| /****************************************************************************** | |
| * 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"; | |
| annotation preview_scale( float f); | |
| ::base::texture_coordinate_info warped_coordinate( | |
| // uniform texture_2d warp_texture, | |
| float warp_value, | |
| float amount, | |
| float angle, | |
| ::base::texture_coordinate_info uvw = ::base::coordinate_source() | |
| ) | |
| { | |
| uvw.position = float3(uvw.position.x + amount * warp_value * ::math::sin(angle), | |
| uvw.position.y + amount * warp_value * ::math::cos(angle), | |
| uvw.position.z | |
| ); | |
| return uvw; | |
| } | |
| ::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; | |
| //TODO: at least also handle sign of z? | |
| //TODO: handle tangent becoming 0 | |
| 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)); | |
| } | |
| ::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)); | |
| } | |
| float uint2float(int x) | |
| { | |
| return float(x & 0x7FFFFFFF) + (x < 0 ? 2147483648.0 : 0.0); | |
| } | |
| int lowbias32(int x) | |
| { | |
| x ^= x >>> 16; | |
| x *= 0x7feb352d; | |
| x ^= x >>> 15; | |
| x *= 0x846ca68b; | |
| x ^= x >>> 16; | |
| return x; | |
| } | |
| float2 rotate_around(float2 uv, float angle, float2 pt) | |
| { | |
| float sine = ::math::sin(angle); | |
| float cosine = ::math::cos(angle); | |
| float2x2 rot = float2x2(cosine, -sine, sine, cosine); | |
| uv -= pt; | |
| uv = rot * uv ; | |
| return uv + pt; | |
| } | |
| float2 scale_around(float2 uv, float2 scale, float2 pt) | |
| { | |
| float2x2 rot = float2x2(scale.x, 0., 0., scale.y); | |
| uv -= pt; | |
| uv = rot * uv; | |
| return uv + pt; | |
| } | |
| float scatter_grayscale( | |
| uniform texture_2d pattern_texture = texture_2d(), | |
| uniform texture_2d mask_texture = texture_2d(), | |
| uniform texture_2d bluenoise_texture = texture_2d(), | |
| float pattern_size = 1.0f, // The size of the pattern | |
| float pattern_brightness = 1.0f, | |
| float pattern_brightness_variation = 0.0, // amount of color randomization | |
| int compute_size = 1, // bigger grid size is required when texture is scaled larger but is more expensive | |
| float random_mask_threshold = 0.0f, // higher values cause certain cells not to be rendered | |
| bool use_true_random_masking = false, // vs. using the blue noise texture that spaces the particles more venely apart from each other | |
| ::base::texture_coordinate_info uvw = ::base::coordinate_source(), // UVW coordinates to be used to lay the bombing over | |
| float2 texture_scale = float2(30.0f, 30.0f), | |
| float2 offset_randomization = float2(.5), // amount of position randomization. Larger values will require "compute_size" to be | |
| // increased, otherwise the texture will be clipped | |
| float rotation = 0.0, // amount of global rotation | |
| float rotation_randomization = 0.5, // amount of rotation randomization | |
| float scale_randomization = 0.0, // amount of scaling randomization | |
| bool additive_blend = false, // when false, mode is "max", otherwise "add/sub", centered at 0.5 | |
| // MASK | |
| bool enable_grayscale_mask = false, | |
| float grayscale_mask_threshold = 0.0, | |
| int seed = 0 | |
| ) | |
| { | |
| float result = 0.0; | |
| float4 grayscale_mask_lookup = 0.0f; | |
| float masking_value = 0.0; | |
| compute_size = compute_size < 1 ? 1 : compute_size; | |
| float2 uv = float2(uvw.position.x, uvw.position.y) * texture_scale; | |
| for(float i = -compute_size; i <= compute_size; i++) | |
| for(float j = -compute_size; j <= compute_size; j++) | |
| { | |
| float2 p = ::math::floor(uv + float2(i, j)); | |
| float2 f = ::math::frac(uv) - float2(i, j); | |
| //float4 rand_4f = rnd42(int2(p)); | |
| int r1, r2, r3, r4, r5; | |
| // get random values | |
| r1 = lowbias32(lowbias32(seed) + int(p[0]) + lowbias32(int(p[1]))); | |
| r2 = lowbias32(r1); | |
| r3 = lowbias32(r2); | |
| r4 = lowbias32(r3); | |
| r5 = lowbias32(r4); | |
| float rnd1, rnd2, rnd3, rnd4, rnd5; | |
| rnd1 = uint2float(r1)/ 4294967296.f; | |
| rnd2 = uint2float(r2)/ 4294967296.f; | |
| rnd3 = uint2float(r3)/ 4294967296.f; | |
| rnd4 = uint2float(r4)/ 4294967296.f; | |
| rnd5 = uint2float(r5)/ 4294967296.f; | |
| f+= (float2(rnd1, rnd2) - float2(0.5f)) * offset_randomization; | |
| float2 rand_2f_remap = (float2(rnd3, rnd4) - float2( .5f)) * 2.0f; // center around - 1.0 - 1.0 | |
| f = rotate_around(f, (rotation + rand_2f_remap.x * rotation_randomization) * 3.1415, float2(0.5)); | |
| f = scale_around(f, float2(1.0 + rand_2f_remap.y * scale_randomization)/ pattern_size, float2(0.5)); | |
| int blue_noise_width = ::tex::width(bluenoise_texture); | |
| int blue_noise_height = ::tex::height(bluenoise_texture); | |
| // switch between completely random mask and mask mrovided by blue noise texture | |
| masking_value = use_true_random_masking ? rnd4 : | |
| ::tex::texel_float4(bluenoise_texture, int2(int(::math::floor(p.x))%blue_noise_width, int(::math::floor(p.y))%blue_noise_height)).x; | |
| if (enable_grayscale_mask == true) | |
| { | |
| // compute exact center of cells for the masking before it is being offset. We are not computing the mask | |
| // at the position where the element that is being scattered is ending up. That could be an alternative mode to be implemented. | |
| float2 cell_size = float2(1.0/texture_scale); | |
| grayscale_mask_lookup = ::tex::lookup_float4(mask_texture, float2(cell_size/2 + cell_size * p)); | |
| } | |
| bool mask_pass = (grayscale_mask_lookup.x > grayscale_mask_threshold) || enable_grayscale_mask == false; | |
| if(f.x >= 0.0 && f.x < 1.0 && f.y >= 0.0 && f.y < 1.0 && mask_pass && random_mask_threshold < masking_value) | |
| { | |
| float4 lookup = ::tex::lookup_float4(pattern_texture, float2(f), ::tex::wrap_repeat, ::tex::wrap_repeat, float2(0.0, 1.0), float2(0.0, 1.0)); | |
| // do blending of lookup | |
| // if (blend_add_sub == true) | |
| // { | |
| // value = (lookup.x + lookup.y + lookup.z)/3 - 0.5; | |
| // result = ::math::clamp(result + value * (1.0 - rand_4f.z * pattern_brightness_variation), 0.0f, 1.0f); | |
| // } | |
| // else | |
| if (additive_blend == true) | |
| result = result + (lookup.x + lookup.y + lookup.z)/3 * (1.0 - rnd5 * pattern_brightness_variation)*pattern_brightness; | |
| else | |
| result = ::math::max((lookup.x + lookup.y + lookup.z)/3 * (1.0 - rnd5 * pattern_brightness_variation)*pattern_brightness, result); | |
