From 4c43951e70aaa2e7265d3b3f3c4964c048b9328d Mon Sep 17 00:00:00 2001
From: Hop311 <hop3114@gmail.com>
Date: Thu, 10 Aug 2023 12:00:54 +0100
Subject: PieChart data and image now come from c++ layer

---
 game/src/Game/Theme/PieChart/PieChart.gdshader | 87 --------------------------
 1 file changed, 87 deletions(-)
 delete mode 100644 game/src/Game/Theme/PieChart/PieChart.gdshader

(limited to 'game/src/Game/Theme/PieChart/PieChart.gdshader')

diff --git a/game/src/Game/Theme/PieChart/PieChart.gdshader b/game/src/Game/Theme/PieChart/PieChart.gdshader
deleted file mode 100644
index 1707b3d..0000000
--- a/game/src/Game/Theme/PieChart/PieChart.gdshader
+++ /dev/null
@@ -1,87 +0,0 @@
-shader_type canvas_item;
-
-// The center in UV coordinates, which will always
-//be 0.5, the actual radius will be controlled by the control node
-//const vec2 center = vec2(0.5,0.5);
-uniform float radius = 0.4;
-
-//shadow
-uniform vec2 shadow_displacement = vec2(0.75,0.75);
-uniform float shadow_tightness = 10;
-uniform float shadow_radius = 0.7;
-uniform float shadow_thickness = 1.0;
-
-// Control of the slices
-uniform float stopAngles[5];
-uniform vec3 colours[5];
-
-// Trim
-uniform vec3 trim_colour;
-uniform float trim_size = 0.05;
-
-// The center is spotlighted by the gradient,
-//control its size and falloff with these
-uniform float gradient_falloff = 3.6;
-uniform float gradient_base = 3.1;
-
-// control whether this is a donut instead of a pie chart
-uniform bool donut = false;
-uniform bool donut_inner_trim = false;
-uniform float donut_inner_radius = 0.15;
-
-// get the polar coordinates of a pixel relative to the center
-vec2 getPolar(vec2 UVin, vec2 center){
-	vec2 relcoord = (UVin-center);
-	float dist = length(relcoord);
-	float theta = PI/2.0 + atan((relcoord.y)/(relcoord.x));
-	if(UVin.x < 0.5){
-		theta += PI;
-	}
-	return vec2(dist,theta);
-}
-
-// from thebookofshaders, returns a gradient falloff
-float parabola( float base, float x, float k ){
-    return pow( base*x*(1.0-x), k );
-}
-
-float parabola_shadow(float base, float x){
-	return base*x*x;
-}
-
-void fragment() {
-	vec2 coords = getPolar(UV,vec2(0.5,0.5));
-	float dist = coords.x;
-	float theta = coords.y;
-
-	vec2 shadow_polar = getPolar(UV,vec2(0.0+shadow_displacement.x,0.0+shadow_displacement.y));
-	float shadow_peak = radius+(radius-donut_inner_radius)/2.0;
-	float shadow_gradient = shadow_thickness+parabola_shadow(shadow_tightness*-10.0,shadow_polar.x+shadow_peak-shadow_radius);
-	
-	// inner hole of the donut => make it transparent
-	if(donut && dist <= donut_inner_radius){
-		COLOR = vec4(0.1,0.1,0.1,shadow_gradient);
-	}
-	// inner trim
-	else if(donut && donut_inner_trim && dist <= donut_inner_radius + trim_size){
-		COLOR = vec4(trim_colour,1.0);
-	}
-	// interior
-	else if(dist <= radius-trim_size){ 
-		for(int i=0;i<stopAngles.length();i++){
-			if(theta <= stopAngles[i]){
-				float gradient = parabola(gradient_base,dist,gradient_falloff);
-				COLOR = vec4(colours[i]*(1.0-gradient),1.0);
-				break;
-			}
-		}
-	}
-	// outer trim
-	else if(dist <= radius){ 
-		COLOR = vec4(trim_colour,1.0);
-	}
-	//outside the circle
-	else{
-		COLOR = vec4(0.1,0.1,0.1,shadow_gradient);
-	}
-}
\ No newline at end of file
-- 
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