2020-02-02 11:04:19 +00:00
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/*
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* Copyright 2011-2020 Blender Foundation
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "bvh/bvh.h"
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2020-12-10 13:18:25 +00:00
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#include "bvh/bvh2.h"
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2020-02-02 11:04:19 +00:00
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2020-06-05 09:39:11 +00:00
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#include "device/device.h"
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2020-02-02 11:04:19 +00:00
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#include "render/attribute.h"
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#include "render/camera.h"
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#include "render/geometry.h"
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#include "render/hair.h"
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#include "render/light.h"
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#include "render/mesh.h"
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#include "render/nodes.h"
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#include "render/object.h"
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#include "render/scene.h"
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#include "render/shader.h"
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#include "render/stats.h"
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2020-08-19 13:46:50 +00:00
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#include "render/volume.h"
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2020-02-02 11:04:19 +00:00
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#include "subd/subd_patch_table.h"
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2020-03-19 08:33:03 +00:00
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#include "subd/subd_split.h"
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2020-02-02 11:04:19 +00:00
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#include "kernel/osl/osl_globals.h"
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#include "util/util_foreach.h"
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#include "util/util_logging.h"
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#include "util/util_progress.h"
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2020-12-10 13:18:25 +00:00
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#include "util/util_task.h"
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2020-02-02 11:04:19 +00:00
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CCL_NAMESPACE_BEGIN
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/* Geometry */
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NODE_ABSTRACT_DEFINE(Geometry)
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{
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NodeType *type = NodeType::add("geometry_base", NULL);
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SOCKET_UINT(motion_steps, "Motion Steps", 3);
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SOCKET_BOOLEAN(use_motion_blur, "Use Motion Blur", false);
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2020-11-04 10:17:38 +00:00
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SOCKET_NODE_ARRAY(used_shaders, "Shaders", &Shader::node_type);
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2020-02-02 11:04:19 +00:00
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return type;
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}
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2020-02-03 20:40:58 +00:00
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Geometry::Geometry(const NodeType *node_type, const Type type)
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2020-11-04 10:17:38 +00:00
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: Node(node_type), geometry_type(type), attributes(this, ATTR_PRIM_GEOMETRY)
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2020-02-02 11:04:19 +00:00
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{
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need_update_rebuild = false;
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transform_applied = false;
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transform_negative_scaled = false;
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transform_normal = transform_identity();
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bounds = BoundBox::empty;
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has_volume = false;
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has_surface_bssrdf = false;
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bvh = NULL;
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attr_map_offset = 0;
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optix_prim_offset = 0;
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prim_offset = 0;
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}
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Geometry::~Geometry()
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{
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delete bvh;
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}
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2020-10-31 16:21:07 +00:00
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void Geometry::clear(bool preserve_shaders)
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2020-02-02 11:04:19 +00:00
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{
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2020-10-31 16:21:07 +00:00
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if (!preserve_shaders)
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used_shaders.clear();
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2020-02-02 11:04:19 +00:00
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transform_applied = false;
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transform_negative_scaled = false;
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transform_normal = transform_identity();
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}
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bool Geometry::need_attribute(Scene *scene, AttributeStandard std)
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{
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if (std == ATTR_STD_NONE)
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return false;
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if (scene->need_global_attribute(std))
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return true;
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2020-11-04 10:17:38 +00:00
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foreach (Node *node, used_shaders) {
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Shader *shader = static_cast<Shader *>(node);
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2020-02-02 11:04:19 +00:00
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if (shader->attributes.find(std))
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return true;
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2020-11-04 10:17:38 +00:00
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}
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2020-02-02 11:04:19 +00:00
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return false;
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}
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bool Geometry::need_attribute(Scene * /*scene*/, ustring name)
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{
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if (name == ustring())
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return false;
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2020-11-04 10:17:38 +00:00
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foreach (Node *node, used_shaders) {
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Shader *shader = static_cast<Shader *>(node);
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2020-02-02 11:04:19 +00:00
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if (shader->attributes.find(name))
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return true;
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2020-11-04 10:17:38 +00:00
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}
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2020-02-02 11:04:19 +00:00
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return false;
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}
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2020-10-26 14:37:07 +00:00
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AttributeRequestSet Geometry::needed_attributes()
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{
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AttributeRequestSet result;
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2020-11-04 10:17:38 +00:00
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foreach (Node *node, used_shaders) {
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Shader *shader = static_cast<Shader *>(node);
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2020-10-26 14:37:07 +00:00
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result.add(shader->attributes);
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2020-11-04 10:17:38 +00:00
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}
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2020-10-26 14:37:07 +00:00
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return result;
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}
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2020-02-02 11:04:19 +00:00
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float Geometry::motion_time(int step) const
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{
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return (motion_steps > 1) ? 2.0f * step / (motion_steps - 1) - 1.0f : 0.0f;
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}
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int Geometry::motion_step(float time) const
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{
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if (motion_steps > 1) {
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int attr_step = 0;
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for (int step = 0; step < motion_steps; step++) {
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float step_time = motion_time(step);
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if (step_time == time) {
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return attr_step;
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}
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/* Center step is stored in a separate attribute. */
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if (step != motion_steps / 2) {
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attr_step++;
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}
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}
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}
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return -1;
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}
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bool Geometry::need_build_bvh(BVHLayout layout) const
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{
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2020-12-10 13:18:25 +00:00
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return is_instanced() || layout == BVH_LAYOUT_OPTIX || layout == BVH_LAYOUT_MULTI_OPTIX ||
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layout == BVH_LAYOUT_MULTI_OPTIX_EMBREE;
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2020-02-02 11:04:19 +00:00
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}
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bool Geometry::is_instanced() const
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{
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/* Currently we treat subsurface objects as instanced.
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*
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* While it might be not very optimal for ray traversal, it avoids having
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* duplicated BVH in the memory, saving quite some space.
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*/
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return !transform_applied || has_surface_bssrdf;
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}
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bool Geometry::has_true_displacement() const
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{
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2020-11-04 10:17:38 +00:00
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foreach (Node *node, used_shaders) {
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Shader *shader = static_cast<Shader *>(node);
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if (shader->has_displacement && shader->get_displacement_method() != DISPLACE_BUMP) {
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2020-02-02 11:04:19 +00:00
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return true;
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}
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}
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return false;
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}
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void Geometry::compute_bvh(
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Device *device, DeviceScene *dscene, SceneParams *params, Progress *progress, int n, int total)
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{
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if (progress->get_cancel())
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return;
