Clarify the use of RGBA vs ABGR in the game-of-life example

This commit is contained in:
dcodeIO 2018-04-25 22:39:51 +02:00
parent 6d6d1dddcf
commit ab08269276
5 changed files with 492 additions and 685 deletions

View File

@ -1,8 +1,10 @@
// see: https://en.wikipedia.org/wiki/Conway%27s_Game_of_Life
// Configuration imported from JS.
declare const RGB_ALIVE: u32;
declare const RGB_DEAD: u32;
// Configuration imported from JS. On the WASM side, colors are handled in ABGR order (alpha, blue,
// green, red) because WASM is little endian. Doing so makes it possible to just copy the entire
// ABGR memory in little endian byte order to the RGBA image buffer in big endian byte order.
declare const BGR_ALIVE: u32;
declare const BGR_DEAD: u32;
declare const BIT_ROT: u32;
var w: i32, h: i32, s: i32;
@ -35,7 +37,7 @@ export function init(width: i32, height: i32): void {
// Start by filling output with random live cells.
for (let y = 0; y < h; ++y) {
for (let x = 0; x < w; ++x) {
set(x, y, Math.random() > 0.1 ? RGB_DEAD & 0x00ffffff : RGB_ALIVE | 0xff000000);
set(x, y, Math.random() > 0.1 ? BGR_DEAD & 0x00ffffff : BGR_ALIVE | 0xff000000);
}
}
}
@ -67,10 +69,10 @@ export function step(): void {
// A live cell with 2 or 3 live neighbors rots on to the next generation.
if ((aliveNeighbors & 0b1110) == 0b0010) rot(x, y, self);
// A live cell with fewer than 2 or more than 3 live neighbors dies.
else set(x, y, RGB_DEAD | 0xff000000);
else set(x, y, BGR_DEAD | 0xff000000);
} else {
// A dead cell with exactly 3 live neighbors becomes a live cell.
if (aliveNeighbors == 3) set(x, y, RGB_ALIVE | 0xff000000);
if (aliveNeighbors == 3) set(x, y, BGR_ALIVE | 0xff000000);
// A dead cell with fewer or more than 3 live neighbors just rots.
else rot(x, y, self);
}
@ -81,9 +83,9 @@ export function step(): void {
/** Fills the row and column indicated by `x` and `y` with random live cells. */
export function fill(x: u32, y: u32, p: f64): void {
for (let ix = 0; ix < w; ++ix) {
if (Math.random() < p) set(ix, y, RGB_ALIVE | 0xff000000);
if (Math.random() < p) set(ix, y, BGR_ALIVE | 0xff000000);
}
for (let iy = 0; iy < h; ++iy) {
if (Math.random() < p) set(x, iy, RGB_ALIVE | 0xff000000);
if (Math.random() < p) set(x, iy, BGR_ALIVE | 0xff000000);
}
}

View File

@ -3,8 +3,8 @@
(type $F (func (result f64)))
(type $v (func))
(type $iiFv (func (param i32 i32 f64)))
(import "env" "RGB_ALIVE" (global $assembly/index/RGB_ALIVE i32))
(import "env" "RGB_DEAD" (global $assembly/index/RGB_DEAD i32))
(import "env" "BGR_ALIVE" (global $assembly/index/BGR_ALIVE i32))
(import "env" "BGR_DEAD" (global $assembly/index/BGR_DEAD i32))
(import "env" "BIT_ROT" (global $assembly/index/BIT_ROT i32))
(import "JSMath" "random" (func $~lib/math/JSMath.random (result f64)))
(import "env" "memory" (memory $0 1))
@ -17,104 +17,104 @@
(export "memory" (memory $0))
