Update the custom shader effects to resize the geometry

[platform/core/uifw/dali-toolkit.git] / dali-toolkit / devel-api / shader-effects / iris-effect.h

diff --git a/dali-toolkit/devel-api/shader-effects/iris-effect.h b/dali-toolkit/devel-api/shader-effects/iris-effect.h
index 8e80322..48e6f11 100644 (file)
--- a/dali-toolkit/devel-api/shader-effects/iris-effect.h
+++ b/dali-toolkit/devel-api/shader-effects/iris-effect.h
@@ -55,11 +55,11 @@ inline ShaderEffect CreateIrisEffect()
       "\n"
       "void main()\n"
       "{\n"
-      "    mediump vec4 world = uModelView * vec4(aPosition,1.0);\n"
+      "    mediump vec4 world = uModelView * vec4(aPosition*uSize.xy, 0.0, 1.0);\n"
       "    gl_Position = uProjection * world;\n"
       "    \n"
-      "    vTexCoord = aTexCoord;\n"
-      "    vRelativePosition = aTexCoord - uCenter;\n"
+      "    vTexCoord = mix( uTextureRect.xy, uTextureRect.zw, aPosition + vec2(0.5) );;\n"
+      "    vRelativePosition = vTexCoord - uCenter;\n"
       "}\n");
 
   std::string fragmentShader(
@@ -78,7 +78,6 @@ inline ShaderEffect CreateIrisEffect()
   Dali::ShaderEffect shaderEffect =  Dali::ShaderEffect::New(
       vertexShader,
       fragmentShader,
-      GeometryType( GEOMETRY_TYPE_IMAGE ),
       ShaderEffect::GeometryHints( ShaderEffect::HINT_BLENDING ));
 
   shaderEffect.SetUniform( "uRadius", 0.0f );