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compute_bounds();
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const BVHLayout bvh_layout = BVHParams::best_bvh_layout(params->bvh_layout,
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device->get_bvh_layout_mask());
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if (need_build_bvh(bvh_layout)) {
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string msg = "Updating Geometry BVH ";
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if (name.empty())
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msg += string_printf("%u/%u", (uint)(n + 1), (uint)total);
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else
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msg += string_printf("%s %u/%u", name.c_str(), (uint)(n + 1), (uint)total);
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Object object;
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2020-11-04 10:17:38 +00:00
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object.set_geometry(this);
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2020-02-02 11:04:19 +00:00
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vector<Geometry *> geometry;
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geometry.push_back(this);
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vector<Object *> objects;
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objects.push_back(&object);
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if (bvh && !need_update_rebuild) {
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progress->set_status(msg, "Refitting BVH");
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bvh->geometry = geometry;
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bvh->objects = objects;
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2020-12-10 13:18:25 +00:00
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device->build_bvh(bvh, *progress, true);
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2020-02-02 11:04:19 +00:00
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}
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else {
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progress->set_status(msg, "Building BVH");
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BVHParams bparams;
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bparams.use_spatial_split = params->use_bvh_spatial_split;
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bparams.bvh_layout = bvh_layout;
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bparams.use_unaligned_nodes = dscene->data.bvh.have_curves &&
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params->use_bvh_unaligned_nodes;
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bparams.num_motion_triangle_steps = params->num_bvh_time_steps;
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bparams.num_motion_curve_steps = params->num_bvh_time_steps;
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bparams.bvh_type = params->bvh_type;
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2020-06-10 17:07:07 +00:00
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bparams.curve_subdivisions = params->curve_subdivisions();
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2020-02-02 11:04:19 +00:00
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delete bvh;
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2020-09-01 12:47:34 +00:00
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bvh = BVH::create(bparams, geometry, objects, device);
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2020-12-10 13:18:25 +00:00
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MEM_GUARDED_CALL(progress, device->build_bvh, bvh, *progress, false);
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2020-02-02 11:04:19 +00:00
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}
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}
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2020-11-04 10:17:38 +00:00
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clear_modified();
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2020-02-02 11:04:19 +00:00
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need_update_rebuild = false;
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}
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bool Geometry::has_motion_blur() const
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{
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return (use_motion_blur && attributes.find(ATTR_STD_MOTION_VERTEX_POSITION));
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}
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bool Geometry::has_voxel_attributes() const
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{
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foreach (const Attribute &attr, attributes.attributes) {
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if (attr.element == ATTR_ELEMENT_VOXEL) {
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return true;
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}
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}
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return false;
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}
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void Geometry::tag_update(Scene *scene, bool rebuild)
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{
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2020-11-04 10:17:38 +00:00
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tag_modified();
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2020-02-02 11:04:19 +00:00
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if (rebuild) {
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need_update_rebuild = true;
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scene->light_manager->need_update = true;
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}
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else {
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2020-11-04 10:17:38 +00:00
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foreach (Node *node, used_shaders) {
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Shader *shader = static_cast<Shader *>(node);
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2020-02-02 11:04:19 +00:00
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if (shader->has_surface_emission)
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scene->light_manager->need_update = true;
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2020-11-04 10:17:38 +00:00
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}
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2020-02-02 11:04:19 +00:00
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}
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scene->geometry_manager->need_update = true;
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scene->object_manager->need_update = true;
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}
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/* Geometry Manager */
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GeometryManager::GeometryManager()
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{
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need_update = true;
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need_flags_update = true;
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}
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GeometryManager::~GeometryManager()
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{
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}
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void GeometryManager::update_osl_attributes(Device *device,
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Scene *scene,
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vector<AttributeRequestSet> &geom_attributes)
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{
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#ifdef WITH_OSL
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/* for OSL, a hash map is used to lookup the attribute by name. */
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OSLGlobals *og = (OSLGlobals *)device->osl_memory();
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og->object_name_map.clear();
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og->attribute_map.clear();
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og->object_names.clear();
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og->attribute_map.resize(scene->objects.size() * ATTR_PRIM_TYPES);
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for (size_t i = 0; i < scene->objects.size(); i++) {
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/* set object name to object index map */
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Object *object = scene->objects[i];
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og->object_name_map[object->name] = i;
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og->object_names.push_back(object->name);
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/* set object attributes */
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foreach (ParamValue &attr, object->attributes) {
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OSLGlobals::Attribute osl_attr;
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osl_attr.type = attr.type();
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osl_attr.desc.element = ATTR_ELEMENT_OBJECT;
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osl_attr.value = attr;
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osl_attr.desc.offset = 0;
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osl_attr.desc.flags = 0;
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2020-02-03 20:40:58 +00:00
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og->attribute_map[i * ATTR_PRIM_TYPES + ATTR_PRIM_GEOMETRY][attr.name()] = osl_attr;
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2020-02-02 11:04:19 +00:00
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og->attribute_map[i * ATTR_PRIM_TYPES + ATTR_PRIM_SUBD][attr.name()] = osl_attr;
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}
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/* find geometry attributes */
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2020-10-26 14:37:07 +00:00
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size_t j = object->geometry->index;
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assert(j < scene->geometry.size() && scene->geometry[j] == object->geometry);
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2020-02-02 11:04:19 +00:00
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AttributeRequestSet &attributes = geom_attributes[j];
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2020-10-26 14:37:07 +00:00
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/* set mesh attributes */
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2020-02-02 11:04:19 +00:00
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foreach (AttributeRequest &req, attributes.requests) {
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OSLGlobals::Attribute osl_attr;
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2020-02-03 20:40:58 +00:00
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if (req.desc.element != ATTR_ELEMENT_NONE) {
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osl_attr.desc = req.desc;
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2020-02-02 11:04:19 +00:00
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2020-02-03 20:40:58 +00:00
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if (req.type == TypeDesc::TypeFloat)
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2020-02-02 11:04:19 +00:00
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osl_attr.type = TypeDesc::TypeFloat;
|
2020-02-03 20:40:58 +00:00
|
|
|
else if (req.type == TypeDesc::TypeMatrix)
|
2020-02-02 11:04:19 +00:00
|
|
|
osl_attr.type = TypeDesc::TypeMatrix;
|
2020-02-03 20:40:58 +00:00
|
|
|
else if (req.type == TypeFloat2)
|
2020-02-02 11:04:19 +00:00
|
|
|
osl_attr.type = TypeFloat2;
|
2020-02-03 20:40:58 +00:00
|
|
|
else if (req.type == TypeRGBA)
|
2020-02-02 11:04:19 +00:00
|
|
|
osl_attr.type = TypeRGBA;
|
|
|
|
else
|
|
|
|
osl_attr.type = TypeDesc::TypeColor;
|
|
|
|
|
|
|
|
if (req.std != ATTR_STD_NONE) {
|
|
|
|
/* if standard attribute, add lookup by geom: name convention */
|
|
|
|
ustring stdname(string("geom:") + string(Attribute::standard_name(req.std)));
|
2020-02-03 20:40:58 +00:00
|
|
|
og->attribute_map[i * ATTR_PRIM_TYPES + ATTR_PRIM_GEOMETRY][stdname] = osl_attr;
|
2020-02-02 11:04:19 +00:00
|
|
|
}
|
|
|
|
else if (req.name != ustring()) {
|
|
|
|
/* add lookup by geometry attribute name */
|
2020-02-03 20:40:58 +00:00
|
|
|
og->attribute_map[i * ATTR_PRIM_TYPES + ATTR_PRIM_GEOMETRY][req.name] = osl_attr;
|
2020-02-02 11:04:19 +00:00
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
if (req.subd_desc.element != ATTR_ELEMENT_NONE) {
|
|
|
|
osl_attr.desc = req.subd_desc;
|
|
|
|
|
|
|
|
if (req.subd_type == TypeDesc::TypeFloat)
|
|
|
|
osl_attr.type = TypeDesc::TypeFloat;
|
|
|
|
else if (req.subd_type == TypeDesc::TypeMatrix)
|
|
|
|
osl_attr.type = TypeDesc::TypeMatrix;
|
|
|
|
else if (req.subd_type == TypeFloat2)
|
|
|
|
osl_attr.type = TypeFloat2;
|
|
|
|
else if (req.subd_type == TypeRGBA)
|
|
|
|
osl_attr.type = TypeRGBA;
|
|
|
|
else
|
|
|
|
osl_attr.type = TypeDesc::TypeColor;
|
|
|
|
|
|
|
|
if (req.std != ATTR_STD_NONE) {
|
|
|
|
/* if standard attribute, add lookup by geom: name convention */
|
|
|
|
ustring stdname(string("geom:") + string(Attribute::standard_name(req.std)));
|
|
|
|
og->attribute_map[i * ATTR_PRIM_TYPES + ATTR_PRIM_SUBD][stdname] = osl_attr;
|
|
|
|
}
|
|
|
|
else if (req.name != ustring()) {
|
|
|
|
/* add lookup by geometry attribute name */
|
|
|
|
og->attribute_map[i * ATTR_PRIM_TYPES + ATTR_PRIM_SUBD][req.name] = osl_attr;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
#else
|
|
|
|
(void)device;
|
|
|
|
(void)scene;