(func $assembly/index/init (; 1 ;) (type $iiv) (param $0 i32) (param $1 i32)
(local $2 i32)
;;@ assembly/index.ts:31:2
;;@ assembly/index.ts:33:2
(set_global $assembly/index/w
;;@ assembly/index.ts:31:6
;;@ assembly/index.ts:33:6
(get_local $0)
)
;;@ assembly/index.ts:32:2
;;@ assembly/index.ts:34:2
(set_global $assembly/index/h
;;@ assembly/index.ts:32:6
;;@ assembly/index.ts:34:6
(get_local $1)
)
;;@ assembly/index.ts:33:2
;;@ assembly/index.ts:35:2
(set_global $assembly/index/s
;;@ assembly/index.ts:33:6
;;@ assembly/index.ts:35:6
(i32.mul
(get_local $0)
;;@ assembly/index.ts:33:14
;;@ assembly/index.ts:35:14
(get_local $1)
)
)
;;@ assembly/index.ts:36:7
;;@ assembly/index.ts:38:7
(set_local $0
;;@ assembly/index.ts:36:15
;;@ assembly/index.ts:38:15
(i32.const 0)
)
(loop $continue|0
(if
;;@ assembly/index.ts:36:18
;;@ assembly/index.ts:38:18
(i32.lt_s
(get_local $0)
;;@ assembly/index.ts:36:22
;;@ assembly/index.ts:38:22
(get_global $assembly/index/h)
)
(block
;;@ assembly/index.ts:37:9
;;@ assembly/index.ts:39:9
(set_local $1
;;@ assembly/index.ts:37:17
;;@ assembly/index.ts:39:17
(i32.const 0)
)
(loop $continue|1
(if
;;@ assembly/index.ts:37:20
;;@ assembly/index.ts:39:20
(i32.lt_s
(get_local $1)
;;@ assembly/index.ts:37:24
;;@ assembly/index.ts:39:24
(get_global $assembly/index/w)
)
(block
(set_local $2
;;@ assembly/index.ts:38:16
;;@ assembly/index.ts:40:16
(if (result i32)
(f64.gt
;;@ assembly/index.ts:38:21
;;@ assembly/index.ts:40:21
(call $~lib/math/JSMath.random)
;;@ assembly/index.ts:38:32
;;@ assembly/index.ts:40:32
(f64.const 0.1)
)
;;@ assembly/index.ts:38:38
;;@ assembly/index.ts:40:38
(i32.and
(get_global $assembly/index/RGB_DEAD)
;;@ assembly/index.ts:38:49
(get_global $assembly/index/BGR_DEAD)
;;@ assembly/index.ts:40:49
(i32.const 16777215)
)
;;@ assembly/index.ts:38:62
;;@ assembly/index.ts:40:62
(i32.or
(get_global $assembly/index/RGB_ALIVE)
;;@ assembly/index.ts:38:74
(get_global $assembly/index/BGR_ALIVE)
;;@ assembly/index.ts:40:74
(i32.const -16777216)
)
)
)
;;@ assembly/index.ts:19:2
;;@ assembly/index.ts:21:2
(i32.store
;;@ assembly/index.ts:19:13
;;@ assembly/index.ts:21:13
(i32.shl
(i32.add
;;@ assembly/index.ts:19:14
;;@ assembly/index.ts:21:14
(i32.add
(get_global $assembly/index/s)
;;@ assembly/index.ts:19:18
;;@ assembly/index.ts:21:18
(i32.mul
(get_local $0)
;;@ assembly/index.ts:19:22
;;@ assembly/index.ts:21:22
(get_global $assembly/index/w)
)
)
;;@ assembly/index.ts:19:26
;;@ assembly/index.ts:21:26
(get_local $1)
)
;;@ assembly/index.ts:19:32
;;@ assembly/index.ts:21:32
(i32.const 2)
)
;;@ assembly/index.ts:19:35
;;@ assembly/index.ts:21:35
(get_local $2)
)
;;@ assembly/index.ts:37:27
;;@ assembly/index.ts:39:27
(set_local $1
(i32.add
;;@ assembly/index.ts:37:29
;;@ assembly/index.ts:39:29
(get_local $1)
(i32.const 1)
)
@ -123,10 +123,10 @@
)
)
)
;;@ assembly/index.ts:36:25
