| /****************************************************************************** |
| * 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 1.6; |
| |
| 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"; |
| |
| |
| float remap(float input, float low, float high) |
| { |
| //return low + input * (high - low); |
| return ::math::lerp(low, high, input); |
| } |
| |
| 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))); |
| } |
| |
|
|
| ::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); |
| //try aproximating it for the case that the rotation is only aroud z and assuming the texture layout is nice and z is ~constant. |
| //just pretend there is no other rotation happening |
| //get rid of scaling and translation. Then extract fields where sin and cos would be in a simple 2d transform around z. |
| 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)); |
| } |
| |
| ::base::texture_coordinate_info vmat_transform_post_scale( |
| ::base::texture_coordinate_info uvw, |
| float2 scale = float2(1.0f) |
| ) |
| { |
| return ::base::texture_coordinate_info( |
| position: float3(uvw.position.x / scale.x, |
| uvw.position.y / scale.y, |
| uvw.position.z), |
| tangent_u: uvw.tangent_u, |
| tangent_v: uvw.tangent_v |
| ); |
| } |
| |
| |
| float3 rgb2hsl(float3 c) |
| [[ |
| ::anno::description("Converts a color value to HSL. The function outputs the hue to \n" |
| "lie in the range from 0.0-1.0."), |
| ::anno::author("NVIDIA vMaterials") |
| ]] |
| { |
| float3 hsl; |
| float cMax = ::math::max(::math::max(c.x, c.y), c.z); |
| float cMin = ::math::min(::math::min(c.x, c.y), c.z); |
| float delta = cMax - cMin; |
| |
| hsl.z = (cMax + cMin) / 2.0; |
| hsl.x = ((cMax == cMin) ? 0 : |
| (cMax == c.x) ? (c.y - c.z) / delta + ((c.z > c.y) ? 6.0f : 0.0f): |
| (cMax == c.y) ? (c.z - c.x) / delta + 2.0 : (c.x - c.y) / delta + 4.0) / 6.0f; |
| hsl.y = (hsl.z == 0.0 || hsl.z == 1.0) ? 0.0 : delta / (1.0 - ::math::abs(2.0 * hsl.z - 1.0)); |
| return hsl; |
| } |
| |
| |
| // converts a HSL value back to a color |
| // The Hue is expected to lie in the range |
| float f_n(float n, float a, float h, float l) { |
| float k = ::math::fmod(n + h * 12.f, 12.f); |
| |
| return l - a * ::math::max(-1.0f, ::math::min(::math::min(k-3.0f, 9.0f-k), 1.0f)); |
| } |
| |
| color hsl2rgb(float3 hsl) |
| [[ |
| ::anno::description("Converts a HSL value back to a color. Note that the hue is expected to \n" |
| "lie in the range from 0.0-1.0."), |
| ::anno::author("NVIDIA vMaterials") |
| ]] |
| { |
| float h = hsl.x, s = hsl.y, l = hsl.z; |
| float a = s * ::math::min(l, 1.0f - l); |
| return color(f_n(0.0, a, h, l), |
| f_n(8.0, a, h, l), |
| f_n(4.0, a, h, l)); |
| } |
| |
| 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::anisotropy_return anisotropy_conversion( |
| float roughness = 0.0 , |
| float anisotropy = 0.0 , |
| float anisotropy_rotation = 0.0 , |
| float3 tangent_u = state::texture_tangent_u(0) |
| ) |
| { |
| base::anisotropy_return return_value( |
| roughness_u: roughness * roughness, |
| roughness_v: roughness * roughness, |
| tangent_u: tangent_u |
| ); |
| if (anisotropy > 0.f) { |
| // Allows for infinite anisotropy when roughness==0, full roughness when anisotropy==0 (saturated later on) |
| return_value.roughness_u += math::pow(anisotropy,4); |
| |
| if (anisotropy_rotation > 0.f && anisotropy_rotation < 1.f) { |
| float3 tangent_v = math::cross(state::normal(), tangent_u); // assumed these are normalized already |
| float rotation_angle = 2.f * math::PI * anisotropy_rotation; |
| return_value.tangent_u = tangent_u * math::cos(rotation_angle) - tangent_v * math::sin(rotation_angle); |
| } |
| } |
| return_value.roughness_u = math::min(1.f, return_value.roughness_u); |
| return_value.roughness_v = math::min(1.f, return_value.roughness_v); |