|
|
|
|
(void)geom_attributes;
|
|
|
|
#endif
|
|
|
|
}
|
|
|
|
|
2020-10-26 14:37:07 +00:00
|
|
|
/* Generate a normal attribute map entry from an attribute descriptor. */
|
|
|
|
static void emit_attribute_map_entry(
|
|
|
|
uint4 *attr_map, int index, uint id, TypeDesc type, const AttributeDescriptor &desc)
|
|
|
|
{
|
|
|
|
attr_map[index].x = id;
|
|
|
|
attr_map[index].y = desc.element;
|
|
|
|
attr_map[index].z = as_uint(desc.offset);
|
|
|
|
|
|
|
|
if (type == TypeDesc::TypeFloat)
|
|
|
|
attr_map[index].w = NODE_ATTR_FLOAT;
|
|
|
|
else if (type == TypeDesc::TypeMatrix)
|
|
|
|
attr_map[index].w = NODE_ATTR_MATRIX;
|
|
|
|
else if (type == TypeFloat2)
|
|
|
|
attr_map[index].w = NODE_ATTR_FLOAT2;
|
|
|
|
else if (type == TypeFloat4)
|
|
|
|
attr_map[index].w = NODE_ATTR_FLOAT4;
|
|
|
|
else if (type == TypeRGBA)
|
|
|
|
attr_map[index].w = NODE_ATTR_RGBA;
|
|
|
|
else
|
|
|
|
attr_map[index].w = NODE_ATTR_FLOAT3;
|
|
|
|
|
|
|
|
attr_map[index].w |= desc.flags << 8;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* Generate an attribute map end marker, optionally including a link to another map.
|
|
|
|
* Links are used to connect object attribute maps to mesh attribute maps. */
|
|
|
|
static void emit_attribute_map_terminator(uint4 *attr_map, int index, bool chain, uint chain_link)
|
|
|
|
{
|
|
|
|
for (int j = 0; j < ATTR_PRIM_TYPES; j++) {
|
|
|
|
attr_map[index + j].x = ATTR_STD_NONE;
|
|
|
|
attr_map[index + j].y = chain; /* link is valid flag */
|
|
|
|
attr_map[index + j].z = chain ? chain_link + j : 0; /* link to the correct sub-entry */
|
|
|
|
attr_map[index + j].w = 0;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
/* Generate all necessary attribute map entries from the attribute request. */
|
|
|
|
static void emit_attribute_mapping(
|
|
|
|
uint4 *attr_map, int index, Scene *scene, AttributeRequest &req, Geometry *geom)
|
|
|
|
{
|
|
|
|
uint id;
|
|
|
|
|
|
|
|
if (req.std == ATTR_STD_NONE)
|
|
|
|
id = scene->shader_manager->get_attribute_id(req.name);
|
|
|
|
else
|
|
|
|
id = scene->shader_manager->get_attribute_id(req.std);
|
|
|
|
|
|
|
|
emit_attribute_map_entry(attr_map, index, id, req.type, req.desc);
|
|
|
|
|
2020-11-04 10:17:38 +00:00
|
|
|
if (geom->is_mesh()) {
|
2020-10-26 14:37:07 +00:00
|
|
|
Mesh *mesh = static_cast<Mesh *>(geom);
|
2020-11-04 10:17:38 +00:00
|
|
|
if (mesh->get_num_subd_faces()) {
|
2020-10-26 14:37:07 +00:00
|
|
|
emit_attribute_map_entry(attr_map, index + 1, id, req.subd_type, req.subd_desc);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2020-02-02 11:04:19 +00:00
|
|
|
void GeometryManager::update_svm_attributes(Device *,
|
|
|
|
DeviceScene *dscene,
|
|
|
|
Scene *scene,
|
2020-10-26 14:37:07 +00:00
|
|
|
vector<AttributeRequestSet> &geom_attributes,
|
|
|
|
vector<AttributeRequestSet> &object_attributes)
|
2020-02-02 11:04:19 +00:00
|
|
|
{
|
|
|
|
/* for SVM, the attributes_map table is used to lookup the offset of an
|
|
|
|
* attribute, based on a unique shader attribute id. */
|
|
|
|
|
|
|
|
/* compute array stride */
|
|
|
|
int attr_map_size = 0;
|
|
|
|
|
|
|
|
for (size_t i = 0; i < scene->geometry.size(); i++) {
|
|
|
|
Geometry *geom = scene->geometry[i];
|
|
|
|
geom->attr_map_offset = attr_map_size;
|
|
|
|
attr_map_size += (geom_attributes[i].size() + 1) * ATTR_PRIM_TYPES;
|
|
|
|
}
|
|
|
|
|
2020-10-26 14:37:07 +00:00
|
|
|
for (size_t i = 0; i < scene->objects.size(); i++) {
|
|
|
|
Object *object = scene->objects[i];
|
|
|
|
|
|
|
|
/* only allocate a table for the object if it actually has attributes */
|
|
|
|
if (object_attributes[i].size() == 0) {
|
|
|
|
object->attr_map_offset = 0;
|
|
|
|
}
|
|
|
|
else {
|
|
|
|
object->attr_map_offset = attr_map_size;
|
|
|
|
attr_map_size += (object_attributes[i].size() + 1) * ATTR_PRIM_TYPES;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2020-02-02 11:04:19 +00:00
|
|
|
if (attr_map_size == 0)
|
|
|
|
return;
|
|
|
|
|
|
|
|
/* create attribute map */
|
|
|
|
uint4 *attr_map = dscene->attributes_map.alloc(attr_map_size);
|
|
|
|
memset(attr_map, 0, dscene->attributes_map.size() * sizeof(uint));
|
|
|
|
|
|
|
|
for (size_t i = 0; i < scene->geometry.size(); i++) {
|
|
|
|
Geometry *geom = scene->geometry[i];
|
|
|
|
AttributeRequestSet &attributes = geom_attributes[i];
|
|
|
|
|
2020-10-26 14:37:07 +00:00
|
|
|
/* set geometry attributes */
|
2020-02-02 11:04:19 +00:00
|
|
|
int index = geom->attr_map_offset;
|
|
|
|
|
|
|
|
foreach (AttributeRequest &req, attributes.requests) {
|
2020-10-26 14:37:07 +00:00
|
|
|
emit_attribute_mapping(attr_map, index, scene, req, geom);
|
|
|
|
index += ATTR_PRIM_TYPES;
|
|
|
|
}
|
2020-02-02 11:04:19 +00:00
|
|
|
|
2020-10-26 14:37:07 +00:00
|
|
|
emit_attribute_map_terminator(attr_map, index, false, 0);
|
|
|
|
}
|
2020-02-02 11:04:19 +00:00
|
|
|
|
2020-10-26 14:37:07 +00:00
|
|
|
for (size_t i = 0; i < scene->objects.size(); i++) {
|
|
|
|
Object *object = scene->objects[i];
|
|
|
|
AttributeRequestSet &attributes = object_attributes[i];
|
2020-02-02 11:04:19 +00:00
|
|
|
|
2020-10-26 14:37:07 +00:00
|
|
|
/* set object attributes */
|
|
|
|
if (attributes.size() > 0) {
|
|
|
|
int index = object->attr_map_offset;
|
|
|
|
|
|
|
|
foreach (AttributeRequest &req, attributes.requests) {
|
|
|
|
emit_attribute_mapping(attr_map, index, scene, req, object->geometry);
|
|
|
|
index += ATTR_PRIM_TYPES;
|
|
|
|
}
|
2020-02-02 11:04:19 +00:00
|
|
|
|
2020-10-26 14:37:07 +00:00
|
|
|
emit_attribute_map_terminator(attr_map, index, true, object->geometry->attr_map_offset);
|
2020-02-02 11:04:19 +00:00
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
/* copy to device */
|
|
|
|
dscene->attributes_map.copy_to_device();
|
|
|
|
}
|
|
|
|
|
|
|
|
static void update_attribute_element_size(Geometry *geom,
|
|
|
|
Attribute *mattr,
|
|
|
|
AttributePrimitive prim,
|
|
|
|
size_t *attr_float_size,
|
|
|
|
size_t *attr_float2_size,
|
|
|
|
size_t *attr_float3_size,
|
|
|
|
size_t *attr_uchar4_size)
|
|
|
|
{
|
|
|
|
if (mattr) {
|
|
|
|
size_t size = mattr->element_size(geom, prim);
|
|
|
|
|
|
|
|
if (mattr->element == ATTR_ELEMENT_VOXEL) {
|
|
|
|
/* pass */
|
|
|
|
}
|
|
|
|
else if (mattr->element == ATTR_ELEMENT_CORNER_BYTE) {
|
|
|
|
*attr_uchar4_size += size;
|
|
|
|
}
|
|
|
|
else if (mattr->type == TypeDesc::TypeFloat) {
|
|
|
|
*attr_float_size += size;
|
|
|
|
}
|
|
|
|
else if (mattr->type == TypeFloat2) {
|
|
|
|
*attr_float2_size += size;
|
|
|
|
}
|
|
|
|
else if (mattr->type == TypeDesc::TypeMatrix) {
|
|
|
|
*attr_float3_size += size * 4;
|
|
|
|
}
|
|
|
|
else {
|
|
|
|
*attr_float3_size += size;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2020-11-04 10:17:38 +00:00
|
|
|
void GeometryManager::update_attribute_element_offset(Geometry *geom,
|
|
|
|
device_vector<float> &attr_float,
|
|
|
|
size_t &attr_float_offset,
|
|
|
|
device_vector<float2> &attr_float2,
|
|
|
|
size_t &attr_float2_offset,
|
|
|
|
device_vector<float4> &attr_float3,
|
|
|
|
size_t &attr_float3_offset,
|
|
|
|
device_vector<uchar4> &attr_uchar4,
|
|
|
|
size_t &attr_uchar4_offset,
|
|
|
|
Attribute *mattr,
|
|
|
|
AttributePrimitive prim,
|
|
|
|
TypeDesc &type,
|
|
|
|
AttributeDescriptor &desc)
|
2020-02-02 11:04:19 +00:00
|
|
|
{
|
|
|
|
if (mattr) {
|
|
|
|
/* store element and type */
|
|
|
|
desc.element = mattr->element;
|
|
|
|
desc.flags = mattr->flags;
|
|
|
|
type = mattr->type;
|
|
|
|
|
|
|
|
/* store attribute data in arrays */
|
|
|
|
size_t size = mattr->element_size(geom, prim);
|
|
|
|
|
|
|
|
AttributeElement &element = desc.element;
|
|
|
|
int &offset = desc.offset;
|
|
|
|
|
|
|
|
if (mattr->element == ATTR_ELEMENT_VOXEL) {
|
|
|
|
/* store slot in offset value */
|
2020-03-08 09:42:11 +00:00
|
|
|
ImageHandle &handle = mattr->data_voxel();
|
|
|
|
offset = handle.svm_slot();
|
2020-02-02 11:04:19 +00:00
|
|
|
}
|
|
|
|
else if (mattr->element == ATTR_ELEMENT_CORNER_BYTE) {
|
|
|
|
uchar4 *data = mattr->data_uchar4();
|
|
|
|
offset = attr_uchar4_offset;
|
|
|
|
|
|
|
|
assert(attr_uchar4.size() >= offset + size);
|
|
|
|
for (size_t k = 0; k < size; k++) {
|
|
|
|
attr_uchar4[offset + k] = data[k];
|
|
|
|
}
|
|
|
|
attr_uchar4_offset += size;
|
|
|
|
}
|
|
|
|
else if (mattr->type == TypeDesc::TypeFloat) {
|
|
|
|
float *data = mattr->data_float();
|
|
|
|
offset = attr_float_offset;
|
|
|
|
|
|
|
|
assert(attr_float.size() >= offset + size);
|
|
|
|
for (size_t k = 0; k < size; k++) {
|
|
|
|
attr_float[offset + k] = data[k];
|
|
|
|
}
|
|
|
|
attr_float_offset += size;
|
|
|
|
}
|
|
|
|
else if (mattr->type == TypeFloat2) {
|
|
|
|
float2 *data = mattr->data_float2();
|
|
|
|
offset = attr_float2_offset;
|
|
|
|
|
|
|
|
assert(attr_float2.size() >= offset + size);
|
|
|
|
for (size_t k = 0; k < size; k++) {
|
|
|
|
attr_float2[offset + k] = data[k];
|
|
|
|
}
|
|
|
|
attr_float2_offset += size;
|
|
|
|
}
|
|
|
|
else if (mattr->type == TypeDesc::TypeMatrix) {
|
|
|
|
Transform *tfm = mattr->data_transform();
|
|
|
|
offset = attr_float3_offset;
|
|
|
|
|
|
|
|
assert(attr_float3.size() >= offset + size * 3);
|
|
|
|
for (size_t k = 0; k < size * 3; k++) {
|
|
|
|
attr_float3[offset + k] = (&tfm->x)[k];
|
|
|
|
}
|
|
|
|
attr_float3_offset += size * 3;
|
|
|
|
}
|
|
|
|
else {
|
|
|
|
float4 *data = mattr->data_float4();
|
|
|
|
offset = attr_float3_offset;
|
|
|
|
|
|
|
|
assert(attr_float3.size() >= offset + size);
|
|
|
|
for (size_t k = 0; k < size; k++) {
|
|
|
|
attr_float3[offset + k] = data[k];
|
|
|
|
}
|
|
|
|
attr_float3_offset += size;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* mesh vertex/curve index is global, not per object, so we sneak
|
|
|
|
* a correction for that in here */
|
2020-11-04 10:17:38 +00:00
|
|
|
if (geom->is_mesh()) {
|
2020-02-02 11:04:19 +00:00
|
|
|
Mesh *mesh = static_cast<Mesh *>(geom);
|
|
|
|
if (mesh->subdivision_type == Mesh::SUBDIVISION_CATMULL_CLARK &&
|
|
|
|
desc.flags & ATTR_SUBDIVIDED) {
|
|
|
|
/* indices for subdivided attributes are retrieved
|
|
|
|
* from patch table so no need for correction here*/
|
|
|
|
}
|
|
|
|
else if (element == ATTR_ELEMENT_VERTEX)
|
|
|
|
offset -= mesh->vert_offset;
|
|
|
|
else if (element == ATTR_ELEMENT_VERTEX_MOTION)
|
|
|
|
offset -= mesh->vert_offset;
|
|
|
|
else if (element == ATTR_ELEMENT_FACE) {
|
2020-02-03 20:40:58 +00:00
|
|
|
if (prim == ATTR_PRIM_GEOMETRY)
|
2020-02-02 11:04:19 +00:00
|
|
|
offset -= mesh->prim_offset;
|
|
|
|
else
|
|
|
|
offset -= mesh->face_offset;
|
|
|
|
}
|
|
|
|
else if (element == ATTR_ELEMENT_CORNER || element == ATTR_ELEMENT_CORNER_BYTE) {
|
2020-02-03 20:40:58 +00:00
|
|
|
if (prim == ATTR_PRIM_GEOMETRY)
|
2020-02-02 11:04:19 +00:00
|
|
|
offset -= 3 * mesh->prim_offset;
|
|
|
|
else
|
|
|
|
offset -= mesh->corner_offset;
|
|
|
|
}
|
|
|
|
}
|
2020-11-04 10:17:38 +00:00
|
|
|
else if (geom->is_hair()) {
|
2020-02-02 11:04:19 +00:00
|
|
|
Hair *hair = static_cast<Hair *>(geom);
|
|
|
|
if (element == ATTR_ELEMENT_CURVE)
|
|
|
|
offset -= hair->prim_offset;
|
|
|
|
else if (element == ATTR_ELEMENT_CURVE_KEY)
|
|
|
|
offset -= hair->curvekey_offset;
|
|
|
|
else if (element == ATTR_ELEMENT_CURVE_KEY_MOTION)
|
|
|
|
offset -= hair->curvekey_offset;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
else {
|
|
|
|
/* attribute not found */
|
|
|
|
desc.element = ATTR_ELEMENT_NONE;
|
|
|
|
desc.offset = 0;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
void GeometryManager::device_update_attributes(Device *device,
|
|
|
|
DeviceScene *dscene,
|
|
|
|
Scene *scene,
|
|
|
|
Progress &progress)
|
|
|
|
{
|
|
|
|
progress.set_status("Updating Mesh", "Computing attributes");
|
|
|
|
|
|
|
|
/* gather per mesh requested attributes. as meshes may have multiple
|
|
|
|
* shaders assigned, this merges the requested attributes that have
|
|
|
|
* been set per shader by the shader manager */
|
|
|
|
vector<AttributeRequestSet> geom_attributes(scene->geometry.size());
|
|
|
|
|
|
|
|
for (size_t i = 0; i < scene->geometry.size(); i++) {
|
|
|
|
Geometry *geom = scene->geometry[i];
|
|
|
|
|
2020-10-26 14:37:07 +00:00
|
|
|
geom->index = i;
|
2020-02-02 11:04:19 +00:00
|
|
|
scene->need_global_attributes(geom_attributes[i]);
|
|
|
|
|
2020-11-04 10:17:38 +00:00
|
|
|
foreach (Node *node, geom->get_used_shaders()) {
|
|
|
|
Shader *shader = static_cast<Shader *>(node);
|
2020-02-02 11:04:19 +00:00
|
|
|
geom_attributes[i].add(shader->attributes);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2020-10-26 14:37:07 +00:00
|
|
|
/* convert object attributes to use the same data structures as geometry ones */
|
|
|
|
vector<AttributeRequestSet> object_attributes(scene->objects.size());
|
|
|
|
vector<AttributeSet> object_attribute_values;
|
|
|
|
|
|
|
|
object_attribute_values.reserve(scene->objects.size());
|
|
|
|
|
|
|
|
for (size_t i = 0; i < scene->objects.size(); i++) {
|
|
|
|
Object *object = scene->objects[i];
|
|
|
|
Geometry *geom = object->geometry;
|
|
|
|
size_t geom_idx = geom->index;
|
|
|
|
|
|
|
|
assert(geom_idx < scene->geometry.size() && scene->geometry[geom_idx] == geom);
|
|
|
|
|
|
|
|
object_attribute_values.push_back(AttributeSet(geom, ATTR_PRIM_GEOMETRY));
|
|
|
|
|
|
|
|
AttributeRequestSet &geom_requests = geom_attributes[geom_idx];
|
|
|
|
AttributeRequestSet &attributes = object_attributes[i];
|
|
|
|
AttributeSet &values = object_attribute_values[i];
|
|
|
|
|
|
|
|
for (size_t j = 0; j < object->attributes.size(); j++) {
|
|
|
|
ParamValue ¶m = object->attributes[j];
|
|
|
|
|
|
|
|
/* add attributes that are requested and not already handled by the mesh */
|
|
|
|
if (geom_requests.find(param.name()) && !geom->attributes.find(param.name())) {
|
|
|
|
attributes.add(param.name());
|
|
|
|
|
|
|
|
Attribute *attr = values.add(param.name(), param.type(), ATTR_ELEMENT_OBJECT);
|
|
|
|
assert(param.datasize() == attr->buffer.size());
|
|
|
|
memcpy(attr->buffer.data(), param.data(), param.datasize());
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2020-02-02 11:04:19 +00:00
|
|
|
/* mesh attribute are stored in a single array per data type. here we fill
|
|
|
|
* those arrays, and set the offset and element type to create attribute
|
|
|
|
* maps next */
|
|
|
|
|
|
|
|
/* Pre-allocate attributes to avoid arrays re-allocation which would
|
|
|
|
* take 2x of overall attribute memory usage.
