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Support PBR extension for MTL which is proposed in http://exocortex.com/blog/extending_wavefront_mtl_to_support_pbr

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Syoyo Fujita
2016-07-25 22:46:30 +09:00
parent 5826f1e149
commit 22883def8d
5 changed files with 370 additions and 170 deletions
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30
tests/tester.cc
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@@ -293,7 +293,7 @@ std::string matStream(
return true;
}
const char* gMtlBasePath = "../models";
const char* gMtlBasePath = "../models/";
TEST_CASE("cornell_box", "[Loader]") {
@@ -319,6 +319,34 @@ TEST_CASE("catmark_torus_creases0", "[Loader]") {
REQUIRE(8 == shapes[0].mesh.tags.size());
}
TEST_CASE("pbr", "[Loader]") {
tinyobj::attrib_t attrib;
std::vector<tinyobj::shape_t> shapes;
std::vector<tinyobj::material_t> materials;
std::string err;
bool ret = tinyobj::LoadObj(&attrib, &shapes, &materials, &err, "../models/pbr-mat-ext.obj", gMtlBasePath, /*triangulate*/false);
if (!err.empty()) {
std::cerr << err << std::endl;
}
REQUIRE(true == ret);
REQUIRE(1 == materials.size());
REQUIRE(0.2 == Approx(materials[0].roughness));
REQUIRE(0.3 == Approx(materials[0].metallic));
REQUIRE(0.4 == Approx(materials[0].sheen));
REQUIRE(0.5 == Approx(materials[0].clearcoat_thickness));
REQUIRE(0.6 == Approx(materials[0].clearcoat_roughness));
REQUIRE(0.7 == Approx(materials[0].anisotropy));
REQUIRE(0.8 == Approx(materials[0].anisotropy_rotation));
REQUIRE(0 == materials[0].roughness_texname.compare("roughness.tex"));
REQUIRE(0 == materials[0].metallic_texname.compare("metallic.tex"));
REQUIRE(0 == materials[0].sheen_texname.compare("sheen.tex"));
REQUIRE(0 == materials[0].emissive_texname.compare("emissive.tex"));
REQUIRE(0 == materials[0].normal_texname.compare("normalmap.tex"));
}
TEST_CASE("stream_load", "[Stream]") {
REQUIRE(true == TestStreamLoadObj());
}