From 9f41deb164df0f24214d669aaaeda4ec8c7e2de2 Mon Sep 17 00:00:00 2001
From: Relintai <relintai@protonmail.com>
Date: Tue, 5 Oct 2021 11:54:16 +0200
Subject: [PATCH] Added the current shader code from material maker as a
 comment to shapes.

---
 .../mat_maker_gd/nodes/common/shapes.gd       | 32 +++++++++++++++++++
 1 file changed, 32 insertions(+)

diff --git a/game/addons/mat_maker_gd/nodes/common/shapes.gd b/game/addons/mat_maker_gd/nodes/common/shapes.gd
index 3775a810..20263b1a 100644
--- a/game/addons/mat_maker_gd/nodes/common/shapes.gd
+++ b/game/addons/mat_maker_gd/nodes/common/shapes.gd
@@ -3,6 +3,12 @@ extends Reference
 
 const Commons = preload("res://addons/mat_maker_gd/nodes/common/commons.gd")
 
+#float shape_circle(vec2 uv, float sides, float size, float edge) {  
+#	uv = 2.0*uv-1.0;edge = max(edge, 1.0e-8); 
+#	float distance = length(uv);  
+#	return clamp((1.0-distance/size)/edge, 0.0, 1.0);
+#}
+
 static func shape_circle(uv : Vector2, sides : float, size : float, edge : float) -> float:
 	uv.x = 2.0 * uv.x - 1.0
 	uv.y = 2.0 * uv.y - 1.0
@@ -13,6 +19,13 @@ static func shape_circle(uv : Vector2, sides : float, size : float, edge : float
 	
 	return clamp((1.0 - distance / size) / edge, 0.0, 1.0)
 
+#float shape_polygon(vec2 uv, float sides, float size, float edge) {  
+#	uv = 2.0*uv-1.0;edge = max(edge, 1.0e-8);  
+#	float angle = atan(uv.x, uv.y)+3.14159265359;  
+#	float slice = 6.28318530718/sides;  
+#	return clamp((1.0-(cos(floor(0.5+angle/slice)*slice-angle)*length(uv))/size)/edge, 0.0, 1.0);
+#}
+
 static func shape_polygon(uv : Vector2, sides : float, size : float, edge : float) -> float:
 	uv.x = 2.0 * uv.x - 1.0
 	uv.y = 2.0 * uv.y - 1.0
@@ -27,6 +40,13 @@ static func shape_polygon(uv : Vector2, sides : float, size : float, edge : floa
 	
 	return clamp((size - cos(floor(0.5 + angle / slice) * slice - angle) * uv.length()) / (edge * size), 0.0, 1.0)
 
+#float shape_star(vec2 uv, float sides, float size, float edge) {  
+#	uv = 2.0*uv-1.0;edge = max(edge, 1.0e-8);  
+#	float angle = atan(uv.x, uv.y);  
+#	float slice = 6.28318530718/sides;  
+#	return clamp((1.0-(cos(floor(angle*sides/6.28318530718-0.5+2.0*step(fract(angle*sides/6.28318530718), 0.5))*slice-angle)*length(uv))/size)/edge, 0.0, 1.0);
+#}
+
 static func shape_star(uv : Vector2, sides : float, size : float, edge : float) -> float:
 	uv.x = 2.0 * uv.x - 1.0
 	uv.y = 2.0 * uv.y - 1.0
@@ -41,6 +61,13 @@ static func shape_star(uv : Vector2, sides : float, size : float, edge : float)
 	
 	return clamp((size - cos(floor(1.5 + angle / slice - 2.0 * Commons.step(0.5 * slice, Commons.modf(angle, slice))) * slice - angle) * uv.length()) / (edge * size), 0.0, 1.0);
 
+#float shape_curved_star(vec2 uv, float sides, float size, float edge) {
+#	uv = 2.0*uv-1.0;edge = max(edge, 1.0e-8);
+#	float angle = 2.0*(atan(uv.x, uv.y)+3.14159265359);
+#	float slice = 6.28318530718/sides;
+#	return clamp((1.0-cos(floor(0.5+0.5*angle/slice)*2.0*slice-angle)*length(uv)/size)/edge, 0.0, 1.0);
+#}
+
 static func shape_curved_star(uv : Vector2, sides : float, size : float, edge : float) -> float:
 	uv.x = 2.0 * uv.x - 1.0
 	uv.y = 2.0 * uv.y - 1.0
@@ -55,6 +82,11 @@ static func shape_curved_star(uv : Vector2, sides : float, size : float, edge :
 	
 	return clamp((size - cos(floor(0.5 + 0.5 * angle / slice) * 2.0 * slice - angle) * uv.length())/(edge * size), 0.0, 1.0);
 
+#float shape_rays(vec2 uv, float sides, float size, float edge) {  
+#	uv = 2.0*uv-1.0;edge = 0.5*max(edge, 1.0e-8)*size;float slice = 6.28318530718/sides;  
+#	float angle = mod(atan(uv.x, uv.y)+3.14159265359, slice)/slice;  
+#	return clamp(min((size-angle)/edge, angle/edge), 0.0, 1.0);
+#}
 
 static func shape_rays(uv : Vector2, sides : float, size : float, edge : float) -> float: