mirror of
https://github.com/fluencelabs/assemblyscript
synced 2025-06-14 07:21:30 +00:00
Add some smoothing to mandelbrot example
This commit is contained in:
dcodeIO
@ -1,7 +1,7 @@
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Mandelbrot Set
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==============
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An [AssemblyScript](http://assemblyscript.org) example. Renders the Mandelbrot set to a canvas. Compiles to ~350 bytes of optimized WASM.
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An [AssemblyScript](http://assemblyscript.org) example. Renders the Mandelbrot set to a canvas. Compiles to ~550 bytes of optimized WASM.
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Instructions
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------------
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@ -1,24 +1,41 @@
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// see: https://en.wikipedia.org/wiki/Mandelbrot_set
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/** Computes the number of iterations in the rectangle `width` x `height`, limited to `max`. */
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export function compute(width: u32, height: u32, max: u32): void {
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export function compute(width: u32, height: u32, limit: u32): void {
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var translateX = width / 1.6;
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var translateY = height / 2.0;
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var scale = 4.0 / width;
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var scale = 10.0 / min(3 * width, 4 * height);
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for (let y: u32 = 0; y < height; ++y) {
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let imaginary = (y - translateY) * scale;
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for (let x: u32 = 0; x < width; ++x) {
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let real = (x - translateX) * scale;
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let iteration = <u32>0;
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let ixsq: f64, iysq: f64;
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for (let ix = 0.0, iy = 0.0; (ixsq = ix * ix) + (iysq = iy * iy) <= 4.0; ++iteration) {
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// Iterate until either the escape radius or iteration limit is exceeded
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let ix = 0.0, iy = 0.0, ixsq: f64, iysq: f64;
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let iteration: u32 = 0;
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while ((ixsq = ix * ix) + (iysq = iy * iy) <= 4.0) {
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let t = ixsq - iysq + real;
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iy = 2.0 * ix * iy + imaginary;
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ix = t;
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if (++iteration >= max) break;
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if (iteration >= limit) break;
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++iteration;
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}
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// Do a few extra iterations to reduce error margin
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for (let i = 0; i < 4; ++i) {
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let t = (ixsq = ix * ix) - (iysq = iy * iy) + real;
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iy = 2.0 * ix * iy + imaginary;
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ix = t;
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}
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// Renormalize, see: http://linas.org/art-gallery/escape/escape.html
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let frac: f64 = JSMath.log(JSMath.log(sqrt(ix * ix + iy * iy))) / JSMath.LN2;
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if (frac > 0) {
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let norm: f64 = max<f64>(min<f64>((<f64>(iteration + 1) - frac) / limit, 1.0), 0.0);
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store<u16>((y * width + x) << 1, <u32>(2047 * norm));
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} else {
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store<u16>((y * width + x) << 1, iteration * 2047 / limit);
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}
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// write normalized iterations to [0, width * height], row by row
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store<u8>(y * width + x, iteration * 255 / max);
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}
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}
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}
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Binary file not shown.
@ -1,23 +1,27 @@
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(module
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(type $iiiv (func (param i32 i32 i32)))
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(type $FF (func (param f64) (result f64)))
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(import "JSMath" "log" (func $~lib/math/JSMath.log (param f64) (result f64)))
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(import "JSMath" "LN2" (global $~lib/math/JSMath.LN2 f64))
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(memory $0 1)
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(export "compute" (func $assembly/index/compute))
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(export "memory" (memory $0))
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(func $assembly/index/compute (; 0 ;) (type $iiiv) (param $0 i32) (param $1 i32) (param $2 i32)
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(local $3 i32)
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(local $4 i32)
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(func $assembly/index/compute (; 1 ;) (type $iiiv) (param $0 i32) (param $1 i32) (param $2 i32)
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(local $3 f64)
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(local $4 f64)
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(local $5 i32)
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(local $6 f64)
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(local $7 f64)
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(local $6 i32)
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(local $7 i32)
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(local $8 f64)
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(local $9 f64)
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(local $9 i32)
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(local $10 f64)
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(local $11 f64)
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(local $12 f64)
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(local $13 f64)
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(local $14 f64)
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(local $15 f64)
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;;@ assembly/index.ts:5:2
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(set_local $9
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(set_local $13
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;;@ assembly/index.ts:5:19
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(f64.div
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(f64.convert_u/i32
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@ -28,7 +32,7 @@
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)
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)
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;;@ assembly/index.ts:6:2
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(set_local $10
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(set_local $14
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;;@ assembly/index.ts:6:19
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(f64.div
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(f64.convert_u/i32
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@ -39,13 +43,28 @@
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)
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)
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;;@ assembly/index.ts:7:2
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(set_local $8
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(set_local $10
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;;@ assembly/index.ts:7:14
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(f64.div
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(f64.const 4)
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(f64.convert_u/i32
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;;@ assembly/index.ts:7:20
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(get_local $0)
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(f64.const 10)
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;;@ assembly/index.ts:7:21
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(f64.min
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;;@ assembly/index.ts:7:25
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(f64.mul
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(f64.const 3)
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(f64.convert_u/i32
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;;@ assembly/index.ts:7:29
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(get_local $0)
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)
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)
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;;@ assembly/index.ts:7:36
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(f64.mul
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(f64.const 4)
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(f64.convert_u/i32
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;;@ assembly/index.ts:7:40
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(get_local $1)
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)
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)
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)
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)
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)
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@ -53,7 +72,7 @@
