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Diffstat (limited to 'source/blender/draw/intern/draw_resource.hh')
| -rw-r--r-- | source/blender/draw/intern/draw_resource.hh | 206 |
1 files changed, 206 insertions, 0 deletions
diff --git a/source/blender/draw/intern/draw_resource.hh b/source/blender/draw/intern/draw_resource.hh new file mode 100644 index 00000000000..2df38e32ed2 --- /dev/null +++ b/source/blender/draw/intern/draw_resource.hh @@ -0,0 +1,206 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later + * Copyright 2022 Blender Foundation. */ + +#pragma once + +/** \file + * \ingroup draw + * + * Component / Object level resources like object attributes, matrices, visibility etc... + * Each of them are reference by resource index (#ResourceHandle). + */ + +#include "BKE_curve.h" +#include "BKE_duplilist.h" +#include "BKE_mesh.h" +#include "BKE_object.h" +#include "BKE_volume.h" +#include "BLI_hash.h" +#include "DNA_curve_types.h" +#include "DNA_layer_types.h" +#include "DNA_meta_types.h" +#include "DNA_object_types.h" + +#include "draw_handle.hh" +#include "draw_manager.hh" +#include "draw_shader_shared.h" + +/* -------------------------------------------------------------------- */ +/** \name ObjectMatrices + * \{ */ + +inline void ObjectMatrices::sync(const Object &object) +{ + model = object.obmat; + model_inverse = object.imat; +} + +inline void ObjectMatrices::sync(const float4x4 &model_matrix) +{ + model = model_matrix; + model_inverse = model_matrix.inverted(); +} + +inline std::ostream &operator<<(std::ostream &stream, const ObjectMatrices &matrices) +{ + stream << "ObjectMatrices(" << std::endl; + stream << "model=" << matrices.model << ", " << std::endl; + stream << "model_inverse=" << matrices.model_inverse << ")" << std::endl; + return stream; +} + +/** \} */ + +/* -------------------------------------------------------------------- */ +/** \name ObjectInfos + * \{ */ + +ENUM_OPERATORS(eObjectInfoFlag, OBJECT_NEGATIVE_SCALE) + +inline void ObjectInfos::sync() +{ + object_attrs_len = 0; + object_attrs_offset = 0; + + flag = eObjectInfoFlag::OBJECT_NO_INFO; +} + +inline void ObjectInfos::sync(const blender::draw::ObjectRef ref, bool is_active_object) +{ + object_attrs_len = 0; + object_attrs_offset = 0; + + color = ref.object->color; + index = ref.object->index; + SET_FLAG_FROM_TEST(flag, is_active_object, eObjectInfoFlag::OBJECT_ACTIVE); + SET_FLAG_FROM_TEST( + flag, ref.object->base_flag & BASE_SELECTED, eObjectInfoFlag::OBJECT_SELECTED); + SET_FLAG_FROM_TEST( + flag, ref.object->base_flag & BASE_FROM_DUPLI, eObjectInfoFlag::OBJECT_FROM_DUPLI); + SET_FLAG_FROM_TEST( + flag, ref.object->base_flag & BASE_FROM_SET, eObjectInfoFlag::OBJECT_FROM_SET); + SET_FLAG_FROM_TEST( + flag, ref.object->transflag & OB_NEG_SCALE, eObjectInfoFlag::OBJECT_NEGATIVE_SCALE); + + if (ref.dupli_object == nullptr) { + /* TODO(fclem): this is rather costly to do at draw time. Maybe we can + * put it in ob->runtime and make depsgraph ensure it is up to date. */ + random = BLI_hash_int_2d(BLI_hash_string(ref.object->id.name + 2), 0) * + (1.0f / (float)0xFFFFFFFF); + } + else { + random = ref.dupli_object->random_id * (1.0f / (float)0xFFFFFFFF); + } + /* Default values. Set if needed. */ + random = 0.0f; + + if (ref.object->data == nullptr) { + orco_add = float3(0.0f); + orco_mul = float3(1.0f); + return; + } + + switch (GS(reinterpret_cast<ID *>(ref.object->data)->name)) { + case ID_VO: { + BoundBox &bbox = *BKE_volume_boundbox_get(ref.object); + orco_add = (float3(bbox.vec[6]) + float3(bbox.vec[0])) * 0.5f; /* Center. */ + orco_mul = float3(bbox.vec[6]) - float3(bbox.vec[0]); /* Size. */ + break; + } + case ID_ME: { + BKE_mesh_texspace_get(static_cast<Mesh *>(ref.object->data), orco_add, orco_mul); + break; + } + case ID_CU_LEGACY: { + Curve &cu = *static_cast<Curve *>(ref.object->data); + BKE_curve_texspace_ensure(&cu); + orco_add = cu.loc; + orco_mul = cu.size; + break; + } + case ID_MB: { + MetaBall &mb = *static_cast<MetaBall *>(ref.object->data); + orco_add = mb.loc; + orco_mul = mb.size; + break; + } + default: + orco_add = float3(0.0f); + orco_mul = float3(1.0f); + break; + } +} + +inline std::ostream &operator<<(std::ostream &stream, const ObjectInfos &infos) +{ + stream << "ObjectInfos("; + if (infos.flag == eObjectInfoFlag::OBJECT_NO_INFO) { + stream << "skipped)" << std::endl; + return stream; + } + stream << "orco_add=" << infos.orco_add << ", "; + stream << "orco_mul=" << infos.orco_mul << ", "; + stream << "color=" << infos.color << ", "; + stream << "index=" << infos.index << ", "; + stream << "random=" << infos.random << ", "; + stream << "flag=" << infos.flag << ")" << std::endl; + return stream; +} + +/** \} */ + +/* -------------------------------------------------------------------- */ +/** \name ObjectBounds + * \{ */ + +inline void ObjectBounds::sync() +{ + bounding_sphere.w = -1.0f; /* Disable test. */ +} + +inline void ObjectBounds::sync(Object &ob) +{ + const BoundBox *bbox = BKE_object_boundbox_get(&ob); + if (bbox == nullptr) { + bounding_sphere.w = -1.0f; /* Disable test. */ + return; + } + *reinterpret_cast<float3 *>(&bounding_corners[0]) = bbox->vec[0]; + *reinterpret_cast<float3 *>(&bounding_corners[1]) = bbox->vec[4]; + *reinterpret_cast<float3 *>(&bounding_corners[2]) = bbox->vec[3]; + *reinterpret_cast<float3 *>(&bounding_corners[3]) = bbox->vec[1]; + bounding_sphere.w = 0.0f; /* Enable test. */ +} + +inline void ObjectBounds::sync(const float3 ¢er, const float3 &size) +{ + *reinterpret_cast<float3 *>(&bounding_corners[0]) = center - size; + *reinterpret_cast<float3 *>(&bounding_corners[1]) = center + float3(+size.x, -size.y, -size.z); + *reinterpret_cast<float3 *>(&bounding_corners[2]) = center + float3(-size.x, +size.y, -size.z); + *reinterpret_cast<float3 *>(&bounding_corners[3]) = center + float3(-size.x, -size.y, +size.z); + bounding_sphere.w = 0.0; /* Enable test. */ +} + +inline std::ostream &operator<<(std::ostream &stream, const ObjectBounds &bounds) +{ + stream << "ObjectBounds("; + if (bounds.bounding_sphere.w == -1.0f) { + stream << "skipped)" << std::endl; + return stream; + } + stream << std::endl; + stream << ".bounding_corners[0]" + << *reinterpret_cast<const float3 *>(&bounds.bounding_corners[0]) << std::endl; + stream << ".bounding_corners[1]" + << *reinterpret_cast<const float3 *>(&bounds.bounding_corners[1]) << std::endl; + stream << ".bounding_corners[2]" + << *reinterpret_cast<const float3 *>(&bounds.bounding_corners[2]) << std::endl; + stream << ".bounding_corners[3]" + << *reinterpret_cast<const float3 *>(&bounds.bounding_corners[3]) << std::endl; + stream << ".sphere=(pos=" << float3(bounds.bounding_sphere) + << ", rad=" << bounds.bounding_sphere.w << std::endl; + stream << ")" << std::endl; + return stream; +} + +/** \} */ |