fix noise (#4031)

fabricjs · Jun 23, 2017 · efc2a21 · efc2a21
1 parent f99b0d7
commit efc2a21
Show file tree

Hide file tree

Showing 2 changed files with 3 additions and 2 deletions.
diff --git a/src/filters/blendcolor_filter.class.js b/src/filters/blendcolor_filter.class.js
@@ -276,6 +276,7 @@
      */
     toObject: function() {
       return {
+        type: this.type,
         color: this.color,
         mode: this.mode,
         alpha: this.alpha

diff --git a/src/filters/noise_filter.class.js b/src/filters/noise_filter.class.js
@@ -36,7 +36,7 @@
      */
     fragmentSource: 'precision highp float;\n' +
       'uniform sampler2D uTexture;\n' +
-      'uniform float uHeight;\n' +
+      'uniform float uStepH;\n' +
       'uniform float uNoise;\n' +
       'uniform float uSeed;\n' +
       'varying vec2 vTexCoord;\n' +
@@ -45,7 +45,7 @@
       '}\n' +
       'void main() {\n' +
         'vec4 color = texture2D(uTexture, vTexCoord);\n' +
-        'color.rgb += (0.5 - rand(vTexCoord, uSeed, uHeight / 10.0)) * uNoise;\n' +
+        'color.rgb += (0.5 - rand(vTexCoord, uSeed, 0.1 / uStepH)) * uNoise;\n' +
         'gl_FragColor = color;\n' +
       '}',