| } | |
| } | |
| return result; | |
| } | |
| float scatter_atlas_grayscale( | |
| uniform texture_2d pattern_atlas_texture = texture_2d(), | |
| uniform texture_2d mask_texture = texture_2d(), | |
| uniform texture_2d bluenoise_texture = texture_2d(), | |
| uniform int atlas_size = 2, | |
| int min_pattern = 1, | |
| int max_pattern = 4, | |
| float pattern_size = 1.0f, // The size of the pattern | |
| float pattern_brightness = 1.0f, | |
| float pattern_brightness_variation = 0.0, // amount of color randomization | |
| int compute_size = 1, // bigger grid size is required when texture is scaled larger but is more expensive | |
| float random_mask_threshold = 0.0f, // higher values cause certain cells not to be rendered | |
| bool use_true_random_masking = false, // vs. using the blue noise texture that spaces the particles more venely apart from each other | |
| ::base::texture_coordinate_info uvw = ::base::coordinate_source(), // UVW coordinates to be used to lay the bombing over | |
| float2 texture_scale = float2(30.0f, 30.0f), | |
| float2 offset_randomization = float2(.5), // amount of position randomization. Larger values will require "compute_size" to be | |
| // increased, otherwise the texture will be clipped | |
| float rotation = 0.0, // amount of global rotation | |
| float rotation_randomization = 0.5, // amount of rotation randomization | |
| float scale_randomization = 0.0, // amount of scaling randomization | |
| bool additive_blend = false, // when false, mode is "max", otherwise "add/sub", centered at 0.5 | |
| // MASK | |
| bool enable_grayscale_mask = false, | |
| float grayscale_mask_threshold = 0.0, | |
| int seed = 0 | |
| ) | |
| { | |
| float result = 0.0; | |
| float4 grayscale_mask_lookup = 0.0f; | |
| float masking_value = 0.0; | |
| compute_size = compute_size < 1 ? 1 : compute_size; | |
| float atlas_tile_size = 1.0f/atlas_size; // dimension of a single atlas tile | |
| float2 uv = float2(uvw.position.x, uvw.position.y) * texture_scale; | |
| for(float i = -compute_size; i <= compute_size; i++) | |
| for(float j = -compute_size; j <= compute_size; j++) | |
| { | |
| float2 p = ::math::floor(uv + float2(i, j)); | |
| float2 f = ::math::frac(uv) - float2(i, j); | |
| //float4 rand_4f = rnd42(int2(p)); | |
| int r1, r2, r3, r4, r5; | |
| // get random values | |
| r1 = lowbias32(lowbias32(seed) + int(p[0]) + lowbias32(int(p[1]))); | |
| r2 = lowbias32(r1); | |
| r3 = lowbias32(r2); | |
| r4 = lowbias32(r3); | |
| r5 = lowbias32(r4); | |
| float rnd1, rnd2, rnd3, rnd4, rnd5; | |
| rnd1 = uint2float(r1)/ 4294967296.f; | |
| rnd2 = uint2float(r2)/ 4294967296.f; | |
| rnd3 = uint2float(r3)/ 4294967296.f; | |
| rnd4 = uint2float(r4)/ 4294967296.f; | |
| rnd5 = uint2float(r5)/ 4294967296.f; | |
| f+= (float2(rnd1, rnd2) - float2(0.5f)) * offset_randomization; | |
| float2 rand_2f_remap = (float2(rnd3, rnd4) - float2( .5f)) * 2.0f; // center around - 1.0 - 1.0 | |
| float rot_angle = (rotation + rand_2f_remap.x * rotation_randomization) * 3.1415; | |
| f = rotate_around(f, rot_angle, float2(0.5)); | |
| f = scale_around(f, float2(1.0 + rand_2f_remap.y * scale_randomization)/ pattern_size, float2(0.5)); | |
| int blue_noise_width = ::tex::width(bluenoise_texture); | |
| int blue_noise_height = ::tex::height(bluenoise_texture); | |
| // switch between completely random mask and mask mrovided by blue noise texture | |
| masking_value = use_true_random_masking ? rnd4 : | |
| ::tex::texel_float4(bluenoise_texture, int2(int(::math::floor(p.x))%blue_noise_width, int(::math::floor(p.y))%blue_noise_height)).x; | |
| if (enable_grayscale_mask == true) | |
| { | |
| // compute exact center of cells for the masking before it is being offset. We are not computing the mask | |
| // at the position where the element that is being scattered is ending up. That could be an alternative mode to be implemented. | |
| float2 cell_size = float2(1.0/texture_scale); | |
| grayscale_mask_lookup = ::tex::lookup_float4(mask_texture, float2(cell_size/2 + cell_size * p)); | |
| } | |
| bool mask_pass = (grayscale_mask_lookup.x > grayscale_mask_threshold) || enable_grayscale_mask == false; | |
| if(f.x >= 0.0 && f.x < 1.0 && f.y >= 0.0 && f.y < 1.0 && mask_pass && random_mask_threshold < masking_value) | |
| { | |
| // compute atlas tile from random number and derive tile coordinates from that | |
| float atlas_tile = ::math::floor(::math::lerp(float(min_pattern), float(max_pattern+1), rnd5)); | |
| float div = (atlas_tile/atlas_size); | |
| float remainder = div - ::math::floor(div); | |
| // Perform lookup in the range that was selected | |
| float2 lookup_uv = float2(::math::lerp(::math::floor(div) * atlas_tile_size, ::math::floor(div) * atlas_tile_size + atlas_tile_size, f.x), | |
| ::math::lerp(remainder, remainder + atlas_tile_size, f.y)); | |
| float4 lookup = ::tex::lookup_float4(pattern_atlas_texture, lookup_uv, ::tex::wrap_repeat, ::tex::wrap_repeat, float2(0.0, 1.0), float2(0.0, 1.0)); | |
| if (additive_blend == true) | |
| result = result + (lookup.x + lookup.y + lookup.z)/3 * (1.0 - rnd1 * pattern_brightness_variation)*pattern_brightness; | |
| else | |
| result = ::math::max((lookup.x + lookup.y + lookup.z)/3 * (1.0 - rnd1 * pattern_brightness_variation)*pattern_brightness, result); | |
| } | |
| } | |
| return result; | |
| } | |
| float remap_xy_to_0_1(float input, float x, float y) | |
| { | |
| return (input - x)/(y - x); | |
| } | |
| 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); | |
| } | |
| float histogram_scan(float input, float width, float position) | |
| { | |
| float low = ::math::clamp(1.0f - position * 2.0, 0.0f ,1.0f); | |
| float high = ::math::clamp(position > 0.5f ? 1.0 : 2.0f - 2 * position, 0.0f, 1.0f); | |
| //float center = (low + high)/2.0f); | |
| float offset = ((high - low) / 2.0) * width; | |
| low += offset; | |
| high -= offset; | |
| return ::math::clamp( | |
| remap_xy_to_0_1(input, | |
| low, | |
| high), | |
| 0.0, | |
| 1.0); | |
| } | |
| 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))); | |
| } | |
| // Returns the normal n in tangent space, given n is in internal space. | |
| float3 transform_internal_to_tangent(float3 n) | |
| [[ | |
| ::anno::hidden() | |
| ]] | |
| { | |
| return | |
| n.x* float3(::state::texture_tangent_u(0).x,::state::texture_tangent_v(0).x,::state::normal().x)+ | |
