[Round Corner] Improve algorithm.

PixelComposer.resource_order

@@ -348,6 +348,7 @@
     {"name":"o_dialog_textbox_autocomplete","order":7,"path":"objects/o_dialog_textbox_autocomplete/o_dialog_textbox_autocomplete.yy",},
     {"name":"o_dialog_textbox_function_guide","order":8,"path":"objects/o_dialog_textbox_function_guide/o_dialog_textbox_function_guide.yy",},
     {"name":"o_dialog_value_editor","order":9,"path":"objects/o_dialog_value_editor/o_dialog_value_editor.yy",},
+    {"name":"sh_corner_apply","order":1,"path":"shaders/sh_corner_apply/sh_corner_apply.yy",},
     {"name":"o_dialog_warning","order":6,"path":"objects/o_dialog_warning/o_dialog_warning.yy",},
     {"name":"o_pie_menu","order":14,"path":"objects/o_pie_menu/o_pie_menu.yy",},
     {"name":"Obj_Debug_FallText_Firestore","order":6,"path":"objects/Obj_Debug_FallText_Firestore/Obj_Debug_FallText_Firestore.yy",},
@@ -1462,6 +1463,7 @@
     {"name":"type_conversion","order":7,"path":"scripts/type_conversion/type_conversion.yy",},
     {"name":"value_snap","order":9,"path":"scripts/value_snap/value_snap.yy",},
     {"name":"var_comparison","order":1,"path":"scripts/var_comparison/var_comparison.yy",},
+    {"name":"sh_corner_coord","order":4,"path":"shaders/sh_corner_coord/sh_corner_coord.yy",},
     {"name":"vct_knob","order":2,"path":"scripts/vct_knob/vct_knob.yy",},
     {"name":"vct_slider","order":1,"path":"scripts/vct_slider/vct_slider.yy",},
     {"name":"vct_toggle","order":3,"path":"scripts/vct_toggle/vct_toggle.yy",},
@@ -1583,8 +1585,8 @@
     {"name":"sh_content_sampler","order":17,"path":"shaders/sh_content_sampler/sh_content_sampler.yy",},
     {"name":"sh_convolution","order":9,"path":"shaders/sh_convolution/sh_convolution.yy",},
     {"name":"sh_coord","order":14,"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_corner_erode","order":2,"path":"shaders/sh_corner_erode/sh_corner_erode.yy",},
+    {"name":"sh_corner_iterate","order":3,"path":"shaders/sh_corner_iterate/sh_corner_iterate.yy",},
     {"name":"sh_cross_section","order":17,"path":"shaders/sh_cross_section/sh_cross_section.yy",},
     {"name":"sh_curve_hsv","order":5,"path":"shaders/sh_curve_hsv/sh_curve_hsv.yy",},
     {"name":"sh_curve","order":3,"path":"shaders/sh_curve/sh_curve.yy",},

