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[Displace] Fix random output when displace map has no data.

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Tanasart 2024-12-21 11:31:03 +07:00
parent 7a79b9c021
commit 3d892249d9
3 changed files with 44 additions and 32 deletions
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8
scripts/distribution_function/distribution_function.gml
View file

@ -1,4 +1,4 @@
function get_point_from_dist(distMap, attempt = 4) { #region
function get_point_from_dist(distMap, attempt = 4) {
if(!is_surface(distMap)) return noone;
var w = surface_get_width_safe(distMap);
@ -20,9 +20,9 @@ function get_point_from_dist(distMap, attempt = 4) { #region
}
return res;
} #endregion
}
function get_points_from_dist(distMap, amount, seed = 0, attempt = 8) { #region
function get_points_from_dist(distMap, amount, seed = 0, attempt = 8) {
if(amount < 1) return [];
if(!is_surface(distMap)) return [];
@ -66,4 +66,4 @@ function get_points_from_dist(distMap, amount, seed = 0, attempt = 8) { #region
buffer_delete(b);
return pos;
} #endregion
}

20
scripts/node_displace/node_displace.gml
View file

@ -66,7 +66,7 @@ If set, then strength value control how many times the effect applies on itself.
attribute_oversample();
attribute_interpolation();
static step = function() { #region
static step = function() {
__step_mask_modifier();
inputs[3].mappableStep();
@ -90,9 +90,21 @@ If set, then strength value control how many times the effect applies on itself.
} else {
inputs[ 1].setName("Displace map");
}
} #endregion
}
static processData = function(_outSurf, _data, _output_index, _array_index) { #region
static processData = function(_outSurf, _data, _output_index, _array_index) {
var _map = _data[1];
var _sep = _data[16];
var _map2 = _data[17];
var _mode = _data[5];
if(!is_surface(_map) || (_sep && !is_surface(_map2))) {
surface_set_shader(_outSurf);
draw_surface_safe(_data[0]);
surface_reset_shader()
return _outSurf;
}
var ww = surface_get_width_safe(_data[0]);
var hh = surface_get_height_safe(_data[0]);
var mw = surface_get_width_safe(_data[1]);
@ -120,5 +132,5 @@ If set, then strength value control how many times the effect applies on itself.
_outSurf = channel_apply(_data[0], _outSurf, _data[12]);
return _outSurf;
} #endregion
}
}

48
scripts/random_function/random_function.gml
View file

@ -1,4 +1,4 @@
function UUID_generate(length = 32) { #region
function UUID_generate(length = 32) {
randomize();
static str = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz";
static month = "JFRAMJYASOND"
@ -14,23 +14,23 @@ function UUID_generate(length = 32) { #region
repeat(length - string_length(_id)) _id += string_char_at(str, irandom_range(1, string_length(str)));
return _id;
} #endregion
}
function irandom_seed(val, seed) { #region
function irandom_seed(val, seed) {
random_set_seed(floor(seed));
return irandom(val);
} #endregion
}
function irandom_range_seed(from, to, seed) { #region
function irandom_range_seed(from, to, seed) {
random_set_seed(floor(seed));
return irandom_range(from, to);
} #endregion
}
function seed_random(digits = 6) { #region
function seed_random(digits = 6) {
return irandom_range(power(10, digits - 1), power(10, digits) - 1);
} #endregion
}
function random_seed(val, seed) { #region
function random_seed(val, seed) {
random_set_seed(floor(seed));
var _s0 = random(val);
@ -38,9 +38,9 @@ function random_seed(val, seed) { #region
var _s1 = random(val);
return lerp(_s0, _s1, frac(seed));
} #endregion
}
function random_range_seed(from, to, seed) { #region
function random_range_seed(from, to, seed) {
random_set_seed(floor(seed));
var _s0 = random_range(from, to);
@ -48,9 +48,9 @@ function random_range_seed(from, to, seed) { #region
var _s1 = random_range(from, to);
return lerp(_s0, _s1, frac(seed));
} #endregion
}
function random1D(seed, startRange = 0, endRange = 1) { #region
function random1D(seed, startRange = 0, endRange = 1) {
if(startRange == endRange) return startRange;
var _f = frac(seed);
@ -66,9 +66,9 @@ function random1D(seed, startRange = 0, endRange = 1) { #region
var f2 = random_range(startRange, endRange);
return lerp(f1, f2, _f);
} #endregion
}
function __noise(_x) { #region
function __noise(_x) {
var i = floor(_x);
var f = frac(_x);
@ -78,9 +78,9 @@ function __noise(_x) { #region
var u = f * f * (3.0 - 2.0 * f);
return lerp(a, b, u);
} #endregion
}
function perlin1D(pos, seed, scale = 1, octave = 1, startRange = 0, endRange = 1) { #region
function perlin1D(pos, seed, scale = 1, octave = 1, startRange = 0, endRange = 1) {
var amp = power(2., octave - 1.) / (power(2., octave) - 1.);
var n = 0.;
@ -92,13 +92,13 @@ function perlin1D(pos, seed, scale = 1, octave = 1, startRange = 0, endRange = 1
}
return lerp(startRange, endRange, n);
} #endregion
}
function wiggle(_min = 0, _max = 1, _freq = 1, _time = 0, _seed = 0, _octave = 1) { #region
function wiggle(_min = 0, _max = 1, _freq = 1, _time = 0, _seed = 0, _octave = 1) {
return perlin1D(_time, _seed, _freq, _octave, _min, _max);
} #endregion
}
function getWiggle(_min = 0, _max = 1, _freq = 1, _time = 0, _seed = 0, startTime = noone, endTime = noone) { #region
function getWiggle(_min = 0, _max = 1, _freq = 1, _time = 0, _seed = 0, startTime = noone, endTime = noone) {
_freq = max(1, _freq);
var sdMin = floor(_time / _freq) * _freq;
@ -113,9 +113,9 @@ function getWiggle(_min = 0, _max = 1, _freq = 1, _time = 0, _seed = 0, startTim
t = -(cos(pi * t) - 1) / 2;
var _lrp = lerp(_x0, _x1, t);
return lerp(_min, _max, _lrp);
} #endregion
}
function wiggleMap(_seed, _freq, _length) constructor { #region
function wiggleMap(_seed, _freq, _length) constructor {
seed = _seed;
freq = _freq;
len = _length;
@ -149,4 +149,4 @@ function wiggleMap(_seed, _freq, _length) constructor { #region
if(amp == 0) return 0;
return map[abs(i) % len] * amp;
}
} #endregion
}