- [Map Path] Now use default surface when no texture is provided.

PixelComposer.resource_order

@@ -1382,6 +1382,7 @@
     {"name":"sh_combine_rgb","order":11,"path":"shaders/sh_combine_rgb/sh_combine_rgb.yy",},
     {"name":"sh_content_sampler","order":1,"path":"shaders/sh_content_sampler/sh_content_sampler.yy",},
     {"name":"sh_convolution","order":23,"path":"shaders/sh_convolution/sh_convolution.yy",},
+    {"name":"sh_coord","order":30,"path":"shaders/sh_coord/sh_coord.yy",},
     {"name":"sh_corner_erode","order":1,"path":"shaders/sh_corner_erode/sh_corner_erode.yy",},
     {"name":"sh_corner_iterate","order":2,"path":"shaders/sh_corner_iterate/sh_corner_iterate.yy",},
     {"name":"sh_cross_histogram","order":26,"path":"shaders/sh_cross_histogram/sh_cross_histogram.yy",},

PixelComposer.yyp

@@ -1852,6 +1852,7 @@
     {"id":{"name":"sh_combine_rgb","path":"shaders/sh_combine_rgb/sh_combine_rgb.yy",},},
     {"id":{"name":"sh_content_sampler","path":"shaders/sh_content_sampler/sh_content_sampler.yy",},},
     {"id":{"name":"sh_convolution","path":"shaders/sh_convolution/sh_convolution.yy",},},
+    {"id":{"name":"sh_coord","path":"shaders/sh_coord/sh_coord.yy",},},
     {"id":{"name":"sh_corner_erode","path":"shaders/sh_corner_erode/sh_corner_erode.yy",},},
     {"id":{"name":"sh_corner_iterate","path":"shaders/sh_corner_iterate/sh_corner_iterate.yy",},},
     {"id":{"name":"sh_corner","path":"shaders/sh_corner/sh_corner.yy",},},

scripts/node_path_map/node_path_map.gml

@@ -11,7 +11,7 @@ function Node_Path_Map(_x, _y, _group = noone) : Node(_x, _y, _group) constructo
 	inputs[| 2] = nodeValue("Texture", self, JUNCTION_CONNECT.input, VALUE_TYPE.surface, noone);
 	
 	inputs[| 3] = nodeValue("Subdivision", self, JUNCTION_CONNECT.input, VALUE_TYPE.integer, 16)
-		.setValidator(VV_min(1))
+		.setValidator(VV_min(2))
 		.rejectArray();
 		
 	outputs[| 0] = nodeValue("Rendered", self, JUNCTION_CONNECT.output, VALUE_TYPE.surface, noone);
@@ -20,6 +20,8 @@ function Node_Path_Map(_x, _y, _group = noone) : Node(_x, _y, _group) constructo
 		["Mapping", false], 1, 2, 3, 
 	]
 	
+	temp_surface = [ 0 ];
+	
 	static drawOverlay = function(hover, active, _x, _y, _s, _mx, _my, _snx, _sny) {
 		var _path = getInputData(0);
 		if(_path && struct_has(_path, "drawOverlay")) _path.drawOverlay(hover, active, _x, _y, _s, _mx, _my, _snx, _sny);
@@ -35,10 +37,20 @@ function Node_Path_Map(_x, _y, _group = noone) : Node(_x, _y, _group) constructo
 		
 		var _amo  = _path.getLineCount();
 		
-		if(!is_surface(_surf) || _amo < 2) return;
+		if(_amo < 2) return;
+		
+		if(!is_surface(_surf)) {
+			temp_surface[0] = surface_verify(temp_surface[0], _dim[0], _dim[1]);
+			
+			surface_set_shader(temp_surface[0], sh_coord);
+				draw_sprite_stretched(s_fx_pixel, 0, 0, 0, _dim[0], _dim[1]);
+			surface_reset_shader()
+			
+			_surf = temp_surface[0];
+		}
 		
 		var _pnt = array_create(_amo + 1);
-		var _isb = 1 / _sub;
+		var _isb = 1 / (_sub - 1);
 		var _pp  = new __vec2();
 		
 		for( var i = 0; i < _amo; i++ ) {

shaders/sh_coord/sh_coord.fsh

@@ -0,0 +1,6 @@
+varying vec2 v_vTexcoord;
+varying vec4 v_vColour;
+
+void main() {
+    gl_FragColor = vec4( v_vTexcoord, 0., 1. );
+}

shaders/sh_coord/sh_coord.vsh

@@ -0,0 +1,19 @@
+//
+// Simple passthrough vertex shader
+//
+attribute vec3 in_Position;                  // (x,y,z)
+//attribute vec3 in_Normal;                  // (x,y,z)     unused in this shader.
+attribute vec4 in_Colour;                    // (r,g,b,a)
+attribute vec2 in_TextureCoord;              // (u,v)
+
+varying vec2 v_vTexcoord;
+varying vec4 v_vColour;
+
+void main()
+{
+    vec4 object_space_pos = vec4( in_Position.x, in_Position.y, in_Position.z, 1.0);
+    gl_Position = gm_Matrices[MATRIX_WORLD_VIEW_PROJECTION] * object_space_pos;
+    
+    v_vColour = in_Colour;
+    v_vTexcoord = in_TextureCoord;
+}

shaders/sh_coord/sh_coord.yy

@@ -0,0 +1,12 @@
+{
+  "$GMShader":"",
+  "%Name":"sh_coord",
+  "name":"sh_coord",
+  "parent":{
+    "name":"generator",
+    "path":"folders/shader/generator.yy",
+  },
+  "resourceType":"GMShader",
+  "resourceVersion":"2.0",
+  "type":1,
+}