Bug fix or something.

PixelComposer.yyp

@@ -249,8 +249,8 @@
     {"resourceType":"GMIncludedFile","resourceVersion":"1.0","name":"NotoSans-Bold.ttf","CopyToMask":-1,"filePath":"datafiles/data/locale/sample locale/fonts",},
     {"resourceType":"GMIncludedFile","resourceVersion":"1.0","name":"NotoSans-Medium.ttf","CopyToMask":-1,"filePath":"datafiles/data/locale/sample locale/fonts",},
     {"resourceType":"GMIncludedFile","resourceVersion":"1.0","name":"NotoSans-SemiBold.ttf","CopyToMask":-1,"filePath":"datafiles/data/locale/sample locale/fonts",},
-    {"resourceType":"GMIncludedFile","resourceVersion":"1.0","name":"nodes.json","CopyToMask":-1,"filePath":"datafiles/data/locale/sample locale",},
     {"resourceType":"GMIncludedFile","resourceVersion":"1.0","name":"HOW TO LOCALE.txt","CopyToMask":-1,"filePath":"datafiles/data/locale/sample locale",},
+    {"resourceType":"GMIncludedFile","resourceVersion":"1.0","name":"nodes.json","CopyToMask":-1,"filePath":"datafiles/data/locale/sample locale",},
     {"resourceType":"GMIncludedFile","resourceVersion":"1.0","name":"UI.json","CopyToMask":-1,"filePath":"datafiles/data/locale/sample locale",},
     {"resourceType":"GMIncludedFile","resourceVersion":"1.0","name":"words.json","CopyToMask":-1,"filePath":"datafiles/data/locale/sample locale",},
     {"resourceType":"GMIncludedFile","resourceVersion":"1.0","name":"nodes.json","CopyToMask":-1,"filePath":"datafiles/data",},

objects/o_main/Create_0.gml

@@ -244,12 +244,15 @@
 
 #region async
 	globalvar PORT_MAP, NETWORK_SERVERS, NETWORK_CLIENTS;
+	globalvar IMAGE_FETCH_MAP;
 	
 	global.FILE_LOAD_ASYNC = ds_map_create();
 	PORT_MAP = ds_map_create();
 	NETWORK_SERVERS = ds_map_create();
 	NETWORK_CLIENTS = ds_map_create();
 	
+	IMAGE_FETCH_MAP = ds_map_create();
+	
 	asyncInit();
 #endregion
 

objects/o_main/Other_60.gml

@@ -0,0 +1,5 @@
+/// @description 
+if(!ds_map_exists(IMAGE_FETCH_MAP, async_load[? "id"])) exit;
+
+var _callback = IMAGE_FETCH_MAP[? async_load[? "id"]];
+_callback(async_load);

objects/o_main/o_main.yy

@@ -22,6 +22,7 @@
     {"resourceType":"GMEvent","resourceVersion":"1.0","name":"","collisionObjectId":null,"eventNum":1,"eventType":9,"isDnD":false,},
     {"resourceType":"GMEvent","resourceVersion":"1.0","name":"","collisionObjectId":null,"eventNum":69,"eventType":7,"isDnD":false,},
     {"resourceType":"GMEvent","resourceVersion":"1.0","name":"","collisionObjectId":null,"eventNum":68,"eventType":7,"isDnD":false,},
+    {"resourceType":"GMEvent","resourceVersion":"1.0","name":"","collisionObjectId":null,"eventNum":60,"eventType":7,"isDnD":false,},
   ],
   "managed": true,
   "overriddenProperties": [],

scripts/_node_VFX_spawner/_node_VFX_spawner.gml

@@ -434,7 +434,7 @@ function Node_VFX_Spawner_Base(_x, _y, _group = noone) : Node(_x, _y, _group) co
 	static onPartDestroy = function(part) {}
 	
 	static postDeserialize = function() {
-		if(PROJECT.version < SAVE_VERSION) {
+		if(PROJECT.version < 11480) {
 			for( var i = 37; i <= 39; i++ )
 				array_insert(load_map.inputs, i, noone);
 		}

scripts/append_function/append_function.gml

@@ -3,7 +3,7 @@ function APPEND(_path, context = PANEL_GRAPH.getCurrentContext()) {
 	var _map = json_load_struct(_path);
 	
 	if(_map == -1) {
-		printlog("Decode error");
+		printIf(log, "Decode error");
 		return noone;
 	}
 	