PixelComposer.yyp

@@ -1313,11 +1313,7 @@
     {"$GMIncludedFile":"","%Name":"Canvas.png","CopyToMask":-1,"filePath":"datafiles/data/Welcome files/Templates","name":"Canvas.png","resourceType":"GMIncludedFile","resourceVersion":"2.0",},
     {"$GMIncludedFile":"","%Name":"Canvas.pxc","CopyToMask":-1,"filePath":"datafiles/data/Welcome files/Templates","name":"Canvas.pxc","resourceType":"GMIncludedFile","resourceVersion":"2.0",},
     {"$GMIncludedFile":"","%Name":"Welcome files.zip","CopyToMask":-1,"filePath":"datafiles/data/Welcome files","name":"Welcome files.zip","resourceType":"GMIncludedFile","resourceVersion":"2.0",},
-    {"$GMIncludedFile":"","%Name":"dllcredits.txt","ConfigValues":{
-        "Itch":{
-          "CopyToMask":"0",
-        },
-      },"CopyToMask":0,"filePath":"datafiles","name":"dllcredits.txt","resourceType":"GMIncludedFile","resourceVersion":"2.0",},
+    {"$GMIncludedFile":"","%Name":"dllcredits.txt","ConfigValues":{"Itch":{"CopyToMask":"0",},},"CopyToMask":0,"filePath":"datafiles","name":"dllcredits.txt","resourceType":"GMIncludedFile","resourceVersion":"2.0",},
     {"$GMIncludedFile":"","%Name":"dlltest1.dll","CopyToMask":-1,"filePath":"datafiles","name":"dlltest1.dll","resourceType":"GMIncludedFile","resourceVersion":"2.0",},
     {"$GMIncludedFile":"","%Name":"ffmpeg.exe","CopyToMask":-1,"filePath":"datafiles/ffmpeg/bin","name":"ffmpeg.exe","resourceType":"GMIncludedFile","resourceVersion":"2.0",},
     {"$GMIncludedFile":"","%Name":"LICENSE","CopyToMask":-1,"filePath":"datafiles/ffmpeg","name":"LICENSE","resourceType":"GMIncludedFile","resourceVersion":"2.0",},
@@ -1336,11 +1332,7 @@
     {"$GMIncludedFile":"","%Name":"mf.dll","CopyToMask":-1,"filePath":"datafiles","name":"mf.dll","resourceType":"GMIncludedFile","resourceVersion":"2.0",},
     {"$GMIncludedFile":"","%Name":"mfcore.dll","CopyToMask":-1,"filePath":"datafiles","name":"mfcore.dll","resourceType":"GMIncludedFile","resourceVersion":"2.0",},
     {"$GMIncludedFile":"","%Name":"mfplat.dll","CopyToMask":-1,"filePath":"datafiles","name":"mfplat.dll","resourceType":"GMIncludedFile","resourceVersion":"2.0",},
-    {"$GMIncludedFile":"","%Name":"PixelComposer_profile-2.provisionprofile","ConfigValues":{
-        "Itch":{
-          "CopyToMask":"2",
-        },
-      },"CopyToMask":-1,"filePath":"datafiles","name":"PixelComposer_profile-2.provisionprofile","resourceType":"GMIncludedFile","resourceVersion":"2.0",},
+    {"$GMIncludedFile":"","%Name":"PixelComposer_profile-2.provisionprofile","ConfigValues":{"Itch":{"CopyToMask":"2",},},"CopyToMask":-1,"filePath":"datafiles","name":"PixelComposer_profile-2.provisionprofile","resourceType":"GMIncludedFile","resourceVersion":"2.0",},
     {"$GMIncludedFile":"","%Name":"data.win","CopyToMask":-1,"filePath":"datafiles/report","name":"data.win","resourceType":"GMIncludedFile","resourceVersion":"2.0",},
     {"$GMIncludedFile":"","%Name":"execute_shell_simple_ext_x64.dll","CopyToMask":-1,"filePath":"datafiles/report","name":"execute_shell_simple_ext_x64.dll","resourceType":"GMIncludedFile","resourceVersion":"2.0",},
     {"$GMIncludedFile":"","%Name":"options.ini","CopyToMask":-1,"filePath":"datafiles/report","name":"options.ini","resourceType":"GMIncludedFile","resourceVersion":"2.0",},
@@ -1984,6 +1976,7 @@
     {"id":{"name":"node_color_adjust","path":"scripts/node_color_adjust/node_color_adjust.yy",},},
     {"id":{"name":"node_color_data","path":"scripts/node_color_data/node_color_data.yy",},},
     {"id":{"name":"node_color_hsv","path":"scripts/node_color_hsv/node_color_hsv.yy",},},
+    {"id":{"name":"sh_corner_coord","path":"shaders/sh_corner_coord/sh_corner_coord.yy",},},
     {"id":{"name":"node_color_mix","path":"scripts/node_color_mix/node_color_mix.yy",},},
     {"id":{"name":"node_color_oklch","path":"scripts/node_color_oklch/node_color_oklch.yy",},},
     {"id":{"name":"node_color_remove","path":"scripts/node_color_remove/node_color_remove.yy",},},
@@ -3202,6 +3195,7 @@
     {"id":{"name":"s_filter_node_inspector","path":"sprites/s_filter_node_inspector/s_filter_node_inspector.yy",},},
     {"id":{"name":"s_filter_node","path":"sprites/s_filter_node/s_filter_node.yy",},},
     {"id":{"name":"s_filter","path":"sprites/s_filter/s_filter.yy",},},
+    {"id":{"name":"sh_corner_apply","path":"shaders/sh_corner_apply/sh_corner_apply.yy",},},
     {"id":{"name":"s_flare_type","path":"sprites/s_flare_type/s_flare_type.yy",},},
     {"id":{"name":"s_fx_pixel","path":"sprites/s_fx_pixel/s_fx_pixel.yy",},},
     {"id":{"name":"s_gamemaker","path":"sprites/s_gamemaker/s_gamemaker.yy",},},