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(if
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;;@ assembly/index.ts:8:23
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(i32.lt_u
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(get_local $3)
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(get_local $5)
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;;@ assembly/index.ts:8:27
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(get_local $1)
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)
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@ -65,17 +84,17 @@
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(f64.sub
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(f64.convert_u/i32
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;;@ assembly/index.ts:9:21
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(get_local $3)
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(get_local $5)
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)
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;;@ assembly/index.ts:9:25
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(get_local $10)
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(get_local $14)
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)
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;;@ assembly/index.ts:9:39
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(get_local $8)
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(get_local $10)
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)
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)
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;;@ assembly/index.ts:10:9
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(set_local $4
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(set_local $6
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;;@ assembly/index.ts:10:22
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(i32.const 0)
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)
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@ -83,7 +102,7 @@
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(if
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;;@ assembly/index.ts:10:25
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(i32.lt_u
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(get_local $4)
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(get_local $6)
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;;@ assembly/index.ts:10:29
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(get_local $0)
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)
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@ -95,107 +114,101 @@
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(f64.sub
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(f64.convert_u/i32
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;;@ assembly/index.ts:11:18
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(get_local $4)
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(get_local $6)
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)
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;;@ assembly/index.ts:11:22
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(get_local $9)
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(get_local $13)
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)
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;;@ assembly/index.ts:11:36
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(get_local $8)
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(get_local $10)
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)
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)
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;;@ assembly/index.ts:12:6
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(set_local $5
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;;@ assembly/index.ts:12:22
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(set_local $3
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;;@ assembly/index.ts:14:15
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(f64.const 0)
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)
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(set_local $4
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;;@ assembly/index.ts:14:25
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(f64.const 0)
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)
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;;@ assembly/index.ts:15:6
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(set_local $7
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;;@ assembly/index.ts:15:27
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(i32.const 0)
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)
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;;@ assembly/index.ts:14:6
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;;@ assembly/index.ts:16:6
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(block $break|2
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(set_local $6
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;;@ assembly/index.ts:14:20
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(f64.const 0)
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)
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(set_local $7