@@ -42,7 +42,7 @@ function __APPEND_MAP(_map, context = PANEL_GRAPH.getCurrentContext()) {
 		var _node = nodeLoad(_node_list[i], true, context);
 		if(_node) ds_list_add(appended_list, _node);
 	}
-	printlog("Load time: " + string(current_time - t)); t = current_time;
+	printIf(log, "Load time: " + string(current_time - t)); t = current_time;
 	
 	try {
 		for(var i = 0; i < ds_list_size(appended_list); i++) {
@@ -55,7 +55,7 @@ function __APPEND_MAP(_map, context = PANEL_GRAPH.getCurrentContext()) {
 	} catch(e) {
 		log_warning("APPEND, node", exception_print(e));
 	}
-	printlog("Load group time: " + string(current_time - t)); t = current_time;
+	printIf(log, "Load group time: " + string(current_time - t)); t = current_time;
 	
 	try {
 		for(var i = 0; i < ds_list_size(appended_list); i++)
@@ -63,7 +63,7 @@ function __APPEND_MAP(_map, context = PANEL_GRAPH.getCurrentContext()) {
 	} catch(e) {
 		log_warning("APPEND, deserialize", exception_print(e));
 	}
-	printlog("Deserialize time: " + string(current_time - t)); t = current_time;
+	printIf(log, "Deserialize time: " + string(current_time - t)); t = current_time;
 	
 	try {
 		for(var i = 0; i < ds_list_size(appended_list); i++)
@@ -71,7 +71,7 @@ function __APPEND_MAP(_map, context = PANEL_GRAPH.getCurrentContext()) {
 	} catch(e) {
 		log_warning("LOAD, apply deserialize", exception_print(e));
 	}
-	printlog("Apply deserialize time: " + string(current_time - t)); t = current_time;
+	printIf(log, "Apply deserialize time: " + string(current_time - t)); t = current_time;
 	
 	try {
 		for(var i = 0; i < ds_list_size(appended_list); i++)
@@ -81,7 +81,7 @@ function __APPEND_MAP(_map, context = PANEL_GRAPH.getCurrentContext()) {
 	} catch(e) {
 		log_warning("APPEND, connect", exception_print(e));
 	}
-	printlog("Connect time: " + string(current_time - t)); t = current_time;
+	printIf(log, "Connect time: " + string(current_time - t)); t = current_time;
 	
 	try {
 		for(var i = 0; i < ds_list_size(appended_list); i++)
@@ -89,7 +89,7 @@ function __APPEND_MAP(_map, context = PANEL_GRAPH.getCurrentContext()) {
 	} catch(e) {
 		log_warning("APPEND, update", exception_print(e));
 	}
-	printlog("Update time: " + string(current_time - t)); t = current_time;
+	printIf(log, "Update time: " + string(current_time - t)); t = current_time;
 	
 	Render(true);
 	
