Rename fractal-brain to Resonance_Engine: update all paths, docs, scripts, and add experiments/results/src
This commit is contained in:
Scruff AI
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/* ============================================================================
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* PROBE B 1024×1024 - NO FFT VERSION
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* Real physics, guardian tracking, shear flow - NO FFT dependency
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*
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* CONSTITUTION:
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* 1. NO FAKES: If step rate jumps to 300k, stop - LBM bypassed
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* 2. RAW METAL: GPU fans must ramp up, or no work is being done
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* ============================================================================ */
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#include <cuda_runtime.h>
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#include <nvml.h>
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#include <cstdio>
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#include <cstdlib>
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#include <cstdint>
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#include <cmath>
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#include <chrono>
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#include <vector>
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#ifndef M_PI
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#define M_PI 3.14159265358979323846
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#endif
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/* ---- Grid ---------------------------------------------------------------- */
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#define NX 1024
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#define NY 1024
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#define NN (NX * NY)
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#define Q 9
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#define BLOCK 256
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#define GBLK(n) (((n) + BLOCK - 1) / BLOCK)
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/* ---- Test Protocol ------------------------------------------------------- */
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#define TOTAL_STEPS 2000000 // ~1 hour at 5.5k steps/sec
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#define STEPS_PER_BATCH 500
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#define SAMPLE_INTERVAL 50000 // Sample every 50k steps
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#define TOTAL_BATCHES (TOTAL_STEPS / STEPS_PER_BATCH)
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#define SAMPLE_BATCHES (SAMPLE_INTERVAL / STEPS_PER_BATCH)
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/* ---- LBM ---------------------------------------------------------------- */
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#define OMEGA 1.0f // tau=1.0, nu=1/6 — "clear water"
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/* ---- Guardian tracking ------------------------------------------------- */
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#define MAX_GUARDIANS 200
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#define GUARDIAN_THRESHOLD 1.01f // rho > 1.01 forms guardian
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typedef struct {
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float x, y; // position (grid coordinates)
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float vx, vy; // velocity
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float mass; // accumulated mass
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int alive; // 1 if active
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uint64_t born_step; // step when formed
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} Guardian;
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Guardian guardians[MAX_GUARDIANS];
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int n_guardians = 0;
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/* ---- D2Q9 --------------------------------------------------------------- */
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__constant__ int d_ex[Q] = { 0, 1, 0,-1, 0, 1,-1,-1, 1 };
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__constant__ int d_ey[Q] = { 0, 0, 1, 0,-1, 1, 1,-1,-1 };
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__constant__ float d_w[Q] = { 4.f/9, 1.f/9, 1.f/9, 1.f/9, 1.f/9,
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1.f/36,1.f/36,1.f/36,1.f/36 };
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/* ======================================================================== */
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/* K E R N E L S */
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/* ======================================================================== */
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/* ---- LBM collide & stream ---------------------------------------------- */
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__global__ void lbm_collide_stream(const float* __restrict__ f_src,
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float* __restrict__ f_dst,
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float* __restrict__ rho,
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float* __restrict__ ux,
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float* __restrict__ uy,
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float omega, int nx, int ny) {
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const int idx = blockIdx.x * blockDim.x + threadIdx.x;
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const int N = nx * ny;
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if (idx >= N) return;
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const int x = idx % nx, y = idx / nx;
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float fl[Q];
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for (int i = 0; i < Q; i++) {
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int sx = (x - d_ex[i] + nx) % nx;
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int sy = (y - d_ey[i] + ny) % ny;
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fl[i] = f_src[i * N + sy * nx + sx];
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}
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float rho_val = 0.f, ux_val = 0.f, uy_val = 0.f;
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for (int i = 0; i < Q; i++) {
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rho_val += fl[i];
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ux_val += (float)d_ex[i] * fl[i];
