53 lines
1.3 KiB
JavaScript
53 lines
1.3 KiB
JavaScript
function Filter_Grey()
|
|
{
|
|
Filter.call(this);
|
|
|
|
this.parameters = [Color];
|
|
|
|
this.render = function(cmd)
|
|
{
|
|
if(cmd.color() && cmd.color().rgb()){
|
|
this.draw(ronin.frame.context(),cmd.color().rgb());
|
|
}
|
|
else{
|
|
this.draw(ronin.frame.context());
|
|
}
|
|
}
|
|
|
|
this.preview = function(cmd)
|
|
{
|
|
if(cmd.color() && cmd.color().rgb()){
|
|
this.draw(ronin.render.layer.context(),cmd.color().rgb());
|
|
}
|
|
else{
|
|
this.draw(ronin.render.layer.context());
|
|
}
|
|
}
|
|
|
|
this.draw = function(context = this.context(), color_rgb = new Color("#36ba0e").rgb())
|
|
{
|
|
var imageObj = new Image();
|
|
imageObj.src = ronin.frame.active_layer.element.toDataURL('image/png');
|
|
|
|
var w = ronin.frame.settings["size"].width;
|
|
var h = ronin.frame.settings["size"].height;
|
|
|
|
var originalData = ronin.frame.context().getImageData(0, 0, w*2, h*2);
|
|
var data = originalData.data;
|
|
|
|
var _r = (color_rgb.r / 255);
|
|
var _g = (color_rgb.g / 255);
|
|
var _b = (color_rgb.b / 255);
|
|
|
|
for(var i = 0; i < data.length; i += 4) {
|
|
var r = data[i];
|
|
var g = data[i+1];
|
|
var b = data[i+2];
|
|
var v = _r*r + _g*g + _b*b;
|
|
data[i] = data[i+1] = data[i+2] = v
|
|
}
|
|
|
|
ronin.render.layer.clear();
|
|
context.putImageData(originalData, 0, 0);
|
|
}
|
|
} |