mirror of
https://github.com/Ttanasart-pt/Pixel-Composer.git
synced 2024-12-25 06:26:42 +01:00
83 lines
No EOL
2.3 KiB
Text
83 lines
No EOL
2.3 KiB
Text
function Node_RGB_Channel(_x, _y, _group = noone) : Node_Processor(_x, _y, _group) constructor {
|
|
name = "RGBA Extract";
|
|
batch_output = false;
|
|
|
|
inputs[0] = nodeValue_Surface("Surface In", self);
|
|
|
|
inputs[1] = nodeValue_Enum_Scroll("Output Type", self, 0, [ "Channel value", "Greyscale" ]);
|
|
|
|
inputs[2] = nodeValue_Bool("Keep Alpha", self, false);
|
|
|
|
inputs[3] = nodeValue_Bool("Output Array", self, false);
|
|
|
|
outputs[0] = nodeValue_Output("Red", self, VALUE_TYPE.surface, noone);
|
|
outputs[1] = nodeValue_Output("Green", self, VALUE_TYPE.surface, noone);
|
|
outputs[2] = nodeValue_Output("Blue", self, VALUE_TYPE.surface, noone);
|
|
outputs[3] = nodeValue_Output("Alpha", self, VALUE_TYPE.surface, noone);
|
|
|
|
attribute_surface_depth();
|
|
|
|
static step = function() { #region
|
|
var _arr = getInputData(3);
|
|
|
|
outputs[0].name = _arr? "RGBA" : "Red";
|
|
outputs[0].setArrayDepth(_arr);
|
|
|
|
outputs[1].setVisible(!_arr, !_arr);
|
|
outputs[2].setVisible(!_arr, !_arr);
|
|
outputs[3].setVisible(!_arr, !_arr);
|
|
} #endregion
|
|
|
|
static setShader = function(index, grey, _alp) {
|
|
DRAW_CLEAR
|
|
BLEND_OVERRIDE
|
|
|
|
switch(index) {
|
|
case 0 : shader_set(grey? sh_channel_R_grey : sh_channel_R); break;
|
|
case 1 : shader_set(grey? sh_channel_G_grey : sh_channel_G); break;
|
|
case 2 : shader_set(grey? sh_channel_B_grey : sh_channel_B); break;
|
|
case 3 : shader_set(grey? sh_channel_A_grey : sh_channel_A); break;
|
|
}
|
|
|
|
shader_set_i("keepAlpha", _alp);
|
|
}
|
|
|
|
static resetShader = function() {
|
|
shader_reset();
|
|
BLEND_NORMAL
|
|
}
|
|
|
|
static processData = function(_outSurf, _data, output_index) { #region
|
|
var _out = _data[1];
|
|
var _alp = _data[2];
|
|
var _arr = _data[3];
|
|
|
|
if(_arr && output_index) return _outSurf;
|
|
|
|
var _ww = surface_get_width_safe(_data[0]);
|
|
var _hh = surface_get_height_safe(_data[0]);
|
|
|
|
if(_arr) {
|
|
for( var i = 0; i < 4; i++ ) {
|
|
var _surf = array_safe_get_fast(_outSurf, i);
|
|
_surf = surface_verify(_surf, _ww, _hh);
|
|
_outSurf[i] = _surf;
|
|
|
|
surface_set_target(_surf);
|
|
setShader(i, _out, _alp);
|
|
draw_surface_safe(_data[0]);
|
|
resetShader();
|
|
surface_reset_target();
|
|
}
|
|
|
|
} else {
|
|
surface_set_target(_outSurf);
|
|
setShader(output_index, _out, _alp);
|
|
draw_surface_safe(_data[0]);
|
|
resetShader();
|
|
surface_reset_target();
|
|
}
|
|
|
|
return _outSurf;
|
|
} #endregion
|
|
} |