scirs2_series/
advanced_advanced_visualization.rs

1//! Advanced Time Series Visualization Module
2//!
3//! This module provides state-of-the-art visualization capabilities for time series data,
4//! including AI-powered visual analytics, real-time streaming visualization, 3D plotting,
5//! and advanced interactive features with machine learning integration.
6//!
7//! # Features
8//!
9//! - **AI-Powered Visual Analytics**: Automated pattern recognition and visualization suggestions
10//! - **Real-time Streaming Plots**: Live updating visualizations for streaming data
11//! - **3D and Multi-dimensional Visualization**: Complex data relationships in 3D space
12//! - **Interactive Machine Learning Plots**: Visualize ML model predictions and uncertainties
13//! - **Advanced Statistical Overlays**: Automated statistical annotations and insights
14//! - **Cross-platform Rendering**: WebGL, Canvas, SVG, and native rendering
15//! - **Performance-Optimized**: Handles millions of data points with smooth interactions
16//! - **Collaborative Features**: Real-time sharing and annotation capabilities
17//! - **Accessibility Features**: Screen reader support and color-blind friendly palettes
18
19use crate::error::{Result, TimeSeriesError};
20use scirs2_core::ndarray::{Array1, Array2};
21use std::collections::VecDeque;
22
23/// Advanced-advanced plot configuration with AI assistance
24#[derive(Debug, Clone)]
25pub struct AdvancedPlotConfig {
26    /// Basic plot dimensions
27    pub width: u32,
28    /// Plot height in pixels
29    pub height: u32,
30
31    /// Advanced rendering options
32    pub renderer: RenderingEngine,
33    /// Enable anti-aliasing for smoother rendering
34    pub anti_aliasing: bool,
35    /// Enable hardware acceleration when available
36    pub hardware_acceleration: bool,
37    /// Maximum frames per second for animations
38    pub max_fps: u32,
39
40    /// AI-powered features
41    pub enable_ai_insights: bool,
42    /// Enable automatic pattern detection in data
43    pub auto_pattern_detection: bool,
44    /// Enable intelligent axis scaling algorithms
45    pub smart_axis_scaling: bool,
46    /// Enable AI-powered color scheme selection
47    pub intelligent_color_schemes: bool,
48
49    /// Accessibility features
50    pub color_blind_friendly: bool,
51    /// Enable high contrast mode for better visibility
52    pub high_contrast_mode: bool,
53    /// Enable screen reader accessibility support
54    pub screen_reader_support: bool,
55    /// Enable keyboard navigation controls
56    pub keyboard_navigation: bool,
57
58    /// Performance optimization
59    pub level_of_detail: LevelOfDetail,
60    /// Data decimation configuration for large datasets
61    pub data_decimation: DataDecimationConfig,
62    /// Enable progressive rendering for better performance
63    pub progressive_rendering: bool,
64    /// Memory limit in megabytes for visualization data
65    pub memory_limit_mb: usize,
66}
67
68impl Default for AdvancedPlotConfig {
69    fn default() -> Self {
70        Self {
71            width: 1920,
72            height: 1080,
73            renderer: RenderingEngine::WebGL,
74            anti_aliasing: true,
75            hardware_acceleration: true,
76            max_fps: 60,
77            enable_ai_insights: true,
78            auto_pattern_detection: true,
79            smart_axis_scaling: true,
80            intelligent_color_schemes: true,
81            color_blind_friendly: false,
82            high_contrast_mode: false,
83            screen_reader_support: false,
84            keyboard_navigation: true,
85            level_of_detail: LevelOfDetail::default(),
86            data_decimation: DataDecimationConfig::default(),
87            progressive_rendering: true,
88            memory_limit_mb: 1024,
89        }
90    }
91}
92
93/// Rendering engine options
94#[derive(Debug, Clone, Copy)]
95pub enum RenderingEngine {
96    /// High-performance WebGL rendering
97    WebGL,
98    /// Canvas 2D rendering
99    Canvas2D,
100    /// SVG vector graphics
101    SVG,
102    /// Native platform rendering
103    Native,
104    /// GPU-accelerated custom renderer
105    GpuAccelerated,
106}
107
108/// Level of detail configuration for large datasets
109#[derive(Debug, Clone)]
110pub struct LevelOfDetail {
111    /// Enable automatic LOD
112    pub enabled: bool,
113    /// Distance thresholds for LOD switching
114    pub distance_thresholds: Vec<f32>,
115    /// Point reduction factors
116    pub reduction_factors: Vec<f32>,
117}
118
119impl Default for LevelOfDetail {
120    fn default() -> Self {
121        Self {
122            enabled: true,
123            distance_thresholds: vec![1000.0, 5000.0, 20000.0],
124            reduction_factors: vec![1.0, 0.5, 0.25, 0.1],
125        }
126    }
127}
128
129/// Data decimation configuration
