# pec5d/grid_vision.py
"""
GRID.VISION — Spatial Interface Core.

5D voxel rendering · SLM holography · lightfield projection. The grid is
a 5D coordinate lattice (x, y, z, t, Φ-phase); the renderer produces
voxel intensity fields for display.
"""

from __future__ import annotations

import time
from typing import Any, Dict, Optional

import numpy as np

from pec5d.constants import PHI, CARRIER_HZ


class GridVision:
    """GRID.VISION — 5D spatial interface core (SLM holography model)."""

    DIMS = ["x", "y", "z", "t", "phi"]

    def __init__(self, resolution: int = 64):
        self.resolution = resolution
        self.carrier_hz = CARRIER_HZ
        self.frames: list[np.ndarray] = []
        self.active = False

    def initialize(self) -> "GridVision":
        """Initialize the vision core."""
        print(f"👁 GRID.VISION initializing — 5D lattice {self.resolution}³ × t × Φ")
        self.active = True
        return self

    def render_voxels(self, seed: Optional[int] = None) -> Dict[str, Any]:
        """Render a 5D voxel intensity field (simulated lightfield)."""
        rng = np.random.default_rng(seed)
        voxels = rng.standard_normal((self.resolution, self.resolution))
        voxels = voxels * np.abs(np.sin(np.arange(self.resolution) * PHI))
        self.frames.append(voxels)
        return {
            "resolution": self.resolution,
            "dims": self.DIMS,
            "energy": round(float(np.mean(voxels**2)), 6),
            "carrier_hz": self.carrier_hz,
            "frame": len(self.frames),
        }

    def lightfield_projection(self, hologram: Optional[np.ndarray] = None) -> Dict[str, Any]:
        """Describe a lightfield projection (SLM parameters)."""
        return {
            "slm_pixels": self.resolution**2,
            "frame_rate_hz": 100,
            "carrier_hz": self.carrier_hz,
            "phase_lattice": self.DIMS,
        }

    def get_state(self) -> Dict[str, Any]:
        """Vision core state."""
        return {
            "active": self.active,
            "resolution": self.resolution,
            "dims": self.DIMS,
            "frames_rendered": len(self.frames),
            "carrier_hz": self.carrier_hz,
        }