void CClientLeafSystem::ProjectFlashlight( ClientLeafShadowHandle_t handle, const VMatrix &worldToShadow )
{
// Remove the shadow from any leaves it current exists in
RemoveShadowFromLeaves( handle );
RemoveShadowFromRenderables( handle );
Assert( ( m_Shadows[handle].m_Flags & SHADOW_FLAGS_PROJECTED_TEXTURE_TYPE_MASK ) == SHADOW_FLAGS_FLASHLIGHT );
// This will help us to avoid adding the shadow multiple times to a renderable
++m_ShadowEnum;
// Use an AABB around the frustum to enumerate leaves.
Vector mins, maxs;
CalculateAABBFromProjectionMatrix( worldToShadow, &mins, &maxs );
CShadowLeafEnum leafEnum;
ISpatialQuery* pQuery = engine->GetBSPTreeQuery();
pQuery->EnumerateLeavesInBox( mins, maxs, &leafEnum, handle );
}
static int vmatrix_CalculateAABBFromProjectionMatrix (lua_State *L) {
CalculateAABBFromProjectionMatrix(luaL_checkvmatrix(L, 1), &luaL_checkvector(L, 2), &luaL_checkvector(L, 3));
return 0;
}
