forked from personal/squiggle.c
34 lines
1.0 KiB
C
34 lines
1.0 KiB
C
#include "../../../squiggle.h"
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#include "../../../squiggle_more.h"
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#include <stdint.h>
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#include <stdio.h>
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#include <stdlib.h>
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int main()
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{
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double p_a = 0.8;
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double p_b = 0.5;
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double p_c = p_a * p_b;
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double sample_0(uint64_t* seed){ return 0; }
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double sample_1(uint64_t* seed) { return 1; }
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double sample_few(uint64_t* seed) { return sample_to(1, 3, seed); }
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double sample_many(uint64_t* seed) { return sample_to(2, 10, seed); }
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int n_dists = 4;
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double weights[] = { 1 - p_c, p_c / 2, p_c / 4, p_c / 4 };
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double (*samplers[])(uint64_t*) = { sample_0, sample_1, sample_few, sample_many };
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double sampler_result(uint64_t* seed) {
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return sample_mixture(samplers, weights, n_dists, seed);
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}
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int n_samples = 1000 * 1000;
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int n_threads = 16;
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double* results = malloc(n_samples * sizeof(double));
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parallel_sampler(sampler_result, results, n_threads, n_samples);
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double avg = array_sum(results, n_samples)/n_samples;
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printf("Avg: %f", avg);
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free(results);
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}
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