2(0.f, 1.f), float2(0.f, 1.f), ::tex::wrap_repeat, ::tex::wrap_repeat, false).mono, 0.29f, roughness_paper_front) * histogram_range(::base::file_texture(rough_tex, color(0.f, 0.f, 0.f), color(1.f, 1.f, 1.f), ::base::mono_average, ::base::texture_coordinate_info(::state::texture_coordinate(0), ::state::texture_tangent_u(0), ::state::texture_tangent_v(0)), float2(0.f, 1.f), float2(0.f, 1.f), ::tex::wrap_repeat, ::tex::wrap_repeat, false).mono, 0.29f, roughness_paper_front), color(1.f, 1.f, 1.f), ::state::texture_tangent_u(0), ::df::scatter_reflect), ::df::weighted_layer(paper_translucency, ::df::diffuse_transmission_bsdf(nvidia::core_definitions::blend_colors(color(1.f, 1.f, 1.f), ::base::file_texture(trans_tex, color(0.f, 0.f, 0.f), color(1.f, 1.f, 1.f), ::base::mono_alpha, vmat_transform(texture_translate, texture_rotate, texture_scale, ::base::texture_coordinate_uvw, uv_space_index), float2(0.f, 1.f), float2(0.f, 1.f), ::tex::wrap_repeat, ::tex::wrap_repeat, false).tint, ::base::color_layer_blend, translucent_paper_structure).tint), ::df::weighted_layer(1.f, ::df::diffuse_reflection_bsdf(front_paper_color, 0.f), bsdf(), normalmap_normal(norm_tex, paper_bump_strength, vmat_transform(texture_translate, texture_rotate, texture_scale, ::base::texture_coordinate_uvw, uv_space_index))), ::state::normal()), normalmap_normal(norm_tex, paper_bump_strength, vmat_transform(texture_translate, texture_rotate, texture_scale, ::base::texture_coordinate_uvw, uv_space_index))), material_emission(emission: edf(), intensity: color(0.f, 0.f, 0.f), mode: intensity_radiant_exitance)); | |
| material_surface tmp2 = material_surface(scattering: bsdf(), emission: material_emission(emission: edf(), intensity: color(0.f, 0.f, 0.f), mode: intensity_radiant_exitance)); | |
| color tmp3 = color(1.f, 1.f, 1.f); | |
| material_volume tmp4 = material_volume(scattering: vdf(), absorption_coefficient: color(0.f, 0.f, 0.f), scattering_coefficient: color(0.f, 0.f, 0.f)); | |
| material_geometry tmp5(float3(0.f), 1.f, ::state::rounded_corner_normal(0.0015f, false, 1.f)); | |
| hair_bsdf tmp6 = hair_bsdf(); | |
| } in | |
| material( | |
| thin_walled: tmp0, | |
| surface: tmp1, | |
| backface: tmp2, | |
| ior: tmp3, | |
| volume: tmp4, | |
| geometry: tmp5, | |
| hair: tmp6); | |
| // 2 | |
| export material Paper_Coldpressed_Watercolor( | |
| color front_paper_color = color(0.729346991f, 0.729346991f, 0.729346991f) [[ | |
| ::anno::display_name("Front Paper Color"), | |
| ::anno::description("Defines the paper color."), | |
| ::anno::in_group("Appearance", "Frontside"), | |
| ::anno::ui_order(0) | |
| ]], | |
| float roughness_paper_front = 0.789999962f [[ | |
| ::anno::display_name("Roughness Paper Frontside"), | |
| ::anno::description("Defines the Roughness of the paper on the frontside."), | |
| ::anno::in_group("Appearance", "Frontside"), | |
| ::anno::hard_range(0.f, 1.f), | |
| ::anno::ui_order(1) | |
| ]], | |
| float paper_translucency = 0.199999988f [[ | |
| ::anno::display_name("Paper Translucency"), | |
| ::anno::description("Adjusts the tranlucency of the paper. When translucency is raised, the print of the other side will shine through the material. The range realistic, do not make the paper more than 20 percent translucent (which corresponds to a value of 0.2). For the sake of creativity we gave the user the pssibility to control the full range though."), | |
