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- [Line] Add option to scale texture axis based on path langth.

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Tanasart 2024-07-16 10:21:55 +07:00
parent 22d44588f0
commit faaed76c11
2 changed files with 44 additions and 27 deletions
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69
scripts/node_line/node_line.gml
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@ -74,20 +74,23 @@ function Node_Line(_x, _y, _group = noone) : Node_Processor(_x, _y, _group) cons
.setDisplay(VALUE_DISPLAY.vector)
.setArrayDepth(2);
inputs[| 29] = nodeValue("Scale texture to length", self, JUNCTION_CONNECT.input, VALUE_TYPE.boolean, true );
input_display_list = [
["Output", true], 0, 1,
["Line data", false], 27, 6, 7, 28, 19, 2, 20,
["Line settings", false], 17, 3, 11, 12, 8, 25, 9, 26, 13, 14,
["Wiggle", false], 4, 5,
["Render", false], 10, 24, 15, 16,
["Texture", false], 18, 21, 22, 23,
["Texture", false], 18, 21, 22, 23, 29,
];
outputs[| 0] = nodeValue("Surface out", self, JUNCTION_CONNECT.output, VALUE_TYPE.surface, noone);
outputs[| 1] = nodeValue("Width Pass", self, JUNCTION_CONNECT.output, VALUE_TYPE.surface, noone);
lines = [];
lines = [];
line_data = [];
widthMap = ds_map_create();
@ -183,8 +186,9 @@ function Node_Line(_x, _y, _group = noone) : Node_Processor(_x, _y, _group) cons
var _ratInv = _data[25];
var _clamp = _data[26];
var _dtype = _data[27];
var _segs = _data[28];
var _dtype = _data[27];
var _segs = _data[28];
var _scaleTex = _data[29];
#endregion
/////// Guard clauses
@ -260,7 +264,8 @@ function Node_Line(_x, _y, _group = noone) : Node_Processor(_x, _y, _group) cons
_oy = _ny;
}
lines = [ points ];
lines = [ points ];
line_data = [ { length: 1 } ];
break;
case 1 :
@ -395,16 +400,22 @@ function Node_Line(_x, _y, _group = noone) : Node_Processor(_x, _y, _group) cons
array_resize(points, pointAmo);
lines[_lineAmo++] = points;
lines[_lineAmo] = points;
line_data[_lineAmo] = { length: _pathLength };
_lineAmo++;
}
array_resize(lines, _lineAmo);
array_resize(lines, _lineAmo);
array_resize(line_data, _lineAmo);
break;
case 2 :
if(!is_array(_segs[0][0])) //spreaded single path
_segs = [ _segs ];
lines = array_create(array_length(_segs));
lines = array_create(array_length(_segs));
line_data = array_create(array_length(_segs));
for (var i = 0, n = array_length(_segs); i < n; i++) {
var _seg = _segs[i];
@ -413,36 +424,38 @@ function Node_Line(_x, _y, _group = noone) : Node_Processor(_x, _y, _group) cons
var _uselen = array_length(_seg[0]) >= 3;
var _lin = array_create(array_length(_seg));
var _l, _len = [ 0 ], _lenTotal = 0;
var ox = _seg[0][0], oy = _seg[0][1], nx, ny;
for (var j = 1, m = array_length(_seg); j < m; j++) {
nx = _seg[j][0];
ny = _seg[j][1];
_l = point_distance(ox, oy, nx, ny);
_len[j] = _l;
_lenTotal += _l;
ox = nx;
oy = ny;
}
if(_uselen) {
for (var j = 0, m = array_length(_seg); j < m; j++)
_lin[j] = { x: _seg[j][0], y: _seg[j][1], prog: _seg[j][2], progCrop: _seg[j][2], weight: 1 };
} else {
var _l, _len = [ 0 ], _lenTotal = 0;
var ox = _seg[0][0], oy = _seg[0][1], nx, ny;
for (var j = 1, m = array_length(_seg); j < m; j++) {
nx = _seg[j][0];
ny = _seg[j][1];
_l = point_distance(ox, oy, nx, ny);
_len[j] = _l;
_lenTotal += _l;
ox = nx;
oy = ny;
}
for (var j = 0, m = array_length(_seg); j < m; j++)
_lin[j] = { x: _seg[j][0], y: _seg[j][1], prog: _len[j] / _lenTotal, progCrop: _len[j] / _lenTotal, weight: 1 };
}
lines[i] = _lin;
lines[i] = _lin;
line_data[i] = { length: _lenTotal };
}
break;
}
/////// Draw
surface_set_target(_colorPass);
if(_bg) draw_clear_alpha(0, 1);
else DRAW_CLEAR
@ -462,7 +475,11 @@ function Node_Line(_x, _y, _group = noone) : Node_Processor(_x, _y, _group) cons
var points = lines[i];
if(array_length(points) < 2) continue;
var _caps = [];
var _ldata = line_data[i];
var _len = _ldata.length;
var _caps = [];
if(_scaleTex) shader_set_2("scale", [ _texSca[0] * _len, _texSca[1] ]);
if(_useTex) draw_primitive_begin_texture(pr_trianglestrip, tex);
else draw_primitive_begin(pr_trianglestrip);

2
shaders/sh_draw_mapping/sh_draw_mapping.fsh
View file

@ -82,7 +82,7 @@ vec4 texture2Dintp( sampler2D texture, vec2 uv ) {
/////////////// SAMPLING ///////////////
void main() {
vec2 cpos = v_vTexcoord - vec2(0.5);
vec2 cpos = v_vTexcoord.yx - vec2(0.5);
vec2 pos;
pos.x = cpos.x * cos(rotation) - cpos.y * sin(rotation);
pos.y = cpos.x * sin(rotation) + cpos.y * cos(rotation);