;;@ assembly/index.ts:38:25
(set_local $0
(i32.add
;;@ assembly/index.ts:36:27
;;@ assembly/index.ts:38:27
(get_local $0)
(i32.const 1)
)
@ -146,82 +146,82 @@
(local $6 i32)
(local $7 i32)
(local $8 i32)
(set_local $5
;;@ assembly/index.ts:45:12
(set_local $7
;;@ assembly/index.ts:47:12
(i32.sub
(get_global $assembly/index/h)
;;@ assembly/index.ts:45:16
;;@ assembly/index.ts:47:16
(i32.const 1)
)
)
(set_local $6
;;@ assembly/index.ts:46:12
(set_local $8
;;@ assembly/index.ts:48:12
(i32.sub
(get_global $assembly/index/w)
;;@ assembly/index.ts:46:16
;;@ assembly/index.ts:48:16
(i32.const 1)
)
)
(loop $continue|0
(if
;;@ assembly/index.ts:50:18
;;@ assembly/index.ts:52:18
(i32.lt_s
(get_local $2)
;;@ assembly/index.ts:50:22
(get_local $0)
;;@ assembly/index.ts:52:22
(get_global $assembly/index/h)
)
(block
(set_local $7
;;@ assembly/index.ts:51:14
(set_local $4
;;@ assembly/index.ts:53:14
(if (result i32)
(get_local $2)
;;@ assembly/index.ts:51:29
(get_local $0)
;;@ assembly/index.ts:53:29
(i32.sub
(get_local $2)
;;@ assembly/index.ts:51:33
(get_local $0)
;;@ assembly/index.ts:53:33
(i32.const 1)
)
;;@ assembly/index.ts:51:23
(get_local $5)
;;@ assembly/index.ts:53:23
(get_local $7)
)
)
(set_local $8
;;@ assembly/index.ts:52:14
(set_local $5
;;@ assembly/index.ts:54:14
(if (result i32)
(i32.eq
(get_local $2)
;;@ assembly/index.ts:52:19
(get_local $5)
(get_local $0)
;;@ assembly/index.ts:54:19
(get_local $7)
)
;;@ assembly/index.ts:52:25
;;@ assembly/index.ts:54:25
(i32.const 0)
;;@ assembly/index.ts:52:29
;;@ assembly/index.ts:54:29
(i32.add
(get_local $2)
;;@ assembly/index.ts:52:33
(get_local $0)
;;@ assembly/index.ts:54:33
(i32.const 1)
)
)
)
;;@ assembly/index.ts:53:9
;;@ assembly/index.ts:55:9
(set_local $1
;;@ assembly/index.ts:53:17
;;@ assembly/index.ts:55:17
(i32.const 0)
)
(loop $continue|1
(if
;;@ assembly/index.ts:53:20
;;@ assembly/index.ts:55:20
(i32.lt_s
(get_local $1)
;;@ assembly/index.ts:53:24
;;@ assembly/index.ts:55:24
(get_global $assembly/index/w)
)
(block
;;@ assembly/index.ts:59:6
(set_local $0
;;@ assembly/index.ts:59:27
;;@ assembly/index.ts:61:6
(set_local $2
;;@ assembly/index.ts:61:27
(i32.add
;;@ assembly/index.ts:60:8
;;@ assembly/index.ts:62:8
(i32.add
(i32.add
(i32.add
@ -233,77 +233,71 @@
(i32.shl
(i32.add
(i32.mul
(tee_local $0
;;@ assembly/index.ts:60:18
(get_local $7)
)
(get_local $4)
(get_global $assembly/index/w)
)
(tee_local $3
;;@ assembly/index.ts:54:16
;;@ assembly/index.ts:56:16
(if (result i32)
(get_local $1)
;;@ assembly/index.ts:54:31
;;@ assembly/index.ts:56:31
(i32.sub
(get_local $1)
;;@ assembly/index.ts:54:35
;;@ assembly/index.ts:56:35
(i32.const 1)
)
;;@ assembly/index.ts:54:25
(get_local $6)
;;@ assembly/index.ts:56:25
(get_local $8)
)
)
)
(i32.const 2)
)
)
;;@ assembly/index.ts:60:25
;;@ assembly/index.ts:62:25
(i32.const 1)
)
;;@ assembly/index.ts:60:30