|
|
|
|
*/
|
|
|
|
size_t attr_float_size = 0;
|
|
|
|
size_t attr_float2_size = 0;
|
|
|
|
size_t attr_float3_size = 0;
|
|
|
|
size_t attr_uchar4_size = 0;
|
2020-10-26 14:37:07 +00:00
|
|
|
|
2020-02-02 11:04:19 +00:00
|
|
|
for (size_t i = 0; i < scene->geometry.size(); i++) {
|
|
|
|
Geometry *geom = scene->geometry[i];
|
|
|
|
AttributeRequestSet &attributes = geom_attributes[i];
|
|
|
|
foreach (AttributeRequest &req, attributes.requests) {
|
2020-02-03 20:40:58 +00:00
|
|
|
Attribute *attr = geom->attributes.find(req);
|
|
|
|
|
|
|
|
update_attribute_element_size(geom,
|
|
|
|
attr,
|
|
|
|
ATTR_PRIM_GEOMETRY,
|
|
|
|
&attr_float_size,
|
|
|
|
&attr_float2_size,
|
|
|
|
&attr_float3_size,
|
|
|
|
&attr_uchar4_size);
|
|
|
|
|
2020-11-04 10:17:38 +00:00
|
|
|
if (geom->is_mesh()) {
|
2020-02-02 11:04:19 +00:00
|
|
|
Mesh *mesh = static_cast<Mesh *>(geom);
|
2020-02-03 20:40:58 +00:00
|
|
|
Attribute *subd_attr = mesh->subd_attributes.find(req);
|
2020-02-02 11:04:19 +00:00
|
|
|
|
|
|
|
update_attribute_element_size(mesh,
|
2020-02-03 20:40:58 +00:00
|
|
|
subd_attr,
|
2020-02-02 11:04:19 +00:00
|
|
|
ATTR_PRIM_SUBD,
|
|
|
|
&attr_float_size,
|
|
|
|
&attr_float2_size,
|
|
|
|
&attr_float3_size,
|
|
|
|
&attr_uchar4_size);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2020-10-26 14:37:07 +00:00
|
|
|
for (size_t i = 0; i < scene->objects.size(); i++) {
|
|
|
|
Object *object = scene->objects[i];
|
|
|
|
|
|
|
|
foreach (Attribute &attr, object_attribute_values[i].attributes) {
|
|
|
|
update_attribute_element_size(object->geometry,
|
|
|
|
&attr,
|
|
|
|
ATTR_PRIM_GEOMETRY,
|
|
|
|
&attr_float_size,
|
|
|
|
&attr_float2_size,
|
|
|
|
&attr_float3_size,
|
|
|
|
&attr_uchar4_size);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2020-02-02 11:04:19 +00:00
|
|
|
dscene->attributes_float.alloc(attr_float_size);
|
|
|
|
dscene->attributes_float2.alloc(attr_float2_size);
|
|
|
|
dscene->attributes_float3.alloc(attr_float3_size);
|
|
|
|
dscene->attributes_uchar4.alloc(attr_uchar4_size);
|
|
|
|
|
|
|
|
size_t attr_float_offset = 0;
|
|
|
|
size_t attr_float2_offset = 0;
|
|
|
|
size_t attr_float3_offset = 0;
|
|
|
|
size_t attr_uchar4_offset = 0;
|
|
|
|
|
|
|
|
/* Fill in attributes. */
|
|
|
|
for (size_t i = 0; i < scene->geometry.size(); i++) {
|
|
|
|
Geometry *geom = scene->geometry[i];
|
|
|
|
AttributeRequestSet &attributes = geom_attributes[i];
|
|
|
|
|
|
|
|
/* todo: we now store std and name attributes from requests even if
|
|
|
|
* they actually refer to the same mesh attributes, optimize */
|
|
|
|
foreach (AttributeRequest &req, attributes.requests) {
|
2020-02-03 20:40:58 +00:00
|
|
|
Attribute *attr = geom->attributes.find(req);
|
|
|
|
update_attribute_element_offset(geom,
|
|
|
|
dscene->attributes_float,
|
|
|
|
attr_float_offset,
|
|
|
|
dscene->attributes_float2,
|
|
|
|
attr_float2_offset,
|
|
|
|
dscene->attributes_float3,
|
|
|
|
attr_float3_offset,
|
|
|
|
dscene->attributes_uchar4,
|
|
|
|
attr_uchar4_offset,
|
|
|
|
attr,
|
|
|
|
ATTR_PRIM_GEOMETRY,
|
|
|
|
req.type,
|
|
|
|
req.desc);
|
|
|
|
|
2020-11-04 10:17:38 +00:00
|
|
|
if (geom->is_mesh()) {
|
2020-02-02 11:04:19 +00:00
|
|
|
Mesh *mesh = static_cast<Mesh *>(geom);
|
2020-02-03 20:40:58 +00:00
|
|
|
Attribute *subd_attr = mesh->subd_attributes.find(req);
|
2020-02-02 11:04:19 +00:00
|
|
|
|
|
|
|
update_attribute_element_offset(mesh,
|
|
|
|
dscene->attributes_float,
|
|
|
|
attr_float_offset,
|
|
|
|
dscene->attributes_float2,
|
|
|
|
attr_float2_offset,
|
|
|
|
dscene->attributes_float3,
|
|
|
|
attr_float3_offset,
|
|
|
|
dscene->attributes_uchar4,
|
|
|
|
attr_uchar4_offset,
|
2020-02-03 20:40:58 +00:00
|
|
|
subd_attr,
|
2020-02-02 11:04:19 +00:00
|
|
|
ATTR_PRIM_SUBD,
|
|
|
|
req.subd_type,
|
|
|
|
req.subd_desc);
|
|
|
|
}
|
|
|
|
|
|
|
|
if (progress.get_cancel())
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2020-10-26 14:37:07 +00:00
|
|
|
for (size_t i = 0; i < scene->objects.size(); i++) {
|
|
|
|
Object *object = scene->objects[i];
|
|
|
|
AttributeRequestSet &attributes = object_attributes[i];
|
|
|
|
AttributeSet &values = object_attribute_values[i];
|
|
|
|
|
|
|
|
foreach (AttributeRequest &req, attributes.requests) {
|
|
|
|
Attribute *attr = values.find(req);
|
|
|
|
|
|
|
|
update_attribute_element_offset(object->geometry,
|
|
|
|
dscene->attributes_float,
|
|
|
|
attr_float_offset,
|
|
|
|
dscene->attributes_float2,
|
|
|
|
attr_float2_offset,
|
|
|
|
dscene->attributes_float3,
|
|
|
|
attr_float3_offset,
|
|
|
|
dscene->attributes_uchar4,
|
|
|
|
attr_uchar4_offset,
|
|
|
|
attr,
|
|
|
|
ATTR_PRIM_GEOMETRY,
|
|
|
|
req.type,
|
|
|
|
req.desc);
|
|
|
|
|
|
|
|
/* object attributes don't care about subdivision */
|
|
|
|
req.subd_type = req.type;
|
|
|
|
req.subd_desc = req.desc;
|
|
|
|
|
|
|
|
if (progress.get_cancel())
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2020-02-02 11:04:19 +00:00
|
|
|
/* create attribute lookup maps */
|
|
|
|
if (scene->shader_manager->use_osl())
|
|
|
|
update_osl_attributes(device, scene, geom_attributes);
|
|
|
|
|
2020-10-26 14:37:07 +00:00
|
|
|
update_svm_attributes(device, dscene, scene, geom_attributes, object_attributes);
|
2020-02-02 11:04:19 +00:00
|
|
|
|
|
|
|
if (progress.get_cancel())
|
|
|
|
return;
|
|
|
|
|
|
|
|
/* copy to device */
|
|
|
|
progress.set_status("Updating Mesh", "Copying Attributes to device");
|
|
|
|
|
|
|
|
if (dscene->attributes_float.size()) {
|
|
|
|
dscene->attributes_float.copy_to_device();
|
|
|
|
}
|
|
|
|
if (dscene->attributes_float2.size()) {
|
|
|
|
dscene->attributes_float2.copy_to_device();
|
|
|
|
}
|
|
|
|
if (dscene->attributes_float3.size()) {
|
|
|
|
dscene->attributes_float3.copy_to_device();
|
|
|
|
}
|
|
|
|
if (dscene->attributes_uchar4.size()) {
|
|
|
|
dscene->attributes_uchar4.copy_to_device();
|
|
|
|
}
|
|
|
|
|
|
|
|
if (progress.get_cancel())
|
|
|
|
return;
|
|
|
|
|
|
|
|
/* After mesh attributes and patch tables have been copied to device memory,
|
|
|
|
* we need to update offsets in the objects. */
|
|
|
|
scene->object_manager->device_update_mesh_offsets(device, dscene, scene);
|
|
|
|
}
|
|
|
|
|
|
|
|
void GeometryManager::mesh_calc_offset(Scene *scene)
|
|
|
|
{
|
|
|
|
size_t vert_size = 0;
|
|
|
|
size_t tri_size = 0;
|
|
|
|
|
|
|
|
size_t curve_key_size = 0;
|
|
|
|
size_t curve_size = 0;
|
|
|
|
|
|
|
|
size_t patch_size = 0;
|
|
|
|
size_t face_size = 0;
|
|
|
|
size_t corner_size = 0;
|
|
|
|
|
|
|
|
size_t optix_prim_size = 0;
|
|
|
|
|
|
|
|
foreach (Geometry *geom, scene->geometry) {
|
2020-11-04 10:17:38 +00:00
|
|
|
if (geom->geometry_type == Geometry::MESH || geom->geometry_type == Geometry::VOLUME) {
|
2020-02-02 11:04:19 +00:00
|
|
|
Mesh *mesh = static_cast<Mesh *>(geom);
|
|
|
|
|
|
|
|
mesh->vert_offset = vert_size;
|
|
|
|
mesh->prim_offset = tri_size;
|
|
|
|
|
|
|
|
mesh->patch_offset = patch_size;
|
|
|
|
mesh->face_offset = face_size;
|
|
|
|
mesh->corner_offset = corner_size;
|
|
|
|
|
|
|
|
vert_size += mesh->verts.size();
|
|
|
|
tri_size += mesh->num_triangles();
|
|
|
|
|
2020-11-04 10:17:38 +00:00
|
|
|
if (mesh->get_num_subd_faces()) {
|
|
|
|
Mesh::SubdFace last = mesh->get_subd_face(mesh->get_num_subd_faces() - 1);
|
2020-02-02 11:04:19 +00:00
|
|
|
patch_size += (last.ptex_offset + last.num_ptex_faces()) * 8;
|
|
|
|
|
|
|
|
/* patch tables are stored in same array so include them in patch_size */
|
|
|
|
if (mesh->patch_table) {
|
|
|
|
mesh->patch_table_offset = patch_size;
|
|
|
|
patch_size += mesh->patch_table->total_size();
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2020-11-04 10:17:38 +00:00
|
|
|
face_size += mesh->get_num_subd_faces();
|
2020-02-02 11:04:19 +00:00
|
|
|
corner_size += mesh->subd_face_corners.size();
|
|
|
|
|
|
|
|
mesh->optix_prim_offset = optix_prim_size;
|
|
|
|
optix_prim_size += mesh->num_triangles();
|
|
|
|
}
|
2020-11-04 10:17:38 +00:00
|
|
|
else if (geom->is_hair()) {
|
2020-02-02 11:04:19 +00:00