| |
| return return_value; |
| } |
| |
| export material Rug_Carpet_Base( |
| color carpet_color = color(0.139f, 0.139f, 0.139f) [[ |
| ::anno::description("Adjusts the color of the rug while keeping bright fibers well visible."), |
| ::anno::display_name("Carpet Color"), |
| ::anno::in_group("Appearance"), |
| ::anno::ui_order(0) |
| ]], |
| float roughness = 0.48f [[ |
| ::anno::description("Higher values lead to a less shiny appearance of the carpet."), |
| ::anno::display_name("Reflection Roughness"), |
| ::anno::in_group("Appearance"), |
| ::anno::hard_range(0.f, 1.f), |
| ::anno::ui_order(1) |
| ]], |
| float roughness_variation = 0.04f [[ |
| ::anno::description("Adds variation to the roughness of the rug."), |
| ::anno::display_name("Roughness Variation"), |
| ::anno::in_group("Appearance"), |
| ::anno::hard_range(0.f, 1.f), |
| ::anno::ui_order(2) |
| ]], |
| float pattern_AO = 0.59f [[ |
| ::anno::description("Adds darkening around the pattern of the rug."), |
| ::anno::display_name("Pattern Visibility"), |
| ::anno::in_group("Appearance"), |
| ::anno::hard_range(0.f, 1.f), |
| ::anno::ui_order(3) |
| ]], |
| float bump_strength = 1.f [[ |
| ::anno::description("Adjusts the bumpiness of the pattern."), |
| ::anno::display_name("Bump Strength"), |
| ::anno::in_group("Appearance"), |
| ::anno::hard_range(0.f, 2.f), |
| ::anno::soft_range(0.f, 1.f), |
| ::anno::ui_order(4) |
| ]], |
| uniform float2 texture_translate = float2(0.f) [[ |
| ::anno::description("Controls the position of the texture."), |
| ::anno::display_name("Texture Translate"), |
| ::anno::in_group("Transform"), |
| ::anno::ui_order(5) |
| ]], |
| uniform float texture_rotate = 0.f [[ |
| ::anno::description("Rotates angle of the texture in degrees."), |
| ::anno::display_name("Texture Rotate"), |
| ::anno::in_group("Transform"), |
| ::anno::soft_range(0.f, 360.f), |
| ::anno::ui_order(6) |
| ]], |
| uniform float2 texture_scale = float2(1.f) [[ |
| ::anno::description("Larger numbers increase the size."), |
| ::anno::display_name("Texture Scale"), |
| ::anno::in_group("Transform"), |
| ::nvidia::core_definitions::dimension(float2(1.0f, 1.0f)), |
| ::anno::ui_order(7) |
| ]], |
| uniform bool roundcorners_enable = false [[ |
| ::anno::description("Enables the round corner effect. Comes at a slight performance cost as additional raytracing calls are required to evaluate the round corner effect."), |
| ::anno::display_name("Enable Round Corners"), |
| ::anno::in_group("Round Corners"), |
| ::anno::ui_order(8) |
| ]], |
| uniform float roundcorners_radius_mm = 1.5f [[ |
| ::anno::description("Radius of the rounded corners in millimeters."), |
| ::anno::display_name("Round Corner Radius (mm)"), |
| ::anno::in_group("Round Corners"), |
| ::anno::soft_range(0.f, 10.f), |
| ::anno::ui_order(9) |
| ]], |
| uniform bool roundcorners_across_materials = false [[ |
| ::anno::description("Applies the round corner effect across different materials when enabled."), |
| ::anno::display_name("Across Materials"), |
| ::anno::in_group("Round Corners"), |
| ::anno::ui_order(10) |
| ]], |
| uniform int uv_space_index = 0 [[ |
| ::anno::description("Uses selected UV space for material."), |
| ::anno::display_name("UV Space Index"), |
| ::anno::in_group("Transform"), |
| ::anno::ui_order(11) |
| ]], |
| // the exchangeable textures |
| uniform texture_2d rug_fibers = texture_2d("./textures/rug_carpet_multi_fibers.jpg", ::tex::gamma_linear), |
| uniform texture_2d rug_aniso = texture_2d("./textures/rug_carpet_anisotropy.jpg", ::tex::gamma_linear), |
| uniform texture_2d rug_multi_R_rough_G_ao_B_patternao = texture_2d("./textures/rug_carpet_01_multi_R_rough_G_ao_B_bumpao.jpg", ::tex::gamma_linear), |
