utils/material.ts

@@ -54,10 +54,12 @@ const m_onBeforeCompile = (shader) => {
 
     // Изменяем вершинный шейдер
     shader.vertexShader = `
+        varying float vDistance;
         ${shader.vertexShader}
     `.replace(
         `#include <begin_vertex>`,
         `#include <begin_vertex>
+        vDistance = length(position
         `
     );
 
@@ -66,6 +68,7 @@ const m_onBeforeCompile = (shader) => {
         uniform vec2 u_resolution;
         uniform vec2 u_mouse;
         uniform float u_time;
+        varying float vDistance;
         float random (in float x) {
             return fract(sin(x)*1e4);
         }
@@ -108,7 +111,7 @@ const m_onBeforeCompile = (shader) => {
             #include <normal_fragment_begin>
     
             // vec2 normal_st = gl_FragCoord.xy/vec2(u_resolution);
-            vec2 normal_st = gl_PointCoord.xy/vec2(u_resolution);
+            vec2 normal_st = vec2(vDistance, vDistance)/vec2(u_resolution);
             vec3 normal_pos = vec3(normal_st*5.0,1.0*0.5);
             vec3 normal_noise = vec3(noise(normal_pos));
 
@@ -120,7 +123,7 @@ const m_onBeforeCompile = (shader) => {
             `#include <dithering_fragment>`,
             `#include <dithering_fragment>
 
-            vec2 st = gl_FragCoord.xy/vec2(u_resolution);
+            vec2 st = vDistance/vec2(u_resolution);
             
             vec3 pos = vec3(st*5.0,1.0*0.5);