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uy_val += (float)d_ey[i] * fl[i];
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}
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float inv = 1.f / fmaxf(rho_val, 1e-10f);
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ux_val *= inv; uy_val *= inv;
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rho[idx] = rho_val; ux[idx] = ux_val; uy[idx] = uy_val;
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const float u2 = ux_val * ux_val + uy_val * uy_val;
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for (int i = 0; i < Q; i++) {
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float eu = (float)d_ex[i] * ux_val + (float)d_ey[i] * uy_val;
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float feq = d_w[i] * rho_val * (1.f + 3.f*eu + 4.5f*eu*eu - 1.5f*u2);
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f_dst[i * N + idx] = fl[i] - omega * (fl[i] - feq);
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}
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}
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/* ---- PROBE B: Lattice shear — rotate velocity in top 25% by 90° -------- */
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__global__ void probe_rotate_top(float* f, float* rho, float* ux, float* uy,
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int nx, int ny) {
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int idx = blockIdx.x * blockDim.x + threadIdx.x;
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int N = nx * ny;
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if (idx >= N) return;
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int y = idx / nx;
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/* Only affect top 25% */
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if (y < ny * 3 / 4) return;
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float r = rho[idx];
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float old_ux = ux[idx];
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float old_uy = uy[idx];
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/* 90° rotation: (ux, uy) → (-uy, ux) */
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float new_ux = -old_uy;
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float new_uy = old_ux;
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float u2_new = new_ux * new_ux + new_uy * new_uy;
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/* Reconstruct equilibrium with rotated velocity */
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for (int i = 0; i < Q; i++) {
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float eu = (float)d_ex[i] * new_ux + (float)d_ey[i] * new_uy;
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float feq_new = d_w[i] * r * (1.f + 3.f*eu + 4.5f*eu*eu - 1.5f*u2_new);
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/* Hard set to new equilibrium — maximum disruption */
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f[i * N + idx] = feq_new;
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}
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}
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/* ======================================================================== */
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/* G U A R D I A N T R A C K I N G */
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/* ======================================================================== */
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void update_guardians(const float* rho, const float* ux, const float* uy,
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uint64_t current_step) {
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// Simple guardian detection: local maxima of density
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for (int y = 1; y < NY - 1; y++) {
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for (int x = 1; x < NX - 1; x++) {
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int idx = y * NX + x;
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float rho_val = rho[idx];
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// Check if this is a local maximum and above threshold
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if (rho_val > GUARDIAN_THRESHOLD &&
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rho_val > rho[idx - 1] && rho_val > rho[idx + 1] &&
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rho_val > rho[idx - NX] && rho_val > rho[idx + NX]) {
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// Check if guardian already exists nearby
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int existing = -1;
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for (int g = 0; g < n_guardians; g++) {
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if (guardians[g].alive) {
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float dx = guardians[g].x - x;
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float dy = guardians[g].y - y;
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if (dx*dx + dy*dy < 25.0f) { // Within 5 cells
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existing = g;
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break;
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}
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}
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}
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if (existing >= 0) {
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// Update existing guardian
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guardians[existing].x = x;
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guardians[existing].y = y;
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guardians[existing].vx = ux[idx];
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guardians[existing].vy = uy[idx];
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guardians[existing].mass += rho_val - 1.0f;
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} else if (n_guardians < MAX_GUARDIANS) {
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// Create new guardian
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guardians[n_guardians].x = x;
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guardians[n_guardians].y = y;
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guardians[n_guardians].vx = ux[idx];
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guardians[n_guardians].vy = uy[idx];
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guardians[n_guardians].mass = rho_val - 1.0f;
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guardians[n_guardians].alive = 1;
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guardians[n_guardians].born_step = current_step;
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n_guardians++;
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}
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}
