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Prevent the allocation of 0 size buffers

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This commit is contained in:
Brad Davis 2016-08-07 11:25:14 -07:00
parent 42dcae72cb
commit 9ed1a5980a
1 changed files with 1 additions and 1 deletions
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libraries/gpu-gl/src/gpu/gl45/GL45BackendBuffer.cpp
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@ -21,7 +21,7 @@ class GL45Buffer : public gl::GLBuffer {
public: public:
GL45Buffer(const std::weak_ptr<gl::GLBackend>& backend, const Buffer& buffer, GLBuffer* original) : Parent(backend, buffer, allocate()) { GL45Buffer(const std::weak_ptr<gl::GLBackend>& backend, const Buffer& buffer, GLBuffer* original) : Parent(backend, buffer, allocate()) {
glNamedBufferStorage(_buffer, _size, nullptr, GL_DYNAMIC_STORAGE_BIT); glNamedBufferStorage(_buffer, _size == 0 ? 256 : _size, nullptr, GL_DYNAMIC_STORAGE_BIT);
if (original && original->_size) { if (original && original->_size) {
glCopyNamedBufferSubData(original->_buffer, _buffer, 0, 0, std::min(original->_size, _size)); glCopyNamedBufferSubData(original->_buffer, _buffer, 0, 0, std::min(original->_size, _size));
} }