Updated shader source to set precision explicitly

[platform/core/uifw/dali-toolkit.git] / optional / dali-toolkit / public-api / shader-effects / swirl-effect.cpp

diff --git a/optional/dali-toolkit/public-api/shader-effects/swirl-effect.cpp b/optional/dali-toolkit/public-api/shader-effects/swirl-effect.cpp
index 13b2333..67cf84d 100644 (file)
--- a/optional/dali-toolkit/public-api/shader-effects/swirl-effect.cpp
+++ b/optional/dali-toolkit/public-api/shader-effects/swirl-effect.cpp
@@ -1,18 +1,19 @@
-//
-// Copyright (c) 2014 Samsung Electronics Co., Ltd.
-//
-// Licensed under the Flora License, Version 1.0 (the License);
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://floralicense.org/license/
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an AS IS BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-//
+/*
+ * Copyright (c) 2014 Samsung Electronics Co., Ltd.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ */
 
 #include <dali-toolkit/public-api/shader-effects/swirl-effect.h>
 
@@ -50,21 +51,21 @@ SwirlEffect SwirlEffect::New(bool warp)
 {
   // append the default version
   std::string fragmentShader(
-      "uniform vec2  uTextureSize;\n"
-      "uniform float uRadius;\n"
-      "uniform float uAngle;\n"
-      "uniform vec2  uCenter;\n"
+      "uniform mediump vec2  uTextureSize;\n"
+      "uniform highp float uRadius;\n"
+      "uniform highp float uAngle;\n"
+      "uniform mediump vec2  uCenter;\n"
       "void main()\n"
       "{\n"
-      "  vec2 textureCenter = (sTextureRect.xy + sTextureRect.zw) * 0.5;\n"
+      "  highp vec2 textureCenter = (sTextureRect.xy + sTextureRect.zw) * 0.5;\n"
       "  textureCenter = vTexCoord.st - textureCenter;\n"
-      "  float distance = length(textureCenter);\n"
+      "  highp float distance = length(textureCenter);\n"
       "  if (distance >= uRadius)\n"
       "     discard;\n"
-      "  float percent = (uRadius - distance) / uRadius;\n"
-      "  float theta = percent * percent * uAngle * 4.0;\n"
-      "  float sinTheta = sin(theta);\n"
-      "  float cosTheta = cos(theta);\n" );
+      "  highp float percent = (uRadius - distance) / uRadius;\n"
+      "  highp float theta = percent * percent * uAngle * 4.0;\n"
+      "  highp float sinTheta = sin(theta);\n"
+      "  highp float cosTheta = cos(theta);\n" );
       // if warp, loose the sign from sin
   if( warp )
   {