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Fix issues with normals computation in TriangleVertexArray

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This commit is contained in:
Daniel Chappuis 2017-09-03 17:35:09 +02:00
parent 6a22b3a81d
commit e1602f2b27
1 changed files with 7 additions and 7 deletions
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14
src/collision/TriangleVertexArray.cpp
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@ -163,9 +163,9 @@ void TriangleVertexArray::computeVerticesNormals() {
Vector3 normalComponent = std::asin(sinA) * crossProduct; Vector3 normalComponent = std::asin(sinA) * crossProduct;
// Add the normal component of this vertex into the normals array // Add the normal component of this vertex into the normals array
verticesNormals[verticesIndices[v]] = normalComponent.x; verticesNormals[verticesIndices[v] * 3] = normalComponent.x;
verticesNormals[verticesIndices[v] + 1] = normalComponent.y; verticesNormals[verticesIndices[v] * 3 + 1] = normalComponent.y;
verticesNormals[verticesIndices[v] + 2] = normalComponent.z; verticesNormals[verticesIndices[v] * 3 + 2] = normalComponent.z;
} }
} }
@ -173,12 +173,12 @@ void TriangleVertexArray::computeVerticesNormals() {
for (uint v=0; v<mNbVertices * 3; v += 3) { for (uint v=0; v<mNbVertices * 3; v += 3) {
// Normalize the normal // Normalize the normal
Vector3 normal(verticesNormals[v], verticesNormals[v + 1], verticesNormals[v + 2]); Vector3 normal(verticesNormals[v * 3], verticesNormals[v * 3 + 1], verticesNormals[v * 3 + 2]);
normal.normalize(); normal.normalize();
verticesNormals[v] = normal.x; verticesNormals[v * 3] = normal.x;
verticesNormals[v + 1] = normal.y; verticesNormals[v * 3 + 1] = normal.y;
verticesNormals[v + 2] = normal.z; verticesNormals[v * 3 + 2] = normal.z;
} }
mVerticesNormalsStart = reinterpret_cast<unsigned char*>(verticesNormals); mVerticesNormalsStart = reinterpret_cast<unsigned char*>(verticesNormals);