GCC Code Coverage Report

chrono_batch_render/
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medium: ≥ 75.0%
high: ≥ 90.0%
Lines:
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Branches:
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Functions:
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scene/scene.h
Line Branch Exec Source
1 // SPDX-License-Identifier: BSD-3-Clause
2 #pragma once
3
4 #include <cstdint>
5 #include <filesystem>
6 #include <functional>
7 #include <memory>
8 #include <optional>
9 #include <string>
10 #include <string_view>
11 #include <utility>
12 #include <vector>
13
14 #include "chrono_batch_render/device/device.h"
15 #include "chrono_batch_render/device/operation.h"
16 #include "chrono_batch_render/device/ref.h"
17 #include "chrono_batch_render/device/stream.h"
18 #include "chrono_batch_render/export.h"
19 #include "chrono_batch_render/scene/defines.h"
20 #include "chrono_batch_render/scene/prim.h"
21 #include "chrono_batch_render/scene/records/render_vars.h"
22 #include "chrono_batch_render/stage/schema/schema.h"
23 #include "chrono_batch_render/stage/structure/tokens.h"
24 #include "chrono_batch_render/stage/types.h"
25 #include "chrono_batch_render/stage/views/attribute.h"
26 #include "chrono_batch_render/stage/views/poses.h"
27 #include "chrono_batch_render/stage/views/view.h"
28 #include "chrono_batch_render/util/span.h"
29
30 namespace chrono::batch_render {
31
32
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 355 struct CHRONO_BATCH_RENDER_API SceneDesc {
33 device::DeviceDesc device;
34 device::Traversal traversal = device::Traversal::Auto;
35 uint32_t maxRefits = 16;
36 uint32_t pointsPerBox = 1;
37 float curveTolerance = 0.05f;
38 uint32_t maxCurveSteps = 16;
39 bool exactCurves = false;
40 unsigned textureThreads = 4;
41 bool waitForKernels = true;
42 };
43
44 struct PublishDesc {
45 std::optional<Ordinal> ordinal;
46 bool wait = false;
47 };
48
49 class SceneImpl;
50 class ImportJob;
51 struct ImportReader;
52 struct ImportDesc;
53 struct ImportSource;
54
55 using ShaderLoader =
56 std::function<std::vector<std::string>(Scene& scene, const std::filesystem::path& file)>;
57
58 CHRONO_BATCH_RENDER_API void SetShaderLoader(ShaderLoader loader);
59 CHRONO_BATCH_RENDER_API uint32_t RetypePrims(Scene& scene, SchemaId from, SchemaId to);
60 CHRONO_BATCH_RENDER_API ShaderPrim Define(Scene& scene, std::string_view path,
61 const Shader::Desc& desc);
62 CHRONO_BATCH_RENDER_API PrimRange Define(Scene& scene, Span<const std::string> paths,
63 const Shader::Desc& desc, const BatchDesc& batch = {});
64
65 class CHRONO_BATCH_RENDER_API PrimCopy {
66 public:
67 PrimCopy();
68 ~PrimCopy();
69 PrimCopy(const PrimCopy& other);
70 PrimCopy(PrimCopy&& other) noexcept;
71 PrimCopy& operator=(const PrimCopy& other);
72 PrimCopy& operator=(PrimCopy&& other) noexcept;
73
74 bool Empty() const;
75 std::string_view Name() const;
76 uint32_t PrimCount() const;
77
78 private:
79 friend class Scene;
80 struct State;
81 std::shared_ptr<const State> m_state;
82 };
83
84 class CHRONO_BATCH_RENDER_API Overrides {
85 public:
86 Overrides();
87 ~Overrides();
88 Overrides(const Overrides&) = delete;
89 Overrides& operator=(const Overrides&) = delete;
90 Overrides(Overrides&& other) noexcept;
91 Overrides& operator=(Overrides&& other) noexcept;
92
93 void Set(Prim prim, ColumnRef column, Span<const std::byte> cell);
94
95 3 template <class T> void Set(Prim prim, Field<T> field, const T& value) {
96 3 const AttributeCell<T> cell = value;
97 3 Set(prim, field.Column(), AsBytes(Span<const AttributeCell<T>>(&cell, 1)));
98 3 }
99
100 void Clear(Prim prim, ColumnRef column);
101 void Clear();
102
103 1 bool Empty() const {
104
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 1 return m_cells.empty();
105 }
106
107 private:
108 friend class Scene;
109
110 Overrides(Ref<Scene> scene, uint64_t owner);
111
112 Ref<Scene> m_scene;
113 uint64_t m_owner = 0;
114 std::vector<std::pair<Prim, ColumnRef>> m_cells;
115 };
116
117 class CHRONO_BATCH_RENDER_API ComposedWorld {
118 public:
119 ComposedWorld();
120 ~ComposedWorld();
121 ComposedWorld(const ComposedWorld&) = delete;
122 ComposedWorld& operator=(const ComposedWorld&) = delete;