| uniform texture_2d rug_normal = texture_2d("./textures/rug_carpet_01_norm.jpg", ::tex::gamma_linear) |
| ) |
| [[ |
| ::anno::author("NVIDIA vMaterials"), |
| ::anno::contributor("Rüdiger Raab"), |
| ::anno::contributor("Maik Rohland"), |
| ::anno::display_name("Rug Carpet Template"), |
| ::anno::description("Template for Rug Carpet Material."), |
| ::anno::copyright_notice(COPYRIGHT), |
| ::anno::thumbnail("./.thumbs/Rug_Carpet.Rug_Carpet_Base.png"), |
| ::anno::key_words(string[]("carpet", "fabric", "design", "automotive", "architecture", "interior", "new", "rough", "bumped", "gray")), |
| ::anno::hidden() |
| ]] |
| = |
| let { |
| |
| |
| bool tmp0 = false; |
| material_surface tmp1(::df::custom_curve_layer(0.0399999991f, 1.f, 5.f, 1.f, ::df::microfacet_ggx_smith_bsdf(anisotropy_conversion(remap(roughness, 0.370000005f, 0.229999989f) * roughness_variation * ::base::file_texture(rug_aniso, color(0.f, 0.f, 0.f), color(1.f, 1.f, 1.f), ::base::mono_average, vmat_transform(texture_translate, texture_rotate, texture_scale * 0.5f, ::base::texture_coordinate_uvw, uv_space_index), float2(0.f, 1.f), float2(0.f, 1.f), ::tex::wrap_repeat, ::tex::wrap_repeat, false, 0.f, int2(0), ::tex::wrap_repeat, 30.f).mono + histogram_range(float3(::base::file_texture(rug_multi_R_rough_G_ao_B_patternao, 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 * 0.5f, ::base::texture_coordinate_uvw, uv_space_index), float2(0.f, 1.f), float2(0.f, 1.f), ::tex::wrap_repeat, ::tex::wrap_repeat, false, 0.f, int2(0), ::tex::wrap_repeat, 30.f).tint).x, 1.f, remap(roughness, 0.370000005f, 0.680000007f)), 0.680000007f, ::base::file_texture(rug_aniso, color(0.f, 0.f, 0.f), color(1.f, 1.f, 1.f), ::base::mono_average, vmat_transform(texture_translate, texture_rotate, texture_scale * 0.5f, ::base::texture_coordinate_uvw, uv_space_index), float2(0.f, 1.f), float2(0.f, 1.f), ::tex::wrap_repeat, ::tex::wrap_repeat, false, 0.f, int2(0), ::tex::wrap_repeat, 30.f).mono, ::state::texture_tangent_u(0)).roughness_u, anisotropy_conversion(remap(roughness, 0.370000005f, 0.229999989f) * roughness_variation * ::base::file_texture(rug_aniso, color(0.f, 0.f, 0.f), color(1.f, 1.f, 1.f), ::base::mono_average, vmat_transform(texture_translate, texture_rotate, texture_scale * 0.5f, ::base::texture_coordinate_uvw, uv_space_index), float2(0.f, 1.f), float2(0.f, 1.f), ::tex::wrap_repeat, ::tex::wrap_repeat, false, 0.f, int2(0), ::tex::wrap_repeat, 30.f).mono + histogram_range(float3(::base::file_texture(rug_multi_R_rough_G_ao_B_patternao, 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 * 0.5f, ::base::texture_coordinate_uvw, uv_space_index), float2(0.f, 1.f), float2(0.f, 1.f), ::tex::wrap_repeat, ::tex::wrap_repeat, false, 0.f, int2(0), ::tex::wrap_repeat, 30.f).tint).x, 1.f, remap(roughness, 0.370000005f, 0.680000007f)), 0.680000007f, ::base::file_texture(rug_aniso, color(0.f, 0.f, 0.f), color(1.f, 1.f, 1.f), ::base::mono_average, vmat_transform(texture_translate, texture_rotate, texture_scale * 0.5f, ::base::texture_coordinate_uvw, uv_space_index), float2(0.f, 1.f), float2(0.f, 1.f), ::tex::wrap_repeat, ::tex::wrap_repeat, false, 0.f, int2(0), ::tex::wrap_repeat, 30.f).mono, ::state::texture_tangent_u(0)).roughness_v, color(::math::lerp(1.f, float3(::base::file_texture(rug_multi_R_rough_G_ao_B_patternao, 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 * 0.5f, ::base::texture_coordinate_uvw, uv_space_index), float2(0.f, 1.f), float2(0.f, 1.f), ::tex::wrap_repeat, ::tex::wrap_repeat, false, 0.f, int2(0), ::tex::wrap_repeat, 30.f).tint).y, 0.310000002f) * float3(::base::file_texture(rug_multi_R_rough_G_ao_B_patternao, 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 * 0.5f, ::base::texture_coordinate_uvw, uv_space_index), float2(0.f, 1.f), float2(0.f, 1.f), ::tex::wrap_repeat, ::tex::wrap_repeat, false, 