AVSim/simulation-package

1/******************************************************************************2<<<<<<< .mine3 *	 Copyright 2024 NVIDIA Corporation.  All rights reserved.	 *4||||||| .r3747485 *          Copyright 2023 NVIDIA Corporation. All rights reserved.           *6=======7 *          Copyright 2024 NVIDIA Corporation. All rights reserved.           *8>>>>>>> .r3767839 ******************************************************************************10 11Permission is hereby granted by NVIDIA Corporation ("NVIDIA"), free of charge,12to any person obtaining a copy of the sample definition code that uses our 13Material Definition Language (the "MDL Materials"), to reproduce and distribute14the MDL Materials, including without limitation the rights to use, copy, merge,15publish, distribute, and sell modified and unmodified copies of the MDL 16Materials, and to permit persons to whom the MDL Materials is furnished to do17so, in all cases solely for use with NVIDIA's Material Definition Language,18subject to the following further conditions:19 201. The above copyright notices, this list of conditions, and the disclaimer21that follows shall be retained in all copies of one or more of the MDL22Materials, including in any software with which the MDL Materials are bundled,23redistributed, and/or sold, and included either as stand-alone text files,24human-readable headers or in the appropriate machine-readable metadata fields25within text or binary files as long as those fields can be easily viewed by the26user, as applicable.272. The name of NVIDIA shall not be used to promote, endorse or advertise any 28Modified Version without specific prior written permission, except a) to comply29 with the notice requirements otherwise contained herein; or b) to acknowledge30the contribution(s) of NVIDIA.31 32THE MDL MATERIALS ARE PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS33OR IMPLIED, INCLUDING BUT NOT LIMITED TO ANY WARRANTIES OF MERCHANTABILITY,34FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF COPYRIGHT, PATENT,35TRADEMARK, OR OTHER RIGHT. IN NO EVENT SHALL NVIDIA CORPORATION BE LIABLE FOR 36ANY CLAIM, DAMAGES OR OTHER LIABILITY, INCLUDING ANY GENERAL, SPECIAL, 37INDIRECT, INCIDENTAL, OR CONSEQUENTIAL DAMAGES, WHETHER IN AN ACTION OF 38CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF THE USE OR INABILITY TO USE39THE MDL MATERIALS OR FROM OTHER DEALINGS IN THE MDL MATERIALS.40*/41 42 43mdl 1.7;44 45import ::anno::*;46import ::base::*;47import ::df::*;48import ::math::*;49import ::state::*;50import ::tex::*;51import ::nvidia::core_definitions::*;52 53const string COPYRIGHT = 54" Copyright 2024 NVIDIA Corporation. All rights reserved.\n"55" MDL MATERIALS ARE PROVIDED PURSUANT TO AN END USER LICENSE  AGREEMENT,\n"56" WHICH WAS ACCEPTED IN ORDER TO GAIN ACCESS TO THIS FILE.  IN PARTICULAR,\n" 57" THE MDL MATERIALS ARE PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND,\n"58" EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO ANY WARRANTIES OF\n"59" MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF\n" 60" COPYRIGHT, PATENT, TRADEMARK, OR OTHER RIGHT. IN NO EVENT SHALL NVIDIA\n"61" CORPORATION BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, INCLUDING ANY\n"62" GENERAL, SPECIAL,  INDIRECT, INCIDENTAL, OR CONSEQUENTIAL DAMAGES, WHETHER IN\n"63" AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF THE USE OR\n"64" INABILITY TO USE THE MDL MATERIALS OR FROM OTHER DEALINGS IN THE MDL MATERIALS.\n";65 66 67enum unit_scale{68	unit_mm = 1,69	unit_cm = 2,70	unit_m = 371};72 73float histogram_range(float input, float range = 1.0f, float position = 0.5f)74{	75	float low = ::math::clamp(1.0 - ::math::min(((1.0 - position) + range * 0.5), (1.0 - position) * 2), 0.0, 1.0);76	float high = ::math::clamp(math::min((position + range * 0.5 ), position * 2.0), 0.0, 1.0);77	return ::math::lerp(low, high, input);78}79 80float remap_xy_to_0_1(float input, float x, float y)81{82	return (input - x)/(y - x);83}84 85float histogram_scan_small(float input, float width, float position)86{	87	return ::math::clamp(88				remap_xy_to_0_1(input,89								position * (1.0f - width), // special case of ::math::lerp(0.0, 1.0 - width, position),90								::math::lerp(width, 1.0 , position)),91				0.0,92				1.0);93}94 95struct volume_info{96	color absorption_coefficient;97	color scattering_coefficient;98};99 100 101volume_info volume_transmittance_albedo(102	float density_scale = 1.0,103	color transmittance = color(0.5f), // transmittance color after unit distance104	color albedo = color(1.0f)105)106[[107	anno::noinline()108]]109{110	color sigma_t = -math::log(math::saturate(transmittance)) * density_scale;111	color sigma_s = sigma_t * ::math::saturate(albedo);112	return volume_info(113		scattering_coefficient: sigma_s,114		absorption_coefficient: sigma_t - sigma_s);115}116 117volume_info custom_volume_transmittance(118	unit_scale unit_scale_select = unit_mm,119	float absorption_thickness = 3.0f,120	color transmittance = color(0.5f),121	color albedo = color(0.0f)122)123{124	absorption_thickness = (absorption_thickness <= 0.0f) ? 