scripts/node_checker/node_checker.gml

@@ -1,7 +1,8 @@
 #region
 	FN_NODE_CONTEXT_INVOKE {
 		addHotkey("Node_Checker", "Amount > Set", KEY_GROUP.numeric, MOD_KEY.none, function() /*=>*/ { PANEL_GRAPH_FOCUS_STR _n.inputs[1].setValue(toNumber(chr(keyboard_key))); });
-		addHotkey("Node_Checker", "Type > Toggle", "T", MOD_KEY.none, function() /*=>*/ { PANEL_GRAPH_FOCUS_STR _n.inputs[8].setValue((_n.inputs[8].getValue() + 1) % 3); });
+		addHotkey("Node_Checker", "Diagonal > Toggle", "D", MOD_KEY.none, function() /*=>*/ { PANEL_GRAPH_FOCUS_STR _n.inputs[9].setValue(!_n.inputs[9].getValue());          });
+		addHotkey("Node_Checker", "Type > Toggle",     "T", MOD_KEY.none, function() /*=>*/ { PANEL_GRAPH_FOCUS_STR _n.inputs[8].setValue((_n.inputs[8].getValue() + 1) % 3); });
 	});
 #endregion
 

scripts/node_corner/node_corner.gml

@@ -9,8 +9,8 @@ function Node_Corner(_x, _y, _group = noone) : Node_Processor(_x, _y, _group) co
 	
 	newInput(0, nodeValue_Surface("Surface In", self));
 	
-	newInput(1, nodeValue_Float("Radius", self, 2))
-		.setDisplay(VALUE_DISPLAY.slider, { range: [2, 16, 0.1] });
+	newInput(1, nodeValue_Int("Radius", self, 2))
+		.setDisplay(VALUE_DISPLAY.slider, { range: [1, 16, 0.1] });
 	
 	newInput(2, nodeValue_Surface("Mask", self));
 	
@@ -24,44 +24,68 @@ function Node_Corner(_x, _y, _group = noone) : Node_Processor(_x, _y, _group) co
 	
 	__init_mask_modifier(2); // inputs 6, 7
 	
+	newInput(8, nodeValue_Slider("Thershold", self, .5));
+	
 	input_display_list = [ 4, 5, 
 		["Surfaces", true], 0, 2, 3, 6, 7, 
-		["Corner",	false], 1,
+		["Corner",	false], 1, 8, 
 	]
 	
 	newOutput(0, nodeValue_Output("Surface Out", self, VALUE_TYPE.surface, noone));
 	
 	attribute_surface_depth();
+	attribute_oversample();
 	
-	static step = function() { #region
+	temp_surface = array_create(2);
+		
+	static step = function() {
 		__step_mask_modifier();
-	} #endregion
+	}
 	
 	static processData = function(_outSurf, _data, _output_index, _array_index) {
-		var wd = _data[1];
+		var _surf = _data[0];
+		var _rad  = _data[1];
+		var _thr  = _data[8];
 		
-		var temp = surface_create_valid(surface_get_width_safe(_data[0]), surface_get_height_safe(_data[0]), attrDepth());
+		var _sw = surface_get_width_safe(_surf);
+		var _sh = surface_get_height_safe(_surf);
+		var _dim = [ _sw, _sh ];
 		
