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Code Releases Wiki Activity

Minor Optimization to Occlusion Culling

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This commit is contained in:
Rudolph Bester
2025-07-12 20:54:53 +02:00
parent c81fd6c512
commit 56e04635a7
5 changed files with 32 additions and 47 deletions
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3
servers/rendering/renderer_scene_cull.cpp
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@@ -2824,6 +2824,7 @@ void RendererSceneCull::_scene_cull(CullData &cull_data, InstanceCullResult &cul
Transform3D inv_cam_transform = cull_data.cam_transform.inverse();
float z_near = cull_data.camera_matrix->get_z_near();
bool is_orthogonal = cull_data.camera_matrix->is_orthogonal();
for (uint64_t i = p_from; i < p_to; i++) {
bool mesh_visible = false;
@@ -2838,7 +2839,7 @@ void RendererSceneCull::_scene_cull(CullData &cull_data, InstanceCullResult &cul
#define VIS_RANGE_CHECK ((idata.visibility_index == -1) || _visibility_range_check<false>(cull_data.scenario->instance_visibility[idata.visibility_index], cull_data.cam_transform.origin, cull_data.visibility_viewport_mask) == 0)
#define VIS_PARENT_CHECK (_visibility_parent_check(cull_data, idata))
#define VIS_CHECK (visibility_check < 0 ? (visibility_check = (visibility_flags != InstanceData::FLAG_VISIBILITY_DEPENDENCY_NEEDS_CHECK || (VIS_RANGE_CHECK && VIS_PARENT_CHECK))) : visibility_check)
#define OCCLUSION_CULLED (cull_data.occlusion_buffer != nullptr && (cull_data.scenario->instance_data[i].flags & InstanceData::FLAG_IGNORE_OCCLUSION_CULLING) == 0 && cull_data.occlusion_buffer->is_occluded(cull_data.scenario->instance_aabbs[i].bounds, cull_data.cam_transform.origin, inv_cam_transform, *cull_data.camera_matrix, z_near, cull_data.scenario->instance_data[i].occlusion_timeout))
#define OCCLUSION_CULLED (cull_data.occlusion_buffer != nullptr && (cull_data.scenario->instance_data[i].flags & InstanceData::FLAG_IGNORE_OCCLUSION_CULLING) == 0 && cull_data.occlusion_buffer->is_occluded(cull_data.scenario->instance_aabbs[i].bounds, cull_data.cam_transform.origin, inv_cam_transform, *cull_data.camera_matrix, z_near, is_orthogonal, cull_data.scenario->instance_data[i].occlusion_timeout))
if (!HIDDEN_BY_VISIBILITY_CHECKS) {
if ((LAYER_CHECK && IN_FRUSTUM(cull_data.cull->frustum) && VIS_CHECK && !OCCLUSION_CULLED) || (cull_data.scenario->instance_data[i].flags & InstanceData::FLAG_IGNORE_ALL_CULLING)) {