| n.y* float3(::state::texture_tangent_u(0).y,::state::texture_tangent_v(0).y,::state::normal().y)+ | |
| n.z* float3(::state::texture_tangent_u(0).z,::state::texture_tangent_v(0).z,::state::normal().z); | |
| } | |
| // Returns the normal n in internal space, given n is in tangent space. | |
| float3 transform_tangent_to_internal(float3 n) | |
| [[ | |
| ::anno::hidden() | |
| ]] | |
| { | |
| return ::state::texture_tangent_u(0) * n.x + | |
| ::state::texture_tangent_v(0) * n.y + | |
| ::state::normal() * n.z ; | |
| } | |
| // Returns a normal by adding a detail normal to a global normal. | |
| // If detail blending of two normal maps gives visual artifacts, check if texture_2d are loaded | |
| // correctly with ::tex::gamma_linear | |
| float3 add_detail_normal(float3 nd = ::state::normal(), float3 n = ::state::normal()) | |
| { | |
| // http://blog.selfshadow.com/publications/blending-in-detail/ | |
| float3 n_t = transform_internal_to_tangent(n); | |
| float3 nd_t = transform_internal_to_tangent(nd); | |
| n_t=n_t + float3(0.,0.,1.); | |
| nd_t = nd_t * float3(-1.,-1.,1.); | |
| n = n_t*::math::dot(n_t, nd_t)/n_t.z - nd_t; | |
| return ::math::normalize(transform_tangent_to_internal(n)); | |
| } | |
| export material Fiberglass_Imperfections( | |
| int seed = 14 [[ | |
| ::anno::description("A random seed to randomize the imperfections."), | |
| ::anno::display_name("Random Seed"), | |
| ::anno::in_group("Appearance"), | |
| ::anno::ui_order(0) | |
| ]], | |
| color fiberglass_tint = color(0.812241f, 0.932277f, 0.957370f) [[ | |
| ::anno::description("Applies a colored tint to the fibers."), | |
| ::anno::display_name("Fiberglass Tint"), | |
| ::anno::in_group("Appearance", "Diffuse"), | |
| ::anno::ui_order(1) | |
| ]], | |
| float fibers_shininess = 1.f [[ | |
| ::anno::description("Makes the fiber glass material duller or shinier. Default value is 0.5."), | |
| ::anno::display_name("Fibers Shininess"), | |
| ::anno::in_group("Appearance"), | |
| ::anno::hard_range(0.f, 1.f), | |
| ::anno::ui_order(2) | |
| ]], | |
| uniform float weaving_bump_strength = 0.75f [[ | |
| ::anno::description("Determines the degree of bumpiness for the weaving."), | |
| ::anno::display_name("Weaving Bump Strength"), | |
| ::anno::in_group("Appearance", "Bump"), | |
| ::anno::soft_range(0.f, 1.f), | |
| ::anno::hard_range(0.f, 3.f), | |
| ::anno::ui_order(3) | |
| ]], | |
| uniform float fibers_bump_strength = 1.f [[ | |
| ::anno::description("Determines the degree of bumpiness of the fibers."), | |
| ::anno::display_name("Fibers Bump Strength"), | |
| ::anno::in_group("Appearance", "Bump"), | |
| ::anno::hard_range(0.f, 3.f), | |
| ::anno::soft_range(0.f, 1.f), | |
| ::anno::ui_order(4) | |
| ]], | |
| float diffuse_brightness = 0.75f [[ | |
| ::anno::description("The diffuse brightness of the fibers."), | |
| ::anno::display_name("Diffuse Brightness"), | |
| ::anno::in_group("Appearance", "Advanced"), | |
| ::anno::hard_range(0.f, 1.f), | |
| ::anno::ui_order(5) | |
| ]], | |
| float specular_weight = 1.0f [[ | |
| ::anno::description("The amount of glossiness variation for the vertical fiber glossiness."), | |
| ::anno::display_name("Specular Weight"), | |
| ::anno::in_group("Appearance", "Advanced"), | |
| ::anno::hard_range(0.f, 1.f), | |
| ::anno::ui_order(6) | |
| ]], | |
| float diffuse_transmission_weight = 0.21f [[ | |
| ::anno::description("The amount of light being able to scatter through the fibers."), | |
| ::anno::display_name("Diffuse Transmission Weight"), | |
| ::anno::in_group("Appearance", "Advanced"), | |
| ::anno::hard_range(0.f, 1.f), | |
| ::anno::ui_order(7) | |
| ]], | |
| float bumps_and_dents_probability = 0.34f [[ | |
| ::anno::description("The probability of generating bumps appearing on the material. Higher values will generate more bumps and dents."), | |
| ::anno::display_name("Bumps Probability"), | |
| ::anno::in_group("Bumps and Dents"), | |
| ::anno::hard_range(0.f, 1.f), | |
| ::anno::ui_order(12) | |
| ]], | |
| float bumps_dents_density = 4.5f [[ | |
| ::anno::description("The density of the bumps and dents."), | |
| ::anno::display_name("Bumps Density"), | |
| ::anno::in_group("Bumps and Dents"), | |
| ::anno::soft_range(0.f, 8.f), | |
| ::anno::enable_if("bumps_and_dents_probability > 0.0"), | |
| ::anno::ui_order(13) | |
| ]], | |
| float bumps_kernel_size = 1.f [[ | |
| ::anno::description("The area that the bumped imperfection is covering."), | |
| ::anno::display_name("Bumped Kernel Size"), | |
| ::anno::in_group("Bumps and Dents"), | |
| ::anno::hard_range(0.f, 1.f), | |
| ::anno::enable_if("bumps_and_dents_probability > 0.0"), | |
| ::anno::ui_order(14) | |
| ]], | |
| float bumps_waves_size = 0.7f [[ | |
| ::anno::description("The dimension of the waves that bump and dent the surface."), | |
| ::anno::display_name("Bumps Wave Size"), | |
| ::anno::in_group("Bumps and Dents"), | |
| ::anno::hard_range(0.f, 1.f), | |
| ::anno::enable_if("bumps_and_dents_probability > 0.0"), | |
| ::anno::ui_order(15) | |
| ]], | |
| float bumps_dents_size_variation = 0.9f [[ | |
| ::anno::description("Size variation of the bump surface imperfection."), | |
| ::anno::display_name("Bumps Size Variation"), | |
| ::anno::in_group("Bumps and Dents"), | |
| ::anno::hard_range(0.f, 1.f), | |
| ::anno::enable_if("bumps_and_dents_probability > 0.0"), | |
| ::anno::ui_order(16) | |
| ]], | |
| float bumps_dents_intensity = 1.f [[ | |
| ::anno::description("Overall intensity of the bumps."), | |
| ::anno::display_name("Bumps Overall Intensity"), | |
| ::anno::in_group("Bumps and Dents"), | |
| ::anno::hard_range(0.f, 4.f), | |
| ::anno::enable_if("bumps_and_dents_probability > 0.0"), | |
| ::anno::ui_order(17) | |
| ]], | |
| float bumps_dents_intensity_variation = 1.0f [[ | |
| ::anno::description("The amount of variation that is applied to the intensitz of the bumps and dents."), | |
| ::anno::display_name("Bumps Intensity Variation"), | |
| ::anno::in_group("Bumps and Dents"), | |
| ::anno::hard_range(0.f, 1.f), | |
| ::anno::enable_if("bumps_and_dents_probability > 0.0"), | |
| ::anno::ui_order(18) | |
| ]], | |
| float deformation_probability = 0.5f [[ | |
| ::anno::description("The probability of fabric deformation appearing on the material. Higher values will generate more deformations."), | |
| ::anno::display_name("Deformations Probability"), | |
| ::anno::in_group("Deformations"), | |