130#[derive(Debug, Clone)]
131pub struct DataDecimationConfig {
132    /// Enable data decimation
133    pub enabled: bool,
134    /// Maximum number of points to render
135    pub max_points: usize,
136    /// Decimation algorithm
137    pub algorithm: DecimationAlgorithm,
138}
139
140impl Default for DataDecimationConfig {
141    fn default() -> Self {
142        Self {
143            enabled: true,
144            max_points: 100_000,
145            algorithm: DecimationAlgorithm::Adaptive,
146        }
147    }
148}
149
150/// Decimation algorithms
151#[derive(Debug, Clone, Copy)]
152pub enum DecimationAlgorithm {
153    /// Simple nth-point sampling
154    NthPoint,
155    /// Adaptive importance-based sampling
156    Adaptive,
157    /// Statistical representative sampling
158    Statistical,
159    /// Perceptual optimization
160    Perceptual,
161}
162
163/// 3D point representation
164#[derive(Debug, Clone, Copy)]
165pub struct Point3D {
166    /// X coordinate
167    pub x: f32,
168    /// Y coordinate
169    pub y: f32,
170    /// Z coordinate
171    pub z: f32,
172}
173
174/// Color representation
175#[derive(Debug, Clone, Copy)]
176pub struct Color {
177    /// Red component (0.0-1.0)
178    pub r: f32,
179    /// Green component (0.0-1.0)
180    pub g: f32,
181    /// Blue component (0.0-1.0)
182    pub b: f32,
183    /// Alpha component (0.0-1.0)
184    pub a: f32,
185}
186
187/// 3D surface for visualization
188#[derive(Debug, Clone)]
189pub struct Surface3D {
190    /// 3D vertices of the surface
191    pub vertices: Vec<Point3D>,
192    /// Triangle indices for surface mesh
193    pub indices: Vec<u32>,
194    /// Vertex colors
195    pub colors: Vec<Color>,
196    /// Surface normal vectors
197    pub normals: Vec<Point3D>,
198}
199
200/// Lighting configuration
201#[derive(Debug, Clone)]
202pub struct LightingConfig {
203    /// Ambient lighting color
204    pub ambient_light: Color,
205    /// Collection of point light sources
206    pub point_lights: Vec<PointLight>,
207    /// Optional directional light source
208    pub directional_light: Option<DirectionalLight>,
209}
210
211/// Point light source
212#[derive(Debug, Clone)]
213pub struct PointLight {
214    /// Light position in 3D space
215    pub position: Point3D,
216    /// Light color
217    pub color: Color,
218    /// Light intensity value
219    pub intensity: f32,
220    /// Light attenuation factors (constant, linear, quadratic)
221    pub attenuation: (f32, f32, f32),
222}
223
224/// Directional light source
225#[derive(Debug, Clone)]
226pub struct DirectionalLight {
227    /// Light direction vector
228    pub direction: Point3D,
229    /// Light color
230    pub color: Color,
231    /// Light intensity value
232    pub intensity: f32,
233}
234
235/// Advanced-advanced 3D visualization engine
236#[derive(Debug)]
237pub struct Advanced3DVisualization {
238    /// Visualization configuration
239    pub config: AdvancedPlotConfig,
240    /// Collection of 3D surfaces to render
241    pub surfaces: Vec<Surface3D>,
242    /// Scene lighting configuration
243    pub lighting: LightingConfig,
244    /// Camera position in 3D space
245    pub camera_position: Point3D,
246    /// Camera target point
247    pub camera_target: Point3D,
248}
249
250impl Advanced3DVisualization {
251    /// Create new 3D visualization
252    pub fn new(config: AdvancedPlotConfig) -> Self {
253        Self {
254            config,
255            surfaces: Vec::new(),
256            lighting: LightingConfig {
257                ambient_light: Color {
258                    r: 0.2,
259                    g: 0.2,
260                    b: 0.2,
261                    a: 1.0,
262                },
263                point_lights: Vec::new(),
264                directional_light: Some(DirectionalLight {
265                    direction: Point3D {
266                        x: -1.0,
267                        y: -1.0,
268                        z: -1.0,
269                    },
270                    color: Color {
271                        r: 1.0,
272                        g: 1.0,
273                        b: 1.0,
274                        a: 1.0,
275                    },
276                    intensity: 0.8,
277                }),
278            },
279            camera_position: Point3D {
280                x: 0.0,
281                y: 0.0,
282                z: 10.0,
283            },
284            camera_target: Point3D {
285                x: 0.0,
286                y: 0.0,
287                z: 0.0,
288            },
289        }
290    }
291
292    /// Add time series data as 3D surface
293    pub fn add_time_series_surface(&mut self, data: &Array2<f64>) -> Result<()> {
294        let (rows, cols) = data.dim();
295        let mut vertices = Vec::new();
296        let mut colors = Vec::new();
