diff --git a/benchmarks/build.sh b/benchmarks/build.sh
new file mode 100755
index 0000000..c53d7ea
--- /dev/null
+++ b/benchmarks/build.sh
@@ -0,0 +1 @@
+gcc -L/usr/local/lib -I/usr/local/include random_triangles.c -o random_triangles -lSDL
diff --git a/benchmarks/random_triangles.c b/benchmarks/random_triangles.c
new file mode 100644
index 0000000..3b82789
--- /dev/null
+++ b/benchmarks/random_triangles.c
@@ -0,0 +1,53 @@
+#include "SDL/SDL.h"
+#include <stdlib.h>
+
+int main(int argc, char **argv) {
+    SDL_Init(SDL_INIT_EVERYTHING);
+
+    SDL_Window* window = SDL_CreateWindow("demo window", 100, 100, 512, 512, 0);
+    SDL_Renderer* renderer = SDL_CreateRenderer(window, -1, 0);
+
+    int i;
+    SDL_Point p1, p2, p3;
+    SDL_Event event;
+
+    int start_time = SDL_GetTicks();
+    int frames=0;
+
+    int running=1;
+
+    while(running) {
+        frames++;
+        if(frames == 1000) {
+            printf("FPS %f\n", (float)frames/(SDL_GetTicks()-start_time)*1000);
+            frames = 0;
+            start_time = SDL_GetTicks();
+        }
+
+        while(SDL_PollEvent(&event)) {
+            if(event.type == SDL_WINDOWEVENT) {
+                if(event.window.event == SDL_WINDOWEVENT_CLOSE) {
+                    running=0;
+                }
+            }
+        }
+
+        // draw
+        SDL_SetRenderDrawColor(renderer, 0, 0, 0, 255);
+        SDL_RenderClear(renderer);
+        SDL_SetRenderDrawColor(renderer, 255, 0, 0, 255);
+
+        for(i=0; i < 20; ++i) {
+            SDL_SetRenderDrawColor(renderer, rand()%255, rand()%255, rand()%255, 255);
+            p1.x = rand()%512;
+            p1.y = rand()%512;
+            p2.x = rand()%512;
+            p2.y = rand()%512;
+            p3.x = rand()%512;
+            p3.y = rand()%512;
+            SDL_Point points[4] = { p1, p2, p3, p1 };
+            SDL_RenderDrawLines(renderer, points, 4);
+        }
+        SDL_RenderPresent(renderer);
+    }
+}
diff --git a/demo/random_rectangles.py b/demo/random_rectangles.py
index 74bd002..6ef6429 100755
--- a/demo/random_rectangles.py
+++ b/demo/random_rectangles.py
@@ -1,3 +1,4 @@
+#!/usr/bin/env python
 import random
 from csdl.video import Rect
 from demo_utils import simple_timed_loop