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Fix error PBO code

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Logan McNaughton 2017-02-04 21:19:54 -07:00 committed by Logan McNaughton
parent d5052c0c70
commit dddb3ae1f7
1 changed files with 4 additions and 4 deletions
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8
src/Graphics/OpenGLContext/opengl_BufferManipulationObjectFactory.cpp
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@ -179,8 +179,8 @@ public:
{
glGenBuffers(1, &m_PBO);
m_bind->bind(graphics::Parameter(GL_PIXEL_UNPACK_BUFFER), graphics::ObjectHandle(m_PBO));
glBufferStorage(GL_PIXEL_UNPACK_BUFFER, m_size * 6, nullptr, GL_MAP_WRITE_BIT | GL_MAP_PERSISTENT_BIT | GL_MAP_COHERENT_BIT);
m_bufferData = glMapBufferRange(GL_PIXEL_UNPACK_BUFFER, 0, m_size * 6, GL_MAP_WRITE_BIT | GL_MAP_PERSISTENT_BIT | GL_MAP_COHERENT_BIT);
glBufferStorage(GL_PIXEL_UNPACK_BUFFER, m_size * 32, nullptr, GL_MAP_WRITE_BIT | GL_MAP_PERSISTENT_BIT | GL_MAP_COHERENT_BIT);
m_bufferData = glMapBufferRange(GL_PIXEL_UNPACK_BUFFER, 0, m_size * 32, GL_MAP_WRITE_BIT | GL_MAP_PERSISTENT_BIT | GL_MAP_COHERENT_BIT);
m_bufferOffset = 0;
m_bind->bind(graphics::Parameter(GL_PIXEL_UNPACK_BUFFER), graphics::ObjectHandle());
}
@ -194,7 +194,7 @@ public:
{
if (_size > m_size)
_size = m_size;
if (m_bufferOffset + _size > m_size * 6)
if (m_bufferOffset + _size > m_size * 32)
m_bufferOffset = 0;
return (char*)m_bufferData + m_bufferOffset;
}
@ -205,7 +205,7 @@ public:
}
void * getData() override {
return nullptr;
return (char*)nullptr + m_bufferOffset - m_size;
}
void bind() override {