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;;@ assembly/index.ts:14:30
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(f64.const 0)
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)
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(loop $continue|2
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(if
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;;@ assembly/index.ts:14:35
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;;@ assembly/index.ts:16:13
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(f64.le
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(f64.add
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(tee_local $13
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;;@ assembly/index.ts:14:43
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(tee_local $15
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;;@ assembly/index.ts:16:21
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(f64.mul
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(get_local $6)
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;;@ assembly/index.ts:14:48
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(get_local $6)
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(get_local $3)
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;;@ assembly/index.ts:16:26
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(get_local $3)
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)
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)
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;;@ assembly/index.ts:14:54
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(tee_local $14
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;;@ assembly/index.ts:14:62
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;;@ assembly/index.ts:16:32
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(tee_local $8
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;;@ assembly/index.ts:16:40
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(f64.mul
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(get_local $7)
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;;@ assembly/index.ts:14:67
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(get_local $7)
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(get_local $4)
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;;@ assembly/index.ts:16:45
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(get_local $4)
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)
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)
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)
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;;@ assembly/index.ts:14:74
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;;@ assembly/index.ts:16:52
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(f64.const 4)
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)
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(block
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;;@ assembly/index.ts:16:8
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(set_local $7
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;;@ assembly/index.ts:16:13
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;;@ assembly/index.ts:18:8
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(set_local $4
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;;@ assembly/index.ts:18:13
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(f64.add
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(f64.mul
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(f64.mul
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(f64.const 2)
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;;@ assembly/index.ts:16:19
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(get_local $6)
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;;@ assembly/index.ts:18:19
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(get_local $3)
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)
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;;@ assembly/index.ts:16:24
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(get_local $7)
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;;@ assembly/index.ts:18:24
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(get_local $4)
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)
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;;@ assembly/index.ts:16:29
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;;@ assembly/index.ts:18:29
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(get_local $11)
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)
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)
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;;@ assembly/index.ts:17:8
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(set_local $6
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;;@ assembly/index.ts:15:16
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;;@ assembly/index.ts:19:8
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(set_local $3
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;;@ assembly/index.ts:17:16
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(f64.add
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(f64.sub
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(get_local $13)
