squiggle.c

commit 65a104e089de7960d5ef9a2d3fb0906ac8120010
parent 9581001cf559f711d359ee6a8da37c017b0dcf5e
Author: NunoSempere <nuno.sempere@protonmail.com>
Date:   Fri, 17 Nov 2023 20:48:23 +0000

add 100 sorted lognormal samples

Diffstat:
M
examples/01_one_sample/example
 | 
0

M
examples/02_many_samples_time_to_botec/example
 | 
0

M
examples/03_gcc_nested_function/example
 | 
0

M
examples/04_sample_from_cdf_simple/example
 | 
0

M
examples/05_sample_from_cdf_beta/example
 | 
0

M
examples/06_gamma_beta/example
 | 
0

A
examples/16_100_lognormal_samples/example
 | 
0

A
examples/16_100_lognormal_samples/example.c
 | 
17
+++++++++++++++++
A
examples/16_100_lognormal_samples/makefile
 | 
53
+++++++++++++++++++++++++++++++++++++++++++++++++++++
A
examples/16_100_lognormal_samples/run-sorted.sh
 | 
1
+

10 files changed, 71 insertions(+), 0 deletions(-)
diff --git a/examples/01_one_sample/example b/examples/01_one_sample/example
Binary files differ.
diff --git a/examples/02_many_samples_time_to_botec/example b/examples/02_many_samples_time_to_botec/example
Binary files differ.
diff --git a/examples/03_gcc_nested_function/example b/examples/03_gcc_nested_function/example
Binary files differ.
diff --git a/examples/04_sample_from_cdf_simple/example b/examples/04_sample_from_cdf_simple/example
Binary files differ.
diff --git a/examples/05_sample_from_cdf_beta/example b/examples/05_sample_from_cdf_beta/example
Binary files differ.
diff --git a/examples/06_gamma_beta/example b/examples/06_gamma_beta/example
Binary files differ.
diff --git a/examples/16_100_lognormal_samples/example b/examples/16_100_lognormal_samples/example
Binary files differ.
diff --git a/examples/16_100_lognormal_samples/example.c b/examples/16_100_lognormal_samples/example.c
@@ -0,0 +1,17 @@
+#include "../../squiggle.h"
+#include <stdint.h>
+#include <stdlib.h>
+#include <stdio.h>
+
+// Estimate functions
+int main(){
+    // set randomness seed
+	uint64_t* seed = malloc(sizeof(uint64_t));
+	*seed = 1000; // xorshift can't start with 0
+	
+	for(int i=0; i<100; i++){
+	  double sample = sample_lognormal(0,10, seed);
+	  printf("%f\n", sample);
+	}
+	free(seed);
+}
diff --git a/examples/16_100_lognormal_samples/makefile b/examples/16_100_lognormal_samples/makefile
@@ -0,0 +1,53 @@
+# Interface: 
+#   make
+#   make build
+#   make format
+#   make run
+
+# Compiler
+CC=gcc
+# CC=tcc # <= faster compilation
+
+# Main file
+SRC=example.c ../../squiggle.c
+OUTPUT=example
+
+## Dependencies
+MATH=-lm
+
+## Flags
+DEBUG= #'-g'
+STANDARD=-std=c99
+WARNINGS=-Wall
+OPTIMIZED=-O3  #-Ofast
+# OPENMP=-fopenmp
+
+## Formatter
+STYLE_BLUEPRINT=webkit
+FORMATTER=clang-format -i -style=$(STYLE_BLUEPRINT)
+
+## make build
+build: $(SRC)
+	$(CC) $(OPTIMIZED) $(DEBUG) $(SRC) $(MATH) -o $(OUTPUT)
+
+format: $(SRC)
+	$(FORMATTER) $(SRC)
+
+run: $(SRC) $(OUTPUT)
+	OMP_NUM_THREADS=1 ./$(OUTPUT) && echo
+
+time-linux: 
+	@echo "Requires /bin/time, found on GNU/Linux systems" && echo
+	
+	@echo "Running 100x and taking avg time $(OUTPUT)"
+	@t=$$(/usr/bin/time -f "%e" -p bash -c 'for i in {1..100}; do $(OUTPUT); done' 2>&1 >/dev/null | grep real | awk '{print $$2}' ); echo "scale=2; 1000 * $$t / 100" | bc | sed "s|^|Time using 1 thread: |" | sed 's|$$|ms|' && echo
+
+## Profiling
+
+profile-linux: 
+	echo "Requires perf, which depends on the kernel version, and might be in linux-tools package or similar"
+	echo "Must be run as sudo"
+	$(CC) $(SRC) $(MATH) -o $(OUTPUT)
+	sudo perf record ./$(OUTPUT)
+	sudo perf report
+	rm perf.data
diff --git a/examples/16_100_lognormal_samples/run-sorted.sh b/examples/16_100_lognormal_samples/run-sorted.sh
@@ -0,0 +1 @@
+./example | sort -h