candlewick 0.10.0
A tiny cross-platform renderer based on SDL3
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Visualizer.h
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1
4#pragma once
5
6#include "RobotScene.h"
8#include "../core/GuiSystem.h"
12#ifdef CANDLEWICK_WITH_FFMPEG_SUPPORT
14#endif
15
16#include <pinocchio/visualizers/base-visualizer.hpp>
17#include <SDL3/SDL_mouse.h>
18#include <entt/entity/registry.hpp>
19
20namespace candlewick::multibody {
21
22namespace {
23 using pinocchio::visualizers::BaseVisualizer;
24 using pinocchio::visualizers::ConstVectorRef;
25 using pinocchio::visualizers::Vector3;
26 using pinocchio::visualizers::VectorXs;
27} // namespace
28
32 float rotSensitivity = 5e-3f;
33 float panSensitivity = 5e-3f;
34 float zoomSensitivity = 0.05f;
35 float localRotSensitivity = 0.01f;
36 bool yInvert = false;
37 bool enabled = true;
38
39 // Mouse button modifiers
40 struct MouseConfig {
41 Uint8 rotButton = SDL_BUTTON_LEFT;
42 Uint8 panButton = SDL_BUTTON_MIDDLE;
43 Uint8 yRotButton = SDL_BUTTON_RIGHT;
45};
46
48 CameraControlParams &params);
49
61class Visualizer final : public BaseVisualizer {
62 bool m_showGui = true;
63 bool m_shouldExit = false;
64 entt::entity m_grid;
65
66 void initialize();
67
68 void render();
69
70 void displayPrecall() override {}
71
72 void displayImpl() override;
73
74 void guiCallbackImpl();
75
76public:
77 static constexpr Radf DEFAULT_FOV = 55.0_degf;
78
79 using BaseVisualizer::setCameraPose;
80 entt::registry registry;
87 bool show_our_about = false;
88 bool show_imgui_about = false;
90
91 struct Config {
92 Uint32 width;
93 Uint32 height;
94 SDL_GPUSampleCount sampleCount = SDL_GPU_SAMPLECOUNT_2;
95 SDL_GPUTextureFormat depthStencilFormat = SDL_GPU_TEXTUREFORMAT_D16_UNORM;
96 };
97
99
100 void loadViewerModel() override;
101
102 Visualizer(const Config &config, const pin::Model &model,
103 const pin::GeometryModel &visual_model,
104 GuiSystem::GuiBehavior gui_callback);
105
106 Visualizer(const Config &config, const pin::Model &model,
107 const pin::GeometryModel &visual_model, pin::Data &data,
108 pin::GeometryData &visual_data, GuiSystem::GuiBehavior callback);
109
110 Visualizer(const Config &config, const pin::Model &model,
111 const pin::GeometryModel &visual_model)
112 : Visualizer(config, model, visual_model,
113 [this](auto &) { this->guiCallbackImpl(); }) {}
114
115 Visualizer(const Config &config, const pin::Model &model,
116 const pin::GeometryModel &visual_model, pin::Data &data,
117 pin::GeometryData &visual_data)
118 : Visualizer(config, model, visual_model, data, visual_data,
119 [this](auto &) { this->guiCallbackImpl(); }) {}
120
121 ~Visualizer() override;
122
123 const Device &device() const { return renderer.device; }
124
125 void setCameraTarget(const Eigen::Ref<const Vector3> &target) override;
126
127 void setCameraPosition(const Eigen::Ref<const Vector3> &position) override;
128
129 void setCameraPose(const Eigen::Ref<const Matrix4> &pose) override;
130
131 void enableCameraControl(bool v) override { cameraParams.enabled = v; }
132
134
135 [[nodiscard]] bool shouldExit() const noexcept { return m_shouldExit; }
136
137 void takeScreenshot(std::string_view filename);
138
139 void startRecording(std::string_view filename);
140
144
145#ifdef CANDLEWICK_WITH_FFMPEG_SUPPORT
146 auto &videoSettings() { return m_videoSettings; }
147#endif
148
162 void addFrameViz(pin::FrameIndex id, bool show_velocity = true,
163 std::optional<Vector3> scale = std::nullopt,
164 std::optional<float> vel_scale = std::nullopt);
165
171 void setFrameExternalForce(pin::FrameIndex frame_id, const pin::Force &force,
172 Uint32 lifetime = 5u);
173
176
178 void clean() override {
180 robotScene.clearEnvironment();
181 robotScene.clearRobotGeometries();
182 }
183
184private:
185 media::TransferBufferPool m_transferBuffers;
186 std::string m_currentScreenshotFilename;
187 bool m_shouldScreenshot = false;
188#ifdef CANDLEWICK_WITH_FFMPEG_SUPPORT
189 std::string m_currentVideoFilename;
190 media::VideoRecorder m_videoRecorder;
191 media::VideoRecorder::Settings m_videoSettings;
192#endif
193};
194
195} // namespace candlewick::multibody
Scene for organizing debug entities and render systems.