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;;@ assembly/index.ts:15:23
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(get_local $14)
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(get_local $15)
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;;@ assembly/index.ts:17:23
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(get_local $8)
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)
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;;@ assembly/index.ts:15:30
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;;@ assembly/index.ts:17:30
|
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(get_local $12)
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)
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)
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;;@ assembly/index.ts:18:32
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;;@ assembly/index.ts:20:32
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(br_if $break|2
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;;@ assembly/index.ts:18:12
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||||
;;@ assembly/index.ts:20:12
|
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(i32.ge_u
|
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(tee_local $5
|
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(i32.add
|
||||
;;@ assembly/index.ts:18:14
|
||||
(get_local $5)
|
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(i32.const 1)
|
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)
|
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)
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;;@ assembly/index.ts:18:27
|
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(get_local $7)
|
||||
;;@ assembly/index.ts:20:25
|
||||
(get_local $2)
|
||||
)
|
||||
)
|
||||
;;@ assembly/index.ts:14:79
|
||||
(set_local $5
|
||||
;;@ assembly/index.ts:21:8
|
||||
(set_local $7
|
||||
(i32.add
|
||||
;;@ assembly/index.ts:14:81
|
||||
(get_local $5)
|
||||
;;@ assembly/index.ts:21:10
|
||||
(get_local $7)
|
||||
(i32.const 1)
|
||||
)
|
||||
)
|
||||
@ -204,34 +217,203 @@
|
||||
)
|
||||
)
|
||||
)
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||||
;;@ assembly/index.ts:21:6
|
||||
(i32.store8
|
||||
;;@ assembly/index.ts:21:16
|
||||
(i32.add
|
||||
(i32.mul
|
||||
(get_local $3)
|
||||
;;@ assembly/index.ts:21:20
|
||||
(get_local $0)
|
||||
;;@ assembly/index.ts:25:11
|
||||
(set_local $9
|
||||
;;@ assembly/index.ts:25:19
|
||||
(i32.const 0)
|
||||
)
|
||||
(loop $continue|3
|
||||
(if
|
||||
;;@ assembly/index.ts:25:22
|
||||
(i32.lt_s
|
||||
(get_local $9)
|
||||
;;@ assembly/index.ts:25:26
|
||||
(i32.const 4)
|
||||
)
|
||||
(block
|
||||
;;@ assembly/index.ts:26:8
|
||||
(set_local $8
|
||||
;;@ assembly/index.ts:26:16
|
||||
(f64.add
|
||||
(f64.sub
|
||||
;;@ assembly/index.ts:26:24
|
||||
(f64.mul
|
||||
(get_local $3)
|
||||
;;@ assembly/index.ts:26:29
|
||||
(get_local $3)
|
||||
)
|
||||
;;@ assembly/index.ts:26:43
|
||||
(f64.mul
|
||||
(get_local $4)
|
||||
;;@ assembly/index.ts:26:48
|
||||
(get_local $4)
|
||||
)
|
||||
)
|
||||
;;@ assembly/index.ts:26:54
|
||||
(get_local $12)
|
||||
)
|
||||
)
|
||||
;;@ assembly/index.ts:27:8
|
||||
(set_local $4
|
||||
;;@ assembly/index.ts:27:13
|
||||
(f64.add
|
||||
(f64.mul
|
||||
(f64.mul
|
||||
(f64.const 2)
|
||||
;;@ assembly/index.ts:27:19
|
||||
(get_local $3)
|
||||
)
|
||||
;;@ assembly/index.ts:27:24
|
||||
(get_local $4)
|
||||
)
|
||||
;;@ assembly/index.ts:27:29
|
||||
(get_local $11)
|
||||
)
|
||||
)
|
||||
;;@ assembly/index.ts:28:8
|
||||
(set_local $3
|
||||
;;@ assembly/index.ts:28:13
|
||||
(get_local $8)
|
||||
)
|
||||
;;@ assembly/index.ts:25:29
|
||||
(set_local $9
|
||||
(i32.add
|
||||
;;@ assembly/index.ts:25:31
|
||||
(get_local $9)
|
||||
(i32.const 1)
|
||||
)
|
||||
)
|
||||
(br $continue|3)
|
||||
)
|
||||
;;@ assembly/index.ts:21:28
|
||||
(get_local $4)
|
||||
)
|
||||
;;@ assembly/index.ts:21:31
|
||||
(i32.div_u
|
||||
(i32.mul
|
||||
(get_local $5)
|
||||
;;@ assembly/index.ts:21:43
|
||||
(i32.const 255)
|
||||
)
|
||||
;;@ assembly/index.ts:33:6
|
||||
(if
|
||||
;;@ assembly/index.ts:33:10
|
||||
(f64.gt
|
||||
;;@ assembly/index.ts:32:6
|
||||
(tee_local $8
|
||||
;;@ assembly/index.ts:32:22
|
||||
(f64.div
|
||||
;;@ assembly/index.ts:32:29
|
||||
(call $~lib/math/JSMath.log
|
||||
;;@ assembly/index.ts:32:40
|
||||
(call $~lib/math/JSMath.log
|
||||
;;@ assembly/index.ts:32:44
|
||||
(f64.sqrt
|
||||
;;@ assembly/index.ts:32:49
|
||||
(f64.add
|
||||
(f64.mul
|
||||
(get_local $3)
|
||||
;;@ assembly/index.ts:32:54
|
||||
(get_local $3)
|
||||
)
|
||||
;;@ assembly/index.ts:32:59
|
||||
(f64.mul
|
||||
(get_local $4)
|
||||
;;@ assembly/index.ts:32:64
|
||||
(get_local $4)
|
||||
)
|
||||
)
|
||||
)
|
||||
)
|
||||
)
|
||||
;;@ assembly/index.ts:32:72
|
||||
(get_global $~lib/math/JSMath.LN2)
|
||||
)
|
||||
)
|
||||
;;@ assembly/index.ts:33:17
|
||||
(f64.const 0)
|
||||
)
|
||||
;;@ assembly/index.ts:35:8
|
||||
(i32.store16
|
||||
;;@ assembly/index.ts:35:19
|
||||
(i32.shl
|
||||
(i32.add
|
||||
;;@ assembly/index.ts:35:20
|
||||
(i32.mul
|
||||
(get_local $5)
|
||||
;;@ assembly/index.ts:35:24
|
||||
(get_local $0)
|
||||
)
|
||||
;;@ assembly/index.ts:35:32
|
||||
(get_local $6)
|
||||
)
|
||||
;;@ assembly/index.ts:35:38
|
||||
(i32.const 1)
|
