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Differential D10082 Diff 32640 intern/cycles/blender/blender_object_cull.cpp

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intern/cycles/blender/blender_object_cull.cpp

Show All 28 Lines : use_scene_camera_cull_(false),
camera_cull_margin_(0.0f), camera_cull_margin_(0.0f),
use_scene_distance_cull_(false), use_scene_distance_cull_(false),
use_distance_cull_(false), use_distance_cull_(false),
distance_cull_margin_(0.0f) distance_cull_margin_(0.0f)
{ {
if (b_scene.render().use_simplify()) { if (b_scene.render().use_simplify()) {
PointerRNA cscene = RNA_pointer_get(&b_scene.ptr, "cycles"); PointerRNA cscene = RNA_pointer_get(&b_scene.ptr, "cycles");
use_scene_camera_cull_ = scene->camera->get_camera_type() != CAMERA_PANORAMA && use_scene_camera_cull_ = scene->get_camera()->get_camera_type() != CAMERA_PANORAMA &&
!b_scene.render().use_multiview() && !b_scene.render().use_multiview() &&
get_boolean(cscene, "use_camera_cull"); get_boolean(cscene, "use_camera_cull");
use_scene_distance_cull_ = scene->camera->get_camera_type() != CAMERA_PANORAMA && use_scene_distance_cull_ = scene->get_camera()->get_camera_type() != CAMERA_PANORAMA &&
!b_scene.render().use_multiview() && !b_scene.render().use_multiview() &&
get_boolean(cscene, "use_distance_cull"); get_boolean(cscene, "use_distance_cull");
camera_cull_margin_ = get_float(cscene, "camera_cull_margin"); camera_cull_margin_ = get_float(cscene, "camera_cull_margin");
distance_cull_margin_ = get_float(cscene, "distance_cull_margin"); distance_cull_margin_ = get_float(cscene, "distance_cull_margin");
if (distance_cull_margin_ == 0.0f) { if (distance_cull_margin_ == 0.0f) {
use_scene_distance_cull_ = false; use_scene_distance_cull_ = false;
Show All 9 Linesvoid BlenderObjectCulling::init_object(Scene *scene, BL::Object &b_ob)
PointerRNA cobject = RNA_pointer_get(&b_ob.ptr, "cycles"); PointerRNA cobject = RNA_pointer_get(&b_ob.ptr, "cycles");
use_camera_cull_ = use_scene_camera_cull_ && get_boolean(cobject, "use_camera_cull"); use_camera_cull_ = use_scene_camera_cull_ && get_boolean(cobject, "use_camera_cull");
use_distance_cull_ = use_scene_distance_cull_ && get_boolean(cobject, "use_distance_cull"); use_distance_cull_ = use_scene_distance_cull_ && get_boolean(cobject, "use_distance_cull");
if (use_camera_cull_ || use_distance_cull_) { if (use_camera_cull_ || use_distance_cull_) {
/* Need to have proper projection matrix. */ /* Need to have proper projection matrix. */
scene->camera->update(scene); scene->get_camera()->update(scene);
} }
} }
bool BlenderObjectCulling::test(Scene *scene, BL::Object &b_ob, Transform &tfm) bool BlenderObjectCulling::test(Scene *scene, BL::Object &b_ob, Transform &tfm)
{ {
if (!use_camera_cull_ && !use_distance_cull_) { if (!use_camera_cull_ && !use_distance_cull_) {
return false; return false;
} }
Show All 13 Lines return ((camera_culled && distance_culled) || (camera_culled && !use_distance_cull_) ||
(distance_culled && !use_camera_cull_)); (distance_culled && !use_camera_cull_));
} }
/* TODO(sergey): Not really optimal, consider approaches based on k-DOP in order /* TODO(sergey): Not really optimal, consider approaches based on k-DOP in order
* to reduce number of objects which are wrongly considered visible. * to reduce number of objects which are wrongly considered visible.
*/ */
bool BlenderObjectCulling::test_camera(Scene *scene, float3 bb[8]) bool BlenderObjectCulling::test_camera(Scene *scene, float3 bb[8])
{ {
Camera *cam = scene->camera; Camera *cam = scene->get_camera();
const ProjectionTransform &worldtondc = cam->worldtondc; const ProjectionTransform &worldtondc = cam->get_worldtondc();
float3 bb_min = make_float3(FLT_MAX, FLT_MAX, FLT_MAX), float3 bb_min = make_float3(FLT_MAX, FLT_MAX, FLT_MAX),
bb_max = make_float3(-FLT_MAX, -FLT_MAX, -FLT_MAX); bb_max = make_float3(-FLT_MAX, -FLT_MAX, -FLT_MAX);
bool all_behind = true; bool all_behind = true;
for (int i = 0; i < 8; ++i) { for (int i = 0; i < 8; ++i) {
float3 p = bb[i]; float3 p = bb[i];
float4 b = make_float4(p.x, p.y, p.z, 1.0f); float4 b = make_float4(p.x, p.y, p.z, 1.0f);
float4 c = make_float4( float4 c = make_float4(
dot(worldtondc.x, b), dot(worldtondc.y, b), dot(worldtondc.z, b), dot(worldtondc.w, b)); dot(worldtondc.x, b), dot(worldtondc.y, b), dot(worldtondc.z, b), dot(worldtondc.w, b));
Show All 12 Lines if (all_behind) {
return true; return true;
} }
return (bb_min.x >= 1.0f + camera_cull_margin_ || bb_min.y >= 1.0f + camera_cull_margin_ || return (bb_min.x >= 1.0f + camera_cull_margin_ || bb_min.y >= 1.0f + camera_cull_margin_ ||
bb_max.x <= -camera_cull_margin_ || bb_max.y <= -camera_cull_margin_); bb_max.x <= -camera_cull_margin_ || bb_max.y <= -camera_cull_margin_);
} }
bool BlenderObjectCulling::test_distance(Scene *scene, float3 bb[8]) bool BlenderObjectCulling::test_distance(Scene *scene, float3 bb[8])
{ {
float3 camera_position = transform_get_column(&scene->camera->get_matrix(), 3); float3 camera_position = transform_get_column(&scene->get_camera()->get_matrix(), 3);
float3 bb_min = make_float3(FLT_MAX, FLT_MAX, FLT_MAX), float3 bb_min = make_float3(FLT_MAX, FLT_MAX, FLT_MAX),
bb_max = make_float3(-FLT_MAX, -FLT_MAX, -FLT_MAX); bb_max = make_float3(-FLT_MAX, -FLT_MAX, -FLT_MAX);
/* Find min & max points for x & y & z on bounding box */ /* Find min & max points for x & y & z on bounding box */
for (int i = 0; i < 8; ++i) { for (int i = 0; i < 8; ++i) {
float3 p = bb[i]; float3 p = bb[i];
bb_min = min(bb_min, p); bb_min = min(bb_min, p);
bb_max = max(bb_max, p); bb_max = max(bb_max, p);
} }
float3 closest_point = max(min(bb_max, camera_position), bb_min); float3 closest_point = max(min(bb_max, camera_position), bb_min);
return (len_squared(camera_position - closest_point) > return (len_squared(camera_position - closest_point) >
distance_cull_margin_ * distance_cull_margin_); distance_cull_margin_ * distance_cull_margin_);
} }
CCL_NAMESPACE_END CCL_NAMESPACE_END