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[Tizen] Implement partial update
[platform/core/uifw/dali-core.git]
/
dali
/
internal
/
render
/
common
/
render-item.cpp
diff --git
a/dali/internal/render/common/render-item.cpp
b/dali/internal/render/common/render-item.cpp
old mode 100644
(file)
new mode 100755
(executable)
index
d47f808
..
e562036
--- a/
dali/internal/render/common/render-item.cpp
+++ b/
dali/internal/render/common/render-item.cpp
@@
-46,11
+46,13
@@
RenderItem::RenderItem()
: mModelMatrix( false ),
mModelViewMatrix( false ),
mSize(),
: mModelMatrix( false ),
mModelViewMatrix( false ),
mSize(),
+ mUpdateSizeHint(),
mRenderer( NULL ),
mNode( NULL ),
mTextureSet( NULL ),
mDepthIndex( 0 ),
mRenderer( NULL ),
mNode( NULL ),
mTextureSet( NULL ),
mDepthIndex( 0 ),
- mIsOpaque( true )
+ mIsOpaque( true ),
+ mPartialUpdateEnabled( false )
{
}
{
}
@@
-59,11
+61,22
@@
RenderItem::~RenderItem()
}
}
-ClippingBox RenderItem::CalculateViewportSpaceAABB( const int viewportWidth, const int viewportHeight ) const
+ClippingBox RenderItem::CalculateViewportSpaceAABB( const int viewportWidth, const int viewportHeight
, const bool useUpdateSizeHint
) const
{
// Calculate extent vector of the AABB:
{
// Calculate extent vector of the AABB:
- const float halfActorX = mSize.x * 0.5f;
- const float halfActorY = mSize.y * 0.5f;
+ float halfActorX;
+ float halfActorY;
+ if( useUpdateSizeHint )
+ {
+ halfActorX = mUpdateSizeHint.x * 0.5f;
+ halfActorY = mUpdateSizeHint.y * 0.5f;
+ }
+ else
+ {
+ halfActorX = mSize.x * 0.5f;
+ halfActorY = mSize.y * 0.5f;
+ }
+
// To transform the actor bounds to screen-space, We do a fast, 2D version of a matrix multiply optimized for 2D quads.
// This reduces float multiplications from 64 (16 * 4) to 12 (4 * 3).
// To transform the actor bounds to screen-space, We do a fast, 2D version of a matrix multiply optimized for 2D quads.
// This reduces float multiplications from 64 (16 * 4) to 12 (4 * 3).