0.f, int2(0), ::tex::wrap_repeat, 30.f).tint).z), color(0.f, 0.f, 0.f), anisotropy_conversion(remap(roughness, 0.370000005f, 0.229999989f) * roughness_variation * ::base::file_texture(rug_aniso, color(0.f, 0.f, 0.f), color(1.f, 1.f, 1.f), ::base::mono_average, vmat_transform(texture_translate, texture_rotate, texture_scale * 0.5f, ::base::texture_coordinate_uvw, uv_space_index), float2(0.f, 1.f), float2(0.f, 1.f), ::tex::wrap_repeat, ::tex::wrap_repeat, false, 0.f, int2(0), ::tex::wrap_repeat, 30.f).mono + histogram_range(float3(::base::file_texture(rug_multi_R_rough_G_ao_B_patternao, 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 * 0.5f, ::base::texture_coordinate_uvw, uv_space_index), float2(0.f, 1.f), float2(0.f, 1.f), ::tex::wrap_repeat, ::tex::wrap_repeat, false, 0.f, int2(0), ::tex::wrap_repeat, 30.f).tint).x, 1.f, remap(roughness, 0.370000005f, 0.680000007f)), 0.680000007f, ::base::file_texture(rug_aniso, color(0.f, 0.f, 0.f), color(1.f, 1.f, 1.f), ::base::mono_average, vmat_transform(texture_translate, texture_rotate, texture_scale * 0.5f, ::base::texture_coordinate_uvw, uv_space_index), float2(0.f, 1.f), float2(0.f, 1.f), ::tex::wrap_repeat, ::tex::wrap_repeat, false, 0.f, int2(0), ::tex::wrap_repeat, 30.f).mono, ::state::texture_tangent_u(0)).tangent_u, ::df::scatter_reflect), ::df::weighted_layer(0.5f, ::df::diffuse_reflection_bsdf(nvidia::core_definitions::blend_colors(nvidia::core_definitions::blend_colors(nvidia::core_definitions::blend_colors(nvidia::core_definitions::blend_colors(nvidia::core_definitions::blend_colors(hsl2rgb(rgb2hsl(float3(carpet_color)) * float3(1.f, 1.f, 0.519999981f)), carpet_color, ::base::color_layer_blend, float3(::math::pow(::base::file_texture(rug_fibers, color(0.f, 0.f, 0.f), color(1.f, 1.f, 1.f), ::base::mono_alpha, vmat_transform_post_scale(vmat_transform(texture_translate, texture_rotate, texture_scale * 0.5f, ::base::texture_coordinate_uvw, uv_space_index), float2(1.f)), float2(0.f, 1.f), float2(0.f, 1.f), ::tex::wrap_repeat, ::tex::wrap_repeat, false, 0.f, int2(0), ::tex::wrap_repeat, 30.f).tint, 2.20000005f)).x, true).tint, hsl2rgb(float3(rgb2hsl(float3(carpet_color)).x, rgb2hsl(float3(carpet_color)).y * 0.5f, remap(rgb2hsl(float3(carpet_color)).z, 0.519999981f, 1.f))), ::base::color_layer_blend, float3(::math::pow(::base::file_texture(rug_fibers, color(0.f, 0.f, 0.f), color(1.f, 1.f, 1.f), ::base::mono_alpha, vmat_transform_post_scale(vmat_transform(texture_translate, texture_rotate, texture_scale * 0.5f, ::base::texture_coordinate_uvw, uv_space_index), float2(1.f)), float2(0.f, 1.f), float2(0.f, 1.f), ::tex::wrap_repeat, ::tex::wrap_repeat, false, 0.f, int2(0), ::tex::wrap_repeat, 30.f).tint, 2.20000005f)).y, true).tint, hsl2rgb(float3(rgb2hsl(float3(carpet_color)).x, rgb2hsl(float3(carpet_color)).y, remap(rgb2hsl(float3(carpet_color)).z, 0.5f, 1.f))), ::base::color_layer_blend, float3(::math::pow(::base::file_texture(rug_fibers, color(0.f, 0.f, 0.f), color(1.f, 1.f, 1.f), ::base::mono_alpha, vmat_transform_post_scale(vmat_transform(texture_translate, texture_rotate, texture_scale * 0.5f, ::base::texture_coordinate_uvw, uv_space_index), float2(1.f)), float2(0.f, 1.f), float2(0.f, 1.f), ::tex::wrap_repeat, ::tex::wrap_repeat, false, 0.f, int2(0), ::tex::wrap_repeat, 30.f).tint, 2.20000005f)).z, true).tint, color(float3(::base::file_texture(rug_multi_R_rough_G_ao_B_patternao, 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 * 0.5f, ::base::texture_coordinate_uvw, uv_space_index), float2(0.f, 1.f), float2(0.f, 1.f), ::tex::wrap_repeat, ::tex::wrap_repeat, false, 0.f, int2(0), ::tex::wrap_repeat, 30.f).tint).z), ::base::color_layer_multiply, pattern_AO, true).tint, color(float3(::base::file_texture(rug_multi_R_rough_G_ao_B_patternao, 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 * 0.5f, ::base::texture_coordinate_uvw, uv_space_index), float2(0.f, 1.f), float2(0.f, 1.f), ::tex::wrap_repeat, ::tex::wrap_repeat, false, 0.f, int2(0), ::tex::wrap_repeat, 30.f).tint).y), ::base::color_layer_multiply, 0.550000012f, true).tint, 0.f), bsdf(), normalmap_normal(rug_normal, bump_strength, vmat_transform(texture_translate, texture_rotate, texture_scale * 0.5f, ::base::texture_coordinate_uvw, uv_space_index))), normalmap_normal(rug_normal, bump_strength, vmat_transform(texture_translate, texture_rotate, texture_scale * 0.5f, ::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, roundcorners_enable ? ::state::rounded_corner_normal(roundcorners_radius_mm * 0.00100000005f, roundcorners_across_materials, 1.f) : ::state::normal()); |
| } in |
| material( |
| thin_walled: tmp0, |
| surface: tmp1, |
| backface: tmp2, |
| ior: tmp3, |
| volume: tmp4, |
| geometry: tmp5); |
| |
|
|
| // 1 |
| export material Rug_Carpet_Lines( |
| color carpet_color = color(0.139f, 0.139f, 0.139f) [[ |
| ::anno::description("Adjusts the color of the rug while keeping bright fibers well visible."), |
| ::anno::display_name("Carpet Color"), |
| ::anno::in_group("Appearance"), |
| ::anno::ui_order(0) |
| ]], |
| float roughness = 0.48f [[ |
| ::anno::description("Higher values lead to a less shiny appearance of the carpet."), |
| ::anno::display_name("Roughness"), |
| ::anno::in_group("Appearance"), |
| ::anno::hard_range(0.f, 1.f), |
| ::anno::ui_order(1) |
| ]], |
| float roughness_variation = 0.04f [[ |
| ::anno::description("Adds variation to the roughness of the rug."), |
| ::anno::display_name("Roughness Variation"), |
| ::anno::in_group("Appearance"), |
| ::anno::hard_range(0.f, 1.f), |
| ::anno::ui_order(2) |
| ]], |
| float pattern_AO = 0.59f [[ |
| ::anno::description("Adds darkening around the pattern of the rug."), |
| ::anno::display_name("Pattern Visibility"), |
| ::anno::in_group("Appearance"), |
| ::anno::hard_range(0.f, 1.f), |
| ::anno::ui_order(3) |
| ]], |
| float bump_strength = 1.f [[ |
| ::anno::description("Adjusts the bumpiness of the pattern."), |
| ::anno::display_name("Bump Strength"), |
| ::anno::in_group("Appearance"), |
| ::anno::hard_range(0.f, 2.f), |
| ::anno::soft_range(0.f, 1.f), |
| ::anno::ui_order(4) |
| ]], |
| uniform float2 texture_translate = float2(0.f) [[ |
| ::anno::description("Controls the position of the texture."), |
| ::anno::display_name("Texture Translate"), |
| ::anno::in_group("Transform"), |
| ::anno::ui_order(5) |
| ]], |
| uniform float texture_rotate = 0.f [[ |
| ::anno::description("Rotates angle of the texture in degrees."), |
| ::anno::display_name("Texture Rotate"), |
| ::anno::in_group("Transform"), |
| ::anno::soft_range(0.f, 360.f), |
| ::anno::ui_order(6) |
| ]], |
| uniform float2 texture_scale = float2(1.f) [[ |
| ::anno::description("Larger numbers increase the size."), |
| ::anno::display_name("Texture Scale"), |
| ::anno::in_group("Transform"), |
| ::nvidia::core_definitions::dimension(float2(1.0f, 1.0f)), |
| ::anno::ui_order(7) |
| ]], |
| uniform bool roundcorners_enable = false [[ |
| ::anno::description("Enables the round corner effect. Comes at a slight performance cost as additional raytracing calls are required to evaluate the round corner effect."), |
| ::anno::display_name("Enable Round Corners"), |
| ::anno::in_group("Round Corners"), |
| ::anno::ui_order(8) |
| ]], |
| uniform float roundcorners_radius_mm = 1.5f [[ |
| ::anno::description("Radius of the rounded corners in millimeters."), |
| ::anno::display_name("Round Corner Radius (mm)"), |
| ::anno::in_group("Round Corners"), |
| ::anno::soft_range(0.f, 10.f), |
| ::anno::ui_order(9) |
| ]], |
| uniform bool roundcorners_across_materials = false [[ |