0.00001 : absorption_thickness;125	float scalefactor;126	switch(unit_scale_select){127		case unit_mm: scalefactor = 0.001f; break;128		case unit_cm: scalefactor = 0.01f; break;129		case unit_m: scalefactor = 1.0f; break;130		default: scalefactor = 1.0f;131	}132	133	134	135	volume_info vol_coefficients = volume_transmittance_albedo(136												density_scale: 1.0f/(absorption_thickness * scalefactor),137												transmittance: transmittance,138												albedo: albedo139	);140	141	return vol_coefficients;142}143 144float3 rgb2hsl(float3 c)145[[146	::anno::description("Converts a color value to HSL. The function outputs the hue to \n"147						"lie in the range from 0.0-1.0."),148	::anno::author("NVIDIA vMaterials")149]]150{151	float3 hsl;152	float cMax = ::math::max(::math::max(c.x, c.y), c.z);153	float cMin = ::math::min(::math::min(c.x, c.y), c.z);154	float delta = cMax - cMin;155	156	hsl.z = (cMax + cMin) / 2.0;	157	hsl.x = ((cMax == cMin) ? 0 :158		(cMax == c.x) ? (c.y - c.z) / delta + ((c.z > c.y) ? 6.0f : 0.0f):159		(cMax == c.y) ? (c.z - c.x) / delta + 2.0 : (c.x - c.y) / delta + 4.0) / 6.0f;160	hsl.y = (hsl.z == 0.0 || hsl.z == 1.0) ? 0.0 : delta / (1.0 - ::math::abs(2.0 * hsl.z - 1.0));161	return hsl;162}163 164 165// converts a HSL value back to a color166// The Hue is expected to lie in the range 167float f_n(float n, float a,  float h, float l) {168	float k = ::math::fmod(n + h * 12.f, 12.f);169	170	return l - a * ::math::max(-1.0f, ::math::min(::math::min(k-3.0f, 9.0f-k), 1.0f));171}172 173color hsl2rgb(float3 hsl)174[[175	::anno::description("Converts a HSL value back to a color. Note that the hue is expected to \n"176						"lie in the range from 0.0-1.0."),177	::anno::author("NVIDIA vMaterials")178]]179{180	float h = hsl.x, s = hsl.y, l = hsl.z;181	float a = s * ::math::min(l, 1.0f - l);182	return color(f_n(0.0, a, h, l),183				f_n(8.0, a, h, l),184				f_n(4.0, a, h, l));	185}186 187struct vm_coordinates{188	float2 uv;			// UV coordinates stored as a simple float2189	float rotation;		// The rotation is stored in radiands (not degress), to convert use ((rotation* 3.1415926535897932384626433832f) / 180.f)190	int uv_space_index;	// The UV space Index from which the UV data came from191	float4 carry;		// may carry additional data, such as random IDs192};193 194struct vm_3float{195	float x;196	float y;197	float z;198};199 200enum vm_mono_select 201[[202	anno::description("Modes for the creation of a gray-scale value from a color."),203	anno::hidden()204]]205{206	mono_r = 0,207	mono_g = 1,208	mono_b = 2,209	mono_a = 3,210	mono_average = 4211};212 213vm_coordinates vm_coord214(215	float2 translation	= float2(0.0f, 0.0) [[216		::anno::display_name("Translation"),217		::anno::description("Translates the coordinates.")218	]],219	float rotation 		= 0.0f [[220		::anno::display_name("Rotation"),221		::anno::description("Rotates the coordinates in degrees.")222	]],223	float2 scaling		= float2(1.0f, 1.0f) [[224		::anno::display_name("Scaling"),225		::anno::description("Scales the coordinates.")226	]],	227	uniform int uv_space = 0 [[228		::anno::display_name("UV Space"),229		::anno::description("Chose the UV space.")230	]]231)232[[233		::anno::display_name("vm Transform"),234		::anno::description("Generates coordinates to be used in vm_lookup functions.")235]]236{237	vm_coordinates uv;238	::base::texture_coordinate_info info = ::base::coordinate_source( ::base::texture_coordinate_uvw, uv_space);239	uv.rotation = (rotation * 3.1415926535897932384626433832f) / 180.f;240	uv.uv = float2(info.position.x, info.position.y);241	float sine   = ::math::sin(uv.rotation);242	float cosine = ::math::cos(uv.rotation);243	float2x2 rot = float2x2(cosine, -sine, sine, cosine);244	uv.uv = rot * uv.uv;245	uv.uv /= scaling;246	uv.uv += translation;247	// Translation before or after rotation?248	return uv;249}250 251vm_coordinates vm_coord_post_rotate(252	vm_coordinates uv = vm_coord()  [[253		::anno::display_name("VM Coordinates"),254		::anno::description("A set of vm coordinates.")255	]],256	float rotation = 0.0f  [[257		::anno::display_name("Rotation"),258		::anno::description("Rotates the coordinates in degrees.")259	]]260)261{262	float rot_rad = (rotation * 3.1415926535897932384626433832f) / 180.f; // track rotation263	float sine   = ::math::sin(rot_rad);264	float cosine = ::math::cos(rot_rad);265	float2x2 rot = float2x2(cosine, -sine, sine, cosine);266	267	uv.rotation += rot_rad;268	uv.uv = rot * uv.uv;269	return uv;270}271 272 273 274vm_coordinates vm_coord_post_scale(275	vm_coordinates uv = vm_coord(),276	float2 scale = float2(1.0f)277)278{279	uv.uv /= scale;280	return uv;281}282 283::base::texture_return vm_tex_lookup(284	uniform texture_2d tex,285	vm_coordinates uv = vm_coord(),286	uniform vm_mono_select mono_source = mono_a,287	float4 scale = float4(1.0f))288{289	float mono;290	float4 lookup = ::tex::lookup_float4(tex, uv.uv, ::tex::wrap_repeat, ::tex::wrap_repeat) * scale;291	