| ::anno::hard_range(0.f, 1.f), | |
| ::anno::ui_order(19) | |
| ]], | |
| float deformations_density = 5.f [[ | |
| ::anno::description("The density of the deformations."), | |
| ::anno::display_name("Deformations Density"), | |
| ::anno::in_group("Deformations"), | |
| ::anno::soft_range(0.f, 8.f), | |
| ::anno::enable_if("deformation_probability > 0.0"), | |
| ::anno::ui_order(20) | |
| ]], | |
| float deformations_size = 1.f [[ | |
| ::anno::description("The area that the fabric deformationis covering."), | |
| ::anno::display_name("Deformations Kernel Size"), | |
| ::anno::in_group("Deformations"), | |
| ::anno::hard_range(0.f, 1.f), | |
| ::anno::enable_if("deformation_probability > 0.0"), | |
| ::anno::ui_order(21) | |
| ]], | |
| float deformations_size_variation = 0.25f [[ | |
| ::anno::description("The amount of size variation of the areas where fabric deformations appear."), | |
| ::anno::display_name("Deformations Size Variation"), | |
| ::anno::in_group("Deformations"), | |
| ::anno::hard_range(0.f, 1.f), | |
| ::anno::enable_if("deformation_probability > 0.0"), | |
| ::anno::ui_order(22) | |
| ]], | |
| float deformation_intensity = 0.31f [[ | |
| ::anno::description("The amount of deformation."), | |
| ::anno::display_name("Deformations Intensity"), | |
| ::anno::in_group("Deformations"), | |
| ::anno::hard_range(0.f, 1.f), | |
| ::anno::enable_if("deformation_probability > 0.0"), | |
| ::anno::ui_order(23) | |
| ]], | |
| float deformation_intensity_variation = 1.f [[ | |
| ::anno::description("The amount of random variation to areas where surface deformation appears."), | |
| ::anno::display_name("Deformations Intensity Variation"), | |
| ::anno::in_group("Deformations"), | |
| ::anno::hard_range(0.f, 1.f), | |
| ::anno::enable_if("deformation_probability > 0.0"), | |
| ::anno::ui_order(24) | |
| ]], | |
| float tearing_probability = 0.13f [[ | |
| ::anno::description("The probability tearing to on the material. Higher values will generate more tearings."), | |
| ::anno::display_name("Tearings Probability"), | |
| ::anno::in_group("Tearings"), | |
| ::anno::hard_range(0.f, 1.f), | |
| ::anno::ui_order(25) | |
| ]], | |
| float tearings_density = 3.15f [[ | |
| ::anno::description("The density of tearings appearing on the material."), | |
| ::anno::display_name("Tearings Density"), | |
| ::anno::in_group("Tearings"), | |
| ::anno::soft_range(0.f, 8.f), | |
| ::anno::enable_if("tearing_probability > 0.0"), | |
| ::anno::ui_order(26) | |
| ]], | |
| float tearings_size = 1.f [[ | |
| ::anno::description("The area that a tearing is covering."), | |
| ::anno::display_name("Tearings Kernel Size"), | |
| ::anno::in_group("Tearings"), | |
| ::anno::hard_range(0.f, 1.f), | |
| ::anno::enable_if("tearing_probability > 0.0"), | |
| ::anno::ui_order(27) | |
| ]], | |
| float tearing_size_variation = 0.36f [[ | |
| ::anno::description("Randomizes the size of the tearings."), | |
| ::anno::display_name("Tearings Size Variation"), | |
| ::anno::in_group("Tearings"), | |
| ::anno::hard_range(0.f, 1.f), | |
| ::anno::enable_if("tearing_probability > 0.0"), | |
| ::anno::ui_order(28) | |
| ]], | |
| float tearings_rotation = 0.f [[ | |
| ::anno::description("The overal rotation of the tearings."), | |
| ::anno::display_name("Tearings Rotation"), | |
| ::anno::in_group("Tearings"), | |
| ::anno::soft_range(0.f, 3.f), | |
| ::anno::enable_if("tearing_probability > 0.0"), | |
| ::anno::ui_order(29) | |
| ]], | |
| float tearings_rotation_randomization = 0.f [[ | |
| ::anno::description("The amount of random rotation of a tearing."), | |
| ::anno::display_name("Tearings Rotation Variation"), | |
| ::anno::in_group("Tearings"), | |
| ::anno::hard_range(0.f, 1.f), | |
| ::anno::enable_if("tearing_probability > 0.0"), | |
| ::anno::ui_order(30) | |
| ]], | |
| 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(31) | |
| ]], | |
| 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(32) | |
| ]], | |
| float2 texture_scale = float2(1.0f) [[ | |
| ::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)), | |
| ::preview_scale(3.5f), | |
| ::anno::ui_order(33) | |
| ]], | |
| uniform int uv_space_index = 0 [[ | |
| ::anno::description("Use selected UV space for the material."), | |
| ::anno::display_name("UV Space Index"), | |
| ::anno::in_group("Advanced"), | |
| ::anno::ui_order(34) | |
| ]]) | |
| [[ | |
| ::anno::description("A fiberglass material with adjustable imperfections such as bumps, warps and tears."), | |
| ::anno::display_name("Fiberglass with Imperfections"), | |
| ::anno::copyright_notice(COPYRIGHT), | |
| ::anno::thumbnail("./.thumbs/Fiberglass_Imperfections.Fiberglass_Imperfections.png"), | |
| ::anno::key_words(string[]("fiber", "fiberglass", "artificial", "design", "fabric", "mesh", "woven", "synthetic", "imperfection", "white")), | |
| ::anno::author("NVIDIA vMaterials"), | |
| ::anno::contributor("Ruediger Raab"), | |
| ::anno::contributor("Maik Rohland") | |
| ]] | |
| = | |
| let { | |
| float2 texture_rescale = texture_scale * 0.1f; | |
| texture_2d blue_noise_tex = texture_2d("./textures/fiber_blue_noise_placement_512x512.png", ::tex::gamma_linear); | |
| texture_2d rough_ao_mask_tex = texture_2d("./textures/fiber_multi_R_rough_G_ao_B_mask.jpg", ::tex::gamma_linear); | |
| texture_2d warp_direction_noise_tex = texture_2d("./textures/fiber_warp_direction_noise.jpg", ::tex::gamma_linear); | |
| texture_2d warps_tex = texture_2d("./textures/fiberglass_warps.jpg", ::tex::gamma_linear); | |
| texture_2d bump_tex = texture_2d("./textures/fiber_bump.jpg", ::tex::gamma_linear); | |
| texture_2d tears_tex = texture_2d("./textures/fiber_tears.png", ::tex::gamma_linear); | |
| texture_2d fiber_norm_tex = texture_2d("./textures/fiber_norm.jpg", ::tex::gamma_linear); | |
| texture_2d waves_norm_tex = texture_2d("./textures/fiber_waves_norm.jpg", ::tex::gamma_linear); | |
| texture_2d kernel_tex = texture_2d("./textures/fiber_kernel.jpg", ::tex::gamma_linear); | |
| bool tmp0 = false; | |
