Method update_transforms

src/world/render_world.cpp:981–1031

}

void RenderWorld::update_transforms(const UnitId *begin, const UnitId *end, const Matrix4x4 *world)
{
	MeshManager::MeshInstanceData &mid = _mesh_manager._data;
	SpriteManager::SpriteInstanceData &sid = _sprite_manager._data;
	LightManager::LightInstanceData &lid = _light_manager._data;
	LodGroupManager::LodGroupInstanceData &lgd = _lod_group_manager._data;

	for (; begin != end; ++begin, ++world) {
		if (_mesh_manager.has(*begin)) {
			MeshId mesh = _mesh_manager.mesh(*begin);
			const u32 mesh_i = _mesh_manager.index(mesh);
			mid.world[mesh_i] = *world;

			_mesh_manager._data.flags[mesh_i] |= RenderableFlags::DIRTY;
			_mesh_manager._dirty = true;
		}

		if (_sprite_manager.has(*begin)) {
			SpriteId sprite = _sprite_manager.sprite(*begin);
			sid.world[sprite.i] = *world;

			_sprite_manager._data.flags[sprite.i] |= RenderableFlags::DIRTY;
			_sprite_manager._dirty = true;
		}

		if (_lod_group_manager.has(*begin)) {
			LodGroupId lod_group = _lod_group_manager.lod_group(*begin);
			lgd.world[lod_group.i] = *world;

			culling_set::update(_cullable_objects
				, CullableType::LOD_GROUP
				, lod_group.i
				, lgd.sphere[lod_group.i]
				, lgd.world[lod_group.i]
				);
		}

		if (_light_manager.has(*begin)) {
			LightId light = _light_manager.light(*begin);

			Vector3 pos = translation(*world);
			Vector3 dir = -z(*world);
			normalize(dir);

			lid.shader[light.i].position = pos;
			lid.shader[light.i].direction = dir;

			_light_manager._dirty = true;
		}
	}
}

// From BGFX's 16-shadowmaps example.
static void mtxYawPitchRoll(f32 *_result