||||
)
|
||||
;;@ assembly/index.ts:35:41
|
||||
(i32.trunc_u/f64
|
||||
;;@ assembly/index.ts:35:47
|
||||
(f64.mul
|
||||
(f64.const 2047)
|
||||
;;@ assembly/index.ts:34:24
|
||||
(f64.max
|
||||
;;@ assembly/index.ts:34:33
|
||||
(f64.min
|
||||
;;@ assembly/index.ts:34:42
|
||||
(f64.div
|
||||
(f64.sub
|
||||
;;@ assembly/index.ts:34:43
|
||||
(f64.convert_u/i32
|
||||
;;@ assembly/index.ts:34:49
|
||||
(i32.add
|
||||
(get_local $7)
|
||||
;;@ assembly/index.ts:34:61
|
||||
(i32.const 1)
|
||||
)
|
||||
)
|
||||
;;@ assembly/index.ts:34:66
|
||||
(get_local $8)
|
||||
)
|
||||
(f64.convert_u/i32
|
||||
;;@ assembly/index.ts:34:74
|
||||
(get_local $2)
|
||||
)
|
||||
)
|
||||
;;@ assembly/index.ts:34:81
|
||||
(f64.const 1)
|
||||
)
|
||||
;;@ assembly/index.ts:34:87
|
||||
(f64.const 0)
|
||||
)
|
||||
)
|
||||
)
|
||||
)
|
||||
;;@ assembly/index.ts:37:8
|
||||
(i32.store16
|
||||
;;@ assembly/index.ts:37:19
|
||||
(i32.shl
|
||||
(i32.add
|
||||
;;@ assembly/index.ts:37:20
|
||||
(i32.mul
|
||||
(get_local $5)
|
||||
;;@ assembly/index.ts:37:24
|
||||
(get_local $0)
|
||||
)
|
||||
;;@ assembly/index.ts:37:32
|
||||
(get_local $6)
|
||||
)
|
||||
;;@ assembly/index.ts:37:38
|
||||
(i32.const 1)
|
||||
)
|
||||
;;@ assembly/index.ts:37:41
|
||||
(i32.div_u
|
||||
(i32.mul
|
||||
(get_local $7)
|
||||
;;@ assembly/index.ts:37:53
|
||||
(i32.const 2047)
|
||||
)
|
||||
;;@ assembly/index.ts:37:60
|
||||
(get_local $2)
|
||||
)
|
||||
;;@ assembly/index.ts:21:49
|
||||
(get_local $2)
|
||||
)
|
||||
)
|
||||
;;@ assembly/index.ts:10:36
|
||||
(set_local $4
|
||||
(set_local $6
|
||||
(i32.add
|
||||
;;@ assembly/index.ts:10:38
|
||||
(get_local $4)
|
||||
(get_local $6)
|
||||
(i32.const 1)
|
||||
)
|
||||
)
|
||||
@ -240,10 +422,10 @@
|
||||
)
|
||||
)
|
||||
;;@ assembly/index.ts:8:35
|
||||
(set_local $3
|
||||
(set_local $5
|
||||
(i32.add
|
||||
;;@ assembly/index.ts:8:37
|
||||
(get_local $3)
|
||||
(get_local $5)
|
||||
(i32.const 1)
|
||||
)
|
||||
)
|
||||
|
||||
@ -1,10 +1,13 @@
|
||||
(module
|
||||
(type $iiiv (func (param i32 i32 i32)))
|
||||
(type $FF (func (param f64) (result f64)))
|
||||
(import "JSMath" "log" (func $~lib/math/JSMath.log (param f64) (result f64)))
|
||||
(import "JSMath" "LN2" (global $~lib/math/JSMath.LN2 f64))
|
||||
(global $HEAP_BASE i32 (i32.const 4))
|
||||
(memory $0 1)
|
||||
(export "compute" (func $assembly/index/compute))
|
||||
(export "memory" (memory $0))
|
||||
(func $assembly/index/compute (; 0 ;) (type $iiiv) (param $0 i32) (param $1 i32) (param $2 i32)
|
||||
(func $assembly/index/compute (; 1 ;) (type $iiiv) (param $0 i32) (param $1 i32) (param $2 i32)
|
||||
(local $3 f64)
|
||||
(local $4 f64)
|
||||
(local $5 f64)
|
||||
@ -12,12 +15,14 @@
|
||||
(local $7 f64)
|
||||
(local $8 i32)
|
||||
(local $9 f64)
|
||||
(local $10 i32)
|
||||
(local $10 f64)
|
||||
(local $11 f64)
|
||||
(local $12 f64)
|
||||
(local $13 f64)
|
||||
(local $14 f64)
|
||||
(local $14 i32)
|
||||
(local $15 f64)
|
||||
(local $16 i32)
|
||||
(local $17 f64)
|
||||
;;@ assembly/index.ts:5:2
|
||||
(set_local $3
|
||||
;;@ assembly/index.ts:5:19
|
||||
@ -44,10 +49,25 @@
|
||||
(set_local $5
|
||||
;;@ assembly/index.ts:7:14
|
||||
(f64.div
|
||||
(f64.const 4)
|
||||
(f64.convert_u/i32
|
||||
;;@ assembly/index.ts:7:20
|
||||
(get_local $0)
|
||||
(f64.const 10)
|
||||
;;@ assembly/index.ts:7:21
|
||||
(f64.min
|
||||
;;@ assembly/index.ts:7:25
|
||||
(f64.mul
|
||||
(f64.const 3)
|
||||
(f64.convert_u/i32
|
||||
;;@ assembly/index.ts:7:29
|
||||
(get_local $0)
|
||||
)
|
||||
)
|
||||
;;@ assembly/index.ts:7:36
|
||||
(f64.mul
|
||||
(f64.const 4)
|
||||
(f64.convert_u/i32
|
||||
;;@ assembly/index.ts:7:40
|
||||
(get_local $1)
|
||||
)
|
||||
)
|
||||
)
|
||||
)
|
||||
)
|
||||
@ -117,112 +137,105 @@
|
||||
(get_local $5)
|
||||
)
|
||||
)
|
||||
;;@ assembly/index.ts:12:6
|
||||
(set_local $10
|
||||
;;@ assembly/index.ts:12:22
|
||||
;;@ assembly/index.ts:14:6
|
||||
(block
|
||||
(set_local $10
|
||||
;;@ assembly/index.ts:14:15
|
||||
(f64.const 0)
|
||||
)
|
||||
(set_local $11
|
||||
;;@ assembly/index.ts:14:25
|
||||
(f64.const 0)
|
||||
)
|
||||
)
|
||||
;;@ assembly/index.ts:15:6
|
||||
(set_local $14
|
||||
;;@ assembly/index.ts:15:27
|
||||
(i32.const 0)
|
||||
)
|
||||
;;@ assembly/index.ts:13:6
|
||||
(nop)
|
||||
;;@ assembly/index.ts:14:6
|
||||
;;@ assembly/index.ts:16:6
|
||||
(block $break|2
|
||||
(block
|
||||
(set_local $13
|
||||
;;@ assembly/index.ts:14:20
|
||||
(f64.const 0)
|
||||
)
|
||||
(set_local $14
|
||||
;;@ assembly/index.ts:14:30
|
||||
(f64.const 0)
|
||||
)
|
||||
)
|
||||
(loop $continue|2
|
||||
(if
|
||||
;;@ assembly/index.ts:14:35
|
||||
;;@ assembly/index.ts:16:13
|
||||
(f64.le
|
||||
(f64.add
|
||||
(tee_local $11
|
||||
;;@ assembly/index.ts:14:43
|
||||
(tee_local $12
|
||||
;;@ assembly/index.ts:16:21
|
||||
(f64.mul
|
||||
(get_local $13)
|
||||
;;@ assembly/index.ts:14:48
|
||||
(get_local $13)
|
||||
(get_local $10)
|
||||
;;@ assembly/index.ts:16:26
|
||||
(get_local $10)
|
||||
)
|
||||
)
|
||||
;;@ assembly/index.ts:14:54
|
||||
(tee_local $12
|
||||
;;@ assembly/index.ts:14:62
|
||||
;;@ assembly/index.ts:16:32
|
||||
(tee_local $13
|
||||
;;@ assembly/index.ts:16:40
|
||||
(f64.mul
|
||||
(get_local $14)
|
||||
;;@ assembly/index.ts:14:67
|
||||
(get_local $14)
|
||||
(get_local $11)
|
||||
