1 files changed, 6 insertions, 10 deletions
diff --git a/res/effectlib/customMaterial.glsllib b/res/effectlib/customMaterial.glsllib
index 83756ec..9f7ae77 100644
--- a/res/effectlib/customMaterial.glsllib
+++ b/res/effectlib/customMaterial.glsllib
@@ -31,23 +31,19 @@
 #ifndef CUSTOM_MATERIAL_GLSLLIB
 #define CUSTOM_MATERIAL_GLSLLIB 1
 
-vec4 getTransformedSample(sampler2D sampler, vec2 coord, vec3 transformU, vec3 transformV)
-{
-    const vec3 coord3 = vec3(coord, 1.0);
-    return texture(sampler, vec2(dot(transformU, coord3), dot(transformV, coord3)));
-}
-
 #define SNAPPER_SAMPLER2D(samplerName, samplerNiceName, texFilter, texWrap, showUI ) \
     uniform sampler2D samplerName; \
     uniform vec3 samplerName##TransformU; \
     uniform vec3 samplerName##TransformV; \
-    vec4 samplerName##Transformed(vec2 coord) \
+    vec3 texcoordTransformed_##samplerName(vec3 coord) \
+    {   \
+        return vec3(dot(samplerName##TransformU, coord), dot(samplerName##TransformV, coord), coord.z); \
+    }   \
+    vec4 sampleTransformed_##samplerName(vec3 coord) \
     {   \
-        return getTransformedSample(samplerName, coord, samplerName##TransformU, samplerName##TransformV); \
+        return texture(samplerName, texcoordTransformed_##samplerName(coord).xy); \
     }
 
-
-
 // some useful defines
 #ifndef PI
 #define PI          3.14159265358979