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}
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}
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}
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void save_guardian_census(uint64_t current_step) {
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FILE* csv = fopen("guardian_census.csv", "w");
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if (!csv) return;
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fprintf(csv, "id,x,y,vx,vy,mass,alive,born_step\n");
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int alive_count = 0;
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for (int g = 0; g < n_guardians; g++) {
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if (guardians[g].alive) {
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fprintf(csv, "%d,%.2f,%.2f,%.6f,%.6f,%.6f,%d,%llu\n",
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g, guardians[g].x, guardians[g].y,
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guardians[g].vx, guardians[g].vy,
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guardians[g].mass, guardians[g].alive,
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guardians[g].born_step);
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alive_count++;
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}
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}
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fclose(csv);
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// Also save JSON for compatibility
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FILE* json = fopen("guardian_census.json", "w");
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if (json) {
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fprintf(json, "{\n");
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fprintf(json, " \"total_guardians\": %d,\n", alive_count);
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fprintf(json, " \"current_step\": %llu,\n", current_step);
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fprintf(json, " \"guardians\": [\n");
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int first = 1;
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for (int g = 0; g < n_guardians; g++) {
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if (guardians[g].alive) {
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if (!first) fprintf(json, ",\n");
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first = 0;
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fprintf(json, " {\n");
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fprintf(json, " \"id\": %d,\n", g);
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fprintf(json, " \"x\": %.2f,\n", guardians[g].x);
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fprintf(json, " \"y\": %.2f,\n", guardians[g].y);
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fprintf(json, " \"vx\": %.6f,\n", guardians[g].vx);
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fprintf(json, " \"vy\": %.6f,\n", guardians[g].vy);
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fprintf(json, " \"mass\": %.6f,\n", guardians[g].mass);
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fprintf(json, " \"alive\": %d,\n", guardians[g].alive);
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fprintf(json, " \"born_step\": %llu\n", guardians[g].born_step);
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fprintf(json, " }");
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}
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}
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fprintf(json, "\n ]\n");
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fprintf(json, "}\n");
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fclose(json);
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}
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}
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/* ======================================================================== */
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/* M A I N T E S T */
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/* ======================================================================== */
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int main() {
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printf("=======================================================================\n");
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printf(" PROBE B 1024×1024 - NO FFT VERSION\n");
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printf(" Beast: RTX 4090, 1024x1024 grid\n");
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printf(" Target: 2M steps (~1 hour at 5.5k steps/sec)\n");
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printf("=======================================================================\n\n");
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printf("CONSTITUTION:\n");
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printf(" 1. NO FAKES: If step rate jumps to 300k, stop - LBM bypassed\n");
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printf(" 2. RAW METAL: GPU fans must ramp up, or no work is being done\n\n");
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/* ---- CUDA setup ----------------------------------------------------- */
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cudaDeviceProp prop;
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cudaGetDeviceProperties(&prop, 0);
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printf("[CUDA] %s SM %d.%d SMs: %d\n",
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prop.name, prop.major, prop.minor, prop.multiProcessorCount);
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/* ---- NVML power monitoring ----------------------------------------- */
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nvmlInit();
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nvmlDevice_t nvml_dev;
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nvmlDeviceGetHandleByIndex(0, &nvml_dev);
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unsigned int power_mW;
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nvmlDeviceGetPowerUsage(nvml_dev, &power_mW);
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printf("[NVML] Idle power: %.1f W\n", power_mW / 1000.0f);
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/* ---- Allocate memory ----------------------------------------------- */
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float *f0, *f1, *rho, *ux, *uy;
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cudaMallocManaged(&f0, Q * NN * sizeof(float));
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cudaMallocManaged(&f1, Q * NN * sizeof(float));
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cudaMallocManaged(&rho, NN * sizeof(float));
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cudaMallocManaged(&ux, NN * sizeof(float));