123 ComposedWorld(ComposedWorld&& other) noexcept;
124 ComposedWorld& operator=(ComposedWorld&& other) noexcept;
125
126 void Set(const ComposedWorldDesc& desc);
127
128 uint32_t World() const {
129 return m_world;
130 }
131
132 private:
133 friend class Scene;
134
135 ComposedWorld(Ref<Scene> scene, uint32_t world);
136 void Release();
137
138 Ref<Scene> m_scene;
139 uint32_t m_world = kGlobalWorld;
140 };
141
142 enum class TexelType : uint8_t { Uint8, Float32 };
143
144 struct TextureData {
145 uint32_t width = 0;
146 uint32_t height = 0;
147 uint32_t channels = 4;
148 TexelType type = TexelType::Float32;
149 Span<const std::byte> texels;
150 };
151
152 class CHRONO_BATCH_RENDER_API Scene : public RefCounted {
153 public:
154 static Ref<Scene> Create(const SceneDesc& desc = {});
155 static Ref<Scene> Create(device::Device& device, const SceneDesc& desc = {});
156 ~Scene() override;
157
158 template <class T>
159 2044 typename T::PrimType Define(std::string_view path, const typename T::Desc& desc = {}) {
160
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void chrono::batch_render::Overrides::Set<float>(chrono::batch_render::Prim, chrono::batch_render::Field<float>, float const&):
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 2037 return typename T::PrimType(chrono::batch_render::Define(*this, path, desc));
161 }
162
163 template <class T>
164 7 PrimRange Define(Span<const std::string> paths, const typename T::Desc& desc = {},
165 const BatchDesc& batch = {}) {
166
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void chrono::batch_render::Overrides::Set<float>(chrono::batch_render::Prim, chrono::batch_render::Field<float>, float const&):
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 7 return chrono::batch_render::Define(*this, paths, desc, batch);
167 }
168
169 Prim Define(std::string_view path, SchemaId schema);
170 PrimRange Define(Span<const std::string> paths, SchemaId schema, const BatchDesc& batch = {});
171 void Remove(Prim prim);
172 Overrides CreateOverrides();
173 bool Overridden(Prim prim, ColumnRef column) const;
174 std::vector<std::byte> ReadAuthored(Prim prim, ColumnRef column) const;
175 void MarkSession(Prim prim);
176 ComposedWorld ComposeWorld(Prim world, const ComposedWorldDesc& desc = {});
177
178
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 22 template <class T> void Apply(Prim prim, const typename T::Desc& desc = {}) {
179
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 21 chrono::batch_render::Apply(*this, Span<const Prim>(&prim, 1), desc);
180 }
181
182 template <class T> void Apply(Span<const Prim> prims, const typename T::Desc& desc = {}) {
183 chrono::batch_render::Apply(*this, prims, desc);
184 }
185
186 template <class T> void Apply(const PrimRange& range, const typename T::Desc& desc = {}) {
187 chrono::batch_render::Apply(*this, Handles(range), desc);
188 }
189
190 template <class T>
191
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void chrono::batch_render::Overrides::Set<float>(chrono::batch_render::Prim, chrono::batch_render::Field<float>, float const&):
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 3 void Apply(Prim prim, std::string_view instance, const typename T::Desc& desc = {}) {
192
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void chrono::batch_render::Overrides::Set<float>(chrono::batch_render::Prim, chrono::batch_render::Field<float>, float const&):
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 3 chrono::batch_render::Apply(*this, Span<const Prim>(&prim, 1), instance, desc);
193 }
194
195 template <class T>
196 void Apply(Span<const Prim> prims, std::string_view instance,
197 const typename T::Desc& desc = {}) {
198 chrono::batch_render::Apply(*this, prims, instance, desc);
199 }
200
201 template <class T>
202 void Apply(const PrimRange& range, std::string_view instance,
203 const typename T::Desc& desc = {}) {
204 chrono::batch_render::Apply(*this, Handles(range), instance, desc);
205 }
206
207 template <class T> void Unapply(Prim prim, std::string_view instance) {
208 Unapply(Span<const Prim>(&prim, 1), T::kSchema, instance);
209 }
210
211 template <class T> void Unapply(Span<const Prim> prims, std::string_view instance) {