@@ -115,7 +115,7 @@ function __APPEND_MAP(_map, context = PANEL_GRAPH.getCurrentContext()) {
 			log_warning("APPEND, Conflict solver error : ", exception_print(e));
 		}
 	}
-	printlog("Conflict time: " + string(current_time - t)); t = current_time;
+	printIf(log, "Conflict time: " + string(current_time - t)); t = current_time;
 	
 	try {
 		for(var i = 0; i < ds_list_size(appended_list); i++)

scripts/directory_object/directory_object.gml

@@ -2,11 +2,17 @@ function FileObject(_name, _path) constructor {
 	name = _name;
 	path = _path;
 	spr_path = [];
-	spr      = -1;
+	spr        = -1;
-	content  = -1;
+	sprFetchID = noone;
-	surface  = noone;
+	
-	meta	 = noone;
+	content   = -1;
-	type = FILE_TYPE.collection;
+	surface   = noone;
+	
+	var _mdir  = filename_dir(path);
+	var _mname = filename_name_only(path);
+	meta_path  = $"{_mdir}/{_mname}.meta";	
+	meta	   = noone;
+	type	   = FILE_TYPE.collection;
 	
 	switch(string_lower(filename_ext(path))) {
 		case ".png" :	
@@ -44,40 +50,55 @@ function FileObject(_name, _path) constructor {
 	}
 	
 	static getSpr = function() {
-		if(sprite_exists(spr)) return spr;
+		if(sprite_exists(spr))  return spr;
+		if(sprFetchID != noone) return -1;
+		
 		if(array_length(spr_path) == 0) {
-			spr = sprite_add(self.path, 0, false, false, 0, 0);
+			sprFetchID = sprite_add_ext(self.path, 0, 0, 0, false);
-			sprite_set_offset(spr, sprite_get_width(spr) / 2, sprite_get_height(spr) / 2);
+			IMAGE_FETCH_MAP[? sprFetchID] = function(load_result) {
+				spr = load_result[? "id"];
+				sprite_set_offset(spr, sprite_get_width(spr) / 2, sprite_get_height(spr) / 2);
+			};
 			return spr;
 		}
 		
 		var path = array_safe_get(spr_path, 0);
 		var amo  = array_safe_get(spr_path, 1);
-		var cent = array_safe_get(spr_path, 2);
 		
 		if(path == 0) return -1;
-		spr = sprite_add(path, amo, false, false, 0, 0);
+		
-		if(cent)
+		sprFetchID = sprite_add_ext(path, amo, 0, 0, false);
-			sprite_set_offset(spr, sprite_get_width(spr) / 2, sprite_get_height(spr) / 2);
+		IMAGE_FETCH_MAP[? sprFetchID] = function(load_result) {
+			spr = load_result[? "id"];
+			if(array_safe_get(spr_path, 2))
+				sprite_set_offset(spr, sprite_get_width(spr) / 2, sprite_get_height(spr) / 2);
+		};
+		
 		return spr;
 	}
 	
 	static getMetadata = function() { 
 		retrive_data = true;
-		if(!file_exists(path)) return noone;
-		if(meta != noone) return meta;
-		if(meta == undefined) return noone;
 		
-		var _f = file_text_read_all(path);
+		if(!file_exists(path))	return noone;
-		var m = json_decode(_f);
+		if(meta != noone)		return meta;
+		if(meta == undefined)	return noone;
 		
 		meta = new MetaDataManager();
-		if(ds_map_exists(m, "metadata"))
-			meta.deserialize(m[? "metadata"]);
-		if(ds_map_exists(m, "preview"))
-			thumbnail_data = json_try_parse(m[? "preview"], -1);
 		
-		meta.version = m[? "version"];
+		if(file_exists(meta_path)) {
+			var m  = json_load(meta_path);
+			meta.deserialize(m);
+		} else {
+			var m  = json_load(path);
+			
+			if(ds_map_exists(m, "metadata"))
+				meta.deserialize(m[? "metadata"]);
+			if(ds_map_exists(m, "preview"))
+				thumbnail_data = json_try_parse(m[? "preview"], -1);
+			meta.version = m[? "version"];
+		}
+		
 		meta.name = name;
 		
 		switch(filename_ext(path)) {

scripts/globals/globals.gml

@@ -18,7 +18,7 @@
 		active	= true;
 		
 		path	= "";
-		version = 0;
+		version = SAVE_VERSION;
 		seed    = irandom_range(100000, 999999);
 		
