mirror of
https://github.com/Ttanasart-pt/Pixel-Composer.git
synced 2024-11-15 06:53:59 +01:00
123 lines
3.0 KiB
Plaintext
123 lines
3.0 KiB
Plaintext
function Node_Sampler(_x, _y, _group = noone) : Node_Processor(_x, _y, _group) constructor {
|
|
name = "Sampler";
|
|
setDimension(96, 48);
|
|
|
|
newInput(0, nodeValue_Surface("Surface in", self));
|
|
|
|
newInput(1, nodeValue_Vec2("Position", self, [ 0, 0 ]))
|
|
.setUnitRef(function(index) { return getDimension(index); });
|
|
|
|
newInput(2, nodeValue_Int("Sampling size", self, 1, "Size of square around the position to sample and average pixel color."))
|
|
.setDisplay(VALUE_DISPLAY.slider, { range: [1, 3, 0.1] });
|
|
|
|
newInput(3, nodeValue_Bool("Alpha", self, false));
|
|
|
|
newOutput(0, nodeValue_Output("Color", self, VALUE_TYPE.color, c_white));
|
|
|
|
attribute_oversample(true);
|
|
|
|
static getPreviewValues = function() { return getInputData(0); }
|
|
|
|
static drawOverlay = function(hover, active, _x, _y, _s, _mx, _my, _snx, _sny) {
|
|
PROCESSOR_OVERLAY_CHECK
|
|
|
|
inputs[1].drawOverlay(hover, active, _x, _y, _s, _mx, _my, _snx, _sny);
|
|
|
|
var _suf = current_data[0];
|
|
if(!is_surface(_suf)) return;
|
|
var ww = surface_get_width_safe(_suf);
|
|
var hh = surface_get_height_safe(_suf);
|
|
|
|
var _pos = current_data[1];
|
|
var _sam = 1 + (current_data[2] - 1) * 2;
|
|
|
|
var x0 = _pos[0] + 0.5 - _sam / 2;
|
|
var x1 = _pos[0] + 0.5 + _sam / 2;
|
|
var y0 = _pos[1] + 0.5 - _sam / 2;
|
|
var y1 = _pos[1] + 0.5 + _sam / 2;
|
|
|
|
x0 = clamp(x0, 0, ww);
|
|
x1 = clamp(x1, 0, ww);
|
|
y0 = clamp(y0, 0, hh);
|
|
y1 = clamp(y1, 0, hh);
|
|
|
|
x0 = _x + x0 * _s;
|
|
x1 = _x + x1 * _s;
|
|
y0 = _y + y0 * _s;
|
|
y1 = _y + y1 * _s;
|
|
|
|
draw_set_color(COLORS._main_accent);
|
|
draw_rectangle(x0, y0, x1, y1, true);
|
|
}
|
|
|
|
static processData = function(_output, _data, _output_index, _array_index = 0) {
|
|
var _surf = _data[0];
|
|
var _pos = _data[1];
|
|
var _sam = _data[2];
|
|
var _alp = _data[3];
|
|
if(!is_surface(_surf)) return c_black;
|
|
|
|
var ww = surface_get_width_safe(_surf);
|
|
var hh = surface_get_height_safe(_surf);
|
|
|
|
var r = 0, g = 0, b = 0, a = 0, amo = 0;
|
|
|
|
_sam -= 1;
|
|
for( var i = -_sam; i <= _sam; i++ )
|
|
for( var j = -_sam; j <= _sam; j++ ) {
|
|
var px = _pos[0] + i;
|
|
var py = _pos[1] + j;
|
|
|
|
if(px < 0 || py < 0 || px >= ww || py >= hh) {
|
|
switch(getAttribute("oversample")) {
|
|
case 0 : continue;
|
|
|
|
case 1 :
|
|
px = clamp(px, 0, ww - 1);
|
|
py = clamp(py, 0, hh - 1);
|
|
break;
|
|
|
|
case 2 :
|
|
px = safe_mod(px, ww - 1);
|
|
py = safe_mod(py, hh - 1);
|
|
break;
|
|
|
|
case 3 :
|
|
a += 255;
|
|
amo++;
|
|
continue;
|
|
}
|
|
}
|
|
|
|
var cc = int64(surface_get_pixel_ext(_surf, px, py));
|
|
|
|
r += color_get_red(cc);
|
|
g += color_get_green(cc);
|
|
b += color_get_blue(cc);
|
|
a += color_get_alpha(cc);
|
|
amo++;
|
|
}
|
|
|
|
if(amo > 0) {
|
|
r /= amo;
|
|
g /= amo;
|
|
b /= amo;
|
|
a /= amo;
|
|
}
|
|
|
|
return make_color_rgba(r, g, b, _alp? a : 255);
|
|
}
|
|
|
|
static onDrawNode = function(xx, yy, _mx, _my, _s, _hover, _focus) {
|
|
var bbox = drawGetBbox(xx, yy, _s);
|
|
var col = outputs[0].getValue();
|
|
if(bbox.h <= 0) return;
|
|
|
|
if(is_array(col)) {
|
|
drawPalette(col, bbox.x0, bbox.y0, bbox.w, bbox.h);
|
|
return;
|
|
}
|
|
|
|
drawColor(col, bbox.x0, bbox.y0, bbox.w, bbox.h);
|
|
}
|
|
} |