|
|
|
Hair *hair = static_cast<Hair *>(geom);
|
|
|
|
|
|
|
|
hair->curvekey_offset = curve_key_size;
|
|
|
|
hair->prim_offset = curve_size;
|
|
|
|
|
2020-11-04 10:17:38 +00:00
|
|
|
curve_key_size += hair->get_curve_keys().size();
|
2020-02-02 11:04:19 +00:00
|
|
|
curve_size += hair->num_curves();
|
|
|
|
|
|
|
|
hair->optix_prim_offset = optix_prim_size;
|
|
|
|
optix_prim_size += hair->num_segments();
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
void GeometryManager::device_update_mesh(
|
|
|
|
Device *, DeviceScene *dscene, Scene *scene, bool for_displacement, Progress &progress)
|
|
|
|
{
|
|
|
|
/* Count. */
|
|
|
|
size_t vert_size = 0;
|
|
|
|
size_t tri_size = 0;
|
|
|
|
|
|
|
|
size_t curve_key_size = 0;
|
|
|
|
size_t curve_size = 0;
|
|
|
|
|
|
|
|
size_t patch_size = 0;
|
|
|
|
|
|
|
|
foreach (Geometry *geom, scene->geometry) {
|
2020-11-04 10:17:38 +00:00
|
|
|
if (geom->geometry_type == Geometry::MESH || geom->geometry_type == Geometry::VOLUME) {
|
2020-02-02 11:04:19 +00:00
|
|
|
Mesh *mesh = static_cast<Mesh *>(geom);
|
|
|
|
|
|
|
|
vert_size += mesh->verts.size();
|
|
|
|
tri_size += mesh->num_triangles();
|
|
|
|
|
2020-11-04 10:17:38 +00:00
|
|
|
if (mesh->get_num_subd_faces()) {
|
|
|
|
Mesh::SubdFace last = mesh->get_subd_face(mesh->get_num_subd_faces() - 1);
|
2020-02-02 11:04:19 +00:00
|
|
|
patch_size += (last.ptex_offset + last.num_ptex_faces()) * 8;
|
|
|
|
|
|
|
|
/* patch tables are stored in same array so include them in patch_size */
|
|
|
|
if (mesh->patch_table) {
|
|
|
|
mesh->patch_table_offset = patch_size;
|
|
|
|
patch_size += mesh->patch_table->total_size();
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
2020-11-04 10:17:38 +00:00
|
|
|
else if (geom->is_hair()) {
|
2020-02-02 11:04:19 +00:00
|
|
|
Hair *hair = static_cast<Hair *>(geom);
|
|
|
|
|
2020-11-04 10:17:38 +00:00
|
|
|
curve_key_size += hair->get_curve_keys().size();
|
2020-02-02 11:04:19 +00:00
|
|
|
curve_size += hair->num_curves();
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
/* Create mapping from triangle to primitive triangle array. */
|
|
|
|
vector<uint> tri_prim_index(tri_size);
|
|
|
|
if (for_displacement) {
|
|
|
|
/* For displacement kernels we do some trickery to make them believe
|
|
|
|
* we've got all required data ready. However, that data is different
|
|
|
|
* from final render kernels since we don't have BVH yet, so can't
|
|
|
|
* really use same semantic of arrays.
|
|
|
|
*/
|
|
|
|
foreach (Geometry *geom, scene->geometry) {
|
2020-11-04 10:17:38 +00:00
|
|
|
if (geom->geometry_type == Geometry::MESH || geom->geometry_type == Geometry::VOLUME) {
|
2020-02-02 11:04:19 +00:00
|
|
|
Mesh *mesh = static_cast<Mesh *>(geom);
|
|
|
|
for (size_t i = 0; i < mesh->num_triangles(); ++i) {
|
|
|
|
tri_prim_index[i + mesh->prim_offset] = 3 * (i + mesh->prim_offset);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
else {
|
|
|
|
for (size_t i = 0; i < dscene->prim_index.size(); ++i) {
|
|
|
|
if ((dscene->prim_type[i] & PRIMITIVE_ALL_TRIANGLE) != 0) {
|
|
|
|
tri_prim_index[dscene->prim_index[i]] = dscene->prim_tri_index[i];
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
/* Fill in all the arrays. */
|
|
|
|
if (tri_size != 0) {
|
|
|
|
/* normals */
|
|
|
|
progress.set_status("Updating Mesh", "Computing normals");
|
|
|
|
|
|
|
|
uint *tri_shader = dscene->tri_shader.alloc(tri_size);
|
|
|
|
float4 *vnormal = dscene->tri_vnormal.alloc(vert_size);
|
|
|
|
uint4 *tri_vindex = dscene->tri_vindex.alloc(tri_size);
|
|
|
|
uint *tri_patch = dscene->tri_patch.alloc(tri_size);
|
|
|
|
float2 *tri_patch_uv = dscene->tri_patch_uv.alloc(vert_size);
|
|
|
|
|
|
|
|
foreach (Geometry *geom, scene->geometry) {
|
2020-11-04 10:17:38 +00:00
|
|
|
if (geom->geometry_type == Geometry::MESH || geom->geometry_type == Geometry::VOLUME) {
|
2020-02-02 11:04:19 +00:00
|
|
|
Mesh *mesh = static_cast<Mesh *>(geom);
|
|
|
|
mesh->pack_shaders(scene, &tri_shader[mesh->prim_offset]);
|
|
|
|
mesh->pack_normals(&vnormal[mesh->vert_offset]);
|
|
|
|
mesh->pack_verts(tri_prim_index,
|
|
|
|
&tri_vindex[mesh->prim_offset],
|
|
|
|
&tri_patch[mesh->prim_offset],
|
|
|
|
&tri_patch_uv[mesh->vert_offset],
|
|
|
|
mesh->vert_offset,
|
|
|
|
mesh->prim_offset);
|
|
|
|
if (progress.get_cancel())
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
/* vertex coordinates */
|
|
|
|
progress.set_status("Updating Mesh", "Copying Mesh to device");
|
|
|
|
|
|
|
|
dscene->tri_shader.copy_to_device();
|
|
|
|
dscene->tri_vnormal.copy_to_device();
|
|
|
|
dscene->tri_vindex.copy_to_device();
|
|
|
|
dscene->tri_patch.copy_to_device();
|
|
|
|
dscene->tri_patch_uv.copy_to_device();
|
|
|
|
}
|
|
|
|
|
|
|
|
if (curve_size != 0) {
|
|
|
|
progress.set_status("Updating Mesh", "Copying Strands to device");
|
|
|
|
|
|
|
|
float4 *curve_keys = dscene->curve_keys.alloc(curve_key_size);
|
|
|
|
float4 *curves = dscene->curves.alloc(curve_size);
|
|
|
|
|
|
|
|
foreach (Geometry *geom, scene->geometry) {
|
2020-11-04 10:17:38 +00:00
|
|
|
if (geom->is_hair()) {
|
2020-02-02 11:04:19 +00:00
|
|
|
Hair *hair = static_cast<Hair *>(geom);
|
|
|
|
hair->pack_curves(scene,
|
|
|
|
&curve_keys[hair->curvekey_offset],
|
|
|
|
&curves[hair->prim_offset],
|
|
|
|
hair->curvekey_offset);
|
|
|
|
if (progress.get_cancel())
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
dscene->curve_keys.copy_to_device();
|
|
|
|
dscene->curves.copy_to_device();
|
|
|
|
}
|
|
|
|
|
|
|
|
if (patch_size != 0) {
|
|
|
|
progress.set_status("Updating Mesh", "Copying Patches to device");
|
|
|
|
|
|
|
|
uint *patch_data = dscene->patches.alloc(patch_size);
|
|
|
|
|
|
|
|
foreach (Geometry *geom, scene->geometry) {
|
2020-11-04 10:17:38 +00:00
|
|
|
if (geom->is_mesh()) {
|
2020-02-02 11:04:19 +00:00
|
|
|
Mesh *mesh = static_cast<Mesh *>(geom);
|
|
|
|
mesh->pack_patches(&patch_data[mesh->patch_offset],
|
|
|
|
mesh->vert_offset,
|
|
|
|
mesh->face_offset,
|
|
|
|
mesh->corner_offset);
|
|
|
|
|
|
|
|
if (mesh->patch_table) {
|
|
|
|
mesh->patch_table->copy_adjusting_offsets(&patch_data[mesh->patch_table_offset],
|
|
|
|
mesh->patch_table_offset);
|
|
|
|
}
|
|
|
|
|
|
|
|
if (progress.get_cancel())
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
dscene->patches.copy_to_device();
|
|
|
|
}
|
|
|
|
|
|
|
|
if (for_displacement) {
|
|
|
|
float4 *prim_tri_verts = dscene->prim_tri_verts.alloc(tri_size * 3);
|
|
|
|
foreach (Geometry *geom, scene->geometry) {
|
2020-11-04 10:17:38 +00:00
|
|
|
if (geom->geometry_type == Geometry::MESH || geom->geometry_type == Geometry::VOLUME) {
|
2020-02-02 11:04:19 +00:00
|
|
|
Mesh *mesh = static_cast<Mesh *>(geom);
|
|
|
|
for (size_t i = 0; i < mesh->num_triangles(); ++i) {
|
|
|
|
Mesh::Triangle t = mesh->get_triangle(i);
|
|
|
|
size_t offset = 3 * (i + mesh->prim_offset);
|
|
|
|
prim_tri_verts[offset + 0] = float3_to_float4(mesh->verts[t.v[0]]);
|
|
|
|
prim_tri_verts[offset + 1] = float3_to_float4(mesh->verts[t.v[1]]);
|
|
|
|
prim_tri_verts[offset + 2] = float3_to_float4(mesh->verts[t.v[2]]);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
dscene->prim_tri_verts.copy_to_device();
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
void GeometryManager::device_update_bvh(Device *device,
|
|
|
|
DeviceScene *dscene,
|
|
|
|
Scene *scene,
|
|
|
|
Progress &progress)
|
|
|
|
{
|
|
|
|
/* bvh build */
|
|
|
|
progress.set_status("Updating Scene BVH", "Building");
|
|
|
|
|
|
|
|
BVHParams bparams;
|
|
|
|
bparams.top_level = true;
|
|
|
|
bparams.bvh_layout = BVHParams::best_bvh_layout(scene->params.bvh_layout,
|
|
|
|
device->get_bvh_layout_mask());
|
|
|
|
bparams.use_spatial_split = scene->params.use_bvh_spatial_split;
|
|
|
|
bparams.use_unaligned_nodes = dscene->data.bvh.have_curves &&
|
|
|
|
scene->params.use_bvh_unaligned_nodes;
|
|
|
|
bparams.num_motion_triangle_steps = scene->params.num_bvh_time_steps;
|
|
|
|
bparams.num_motion_curve_steps = scene->params.num_bvh_time_steps;
