Documentation
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Overview ¶
Package materials provides a generic Material interface and several implemented shaders
Index ¶
Constants ¶
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Variables ¶
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Functions ¶
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Types ¶
type AnyMaterial ¶
type AnyMaterial struct {
Material
}
AnyMaterial implements the Material interface and is deserialiseable from json
func (*AnyMaterial) UnmarshalJSON ¶
func (m *AnyMaterial) UnmarshalJSON(data []byte) error
UnmarshalJSON implements the json.Unmarshaler interface
type EmissiveMaterial ¶
type EmissiveMaterial struct {
Colour *sampler.AnySampler
Strength *sampler.AnySampler
}
EmissiveMaterial acts as a lamp
func (*EmissiveMaterial) Shade ¶
func (m *EmissiveMaterial) Shade(intersection *ray.Intersection, raytracer Raytracer) *hdrcolour.Colour
Shade returns the emitted colour after intersecting the material
type LambertMaterial ¶
type LambertMaterial struct {
Colour *sampler.AnySampler
}
LambertMaterial is a simple diffuse material
func (*LambertMaterial) Shade ¶
func (m *LambertMaterial) Shade(intersection *ray.Intersection, raytracer Raytracer) *hdrcolour.Colour
Shade returns the emitted colour after intersecting the material
type Material ¶
type Material interface {
Shade(intersection *ray.Intersection, raytracer Raytracer) *hdrcolour.Colour
}
Material objects are used to shade surfaces
type MixedMaterial ¶
type MixedMaterial struct {
First *AnyMaterial
Second *AnyMaterial
Coefficient float64
}
MixedMaterial mixes two other materials depending on a coefficient
func (*MixedMaterial) Shade ¶
func (m *MixedMaterial) Shade(intersection *ray.Intersection, raytracer Raytracer) *hdrcolour.Colour
Shade returns colour depending on coefficient and random number
type Raytracer ¶
type Raytracer interface {
Raytrace(incoming *ray.Ray) *hdrcolour.Colour
RandomGen() *random.Random
}
Raytracer is any possible raytracer
type ReflectiveMaterial ¶
type ReflectiveMaterial struct {
Colour *sampler.AnySampler
Roughness *sampler.AnySampler
}
ReflectiveMaterial is a reflective material
func (*ReflectiveMaterial) Shade ¶
func (m *ReflectiveMaterial) Shade(intersection *ray.Intersection, raytracer Raytracer) *hdrcolour.Colour
Shade returns the emitted colour after intersecting the material
type RefractiveMaterial ¶
type RefractiveMaterial struct {
Colour *sampler.AnySampler
Roughness *sampler.AnySampler
IOR *sampler.AnySampler
}
RefractiveMaterial is a material for modeling glass, etc
func (*RefractiveMaterial) Shade ¶
func (m *RefractiveMaterial) Shade(intersection *ray.Intersection, raytracer Raytracer) *hdrcolour.Colour
Shade returns the emitted colour after intersecting the material
Source Files