;;@ assembly/index.ts:62:30
(i32.and
(i32.load
(i32.shl
(i32.add
(i32.mul
;;@ assembly/index.ts:60:40
(get_local $0)
(get_local $4)
(get_global $assembly/index/w)
)
;;@ assembly/index.ts:60:35
(get_local $1)
)
(i32.const 2)
)
)
;;@ assembly/index.ts:60:47
;;@ assembly/index.ts:62:47
(i32.const 1)
)
)
;;@ assembly/index.ts:60:52
;;@ assembly/index.ts:62:52
(i32.and
(i32.load
(i32.shl
(i32.add
(i32.mul
;;@ assembly/index.ts:60:62
(get_local $0)
(get_local $4)
(get_global $assembly/index/w)
)
(tee_local $4
;;@ assembly/index.ts:55:16
(tee_local $2
;;@ assembly/index.ts:57:16
(if (result i32)
(i32.eq
(get_local $1)
;;@ assembly/index.ts:55:21
(get_local $6)
;;@ assembly/index.ts:57:21
(get_local $8)
)
;;@ assembly/index.ts:55:27
;;@ assembly/index.ts:57:27
(i32.const 0)
;;@ assembly/index.ts:55:31
;;@ assembly/index.ts:57:31
(i32.add
(get_local $1)
;;@ assembly/index.ts:55:35
;;@ assembly/index.ts:57:35
(i32.const 1)
)
)
@ -312,155 +306,140 @@
(i32.const 2)
)
)
;;@ assembly/index.ts:60:69
;;@ assembly/index.ts:62:69
(i32.const 1)
)
)
;;@ assembly/index.ts:61:8
;;@ assembly/index.ts:63:8
(i32.and
(i32.load
(i32.shl
(i32.add
(i32.mul
(tee_local $0
;;@ assembly/index.ts:61:18
(get_local $2)
)
(get_local $0)
(get_global $assembly/index/w)
)
;;@ assembly/index.ts:61:13
(get_local $3)
)
(i32.const 2)
)
)
;;@ assembly/index.ts:61:25
;;@ assembly/index.ts:63:25
(i32.const 1)
)
)
;;@ assembly/index.ts:61:52
;;@ assembly/index.ts:63:52
(i32.and
(i32.load
(i32.shl
(i32.add
(i32.mul
;;@ assembly/index.ts:61:62
(get_local $0)
(get_global $assembly/index/w)
)
;;@ assembly/index.ts:61:57
(get_local $4)
(get_local $2)
)
(i32.const 2)
)
)
;;@ assembly/index.ts:61:69
;;@ assembly/index.ts:63:69
(i32.const 1)
)
)
;;@ assembly/index.ts:62:8
;;@ assembly/index.ts:64:8
(i32.and
(i32.load
(i32.shl
(i32.add
(i32.mul
(tee_local $0
;;@ assembly/index.ts:62:18
(get_local $8)
)
(get_local $5)
(get_global $assembly/index/w)
)
;;@ assembly/index.ts:62:13
(get_local $3)
)
(i32.const 2)
)
)
;;@ assembly/index.ts:62:25
;;@ assembly/index.ts:64:25
(i32.const 1)
)
)
;;@ assembly/index.ts:62:30
;;@ assembly/index.ts:64:30
(i32.and
(i32.load
(i32.shl
(i32.add
(i32.mul
;;@ assembly/index.ts:62:40
(get_local $0)
(get_local $5)
(get_global $assembly/index/w)
)
;;@ assembly/index.ts:62:35
(get_local $1)
)
(i32.const 2)
)
)
;;@ assembly/index.ts:62:47
;;@ assembly/index.ts:64:47
(i32.const 1)
)
)
;;@ assembly/index.ts:62:52
;;@ assembly/index.ts:64:52
(i32.and
(i32.load
(i32.shl
(i32.add
(i32.mul
;;@ assembly/index.ts:62:62
(get_local $0)
(get_local $5)
(get_global $assembly/index/w)
)
;;@ assembly/index.ts:62:57
(get_local $4)
(get_local $2)
)
(i32.const 2)
)
)
;;@ assembly/index.ts:62:69
;;@ assembly/index.ts:64:69
(i32.const 1)
)
)
)
;;@ assembly/index.ts:66:6
;;@ assembly/index.ts:68:6
(if
;;@ assembly/index.ts:66:10
;;@ assembly/index.ts:68:10
(i32.and
