Welcome to mirror list, hosted at ThFree Co, Russian Federation.

git.blender.org/blender.git - Unnamed repository; edit this file 'description' to name the repository.
summaryrefslogtreecommitdiff
path: root/intern/cycles/render/geometry.h
diff options
context:
space:
mode:
Diffstat (limited to 'intern/cycles/render/geometry.h')
-rw-r--r--intern/cycles/render/geometry.h272
1 files changed, 0 insertions, 272 deletions
diff --git a/intern/cycles/render/geometry.h b/intern/cycles/render/geometry.h
deleted file mode 100644
index 5c45754ad90..00000000000
--- a/intern/cycles/render/geometry.h
+++ /dev/null
@@ -1,272 +0,0 @@
-/*
- * Copyright 2011-2020 Blender Foundation
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#ifndef __GEOMETRY_H__
-#define __GEOMETRY_H__
-
-#include "graph/node.h"
-
-#include "bvh/bvh_params.h"
-
-#include "render/attribute.h"
-
-#include "util/util_boundbox.h"
-#include "util/util_set.h"
-#include "util/util_transform.h"
-#include "util/util_types.h"
-#include "util/util_vector.h"
-
-CCL_NAMESPACE_BEGIN
-
-class BVH;
-class Device;
-class DeviceScene;
-class Mesh;
-class Progress;
-class RenderStats;
-class Scene;
-class SceneParams;
-class Shader;
-class Volume;
-struct PackedBVH;
-
-/* Geometry
- *
- * Base class for geometric types like Mesh and Hair. */
-
-class Geometry : public Node {
- public:
- NODE_ABSTRACT_DECLARE
-
- enum Type {
- MESH,
- HAIR,
- VOLUME,
- };
-
- Type geometry_type;
-
- /* Attributes */
- AttributeSet attributes;
-
- /* Shaders */
- NODE_SOCKET_API_ARRAY(array<Node *>, used_shaders)
-
- /* Transform */
- BoundBox bounds;
- bool transform_applied;
- bool transform_negative_scaled;
- Transform transform_normal;
-
- /* Motion Blur */
- NODE_SOCKET_API(uint, motion_steps)
- NODE_SOCKET_API(bool, use_motion_blur)
-
- /* Maximum number of motion steps supported (due to Embree). */
- static const uint MAX_MOTION_STEPS = 129;
-
- /* BVH */
- BVH *bvh;
- size_t attr_map_offset;
- size_t prim_offset;
-
- /* Shader Properties */
- bool has_volume; /* Set in the device_update_flags(). */
- bool has_surface_bssrdf; /* Set in the device_update_flags(). */
-
- /* Update Flags */
- bool need_update_rebuild;
- bool need_update_bvh_for_offset;
-
- /* Index into scene->geometry (only valid during update) */
- size_t index;
-
- /* Constructor/Destructor */
- explicit Geometry(const NodeType *node_type, const Type type);
- virtual ~Geometry();
-
- /* Geometry */
- virtual void clear(bool preserve_shaders = false);
- virtual void compute_bounds() = 0;
- virtual void apply_transform(const Transform &tfm, const bool apply_to_motion) = 0;
-
- /* Attribute Requests */
- bool need_attribute(Scene *scene, AttributeStandard std);
- bool need_attribute(Scene *scene, ustring name);
-
- AttributeRequestSet needed_attributes();
-
- /* UDIM */
- virtual void get_uv_tiles(ustring map, unordered_set<int> &tiles) = 0;
-
- /* Convert between normalized -1..1 motion time and index in the
- * VERTEX_MOTION attribute. */
- float motion_time(int step) const;
- int motion_step(float time) const;
-
- /* BVH */
- void compute_bvh(Device *device,
- DeviceScene *dscene,
- SceneParams *params,
- Progress *progress,
- int n,
- int total);
-
- virtual PrimitiveType primitive_type() const = 0;
-
- /* Check whether the geometry should have own BVH built separately. Briefly,
- * own BVH is needed for geometry, if:
- *
- * - It is instanced multiple times, so each instance object should share the
- * same BVH tree.