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cudaMallocManaged(&uy, NN * sizeof(float));
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/* ---- Initialize equilibrium ---------------------------------------- */
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printf("\n[INIT] Setting up equilibrium state (rho=1.0, u=0)...\n");
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for (int i = 0; i < Q * NN; i++) {
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f0[i] = 1.0f + 0.01f * (rand() / (float)RAND_MAX - 0.5f);
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}
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/* ---- Prepare output files ------------------------------------------ */
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FILE* telemetry_csv = fopen("probeB_telemetry.csv", "w");
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fprintf(telemetry_csv, "step,power_w,n_guardians,phase\n");
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/* ---- Test phases --------------------------------------------------- */
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enum { PHASE_BASELINE, PHASE_SHEAR, PHASE_RECOVERY } current_phase = PHASE_BASELINE;
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uint64_t shear_trigger_step = 800000; // Apply shear at 800k steps
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int shear_applied = 0;
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auto t0 = std::chrono::steady_clock::now();
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uint64_t total_steps = 0;
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printf("\n[PHASE 1: BASELINE & BIRTH] Starting...\n");
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printf(" Batch | Steps | Power | Guardians | Phase\n");
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printf(" ------|---------|-------|-----------|--------\n");
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int cur = 0;
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int guardian_check_interval = 10000; // Check for guardians every 10k steps
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for (int batch = 0; batch < TOTAL_BATCHES; batch++) {
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// Run LBM steps
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for (int s = 0; s < STEPS_PER_BATCH; s++) {
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lbm_collide_stream<<<GBLK(NN), BLOCK>>>(
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(cur == 0) ? f0 : f1,
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(cur == 0) ? f1 : f0,
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rho, ux, uy, OMEGA, NX, NY);
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cudaDeviceSynchronize();
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cur = 1 - cur;
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}
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total_steps += STEPS_PER_BATCH;
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// Check for guardian formation
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if (total_steps % guardian_check_interval == 0) {
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update_guardians(rho, ux, uy, total_steps);
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}
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// Apply shear flow at trigger step (Probe B)
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if (total_steps >= shear_trigger_step && !shear_applied) {
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printf("\n[PHASE 3: SHEAR PUNCH] Applying Probe B at step %llu\n", total_steps);
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printf(" Rotating top 25%% velocity by 90°...\n");
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// Apply shear
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probe_rotate_top<<<GBLK(NN), BLOCK>>>(f0, rho, ux, uy, NX, NY);
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cudaDeviceSynchronize();
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probe_rotate_top<<<GBLK(NN), BLOCK>>>(f1, rho, ux, uy, NX, NY);
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cudaDeviceSynchronize();
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shear_applied = 1;
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current_phase = PHASE_SHEAR;
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}
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// Sample every SAMPLE_INTERVAL steps
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if ((batch + 1) % SAMPLE_BATCHES == 0) {
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// Get power usage
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nvmlDeviceGetPowerUsage(nvml_dev, &power_mW);
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float power_W = power_mW / 1000.0f;
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// Log to CSV
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const char* phase_str = "baseline";
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if (current_phase == PHASE_SHEAR) phase_str = "shear";
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else if (current_phase == PHASE_RECOVERY && shear_applied) phase_str = "recovery";
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fprintf(telemetry_csv, "%llu,%.1f,%d,%s\n",
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total_steps, power_W, n_guardians, phase_str);
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// Print progress
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printf(" %5d | %7llu | %5.0f | %9d | %s\n",
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batch + 1, total_steps, power_W, n_guardians, phase_str);
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// CONSTITUTION CHECK 1: Step rate
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auto t_now = std::chrono::steady_clock::now();
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double elapsed = std::chrono::duration<double>(t_now - t0).count();
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float steps_per_sec = total_steps / elapsed;
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if (steps_per_sec > 10000.0f) {
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printf("\n🚨 CONSTITUTION VIOLATION: Step rate = %.0f (>10k)\n", steps_per_sec);
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printf(" LBM may be bypassed. Stopping test.\n");
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break;
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}
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// CONSTITUTION CHECK 2: Power scaling
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if (power_W < 50.0f && elapsed > 60.0f) {
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printf("\n🚨 CONSTITUTION VIOLATION: Power = %.1f W (<50W)\n", power_W);
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printf(" GPU not under load. Stopping test.\n");