 		modified = false;

scripts/meta_data/meta_data.gml

@@ -19,7 +19,7 @@ function MetaDataManager() constructor {
 	author_steam_id = 0;
 	file_id		= 0;
 	tags		= [];
-	version		= 0;
+	version		= SAVE_VERSION;
 	steam		= false;
 	
 	static displays = [
@@ -32,13 +32,14 @@ function MetaDataManager() constructor {
 	
 	static serialize = function() {
 		var m = {};
-		m.description  = description;
+		m.description	= description;
-		m.author	= author;
+		m.author		= author;
-		m.contact	= contact;
+		m.contact		= contact;
-		m.alias		= alias;
+		m.alias			= alias;
-		m.aut_id	= author_steam_id;
+		m.aut_id		= author_steam_id;
-		m.file_id	= file_id;
+		m.file_id		= file_id;
-		m.tags		= tags;
+		m.tags			= tags;
+		m.version		= version;
 		
 		return m;
 	}
@@ -51,6 +52,7 @@ function MetaDataManager() constructor {
 		author_steam_id = struct_try_get(m, "aut_id",		author_steam_id);
 		file_id			= struct_try_get(m, "file_id",		file_id);
 		tags			= struct_try_get(m, "tags",			tags);
+		version			= struct_try_get(m, "version",		version);
 		
 		return self;
 	}

scripts/node_channels/node_channels.gml

@@ -1,11 +1,13 @@
 function Node_RGB_Channel(_x, _y, _group = noone) : Node_Processor(_x, _y, _group) constructor {
 	name = "RGBA Extract";
 	
-	inputs[| 0] = nodeValue("Surface in", self, JUNCTION_CONNECT.input, VALUE_TYPE.surface, 0);
+	inputs[| 0] = nodeValue("Surface In", self, JUNCTION_CONNECT.input, VALUE_TYPE.surface, 0);
 	
-	inputs[| 1] = nodeValue("Output type", self, JUNCTION_CONNECT.input, VALUE_TYPE.integer, 0)
+	inputs[| 1] = nodeValue("Output Type", self, JUNCTION_CONNECT.input, VALUE_TYPE.integer, 0)
 		.setDisplay(VALUE_DISPLAY.enum_scroll, ["Channel value", "Greyscale"]);
 		
+	inputs[| 2] = nodeValue("Keep Alpha", self, JUNCTION_CONNECT.input, VALUE_TYPE.boolean, false);
+	
 	outputs[| 0] = nodeValue("Red", self, JUNCTION_CONNECT.output, VALUE_TYPE.surface, noone);
 	outputs[| 1] = nodeValue("Green", self, JUNCTION_CONNECT.output, VALUE_TYPE.surface, noone);
 	outputs[| 2] = nodeValue("Blue", self, JUNCTION_CONNECT.output, VALUE_TYPE.surface, noone);
@@ -15,6 +17,7 @@ function Node_RGB_Channel(_x, _y, _group = noone) : Node_Processor(_x, _y, _grou
 	
 	static process_data = function(_outSurf, _data, output_index) {
 		var _out = _data[1];
+		var _alp = _data[2];
 		
 		surface_set_target(_outSurf);
 		DRAW_CLEAR
@@ -25,6 +28,8 @@ function Node_RGB_Channel(_x, _y, _group = noone) : Node_Processor(_x, _y, _grou
 				case 2 : shader_set(_out? sh_channel_B_grey : sh_channel_B); break;
 				case 3 : shader_set(_out? sh_channel_A_grey : sh_channel_A); break;
 			}
+			shader_set_i("keepAlpha", _alp);
+			
 			draw_surface_safe(_data[0], 0, 0);
 			shader_reset();
 		BLEND_NORMAL;

scripts/panel_animation/panel_animation.gml

@@ -1461,8 +1461,8 @@ function Panel_Animation() : PanelContent() constructor {
 					var ot = 0, ov = true;
 					var x0 = 0, x1 = 0;
 					
