From 843548a39509ddc861eb08884fb35b99044d229a Mon Sep 17 00:00:00 2001
From: "Eunki, Hong" <eunkiki.hong@samsung.com>
Date: Mon, 22 Nov 2021 18:09:18 +0900
Subject: [PATCH] [Tizen] Remove return; statement at fragment shader

Some graphic driver doesn't support return statement at fragment shader's main.
This patch just avoid that case with same logic

Change-Id: I54ea6c9a880c8a8e64bc1128cc94856210face06
Signed-off-by: Eunki, Hong <eunkiki.hong@samsung.com>
---
 .../graphics/shaders/color-visual-shader.frag       | 21 +++++++++++++--------
 .../graphics/shaders/gradient-visual-shader.frag    | 17 +++++++++++------
 .../graphics/shaders/image-visual-shader.frag       | 19 ++++++++++++-------
 3 files changed, 36 insertions(+), 21 deletions(-)

diff --git a/dali-toolkit/internal/graphics/shaders/color-visual-shader.frag b/dali-toolkit/internal/graphics/shaders/color-visual-shader.frag
index 3e3d19d..33202a2 100644
--- a/dali-toolkit/internal/graphics/shaders/color-visual-shader.frag
+++ b/dali-toolkit/internal/graphics/shaders/color-visual-shader.frag
@@ -273,21 +273,26 @@ void main()
   if(abs(vPosition.x) < vOptRectSize.x && abs(vPosition.y) < vOptRectSize.y)
   {
     OUT_COLOR = targetColor;
-    return;
   }
-  PreprocessPotential();
+  else
+  {
+    PreprocessPotential();
 #endif
 
 #if !IS_REQUIRED_BLUR && IS_REQUIRED_BORDERLINE
-  targetColor = convertBorderlineColor(targetColor);
+    targetColor = convertBorderlineColor(targetColor);
 #endif
-  OUT_COLOR = targetColor;
+    OUT_COLOR = targetColor;
 
 #if IS_REQUIRED_BLUR
-  mediump float opacity = calculateBlurOpacity();
-  OUT_COLOR.a *= opacity;
+    mediump float opacity = calculateBlurOpacity();
+    OUT_COLOR.a *= opacity;
 #elif IS_REQUIRED_ROUNDED_CORNER
-  mediump float opacity = calculateCornerOpacity();
-  OUT_COLOR.a *= opacity;
+    mediump float opacity = calculateCornerOpacity();
+    OUT_COLOR.a *= opacity;
+#endif
+
+#if IS_REQUIRED_BLUR || IS_REQUIRED_ROUNDED_CORNER || IS_REQUIRED_BORDERLINE
+  }
 #endif
 }
diff --git a/dali-toolkit/internal/graphics/shaders/gradient-visual-shader.frag b/dali-toolkit/internal/graphics/shaders/gradient-visual-shader.frag
index 80090f8..a30bf5e 100644
--- a/dali-toolkit/internal/graphics/shaders/gradient-visual-shader.frag
+++ b/dali-toolkit/internal/graphics/shaders/gradient-visual-shader.frag
@@ -207,18 +207,23 @@ void main()
   if(abs(vPosition.x) < vOptRectSize.x && abs(vPosition.y) < vOptRectSize.y)
   {
     OUT_COLOR = textureColor;
-    return;
   }
-  PreprocessPotential();
+  else
+  {
+    PreprocessPotential();
 #endif
 
 #if IS_REQUIRED_BORDERLINE
-  textureColor = convertBorderlineColor(textureColor);
+    textureColor = convertBorderlineColor(textureColor);
 #endif
-  OUT_COLOR = textureColor;
+    OUT_COLOR = textureColor;
 
 #if IS_REQUIRED_ROUNDED_CORNER
-  mediump float opacity = calculateCornerOpacity();
-  OUT_COLOR *= opacity;
+    mediump float opacity = calculateCornerOpacity();
+    OUT_COLOR *= opacity;
+#endif
+
+#if IS_REQUIRED_ROUNDED_CORNER || IS_REQUIRED_BORDERLINE
+  }
 #endif
 }
diff --git a/dali-toolkit/internal/graphics/shaders/image-visual-shader.frag b/dali-toolkit/internal/graphics/shaders/image-visual-shader.frag
index 37f080f..703c649 100644
--- a/dali-toolkit/internal/graphics/shaders/image-visual-shader.frag
+++ b/dali-toolkit/internal/graphics/shaders/image-visual-shader.frag
@@ -233,19 +233,24 @@ void main()
   if(abs(vPosition.x) < vOptRectSize.x && abs(vPosition.y) < vOptRectSize.y)
   {
     OUT_COLOR = textureColor;
-    return;
   }
-  PreprocessPotential();
+  else
+  {
+    PreprocessPotential();
 #endif
 
 #if IS_REQUIRED_BORDERLINE
-  textureColor = convertBorderlineColor(textureColor);
+    textureColor = convertBorderlineColor(textureColor);
 #endif
-  OUT_COLOR = textureColor;
+    OUT_COLOR = textureColor;
 
 #if IS_REQUIRED_ROUNDED_CORNER
-  mediump float opacity = calculateCornerOpacity();
-  OUT_COLOR.a *= opacity;
-  OUT_COLOR.rgb *= mix(1.0, opacity, preMultipliedAlpha);
+    mediump float opacity = calculateCornerOpacity();
+    OUT_COLOR.a *= opacity;
+    OUT_COLOR.rgb *= mix(1.0, opacity, preMultipliedAlpha);
+#endif
+
+#if IS_REQUIRED_ROUNDED_CORNER || IS_REQUIRED_BORDERLINE
+  }
 #endif
 }
-- 
2.7.4