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Use safe way to get at a vector's data pointer

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&std::vector<C>[0] is not guaranteed to not throw if the
vector is empty. Better safe than sorry.
This commit is contained in:
Jonas Kulla 2014-10-09 19:02:29 +02:00
parent 1b7ed5ed78
commit 520162f36a
8 changed files with 26 additions and 13 deletions
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4
src/tilemapvx.cpp
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@ -236,8 +236,8 @@ struct TilemapVXPrivate : public ViewportElement, TileAtlasVX::Reader
allocQuads = totalQuads;
}
VBO::uploadSubData(0, quadBytes(groundQuads), &groundVert[0]);
VBO::uploadSubData(quadBytes(groundQuads), quadBytes(aboveQuads), &aboveVert[0]);
VBO::uploadSubData(0, quadBytes(groundQuads), dataPtr(groundVert));
VBO::uploadSubData(quadBytes(groundQuads), quadBytes(aboveQuads), dataPtr(aboveVert));
VBO::unbind();