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break;
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}
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// Phase transition: After shear, move to recovery
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if (shear_applied && current_phase == PHASE_SHEAR &&
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total_steps > shear_trigger_step + 100000) {
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printf("\n[PHASE 4: RECOVERY] Monitoring reorganization...\n");
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current_phase = PHASE_RECOVERY;
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}
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// Save guardian census periodically
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if (n_guardians > 0 && total_steps % 100000 == 0) {
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save_guardian_census(total_steps);
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}
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}
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// Check if we've reached time limit (~1 hour)
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auto t_now = std::chrono::steady_clock::now();
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double elapsed = std::chrono::duration<double>(t_now - t0).count();
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if (elapsed > 3600.0) { // 1 hour
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printf("\n[TIME] 1 hour reached at step %llu\n", total_steps);
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break;
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}
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}
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auto t_end = std::chrono::steady_clock::now();
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double runtime = std::chrono::duration<double>(t_end - t0).count();
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/* ---- Final analysis ------------------------------------------------ */
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printf("\n=======================================================================\n");
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printf(" PROBE B TEST - FINAL RESULTS\n");
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printf("=======================================================================\n");
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printf("\nPERFORMANCE:\n");
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printf(" Total steps: %llu\n", total_steps);
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printf(" Runtime: %.1f seconds (%.2f hours)\n", runtime, runtime / 3600.0);
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printf(" Steps/sec: %.0f\n", total_steps / runtime);
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printf(" Expected: ~5,500 steps/sec\n");
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printf("\nPOWER USAGE:\n");
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nvmlDeviceGetPowerUsage(nvml_dev, &power_mW);
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printf(" Final power: %.1f W\n", power_mW / 1000.0f);
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printf(" Idle power: ~37 W\n");
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printf(" Load power: ~290 W\n");
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printf("\nGUARDIAN FORMATION:\n");
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int alive_guardians = 0;
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for (int g = 0; g < n_guardians; g++) {
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if (guardians[g].alive) alive_guardians++;
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}
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printf(" Total guardians: %d\n", alive_guardians);
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printf(" Expected (March 7): 194 guardians\n");
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// Save final guardian census
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save_guardian_census(total_steps);
|
||||
|
||||
printf("\nSHEAR FLOW:\n");
|
||||
if (shear_applied) {
|
||||
printf(" ✅ Applied at step %llu\n", shear_trigger_step);
|
||||
} else {
|
||||
printf(" ❌ NOT applied\n");
|
||||
}
|
||||
|
||||
printf("\n=======================================================================\n");
|
||||
printf(" V E R D I C T\n");
|
||||
printf("=======================================================================\n");
|
||||
|
||||
int passes = 0;
|
||||
int total_tests = 4;
|
||||
|
||||
// Test 1: Performance reality
|
||||
float steps_per_sec = total_steps / runtime;
|
||||
if (steps_per_sec > 4000 && steps_per_sec < 7000) {
|
||||
printf("✅ PERFORMANCE: %.0f steps/sec (within 5.5k ± 25%%)\n", steps_per_sec);
|
||||
passes++;
|
||||
} else {
|
||||
printf("❌ PERFORMANCE: %.0f steps/sec (expected ~5.5k)\n", steps_per_sec);
|
||||
}
|
||||
|
||||
// Test 2: Power scaling
|
||||
float final_power = power_mW / 1000.0f;
|
||||
if (final_power > 100.0f) {
|
||||
printf("✅ POWER: %.1f W (above idle, real work)\n", final_power);
|
||||
passes++;
|
||||
} else {
|
||||
printf("❌ POWER: %.1f W (not scaling with load)\n", final_power);
|
||||
}
|
||||
|
||||
// Test 3: Guardian formation
|
||||
if (alive_guardians > 0) {
|
||||
printf("✅ GUARDIANS: %d formed (real structure)\n", alive_guardians);
|
||||
passes++;
|
||||
} else {
|
||||
printf("❌ GUARDIANS: None formed (no structure)\n");
|
||||
}
|
||||
|
||||
// Test 4: Shear applied
|
||||
if (shear_applied) {
|
||||
printf("✅ SHEAR: Probe B applied at step %llu\n", shear_trigger_step);
|
||||
passes++;
|
||||
} else {
|
||||
printf("❌ SHEAR: Not applied\n");
|
||||
}
|
||||
|
||||
printf("\nSCORE: %d/%d tests passed\n", passes, total_tests);
|
||||
|
||||
if (passes == total_tests) {
|
||||
printf("\n🎯 PROBE B TEST PASSED: System shows real physics\n");
|
||||
printf(" The 4090 remembers how to be a brain.\n");
|
||||
} else if (passes >= 3) {
|
||||
printf("\n⚠️ PARTIAL SUCCESS: %d/4 tests passed\n", passes);
|
||||
printf(" Some physics working, needs investigation.\n");
|
||||
} else {
|
||||
printf("\n🚨 TEST FAILED: Only %d/4 tests passed\n", passes);
|
||||
printf(" System not exhibiting real behavior.\n");
|
||||
}
|
||||
|
||||
printf("\nOutput files:\n");
|
||||
printf(" probeB_telemetry.csv - Step-by-step telemetry\n");
|
||||
printf(" guardian_census.csv - Guardian positions/mass/velocity\n");
|
||||
printf(" guardian_census.json - JSON format for compatibility\n");
|
||||
|
||||
/* ---- Cleanup ------------------------------------------------------- */
|
||||
fclose(telemetry_csv);
|
||||
cudaFree(f0); cudaFree(f1);
|
||||
cudaFree(rho); cudaFree(ux); cudaFree(uy);
|
||||
nvmlShutdown();
|
||||
|
||||
return (passes >= 3) ? 0 : 1;
|
||||
}
|
||||
Reference in New Issue
Block a user