| material_surface tmp1(::df::weighted_layer(diffuse_transmission_weight, ::df::diffuse_transmission_bsdf(nvidia::core_definitions::blend_colors(color(histogram_range(float3(::base::file_texture(rough_ao_mask_tex, color(0.f, 0.f, 0.f), color(1.f, 1.f, 1.f), ::base::mono_alpha, warped_coordinate(scatter_atlas_grayscale(warps_tex, texture_2d(), blue_noise_tex, 2, 0, 4, deformations_size * 2.f, deformation_intensity, deformation_intensity_variation, 1, 1.f - deformation_probability * 0.100000001f, true, vmat_transform(texture_translate, texture_rotate, texture_rescale, ::base::texture_coordinate_uvw, uv_space_index), float2(deformations_density), float2(1.f), 0.f, 0.25f, deformations_size_variation * 0.600000024f, false, false, 0.f, seed + 11), 0.099999994f, ::base::file_texture(warp_direction_noise_tex, color(0.f, 0.f, 0.f), color(1.f, 1.f, 1.f), ::base::mono_average, vmat_transform(texture_translate, texture_rotate, texture_rescale, ::base::texture_coordinate_uvw, uv_space_index), float2(0.f, 1.f), float2(0.f, 1.f), ::tex::wrap_repeat, ::tex::wrap_repeat, false).mono * 3.1415f, vmat_transform(texture_translate, texture_rotate, texture_rescale, ::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)[0], 1.f, 0.810000002f)), fiberglass_tint, ::base::color_layer_multiply, 1.f).tint, ""), ::df::custom_curve_layer(specular_weight, 1.f, 5.f, histogram_scan(float3(::base::file_texture(rough_ao_mask_tex, color(0.f, 0.f, 0.f), color(1.f, 1.f, 1.f), ::base::mono_alpha, warped_coordinate(scatter_atlas_grayscale(warps_tex, texture_2d(), blue_noise_tex, 2, 0, 4, deformations_size * 2.f, deformation_intensity, deformation_intensity_variation, 1, 1.f - deformation_probability * 0.100000001f, true, vmat_transform(texture_translate, texture_rotate, texture_rescale, ::base::texture_coordinate_uvw, uv_space_index), float2(deformations_density), float2(1.f), 0.f, 0.25f, deformations_size_variation * 0.600000024f, false, false, 0.f, seed + 11), 0.099999994f, ::base::file_texture(warp_direction_noise_tex, color(0.f, 0.f, 0.f), color(1.f, 1.f, 1.f), ::base::mono_average, vmat_transform(texture_translate, texture_rotate, texture_rescale, ::base::texture_coordinate_uvw, uv_space_index), float2(0.f, 1.f), float2(0.f, 1.f), ::tex::wrap_repeat, ::tex::wrap_repeat, false).mono * 3.1415f, vmat_transform(texture_translate, texture_rotate, texture_rescale, ::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)[1], 0.f, 0.469999999f), ::df::microfacet_ggx_smith_bsdf(::math::max(::math::smoothstep(0.790000021f, 0.791000009f, float3(::base::file_texture(rough_ao_mask_tex, color(0.f, 0.f, 0.f), color(1.f, 1.f, 1.f), ::base::mono_alpha, warped_coordinate(scatter_atlas_grayscale(warps_tex, texture_2d(), blue_noise_tex, 2, 0, 4, deformations_size * 2.f, deformation_intensity, deformation_intensity_variation, 1, 1.f - deformation_probability * 0.100000001f, true, vmat_transform(texture_translate, texture_rotate, texture_rescale, ::base::texture_coordinate_uvw, uv_space_index), float2(deformations_density), float2(1.f), 0.f, 0.25f, deformations_size_variation * 0.600000024f, false, false, 0.f, seed + 11), 0.099999994f, ::base::file_texture(warp_direction_noise_tex, color(0.f, 0.f, 0.f), color(1.f, 1.f, 1.f), ::base::mono_average, vmat_transform(texture_translate, texture_rotate, texture_rescale, ::base::texture_coordinate_uvw, uv_space_index), float2(0.f, 1.f), float2(0.f, 1.f), ::tex::wrap_repeat, ::tex::wrap_repeat, false).mono * 3.1415f, vmat_transform(texture_translate, texture_rotate, texture_rescale, ::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)[2]) * histogram_range(float3(::base::file_texture(rough_ao_mask_tex, color(0.f, 0.f, 0.f), color(1.f, 1.f, 1.f), ::base::mono_alpha, warped_coordinate(scatter_atlas_grayscale(warps_tex, texture_2d(), blue_noise_tex, 2, 0, 4, deformations_size * 2.f, deformation_intensity, deformation_intensity_variation, 1, 1.f - deformation_probability * 0.100000001f, true, vmat_transform(texture_translate, texture_rotate, texture_rescale, ::base::texture_coordinate_uvw, uv_space_index), float2(deformations_density), float2(1.f), 0.f, 0.25f, deformations_size_variation * 0.600000024f, false, false, 0.f, seed + 11), 0.099999994f, ::base::file_texture(warp_direction_noise_tex, color(0.f, 0.f, 0.f), color(1.f, 1.f, 1.f), ::base::mono_average, vmat_transform(texture_translate, texture_rotate, texture_rescale, ::base::texture_coordinate_uvw, uv_space_index), float2(0.f, 1.f), float2(0.f, 1.f), ::tex::wrap_repeat, ::tex::wrap_repeat, false).mono * 3.1415f, vmat_transform(texture_translate, texture_rotate, texture_rescale, ::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)[0], 1.f, ::math::lerp(0.389999986f, 0.0799999982f, fibers_shininess)), histogram_range(float3(::base::file_texture(rough_ao_mask_tex, color(0.f, 0.f, 0.f), color(1.f, 1.f, 1.f), ::base::mono_alpha, warped_coordinate(scatter_atlas_grayscale(warps_tex, texture_2d(), blue_noise_tex, 2, 0, 4, deformations_size * 2.f, deformation_intensity, deformation_intensity_variation, 1, 1.f - deformation_probability * 0.100000001f, true, vmat_transform(texture_translate, texture_rotate, texture_rescale, ::base::texture_coordinate_uvw, uv_space_index), float2(deformations_density), float2(1.f), 0.f, 0.25f, deformations_size_variation * 0.600000024f, false, false, 0.f, seed + 11), 0.099999994f, ::base::file_texture(warp_direction_noise_tex, color(0.f, 0.f, 0.f), color(1.f, 1.f, 1.f), ::base::mono_average, vmat_transform(texture_translate, texture_rotate, texture_rescale, ::base::texture_coordinate_uvw, uv_space_index), float2(0.f, 1.f), float2(0.f, 1.f), ::tex::wrap_repeat, ::tex::wrap_repeat, false).mono * 3.1415f, vmat_transform(texture_translate, texture_rotate, texture_rescale, ::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)[0], 1.f, ::math::lerp(0.800000012f, 0.5f, fibers_shininess)) * ::math::min(1.f - ::math::smoothstep(0.50999999f, 0.539999962f, float3(::base::file_texture(rough_ao_mask_tex, color(0.f, 0.f, 0.f), color(1.f, 1.f, 1.f), ::base::mono_alpha, warped_coordinate(scatter_atlas_grayscale(warps_tex, texture_2d(), blue_noise_tex, 2, 0, 4, deformations_size * 2.f, deformation_intensity, deformation_intensity_variation, 1, 1.f - deformation_probability * 0.100000001f, true, vmat_transform(texture_translate, texture_rotate, texture_rescale, ::base::texture_coordinate_uvw, uv_space_index), float2(deformations_density), float2(1.f), 0.f, 0.25f, deformations_size_variation * 0.600000024f, false, false, 0.f, seed + 11), 0.099999994f, ::base::file_texture(warp_direction_noise_tex, color(0.f, 0.f, 0.f), color(1.f, 1.f, 1.f), ::base::mono_average, vmat_transform(texture_translate, texture_rotate, texture_rescale, ::base::texture_coordinate_uvw, uv_space_index), float2(0.f, 1.f), float2(0.f, 1.f), ::tex::wrap_repeat, ::tex::wrap_repeat, false).mono * 3.1415f, vmat_transform(texture_translate, texture_rotate, texture_rescale, ::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)[2]), ::math::smoothstep(0.340000004f, 0.389999986f, float3(::base::file_texture(rough_ao_mask_tex, color(0.f, 0.f, 0.f), color(1.f, 1.f, 1.f), ::base::mono_alpha, warped_coordinate(scatter_atlas_grayscale(warps_tex, texture_2d(), blue_noise_tex, 2, 0, 4, deformations_size * 2.f, deformation_intensity, deformation_intensity_variation, 1, 1.f - deformation_probability * 0.100000001f, true, vmat_transform(texture_translate, texture_rotate, texture_rescale, ::base::texture_coordinate_uvw, uv_space_index), float2(deformations_density), float2(1.f), 0.f, 0.25f, deformations_size_variation * 0.600000024f, false, false, 0.f, seed + 11), 0.099999994f, ::base::file_texture(warp_direction_noise_tex, color(0.f, 0.f, 0.f), color(1.f, 1.f, 1.f), ::base::mono_average, vmat_transform(texture_translate, texture_rotate, texture_rescale, ::base::texture_coordinate_uvw, uv_space_index), float2(0.f, 1.f), float2(0.f, 1.f), ::tex::wrap_repeat, ::tex::wrap_repeat, false).mono * 3.1415f, vmat_transform(texture_translate, texture_rotate, texture_rescale, ::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)[2]))), ::math::max(::math::smoothstep(0.790000021f, 0.791000009f, float3(::base::file_texture(rough_ao_mask_tex, color(0.f, 0.f, 0.f), color(1.f, 1.f, 1.f), ::base::mono_alpha, warped_coordinate(scatter_atlas_grayscale(warps_tex, texture_2d(), blue_noise_tex, 2, 0, 4, deformations_size * 2.f, deformation_intensity, deformation_intensity_variation, 1, 1.f - deformation_probability * 0.100000001f, true, vmat_transform(texture_translate, texture_rotate, texture_rescale, ::base::texture_coordinate_uvw, uv_space_index), float2(deformations_density), float2(1.f), 0.f, 0.25f, deformations_size_variation * 0.600000024f, false, false, 0.f, seed + 11), 0.099999994f, ::base::file_texture(warp_direction_noise_tex, color(0.f, 0.f, 0.f), color(1.f, 1.f, 1.f), ::base::mono_average, vmat_transform(texture_translate, texture_rotate, texture_rescale, ::base::texture_coordinate_uvw, uv_space_index), float2(0.f, 1.f), float2(0.f, 1.f), ::tex::wrap_repeat, ::tex::wrap_repeat, false).mono * 3.1415f, vmat_transform(texture_translate, texture_rotate, texture_rescale, ::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)[2]) * histogram_range(float3(::base::file_texture(rough_ao_mask_tex, color(0.f, 0.f, 0.f), color(1.f, 1.f, 1.f), ::base::mono_alpha, warped_coordinate(scatter_atlas_grayscale(warps_tex, texture_2d(), blue_noise_tex, 2, 0, 4, deformations_size * 2.f, deformation_intensity, deformation_intensity_variation, 1, 1.f - deformation_probability * 0.100000001f, true, vmat_transform(texture_translate, texture_rotate, texture_rescale, ::base::texture_coordinate_uvw, uv_space_index), float2(deformations_density), float2(1.f), 0.f, 0.25f, deformations_size_variation * 0.600000024f, false, false, 0.f, seed + 11), 0.099999994f, ::base::file_texture(warp_direction_noise_tex, color(0.f, 0.f, 0.f), color(1.f, 1.f, 1.f), ::base::mono_average, vmat_transform(texture_translate, texture_rotate, texture_rescale, ::base::texture_coordinate_uvw, uv_space_index), float2(0.f, 1.f), float2(0.f, 1.f), ::tex::wrap_repeat, ::tex::wrap_repeat, false).mono * 3.1415f, vmat_transform(texture_translate, texture_rotate, texture_rescale, ::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)[0], 1.f, ::math::lerp(0.800000012f, 0.5f, fibers_shininess)), histogram_range(float3(::base::file_texture(rough_ao_mask_tex, color(0.f, 0.f, 0.f), color(1.f, 1.f, 1.f), ::base::mono_alpha, warped_coordinate(scatter_atlas_grayscale(warps_tex, texture_2d(), blue_noise_tex, 2, 0, 4, deformations_size * 2.f, deformation_intensity, deformation_intensity_variation, 1, 1.f - deformation_probability * 0.100000001f, true, vmat_transform(texture_translate, texture_rotate, texture_rescale, ::base::texture_coordinate_uvw, uv_space_index), float2(deformations_density), float2(1.f), 0.f, 0.25f, deformations_size_variation * 0.600000024f, false, false, 0.f, seed + 11), 0.099999994f, ::base::file_texture(warp_direction_noise_tex, color(0.f, 0.f, 0.f), color(1.f, 1.f, 1.f), ::base::mono_average, vmat_transform(texture_translate, texture_rotate, texture_rescale, ::base::texture_coordinate_uvw, uv_space_index), float2(0.f, 1.f), float2(0.f, 1.f), ::tex::wrap_repeat, ::tex::wrap_repeat, false).mono * 3.1415f, vmat_transform(texture_translate, texture_rotate, texture_rescale, ::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)[0], 1.f, ::math::lerp(0.389999986f, 0.0799999982f, fibers_shininess)) * ::math::min(1.f - ::math::smoothstep(0.50999999f, 0.539999962f, float3(::base::file_texture(rough_ao_mask_tex, color(0.f, 0.f, 0.f), color(1.f, 1.f, 1.f), ::base::mono_alpha, warped_coordinate(scatter_atlas_grayscale(warps_tex, texture_2d(), blue_noise_tex, 2, 0, 4, deformations_size * 2.f, deformation_intensity, deformation_intensity_variation, 1, 1.f - deformation_probability * 0.100000001f, true, vmat_transform(texture_translate, texture_rotate, texture_rescale, ::base::texture_coordinate_uvw, uv_space_index), float2(deformations_density), float2(1.f), 0.f, 0.25f, deformations_size_variation * 0.600000024f, false, false, 0.f, seed + 11), 0.099999994f, ::base::file_texture(warp_direction_noise_tex, color(0.f, 0.f, 0.f), color(1.f, 1.f, 1.f), ::base::mono_average, vmat_transform(texture_translate, texture_rotate, texture_rescale, ::base::texture_coordinate_uvw, uv_space_index), float2(0.f, 1.f), float2(0.f, 1.f), ::tex::wrap_repeat, ::tex::wrap_repeat, false).mono * 3.1415f, vmat_transform(texture_translate, texture_rotate, texture_rescale, ::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)[2]), ::math::smoothstep(0.340000004f, 0.389999986f, float3(::base::file_texture(rough_ao_mask_tex, color(0.f, 0.f, 0.f), color(1.f, 1.f, 1.f), ::base::mono_alpha, warped_coordinate(scatter_atlas_grayscale(warps_tex, texture_2d(), blue_noise_tex, 2, 0, 4, deformations_size * 2.f, deformation_intensity, deformation_intensity_variation, 1, 1.f - deformation_probability * 0.100000001f, true, vmat_transform(texture_translate, texture_rotate, texture_rescale, ::base::texture_coordinate_uvw, uv_space_index), float2(deformations_density), float2(1.f), 0.f, 0.25f, deformations_size_variation * 0.600000024f, false, false, 0.f, seed + 11), 