| ::anno::in_group("Appearance"), | |
| ::anno::hard_range(0.f, 1.f), | |
| ::anno::ui_order(2) | |
| ]], | |
| float translucent_paper_structure = 0.939999998f [[ | |
| ::anno::display_name("Transmissive Fibers Amount"), | |
| ::anno::description("When increasing this parameters, a paper fiber texture will appear as light is shining through the translucent material."), | |
| ::anno::in_group(""), | |
| ::anno::hard_range(0.f, 1.f), | |
| ::anno::ui_order(3) | |
| ]], | |
| float paper_bump_strength = 0.379999995f [[ | |
| ::anno::display_name("Bump Strength"), | |
| ::anno::description("Defines the strength of the bump map for the paper."), | |
| ::anno::in_group("Appearance"), | |
| ::anno::hard_range(0.f, 1.f), | |
| ::anno::ui_order(4) | |
| ]], | |
| float2 texture_translate = float2(0.f) [[ | |
| ::anno::display_name("Texture Translate"), | |
| ::anno::description("Controls the position of the texture."), | |
| ::anno::in_group("Transform"), | |
| ::anno::ui_order(5) | |
| ]], | |
| float texture_rotate = 0.f [[ | |
| ::anno::display_name("Texture Rotate"), | |
| ::anno::description("Rotates angle of the texture in degrees."), | |
| ::anno::in_group("Transform"), | |
| ::anno::hard_range(-360.f, 360.f), | |
| ::anno::ui_order(6) | |
| ]], | |
| float2 texture_scale = float2(1.f) [[ | |
| ::anno::display_name("Texture Scale"), | |
| ::anno::description("Larger numbers increase the size."), | |
| ::nvidia::core_definitions::dimension(float2(0.25f, 0.25f)), | |
| ::anno::in_group("Transform"), | |
| ::anno::ui_order(7) | |
| ]], | |
| uniform int uv_space_index = 0 [[ | |
| ::anno::description("Uses selected UV space for material."), | |
| ::anno::display_name("UV Space Index"), | |
| ::anno::in_group("Advanced"), | |
| ::anno::ui_order(8) | |
| ]] | |
| ) | |
| [[ | |
| ::anno::description(DESCRIPTION), | |
| ::anno::display_name("Paper Coldpressed Watercolor"), | |
| ::anno::copyright_notice(COPYRIGHT), | |
| ::anno::thumbnail("./.thumbs/Paper_Plain.Paper_Coldpressed_Watercolor.png"), | |
| ::anno::key_words(string[]("paper", "transparent", "watercolor", "rough", "creative", "thin", "new", "bleached", "neutral", "light", "white")), | |
| ::anno::author("NVIDIA vMaterials") | |
| ]] | |
| = | |
| let { | |
| //string normal_texture = "./textures/paper_coldpressed_3_norm.jpg"; | |
| //string trans_texture = "./textures/paper_coldpressed_3_trans.jpg"; | |
| //string rough_texture = "./textures/paper_plain_rough.jpg"; | |
| texture_2d rough_tex = texture_2d("./textures/paper_plain_rough.jpg", ::tex::gamma_linear); | |
| texture_2d trans_tex = texture_2d("./textures/paper_coldpressed_3_trans.jpg", ::tex::gamma_srgb); | |
| texture_2d norm_tex = texture_2d("./textures/paper_coldpressed_3_norm.jpg", ::tex::gamma_linear); | |
| bool tmp0 = true; | |
| material_surface tmp1(::df::custom_curve_layer(0.08f, 1.f, 5.f, 1.f, ::df::microfacet_ggx_smith_bsdf(histogram_range(::base::file_texture(rough_tex, color(0.f, 0.f, 0.f), color(1.f, 1.f, 1.f), ::base::mono_average, ::base::texture_coordinate_info(::state::texture_coordinate(0), ::state::texture_tangent_u(0), ::state::texture_tangent_v(0)), float2(0.f, 1.f), float2(0.f, 1.f), ::tex::wrap_repeat, ::tex::wrap_repeat, false).mono, 0.29f, roughness_paper_front) * histogram_range(::base::file_texture(rough_tex, color(0.f, 