-		surface_set_shader(temp, sh_corner_erode);
-			shader_set_f("dimension", [surface_get_width_safe(_data[0]), surface_get_height_safe(_data[0])]);
-			shader_set_f("size",      wd);
+		for( var i = 0, n = array_length(temp_surface); i < n; i++ ) {
+			temp_surface[i] = surface_verify(temp_surface[i], _sw, _sh); 
+			surface_clear(temp_surface[i]);
+		}
 		
-			draw_surface_safe(_data[0]);
+		surface_set_shader(temp_surface[0], sh_corner_coord);
+			draw_surface_safe(_surf);
 		surface_reset_shader();
 		
-		surface_set_shader(_outSurf, sh_corner);
-			shader_set_f("dimension", [surface_get_width_safe(_data[0]), surface_get_height_safe(_data[0])]);
-			shader_set_f("rad",       wd);
-			shader_set_surface("original", _data[0]);
+		var _itr = max(_sw, _sh) / 4;
+		var _bg  = 1;
 		
-			draw_surface_safe(temp);
+		repeat(_itr) {
+			surface_set_shader(temp_surface[_bg], sh_corner_iterate);
+				shader_set_2("dimension", _dim);
+				draw_surface_safe(temp_surface[!_bg]);
+			surface_reset_shader();
+			_bg = !_bg;
+		}
+		
+		var _sam = getAttribute("oversample");
+		
+		surface_set_shader(_outSurf, sh_corner_apply);
+			shader_set_2("dimension", _dim);
+			shader_set_f("radius",    _rad);
+			shader_set_f("thershold", _thr);
+			shader_set_surface("original", _surf);
+			shader_set_i("sampleMode", _sam);
+			
+			draw_surface_safe(temp_surface[!_bg]);
 		surface_reset_shader();
 		
-		surface_free(temp);
-		
 		__process_mask_modifier(_data);
-		_outSurf = mask_apply(_data[0], _outSurf, _data[2], _data[3]);
-		_outSurf = channel_apply(_data[0], _outSurf, _data[5]);
+		_outSurf = mask_apply(_surf, _outSurf, _data[2], _data[3]);
+		_outSurf = channel_apply(_surf, _outSurf, _data[5]);
 		
 		return _outSurf;
 	}

shaders/sh_corner/sh_corner.fsh

@@ -1,54 +1,6 @@
-//
-// Simple passthrough fragment shader
-//
 varying vec2 v_vTexcoord;
 varying vec4 v_vColour;
 
-uniform vec2 dimension;
-uniform float rad;
-uniform sampler2D original;
-
-#define TAU 6.283185307179586
-
 void main() {
-	vec2 pixelPosition = v_vTexcoord * dimension;
-	
-	gl_FragColor = texture2D( gm_BaseTexture, v_vTexcoord );
-	if(length(gl_FragColor.rgb) * gl_FragColor.a <= 0.) {
-		gl_FragColor.a = 1.;
-		return;
-	}
-	
-	float maxCorner = 0.;
-	float minDistance = rad;
-	
-	for(float i = rad; i >= 1.; i--) {
-		float base = 1.;
-		float top  = 0.;
-		for(float j = 0.; j <= 64.; j++) {
-			float ang = top / base * TAU;
-			top += 2.;
-			if(top >= base) {
-				top = 1.;
-				base *= 2.;
-			}
-			
-			vec2 pxs = (pixelPosition + vec2( cos(ang) * i,  sin(ang) * i)) / dimension;
-		
-			if(pxs.x < 0. || pxs.x > 1. || pxs.y < 0. || pxs.y > 1.)
-				continue;
-		
-			float corn = floor(texture2D( gm_BaseTexture, pxs).r * rad);
-		
-			if(corn >= maxCorner) {
-				maxCorner = corn;
-				minDistance = i;
-			}
-		}
-	}
-	
-	if(minDistance < maxCorner)
-		gl_FragColor = texture2D(original, v_vTexcoord);
-	else 
-		gl_FragColor = vec4(vec3(0.), 1.);
+	gl_FragColor = vec4(0., 0., 0., 1.);
 }