| ::anno::description("Applies the round corner effect across different materials when enabled."), |
| ::anno::display_name("Across Materials"), |
| ::anno::in_group("Round Corners"), |
| ::anno::ui_order(10) |
| ]], |
| uniform int uv_space_index = 0 [[ |
| ::anno::description("Uses selected UV space for material."), |
| ::anno::display_name("UV Space Index"), |
| ::anno::in_group("Transform"), |
| ::anno::ui_order(11) |
| ]] |
| ) |
| [[ |
| ::anno::author("NVIDIA vMaterials"), |
| ::anno::contributor("Rüdiger Raab"), |
| ::anno::contributor("Maik Rohland"), |
| ::anno::display_name("Rug Carpet - Lines Pattern"), |
| ::anno::description("Rug Carpet Material with line pattern."), |
| ::anno::copyright_notice(COPYRIGHT), |
| ::anno::thumbnail("./.thumbs/Rug_Carpet.Rug_Carpet_Lines.png"), |
| ::anno::key_words(string[]("carpet", "fabric", "design", "automotive", "architecture", "pattern", "lines", "interior", "new", "rough", "bumped", "gray")) |
| ]] = Rug_Carpet_Base( |
| carpet_color: carpet_color, |
| roughness: roughness, |
| roughness_variation: roughness_variation, |
| pattern_AO: pattern_AO, |
| bump_strength: bump_strength, |
| texture_translate: texture_translate, |
| texture_rotate: texture_rotate, |
| texture_scale: texture_scale, |
| roundcorners_enable: roundcorners_enable, |
| roundcorners_radius_mm: roundcorners_radius_mm, |
| roundcorners_across_materials: roundcorners_across_materials, |
| uv_space_index: uv_space_index, |
| rug_fibers: texture_2d("./textures/rug_carpet_multi_fibers.jpg", ::tex::gamma_linear), |
| rug_aniso: texture_2d("./textures/rug_carpet_anisotropy.jpg", ::tex::gamma_linear), |
| rug_multi_R_rough_G_ao_B_patternao: texture_2d("./textures/rug_carpet_01_multi_R_rough_G_ao_B_bumpao.jpg", ::tex::gamma_linear), |
| rug_normal: texture_2d("./textures/rug_carpet_01_norm.jpg", ::tex::gamma_linear) |
| ); |
| |
|
|
| // 2 |
| export material Rug_Carpet_Hexagonal( |
| color carpet_color = color(0.139f, 0.139f, 0.139f) [[ |
| ::anno::description("Adjusts the color of the rug while keeping bright fibers well visible."), |
| ::anno::display_name("Carpet Color"), |
| ::anno::in_group("Appearance"), |
| ::anno::ui_order(0) |
| ]], |
| float roughness = 0.48f [[ |
| ::anno::description("Higher values lead to a less shiny appearance of the carpet."), |
| ::anno::display_name("Roughness"), |
| ::anno::in_group("Appearance"), |
| ::anno::hard_range(0.f, 1.f), |
| ::anno::ui_order(1) |
| ]], |
| float roughness_variation = 0.04f [[ |
| ::anno::description("Adds variation to the roughness of the rug."), |
| ::anno::display_name("Roughness Variation"), |
| ::anno::in_group("Appearance"), |
| ::anno::hard_range(0.f, 1.f), |
| ::anno::ui_order(2) |
| ]], |
| float pattern_AO = 0.59f [[ |
| ::anno::description("Adds darkening around the pattern of the rug."), |
| ::anno::display_name("Pattern Visibility"), |
| ::anno::in_group("Appearance"), |
| ::anno::hard_range(0.f, 1.f), |
| ::anno::ui_order(3) |
| ]], |
| float bump_strength = 1.f [[ |
| ::anno::description("Adjusts the bumpiness of the pattern."), |
| ::anno::display_name("Bump Strength"), |
| ::anno::in_group("Appearance"), |
| ::anno::hard_range(0.f, 2.f), |
| ::anno::soft_range(0.f, 1.f), |
| ::anno::ui_order(4) |
| ]], |
| uniform float2 texture_translate = float2(0.f) [[ |
| ::anno::description("Controls the position of the texture."), |
| ::anno::display_name("Texture Translate"), |
| ::anno::in_group("Transform"), |
| ::anno::ui_order(5) |
| ]], |
| uniform float texture_rotate = 0.f [[ |
| ::anno::description("Rotates angle of the texture in degrees."), |
| ::anno::display_name("Texture Rotate"), |
| ::anno::in_group("Transform"), |
| ::anno::soft_range(0.f, 360.f), |
| ::anno::ui_order(6) |
| ]], |
| uniform float2 texture_scale = float2(1.f) [[ |
| ::anno::description("Larger numbers increase the size."), |
