Add gradient example

1 files changed, 3 insertions, 42 deletions

diff --git a/setup.sql b/setup.sql
index 254beaa..d5d8ce2 100644
--- a/setup.sql
+++ b/setup.sql
@@ -1,15 +1,15 @@
 PRAGMA foreign_keys = ON;
-PRAGMA temp_store = 2;
+PRAGMA temp_store = MEMORY;
 
 CREATE TABLE images (
-  id INTEGER PRIMARY KEY AUTOINCREMENT,
+  id TEXT PRIMARY KEY,
   width INTEGER NOT NULL,
   height INTEGER NOT NULL
 );
 
 CREATE TABLE pixels (
   id INTEGER PRIMARY KEY AUTOINCREMENT,
-  image_id INTEGER NOT NULL,
+  image_id TEXT NOT NULL,
   x INTEGER NOT NULL,
   y INTEGER NOT NULL,
   r INTEGER NOT NULL CHECK(r >= 0 AND r <= 255),
@@ -18,42 +18,3 @@ CREATE TABLE pixels (
   FOREIGN KEY(image_id) REFERENCES images(id),
   UNIQUE(image_id, x, y)
 );
-
-INSERT INTO images (id, width, height) VALUES (1, 6, 6);
-
-INSERT INTO pixels (image_id, x, y, r, g, b) VALUES (1, 1, 1, 0, 255, 0);
-INSERT INTO pixels (image_id, x, y, r, g, b) VALUES (1, 2, 1, 0, 255, 0);
-INSERT INTO pixels (image_id, x, y, r, g, b) VALUES (1, 3, 1, 0, 255, 0);
-INSERT INTO pixels (image_id, x, y, r, g, b) VALUES (1, 4, 1, 0, 255, 0);
-INSERT INTO pixels (image_id, x, y, r, g, b) VALUES (1, 5, 1, 0, 255, 0);
-INSERT INTO pixels (image_id, x, y, r, g, b) VALUES (1, 6, 1, 0, 255, 0);
-INSERT INTO pixels (image_id, x, y, r, g, b) VALUES (1, 1, 2, 0, 255, 0);
-INSERT INTO pixels (image_id, x, y, r, g, b) VALUES (1, 2, 2, 0, 255, 0);
-INSERT INTO pixels (image_id, x, y, r, g, b) VALUES (1, 3, 2, 0, 255, 0);
-INSERT INTO pixels (image_id, x, y, r, g, b) VALUES (1, 4, 2, 255, 0, 0);
-INSERT INTO pixels (image_id, x, y, r, g, b) VALUES (1, 5, 2, 255, 0, 0);
-INSERT INTO pixels (image_id, x, y, r, g, b) VALUES (1, 6, 2, 255, 0, 0);
-INSERT INTO pixels (image_id, x, y, r, g, b) VALUES (1, 1, 3, 255, 0, 0);
-INSERT INTO pixels (image_id, x, y, r, g, b) VALUES (1, 2, 3, 255, 0, 0);
-INSERT INTO pixels (image_id, x, y, r, g, b) VALUES (1, 3, 3, 255, 0, 0);
-INSERT INTO pixels (image_id, x, y, r, g, b) VALUES (1, 4, 3, 255, 0, 0);
-INSERT INTO pixels (image_id, x, y, r, g, b) VALUES (1, 5, 3, 255, 0, 0);
-INSERT INTO pixels (image_id, x, y, r, g, b) VALUES (1, 6, 3, 255, 0, 0);
-INSERT INTO pixels (image_id, x, y, r, g, b) VALUES (1, 1, 4, 255, 0, 0);
-INSERT INTO pixels (image_id, x, y, r, g, b) VALUES (1, 2, 4, 255, 0, 0);
-INSERT INTO pixels (image_id, x, y, r, g, b) VALUES (1, 3, 4, 255, 0, 0);
-INSERT INTO pixels (image_id, x, y, r, g, b) VALUES (1, 4, 4, 255, 0, 0);
-INSERT INTO pixels (image_id, x, y, r, g, b) VALUES (1, 5, 4, 255, 0, 0);
-INSERT INTO pixels (image_id, x, y, r, g, b) VALUES (1, 6, 4, 255, 0, 0);
-INSERT INTO pixels (image_id, x, y, r, g, b) VALUES (1, 1, 5, 255, 0, 0);
-INSERT INTO pixels (image_id, x, y, r, g, b) VALUES (1, 2, 5, 255, 0, 0);
-INSERT INTO pixels (image_id, x, y, r, g, b) VALUES (1, 3, 5, 255, 0, 0);
-INSERT INTO pixels (image_id, x, y, r, g, b) VALUES (1, 4, 5, 0, 0, 255);
-INSERT INTO pixels (image_id, x, y, r, g, b) VALUES (1, 5, 5, 0, 0, 255);
-INSERT INTO pixels (image_id, x, y, r, g, b) VALUES (1, 6, 5, 0, 0, 255);
-INSERT INTO pixels (image_id, x, y, r, g, b) VALUES (1, 1, 6, 0, 0, 255);
-INSERT INTO pixels (image_id, x, y, r, g, b) VALUES (1, 2, 6, 0, 0, 255);
-INSERT INTO pixels (image_id, x, y, r, g, b) VALUES (1, 3, 6, 0, 0, 255);
-INSERT INTO pixels (image_id, x, y, r, g, b) VALUES (1, 4, 6, 0, 0, 255);
-INSERT INTO pixels (image_id, x, y, r, g, b) VALUES (1, 5, 6, 0, 0, 255);
-INSERT INTO pixels (image_id, x, y, r, g, b) VALUES (1, 6, 6, 0, 0, 255);