shaders/sh_corner_apply/sh_corner_apply.fsh

@@ -0,0 +1,51 @@
+#pragma use(sampler_simple)
+
+#region -- sampler_simple -- [1729740692.1417658]
+    uniform int  sampleMode;
+    
+    vec4 sampleTexture( sampler2D texture, vec2 pos) {
+        if(pos.x >= 0. && pos.y >= 0. && pos.x <= 1. && pos.y <= 1.)
+            return texture2D(texture, pos);
+        
+             if(sampleMode <= 1) return vec4(0.);
+        else if(sampleMode == 2) return texture2D(texture, clamp(pos, 0., 1.));
+        else if(sampleMode == 3) return texture2D(texture, fract(pos));
+        else if(sampleMode == 4) return vec4(vec3(0.), 1.);
+        
+        return vec4(0.);
+    }
+#endregion -- sampler_simple --
+
+varying vec2 v_vTexcoord;
+varying vec4 v_vColour;
+
+uniform vec2      dimension;
+uniform float     radius;
+uniform float     thershold;
+uniform sampler2D original;
+
+void main() {
+	gl_FragColor = vec4(0., 0., 0., 1.);
+	
+	vec4 cc = texture2D(gm_BaseTexture, v_vTexcoord);
+	if(cc.a == 0.) return;
+	
+	vec2 tx = 1. / dimension;
+	float kfill = 0.;
+	float ksize = 0.;
+	
+	for(float i = -16.; i <= 16.; i++)
+	for(float j = -16.; j <= 16.; j++) {
+		if(abs(i) > radius || abs(j) > radius) continue;
+		
+		vec4 samp = sampleTexture(gm_BaseTexture, v_vTexcoord + vec2(i, j) * tx);
+		ksize++;
+		
+		if(samp.rg != cc.rg) continue;
+		kfill += samp.a;
+	}
+	
+	bool isCorner = (kfill / ksize) < thershold;
+	
+	if(!isCorner) gl_FragColor = texture2D(original, v_vTexcoord);
+}

shaders/sh_corner_apply/sh_corner_apply.vsh

@@ -0,0 +1,14 @@
+attribute vec3 in_Position; // (x, y, z)
+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_corner_apply/sh_corner_apply.yy

@@ -0,0 +1,13 @@
+{
+  "$GMShader":"",
+  "%Name":"sh_corner_apply",
+  "name":"sh_corner_apply",
+  "parent":{
+    "name":"corner",
+    "path":"folders/nodes/data/filter/effects/corner.yy",
+  },
+  "resourceType":"GMShader",
+  "resourceVersion":"2.0",
+  "tags":[],
+  "type":1,
+}

shaders/sh_corner_coord/sh_corner_coord.fsh

@@ -0,0 +1,7 @@
+varying vec2 v_vTexcoord;
+varying vec4 v_vColour;
+
+void main() {
+	vec4 cc = texture2D(gm_BaseTexture, v_vTexcoord);
+	gl_FragColor = (cc.r + cc.g + cc.b) * cc.a / 3. > .5? vec4(v_vTexcoord, 0., 1.) : vec4(0.);
+}

shaders/sh_corner_coord/sh_corner_coord.vsh

@@ -0,0 +1,14 @@
+attribute vec3 in_Position; // (x, y, z)
+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_corner_coord/sh_corner_coord.yy

@@ -0,0 +1,13 @@
+{
+  "$GMShader":"",
+  "%Name":"sh_corner_coord",
+  "name":"sh_corner_coord",
+  "parent":{
+    "name":"corner",
+    "path":"folders/nodes/data/filter/effects/corner.yy",
+  },
+  "resourceType":"GMShader",
+  "resourceVersion":"2.0",
+  "tags":[],
+  "type":1,
+}

shaders/sh_corner_iterate/sh_corner_iterate.fsh

@@ -5,78 +5,45 @@ varying vec4 v_vColour;
 
 uniform vec2 dimension;
 
+vec2 min2(vec2 a, vec2 b) { return a.y < b.y? a : (a.x < b.x? a : b); }
+
 void main() {
 	vec2  tx = 1. / dimension;
 	vec4  cc = texture2D( gm_BaseTexture, v_vTexcoord );
-	float hh = cc.r;
 	
