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Fix crash in GL45 buffer re-allocation

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This commit is contained in:
Brad Davis 2016-05-23 14:47:16 -07:00
parent b16812aa4d
commit 8b56444dde
1 changed files with 3 additions and 1 deletions
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4
libraries/gpu-gl/src/gpu/gl45/GL45BackendBuffer.cpp
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@ -22,7 +22,9 @@ class GL45Buffer : public gl::GLBuffer {
public:
GL45Buffer(const Buffer& buffer, GLBuffer* original) : Parent(buffer, allocate()) {
glNamedBufferStorage(_buffer, _size, nullptr, GL_DYNAMIC_STORAGE_BIT);
glCopyNamedBufferSubData(original->_buffer, _buffer, 0, 0, std::min(original->_size, _size));
if (original && original->_size) {
glCopyNamedBufferSubData(original->_buffer, _buffer, 0, 0, std::min(original->_size, _size));
}
Backend::setGPUObject(buffer, this);
}