GLTFMaterial Struct Reference

#include <gltf.h>

Public Attributes
Color	color
	base color.
Color	emission
	emission pour les sources de lumieres ou pas (= noir).
float	metallic
	metallic / dielectrique.
float	roughness
	rugosite de la micro surface.
float	transmission
	transmission, transparent ou pas (= 0)
float	ior
	indice de refraction des dielectriques ou pas (= 0)
float	specular
	modification de la reflexion speculaire des dielectriques ou pas (= 0)
Color	specular_color
	modification de la reflexion speculaire des dielectriques ou pas (= 0)
float	thickness
	epaisseur des surfaces transparentes
float	attenuation_distance
Color	attenuation_color
int	color_texture
	indice de la texture ou -1. cf read_gltf_images() pour charger les textures dans le bon ordre...
int	metallic_roughness_texture
	indice de la texture ou -1. les valeurs RGB representent les parametres du modele : B= metallic, G= roughness, et R= ambient occlusion.
int	emission_texture
	indice de la texture ou -1.
int	occlusion_texture
	indice de la texture ou -1. //
int	normal_texture
	indice de la texture ou -1.
int	transmission_texture
	indice de la texture ou -1.
int	specular_texture
	indice de la texture ou -1.
int	specular_color_texture
	indice de la texture ou -1.
int	thickness_texture

Detailed Description

description d'une matiere PBR / Principled BRDF.

cf specification glTF / implementation : https://registry.khronos.org/glTF/specs/2.0/glTF-2.0.html#appendix-b-brdf-implementation

utilise les extensions / parametres supplementaires :

• KHR_materials_ior : https://github.com/KhronosGroup/glTF/blob/main/extensions/2.0/Khronos/KHR_materials_ior
• KHR_materials_specular : https://github.com/KhronosGroup/glTF/blob/main/extensions/2.0/Khronos/KHR_materials_specular
• KHR_materials_transmission : https://github.com/KhronosGroup/glTF/blob/main/extensions/2.0/Khronos/KHR_materials_transmission
• KHR_materials_clearcoat : https://github.com/KhronosGroup/glTF/blob/main/extensions/2.0/Khronos/KHR_materials_clearcoat

Definition at line 58 of file gltf.h.

Constructor & Destructor Documentation

GLTFMaterial()

GLTFMaterial::GLTFMaterial ( )

inline

Definition at line 83 of file gltf.h.

                    :
        color(White()), emission(), metallic(), roughness(0.8), transmission(), ior(), specular(), specular_color(), thickness(), attenuation_distance(), attenuation_color(), 
        color_texture(-1), metallic_roughness_texture(-1), emission_texture(-1), occlusion_texture(-1), normal_texture(-1),
        transmission_texture(-1), specular_texture(-1), specular_color_texture(-1), thickness_texture(-1)
    {}

Member Data Documentation

color

Color GLTFMaterial::color

base color.

Definition at line 60 of file gltf.h.

emission

Color GLTFMaterial::emission

emission pour les sources de lumieres ou pas (= noir).

Definition at line 61 of file gltf.h.

metallic

float GLTFMaterial::metallic

metallic / dielectrique.

Definition at line 62 of file gltf.h.

roughness

float GLTFMaterial::roughness

rugosite de la micro surface.

Definition at line 63 of file gltf.h.

transmission

float GLTFMaterial::transmission

transmission, transparent ou pas (= 0)

Definition at line 64 of file gltf.h.

ior

float GLTFMaterial::ior

indice de refraction des dielectriques ou pas (= 0)

Definition at line 65 of file gltf.h.

specular

float GLTFMaterial::specular

modification de la reflexion speculaire des dielectriques ou pas (= 0)

Definition at line 66 of file gltf.h.

specular_color

Color GLTFMaterial::specular_color

modification de la reflexion speculaire des dielectriques ou pas (= 0)

Definition at line 67 of file gltf.h.

thickness

float GLTFMaterial::thickness

epaisseur des surfaces transparentes

Definition at line 68 of file gltf.h.

attenuation_distance

float GLTFMaterial::attenuation_distance

Definition at line 69 of file gltf.h.

attenuation_color

Color GLTFMaterial::attenuation_color

Definition at line 70 of file gltf.h.

color_texture

int GLTFMaterial::color_texture

indice de la texture ou -1. cf read_gltf_images() pour charger les textures dans le bon ordre...

Definition at line 73 of file gltf.h.

metallic_roughness_texture

int GLTFMaterial::metallic_roughness_texture

indice de la texture ou -1. les valeurs RGB representent les parametres du modele : B= metallic, G= roughness, et R= ambient occlusion.

Definition at line 74 of file gltf.h.

emission_texture

int GLTFMaterial::emission_texture

indice de la texture ou -1.

Definition at line 75 of file gltf.h.

occlusion_texture

int GLTFMaterial::occlusion_texture

indice de la texture ou -1. //

Todo

probablement pas necessaire, cf canal rouge de metallic_roughness_texture

Definition at line 76 of file gltf.h.

normal_texture

int GLTFMaterial::normal_texture

indice de la texture ou -1.

Definition at line 77 of file gltf.h.

transmission_texture

int GLTFMaterial::transmission_texture

indice de la texture ou -1.

Definition at line 78 of file gltf.h.

specular_texture

int GLTFMaterial::specular_texture

indice de la texture ou -1.

Definition at line 79 of file gltf.h.

specular_color_texture

int GLTFMaterial::specular_color_texture

indice de la texture ou -1.

Definition at line 80 of file gltf.h.

thickness_texture

int GLTFMaterial::thickness_texture

Definition at line 81 of file gltf.h.

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The documentation for this struct was generated from the following file:

• src/gKit/gltf.h