Definition DebugScene.h:50
Definition GuiSystem.h:13
std::function< void(const RenderContext &)> GuiBehavior
Definition GuiSystem.h:21
Transfer buffer for the texture downloader.
Definition WriteTextureToImage.h:19
Definition VideoRecorder.h:20
A render system for Pinocchio robot geometries using Pinocchio.
Definition RobotScene.h:41
void setFrameExternalForce(pin::FrameIndex frame_id, const pin::Force &force, Uint32 lifetime=5u)
Add visualization for the body forces expressed at the local frame of a joint.
void clean() override
Clear objects.
Definition Visualizer.h:178
void startRecording(std::string_view filename)
bool stopRecording()
Stop recording the window.
void removeFramesViz()
Remove all frame visualizations.
void addFrameViz(pin::FrameIndex id, bool show_velocity=true, std::optional< Vector3 > scale=std::nullopt, std::optional< float > vel_scale=std::nullopt)
Add visualization for a given frame.
DebugScene debugScene
Definition Visualizer.h:84
bool shouldExit() const noexcept
Definition Visualizer.h:135
RobotScene robotScene
Definition Visualizer.h:83
bool show_imgui_about
Definition Visualizer.h:88
Visualizer(const Config &config, const pin::Model &model, const pin::GeometryModel &visual_model, pin::Data &data, pin::GeometryData &visual_data)
Definition Visualizer.h:115
CameraControlParams cameraParams
Definition Visualizer.h:86
AABB worldSceneBounds
Definition Visualizer.h:89
Visualizer(const Config &config, const pin::Model &model, const pin::GeometryModel &visual_model, pin::Data &data, pin::GeometryData &visual_data, GuiSystem::GuiBehavior callback)
void setCameraTarget(const Eigen::Ref< const Vector3 > &target) override
Visualizer(const Config &config, const pin::Model &model, const pin::GeometryModel &visual_model)
Definition Visualizer.h:110
entt::registry registry
Definition Visualizer.h:80
CylindricalCamera controller
Definition Visualizer.h:85
Visualizer(const Config &config, const pin::Model &model, const pin::GeometryModel &visual_model, GuiSystem::GuiBehavior gui_callback)
RenderContext renderer
Definition Visualizer.h:81
static constexpr Radf DEFAULT_FOV
Definition Visualizer.h:77
void takeScreenshot(std::string_view filename)
bool show_our_about
Definition Visualizer.h:87
void setCameraPose(const Eigen::Ref< const Matrix4 > &pose) override
void setCameraPosition(const Eigen::Ref< const Vector3 > &position) override
const Device & device() const
Definition Visualizer.h:123
GuiSystem guiSystem
Definition Visualizer.h:82
void enableCameraControl(bool v) override
Definition Visualizer.h:131
Rad< float > Radf
Definition math_types.h:125
Support for the Pinocchio rigid-body algorithms library and the Coal collision detection library.
Definition LoadPinocchioGeometry.h:8
void guiAddCameraParams(CylindricalCamera &controller, CameraControlParams &params)
Definition CameraControls.h:68
RAII wrapper for SDL_GPUDevice.
Definition Device.h:17
The RenderContext class provides a rendering context for a graphical application.
Definition RenderContext.h:36
Definition VideoRecorder.h:26
struct candlewick::multibody::CameraControlParams::MouseConfig mouseButtons
bool enabled
Definition Visualizer.h:37
float localRotSensitivity
Definition Visualizer.h:35
float panSensitivity
Definition Visualizer.h:33
float zoomSensitivity
Definition Visualizer.h:34
float rotSensitivity
Definition Visualizer.h:32
bool yInvert
Definition Visualizer.h:36
Uint32 height
Definition Visualizer.h:93
SDL_GPUTextureFormat depthStencilFormat
Definition Visualizer.h:95
Uint32 width
Definition Visualizer.h:92
SDL_GPUSampleCount sampleCount
Definition Visualizer.h:94