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Merge pull request #402 from mp3butcher/VAS

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add a fix in order setArray  work with an user managed interleaved array
This commit is contained in:
OpenSceneGraph git repository 2017-12-07 09:49:47 +00:00 committed by GitHub
commit b8fd3abdd5
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1 changed files with 12 additions and 14 deletions
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26
src/osg/VertexArrayState.cpp
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@ -483,6 +483,14 @@ struct VertexAttribArrayDispatch : public VertexArrayState::ArrayDispatch
callVertexAttribPointer(ext, new_array, (const GLvoid *)(vbo->getOffset(new_array->getBufferIndex())));
}
virtual void enable_and_dispatch(osg::State& state, GLint size, GLenum type, GLsizei stride, const GLvoid *ptr, GLboolean normalized)
{
GLExtensions* ext = state.get<GLExtensions>();
ext->glEnableVertexAttribArray( unit );
ext->glVertexAttribPointer(static_cast<GLuint>(unit), size, type, normalized, stride, ptr);
}
virtual void dispatch(osg::State& state, const osg::Array* new_array)
{
GLExtensions* ext = state.get<GLExtensions>();
@ -713,30 +721,20 @@ void VertexArrayState::setArray(ArrayDispatch* vad, osg::State& state, const osg
void VertexArrayState::setArray(ArrayDispatch* vad, osg::State& state, GLint size, GLenum type, GLsizei stride, const GLvoid *ptr, GLboolean normalized)
{
if (ptr)
{
if(!vad->array){
if (!vad->active)
{
vad->active = true;
_activeDispatchers.push_back(vad);
}
if (vad->array==0)
{
unbindVertexBufferObject();
vad->enable_and_dispatch(state, size, type, stride, ptr, normalized);
}
else
{
unbindVertexBufferObject();
vad->dispatch(state, size, type, stride, ptr, normalized);
}
vad->enable_and_dispatch(state, size, type, stride, ptr, normalized);
vad->array = 0;
vad->modifiedCount = 0xffffffff;
}
else if (vad->array)
else
{
disable(vad, state);
}