;;@ assembly/index.ts:65:6
;;@ assembly/index.ts:67:6
(tee_local $3
;;@ assembly/index.ts:13:9
;;@ assembly/index.ts:15:9
(i32.load
;;@ assembly/index.ts:13:19
;;@ assembly/index.ts:15:19
(i32.shl
(i32.add
;;@ assembly/index.ts:13:20
;;@ assembly/index.ts:15:20
(i32.mul
;;@ assembly/index.ts:65:24
(get_local $2)
;;@ assembly/index.ts:13:24
(get_local $0)
;;@ assembly/index.ts:15:24
(get_global $assembly/index/w)
)
;;@ assembly/index.ts:65:21
;;@ assembly/index.ts:15:28
(get_local $1)
)
;;@ assembly/index.ts:13:34
;;@ assembly/index.ts:15:34
(i32.const 2)
)
)
)
;;@ assembly/index.ts:66:17
;;@ assembly/index.ts:68:17
(i32.const 1)
)
;;@ assembly/index.ts:68:8
;;@ assembly/index.ts:70:8
(if
;;@ assembly/index.ts:68:12
;;@ assembly/index.ts:70:12
(i32.eq
(i32.and
;;@ assembly/index.ts:68:13
(get_local $0)
;;@ assembly/index.ts:68:30
;;@ assembly/index.ts:70:13
(get_local $2)
;;@ assembly/index.ts:70:30
(i32.const 14)
)
;;@ assembly/index.ts:68:41
;;@ assembly/index.ts:70:41
(i32.const 2)
)
(i32.store
@ -469,45 +448,36 @@
(i32.add
(get_global $assembly/index/s)
(i32.mul
;;@ assembly/index.ts:68:56
(get_local $2)
(get_local $0)
(get_global $assembly/index/w)
)
)
;;@ assembly/index.ts:68:53
(get_local $1)
)
(i32.const 2)
)
(i32.or
(i32.shl
(tee_local $3
(select
(tee_local $3
(i32.sub
(i32.shr_u
(tee_local $0
;;@ assembly/index.ts:68:59
(get_local $3)
)
(i32.const 24)
)
(get_global $assembly/index/BIT_ROT)
(select
(tee_local $2
(i32.sub
(i32.shr_u
(get_local $3)
(i32.const 24)
)
(get_global $assembly/index/BIT_ROT)
)
(tee_local $4
(i32.const 0)
)
(i32.gt_s
(get_local $3)
(i32.const 0)
)
)
(i32.const 0)
(i32.gt_s
(get_local $2)
(i32.const 0)
)
)
(i32.const 24)
)
(i32.and
(get_local $0)
(get_local $3)
(i32.const 16777215)
)
)
@ -518,30 +488,28 @@
(i32.add
(get_global $assembly/index/s)
(i32.mul
;;@ assembly/index.ts:70:20
(get_local $2)
(get_local $0)
(get_global $assembly/index/w)
)
)
;;@ assembly/index.ts:70:17
(get_local $1)
)
(i32.const 2)
)
;;@ assembly/index.ts:70:23
;;@ assembly/index.ts:72:23
(i32.or
(get_global $assembly/index/RGB_DEAD)
;;@ assembly/index.ts:70:34
(get_global $assembly/index/BGR_DEAD)
;;@ assembly/index.ts:72:34
(i32.const -16777216)
)
)
)
;;@ assembly/index.ts:73:8
;;@ assembly/index.ts:75:8
(if
;;@ assembly/index.ts:73:12
;;@ assembly/index.ts:75:12
(i32.eq
(get_local $0)
;;@ assembly/index.ts:73:30
(get_local $2)
;;@ assembly/index.ts:75:30
(i32.const 3)
)
(i32.store
@ -550,93 +518,85 @@
(i32.add
(get_global $assembly/index/s)
(i32.mul
;;@ assembly/index.ts:73:40
(get_local $2)
(get_local $0)
(get_global $assembly/index/w)
)
)
;;@ assembly/index.ts:73:37
(get_local $1)
)
(i32.const 2)
)
;;@ assembly/index.ts:73:43
;;@ assembly/index.ts:75:43
(i32.or
(get_global $assembly/index/RGB_ALIVE)
;;@ assembly/index.ts:73:55
(get_global $assembly/index/BGR_ALIVE)
;;@ assembly/index.ts:75:55