0.f, 0.f), color(1.f, 1.f, 1.f), ::base::mono_average, ::base::texture_coordinate_info(::state::texture_coordinate(0), ::state::texture_tangent_u(0), ::state::texture_tangent_v(0)), float2(0.f, 1.f), float2(0.f, 1.f), ::tex::wrap_repeat, ::tex::wrap_repeat, false).mono, 0.289999992f, roughness_paper_front), histogram_range(::base::file_texture(rough_tex, color(0.f, 0.f, 0.f), color(1.f, 1.f, 1.f), ::base::mono_average, ::base::texture_coordinate_info(::state::texture_coordinate(0), ::state::texture_tangent_u(0), ::state::texture_tangent_v(0)), float2(0.f, 1.f), float2(0.f, 1.f), ::tex::wrap_repeat, ::tex::wrap_repeat, false).mono, 0.29f, roughness_paper_front) * histogram_range(::base::file_texture(rough_tex, color(0.f, 0.f, 0.f), color(1.f, 1.f, 1.f), ::base::mono_average, ::base::texture_coordinate_info(::state::texture_coordinate(0), ::state::texture_tangent_u(0), ::state::texture_tangent_v(0)), float2(0.f, 1.f), float2(0.f, 1.f), ::tex::wrap_repeat, ::tex::wrap_repeat, false).mono, 0.29f, roughness_paper_front), color(1.f, 1.f, 1.f), ::state::texture_tangent_u(0), ::df::scatter_reflect), ::df::weighted_layer(paper_translucency, ::df::diffuse_transmission_bsdf(nvidia::core_definitions::blend_colors(color(1.f, 1.f, 1.f), ::base::file_texture(trans_tex, color(0.f, 0.f, 0.f), color(1.f, 1.f, 1.f), ::base::mono_alpha, vmat_transform(texture_translate, texture_rotate, texture_scale, ::base::texture_coordinate_uvw, uv_space_index), float2(0.f, 1.f), float2(0.f, 1.f), ::tex::wrap_repeat, ::tex::wrap_repeat, false).tint, ::base::color_layer_blend, translucent_paper_structure).tint), ::df::weighted_layer(1.f, ::df::diffuse_reflection_bsdf(front_paper_color, 0.f), bsdf(), normalmap_normal(norm_tex, paper_bump_strength, vmat_transform(texture_translate, texture_rotate, texture_scale, ::base::texture_coordinate_uvw, uv_space_index))), ::state::normal()), normalmap_normal(norm_tex, paper_bump_strength, vmat_transform(texture_translate, texture_rotate, texture_scale, ::base::texture_coordinate_uvw, uv_space_index))), material_emission(emission: edf(), intensity: color(0.f, 0.f, 0.f), mode: intensity_radiant_exitance)); | |
| material_surface tmp2 = material_surface(scattering: bsdf(), emission: material_emission(emission: edf(), intensity: color(0.f, 0.f, 0.f), mode: intensity_radiant_exitance)); | |
| color tmp3 = color(1.f, 1.f, 1.f); | |
| material_volume tmp4 = material_volume(scattering: vdf(), absorption_coefficient: color(0.f, 0.f, 0.f), scattering_coefficient: color(0.f, 0.f, 0.f)); | |
| material_geometry tmp5(float3(0.f), 1.f, ::state::rounded_corner_normal(0.0015f, false, 1.f)); | |
| hair_bsdf tmp6 = hair_bsdf(); | |
| } in | |
| material( | |
| thin_walled: tmp0, | |
| surface: tmp1, | |
| backface: tmp2, | |
| ior: tmp3, | |
| volume: tmp4, | |
| geometry: tmp5, | |
| hair: tmp6); | |
| // 3 | |
| export material Paper_Coldpressed( | |
| color front_paper_color = color(0.729346991f, 0.729346991f, 0.729346991f) [[ | |
| ::anno::display_name("Front Paper Color"), | |
| ::anno::description("Defines the paper color."), | |
| ::anno::in_group("Appearance", "Frontside"), | |
| ::anno::ui_order(0) | |
| ]], | |
| float roughness_paper_front = 0.789999962f [[ | |
| ::anno::display_name("Roughness Paper Frontside"), | |
| ::anno::description("Defines the Roughness of the paper on the frontside."), | |