|
|
|
|
bparams.bvh_type = scene->params.bvh_type;
|
2020-06-10 17:07:07 +00:00
|
|
|
bparams.curve_subdivisions = scene->params.curve_subdivisions();
|
2020-02-02 11:04:19 +00:00
|
|
|
|
|
|
|
VLOG(1) << "Using " << bvh_layout_name(bparams.bvh_layout) << " layout.";
|
|
|
|
|
2020-12-10 13:18:25 +00:00
|
|
|
delete scene->bvh;
|
|
|
|
BVH *bvh = scene->bvh = BVH::create(bparams, scene->geometry, scene->objects, device);
|
|
|
|
device->build_bvh(bvh, progress, false);
|
2020-02-02 11:04:19 +00:00
|
|
|
|
|
|
|
if (progress.get_cancel()) {
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
|
2020-12-10 13:18:25 +00:00
|
|
|
PackedBVH pack;
|
|
|
|
if (bparams.bvh_layout == BVH_LAYOUT_BVH2) {
|
|
|
|
pack = std::move(static_cast<BVH2 *>(bvh)->pack);
|
|
|
|
}
|
|
|
|
else {
|
|
|
|
progress.set_status("Updating Scene BVH", "Packing BVH primitives");
|
|
|
|
|
|
|
|
size_t num_prims = 0;
|
|
|
|
size_t num_tri_verts = 0;
|
|
|
|
foreach (Geometry *geom, scene->geometry) {
|
|
|
|
if (geom->geometry_type == Geometry::MESH || geom->geometry_type == Geometry::VOLUME) {
|
|
|
|
Mesh *mesh = static_cast<Mesh *>(geom);
|
|
|
|
num_prims += mesh->num_triangles();
|
|
|
|
num_tri_verts += 3 * mesh->num_triangles();
|
|
|
|
}
|
|
|
|
else if (geom->is_hair()) {
|
|
|
|
Hair *hair = static_cast<Hair *>(geom);
|
|
|
|
num_prims += hair->num_segments();
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
pack.root_index = -1;
|
|
|
|
pack.prim_tri_index.reserve(num_prims);
|
|
|
|
pack.prim_tri_verts.reserve(num_tri_verts);
|
|
|
|
pack.prim_type.reserve(num_prims);
|
|
|
|
pack.prim_index.reserve(num_prims);
|
|
|
|
pack.prim_object.reserve(num_prims);
|
|
|
|
pack.prim_visibility.reserve(num_prims);
|
|
|
|
|
|
|
|
// Merge visibility flags of all objects and find object index for non-instanced geometry
|
|
|
|
unordered_map<const Geometry *, pair<int, uint>> geometry_to_object_info;
|
|
|
|
geometry_to_object_info.reserve(scene->geometry.size());
|
|
|
|
foreach (Object *ob, scene->objects) {
|
|
|
|
const Geometry *const geom = ob->get_geometry();
|
|
|
|
pair<int, uint> &info = geometry_to_object_info[geom];
|
|
|
|
info.second |= ob->visibility_for_tracing();
|
|
|
|
if (!geom->is_instanced()) {
|
|
|
|
info.first = ob->get_device_index();
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
// Iterate over scene mesh list instead of objects, since 'optix_prim_offset' was calculated
|
|
|
|
// based on that list, which may be ordered differently from the object list.
|
|
|
|
foreach (Geometry *geom, scene->geometry) {
|
|
|
|
const pair<int, uint> &info = geometry_to_object_info[geom];
|
|
|
|
geom->pack_primitives(pack, info.first, info.second);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2020-02-02 11:04:19 +00:00
|
|
|
/* copy to device */
|
|
|
|
progress.set_status("Updating Scene BVH", "Copying BVH to device");
|
|
|
|
|
|
|
|
if (pack.nodes.size()) {
|
|
|
|
dscene->bvh_nodes.steal_data(pack.nodes);
|
|
|
|
dscene->bvh_nodes.copy_to_device();
|
|
|
|
}
|
|
|
|
if (pack.leaf_nodes.size()) {
|
|
|
|
dscene->bvh_leaf_nodes.steal_data(pack.leaf_nodes);
|
|
|
|
dscene->bvh_leaf_nodes.copy_to_device();
|
|
|
|
}
|
|
|
|
if (pack.object_node.size()) {
|
|
|
|
dscene->object_node.steal_data(pack.object_node);
|
|
|
|
dscene->object_node.copy_to_device();
|
|
|
|
}
|
|
|
|
if (pack.prim_tri_index.size()) {
|
|
|
|
dscene->prim_tri_index.steal_data(pack.prim_tri_index);
|
|
|
|
dscene->prim_tri_index.copy_to_device();
|
|
|
|
}
|
|
|
|
if (pack.prim_tri_verts.size()) {
|
|
|
|
dscene->prim_tri_verts.steal_data(pack.prim_tri_verts);
|
|
|
|
dscene->prim_tri_verts.copy_to_device();
|
|
|
|
}
|
|
|
|
if (pack.prim_type.size()) {
|
|
|
|
dscene->prim_type.steal_data(pack.prim_type);
|
|
|
|
dscene->prim_type.copy_to_device();
|
|
|
|
}
|
|
|
|
if (pack.prim_visibility.size()) {
|
|
|
|
dscene->prim_visibility.steal_data(pack.prim_visibility);
|
|
|
|
dscene->prim_visibility.copy_to_device();
|
|
|
|
}
|
|
|
|
if (pack.prim_index.size()) {
|
|
|
|
dscene->prim_index.steal_data(pack.prim_index);
|
|
|
|
dscene->prim_index.copy_to_device();
|
|
|
|
}
|
|
|
|
if (pack.prim_object.size()) {
|
|
|
|
dscene->prim_object.steal_data(pack.prim_object);
|
|
|
|
dscene->prim_object.copy_to_device();
|
|
|
|
}
|
|
|
|
if (pack.prim_time.size()) {
|
|
|
|
dscene->prim_time.steal_data(pack.prim_time);
|
|
|
|
dscene->prim_time.copy_to_device();
|
|
|
|
}
|
|
|
|
|
|
|
|
dscene->data.bvh.root = pack.root_index;
|
|
|
|
dscene->data.bvh.bvh_layout = bparams.bvh_layout;
|
|
|
|
dscene->data.bvh.use_bvh_steps = (scene->params.num_bvh_time_steps != 0);
|
2020-06-10 17:07:07 +00:00
|
|
|
dscene->data.bvh.curve_subdivisions = scene->params.curve_subdivisions();
|
2020-12-10 13:18:25 +00:00
|
|
|
/* The scene handle is set in 'CPUDevice::const_copy_to' and 'OptiXDevice::const_copy_to' */
|
|
|
|
dscene->data.bvh.scene = NULL;
|
2020-02-02 11:04:19 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
void GeometryManager::device_update_preprocess(Device *device, Scene *scene, Progress &progress)
|
|
|
|
{
|
|
|
|
if (!need_update && !need_flags_update) {
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
|
2020-10-01 21:16:01 +00:00
|
|
|
scoped_callback_timer timer([scene](double time) {
|
|
|
|
if (scene->update_stats) {
|
|
|
|
scene->update_stats->geometry.times.add_entry({"device_update_preprocess", time});
|
|
|
|
}
|
|
|
|
});
|
|
|
|
|
2020-02-02 11:04:19 +00:00
|
|
|
progress.set_status("Updating Meshes Flags");
|
|
|
|
|
|
|
|
/* Update flags. */
|
|
|
|
bool volume_images_updated = false;
|
|
|
|
|
|
|
|
foreach (Geometry *geom, scene->geometry) {
|
|
|
|
geom->has_volume = false;
|
|
|
|
|
2020-11-04 10:17:38 +00:00
|
|
|
foreach (Node *node, geom->get_used_shaders()) {
|
|
|
|
Shader *shader = static_cast<Shader *>(node);
|
2020-02-02 11:04:19 +00:00
|
|
|
if (shader->has_volume) {
|
|
|
|
geom->has_volume = true;
|
|
|
|
}
|
|
|
|
if (shader->has_surface_bssrdf) {
|
|
|
|
geom->has_surface_bssrdf = true;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2020-10-30 16:28:08 +00:00
|
|
|
/* Re-create volume mesh if we will rebuild or refit the BVH. Note we
|
|
|
|
* should only do it in that case, otherwise the BVH and mesh can go
|
|
|
|
* out of sync. */
|
2020-11-04 10:17:38 +00:00
|
|
|
if (geom->is_modified() && geom->geometry_type == Geometry::VOLUME) {
|
2020-02-02 11:04:19 +00:00
|
|
|
/* Create volume meshes if there is voxel data. */
|
2020-08-19 13:46:50 +00:00
|
|
|
if (!volume_images_updated) {
|
|
|
|
progress.set_status("Updating Meshes Volume Bounds");
|
|
|
|
device_update_volume_images(device, scene, progress);
|
|
|
|
volume_images_updated = true;
|
2020-02-02 11:04:19 +00:00
|
|
|
}
|
2020-08-19 13:46:50 +00:00
|
|
|
|
|
|
|
Volume *volume = static_cast<Volume *>(geom);
|
|
|
|
create_volume_mesh(volume, progress);
|
2020-02-02 11:04:19 +00:00
|
|
|
}
|
2020-06-10 17:07:07 +00:00
|
|
|
|
2020-11-04 10:17:38 +00:00
|
|
|
if (geom->is_hair()) {
|
2020-06-10 17:07:07 +00:00
|
|
|
/* Set curve shape, still a global scene setting for now. */
|
|
|
|
Hair *hair = static_cast<Hair *>(geom);
|
|
|
|
hair->curve_shape = scene->params.hair_shape;
|
|
|
|
}
|
2020-02-02 11:04:19 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
need_flags_update = false;
|
|
|
|
}
|
|
|
|
|
|
|
|
void GeometryManager::device_update_displacement_images(Device *device,
|
|
|
|
Scene *scene,
|
|
|
|
Progress &progress)
|
|
|
|
{
|
|
|
|
progress.set_status("Updating Displacement Images");
|
|
|
|
TaskPool pool;
|
|
|
|
ImageManager *image_manager = scene->image_manager;
|
|
|
|
set<int> bump_images;
|
|
|
|
foreach (Geometry *geom, scene->geometry) {
|
2020-11-04 10:17:38 +00:00
|
|
|
if (geom->is_modified()) {
|
|
|
|
foreach (Node *node, geom->get_used_shaders()) {
|
|
|
|
Shader *shader = static_cast<Shader *>(node);
|
|
|
|
if (!shader->has_displacement || shader->get_displacement_method() == DISPLACE_BUMP) {
