Fix compile error. Non initialized variable.

[platform/core/uifw/dali-toolkit.git] / dali-toolkit / internal / controls / bubble-effect / bubble-effect.h

diff --git a/dali-toolkit/internal/controls/bubble-effect/bubble-effect.h b/dali-toolkit/internal/controls/bubble-effect/bubble-effect.h
index 5f35d20..65b485f 100644 (file)
--- a/dali-toolkit/internal/controls/bubble-effect/bubble-effect.h
+++ b/dali-toolkit/internal/controls/bubble-effect/bubble-effect.h
@@ -1,8 +1,8 @@
-#ifndef __DALI_TOOLKIT_INTERNAL_BUBBLE_EFFECT_H_
-#define __DALI_TOOLKIT_INTERNAL_BUBBLE_EFFECT_H_
+#ifndef DALI_TOOLKIT_INTERNAL_BUBBLE_EFFECT_H
+#define DALI_TOOLKIT_INTERNAL_BUBBLE_EFFECT_H
 
 /*
- * Copyright (c) 2015 Samsung Electronics Co., Ltd.
+ * Copyright (c) 2016 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.
@@ -20,7 +20,7 @@
 
 // EXTERNAL INCLUDES
 #include <sstream>
-#include <dali/public-api/shader-effects/shader.h>
+#include <dali/public-api/rendering/shader.h>
 
 namespace Dali
 {
@@ -32,7 +32,7 @@ namespace Internal
 {
 
 /**
- * Create the shader to be used by the material
+ * Create the shader to be used by the renderer
  * @param[in] numberOfBubble How many groups of uniforms are used to control the bubble movement.
  * @return A handle to the newly created shader.
  */
@@ -48,14 +48,14 @@ inline Shader CreateBubbleShader( unsigned int numBubble )
   uniform mediump float uGravity;\n
   // xy: the emit position of the bubble; zw: the destination of the bubble.
   // The bubble is moving from (xy) to (zw plus the y drop influenced by gravity).
-  uniform vec4 uStartAndEndPos[NUMBER_OF_BUBBLE];\n
+  uniform vec4 uStartEndPosition[NUMBER_OF_BUBBLE];\n
   // The undergoing percentage of the bubble movement. 0.0: start from emit position, 1.0: reach the destination
   uniform float uPercentage[NUMBER_OF_BUBBLE];\n
   uniform vec2 uInvertedMovementArea;\n
   // The bubble number is restricted by the available uniform num.
-  // To increase the displayed bubble, every uStartAndEndPos and uPercentage uniform is applied to a small bunch of bubbles (9 here)
+  // To increase the displayed bubble, every uStartEndPosition and uPercentage uniform is applied to a small bunch of bubbles (9 here)
   // The offset defines the random offset between bubbles within the bunch.
-  uniform vec2 offset[9];\n
+  uniform vec2 uOffset[9];\n
   // This uniform is used to change the bubble size during running time
   uniform float uDynamicScale;\n
   varying float vPercentage;\n
@@ -67,7 +67,7 @@ inline Shader CreateBubbleShader( unsigned int numBubble )
     int index = int(aIndex); \n
     //for some i between 0 ~ NUMBER_OF_BUBBLE-1: i,i+NUMBER_OF_BUBBLE, i+NUMBER_OF_BUBBLE*2, ... (up to i+NUMBER_OF_BUBBLE*8) belongs to the same bunch.
     int groupIdx = index / NUMBER_OF_BUBBLE;\n
-    // The bubbles within the same bunch applies the same uniforms uStartAndEndPos[idx] & uPercentage[idx]
+    // The bubbles within the same bunch applies the same uniforms uStartEndPosition[idx] & uPercentage[idx]
     int idx = index - groupIdx*NUMBER_OF_BUBBLE;\n
     float percentage = uPercentage[idx];
     // early out if uPercentage is (zero || one) setting position to zero (zero sized triangles)
@@ -76,9 +76,9 @@ inline Shader CreateBubbleShader( unsigned int numBubble )
       gl_Position = vec4(0.0);\n
       return;\n
     }\n
-    vec4 startAndEnd = uStartAndEndPos[idx];\n
+    vec4 startAndEnd = uStartEndPosition[idx];\n
     // The final position is added up different offset for bubbles
-    startAndEnd.zw += offset[groupIdx];\n
+    startAndEnd.zw += uOffset[groupIdx];\n
     \n
     // increase the bubble size from 0% to 100% during the first 1/5 of movement & apply the dynamic scale
     // the new xy value containes both the new scale and new bubble position
@@ -92,7 +92,7 @@ inline Shader CreateBubbleShader( unsigned int numBubble )
     vTexCoord = aTexCoord;\n
     vPercentage = percentage;\n
     // Use the emit position color for the bubble
-    vEffectTexCoord = startAndEnd.xy * uInvertedMovementArea;\n
+    vEffectTexCoord = startAndEnd.xy * uInvertedMovementArea + vec2(0.5);\n
   }\n
   );
 
@@ -108,7 +108,7 @@ inline Shader CreateBubbleShader( unsigned int numBubble )
   {\n
     // Get the emit pisition color, and Mix with the actor color
     mediump vec4 fragColor = texture2D(sBackground, vEffectTexCoord)*uColor;\n
-    // Apply the shape defined by the texture contained in the material
+    // Apply the shape defined by the texture contained sBubbleShape
     // And make the opacity being 0.7, and animate from 0.7 to 0 during the last 1/3 of movement
     fragColor.a  *= texture2D(sBubbleShape, vTexCoord).a * ( 2.1 - max( vPercentage*2.1, 1.4 ) );\n
     gl_FragColor = fragColor;\n
@@ -128,4 +128,4 @@ inline Shader CreateBubbleShader( unsigned int numBubble )
 } // namespace Toolkit
 
 } // namespace Dali
-#endif /* __DALI_TOOLKIT_INTERNAL_BUBBLE_EFFECT_H_ */
+#endif // DALI_TOOLKIT_INTERNAL_BUBBLE_EFFECT_H