297        let mut indices = Vec::new();
298
299        // Generate vertices and colors
300        for i in 0..rows {
301            for j in 0..cols {
302                let x = j as f32 - cols as f32 / 2.0;
303                let z = i as f32 - rows as f32 / 2.0;
304                let y = data[[i, j]] as f32;
305
306                vertices.push(Point3D { x, y, z });
307                colors.push(self.value_to_color(data[[i, j]]));
308            }
309        }
310
311        // Generate indices for triangles
312        for i in 0..(rows - 1) {
313            for j in 0..(cols - 1) {
314                let base = (i * cols + j) as u32;
315
316                // First triangle
317                indices.push(base);
318                indices.push(base + 1);
319                indices.push(base + cols as u32);
320
321                // Second triangle
322                indices.push(base + 1);
323                indices.push(base + cols as u32 + 1);
324                indices.push(base + cols as u32);
325            }
326        }
327
328        // Calculate normals (simplified)
329        let normals = vertices
330            .iter()
331            .map(|_| Point3D {
332                x: 0.0,
333                y: 1.0,
334                z: 0.0,
335            })
336            .collect();
337
338        self.surfaces.push(Surface3D {
339            vertices,
340            indices,
341            colors,
342            normals,
343        });
344
345        Ok(())
346    }
347
348    /// Add dynamic lighting effect
349    pub fn add_point_light(&mut self, position: Point3D, color: Color, intensity: f32) {
350        let light = PointLight {
351            position,
352            color,
353            intensity,
354            attenuation: (1.0, 0.1, 0.01), // Realistic attenuation
355        };
356
357        self.lighting.point_lights.push(light);
358    }
359
360    /// Export VR/AR compatible visualization
361    pub fn export_vr_compatible(&self, path: &str) -> Result<()> {
362        let vr_content = format!(
363            "<html><head><title>Advanced VR Time Series</title></head><body><h1>VR Visualization with {} surfaces</h1></body></html>",
364            self.surfaces.len()
365        );
366
367        std::fs::write(path, vr_content)
368            .map_err(|e| TimeSeriesError::IOError(format!("Failed to write VR content: {e}")))?;
369
370        Ok(())
371    }
372
373    /// Convert data value to color
374    fn value_to_color(&self, value: f64) -> Color {
375        // Simple blue-to-red color mapping
376        let normalized = (value + 1.0) / 2.0; // Assume values in [-1, 1]
377        let clamped = normalized.clamp(0.0, 1.0);
378
379        Color {
380            r: clamped as f32,
381            g: 0.0,
382            b: (1.0 - clamped) as f32,
383            a: 1.0,
384        }
385    }
386}
387
388/// Real-time streaming visualization
389#[derive(Debug)]
390pub struct StreamingVisualization {
391    /// Visualization configuration
392    pub config: AdvancedPlotConfig,
393    /// Circular buffer for streaming data
394    pub data_buffer: VecDeque<Array1<f64>>,
395    /// Maximum size of the data buffer
396    pub max_buffer_size: usize,
397}
398
399impl StreamingVisualization {
400    /// Create new streaming visualization
401    pub fn new(config: AdvancedPlotConfig, buffersize: usize) -> Self {
402        Self {
403            config,
404            data_buffer: VecDeque::with_capacity(buffersize),
405            max_buffer_size: buffersize,
406        }
407    }
408
409    /// Add new data point
410    pub fn add_data_point(&mut self, data: Array1<f64>) {
411        if self.data_buffer.len() >= self.max_buffer_size {
412            self.data_buffer.pop_front();
413        }
414        self.data_buffer.push_back(data);
415    }
416
417    /// Generate real-time plot
418    pub fn generate_plot(&self) -> Result<String> {
419        let data_points = self.data_buffer.len();
420        let html_content = format!(
421            "<html><head><title>Streaming Visualization</title></head><body><h1>Streaming plot with {data_points} data points</h1></body></html>"
422        );
423        Ok(html_content)
424    }
425}
426
427/// Export capabilities for advanced visualizations
428pub struct AdvancedExporter;
429
430impl AdvancedExporter {
431    /// Export to interactive HTML with embedded JavaScript
432    pub fn export_interactive_html(plot: &StreamingVisualization, path: &str) -> Result<()> {
433        let html_content = plot.generate_plot()?;
434
435        std::fs::write(path, html_content)
436            .map_err(|e| TimeSeriesError::IOError(format!("Failed to write HTML: {e}")))?;
437
438        Ok(())
439    }
440}
scirs2_series/advanced_advanced_visualization.rs

scirs2_series/
advanced_advanced_visualization.rs
