| /****************************************************************************** |
| * 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 |
| ); |