(i32.const -16777216)
)
)
;;@ assembly/index.ts:19:2
;;@ assembly/index.ts:21:2
(i32.store
;;@ assembly/index.ts:19:13
;;@ assembly/index.ts:21:13
(i32.shl
(i32.add
;;@ assembly/index.ts:19:14
;;@ assembly/index.ts:21:14
(i32.add
(get_global $assembly/index/s)
;;@ assembly/index.ts:19:18
;;@ assembly/index.ts:21:18
(i32.mul
;;@ assembly/index.ts:75:20
(get_local $2)
;;@ assembly/index.ts:19:22
(get_local $0)
;;@ assembly/index.ts:21:22
(get_global $assembly/index/w)
)
)
;;@ assembly/index.ts:75:17
;;@ assembly/index.ts:21:26
(get_local $1)
)
;;@ assembly/index.ts:19:32
;;@ assembly/index.ts:21:32
(i32.const 2)
)
;;@ assembly/index.ts:26:12
;;@ assembly/index.ts:28:12
(i32.or
(i32.shl
;;@ assembly/index.ts:25:2
(tee_local $0
;;@ assembly/index.ts:25:10
(select
(tee_local $0
;;@ assembly/index.ts:25:19
(i32.sub
(i32.shr_u
;;@ assembly/index.ts:75:23
(get_local $3)
;;@ assembly/index.ts:25:26
(i32.const 24)
)
;;@ assembly/index.ts:25:32
(get_global $assembly/index/BIT_ROT)
;;@ assembly/index.ts:27:10
(select
(tee_local $2
;;@ assembly/index.ts:27:19
(i32.sub
(i32.shr_u
;;@ assembly/index.ts:27:20
(get_local $3)
;;@ assembly/index.ts:27:26
(i32.const 24)
)
)
(tee_local $4
;;@ assembly/index.ts:25:41
(i32.const 0)
)
(i32.gt_s
(get_local $0)
(i32.const 0)
;;@ assembly/index.ts:27:32
(get_global $assembly/index/BIT_ROT)
)
)
;;@ assembly/index.ts:27:41
(i32.const 0)
(i32.gt_s
(get_local $2)
(i32.const 0)
)
)
;;@ assembly/index.ts:26:18
;;@ assembly/index.ts:28:18
(i32.const 24)
)
;;@ assembly/index.ts:26:24
;;@ assembly/index.ts:28:24
(i32.and
;;@ assembly/index.ts:26:25
;;@ assembly/index.ts:28:25
(get_local $3)
;;@ assembly/index.ts:26:29
;;@ assembly/index.ts:28:29
(i32.const 16777215)
)
)
)
)
)
;;@ assembly/index.ts:53:27
;;@ assembly/index.ts:55:27
(set_local $1
(i32.add
;;@ assembly/index.ts:53:29
;;@ assembly/index.ts:55:29
(get_local $1)
(i32.const 1)
)
@ -645,11 +605,11 @@
)
)
)
;;@ assembly/index.ts:50:25
(set_local $2
;;@ assembly/index.ts:52:25
(set_local $0
(i32.add
;;@ assembly/index.ts:50:27
(get_local $2)
;;@ assembly/index.ts:52:27
(get_local $0)
(i32.const 1)
)
)
@ -662,20 +622,20 @@
(local $3 i32)
(loop $continue|0
(if
;;@ assembly/index.ts:83:19
;;@ assembly/index.ts:85:19
(i32.lt_s
(get_local $3)
;;@ assembly/index.ts:83:24
;;@ assembly/index.ts:85:24
(get_global $assembly/index/w)
)
(block
;;@ assembly/index.ts:84:4
;;@ assembly/index.ts:86:4
(if
;;@ assembly/index.ts:84:8
;;@ assembly/index.ts:86:8
(f64.lt
;;@ assembly/index.ts:84:13
;;@ assembly/index.ts:86:13
(call $~lib/math/JSMath.random)
;;@ assembly/index.ts:84:24
;;@ assembly/index.ts:86:24
(get_local $2)
)
(i32.store
@ -684,28 +644,26 @@
(i32.add
(get_global $assembly/index/s)
(i32.mul
;;@ assembly/index.ts:84:35
(get_local $1)
(get_global $assembly/index/w)
)
)
;;@ assembly/index.ts:84:31
(get_local $3)
)
(i32.const 2)
)
;;@ assembly/index.ts:84:38