| ::anno::display_name("Texture Scale"), |
| ::anno::in_group("Transform"), |
| ::nvidia::core_definitions::dimension(float2(1.0f, 1.0f)), |
| ::anno::ui_order(7) |
| ]], |
| uniform bool roundcorners_enable = false [[ |
| ::anno::description("Enables the round corner effect. Comes at a slight performance cost as additional raytracing calls are required to evaluate the round corner effect."), |
| ::anno::display_name("Enable Round Corners"), |
| ::anno::in_group("Round Corners"), |
| ::anno::ui_order(8) |
| ]], |
| uniform float roundcorners_radius_mm = 1.5f [[ |
| ::anno::description("Radius of the rounded corners in millimeters."), |
| ::anno::display_name("Round Corner Radius (mm)"), |
| ::anno::in_group("Round Corners"), |
| ::anno::soft_range(0.f, 10.f), |
| ::anno::ui_order(9) |
| ]], |
| uniform bool roundcorners_across_materials = false [[ |
| ::anno::description("Applies the round corner effect across different materials when enabled."), |
| ::anno::display_name("Across Materials"), |
| ::anno::in_group("Round Corners"), |
| ::anno::ui_order(10) |
| ]], |
| uniform int uv_space_index = 0 [[ |
| ::anno::description("Uses selected UV space for material."), |
| ::anno::display_name("UV Space Index"), |
| ::anno::in_group("Transform"), |
| ::anno::ui_order(11) |
| ]] |
| ) |
| [[ |
| ::anno::author("NVIDIA vMaterials"), |
| ::anno::contributor("Rüdiger Raab"), |
| ::anno::contributor("Maik Rohland"), |
| ::anno::display_name("Rug Carpet - Hexagonal Pattern"), |
| ::anno::description("Rug carpet material with hexagonal pattern."), |
| ::anno::copyright_notice(COPYRIGHT), |
| ::anno::thumbnail("./.thumbs/Rug_Carpet.Rug_Carpet_Hexagonal.png"), |
| ::anno::key_words(string[]("carpet", "fabric", "design", "automotive", "architecture", "pattern", "hexagonal", "interior", "new", "rough", "bumped", "gray")) |
| ]] = Rug_Carpet_Base( |
| carpet_color: carpet_color, |
| roughness: roughness, |
| roughness_variation: roughness_variation, |
| pattern_AO: pattern_AO, |
| bump_strength: bump_strength, |
| texture_translate: texture_translate, |
| texture_rotate: texture_rotate, |
| texture_scale: texture_scale, |
| roundcorners_enable: roundcorners_enable, |
| roundcorners_radius_mm: roundcorners_radius_mm, |
| roundcorners_across_materials: roundcorners_across_materials, |
| uv_space_index: uv_space_index, |
| rug_fibers: texture_2d("./textures/rug_carpet_multi_fibers.jpg", ::tex::gamma_linear), |
| rug_aniso: texture_2d("./textures/rug_carpet_anisotropy.jpg", ::tex::gamma_linear), |
| rug_multi_R_rough_G_ao_B_patternao: texture_2d("./textures/rug_carpet_02_multi_R_rough_G_ao_B_bumpao.jpg", ::tex::gamma_linear), |
| rug_normal: texture_2d("./textures/rug_carpet_02_norm.jpg", ::tex::gamma_linear) |
| ); |
| |
|
|
| // 3 |
| export material Rug_Carpet_Honeycomb( |
| color carpet_color = color(0.139f, 0.139f, 0.139f) [[ |
| ::anno::description("Adjusts the color of the rug while keeping bright fibers well visible."), |
| ::anno::display_name("Carpet Color"), |
| ::anno::in_group("Appearance"), |
| ::anno::ui_order(0) |
| ]], |
| float roughness = 0.48f [[ |
| ::anno::description("Higher values lead to a less shiny appearance of the carpet."), |
| ::anno::display_name("Roughness"), |
| ::anno::in_group("Appearance"), |
| ::anno::hard_range(0.f, 1.f), |
| ::anno::ui_order(1) |
| ]], |
| float roughness_variation = 0.04f [[ |
| ::anno::description("Adds variation to the roughness of the rug."), |
| ::anno::display_name("Roughness Variation"), |
| ::anno::in_group("Appearance"), |
| ::anno::hard_range(0.f, 1.f), |
| ::anno::ui_order(2) |
| ]], |
| float pattern_AO = 0.59f [[ |
| ::anno::description("Adds darkening around the pattern of the rug."), |
| ::anno::display_name("Pattern Visibility"), |