;;@ assembly/index.ts:16:45
|
||||
(get_local $11)
|
||||
)
|
||||
)
|
||||
)
|
||||
;;@ assembly/index.ts:14:74
|
||||
;;@ assembly/index.ts:16:52
|
||||
(f64.const 4)
|
||||
)
|
||||
(block
|
||||
(block
|
||||
;;@ assembly/index.ts:15:8
|
||||
;;@ assembly/index.ts:17:8
|
||||
(set_local $15
|
||||
;;@ assembly/index.ts:15:16
|
||||
;;@ assembly/index.ts:17:16
|
||||
(f64.add
|
||||
(f64.sub
|
||||
(get_local $11)
|
||||
;;@ assembly/index.ts:15:23
|
||||
(get_local $12)
|
||||
;;@ assembly/index.ts:17:23
|
||||
(get_local $13)
|
||||
)
|
||||
;;@ assembly/index.ts:15:30
|
||||
;;@ assembly/index.ts:17:30
|
||||
(get_local $9)
|
||||
)
|
||||
)
|
||||
;;@ assembly/index.ts:16:8
|
||||
(set_local $14
|
||||
;;@ assembly/index.ts:16:13
|
||||
;;@ assembly/index.ts:18:8
|
||||
(set_local $11
|
||||
;;@ assembly/index.ts:18:13
|
||||
(f64.add
|
||||
(f64.mul
|
||||
(f64.mul
|
||||
(f64.const 2)
|
||||
;;@ assembly/index.ts:16:19
|
||||
(get_local $13)
|
||||
;;@ assembly/index.ts:18:19
|
||||
(get_local $10)
|
||||
)
|
||||
;;@ assembly/index.ts:16:24
|
||||
(get_local $14)
|
||||
;;@ assembly/index.ts:18:24
|
||||
(get_local $11)
|
||||
)
|
||||
;;@ assembly/index.ts:16:29
|
||||
;;@ assembly/index.ts:18:29
|
||||
(get_local $7)
|
||||
)
|
||||
)
|
||||
;;@ assembly/index.ts:17:8
|
||||
(set_local $13
|
||||
;;@ assembly/index.ts:17:13
|
||||
;;@ assembly/index.ts:19:8
|
||||
(set_local $10
|
||||
;;@ assembly/index.ts:19:13
|
||||
(get_local $15)
|
||||
)
|
||||
;;@ assembly/index.ts:18:8
|
||||
;;@ assembly/index.ts:20:8
|
||||
(if
|
||||
;;@ assembly/index.ts:18:12
|
||||
;;@ assembly/index.ts:20:12
|
||||
(i32.ge_u
|
||||
(tee_local $10
|
||||
(i32.add
|
||||
;;@ assembly/index.ts:18:14
|
||||
(get_local $10)
|
||||
(i32.const 1)
|
||||
)
|
||||
)
|
||||
;;@ assembly/index.ts:18:27
|
||||
(get_local $14)
|
||||
;;@ assembly/index.ts:20:25
|
||||
(get_local $2)
|
||||
)
|
||||
;;@ assembly/index.ts:18:32
|
||||
;;@ assembly/index.ts:20:32
|
||||
(br $break|2)
|
||||
)
|
||||
)
|
||||
;;@ assembly/index.ts:14:79
|
||||
(set_local $10
|
||||
(i32.add
|
||||
;;@ assembly/index.ts:14:81
|
||||
(get_local $10)
|
||||
(i32.const 1)
|
||||
;;@ assembly/index.ts:21:8
|
||||
(set_local $14
|
||||
(i32.add
|
||||
;;@ assembly/index.ts:21:10
|
||||
(get_local $14)
|
||||
(i32.const 1)
|
||||
)
|
||||
)
|
||||
)
|
||||
(br $continue|2)
|
||||
@ -230,27 +243,217 @@
|
||||
)
|
||||
)
|
||||
)
|
||||
;;@ assembly/index.ts:21:6
|
||||
(i32.store8
|
||||
;;@ assembly/index.ts:21:16
|
||||
(i32.add
|
||||
(i32.mul
|
||||
(get_local $6)
|
||||
;;@ assembly/index.ts:21:20
|
||||
(get_local $0)
|
||||
)
|
||||
;;@ assembly/index.ts:21:28
|
||||
(get_local $8)
|
||||
;;@ assembly/index.ts:25:6
|
||||
(block $break|3
|
||||
;;@ assembly/index.ts:25:11
|
||||
(set_local $16
|
||||
;;@ assembly/index.ts:25:19
|
||||
(i32.const 0)
|
||||
)
|
||||
;;@ assembly/index.ts:21:31
|
||||
(i32.div_u
|
||||
(i32.mul
|
||||
(get_local $10)
|
||||
;;@ assembly/index.ts:21:43
|
||||
(i32.const 255)
|
||||
(loop $continue|3
|
||||
(if
|
||||
;;@ assembly/index.ts:25:22
|
||||
(i32.lt_s
|
||||
(get_local $16)
|
||||
;;@ assembly/index.ts:25:26
|
||||
(i32.const 4)
|
||||
)
|
||||
(block
|
||||
(block
|
||||
;;@ assembly/index.ts:26:8
|
||||
(set_local $15
|
||||
;;@ assembly/index.ts:26:16
|
||||
(f64.add
|
||||
(f64.sub
|
||||
(tee_local $12
|
||||
;;@ assembly/index.ts:26:24
|
||||
(f64.mul
|
||||
(get_local $10)
|
||||
;;@ assembly/index.ts:26:29
|
||||
(get_local $10)
|
||||
)
|
||||
)
|
||||
;;@ assembly/index.ts:26:35
|
||||
(tee_local $13
|
||||
;;@ assembly/index.ts:26:43
|
||||
(f64.mul
|
||||
(get_local $11)
|
||||
;;@ assembly/index.ts:26:48
|
||||
(get_local $11)
|
||||
)
|
||||
)
|
||||
)
|
||||
;;@ assembly/index.ts:26:54
|
||||
(get_local $9)
|
||||
)
|
||||
)
|
||||
;;@ assembly/index.ts:27:8
|
||||
(set_local $11
|
||||
;;@ assembly/index.ts:27:13
|
||||
(f64.add
|
||||
(f64.mul
|
||||
(f64.mul
|
||||
(f64.const 2)
|
||||
;;@ assembly/index.ts:27:19
|
||||
(get_local $10)
|
||||
)
|
||||
;;@ assembly/index.ts:27:24
|
||||
(get_local $11)
|
||||
)
|
||||
;;@ assembly/index.ts:27:29
|
||||
(get_local $7)
|
||||
)
|
||||
)
|
||||
;;@ assembly/index.ts:28:8
|
||||
(set_local $10
|
||||
;;@ assembly/index.ts:28:13
|
||||
(get_local $15)
|
||||
)
|
||||
)
|
||||
;;@ assembly/index.ts:25:29
|
||||
(set_local $16
|
||||
(i32.add
|
||||
;;@ assembly/index.ts:25:31
|
||||
(get_local $16)
|
||||
(i32.const 1)
|
||||
)
|
||||
)
|
||||
(br $continue|3)
|
||||
)
|
||||
)
|
||||
)
|
||||
)
|
||||
;;@ assembly/index.ts:32:6
|
||||
(set_local $15
|
||||
;;@ assembly/index.ts:32:22
|
||||
(f64.div
|
||||
;;@ assembly/index.ts:32:29
|
||||
(call $~lib/math/JSMath.log
|
||||
;;@ assembly/index.ts:32:40
|
||||
(call $~lib/math/JSMath.log
|
||||
;;@ assembly/index.ts:32:44
|
||||
(f64.sqrt
|
||||
;;@ assembly/index.ts:32:49
|
||||
(f64.add
|
||||
(f64.mul
|
||||
(get_local $10)
|
||||
;;@ assembly/index.ts:32:54
|
||||
(get_local $10)
|
||||
)
|
||||
;;@ assembly/index.ts:32:59
|
||||
(f64.mul
|
||||
(get_local $11)
|
||||
;;@ assembly/index.ts:32:64
|
||||
(get_local $11)
|
||||
)
|
||||
)
|
||||
)
|
||||
)
|
||||
)
|
||||
;;@ assembly/index.ts:32:72
|
||||
(get_global $~lib/math/JSMath.LN2)
|
||||
)
|
||||
)
|
||||
;;@ assembly/index.ts:33:6
|
||||
(if
|
||||
;;@ assembly/index.ts:33:10
|
||||
(f64.gt
|
||||
(get_local $15)
|
||||