- * - Special ray intersection is needed, for example to limit subsurface rays
- * to only the geometry itself.
- * - The BVH layout requires the top level to only contain instances.
- */
- bool need_build_bvh(BVHLayout layout) const;
-
- /* Test if the geometry should be treated as instanced. */
- bool is_instanced() const;
-
- bool has_true_displacement() const;
- bool has_motion_blur() const;
- bool has_voxel_attributes() const;
-
- bool is_mesh() const
- {
- return geometry_type == MESH;
- }
-
- bool is_hair() const
- {
- return geometry_type == HAIR;
- }
-
- bool is_volume() const
- {
- return geometry_type == VOLUME;
- }
-
- /* Updates */
- void tag_update(Scene *scene, bool rebuild);
-
- void tag_bvh_update(bool rebuild);
-};
-
-/* Geometry Manager */
-
-class GeometryManager {
- uint32_t update_flags;
-
- public:
- enum : uint32_t {
- UV_PASS_NEEDED = (1 << 0),
- MOTION_PASS_NEEDED = (1 << 1),
- GEOMETRY_MODIFIED = (1 << 2),
- OBJECT_MANAGER = (1 << 3),
- MESH_ADDED = (1 << 4),
- MESH_REMOVED = (1 << 5),
- HAIR_ADDED = (1 << 6),
- HAIR_REMOVED = (1 << 7),
-
- SHADER_ATTRIBUTE_MODIFIED = (1 << 8),
- SHADER_DISPLACEMENT_MODIFIED = (1 << 9),
-
- GEOMETRY_ADDED = MESH_ADDED | HAIR_ADDED,
- GEOMETRY_REMOVED = MESH_REMOVED | HAIR_REMOVED,
-
- TRANSFORM_MODIFIED = (1 << 10),
-
- VISIBILITY_MODIFIED = (1 << 11),
-
- /* tag everything in the manager for an update */
- UPDATE_ALL = ~0u,
-
- UPDATE_NONE = 0u,
- };
-
- /* Update Flags */
- bool need_flags_update;
-
- /* Constructor/Destructor */
- GeometryManager();
- ~GeometryManager();
-
- /* Device Updates */
- void device_update_preprocess(Device *device, Scene *scene, Progress &progress);
- void device_update(Device *device, DeviceScene *dscene, Scene *scene, Progress &progress);
- void device_free(Device *device, DeviceScene *dscene, bool force_free);
-
- /* Updates */
- void tag_update(Scene *scene, uint32_t flag);
-
- bool need_update() const;
-
- /* Statistics */
- void collect_statistics(const Scene *scene, RenderStats *stats);
-
- protected:
- bool displace(Device *device, Scene *scene, Mesh *mesh, Progress &progress);
-
- void create_volume_mesh(Volume *volume, Progress &progress);
-
- /* Attributes */
- void update_osl_attributes(Device *device,
- Scene *scene,
- vector<AttributeRequestSet> &geom_attributes);
- void update_svm_attributes(Device *device,
- DeviceScene *dscene,
- Scene *scene,
- vector<AttributeRequestSet> &geom_attributes,
- vector<AttributeRequestSet> &object_attributes);
-
- /* Compute verts/triangles/curves offsets in global arrays. */
- void mesh_calc_offset(Scene *scene, BVHLayout bvh_layout);
-
- void device_update_object(Device *device, DeviceScene *dscene, Scene *scene, Progress &progress);
-
- void device_update_mesh(Device *device, DeviceScene *dscene, Scene *scene, Progress &progress);
-
- void device_update_attributes(Device *device,
- DeviceScene *dscene,
- Scene *scene,
- Progress &progress);
-
- void device_update_bvh(Device *device, DeviceScene *dscene, Scene *scene, Progress &progress);
-
- void device_update_displacement_images(Device *device, Scene *scene, Progress &progress);
-
- void device_update_volume_images(Device *device, Scene *scene, Progress &progress);
-
- private:
- static void 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);
-};
-
-CCL_NAMESPACE_END
-
-#endif /* __GEOMETRY_H__ */
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-18 22:00:16 +0300