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BGE: Setting up the RAS_ICanvas interface as the primary way to alter the OpenGL

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viewport. This helps to eliminate OpenGL calls in weird places like the physics
code and to reduce glGet calls, which are expensive.

There should be no functional changes (except maybe a very slight speed improvement).
This commit is contained in:
Mitchell Stokes
2012-10-08 03:28:11 +00:00
parent aa1e50be94
commit 244ce92dbd
15 changed files with 88 additions and 30 deletions
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10
source/gameengine/Ketsji/KX_Scene.cpp
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@@ -1502,7 +1502,15 @@ void KX_Scene::CalculateVisibleMeshes(RAS_IRasterizer* rasty,KX_Camera* cam, int
planes[4].setValue(cplanes[2].getValue()); // top
planes[5].setValue(cplanes[3].getValue()); // bottom
CullingInfo info(layer);
dbvt_culling = m_physicsEnvironment->cullingTest(PhysicsCullingCallback,&info,planes,5,m_dbvt_occlusion_res);
double mvmat[16] = {0};
cam->GetModelviewMatrix().getValue(mvmat);
double pmat[16] = {0};
cam->GetProjectionMatrix().getValue(pmat);
dbvt_culling = m_physicsEnvironment->cullingTest(PhysicsCullingCallback,&info,planes,5,m_dbvt_occlusion_res,
KX_GetActiveEngine()->GetCanvas()->GetViewPort(),
mvmat, pmat);
}
if (!dbvt_culling) {
// the physics engine couldn't help us, do it the hard way