-	if(hh == 0.) {
-		gl_FragColor = vec4(vec3(0.), 1.);
-		return;
-	}
+	gl_FragColor = vec4(0.);
+	if(cc.a == 0.) return;
 	
-	vec2 px, mn = cc.yz;
 	vec4 ss;
+	vec2 cx = cc.xy;
 	
-	for(float i = 1.; i < SPAN; i++) {
-		px = v_vTexcoord + vec2(i * tx.x, 0.);
-		ss = texture2D( gm_BaseTexture, px );
+	for(float i = 1.; i <= SPAN; i++) {
+		ss = texture2D( gm_BaseTexture, v_vTexcoord + vec2(i * tx.x, 0.) );
+		if(ss.a == 0.) break;
 		
-		if(ss.r == 0.) break;
-		
-		if(ss.r > hh) {
-			hh = ss.r; 
-			mn = ss.yz;
-		} else if(ss.r == hh) {
-			if(distance(v_vTexcoord, ss.yz) < distance(v_vTexcoord, mn))
-				mn = ss.yz; 
-		}
+		cx = min(cx, ss.xy);
 	}
 	
-	for(float i = 1.; i < SPAN; i++) {
-		px = v_vTexcoord - vec2(i * tx.x, 0.);
-		ss = texture2D( gm_BaseTexture, px );
+	for(float i = 1.; i <= SPAN; i++) {
+		ss = texture2D( gm_BaseTexture, v_vTexcoord - vec2(i * tx.x, 0.) );
+		if(ss.a == 0.) break;
 		
-		if(ss.r == 0.) break;
-		
-		if(ss.r > hh) {
-			hh = ss.r; 
-			mn = ss.yz;
-		} else if(ss.r == hh) {
-			if(distance(v_vTexcoord, ss.yz) < distance(v_vTexcoord, mn))
-				mn = ss.yz; 
-		}
+		cx = min(cx, ss.xy);
 	}
 	
-	for(float i = 1.; i < SPAN; i++) {
-		px = v_vTexcoord + vec2(0., i * tx.y);
-		ss = texture2D( gm_BaseTexture, px );
+	for(float i = 1.; i <= SPAN; i++) {
+		ss = texture2D( gm_BaseTexture, v_vTexcoord + vec2(0., i * tx.y) );
+		if(ss.a == 0.) break;
 		
-		if(ss.r == 0.) break;
-		
-		if(ss.r > hh) {
-			hh = ss.r; 
-			mn = ss.yz;
-		} else if(ss.r == hh) {
-			if(distance(v_vTexcoord, ss.yz) < distance(v_vTexcoord, mn))
-				mn = ss.yz; 
-		}
+		cx = min(cx, ss.xy);
 	}
 	
-	for(float i = 1.; i < SPAN; i++) {
-		px = v_vTexcoord - vec2(0., i * tx.y);
-		ss = texture2D( gm_BaseTexture, px );
+	for(float i = 1.; i <= SPAN; i++) {
+		ss = texture2D( gm_BaseTexture, v_vTexcoord - vec2(0., i * tx.y) );
+		if(ss.a == 0.) break;
 		
-		if(ss.r == 0.) break;
-		
-		if(ss.r > hh) {
-			hh = ss.r; 
-			mn = ss.yz;
-		} else if(ss.r == hh) {
-			if(distance(v_vTexcoord, ss.yz) < distance(v_vTexcoord, mn))
-				mn = ss.yz; 
-		}
+		cx = min(cx, ss.xy);
 	}
 	
-	gl_FragColor = vec4(hh, mn, 1.);
+	gl_FragColor = vec4(cx, 0., 1.);
 }

shaders/sh_zigzag/sh_zigzag.fsh

@@ -32,7 +32,8 @@ void main() {
 		ang = radians(ang);
 	#endregion
 	
-	vec2 ntx     = v_vTexcoord * vec2(1., dimension.y / dimension.x);
+	vec2 vtx     = floor(v_vTexcoord * dimension) / dimension;
+	vec2 ntx     = vtx * vec2(1., dimension.y / dimension.x);
 	vec2 pos     = ntx - position;
 	float _cell  = 1. / (amo * 2.); 
 	pos.y -= _cell / 2.;