| ::anno::in_group("Appearance", "Frontside"), | |
| ::anno::hard_range(0.f, 1.f), | |
| ::anno::ui_order(1) | |
| ]], | |
| float paper_translucency = 0.199999988f [[ | |
| ::anno::display_name("Paper Translucency"), | |
| ::anno::description("Adjusts the tranlucency of the paper. When translucency is raised, the print of the other side will shine through the material. The range realistic, do not make the paper more than 20 percent translucent (which corresponds to a value of 0.2). For the sake of creativity we gave the user the pssibility to control the full range though."), | |
| ::anno::in_group("Appearance"), | |
| ::anno::hard_range(0.f, 1.f), | |
| ::anno::ui_order(2) | |
| ]], | |
| float translucent_paper_structure = 0.939999998f [[ | |
| ::anno::display_name("Transmissive Fibers Amount"), | |
| ::anno::description("When increasing this parameters, a paper fiber texture will appear as light is shining through the translucent material."), | |
| ::anno::in_group(""), | |
| ::anno::hard_range(0.f, 1.f), | |
| ::anno::ui_order(3) | |
| ]], | |
| float paper_bump_strength = 0.379999995f [[ | |
| ::anno::display_name("Bump Strength"), | |
| ::anno::description("Defines the strength of the bump map for the paper."), | |
| ::anno::in_group("Appearance"), | |
| ::anno::hard_range(0.f, 1.f), | |
| ::anno::ui_order(4) | |
| ]], | |
| float2 texture_translate = float2(0.f) [[ | |
| ::anno::display_name("Texture Translate"), | |
| ::anno::description("Controls the position of the texture."), | |
| ::anno::in_group("Transform"), | |
| ::anno::ui_order(5) | |
| ]], | |
| float texture_rotate = 0.f [[ | |
| ::anno::display_name("Texture Rotate"), | |
| ::anno::description("Rotates angle of the texture in degrees."), | |
| ::anno::in_group("Transform"), | |
| ::anno::hard_range(-360.f, 360.f), | |
| ::anno::ui_order(6) | |
| ]], | |
| float2 texture_scale = float2(1.f) [[ | |
| ::anno::display_name("Texture Scale"), | |
| ::anno::description("Larger numbers increase the size."), | |
| ::nvidia::core_definitions::dimension(float2(0.25f, 0.25f)), | |
| ::anno::in_group("Transform"), | |
| ::anno::ui_order(7) | |
| ]], | |
| uniform int uv_space_index = 0 [[ | |
| ::anno::description("Uses selected UV space for material."), | |
| ::anno::display_name("UV Space Index"), | |
| ::anno::in_group("Advanced"), | |
| ::anno::ui_order(8) | |
| ]] | |
| ) | |
| [[ | |
| ::anno::description(DESCRIPTION), | |
| ::anno::display_name("Paper Coldpressed"), | |
| ::anno::copyright_notice(COPYRIGHT), | |
| ::anno::thumbnail("./.thumbs/Paper_Plain.Paper_Coldpressed.png"), | |
| ::anno::key_words(string[]("paper", "transparent", "watercolor", "rough", "creative", "thin", "new", "bleached", "neutral", "light", "white")), | |
| ::anno::author("NVIDIA vMaterials") | |
| ]] | |
| = | |
| let { | |
| //string normal_texture = "./textures/paper_coldpressed_4_norm.jpg"; | |
| //string trans_texture = "./textures/paper_coldpressed_4_trans.jpg"; | |
| //string rough_texture = "./textures/paper_plain_rough.jpg"; | |
| texture_2d rough_tex = texture_2d("./textures/paper_plain_rough.jpg", ::tex::gamma_linear); | |
| texture_2d trans_tex = texture_2d("./textures/paper_coldpressed_4_trans.jpg", ::tex::gamma_srgb); | |
| texture_2d norm_tex = texture_2d("./textures/paper_coldpressed_4_norm.jpg", ::tex::gamma_linear); | |
| bool tmp0 = true; | |