;;@ assembly/index.ts:33:17
|
||||
(f64.const 0)
|
||||
)
|
||||
;;@ assembly/index.ts:33:20
|
||||
(block
|
||||
;;@ assembly/index.ts:34:8
|
||||
(set_local $17
|
||||
;;@ assembly/index.ts:34:24
|
||||
(f64.max
|
||||
;;@ assembly/index.ts:34:33
|
||||
(f64.min
|
||||
;;@ assembly/index.ts:34:42
|
||||
(f64.div
|
||||
(f64.sub
|
||||
;;@ assembly/index.ts:34:43
|
||||
(f64.convert_u/i32
|
||||
;;@ assembly/index.ts:34:49
|
||||
(i32.add
|
||||
(get_local $14)
|
||||
;;@ assembly/index.ts:34:61
|
||||
(i32.const 1)
|
||||
)
|
||||
)
|
||||
;;@ assembly/index.ts:34:66
|
||||
(get_local $15)
|
||||
)
|
||||
(f64.convert_u/i32
|
||||
;;@ assembly/index.ts:34:74
|
||||
(get_local $2)
|
||||
)
|
||||
)
|
||||
;;@ assembly/index.ts:34:81
|
||||
(f64.const 1)
|
||||
)
|
||||
;;@ assembly/index.ts:34:87
|
||||
(f64.const 0)
|
||||
)
|
||||
)
|
||||
;;@ assembly/index.ts:35:8
|
||||
(i32.store16
|
||||
;;@ assembly/index.ts:35:19
|
||||
(i32.shl
|
||||
(i32.add
|
||||
;;@ assembly/index.ts:35:20
|
||||
(i32.mul
|
||||
(get_local $6)
|
||||
;;@ assembly/index.ts:35:24
|
||||
(get_local $0)
|
||||
)
|
||||
;;@ assembly/index.ts:35:32
|
||||
(get_local $8)
|
||||
)
|
||||
;;@ assembly/index.ts:35:38
|
||||
(i32.const 1)
|
||||
)
|
||||
;;@ assembly/index.ts:35:41
|
||||
(i32.trunc_u/f64
|
||||
;;@ assembly/index.ts:35:47
|
||||
(f64.mul
|
||||
(f64.convert_u/i32
|
||||
(i32.const 2047)
|
||||
)
|
||||
;;@ assembly/index.ts:35:54
|
||||
(get_local $17)
|
||||
)
|
||||
)
|
||||
)
|
||||
)
|
||||
;;@ assembly/index.ts:37:8
|
||||
(i32.store16
|
||||
;;@ assembly/index.ts:37:19
|
||||
(i32.shl
|
||||
(i32.add
|
||||
;;@ assembly/index.ts:37:20
|
||||
(i32.mul
|
||||
(get_local $6)
|
||||
;;@ assembly/index.ts:37:24
|
||||
(get_local $0)
|
||||
)
|
||||
;;@ assembly/index.ts:37:32
|
||||
(get_local $8)
|
||||
)
|
||||
;;@ assembly/index.ts:37:38
|
||||
(i32.const 1)
|
||||
)
|
||||
;;@ assembly/index.ts:37:41
|
||||
(i32.div_u
|
||||
(i32.mul
|
||||
(get_local $14)
|
||||
;;@ assembly/index.ts:37:53
|
||||
(i32.const 2047)
|
||||
)
|
||||
;;@ assembly/index.ts:37:60
|
||||
(get_local $2)
|
||||
)
|
||||
;;@ assembly/index.ts:21:49
|
||||
(get_local $2)
|
||||
)
|
||||
)
|
||||
)
|
||||
|
||||
@ -29,30 +29,30 @@ cnv.height = bcr.height | 0;
|
||||
// Fetch and instantiate the module
|
||||
fetch("build/optimized.wasm")
|
||||
.then(response => response.arrayBuffer())
|
||||
.then(buffer => WebAssembly.instantiate(buffer))
|
||||
.then(buffer => WebAssembly.instantiate(buffer, { JSMath: Math }))
|
||||
.then(module => {
|
||||
var exports = module.instance.exports;
|
||||
var memory = exports.memory;
|
||||
|
||||
// Compute required memory size and grow if necessary
|
||||
// Determine required memory size and grow if necessary
|
||||
var width = cnv.width | 0;
|
||||
var height = cnv.height | 0;
|
||||
var byteSize = width * height;
|
||||
var byteSize = 2 * width * height; // 2b per pixel (0..2041)
|
||||
if (memory.buffer.byteLength < byteSize) {
|
||||
let pages = ((byteSize - memory.buffer.byteLength + 0xffff) & ~0xffff) >>> 16;
|
||||
memory.grow(pages);
|
||||
}
|
||||
|
||||
// Compute number of iterations
|
||||
exports.compute(width, height, 100);
|
||||
|
||||
// Render to the canvas
|
||||
var mem = new Uint8Array(memory.buffer);
|
||||
// Compute and render to the canvas
|
||||
exports.compute(width, height, 40);
|
||||
var mem = new Uint16Array(memory.buffer);
|
||||
var imageData = ctx.createImageData(width, height);
|
||||
var argb = new Uint32Array(imageData.data.buffer);
|
||||
for (let y = 0; y < height; ++y) {
|
||||
let yx = y * width;
|
||||
for (let x = 0; x < width; ++x) argb[yx + x] = colors[mem[yx + x]];
|
||||
for (let x = 0; x < width; ++x) {
|
||||
argb[yx + x] = colors[mem[yx + x]];
|
||||
}
|
||||
}
|
||||
ctx.putImageData(imageData, 0, 0);
|
||||
}).catch(err => {
|
||||
@ -63,19 +63,18 @@ fetch("build/optimized.wasm")
|
||||
// Compute a nice set of colors using a gradient
|
||||
var colors = (() => {
|
||||
var cnv = document.createElement("canvas");
|
||||
cnv.width = 256;
|
||||
cnv.width = 2048;
|
||||
cnv.height = 1;
|
||||
var ctx = cnv.getContext("2d");
|
||||
var grd = ctx.createLinearGradient(0, 0, 256, 0);
|
||||
var grd = ctx.createLinearGradient(0, 0, 2048, 0);
|
||||
grd.addColorStop(0, "#000764");
|
||||
grd.addColorStop(0.16, "#2068CB");
|
||||
grd.addColorStop(0.42, "#EDFFFF");
|
||||
grd.addColorStop(0.6425, "#FFAA00");
|
||||
grd.addColorStop(0.8575, "#000200");
|
||||
grd.addColorStop(1.0, "#000764");
|
||||
grd.addColorStop(0.25, "#2068CB");
|
||||
grd.addColorStop(0.50, "#EDFFFF");
|
||||
grd.addColorStop(0.65, "#FFAA00");
|
||||
grd.addColorStop(0.85, "#000200");
|
||||
ctx.fillStyle = grd;
|
||||
ctx.fillRect(0, 0, 256, 1);
|
||||
return new Uint32Array(ctx.getImageData(0, 0, 256, 1).data.buffer);
|
||||
ctx.fillRect(0, 0, 2048, 1);
|
||||
return new Uint32Array(ctx.getImageData(0, 0, 2048, 1).data.buffer);
|
||||
})();
|
||||
</script>
|
||||
</body>
|
||||
|
||||
@ -1,6 +1,6 @@
|
||||
const fs = require("fs");
|
||||
const compiled = new WebAssembly.Module(fs.readFileSync(__dirname + "/build/optimized.wasm"));
|
||||
const imports = {};
|
||||
const imports = { JSMath: Math };
|
||||
Object.defineProperty(module, "exports", {
|
||||
get: () => new WebAssembly.Instance(compiled, imports).exports
|
||||
});
|
||||
|
||||
Reference in New Issue
Block a user