-					for( var i = 0; i < ds_list_size(active_inp.animator.values); i++ ) {
+					for( var j = 0; j < ds_list_size(active_inp.animator.values); j++ ) {
-						var k = active_inp.animator.values[| i];
+						var k = active_inp.animator.values[| j];
 						
 						var t = k.time;
 						var v = k.value;

scripts/panel_collection/panel_collection.gml

@@ -39,17 +39,20 @@ function Panel_Collection() : PanelContent() constructor {
 		if(meta == noone || !meta.steam) {
 			contentMenu = [
 				menuItem(__txtx("panel_collection_replace", "Replace with selected"), function() { 
-					saveCollection(PANEL_INSPECTOR.inspecting, _menu_node.data_path, _menu_node.path, false, _menu_node.meta);
+					var _path = filename_dir(_menu_node.path);
+					var _name = filename_name(_menu_node.path);
+					
+					saveCollection(PANEL_INSPECTOR.inspecting, _path, _name, false, _menu_node.meta);
 				}),
 				menuItem(__txtx("panel_collection_edit_meta", "Edit metadata") + "...", function() { 
-					var dia = dialogCall(o_dialog_file_name_collection, mouse_mx + ui(8), mouse_my + ui(-320));
+					var dia  = dialogCall(o_dialog_file_name_collection, mouse_mx + ui(8), mouse_my + ui(-320));
 					var meta = _menu_node.getMetadata();
 					if(meta != noone && meta != undefined) 
 						dia.meta = meta;
 					
 					dia.node = PANEL_INSPECTOR.inspecting;
 					dia.data_path = data_path;
-					dia.updating	= _menu_node;
+					dia.updating  = _menu_node;
 					dia.doExpand();
 				}),
 				-1,

scripts/save_function/save_function.gml

@@ -122,6 +122,8 @@ function SAVE_AT(project = PROJECT, path = "", log = "save at ") {
 	return true;
 }
 
+/////////////////////////////////////////////////////// COLLECTION ///////////////////////////////////////////////////////
+
 function SAVE_COLLECTIONS(_list, _path, save_surface = true, metadata = noone, context = PANEL_GRAPH.getCurrentContext()) {
 	var _content = {};
 	_content.version = SAVE_VERSION;
@@ -148,12 +150,16 @@ function SAVE_COLLECTIONS(_list, _path, save_surface = true, metadata = noone, c
 		SAVE_NODE(_nodes, _list[| i], cx, cy, true, context);
 	_content.nodes = _nodes;
 	
-	if(metadata != noone)
+	json_save_struct(_path, _content, !PREF_MAP[? "save_file_minify"]);
-		_content.metadata = metadata.serialize();
 	
-	var file = file_text_open_write(_path);
+	if(metadata != noone) {
-	file_text_write_string(file, PREF_MAP[? "save_file_minify"]? json_stringify_minify(_content) : json_stringify(_content, true));
+		var _meta  = metadata.serialize();
-	file_text_close(file);
+		var _dir   = filename_dir(_path);
+		var _name  = filename_name_only(_path);
+		var _mpath = $"{_dir}/{_name}.meta";
+		
+		json_save_struct(_mpath, _meta, true);
+	}
 	
 	var pane = findPanel("Panel_Collection");
 	if(pane) pane.refreshContext();
@@ -178,12 +184,16 @@ function SAVE_COLLECTION(_node, _path, save_surface = true, metadata = noone, co
 	SAVE_NODE(_nodes, _node, _node.x, _node.y, true, context);
 	_content.nodes = _nodes;
 	
-	if(metadata != noone)
+	json_save_struct(_path, _content, !PREF_MAP[? "save_file_minify"]);
-		_content.metadata = metadata.serialize();
 	
