On Wed, Apr 7, 2010 at 3:23 AM, Ulrich Hertlein <[email protected]>wrote:
> Hi Vincent, > > On 7/04/10 2:04 , Vincent Bourdier wrote: > > The optimization I am currently working on is the good usage of binding. > > Some of our code generate color array with a color by vertex, even if > > the color is the same for each vertices... keeping only one color using > > the binding overall, we can obtain a considerable file size reduction. > > osg::Optimizer attempts to optimize for performance, not memory. > The optimization you're proposing will have a negative impact on OpenGL > performance. > How do you figure? Vincent would like to replace BIND_PER_VERTEX colors with a BIND_OVERALL color where possible. That is a very common thing to do in OSG and is, as I understand it, well supported even in OpenGL 3.0+ and OpenGL ES 2.0. Tim
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