Fix precision

Author: dy

fill-vert.glsl

@@ -14,10 +14,10 @@ const float MAX_LINES = 256.;
 void main() {
 	float depth = (MAX_LINES - 4. - id) / (MAX_LINES);
 
-	vec2 position = position * scale
-       + positionFract * scale
-       + position * scaleFract + translate
-       + positionFract * scaleFract + translateFract;
+	vec2 position = position * scale + translate
+       + positionFract * scale + translateFract
+       + position * scaleFract
+       + positionFract * scaleFract;
 
 	gl_Position = vec4(position * 2.0 - 1.0, depth, 1);
 

rect-vert.glsl

@@ -14,10 +14,11 @@ varying vec2 tangent;
 const float MAX_LINES = 256.;
 
 vec2 project(vec2 position, vec2 positionFract, vec2 scale, vec2 scaleFract, vec2 translate, vec2 translateFract) {
-  return position * scale
-       + positionFract * scale
-       + position * scaleFract + translate
-       + positionFract * scaleFract + translateFract;
+	// the order is important
+	return position * scale + translate
+       + positionFract * scale + translateFract
+       + position * scaleFract
+       + positionFract * scaleFract;
 }
 
 void main() {

test.js

@@ -199,7 +199,7 @@ t('closed path', t => {
   t.end()
 })
 
-t.only('time case', t => {
+t('time case', t => {
   batch.push({
     type: 'rect',
     positions: [25741380000,1293840000000,25741380001,1293926400000,25741380002,1294012800000,25741380003,1294099200000,25741380004,1294185600000,1477434180000,1294272000000,1477434180001,1294358400000,1477434180002,1294444800000,1477434180003,1294531200000,1477434180004,1294617600000],