0.099999994f, ::base::file_texture(warp_direction_noise_tex, color(0.f, 0.f, 0.f), color(1.f, 1.f, 1.f), ::base::mono_average, vmat_transform(texture_translate, texture_rotate, texture_rescale, ::base::texture_coordinate_uvw, uv_space_index), float2(0.f, 1.f), float2(0.f, 1.f), ::tex::wrap_repeat, ::tex::wrap_repeat, false).mono * 3.1415f, vmat_transform(texture_translate, texture_rotate, texture_rescale, ::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)[2]))), color(1.f, 1.f, 1.f), ::state::texture_tangent_u(0), ::df::scatter_reflect, ""), ::df::diffuse_reflection_bsdf(nvidia::core_definitions::blend_colors(color(histogram_range(float3(::base::file_texture(rough_ao_mask_tex, color(0.f, 0.f, 0.f), color(1.f, 1.f, 1.f), ::base::mono_alpha, warped_coordinate(scatter_atlas_grayscale(warps_tex, texture_2d(), blue_noise_tex, 2, 0, 4, deformations_size * 2.f, deformation_intensity, deformation_intensity_variation, 1, 1.f - deformation_probability * 0.100000001f, true, vmat_transform(texture_translate, texture_rotate, texture_rescale, ::base::texture_coordinate_uvw, uv_space_index), float2(deformations_density), float2(1.f), 0.f, 0.25f, deformations_size_variation * 0.600000024f, false, false, 0.f, seed + 11), 0.099999994f, ::base::file_texture(warp_direction_noise_tex, color(0.f, 0.f, 0.f), color(1.f, 1.f, 1.f), ::base::mono_average, vmat_transform(texture_translate, texture_rotate, texture_rescale, ::base::texture_coordinate_uvw, uv_space_index), float2(0.f, 1.f), float2(0.f, 1.f), ::tex::wrap_repeat, ::tex::wrap_repeat, false).mono * 3.1415f, vmat_transform(texture_translate, texture_rotate, texture_rescale, ::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)[0], 1.f, diffuse_brightness)), fiberglass_tint, ::base::color_layer_multiply, 1.f).tint, 0.f, ""), ::state::normal()), ::state::normal()), 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), ::math::min(::math::smoothstep(0.0299999993f, 0.0309999995f, float3(::base::file_texture(rough_ao_mask_tex, color(0.f, 0.f, 0.f), color(1.f, 1.f, 1.f), ::base::mono_alpha, warped_coordinate(scatter_atlas_grayscale(warps_tex, texture_2d(), blue_noise_tex, 2, 0, 4, deformations_size * 2.f, deformation_intensity, deformation_intensity_variation, 1, 1.f - deformation_probability * 0.100000001f, true, vmat_transform(texture_translate, texture_rotate, texture_rescale, ::base::texture_coordinate_uvw, uv_space_index), float2(deformations_density), float2(1.f), 0.f, 0.25f, deformations_size_variation * 0.600000024f, false, false, 0.f, seed + 11), 0.099999994f, ::base::file_texture(warp_direction_noise_tex, color(0.f, 0.f, 0.f), color(1.f, 1.f, 1.f), ::base::mono_average, vmat_transform(texture_translate, texture_rotate, texture_rescale, ::base::texture_coordinate_uvw, uv_space_index), float2(0.f, 1.f), float2(0.f, 1.f), ::tex::wrap_repeat, ::tex::wrap_repeat, false).mono * 3.1415f, vmat_transform(texture_translate, texture_rotate, texture_rescale, ::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)[2]), 1.f - scatter_atlas_grayscale(tears_tex, texture_2d(), blue_noise_tex, 2, 0, 4, tearings_size * 2.f, 1.f, 0.f, 1, 1.f - tearing_probability * 0.100000001f, true, warped_coordinate(scatter_atlas_grayscale(warps_tex, texture_2d(), blue_noise_tex, 2, 0, 4, deformations_size * 2.f, deformation_intensity, deformation_intensity_variation, 1, 1.f - deformation_probability * 0.100000001f, true, vmat_transform(texture_translate, texture_rotate, texture_rescale, ::base::texture_coordinate_uvw, uv_space_index), float2(deformations_density), float2(1.f), 0.f, 0.25f, deformations_size_variation * 0.600000024f, false, false, 0.f, seed + 11), 0.099999994f, ::base::file_texture(warp_direction_noise_tex, color(0.f, 0.f, 0.f), color(1.f, 1.f, 1.f), ::base::mono_average, vmat_transform(texture_translate, texture_rotate, texture_rescale, ::base::texture_coordinate_uvw, uv_space_index), float2(0.f, 1.f), float2(0.f, 1.f), ::tex::wrap_repeat, ::tex::wrap_repeat, false).mono * 3.1415f, vmat_transform(texture_translate, texture_rotate, texture_rescale, ::base::texture_coordinate_uvw, uv_space_index)), float2(tearings_density), float2(1.f), tearings_rotation, tearings_rotation_randomization, tearing_size_variation * 0.600000024f, false, false, 0.f, seed + 10)), add_detail_normal(::base::file_bump_texture(bump_tex, fibers_bump_strength, ::base::mono_average, warped_coordinate(scatter_atlas_grayscale(warps_tex, texture_2d(), blue_noise_tex, 2, 0, 4, deformations_size * 2.f, deformation_intensity, deformation_intensity_variation, 1, 1.f - deformation_probability * 0.100000001f, true, vmat_transform(texture_translate, texture_rotate, texture_rescale, ::base::texture_coordinate_uvw, uv_space_index), float2(deformations_density), float2(1.f), 0.f, 0.25f, deformations_size_variation * 0.600000024f, false, false, 0.f, seed + 11), 0.099999994f, ::base::file_texture(warp_direction_noise_tex, color(0.f, 0.f, 0.f), color(1.f, 1.f, 1.f), ::base::mono_average, vmat_transform(texture_translate, texture_rotate, texture_rescale, ::base::texture_coordinate_uvw, uv_space_index), float2(0.f, 1.f), float2(0.f, 1.f), ::tex::wrap_repeat, ::tex::wrap_repeat, false).mono * 3.1415f, vmat_transform(texture_translate, texture_rotate, texture_rescale, ::base::texture_coordinate_uvw, uv_space_index)), float2(0.f, 1.f), float2(0.f, 1.f), ::tex::wrap_repeat, ::tex::wrap_repeat, ::state::normal(), false), add_detail_normal(::base::tangent_space_normal_texture(fiber_norm_tex, weaving_bump_strength, false, false, warped_coordinate(scatter_atlas_grayscale(warps_tex, texture_2d(), blue_noise_tex, 2, 0, 4, deformations_size * 2.f, deformation_intensity, deformation_intensity_variation, 1, 1.f - deformation_probability * 0.100000001f, true, vmat_transform(texture_translate, texture_rotate, texture_rescale, ::base::texture_coordinate_uvw, uv_space_index), float2(deformations_density), float2(1.f), 0.f, 0.25f, deformations_size_variation * 0.600000024f, false, false, 0.f, seed + 11), 0.099999994f, ::base::file_texture(warp_direction_noise_tex, color(0.f, 0.f, 0.f), color(1.f, 1.f, 1.f), ::base::mono_average, vmat_transform(texture_translate, texture_rotate, texture_rescale, ::base::texture_coordinate_uvw, uv_space_index), float2(0.f, 1.f), float2(0.f, 1.f), ::tex::wrap_repeat, ::tex::wrap_repeat, false).mono * 3.1415f, vmat_transform(texture_translate, texture_rotate, texture_rescale, ::base::texture_coordinate_uvw, uv_space_index)), float2(0.f, 1.f), float2(0.f, 1.f), ::tex::wrap_repeat, ::tex::wrap_repeat, false, 1.f, 0.f), normalmap_normal(waves_norm_tex, scatter_grayscale(kernel_tex, texture_2d(), blue_noise_tex, bumps_kernel_size * 3.f, 1.f, bumps_dents_intensity_variation, 3, 1.f - bumps_and_dents_probability * 0.200000003f, true, vmat_transform(texture_translate, texture_rotate, texture_rescale, ::base::texture_coordinate_uvw, uv_space_index), float2(bumps_dents_density), float2(1.f, 0.98999995f), 0.f, 1.f, bumps_dents_size_variation * 0.600000024f, false, false, 0.f, seed) * bumps_dents_intensity, vmat_transform(texture_translate, texture_rotate, texture_rescale * (bumps_waves_size * 3.f + 0.25f), ::base::texture_coordinate_uvw, uv_space_index))))); | |
