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Add support for normal maps, the classic way 

- get compiant to tinyobjloader and other importers
- closes https://github.com/assimp/assimp/issues/3726
kimkulling-issues-3726
Kim Kulling 2021-10-01 14:24:40 +02:00 committed by GitHub
parent 2f5a31110c
commit ac6b8988df
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 3 additions and 2 deletions
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5
code/AssetLib/Obj/ObjFileMtlImporter.cpp
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@ -61,7 +61,8 @@ static const std::string EmissiveTexture1 = "map_emissive";
static const std::string EmissiveTexture2 = "map_Ke";
static const std::string BumpTexture1 = "map_bump";
static const std::string BumpTexture2 = "bump";
static const std::string NormalTexture = "map_Kn";
static const std::string NormalTextureV1 = "map_Kn";
static const std::string NormalTextureV2 = "norm";
static const std::string ReflectionTexture = "refl";
static const std::string DisplacementTexture1 = "map_disp";
static const std::string DisplacementTexture2 = "disp";
@ -321,7 +322,7 @@ void ObjFileMtlImporter::getTexture() {
// Bump texture
out = &m_pModel->m_pCurrentMaterial->textureBump;
clampIndex = ObjFile::Material::TextureBumpType;
} else if (!ASSIMP_strincmp(pPtr, NormalTexture.c_str(), static_cast<unsigned int>(NormalTexture.size()))) {
} else if (!ASSIMP_strincmp(pPtr, NormalTextureV1.c_str(), static_cast<unsigned int>(NormalTextureV1.size())) || !ASSIMP_strincmp(pPtr, NormalTextureV2.c_str(), static_cast<unsigned int>(NormalTextureV2.size()))) {
// Normal map
out = &m_pModel->m_pCurrentMaterial->textureNormal;
clampIndex = ObjFile::Material::TextureNormalType;