switch( mono_source ) {292		case mono_r: mono = lookup.x;293			break;294		case mono_g: mono = lookup.y;295			break;296		case mono_b: mono = lookup.z;297			break;298		case mono_a: mono = lookup.w;299			break;300		case mono_average: mono = ::math::average(float3(lookup.x, lookup.y, lookup.z));301			break;302	}303	return ::base::texture_return(color(lookup.x, lookup.y, lookup.z), mono);304}305 306vm_3float vm_tex_lookup_3float(307	uniform texture_2d tex,308	vm_coordinates uv = vm_coord(),309	float3 scale = float3(1.0f))310{311	vm_3float ret;312	float3 lookup = ::tex::lookup_float3(tex, uv.uv, ::tex::wrap_repeat, ::tex::wrap_repeat) * scale;313	ret.x = lookup.x;314	ret.y = lookup.y;315	ret.z = lookup.z;316	return ret;317}318 319float3 vm_tex_normal_lookup_2x(320	uniform texture_2d tex_a,321	uniform texture_2d tex_b,322	vm_coordinates uv_a = vm_coord(),323	vm_coordinates uv_b = vm_coord(),324	float strength_a = 1.0f,325	float strength_b = 1.0f,326	bool use_coord_a_only = false	// when set to 'false, tex_b share coordinates from 'uv_a'327)328{329	float rot_a = uv_a.rotation;330	float rot_b = use_coord_a_only ? uv_a.rotation : uv_b.rotation;331	uv_b.uv = use_coord_a_only ? uv_a.uv : uv_b.uv;332	333	// Lookup and convert normal textures a and b to -1 ... 1 range334	float3 norm_a = (::tex::lookup_float3(tex_a, uv_a.uv, ::tex::wrap_repeat, ::tex::wrap_repeat) - float3(.5f)) * 2.0f;335	norm_a = ::math::normalize(norm_a * float3(strength_a, strength_a, 1.0));336	float3 norm_b = (::tex::lookup_float3(tex_b, uv_b.uv, ::tex::wrap_repeat, ::tex::wrap_repeat) - float3(.5f)) * 2.0f;337	norm_b = ::math::normalize(norm_b * float3(strength_b, strength_b, 1.0));338	339	// if any rotation happened prior to the lookup, compensate for it340	norm_a = float3(::math::cos(rot_a) * norm_a.x - ::math::sin(rot_a) * norm_a.y,341					::math::sin(rot_a) * norm_a.x + ::math::cos(rot_a) * norm_a.y,342					norm_a.z);343	norm_b = float3(::math::cos(rot_b) * norm_b.x - ::math::sin(rot_b) * norm_b.y,344					::math::sin(rot_b) * norm_b.x + ::math::cos(rot_b) * norm_b.y,345					norm_b.z);346	347	// http://blog.selfshadow.com/publications/blending-in-detail/348	norm_a=norm_a + float3(0.,0.,1.);349	norm_b = norm_b *  float3(-1.,-1.,1.);350	float3 norm = norm_a*math::dot(norm_a, norm_b)/norm_a.z - norm_b;351	352	return norm.x * ::state::texture_tangent_u(uv_a.uv_space_index) +353			norm.y * ::state::texture_tangent_v(uv_a.uv_space_index) +354			norm.z * ::state::normal();355}356 357 358//359export material Turquoise(360    color transmission_color = color (0.296138f, 1.000000f, 0.904661) //( 0.2392157f , 0.8039216f , 0.7294118f)361    [[362        ::anno::display_name("Transmission Color"),363        ::anno::description("Color effect for transmission independent of thickness of the object."),364        ::anno::in_group("Appearance")365    ]],366    uniform color volume_color = color(0.009721f, 0.693872f, 0.693872f)  //( 0.001f , 0.01188235f , 0.01188235f)367    [[368        ::anno::display_name("Volume Color"),369        ::anno::description("Color effect for volume of the object reached at transmission distance."),370        ::anno::in_group("Appearance")371    ]],372    uniform color crack_color = color(0.023153f, 0.011612f, 0.001f) // ( 0.02352941f , 0.01176471f , 0.f)373    [[374        ::anno::display_name("Crack Color"),375        ::anno::description("Color of cracks."),376        ::anno::in_group("Appearance")377    ]],378    uniform color flake_color = color (1.000000f, 0.527115f, 0.001f) //( 1.f , 0.5294118f , 0.f)379    [[380        ::anno::display_name("Flake Color"),381        ::anno::description("Color of flakes."),382        ::anno::in_group("Appearance")383    ]],384    uniform float clarity =  .15f385    [[386        ::anno::display_name("Clarity"),387        ::anno::description("Use to adapt to size of object."),388        ::anno::soft_range(0.1,10.0),389        ::anno::in_group("Appearance")390    ]],391    uniform float flake_size = 1.f392    [[393        ::anno::display_name("Flake Size"),394        ::anno::description("Determines size of flakes (in mm)."),395        ::anno::in_group("Appearance")396    ]],397    uniform float flake_amount = 1.f398    [[399        ::anno::display_name("Flake Amount"),400        ::anno::description("Determines amount of visible flakes."),401        ::anno::soft_range(0.0,1.0),402        ::anno::in_group("Appearance")403    ]],404    uniform texture_2d crack_texture =  texture_2d ( "./textures/turquoise_crack_msk.png" , ::tex::gamma_srgb)405    [[406        ::anno::display_name("Crack Texture"),407        ::anno::description("Attach map of cracks here."),408        ::anno::in_group("Appearance")409    ]],410    uniform float3 texture_translate  =  float3 ( 0.f)411    [[412        ::anno::display_name("Translate"),413        ::anno::description("Controls the position of the texture."),414        ::anno::in_group("Transform")415    ]],416    uniform float texture_rotate = 0.f417    [[418        ::anno::display_name("Rotate"),419        ::anno::description("Rotate angle in degrees."),420        ::anno::in_group("Transform")421    ]],422    uniform float2 texture_scale =  float2 ( 1.f)423    [[424        ::anno::display_name("Scale"),425        ::anno::description("Larger numbers increase the texture size."),426        ::anno::in_group("Transform"),427		::nvidia::core_definitions::dimension(float2(1.0f, 1.0f))428    ]],429    uniform int uv_space_index = 0430    [[431        ::anno::display_name("UV Space Index"),432        ::anno::description("UV space index."),433        ::anno::hard_range(0,3),434        ::anno::in_group("Advanced")435    ]])436[[437    ::anno::display_name("Turquoise"),438    ::anno::description("Turquoise gem material (Default values based on 2cm stone size.)"),439    ::anno::author("NVIDIA vMaterials"),440	::anno::contributor("Rüdiger Raab"),441	::anno::contributor("Maik Rohland"),442    ::anno::copyright_notice(COPYRIGHT),443	::anno::thumbnail("./.thumbs/Turquoise.Turquoise.png"),444	::anno::hidden(),445	::anno::key_words(string[]("gem", "jewelry", "gemstone", "transmissive", "new", "design", "turquoise", "cool"))446]]= 447::nvidia::core_definitions::add_globalbump(448    base:  ::nvidia::core_definitions::blend(449        base:  ::nvidia::core_definitions::thick_translucent(450            transmission_color:  ::nvidia::core_definitions::perlin_noise_texture(451                color1:  transmission_color,452                color2:  color ( 1.f , 1.f , 1.f),453                object_space:  true,454                noise_levels:  3,455                absolute_noise:  false,456                noise_threshold_high:  1.f,457                noise_threshold_low:  0.f,458                scaling:  float3 ( 300.f , 300.f , 300.f),459                translation:  texture_translate,460                rotation:   float3 (texture_rotate,texture_rotate,texture_rotate),461                texture_space:  uv_space_index).tint,462            volume_color:  volume_color,463            volume_scattering:  0.99999f,464            roughness:  0.f,465            reflectivity:  1.f,466            base_thickness:  clarity * 0.1f,467            normal:  ::state::normal (),468            ior:  1.65f),469        blend:  ::nvidia::core_definitions::apply_metallicflakes(470            base:  ::nvidia::core_definitions::flex_material(471                base_color:  crack_color,472                diffuse_roughness:  0.f,473                is_metal:  false,474                reflectivity:  0.3f,475                reflection_roughness:  0.2f,476                anisotropy:  0.f,477                anisotropy_rotation:  0.f,478                transparency:  0.f,479                transmission_color:  color ( 1.f , 1.f , 1.f),480                volume_color:  color ( 1.f , 1.f , 1.f),481                transmission_roughness:  0.f,482                base_thickness:  clarity * 0.1f,483                ior:  1.5f,484                thin_walled:  false,485                normal:  ::state::normal ()),486            flake_color:  flake_color,487            roughness:  0.f,488            size:  flake_size *  0.1f,489            amount:  flake_amount *  0.15f,490            opacity:  0.5f,491            bump:  1.f),492        weight:  ::nvidia::core_definitions::file_texture(493            texture:  crack_texture,494            mono_source:  ::base::mono_average,495            brightness:  1.f,496            contrast:  1.f,497            scaling:  1.f / texture_scale,498            translation:   float2 (texture_translate.x, texture_translate.y) ,499            rotation:  texture_rotate,500            clip:  false,501            texture_space:  uv_space_index,502            invert:  false).mono),503    normal:  ::nvidia::core_definitions::file_bump_texture(504        texture:  crack_texture,505        bump_source:  ::base::mono_luminance,506        scaling:  1.f / texture_scale,507        translation:   float2 (texture_translate.x, texture_translate.y) ,508        rotation:  texture_rotate,509        clip:  false,510        factor:  -0.2f,511        texture_space:  uv_space_index));512 513 514export material Turquoise_Mineral(515	float turquoise_tint = 1.0f [[516		::anno::description("Adjusts the color of the mineral from greenish to blueish."),517		::anno::display_name("Tint"),518		::anno::in_group("Appearance"),519		::anno::soft_range(0.f, 1.f),520		::anno::hard_range(0.f, 1.f),521		::anno::ui_order(0)522	]],523	float diffuse_brightness = 0.6f [[524		::anno::description("Adjusts the lightness of the material."),525		::anno::display_name("Brightness"),526		::anno::in_group("Appearance"),527		::anno::soft_range(0.f, 1.f),528		::anno::hard_range(0.f, 1.f),529		::anno::ui_order(1)530	]],531	float polishing_roughness = 0.26f [[532		::anno::description("Higher roughness values lead to bigger highlights and blurrier reflections."),533		::anno::display_name("Roughness"),534		::anno::in_group("Appearance"),535		::anno::soft_range(0.f, 1.f),536		::anno::hard_range(0.f, 1.f),537		::anno::ui_order(2)538	