-	var file = file_text_open_write(_path);
+	if(metadata != noone) {
-	file_text_write_string(file, PREF_MAP[? "save_file_minify"]? json_stringify_minify(_content) : json_stringify(_content, true));
+		var _meta  = metadata.serialize();
-	file_text_close(file);
+		var _dir   = filename_dir(_path);
+		var _name  = filename_name_only(_path);
+		var _mpath = $"{_dir}/{_name}.meta";
+		
+		json_save_struct(_mpath, _meta, true);
+	}
 	
 	var pane = findPanel("Panel_Collection");
 	if(pane) pane.refreshContext();

scripts/steam_ugc_collection/steam_ugc_collection.gml

@@ -9,6 +9,8 @@ function steam_ugc_create_collection(file) {
 	directory_destroy(DIRECTORY + "steamUGC");
 	directory_create(DIRECTORY + "steamUGC");
 	file_copy(file.path, DIRECTORY + "steamUGC/" + filename_name(file.path));
+	file_copy(file.meta_path, DIRECTORY + "steamUGC/" + filename_name(file.meta_path));
+	
 	if(array_safe_get(file.spr_path, 0, 0) != 0)
 		file_copy(file.spr_path[0], DIRECTORY + "steamUGC/" + filename_name(file.spr_path[0]));
 	steam_ugc_collection_generate(file);
@@ -27,6 +29,7 @@ function steam_ugc_update_collection(file, update_preview = false) {
 	directory_destroy(DIRECTORY + "steamUGC");
 	directory_create(DIRECTORY + "steamUGC");
 	file_copy(file.path, DIRECTORY + "steamUGC/" + filename_name(file.path));
+	file_copy(file.meta_path, DIRECTORY + "steamUGC/" + filename_name(file.meta_path));
 	if(array_safe_get(file.spr_path, 0, 0) != 0)
 		file_copy(file.spr_path[0], DIRECTORY + "steamUGC/" + filename_name(file.spr_path[0]));
 	

scripts/testing_script/testing_script.gml

@@ -15,7 +15,7 @@ function __test_update_current_collections() {
 			print("  > Updating " + _node.path);
 			var _map = json_load(_node.path);
 			_map[? "version"] = SAVE_VERSION;
-			json_save(_node.path, _map);
+			json_save(_node.meta_path, _map);
 		}
 		
 		for( var i = 0; i < ds_list_size(_st.subDir); i++ )
@@ -36,7 +36,7 @@ function __test_update_sample_projects() {
 		print("  > Updating " + _proj.path);
 		var _map = json_load(_proj.path);
 		_map[? "version"] = SAVE_VERSION;
-		json_save(_proj.path, _map);
+		json_save(_proj.meta_path, _map);
 	}
 	
 	print("---------- PROJECT UPDATING ENDED ----------");
@@ -125,7 +125,7 @@ function __test_load_all_nodes() {
 		if(index > inded) break;
 		if(index > indst) {
 			var node = ALL_NODES[? k];
-			print("==== Building " + node.node);
+			print($"==== Building {node.node} ====");
 			var b = node.build(xx, yy);
 			
 			if(++ind > col) {
@@ -156,7 +156,8 @@ function __test_metadata_current_collections() {
 	
 	print("---------- COLLECTION UPDATING STARTED ----------");
 	
-	var sel = PANEL_GRAPH.node_focus, outj = noone;
+	var sel   = PANEL_GRAPH.node_focus, outj = noone;
+	var _meta = METADATA.serialize();
 	if(sel != noone) outj = sel.outputs[| 0];
 	
 	while(!ds_stack_empty(st)) {
@@ -165,9 +166,7 @@ function __test_metadata_current_collections() {
 			var _node = _st.content[| i];
 			
 			print("  > Updating " + _node.path);
-			var _map = json_load(_node.path);
+			json_save_struct(_node.meta_path, _meta, true);
-			ds_map_add_map(_map, "metadata", METADATA.serialize());
-			json_save(_node.path, _map);
 		}
 		
 		for( var i = 0; i < ds_list_size(_st.subDir); i++ )

shaders/sh_channel_A/sh_channel_A.fsh

@@ -4,6 +4,8 @@
 varying vec2 v_vTexcoord;
 varying vec4 v_vColour;
 