| ::anno::in_group("Appearance"), |
| ::anno::hard_range(0.f, 1.f), |
| ::anno::ui_order(3) |
| ]], |
| float bump_strength = 1.f [[ |
| ::anno::description("Adjusts the bumpiness of the pattern."), |
| ::anno::display_name("Bump Strength"), |
| ::anno::in_group("Appearance"), |
| ::anno::hard_range(0.f, 2.f), |
| ::anno::soft_range(0.f, 1.f), |
| ::anno::ui_order(4) |
| ]], |
| uniform float2 texture_translate = float2(0.f) [[ |
| ::anno::description("Controls the position of the texture."), |
| ::anno::display_name("Texture Translate"), |
| ::anno::in_group("Transform"), |
| ::anno::ui_order(5) |
| ]], |
| uniform float texture_rotate = 0.f [[ |
| ::anno::description("Rotates angle of the texture in degrees."), |
| ::anno::display_name("Texture Rotate"), |
| ::anno::in_group("Transform"), |
| ::anno::soft_range(0.f, 360.f), |
| ::anno::ui_order(6) |
| ]], |
| uniform float2 texture_scale = float2(1.f) [[ |
| ::anno::description("Larger numbers increase the size."), |
| ::anno::display_name("Texture Scale"), |
| ::anno::in_group("Transform"), |
| ::nvidia::core_definitions::dimension(float2(1.0f, 1.0f)), |
| ::anno::ui_order(7) |
| ]], |
| uniform bool roundcorners_enable = false [[ |
| ::anno::description("Enables the round corner effect. Comes at a slight performance cost as additional raytracing calls are required to evaluate the round corner effect."), |
| ::anno::display_name("Enable Round Corners"), |
| ::anno::in_group("Round Corners"), |
| ::anno::ui_order(8) |
| ]], |
| uniform float roundcorners_radius_mm = 1.5f [[ |
| ::anno::description("Radius of the rounded corners in millimeters."), |
| ::anno::display_name("Round Corner Radius (mm)"), |
| ::anno::in_group("Round Corners"), |
| ::anno::soft_range(0.f, 10.f), |
| ::anno::ui_order(9) |
| ]], |
| uniform bool roundcorners_across_materials = false [[ |
| ::anno::description("Applies the round corner effect across different materials when enabled."), |
| ::anno::display_name("Across Materials"), |
| ::anno::in_group("Round Corners"), |
| ::anno::ui_order(10) |
| ]], |
| uniform int uv_space_index = 0 [[ |
| ::anno::description("Uses selected UV space for material."), |
| ::anno::display_name("UV Space Index"), |
| ::anno::in_group("Transform"), |
| ::anno::ui_order(11) |
| ]] |
| ) |
| [[ |
| ::anno::author("NVIDIA vMaterials"), |
| ::anno::contributor("Rüdiger Raab"), |
| ::anno::contributor("Maik Rohland"), |
| ::anno::display_name("Rug Carpet - Honeycomb"), |
| ::anno::description("Rug carpet material with stylized honeycomb pattern."), |
| ::anno::copyright_notice(COPYRIGHT), |
| ::anno::thumbnail("./.thumbs/Rug_Carpet.Rug_Carpet_Honeycomb.png"), |
| ::anno::key_words(string[]("carpet", "fabric", "design", "automotive", "architecture", "pattern", "honeycomb", "modern", "hexagonal", "interior", "new", "rough", "bumped", "gray")) |
| ]] = Rug_Carpet_Base( |
| carpet_color: carpet_color, |
| roughness: roughness, |
| roughness_variation: roughness_variation, |
| pattern_AO: pattern_AO, |
| bump_strength: bump_strength, |
| texture_translate: texture_translate, |
| texture_rotate: texture_rotate, |
| texture_scale: texture_scale, |
| roundcorners_enable: roundcorners_enable, |
| roundcorners_radius_mm: roundcorners_radius_mm, |
| roundcorners_across_materials: roundcorners_across_materials, |
| uv_space_index: uv_space_index, |
| rug_fibers: texture_2d("./textures/rug_carpet_multi_fibers.jpg", ::tex::gamma_linear), |
| rug_aniso: texture_2d("./textures/rug_carpet_anisotropy.jpg", ::tex::gamma_linear), |
| rug_multi_R_rough_G_ao_B_patternao: texture_2d("./textures/rug_carpet_03_multi_R_rough_G_ao_B_bumpao.jpg", ::tex::gamma_linear), |
| rug_normal: texture_2d("./textures/rug_carpet_03_norm.jpg", ::tex::gamma_linear) |
| ); |
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