Implement MixMaterial #33
Description
For the new test scene breakfast.pbrt we have to implement the MixMaterial:
> rg '"mix"' -B 1 -A 3
breakfast.pbrt
38- MakeNamedMaterial "Ceramic_mix"
39: "string type" [ "mix" ]
40- "string namedmaterial1" [ "Ceramic_diffuse" ]
41- "string namedmaterial2" [ "Ceramic_glossy" ]
42- "rgb amount" [ 0.9000000059604645 0.9000000059604645 0.9000000059604645 ]
--
50- MakeNamedMaterial "Ceramic2_mix"
51: "string type" [ "mix" ]
52- "string namedmaterial1" [ "Ceramic2_diffuse" ]
53- "string namedmaterial2" [ "Ceramic2_glossy" ]
54- "rgb amount" [ 0.8999999761581421 0.8999999761581421 0.8999999761581421 ]
--
73- MakeNamedMaterial "Floor_Tiles_mix"
74: "string type" [ "mix" ]
75- "string namedmaterial1" [ "Floor_Tiles_diffuse" ]
76- "string namedmaterial2" [ "Floor_Tiles_glossy" ]
77- "rgb amount" [ 0.8796296417713165 0.8796296417713165 0.8796296417713165 ]
--
87- MakeNamedMaterial "Frosted_Glass_mix"
88: "string type" [ "mix" ]
89- "string namedmaterial1" [ "Frosted_Glass_diffuse" ]
90- "string namedmaterial2" [ "Frosted_Glass_trans" ]
91- "rgb amount" [ 0.5 0.5 0.5 ]
--
99- MakeNamedMaterial "Gold_Paint_mix"
100: "string type" [ "mix" ]
101- "string namedmaterial1" [ "Gold_Paint_diffuse" ]
102- "string namedmaterial2" [ "Gold_Paint_glossy" ]
103- "rgb amount" [ 0.7999999523162842 0.7999999523162842 0.7999999523162842 ]
--
111- MakeNamedMaterial "Paint_Black_mix"
112: "string type" [ "mix" ]
113- "string namedmaterial1" [ "Paint_Black_diffuse" ]
114- "string namedmaterial2" [ "Paint_Black_glossy" ]
115- "rgb amount" [ 0.5 0.5 0.5 ]
--
123- MakeNamedMaterial "Paint_White_Gloss_mix"
124: "string type" [ "mix" ]
125- "string namedmaterial1" [ "Paint_White_Gloss_diffuse" ]
126- "string namedmaterial2" [ "Paint_White_Gloss_glossy" ]
127- "rgb amount" [ 0.7999999523162842 0.7999999523162842 0.7999999523162842 ]
--
143- MakeNamedMaterial "White_Marble_mix"
144: "string type" [ "mix" ]
145- "string namedmaterial1" [ "White_Marble_diffuse" ]
146- "string namedmaterial2" [ "White_Marble_glossy" ]
147- "rgb amount" [ 0.5 0.5 0.5 ]
--
159- MakeNamedMaterial "White_Plastic_mix"
160: "string type" [ "mix" ]
161- "string namedmaterial1" [ "White_Plastic_diffuse" ]
162- "string namedmaterial2" [ "White_Plastic_glossy" ]
163- "rgb amount" [ 0.8796296343207359 0.8796296343207359 0.8796296343207359 ]Here is the source code for the C++ implementation:
> rg -tcpp "class MixMaterial :" ~/git/github/pbrt-v3/src/
/usr/people/jan/git/github/pbrt-v3/src/materials/mixmat.h
48:class MixMaterial : public Material {Currently we only get a reminder to do so (during rendering):
> ./target/release/examples/pest_test -i assets/scenes/breakfast.pbrt
...
WorldBegin
TODO: CreateMixMaterial
...