212 Unapply(prims, T::kSchema, instance);
213 }
214
215
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 6 template <class T> void Unapply(Prim prim) {
216
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 6 Unapply(Span<const Prim>(&prim, 1), T::kSchema);
217 }
218
219 template <class T> void Unapply(Span<const Prim> prims) {
220 Unapply(prims, T::kSchema);
221 }
222
223 template <class T> void Unapply(const PrimRange& range) {
224 Unapply(Handles(range), T::kSchema);
225 }
226
227 void Apply(Span<const Prim> prims, SchemaId api);
228 void Apply(Span<const Prim> prims, SchemaId api, std::string_view instance);
229 void Unapply(Span<const Prim> prims, SchemaId api);
230 void Unapply(Span<const Prim> prims, SchemaId api, std::string_view instance);
231 std::vector<Prim> Handles(const PrimRange& range) const;
232 Prim Move(Prim prim, std::string_view path);
233 Prim Rename(Prim prim, std::string_view name);
234 PrimCopy Copy(Prim prim);
235 Prim Paste(const PrimCopy& copy, std::string_view path);
236 PrimRange Clone(Prim source, Span<const std::string> targets, const CloneDesc& desc = {});
237 PrimRange Clone(Prim source, uint32_t count, const CloneDesc& desc = {});
238 ImportJob Import(std::string_view path, const std::filesystem::path& file);
239 ImportJob Import(std::string_view path, const std::filesystem::path& file,
240 const ImportDesc& desc);
241 ImportJob Import(std::string_view path, const ImportSource& source);
242 ImportJob Import(std::string_view path, const ImportSource& source, const ImportDesc& desc);
243 ImportJob Import(std::string_view path, const ImportReader& reader, const ImportDesc& desc);
244
245 std::optional<Prim> Find(std::string_view path) const;
246 Prim ByIndex(uint32_t index) const;
247 View Select(std::string_view pattern, SchemaId schema = SchemaId::None) const;
248 View Select(Span<const std::string> paths, SchemaId schema = SchemaId::None) const;
249 View Select(const PrimRange& range, SchemaId schema = SchemaId::None, uint32_t index = 0) const;
250 View Select(Prim prim) const;
251 View Select(std::string_view pattern, SchemaId api, std::string_view instance) const;
252 View Select(Prim prim, SchemaId api, std::string_view instance) const;
253
254 4 template <class T> typename T::ViewType Select(std::string_view pattern) const {
255 4 return typename T::ViewType(Select(pattern, T::kSchema));
256 }
257
258 template <class T>
259 typename T::ViewType Select(std::string_view pattern, std::string_view instance) const {
260 return typename T::ViewType(Select(pattern, T::kSchema, instance));
261 }
262
263 uint32_t PrimCount() const;
264 uint32_t WorldCount() const;
265 std::optional<Box> Bounds(uint32_t world = kGlobalWorld) const;
266 device::Download ReadBoundsAsync(uint32_t world = kGlobalWorld) const;
267 device::Download ReadAllBoundsAsync() const;
268 device::Download ReadPrimBoundsAsync(Span<const std::string> paths) const;
269 std::vector<Box> PrimBounds(Span<const std::string> paths) const;
270
271 device::Operation Publish(const PublishDesc& desc = {}, Stream producer = Stream::None());
272 void Advance(double dt);
273 double Time() const;
274 void SetTime(double time);
275 bool Pending() const;
276 Ordinal Published() const;
277 uint64_t StructureVersion() const;
278 Snapshot Acquire(Stream consumer = Stream::None());
279 using RefCounted::Release;
280 void Release(const Snapshot& snapshot, Stream consumer = Stream::None());
281 void Require(Span<const chrono::batch_render::Token> taxonomies);
282
283 void AddFile(std::string path, FileBytes bytes, std::optional<Prim> owner = std::nullopt);
284 void AddTexture(std::string path, const TextureData& data,
285 std::optional<Prim> owner = std::nullopt);
286 void RemoveFile(std::string_view path);
287
288 chrono::batch_render::Token Token(std::string_view text);
289 std::string_view Text(chrono::batch_render::Token token) const;
290 device::Device& GetDevice() const;
291
292 private:
293 friend class SceneImpl;
294
295 ImportJob StartImport(std::string_view path, const ImportReader& reader, const ImportDesc& desc,
296 std::string source);
297
298 Scene(device::Device& device, const SceneDesc& desc);
299
300 std::unique_ptr<SceneImpl> m_impl;
301 };
302
303 }
304