|
2020-02-02 11:04:19 +00:00
|
|
|
continue;
|
|
|
|
}
|
|
|
|
foreach (ShaderNode *node, shader->graph->nodes) {
|
|
|
|
if (node->special_type != SHADER_SPECIAL_TYPE_IMAGE_SLOT) {
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
|
|
|
|
ImageSlotTextureNode *image_node = static_cast<ImageSlotTextureNode *>(node);
|
2020-03-08 09:42:11 +00:00
|
|
|
for (int i = 0; i < image_node->handle.num_tiles(); i++) {
|
|
|
|
const int slot = image_node->handle.svm_slot(i);
|
2020-02-02 11:04:19 +00:00
|
|
|
if (slot != -1) {
|
|
|
|
bump_images.insert(slot);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
foreach (int slot, bump_images) {
|
|
|
|
pool.push(function_bind(
|
|
|
|
&ImageManager::device_update_slot, image_manager, device, scene, slot, &progress));
|
|
|
|
}
|
|
|
|
pool.wait_work();
|
|
|
|
}
|
|
|
|
|
|
|
|
void GeometryManager::device_update_volume_images(Device *device, Scene *scene, Progress &progress)
|
|
|
|
{
|
|
|
|
progress.set_status("Updating Volume Images");
|
|
|
|
TaskPool pool;
|
|
|
|
ImageManager *image_manager = scene->image_manager;
|
|
|
|
set<int> volume_images;
|
|
|
|
|
|
|
|
foreach (Geometry *geom, scene->geometry) {
|
2020-11-04 10:17:38 +00:00
|
|
|
if (!geom->is_modified()) {
|
2020-02-02 11:04:19 +00:00
|
|
|
continue;
|
|
|
|
}
|
|
|
|
|
|
|
|
foreach (Attribute &attr, geom->attributes.attributes) {
|
|
|
|
if (attr.element != ATTR_ELEMENT_VOXEL) {
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
|
2020-03-08 09:42:11 +00:00
|
|
|
ImageHandle &handle = attr.data_voxel();
|
2020-08-11 15:34:34 +00:00
|
|
|
/* We can build directly from OpenVDB data structures, no need to
|
|
|
|
* load such images early. */
|
|
|
|
if (!handle.vdb_loader()) {
|
|
|
|
const int slot = handle.svm_slot();
|
|
|
|
if (slot != -1) {
|
|
|
|
volume_images.insert(slot);
|
|
|
|
}
|
2020-02-02 11:04:19 +00:00
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
foreach (int slot, volume_images) {
|
|
|
|
pool.push(function_bind(
|
|
|
|
&ImageManager::device_update_slot, image_manager, device, scene, slot, &progress));
|
|
|
|
}
|
|
|
|
pool.wait_work();
|
|
|
|
}
|
|
|
|
|
|
|
|
void GeometryManager::device_update(Device *device,
|
|
|
|
DeviceScene *dscene,
|
|
|
|
Scene *scene,
|
|
|
|
Progress &progress)
|
|
|
|
{
|
|
|
|
if (!need_update)
|
|
|
|
return;
|
|
|
|
|
|
|
|
VLOG(1) << "Total " << scene->geometry.size() << " meshes.";
|
|
|
|
|
|
|
|
bool true_displacement_used = false;
|
|
|
|
size_t total_tess_needed = 0;
|
|
|
|
|
2020-10-01 21:16:01 +00:00
|
|
|
{
|
|
|
|
scoped_callback_timer timer([scene](double time) {
|
|
|
|
if (scene->update_stats) {
|
|
|
|
scene->update_stats->geometry.times.add_entry({"device_update (normals)", time});
|
|
|
|
}
|
|
|
|
});
|
2020-02-02 11:04:19 +00:00
|
|
|
|
2020-10-01 21:16:01 +00:00
|
|
|
foreach (Geometry *geom, scene->geometry) {
|
2020-11-04 10:17:38 +00:00
|
|
|
foreach (Node *node, geom->get_used_shaders()) {
|
|
|
|
Shader *shader = static_cast<Shader *>(node);
|
2020-10-01 21:16:01 +00:00
|
|
|
if (shader->need_update_geometry)
|
2020-11-04 10:17:38 +00:00
|
|
|
geom->tag_modified();
|
2020-10-01 21:16:01 +00:00
|
|
|
}
|
2020-02-02 11:04:19 +00:00
|
|
|
|
2020-11-04 10:17:38 +00:00
|
|
|
if (geom->is_modified() &&
|
|
|
|
(geom->geometry_type == Geometry::MESH || geom->geometry_type == Geometry::VOLUME)) {
|
2020-10-01 21:16:01 +00:00
|
|
|
Mesh *mesh = static_cast<Mesh *>(geom);
|
2020-02-02 11:04:19 +00:00
|
|
|
|
2020-10-01 21:16:01 +00:00
|
|
|
/* Update normals. */
|
|
|
|
mesh->add_face_normals();
|
|
|
|
mesh->add_vertex_normals();
|
2020-02-02 11:04:19 +00:00
|
|
|
|
2020-10-01 21:16:01 +00:00
|
|
|
if (mesh->need_attribute(scene, ATTR_STD_POSITION_UNDISPLACED)) {
|
|
|
|
mesh->add_undisplaced();
|
|
|
|
}
|
2020-02-02 11:04:19 +00:00
|
|
|
|
2020-10-01 21:16:01 +00:00
|
|
|
/* Test if we need tessellation. */
|
2020-11-04 10:17:38 +00:00
|
|
|
if (mesh->need_tesselation()) {
|
2020-10-01 21:16:01 +00:00
|
|
|
total_tess_needed++;
|
|
|
|
}
|
2020-02-02 11:04:19 +00:00
|
|
|
|
2020-10-01 21:16:01 +00:00
|
|
|
/* Test if we need displacement. */
|
|
|
|
if (mesh->has_true_displacement()) {
|
|
|
|
true_displacement_used = true;
|
|
|
|
}
|
|
|
|
|
2020-11-11 17:39:46 +00:00
|
|
|
if (progress.get_cancel()) {
|
2020-10-01 21:16:01 +00:00
|
|
|
return;
|
2020-11-11 17:39:46 +00:00
|
|
|
}
|
2020-10-01 21:16:01 +00:00
|
|
|
}
|
2020-02-02 11:04:19 +00:00
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2020-11-11 17:39:46 +00:00
|
|
|
if (progress.get_cancel()) {
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
|
2020-02-02 11:04:19 +00:00
|
|
|
/* Tessellate meshes that are using subdivision */
|
|
|
|
if (total_tess_needed) {
|
2020-10-01 21:16:01 +00:00
|
|
|
scoped_callback_timer timer([scene](double time) {
|
|
|
|
if (scene->update_stats) {
|
|
|
|
scene->update_stats->geometry.times.add_entry(
|
|
|
|
{"device_update (adaptive subdivision)", time});
|
|
|
|
}
|
|
|
|
});
|
|
|
|
|
2020-02-02 11:04:19 +00:00
|
|
|
Camera *dicing_camera = scene->dicing_camera;
|
2020-11-04 10:17:38 +00:00
|
|
|
dicing_camera->set_screen_size_and_resolution(
|
|
|
|
dicing_camera->get_full_width(), dicing_camera->get_full_height(), 1);
|
2020-02-02 11:04:19 +00:00
|
|
|
dicing_camera->update(scene);
|
|
|
|
|
|
|
|
size_t i = 0;
|
|
|
|
foreach (Geometry *geom, scene->geometry) {
|
2020-11-04 10:17:38 +00:00
|
|
|
if (!(geom->is_modified() && geom->is_mesh())) {
|
2020-02-02 11:04:19 +00:00
|
|
|
continue;
|
|
|
|
}
|
|
|
|
|
|
|
|
Mesh *mesh = static_cast<Mesh *>(geom);
|
2020-11-04 10:17:38 +00:00
|
|
|
if (mesh->need_tesselation()) {
|
2020-02-02 11:04:19 +00:00
|
|
|
string msg = "Tessellating ";
|
|
|
|
if (mesh->name == "")
|
|
|
|
msg += string_printf("%u/%u", (uint)(i + 1), (uint)total_tess_needed);
|
|
|
|
else
|
|
|
|
msg += string_printf(
|
|
|
|
"%s %u/%u", mesh->name.c_str(), (uint)(i + 1), (uint)total_tess_needed);
|
|
|
|
|
|
|
|
progress.set_status("Updating Mesh", msg);
|
|
|
|
|
|
|
|
mesh->subd_params->camera = dicing_camera;
|
|
|
|
DiagSplit dsplit(*mesh->subd_params);
|
|
|
|
mesh->tessellate(&dsplit);
|
|
|
|
|
|
|
|
i++;
|
|
|
|
|
2020-11-11 17:39:46 +00:00
|
|
|
if (progress.get_cancel()) {
|
2020-02-02 11:04:19 +00:00
|
|
|
return;
|
2020-11-11 17:39:46 +00:00
|
|
|
}
|
2020-02-02 11:04:19 +00:00
|
|
|
}
|
|
|
|
}
|
2020-11-11 17:39:46 +00:00
|
|
|
|
|
|
|
if (progress.get_cancel()) {
|
|
|
|
return;
|
|
|
|
}
|
2020-02-02 11:04:19 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
/* Update images needed for true displacement. */
|
|
|
|
bool old_need_object_flags_update = false;
|
|
|
|
if (true_displacement_used) {
|
2020-10-01 21:16:01 +00:00
|
|
|
scoped_callback_timer timer([scene](double time) {
|
|
|
|
if (scene->update_stats) {
|
|
|
|
scene->update_stats->geometry.times.add_entry(
|
|
|
|
{"device_update (displacement: load images)", time});
|
|
|
|
}
|
|
|
|
});
|
2020-02-02 11:04:19 +00:00
|
|
|
device_update_displacement_images(device, scene, progress);
|
|
|
|
old_need_object_flags_update = scene->object_manager->need_flags_update;
|
|
|
|
scene->object_manager->device_update_flags(device, dscene, scene, progress, false);
|
|
|
|
}
|
|
|
|
|
|
|
|
/* Device update. */
|
|
|
|
device_free(device, dscene);
|
|
|
|
|
|
|
|
mesh_calc_offset(scene);
|
|
|
|
if (true_displacement_used) {
|
2020-10-01 21:16:01 +00:00
|
|
|
scoped_callback_timer timer([scene](double time) {
|
|
|
|
if (scene->update_stats) {
|
|
|
|
scene->update_stats->geometry.times.add_entry(
|
|
|
|
{"device_update (displacement: copy meshes to device)", time});
|
|
|
|
}
|
|
|
|
});
|
2020-02-02 11:04:19 +00:00
|
|
|
device_update_mesh(device, dscene, scene, true, progress);
|
|
|
|
}
|
2020-11-11 17:39:46 +00:00
|
|
|
if (progress.get_cancel()) {
|
2020-02-02 11:04:19 +00:00
|
|
|
return;
|
2020-11-11 17:39:46 +00:00
|
|
|
}
|
2020-02-02 11:04:19 +00:00
|
|
|
|
2020-10-01 21:16:01 +00:00
|
|
|
{
|
|
|
|