| hair_bsdf tmp6 = hair_bsdf(); | |
| } in | |
| material( | |
| thin_walled: tmp0, | |
| surface: tmp1, | |
| backface: tmp2, | |
| ior: tmp3, | |
| volume: tmp4, | |
| geometry: tmp5, | |
| hair: tmp6); | |
| export material Fiberglass_Bumpy_Imperfections(*) | |
| [[ | |
| ::anno::description("A fiberglass material with adjustable imperfections such as bumps, warps and tears."), | |
| ::anno::display_name("Fiberglass with Bumpy Imperfections"), | |
| ::anno::copyright_notice(COPYRIGHT), | |
| ::anno::thumbnail("./.thumbs/Fiberglass_Imperfections.Fiberglass_Bumpy_Imperfections.png"), | |
| ::anno::key_words(string[]("fiber", "fiberglass", "artificial", "design", "fabric", "mesh", "woven", "synthetic", "imperfection", "bumped", "bumpy", "white")), | |
| ::anno::author("NVIDIA vMaterials"), | |
| ::anno::contributor("Ruediger Raab"), | |
| ::anno::contributor("Maik Rohland") | |
| ]] = Fiberglass_Imperfections( | |
| seed: 14, | |
| fibers_shininess: 0.5f, | |
| fiberglass_tint: color(0.812241f, 0.932277f, 0.957370f), | |
| weaving_bump_strength: 0.75f, | |
| fibers_bump_strength: 1.0f, | |
| specular_weight: 1.0f, | |
| diffuse_brightness: 0.75f, | |
| diffuse_transmission_weight: 0.21f, | |
| bumps_and_dents_probability: 0.95f, | |
| bumps_dents_density: 5.5f, | |
| bumps_kernel_size: 1.0f, | |
| bumps_waves_size: 0.7f, | |
| bumps_dents_size_variation: 0.9f, | |
| bumps_dents_intensity: 1.0f, | |
| bumps_dents_intensity_variation: 1.0f, | |
| deformation_probability: 0.0f, | |
| deformations_density: 5.0f, | |
| deformations_size: 1.0f, | |
| deformations_size_variation: 0.25f, | |
| deformation_intensity: 0.31f, | |
| deformation_intensity_variation: 1.0f, | |
| tearing_probability: 0.0f, | |
| tearings_density: 2.8f, | |
| tearings_size: 1.0f, | |
| tearing_size_variation: 0.36, | |
| tearings_rotation: 0.0f, | |
| tearings_rotation_randomization: 0.0f, | |
| texture_translate: float2(0.0f), | |
| texture_rotate: 0.0f, | |
| texture_scale: float2(1.0f), | |
| uv_space_index: 0 | |
| ); | |
| export material Fiberglass_Torn_Imperfections(*) | |
| [[ | |
| ::anno::description("A fiberglass material with adjustable imperfections such as bumps, warps and tears."), | |
| ::anno::display_name("Fiberglass with Torn Imperfections"), | |
| ::anno::copyright_notice(COPYRIGHT), | |
| ::anno::thumbnail("./.thumbs/Fiberglass_Imperfections.Fiberglass_Torn_Imperfections.png"), | |
| ::anno::key_words(string[]("fiber", "fiberglass", "artificial", "design", "fabric", "mesh", "woven", "synthetic", "imperfection", "torn", "white")), | |
| ::anno::author("NVIDIA vMaterials"), | |
| ::anno::contributor("Ruediger Raab"), | |
| ::anno::contributor("Maik Rohland") | |
| ]] = Fiberglass_Imperfections( | |
| seed: 14, | |
| fibers_shininess: 0.5f, | |
| fiberglass_tint: color(0.812241f, 0.932277f, 0.957370f), | |
| weaving_bump_strength: 0.75f, | |
| fibers_bump_strength: 1.0f, | |
| specular_weight: 1.0f, | |
| diffuse_brightness: 0.75f, | |
| diffuse_transmission_weight: 0.21f, | |
| bumps_and_dents_probability: 0.0f, | |
| bumps_dents_density: 4.5f, | |
| bumps_kernel_size: 1.0f, | |
| bumps_waves_size: 0.7f, | |
| bumps_dents_size_variation: 0.9f, | |
| bumps_dents_intensity: 1.0f, | |
| bumps_dents_intensity_variation: 1.0f, | |
| deformation_probability: 0.0f, | |
| deformations_density: 5.0f, | |
| deformations_size: 1.0f, | |
| deformations_size_variation: 0.25f, | |
| deformation_intensity: 0.31f, | |
| deformation_intensity_variation: 1.0f, | |
| tearing_probability: 0.47f, | |
| tearings_density: 3.15f, | |
| tearings_size: 1.0f, | |
| tearing_size_variation: 0.36, | |
| tearings_rotation: 0.0f, | |
| tearings_rotation_randomization: 0.0f, | |
| texture_translate: float2(0.0f), | |
| texture_rotate: 0.0f, | |
| texture_scale: float2(1.0f), | |
| uv_space_index: 0 | |
| ); | |
| export material Fiberglass_Warped_Imperfections(*) | |
| [[ | |
| ::anno::description("A fiberglass material with adjustable imperfections such as bumps, warps and tears."), | |
| ::anno::display_name("Fiberglass with Warped Imperfections"), | |
| ::anno::copyright_notice(COPYRIGHT), | |
| ::anno::thumbnail("./.thumbs/Fiberglass_Imperfections.Fiberglass_Warped_Imperfections.png"), | |
| ::anno::key_words(string[]("fiber", "fiberglass", "artificial", "design", "fabric", "mesh", "woven", "synthetic", "imperfection", "warped", "white")), | |
| ::anno::author("NVIDIA vMaterials"), | |
| ::anno::contributor("Ruediger Raab"), | |
| ::anno::contributor("Maik Rohland") | |
| ]] = Fiberglass_Imperfections( | |
| seed: 14, | |
| fibers_shininess: 0.5f, | |
| fiberglass_tint: color(0.812241f, 0.932277f, 0.957370f), | |
| weaving_bump_strength: 0.75f, | |
| fibers_bump_strength: 1.0f, | |
| specular_weight: 1.0f, | |
| diffuse_brightness: 0.75f, | |
| diffuse_transmission_weight: 0.21f, | |
| bumps_and_dents_probability: 0.0f, | |
| bumps_dents_density: 4.5f, | |
| bumps_kernel_size: 1.0f, | |
| bumps_waves_size: 0.7f, | |
| bumps_dents_size_variation: 0.9f, | |
| bumps_dents_intensity: 1.0f, | |
| bumps_dents_intensity_variation: 1.0f, | |
| deformation_probability: 0.84f, | |
| deformations_density: 4.89f, | |
| deformations_size: 1.0f, | |
| deformations_size_variation: 0.25f, | |
| deformation_intensity: 0.31f, | |
| deformation_intensity_variation: 1.0f, | |
| tearing_probability: 0.47f, | |
| tearings_density: 3.15f, | |
| tearings_size: 1.0f, | |
| tearing_size_variation: 0.36, | |
| tearings_rotation: 0.0f, | |
| tearings_rotation_randomization: 0.0f, | |
| texture_translate: float2(0.0f), | |
| texture_rotate: 0.0f, | |
| texture_scale: float2(1.0f), | |
| uv_space_index: 0 | |
| ); |