| material_surface tmp1(::df::custom_curve_layer(0.08f, 1.f, 5.f, 1.f, ::df::microfacet_ggx_smith_bsdf(histogram_range(::base::file_texture(rough_tex, color(0.f, 0.f, 0.f), color(1.f, 1.f, 1.f), ::base::mono_average, ::base::texture_coordinate_info(::state::texture_coordinate(0), ::state::texture_tangent_u(0), ::state::texture_tangent_v(0)), float2(0.f, 1.f), float2(0.f, 1.f), ::tex::wrap_repeat, ::tex::wrap_repeat, false).mono, 0.29f, roughness_paper_front) * histogram_range(::base::file_texture(rough_tex, color(0.f, 0.f, 0.f), color(1.f, 1.f, 1.f), ::base::mono_average, ::base::texture_coordinate_info(::state::texture_coordinate(0), ::state::texture_tangent_u(0), ::state::texture_tangent_v(0)), float2(0.f, 1.f), float2(0.f, 1.f), ::tex::wrap_repeat, ::tex::wrap_repeat, false).mono, 0.289999992f, roughness_paper_front), histogram_range(::base::file_texture(rough_tex, color(0.f, 0.f, 0.f), color(1.f, 1.f, 1.f), ::base::mono_average, ::base::texture_coordinate_info(::state::texture_coordinate(0), ::state::texture_tangent_u(0), ::state::texture_tangent_v(0)), float2(0.f, 1.f), float2(0.f, 1.f), ::tex::wrap_repeat, ::tex::wrap_repeat, false).mono, 0.29f, roughness_paper_front) * histogram_range(::base::file_texture(rough_tex, color(0.f, 0.f, 0.f), color(1.f, 1.f, 1.f), ::base::mono_average, ::base::texture_coordinate_info(::state::texture_coordinate(0), ::state::texture_tangent_u(0), ::state::texture_tangent_v(0)), float2(0.f, 1.f), float2(0.f, 1.f), ::tex::wrap_repeat, ::tex::wrap_repeat, false).mono, 0.29f, roughness_paper_front), color(1.f, 1.f, 1.f), ::state::texture_tangent_u(0), ::df::scatter_reflect), ::df::weighted_layer(paper_translucency, ::df::diffuse_transmission_bsdf(nvidia::core_definitions::blend_colors(color(1.f, 1.f, 1.f), ::base::file_texture(trans_tex, color(0.f, 0.f, 0.f), color(1.f, 1.f, 1.f), ::base::mono_alpha, vmat_transform(texture_translate, texture_rotate, texture_scale, ::base::texture_coordinate_uvw, uv_space_index), float2(0.f, 1.f), float2(0.f, 1.f), ::tex::wrap_repeat, ::tex::wrap_repeat, false).tint, ::base::color_layer_blend, translucent_paper_structure).tint), ::df::weighted_layer(1.f, ::df::diffuse_reflection_bsdf(front_paper_color, 0.f), bsdf(), normalmap_normal(norm_tex, paper_bump_strength, vmat_transform(texture_translate, texture_rotate, texture_scale, ::base::texture_coordinate_uvw, uv_space_index))), ::state::normal()), normalmap_normal(norm_tex, paper_bump_strength, vmat_transform(texture_translate, texture_rotate, texture_scale, ::base::texture_coordinate_uvw, uv_space_index))), material_emission(emission: edf(), intensity: color(0.f, 0.f, 0.f), mode: intensity_radiant_exitance)); | |
| material_surface tmp2 = material_surface(scattering: bsdf(), emission: material_emission(emission: edf(), intensity: color(0.f, 0.f, 0.f), mode: intensity_radiant_exitance)); | |
| color tmp3 = color(1.f, 1.f, 1.f); | |
| material_volume tmp4 = material_volume(scattering: vdf(), absorption_coefficient: color(0.f, 0.f, 0.f), scattering_coefficient: color(0.f, 0.f, 0.f)); | |
| material_geometry tmp5(float3(0.f), 1.f, ::state::rounded_corner_normal(0.0015f, false, 1.f)); | |
| hair_bsdf tmp6 = hair_bsdf(); | |
| } in | |
| material( | |
| thin_walled: tmp0, | |
| surface: tmp1, | |
| backface: tmp2, | |
| ior: tmp3, | |
| volume: tmp4, | |
| geometry: tmp5, | |
| hair: tmp6); |