scoped_callback_timer timer([scene](double time) {
|
|
|
|
if (scene->update_stats) {
|
|
|
|
scene->update_stats->geometry.times.add_entry({"device_update (attributes)", time});
|
|
|
|
}
|
|
|
|
});
|
|
|
|
device_update_attributes(device, dscene, scene, progress);
|
2020-11-11 17:39:46 +00:00
|
|
|
if (progress.get_cancel()) {
|
2020-10-01 21:16:01 +00:00
|
|
|
return;
|
2020-11-11 17:39:46 +00:00
|
|
|
}
|
2020-10-01 21:16:01 +00:00
|
|
|
}
|
2020-02-02 11:04:19 +00:00
|
|
|
|
|
|
|
/* Update displacement. */
|
|
|
|
BVHLayout bvh_layout = BVHParams::best_bvh_layout(scene->params.bvh_layout,
|
|
|
|
device->get_bvh_layout_mask());
|
2020-10-01 21:16:01 +00:00
|
|
|
bool displacement_done = false;
|
|
|
|
size_t num_bvh = 0;
|
2020-02-02 11:04:19 +00:00
|
|
|
|
2020-10-01 21:16:01 +00:00
|
|
|
{
|
|
|
|
scoped_callback_timer timer([scene](double time) {
|
|
|
|
if (scene->update_stats) {
|
|
|
|
scene->update_stats->geometry.times.add_entry({"device_update (displacement)", time});
|
2020-02-02 11:04:19 +00:00
|
|
|
}
|
2020-10-01 21:16:01 +00:00
|
|
|
});
|
|
|
|
|
|
|
|
foreach (Geometry *geom, scene->geometry) {
|
2020-11-04 10:17:38 +00:00
|
|
|
if (geom->is_modified()) {
|
|
|
|
if (geom->is_mesh()) {
|
2020-10-01 21:16:01 +00:00
|
|
|
Mesh *mesh = static_cast<Mesh *>(geom);
|
|
|
|
if (displace(device, dscene, scene, mesh, progress)) {
|
|
|
|
displacement_done = true;
|
|
|
|
}
|
|
|
|
}
|
2020-02-02 11:04:19 +00:00
|
|
|
|
2020-10-01 21:16:01 +00:00
|
|
|
if (geom->need_build_bvh(bvh_layout)) {
|
|
|
|
num_bvh++;
|
|
|
|
}
|
2020-02-02 11:04:19 +00:00
|
|
|
}
|
|
|
|
|
2020-11-11 17:39:46 +00:00
|
|
|
if (progress.get_cancel()) {
|
2020-10-01 21:16:01 +00:00
|
|
|
return;
|
2020-11-11 17:39:46 +00:00
|
|
|
}
|
2020-10-01 21:16:01 +00:00
|
|
|
}
|
2020-02-02 11:04:19 +00:00
|
|
|
}
|
|
|
|
|
2020-11-11 17:39:46 +00:00
|
|
|
if (progress.get_cancel()) {
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
|
2020-02-02 11:04:19 +00:00
|
|
|
/* Device re-update after displacement. */
|
|
|
|
if (displacement_done) {
|
2020-10-01 21:16:01 +00:00
|
|
|
scoped_callback_timer timer([scene](double time) {
|
|
|
|
if (scene->update_stats) {
|
|
|
|
scene->update_stats->geometry.times.add_entry(
|
|
|
|
{"device_update (displacement: attributes)", time});
|
|
|
|
}
|
|
|
|
});
|
2020-02-02 11:04:19 +00:00
|
|
|
device_free(device, dscene);
|
|
|
|
|
|
|
|
device_update_attributes(device, dscene, scene, progress);
|
2020-11-11 17:39:46 +00:00
|
|
|
if (progress.get_cancel()) {
|
2020-02-02 11:04:19 +00:00
|
|
|
return;
|
2020-11-11 17:39:46 +00:00
|
|
|
}
|
2020-02-02 11:04:19 +00:00
|
|
|
}
|
|
|
|
|
2020-10-01 21:16:01 +00:00
|
|
|
{
|
|
|
|
scoped_callback_timer timer([scene](double time) {
|
|
|
|
if (scene->update_stats) {
|
|
|
|
scene->update_stats->geometry.times.add_entry({"device_update (build object BVHs)", time});
|
|
|
|
}
|
|
|
|
});
|
|
|
|
TaskPool pool;
|
2020-02-02 11:04:19 +00:00
|
|
|
|
2020-10-01 21:16:01 +00:00
|
|
|
size_t i = 0;
|
|
|
|
foreach (Geometry *geom, scene->geometry) {
|
2020-11-04 10:17:38 +00:00
|
|
|
if (geom->is_modified()) {
|
2020-10-01 21:16:01 +00:00
|
|
|
pool.push(function_bind(
|
|
|
|
&Geometry::compute_bvh, geom, device, dscene, &scene->params, &progress, i, num_bvh));
|
|
|
|
if (geom->need_build_bvh(bvh_layout)) {
|
|
|
|
i++;
|
|
|
|
}
|
2020-02-02 11:04:19 +00:00
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2020-10-01 21:16:01 +00:00
|
|
|
TaskPool::Summary summary;
|
|
|
|
pool.wait_work(&summary);
|
|
|
|
VLOG(2) << "Objects BVH build pool statistics:\n" << summary.full_report();
|
|
|
|
}
|
2020-02-02 11:04:19 +00:00
|
|
|
|
|
|
|
foreach (Shader *shader, scene->shaders) {
|
|
|
|
shader->need_update_geometry = false;
|
|
|
|
}
|
|
|
|
|
|
|
|
Scene::MotionType need_motion = scene->need_motion();
|
|
|
|
bool motion_blur = need_motion == Scene::MOTION_BLUR;
|
|
|
|
|
|
|
|
/* Update objects. */
|
2020-10-01 21:16:01 +00:00
|
|
|
{
|
|
|
|
scoped_callback_timer timer([scene](double time) {
|
|
|
|
if (scene->update_stats) {
|
|
|
|
scene->update_stats->geometry.times.add_entry({"device_update (compute bounds)", time});
|
|
|
|
}
|
|
|
|
});
|
|
|
|
vector<Object *> volume_objects;
|
|
|
|
foreach (Object *object, scene->objects) {
|
|
|
|
object->compute_bounds(motion_blur);
|
|
|
|
}
|
2020-02-02 11:04:19 +00:00
|
|
|
}
|
|
|
|
|
2020-11-11 17:39:46 +00:00
|
|
|
if (progress.get_cancel()) {
|
2020-02-02 11:04:19 +00:00
|
|
|
return;
|
2020-11-11 17:39:46 +00:00
|
|
|
}
|
2020-02-02 11:04:19 +00:00
|
|
|
|
2020-10-01 21:16:01 +00:00
|
|
|
{
|
|
|
|
scoped_callback_timer timer([scene](double time) {
|
|
|
|
if (scene->update_stats) {
|
|
|
|
scene->update_stats->geometry.times.add_entry({"device_update (build scene BVH)", time});
|
|
|
|
}
|
|
|
|
});
|
|
|
|
device_update_bvh(device, dscene, scene, progress);
|
2020-11-11 17:39:46 +00:00
|
|
|
if (progress.get_cancel()) {
|
2020-10-01 21:16:01 +00:00
|
|
|
return;
|
2020-11-11 17:39:46 +00:00
|
|
|
}
|
2020-10-01 21:16:01 +00:00
|
|
|
}
|
2020-02-02 11:04:19 +00:00
|
|
|
|
2020-10-01 21:16:01 +00:00
|
|
|
{
|
|
|
|
scoped_callback_timer timer([scene](double time) {
|
|
|
|
if (scene->update_stats) {
|
|
|
|
scene->update_stats->geometry.times.add_entry(
|
|
|
|
{"device_update (copy meshes to device)", time});
|
|
|
|
}
|
|
|
|
});
|
|
|
|
device_update_mesh(device, dscene, scene, false, progress);
|
2020-11-11 17:39:46 +00:00
|
|
|
if (progress.get_cancel()) {
|
2020-10-01 21:16:01 +00:00
|
|
|
return;
|
2020-11-11 17:39:46 +00:00
|
|
|
}
|
2020-10-01 21:16:01 +00:00
|
|
|
}
|
2020-02-02 11:04:19 +00:00
|
|
|
|
|
|
|
need_update = false;
|
|
|
|
|
|
|
|
if (true_displacement_used) {
|
|
|
|
/* Re-tag flags for update, so they're re-evaluated
|
|
|
|
* for meshes with correct bounding boxes.
|
|
|
|
*
|
|
|
|
* This wouldn't cause wrong results, just true
|
|
|
|
* displacement might be less optimal ot calculate.
|
|
|
|
*/
|
|
|
|
scene->object_manager->need_flags_update = old_need_object_flags_update;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
void GeometryManager::device_free(Device *device, DeviceScene *dscene)
|
|
|
|
{
|
|
|
|
dscene->bvh_nodes.free();
|
|
|
|
dscene->bvh_leaf_nodes.free();
|
|
|
|
dscene->object_node.free();
|
|
|
|
dscene->prim_tri_verts.free();
|
|
|
|
dscene->prim_tri_index.free();
|
|
|
|
dscene->prim_type.free();
|
|
|
|
dscene->prim_visibility.free();
|
|
|
|
dscene->prim_index.free();
|
|
|
|
dscene->prim_object.free();
|
|
|
|
dscene->prim_time.free();
|
|
|
|
dscene->tri_shader.free();
|
|
|
|
dscene->tri_vnormal.free();
|
|
|
|
dscene->tri_vindex.free();
|
|
|
|
dscene->tri_patch.free();
|
|
|
|
dscene->tri_patch_uv.free();
|
|
|
|
dscene->curves.free();
|
|
|
|
dscene->curve_keys.free();
|
|
|
|
dscene->patches.free();
|
|
|
|
dscene->attributes_map.free();
|
|
|
|
dscene->attributes_float.free();
|
|
|
|
dscene->attributes_float2.free();
|
|
|
|
dscene->attributes_float3.free();
|
|
|
|
dscene->attributes_uchar4.free();
|
|
|
|
|
|
|
|
/* Signal for shaders like displacement not to do ray tracing. */
|
|
|
|
dscene->data.bvh.bvh_layout = BVH_LAYOUT_NONE;
|
|
|
|
|
|
|
|
#ifdef WITH_OSL
|
|
|
|
OSLGlobals *og = (OSLGlobals *)device->osl_memory();
|
|
|
|
|
|
|
|
if (og) {
|
|
|
|
og->object_name_map.clear();
|
|
|
|
og->attribute_map.clear();
|
|
|
|
og->object_names.clear();
|
|
|
|
}
|
|
|
|
#else
|
|
|
|
(void)device;
|
|
|
|
#endif
|
|
|
|
}
|
|
|
|
|
|
|
|
void GeometryManager::tag_update(Scene *scene)
|
|
|
|
{
|
|
|
|
need_update = true;
|
|
|
|
scene->object_manager->need_update = true;
|
|
|
|
}
|
|
|
|
|
|
|
|
void GeometryManager::collect_statistics(const Scene *scene, RenderStats *stats)
|
|
|
|
{
|
|
|
|
foreach (Geometry *geometry, scene->geometry) {
|
|
|
|
stats->mesh.geometry.add_entry(
|
|
|
|
NamedSizeEntry(string(geometry->name.c_str()), geometry->get_total_size_in_bytes()));
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
CCL_NAMESPACE_END
|