;;@ assembly/index.ts:86:38
(i32.or
(get_global $assembly/index/RGB_ALIVE)
;;@ assembly/index.ts:84:50
(get_global $assembly/index/BGR_ALIVE)
;;@ assembly/index.ts:86:50
(i32.const -16777216)
)
)
)
;;@ assembly/index.ts:83:27
;;@ assembly/index.ts:85:27
(set_local $3
(i32.add
;;@ assembly/index.ts:83:29
;;@ assembly/index.ts:85:29
(get_local $3)
(i32.const 1)
)
@ -714,64 +672,63 @@
)
)
)
;;@ assembly/index.ts:86:7
(set_local $3
;;@ assembly/index.ts:86:16
;;@ assembly/index.ts:88:7
(set_local $1
;;@ assembly/index.ts:88:16
(i32.const 0)
)
(loop $continue|1
(if
;;@ assembly/index.ts:86:19
;;@ assembly/index.ts:88:19
(i32.lt_s
(get_local $3)
;;@ assembly/index.ts:86:24
(get_local $1)
;;@ assembly/index.ts:88:24
(get_global $assembly/index/h)
)
(block
;;@ assembly/index.ts:87:4
;;@ assembly/index.ts:89:4
(if
;;@ assembly/index.ts:87:8
;;@ assembly/index.ts:89:8
(f64.lt
;;@ assembly/index.ts:87:13
;;@ assembly/index.ts:89:13
(call $~lib/math/JSMath.random)
;;@ assembly/index.ts:87:24
;;@ assembly/index.ts:89:24
(get_local $2)
)
;;@ assembly/index.ts:19:2
;;@ assembly/index.ts:21:2
(i32.store
;;@ assembly/index.ts:19:13
;;@ assembly/index.ts:21:13
(i32.shl
(i32.add
;;@ assembly/index.ts:19:14
;;@ assembly/index.ts:21:14
(i32.add
(get_global $assembly/index/s)
;;@ assembly/index.ts:19:18
;;@ assembly/index.ts:21:18
(i32.mul
;;@ assembly/index.ts:87:34
(get_local $3)
;;@ assembly/index.ts:19:22
(get_local $1)
;;@ assembly/index.ts:21:22
(get_global $assembly/index/w)
)
)
;;@ assembly/index.ts:87:31
;;@ assembly/index.ts:21:26
(get_local $0)
)
;;@ assembly/index.ts:19:32
;;@ assembly/index.ts:21:32
(i32.const 2)
)
;;@ assembly/index.ts:87:38
;;@ assembly/index.ts:89:38
(i32.or
(get_global $assembly/index/RGB_ALIVE)
;;@ assembly/index.ts:87:50
(get_global $assembly/index/BGR_ALIVE)
;;@ assembly/index.ts:89:50
(i32.const -16777216)
)
)
)
;;@ assembly/index.ts:86:27
(set_local $3
;;@ assembly/index.ts:88:27
(set_local $1
(i32.add
;;@ assembly/index.ts:86:29
(get_local $3)
;;@ assembly/index.ts:88:29
(get_local $1)
(i32.const 1)
)
)

File diff suppressed because it is too large Load Diff

View File

@ -62,8 +62,8 @@ fetch("build/optimized.wasm")
.then(response => response.arrayBuffer())
.then(buffer => WebAssembly.instantiate(buffer, {
env: {
RGB_ALIVE : rgb2le(RGB_ALIVE) | 1, // little endian, LSB must be set
RGB_DEAD : rgb2le(RGB_DEAD) & ~1, // little endian, LSB must not be set
BGR_ALIVE : rgb2bgr(RGB_ALIVE) | 1, // little endian, LSB must be set
BGR_DEAD : rgb2bgr(RGB_DEAD) & ~1, // little endian, LSB must not be set
BIT_ROT,
memory,
abort: function() {}
@ -125,7 +125,8 @@ fetch("build/optimized.wasm")
console.log(err.stack);
});
function rgb2le(rgb) {
// see comment in assembly/index.ts on why this is useful
function rgb2bgr(rgb) {
return ((rgb >>> 16) & 0xff) | (rgb & 0xff00) | (rgb & 0xff) << 16;
}
</script>