Added position and size to Visuals

[platform/core/uifw/dali-toolkit.git] / dali-toolkit / internal / visuals / color / color-visual.cpp

diff --git a/dali-toolkit/internal/visuals/color/color-visual.cpp b/dali-toolkit/internal/visuals/color/color-visual.cpp
index 9ceed38..4dca2be 100644 (file)
--- a/dali-toolkit/internal/visuals/color/color-visual.cpp
+++ b/dali-toolkit/internal/visuals/color/color-visual.cpp
@@ -47,11 +47,24 @@ const char* VERTEX_SHADER = DALI_COMPOSE_SHADER(
   uniform mediump mat4 uMvpMatrix;\n
   uniform mediump vec3 uSize;\n
   \n
+
+  //Visual size and offset
+  uniform mediump vec2 offset;\n
+  uniform mediump vec2 size;\n
+  uniform mediump vec4 offsetSizeMode;\n
+  uniform mediump vec2 origin;\n
+  uniform mediump vec2 anchorPoint;\n
+
+  vec4 ComputeVertexPosition()\n
+  {\n
+    vec2 visualSize = mix(uSize.xy*size, size, offsetSizeMode.zw );\n
+    vec2 visualOffset = mix( offset, offset/uSize.xy, offsetSizeMode.xy);\n
+    return vec4( (aPosition + anchorPoint)*visualSize + (visualOffset + origin)*uSize.xy, 0.0, 1.0 );\n
+  }\n
+
   void main()\n
   {\n
-    mediump vec4 vertexPosition = vec4(aPosition, 0.0, 1.0);\n
-    vertexPosition.xyz *= uSize;\n
-    gl_Position = uMvpMatrix * vertexPosition;\n
+    gl_Position = uMvpMatrix * ComputeVertexPosition();\n
   }\n
 );
 
@@ -61,7 +74,7 @@ const char* FRAGMENT_SHADER = DALI_COMPOSE_SHADER(
   \n
   void main()\n
   {\n
-    gl_FragColor = mixColor*uColor;\n
+    gl_FragColor = mixColor;\n
   }\n
 );
 }
@@ -132,6 +145,14 @@ Dali::Property::Value ColorVisual::DoGetProperty( Dali::Property::Index index )
   return Dali::Property::Value();
 }
 
+void ColorVisual::OnSetTransform()
+{
+  if( mImpl->mRenderer )
+  {
+    mImpl->mTransform.RegisterUniforms( mImpl->mRenderer, Direction::LEFT_TO_RIGHT );
+  }
+}
+
 void ColorVisual::InitializeRenderer()
 {
   Geometry geometry = mFactoryCache.GetGeometry( VisualFactoryCache::QUAD_GEOMETRY );
@@ -155,6 +176,9 @@ void ColorVisual::InitializeRenderer()
   {
     mImpl->mRenderer.SetProperty( Renderer::Property::BLEND_MODE, BlendMode::ON );
   }
+
+  //Register transform properties
+  mImpl->mTransform.RegisterUniforms( mImpl->mRenderer, Direction::LEFT_TO_RIGHT );
 }
 
 void ColorVisual::SetColor(const Vector4& color)