]],539	color veins_color = color(0.158961f, 0.090842f, 0.017642f) [[540		::anno::description("Adjusts the color of the veins."),541		::anno::display_name("Vein Color"),542		::anno::in_group("Appearance"),543		::anno::ui_order(3)544	]],545	float veins_big_amount = 1.f [[546		::anno::description("Controls the visibility of the large veins in the material."),547		::anno::display_name("Large Veins"),548		::anno::in_group("Appearance"),549		::anno::soft_range(0.f, 1.f),550		::anno::hard_range(0.f, 1.f),551		::anno::ui_order(4)552	]],553	float veins_small_amount = 0.52f [[554		::anno::description("Controls the visibility of the small veins in the material."),555		::anno::display_name("Small Veins"),556		::anno::in_group("Appearance"),557		::anno::soft_range(0.f, 1.f),558		::anno::hard_range(0.f, 1.f),559		::anno::ui_order(5)560	]],561	float veins_breakup = 0.f [[562		::anno::description("Breaks up the veins, so that they appear and disappear at different positions through the material."),563		::anno::display_name("Veins Breakup"),564		::anno::in_group("Appearance"),565		::anno::soft_range(0.f, 1.f),566		::anno::hard_range(0.f, 1.f),567		::anno::ui_order(6)568	]],569	float veins_bump_strength = 0.03f [[570		::anno::description("Controls the strength of the veins that appear on the mineral surface."),571		::anno::display_name("Veins Bump Strength"),572		::anno::in_group("Appearance"),573		::anno::soft_range(0.f, 1.f),574		::anno::hard_range(0.f, 2.f),575		::anno::ui_order(7)576	]],577	float2 texture_translate = float2(0.0f, 0.0f) [[578		::anno::description("Controls the position of the texture."),579		::anno::display_name("Texture Translate"),580		::anno::in_group("Transform"),581		::anno::ui_order(8)582	]],583	float texture_rotate = 0.f [[584		::anno::description("Rotates angle of the texture in degrees."),585		::anno::display_name("Texture Rotate"),586		::anno::in_group("Transform"),587		::anno::soft_range(0.f, 360.f),588		::anno::ui_order(9)589	]],590	float2 texture_scale = float2(1.0f) [[591		::anno::description("Larger numbers increase the size."),592		::anno::display_name("Texture Scale"),593		::anno::in_group("Transform"),594		::nvidia::core_definitions::dimension(float2(0.04f, 0.04f)),595		::anno::ui_order(10)596	]],597	uniform int uv_space_index = 0 [[598		::anno::description("Uses selected UV space for material."),599		::anno::display_name("UV Space Index"),600		::anno::in_group("Transform"),601		::anno::ui_order(11)602	]],603	uniform bool roundcorners_enable = false [[604		::anno::description("Enables the round corner effect. Comes at a slight performance cost as additional raytracing calls are required to evaluate the round corner effect."),605		::anno::display_name("Enable Round Corners"),606		::anno::in_group("Round Corners"),607		::anno::ui_order(12)608	]],609	uniform float roundcorners_radius_mm = 1.0f [[610		::anno::description("Radius of the rounded corners in millimeters."),611		::anno::display_name("Round Corner Radius (mm)"),612		::anno::in_group("Round Corners"),613		::anno::soft_range(0.f, 10.f),614		::anno::ui_order(13)615	]],616	uniform bool roundcorners_across_materials = false [[617		::anno::description("Applies the round corner effect across different materials when enabled."),618		::anno::display_name("Across Materials"),619		::anno::in_group("Round Corners."),620		::anno::ui_order(14)621	]])622[[623	::anno::display_name("Turquoise - Sky Blue"),624	::anno::description("Turquoise gem material with adjustable color hue and veins."),625	::anno::author("NVIDIA vMaterials"),626	::anno::contributor("Rüdiger Raab"),627	::anno::contributor("Maik Rohland"),628	::anno::copyright_notice(COPYRIGHT),629	::anno::thumbnail("./.thumbs/Turquoise.Turquoise_Mineral.png"),630	::anno::key_words(string[]("gem", "jewelry", "gemstone", "SSS", "transmissive", "new", "design", "turquoise", "blue", "cool", "saturated"))631]]632 = 633	let {634		bool tmp0 = false;635		636		texture_2d multi_rough_tex = texture_2d("./textures/turquoise_multi_rough.jpg", ::tex::gamma_linear);637		texture_2d veins_tex	   = texture_2d("./textures/turquoise_veins.jpg", ::tex::gamma_linear);638		texture_2d breakup_tex	   = texture_2d("./textures/turquoise_breakup_noise.png", ::tex::gamma_linear);639		texture_2d diff_lin_tex	   = texture_2d("./textures/turquoise_diffuse.jpg", ::tex::gamma_linear);640		texture_2d norm_tex		= texture_2d("./textures/turquoise_cracks_norm2.jpg", ::tex::gamma_linear);641		642		643		material_surface tmp1(::df::custom_curve_layer(0.0399999991f, 1.f, 5.f, 1.f, ::df::microfacet_ggx_smith_bsdf(::math::lerp(histogram_range(vm_tex_lookup_3float(multi_rough_tex, vm_coord(texture_translate, texture_rotate, texture_scale, uv_space_index), float3(1.f)).x * 0.620000005f + vm_tex_lookup_3float(multi_rough_tex, vm_coord(texture_translate, texture_rotate, texture_scale, uv_space_index), float3(1.f)).y, 0.75999999f, polishing_roughness * 0.5f), ::math::lerp(histogram_range(vm_tex_lookup_3float(multi_rough_tex, vm_coord(texture_translate, texture_rotate, texture_scale, uv_space_index), float3(1.f)).x * 0.620000005f + vm_tex_lookup_3float(multi_rough_tex, vm_coord(texture_translate, texture_rotate, texture_scale, uv_space_index), float3(1.f)).y, 0.75999999f, polishing_roughness * 0.5f), 0.75f, histogram_scan_small(nvidia::core_definitions::blend_colors(nvidia::core_definitions::blend_colors(vm_tex_lookup(veins_tex, vm_coord(texture_translate, texture_rotate, texture_scale, uv_space_index), mono_a, float4(veins_big_amount)).tint, vm_tex_lookup(breakup_tex, vm_coord(texture_translate, texture_rotate, texture_scale, uv_space_index), mono_a, float4(1.f)).tint, ::base::color_layer_multiply, veins_breakup, true).tint, nvidia::core_definitions::blend_colors(vm_tex_lookup(veins_tex, vm_coord_post_scale(vm_coord_post_rotate(vm_coord(texture_translate, texture_rotate, texture_scale, uv_space_index), 0.74000001f), float2(0.5f)), mono_a, float4(veins_small_amount)).tint, vm_tex_lookup(breakup_tex, vm_coord_post_scale(vm_coord(texture_translate, texture_rotate, texture_scale, uv_space_index), float2(0.5f)), mono_a, float4(1.f)).tint, ::base::color_layer_multiply, veins_breakup, true).tint, ::base::color_layer_screen, 1.f, true).mono, 0.620000005f, 0.119999997f)), veins_bump_strength) * ::math::lerp(histogram_range(vm_tex_lookup_3float(multi_rough_tex, vm_coord(texture_translate, texture_rotate, texture_scale, uv_space_index), float3(1.f)).x * 0.620000005f + vm_tex_lookup_3float(multi_rough_tex, vm_coord(texture_translate, texture_rotate, texture_scale, uv_space_index), float3(1.f)).y, 0.75999999f, polishing_roughness * 0.5f), ::math::lerp(histogram_range(vm_tex_lookup_3float(multi_rough_tex, vm_coord(texture_translate, texture_rotate, texture_scale, uv_space_index), float3(1.f)).x * 0.620000005f + vm_tex_lookup_3float(multi_rough_tex, vm_coord(texture_translate, texture_rotate, texture_scale, uv_space_index), float3(1.f)).y, 0.75999999f, polishing_roughness * 0.5f), 0.75f, histogram_scan_small(nvidia::core_definitions::blend_colors(nvidia::core_definitions::blend_colors(vm_tex_lookup(veins_tex, vm_coord(texture_translate, texture_rotate, texture_scale, uv_space_index), mono_a, float4(veins_big_amount)).tint, vm_tex_lookup(breakup_tex, vm_coord(texture_translate, texture_rotate, texture_scale, uv_space_index), mono_a, float4(1.f)).tint, ::base::color_layer_multiply, veins_breakup, true).tint, nvidia::core_definitions::blend_colors(vm_tex_lookup(veins_tex, vm_coord_post_scale(vm_coord_post_rotate(vm_coord(texture_translate, texture_rotate, texture_scale, uv_space_index), 0.74000001f), float2(0.5f)), mono_a, float4(veins_small_amount)).tint, vm_tex_lookup(breakup_tex, vm_coord_post_scale(vm_coord(texture_translate, texture_rotate, texture_scale, uv_space_index), float2(0.5f)), mono_a, float4(1.f)).tint, ::base::color_layer_multiply, veins_breakup, true).tint, ::base::color_layer_screen, 1.f, true).mono, 0.620000005f, 0.119999997f)), veins_bump_strength), ::math::lerp(histogram_range(vm_tex_lookup_3float(multi_rough_tex, vm_coord(texture_translate, texture_rotate, texture_scale, uv_space_index), float3(1.f)).x * 0.620000005f + vm_tex_lookup_3float(multi_rough_tex, vm_coord(texture_translate, texture_rotate, texture_scale, uv_space_index), float3(1.f)).y, 0.75999999f, polishing_roughness * 0.5f), ::math::lerp(histogram_range(vm_tex_lookup_3float(multi_rough_tex, vm_coord(texture_translate, texture_rotate, texture_scale, uv_space_index), float3(1.f)).x * 0.620000005f + vm_tex_lookup_3float(multi_rough_tex, vm_coord(texture_translate, texture_rotate, texture_scale, uv_space_index), float3(1.f)).y, 0.75999999f, polishing_roughness * 0.5f), 0.75f, histogram_scan_small(nvidia::core_definitions::blend_colors(nvidia::core_definitions::blend_colors(vm_tex_lookup(veins_tex, vm_coord(texture_translate, texture_rotate, texture_scale, uv_space_index), mono_a, float4(veins_big_amount)).tint, vm_tex_lookup(breakup_tex, vm_coord(texture_translate, texture_rotate, texture_scale, uv_space_index), mono_a, float4(1.f)).tint, ::base::color_layer_multiply, veins_breakup, true).tint, nvidia::core_definitions::blend_colors(vm_tex_lookup(veins_tex, vm_coord_post_scale(vm_coord_post_rotate(vm_coord(texture_translate, texture_rotate, texture_scale, uv_space_index), 0.74000001f), float2(0.5f)), mono_a, float4(veins_small_amount)).tint, vm_tex_lookup(breakup_tex, vm_coord_post_scale(vm_coord(texture_translate, texture_rotate, texture_scale, uv_space_index), float2(0.5f)), mono_a, float4(1.f)).tint, ::base::color_layer_multiply, veins_breakup, true).tint, ::base::color_layer_screen, 1.f, true).mono, 0.620000005f, 0.119999997f)), veins_bump_strength) * ::math::lerp(histogram_range(vm_tex_lookup_3float(multi_rough_tex, vm_coord(texture_translate, texture_rotate, texture_scale, uv_space_index), float3(1.f)).x * 0.620000005f + vm_tex_lookup_3float(multi_rough_tex, vm_coord(texture_translate, texture_rotate, texture_scale, uv_space_index), float3(1.f)).y, 0.75999999f, polishing_roughness * 