+uniform int keepAlpha;
+
 void main() {
 	vec4 col = texture2D( gm_BaseTexture, v_vTexcoord);
     gl_FragColor = vec4(vec3(1.), col.a);

shaders/sh_channel_A_grey/sh_channel_A_grey.fsh

@@ -4,6 +4,8 @@
 varying vec2 v_vTexcoord;
 varying vec4 v_vColour;
 
+uniform int keepAlpha;
+
 void main() {
 	vec4 col = texture2D( gm_BaseTexture, v_vTexcoord);
     gl_FragColor = vec4(col.a, col.a, col.a, 1.);

shaders/sh_channel_B/sh_channel_B.fsh

@@ -4,7 +4,9 @@
 varying vec2 v_vTexcoord;
 varying vec4 v_vColour;
 
+uniform int keepAlpha;
+
 void main() {
 	vec4 col = texture2D( gm_BaseTexture, v_vTexcoord);
-    gl_FragColor = vec4(0., 0., col.b, 1.);
+    gl_FragColor = vec4(0., 0., col.b, keepAlpha == 1? col.a : 1.);
 }

shaders/sh_channel_B_grey/sh_channel_B_grey.fsh

@@ -4,7 +4,9 @@
 varying vec2 v_vTexcoord;
 varying vec4 v_vColour;
 
+uniform int keepAlpha;
+
 void main() {
 	vec4 col = texture2D( gm_BaseTexture, v_vTexcoord);
-    gl_FragColor = vec4(col.b, col.b, col.b, 1.);
+    gl_FragColor = vec4(col.b, col.b, col.b, keepAlpha == 1? col.a : 1.);
 }

shaders/sh_channel_G/sh_channel_G.fsh

@@ -4,7 +4,9 @@
 varying vec2 v_vTexcoord;
 varying vec4 v_vColour;
 
+uniform int keepAlpha;
+
 void main() {
 	vec4 col = texture2D( gm_BaseTexture, v_vTexcoord);
-    gl_FragColor = vec4(0., col.g, 0., 1.);
+    gl_FragColor = vec4(0., col.g, 0., keepAlpha == 1? col.a : 1.);
 }

shaders/sh_channel_G_grey/sh_channel_G_grey.fsh

@@ -4,7 +4,9 @@
 varying vec2 v_vTexcoord;
 varying vec4 v_vColour;
 
+uniform int keepAlpha;
+
 void main() {
 	vec4 col = texture2D( gm_BaseTexture, v_vTexcoord);
-    gl_FragColor = vec4(col.g, col.g, col.g, 1.);
+    gl_FragColor = vec4(col.g, col.g, col.g, keepAlpha == 1? col.a : 1.);
 }

shaders/sh_channel_R/sh_channel_R.fsh

@@ -4,7 +4,9 @@
 varying vec2 v_vTexcoord;
 varying vec4 v_vColour;
 
+uniform int keepAlpha;
+
 void main() {
 	vec4 col = texture2D( gm_BaseTexture, v_vTexcoord);
-    gl_FragColor = vec4(col.r, 0., 0., 1.);
+    gl_FragColor = vec4(col.r, 0., 0., keepAlpha == 1? col.a : 1.);
 }

shaders/sh_channel_R_grey/sh_channel_R_grey.fsh

@@ -4,7 +4,9 @@
 varying vec2 v_vTexcoord;
 varying vec4 v_vColour;
 
+uniform int keepAlpha;
+
 void main() {
 	vec4 col = texture2D( gm_BaseTexture, v_vTexcoord);
-    gl_FragColor = vec4(col.r, col.r, col.r, 1.);
+    gl_FragColor = vec4(col.r, col.r, col.r, keepAlpha == 1? col.a : 1.);
 }