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Fix texture coordinate tangent and bitangent calculation

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daeunSong
2020-08-13 17:53:03 +09:00
parent e09f4d657a
commit 3c4a88761b
1 changed files with 11 additions and 10 deletions
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21
includes/learnopengl/model.h
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@@ -115,19 +115,20 @@ private:
vec.x = mesh->mTextureCoords[0][i].x; vec.x = mesh->mTextureCoords[0][i].x;
vec.y = mesh->mTextureCoords[0][i].y; vec.y = mesh->mTextureCoords[0][i].y;
vertex.TexCoords = vec; vertex.TexCoords = vec;
// tangent
vector.x = mesh->mTangents[i].x;
vector.y = mesh->mTangents[i].y;
vector.z = mesh->mTangents[i].z;
vertex.Tangent = vector;
// bitangent
vector.x = mesh->mBitangents[i].x;
vector.y = mesh->mBitangents[i].y;
vector.z = mesh->mBitangents[i].z;
vertex.Bitangent = vector;
} }
else else
vertex.TexCoords = glm::vec2(0.0f, 0.0f); vertex.TexCoords = glm::vec2(0.0f, 0.0f);
// tangent
vector.x = mesh->mTangents[i].x;
vector.y = mesh->mTangents[i].y;
vector.z = mesh->mTangents[i].z;
vertex.Tangent = vector;
// bitangent
vector.x = mesh->mBitangents[i].x;
vector.y = mesh->mBitangents[i].y;
vector.z = mesh->mBitangents[i].z;
vertex.Bitangent = vector;
vertices.push_back(vertex); vertices.push_back(vertex);
} }
// now wak through each of the mesh's faces (a face is a mesh its triangle) and retrieve the corresponding vertex indices. // now wak through each of the mesh's faces (a face is a mesh its triangle) and retrieve the corresponding vertex indices.