0.5f), ::math::lerp(histogram_range(vm_tex_lookup_3float(multi_rough_tex, vm_coord(texture_translate, texture_rotate, texture_scale, uv_space_index), float3(1.f)).x * 0.620000005f + vm_tex_lookup_3float(multi_rough_tex, vm_coord(texture_translate, texture_rotate, texture_scale, uv_space_index), float3(1.f)).y, 0.75999999f, polishing_roughness * 0.5f), 0.75f, histogram_scan_small(nvidia::core_definitions::blend_colors(nvidia::core_definitions::blend_colors(vm_tex_lookup(veins_tex, vm_coord(texture_translate, texture_rotate, texture_scale, uv_space_index), mono_a, float4(veins_big_amount)).tint, vm_tex_lookup(breakup_tex, vm_coord(texture_translate, texture_rotate, texture_scale, uv_space_index), mono_a, float4(1.f)).tint, ::base::color_layer_multiply, veins_breakup, true).tint, nvidia::core_definitions::blend_colors(vm_tex_lookup(veins_tex, vm_coord_post_scale(vm_coord_post_rotate(vm_coord(texture_translate, texture_rotate, texture_scale, uv_space_index), 0.74000001f), float2(0.5f)), mono_a, float4(veins_small_amount)).tint, vm_tex_lookup(breakup_tex, vm_coord_post_scale(vm_coord(texture_translate, texture_rotate, texture_scale, uv_space_index), float2(0.5f)), mono_a, float4(1.f)).tint, ::base::color_layer_multiply, veins_breakup, true).tint, ::base::color_layer_screen, 1.f, true).mono, 0.620000005f, 0.119999997f)), veins_bump_strength), color(1.f, 1.f, 1.f), color(0.f, 0.f, 0.f), ::state::texture_tangent_u(0), ::df::scatter_reflect), ::df::weighted_layer(0.589999974f, ::df::diffuse_reflection_bsdf(::math::pow(nvidia::core_definitions::blend_colors(hsl2rgb(rgb2hsl(float3(vm_tex_lookup(diff_lin_tex, vm_coord(texture_translate, texture_rotate, texture_scale, uv_space_index), mono_a, float4(1.f)).tint)) + float3((turquoise_tint - 1.f) * 0.159999996f, 0.f, 0.f)), veins_color, ::base::color_layer_blend, nvidia::core_definitions::blend_colors(nvidia::core_definitions::blend_colors(vm_tex_lookup(veins_tex, vm_coord(texture_translate, texture_rotate, texture_scale, uv_space_index), mono_a, float4(veins_big_amount)).tint, vm_tex_lookup(breakup_tex, vm_coord(texture_translate, texture_rotate, texture_scale, uv_space_index), mono_a, float4(1.f)).tint, ::base::color_layer_multiply, veins_breakup, true).tint, nvidia::core_definitions::blend_colors(vm_tex_lookup(veins_tex, vm_coord_post_scale(vm_coord_post_rotate(vm_coord(texture_translate, texture_rotate, texture_scale, uv_space_index), 0.74000001f), float2(0.5f)), mono_a, float4(veins_small_amount)).tint, vm_tex_lookup(breakup_tex, vm_coord_post_scale(vm_coord(texture_translate, texture_rotate, texture_scale, uv_space_index), float2(0.5f)), mono_a, float4(1.f)).tint, ::base::color_layer_multiply, veins_breakup, true).tint, ::base::color_layer_screen, 1.f, true).mono, true).tint, diffuse_brightness * -2.5999999f + 3.79999995f), 0.f), ::df::weighted_layer(1.f, ::df::diffuse_transmission_bsdf(color(0.768150985f, 0.944563985f, 1.f)), bsdf(), vm_tex_normal_lookup_2x(norm_tex, norm_tex, vm_coord(texture_translate, texture_rotate, texture_scale, uv_space_index), vm_coord_post_scale(vm_coord_post_rotate(vm_coord(texture_translate, texture_rotate, texture_scale, uv_space_index), 0.74000001f), float2(0.5f)), nvidia::core_definitions::blend_colors(vm_tex_lookup(veins_tex, vm_coord(texture_translate, texture_rotate, texture_scale, uv_space_index), mono_a, float4(veins_big_amount)).tint, vm_tex_lookup(breakup_tex, vm_coord(texture_translate, texture_rotate, texture_scale, uv_space_index), mono_a, float4(1.f)).tint, ::base::color_layer_multiply, veins_breakup, true).mono * (veins_bump_strength * 10.f), nvidia::core_definitions::blend_colors(vm_tex_lookup(veins_tex, vm_coord_post_scale(vm_coord_post_rotate(vm_coord(texture_translate, texture_rotate, texture_scale, uv_space_index), 0.74000001f), float2(0.5f)), mono_a, float4(veins_small_amount)).tint, vm_tex_lookup(breakup_tex, vm_coord_post_scale(vm_coord(texture_translate, texture_rotate, texture_scale, uv_space_index), float2(0.5f)), mono_a, float4(1.f)).tint, ::base::color_layer_multiply, veins_breakup, true).mono * (veins_bump_strength * 10.f), false)), vm_tex_normal_lookup_2x(norm_tex, norm_tex, vm_coord(texture_translate, texture_rotate, texture_scale, uv_space_index), vm_coord_post_scale(vm_coord_post_rotate(vm_coord(texture_translate, texture_rotate, texture_scale, uv_space_index), 0.74000001f), float2(0.5f)), nvidia::core_definitions::blend_colors(vm_tex_lookup(veins_tex, vm_coord(texture_translate, texture_rotate, texture_scale, uv_space_index), mono_a, float4(veins_big_amount)).tint, vm_tex_lookup(breakup_tex, vm_coord(texture_translate, texture_rotate, texture_scale, uv_space_index), mono_a, float4(1.f)).tint, ::base::color_layer_multiply, veins_breakup, true).mono * (veins_bump_strength * 10.f), nvidia::core_definitions::blend_colors(vm_tex_lookup(veins_tex, vm_coord_post_scale(vm_coord_post_rotate(vm_coord(texture_translate, texture_rotate, texture_scale, uv_space_index), 0.74000001f), float2(0.5f)), mono_a, float4(veins_small_amount)).tint, vm_tex_lookup(breakup_tex, vm_coord_post_scale(vm_coord(texture_translate, texture_rotate, texture_scale, uv_space_index), float2(0.5f)), mono_a, float4(1.f)).tint, ::base::color_layer_multiply, veins_breakup, true).mono * (veins_bump_strength * 10.f), false)), vm_tex_normal_lookup_2x(norm_tex, norm_tex, vm_coord(texture_translate, texture_rotate, texture_scale, uv_space_index), vm_coord_post_scale(vm_coord_post_rotate(vm_coord(texture_translate, texture_rotate, texture_scale, uv_space_index), 0.74000001f), float2(0.5f)), nvidia::core_definitions::blend_colors(vm_tex_lookup(veins_tex, vm_coord(texture_translate, texture_rotate, texture_scale, uv_space_index), mono_a, float4(veins_big_amount)).tint, vm_tex_lookup(breakup_tex, vm_coord(texture_translate, texture_rotate, texture_scale, uv_space_index), mono_a, float4(1.f)).tint, ::base::color_layer_multiply, veins_breakup, true).mono * (veins_bump_strength * 10.f), nvidia::core_definitions::blend_colors(vm_tex_lookup(veins_tex, vm_coord_post_scale(vm_coord_post_rotate(vm_coord(texture_translate, texture_rotate, texture_scale, uv_space_index), 0.74000001f), float2(0.5f)), mono_a, float4(veins_small_amount)).tint, vm_tex_lookup(breakup_tex, vm_coord_post_scale(vm_coord(texture_translate, texture_rotate, texture_scale, uv_space_index), float2(0.5f)), mono_a, float4(1.f)).tint, ::base::color_layer_multiply, veins_breakup, true).mono * (veins_bump_strength * 10.f), false)), material_emission(emission: edf(), intensity: color(0.f, 0.f, 0.f), mode: intensity_radiant_exitance));644		material_surface tmp2 = material_surface(scattering: bsdf(), emission: material_emission(emission: edf(), intensity: color(0.f, 0.f, 0.f), mode: intensity_radiant_exitance));645		color tmp3 = color(1.f, 1.f, 1.f);646		material_volume tmp4(647			vdf(),648			custom_volume_transmittance(unit_cm, 3.f, color(0.0331959985f, 0.0975869969f, 0.0886309966f), hsl2rgb(rgb2hsl(float3(vm_tex_lookup(diff_lin_tex, vm_coord(texture_translate, texture_rotate, texture_scale, uv_space_index), mono_a, float4(1.f)).tint)) + float3((turquoise_tint - 1.f) * 0.159999996f, 0.f, 0.f))).absorption_coefficient,649			custom_volume_transmittance(unit_cm, 3.f, color(0.0331959985f, 0.0975869969f, 0.0886309966f), hsl2rgb(rgb2hsl(float3(vm_tex_lookup(diff_lin_tex, vm_coord(texture_translate, texture_rotate, texture_scale, uv_space_index), mono_a, float4(1.f)).tint)) + float3((turquoise_tint - 1.f) * 0.159999996f, 0.f, 0.f))).scattering_coefficient,650			color(0.f, 0.f, 0.f));651		material_geometry tmp5(float3(0.f), 1.f, roundcorners_enable ? ::state::rounded_corner_normal(roundcorners_radius_mm * 0.00100000005f, roundcorners_across_materials, 1.f) : ::state::normal());652	} in653		material(654			thin_walled: tmp0,655			surface: tmp1,656			backface: tmp2,657			ior: tmp3,658			volume: tmp4,659			geometry: tmp5);660 661 662// 2  663export material Turquoise_Blueish_Green(*)664[[665	::anno::display_name("Turquoise - Medium Blue"),666	::anno::description("Turquoise gem material with adjustable color hue and veins."),667	::anno::author("NVIDIA vMaterials"),668	::anno::contributor("Rüdiger Raab"),669	::anno::contributor("Maik Rohland"),670	::anno::copyright_notice(COPYRIGHT),671	::anno::thumbnail("./.thumbs/Turquoise.Turquoise_Blueish_Green.png"),672	::anno::key_words(string[]("gem", "jewelry", "gemstone", "SSS", "transmissive", "new", "design", "bumped", "turquoise", "medium", "blue", "cool", "saturated"))673]] = Turquoise_Mineral(674	turquoise_tint:				0.66f,675	diffuse_brightness:			0.6f,676	polishing_roughness:		0.35f,677	veins_color:				color(0.158961f, 0.090842f, 0.017642f),678	veins_big_amount:			1.0f,679	veins_small_amount:			0.81f,680	veins_breakup:				0.5f,681	veins_bump_strength:		1.0f,682	texture_translate:			float2(0.0f),683	texture_rotate:				0.0f,684	texture_scale:				float2(1.0f),685	uv_space_index:				0,686	roundcorners_enable:		false,687	roundcorners_radius_mm:		1.0f,688	roundcorners_across_materials: false689);690 691 692// 3693export material Turquoise_Apple_Green(*)694[[695	::anno::display_name("Turquoise - Apple Green"),696	::anno::description("Turquoise gem material with adjustable color hue and veins."),697	::anno::author("NVIDIA vMaterials"),698	::anno::contributor("Rüdiger Raab"),699	::anno::contributor("Maik Rohland"),700	::anno::copyright_notice(COPYRIGHT),701	::anno::thumbnail("./.thumbs/Turquoise.Turquoise_Apple_Green.png"),702	::anno::key_words(string[]("gem", "jewelry", "gemstone", "SSS", "transmissive", "new", "design", "bumped", "rough", "turquoise", "blue", "apple", "green", "cool", "saturated"))703]] = Turquoise_Mineral(704	turquoise_tint:				0.0f,705	diffuse_brightness:			0.6f,706	polishing_roughness:		0.79f,707	veins_color:				color(0.158961f, 0.090842f, 0.017642f),708	veins_big_amount:			1.0f,709	veins_small_amount:			0.81f,710	veins_breakup:				0.5f,711	veins_bump_strength:		1.0f,712	texture_translate:			float2(0.0f),713	texture_rotate:				0.0f,714	texture_scale:				float2(1.0f),715	uv_space_index:				0,716	roundcorners_enable:		false,717	roundcorners_radius_mm:		1.0f,718	roundcorners_across_materials: false719);