[Libreoffice-commits] core.git: Branch 'feature/gsoc-tiled-rendering' - 2 commits - libreofficekit/source
Pranav Kant
pranavk at gnome.org
Tue Jul 21 09:55:01 PDT 2015
Rebased ref, commits from common ancestor:
commit 2501f24e42353ae86c3ebcf4b39d493d9a1ca77c
Author: Pranav Kant <pranavk at gnome.org>
Date: Sun Jul 19 23:05:43 2015 +0530
lokdocview: [WIP] Async. request for tile on tile invalidation
Change-Id: I57db9e3adf26996e6e1e105b8b95f53e88e7760f
diff --git a/libreofficekit/source/gtk/lokdocview.cxx b/libreofficekit/source/gtk/lokdocview.cxx
index 3662f0d..e2568fa 100644
--- a/libreofficekit/source/gtk/lokdocview.cxx
+++ b/libreofficekit/source/gtk/lokdocview.cxx
@@ -520,7 +520,7 @@ setTilesInvalid (LOKDocView* pDocView, const GdkRectangle& rRectangle)
for (int i = aStart.x; i < aEnd.x; i++)
for (int j = aStart.y; j < aEnd.y; j++)
- priv->m_aTileBuffer.setInvalid(i, j);
+ priv->m_aTileBuffer.setInvalid(i, j, priv->m_fZoom);
}
static gboolean
@@ -742,7 +742,7 @@ renderGraphicHandle(LOKDocView* pDocView,
}
static void
-rdcb(GObject* source_object, GAsyncResult* res, gpointer)
+rdcb(GObject* source_object, GAsyncResult*, gpointer)
{
LOKDocView* pDocView = LOK_DOC_VIEW(source_object);
gtk_widget_queue_draw(GTK_WIDGET(pDocView));
diff --git a/libreofficekit/source/gtk/tilebuffer.cxx b/libreofficekit/source/gtk/tilebuffer.cxx
index 43050c0..d488f8b 100644
--- a/libreofficekit/source/gtk/tilebuffer.cxx
+++ b/libreofficekit/source/gtk/tilebuffer.cxx
@@ -27,7 +27,7 @@ float twipToPixel(float fInput, float zoom)
return fInput / 1440.0f * DPI * zoom;
}
-static void getTileFunc(GTask* task, gpointer source_object, gpointer task_data, GCancellable*)
+static void getTileFunc(GTask*, gpointer, gpointer task_data, GCancellable*)
{
GdkPixbuf* pPixBuf = gdk_pixbuf_new(GDK_COLORSPACE_RGB, TRUE, 8, nTileSizePixels, nTileSizePixels);
GetTileCallbackData* pCallback = static_cast<GetTileCallbackData*>(task_data);
@@ -96,13 +96,17 @@ void TileBuffer::resetAllTiles()
}
}
-void TileBuffer::setInvalid(int x, int y)
+void TileBuffer::setInvalid(int x, int y, float fZoom)
{
int index = x * m_nWidth + y;
g_info("Setting tile invalid (%d, %d)", x, y);
if (m_mTiles.find(index) != m_mTiles.end())
{
m_mTiles[index].valid = false;
+ GTask* task = g_task_new(this, NULL, NULL, NULL);
+ GetTileCallbackData* pCallback = new GetTileCallbackData(x, y, fZoom, this);
+ g_task_set_task_data(task, pCallback, g_free);
+ g_task_run_in_thread(task, getTileFunc);
}
}
@@ -119,33 +123,11 @@ Tile& TileBuffer::getTile(int x, int y, float aZoom, GTask* task)
}
else if(m_mTiles.find(index) == m_mTiles.end())
{
-
- GdkPixbuf* pPixBuf = gdk_pixbuf_new(GDK_COLORSPACE_RGB, TRUE, 8, nTileSizePixels, nTileSizePixels);
- if (!pPixBuf)
- {
- g_info ("Error allocating memory to pixbuf");
- return m_mTiles[index];
- }
-
- unsigned char* pBuffer = gdk_pixbuf_get_pixels(pPixBuf);
- GdkRectangle aTileRectangle;
- aTileRectangle.x = pixelToTwip(nTileSizePixels, aZoom) * y;
- aTileRectangle.y = pixelToTwip(nTileSizePixels, aZoom) * x;
-
- g_test_timer_start();
- m_pLOKDocument->pClass->paintTile(m_pLOKDocument,
- pBuffer,
- nTileSizePixels, nTileSizePixels,
- aTileRectangle.x, aTileRectangle.y,
- pixelToTwip(nTileSizePixels, aZoom),
- pixelToTwip(nTileSizePixels, aZoom));
-
- double elapsedTime = g_test_timer_elapsed();
- g_info ("Rendered (%d, %d) in %f seconds", x, y, elapsedTime);
-
- //create a mapping for it
- m_mTiles[index].setPixbuf(pPixBuf);
- m_mTiles[index].valid = true;
+ GetTileCallbackData* pCallback = new GetTileCallbackData(x, y, aZoom, this);
+ g_task_set_task_data(task, pCallback, g_free);
+ g_info ("running in thread new tile");
+ g_task_run_in_thread(task, getTileFunc);
+ return m_DummyTile;
}
return m_mTiles[index];
diff --git a/libreofficekit/source/gtk/tilebuffer.hxx b/libreofficekit/source/gtk/tilebuffer.hxx
index 5204d40..50de72d 100644
--- a/libreofficekit/source/gtk/tilebuffer.hxx
+++ b/libreofficekit/source/gtk/tilebuffer.hxx
@@ -118,7 +118,7 @@ class TileBuffer
@param x the position of tile along x-axis
@param y the position of tile along y-axis
*/
- void setInvalid(int x, int y);
+ void setInvalid(int x, int y, float zoom);
/// Contains the reference to the LOK Document that this tile buffer is for.
commit a6918763ca5603ca2c7371295a07f4701fc40214
Author: Pranav Kant <pranavk at gnome.org>
Date: Sun Jul 19 01:03:56 2015 +0530
WIP: Trying to make paintTile async
Change-Id: I6a1a261709e503a2f286f126f686e23fcdbcf85c
diff --git a/libreofficekit/source/gtk/lokdocview.cxx b/libreofficekit/source/gtk/lokdocview.cxx
index 08c8485..3662f0d 100644
--- a/libreofficekit/source/gtk/lokdocview.cxx
+++ b/libreofficekit/source/gtk/lokdocview.cxx
@@ -741,6 +741,12 @@ renderGraphicHandle(LOKDocView* pDocView,
}
}
+static void
+rdcb(GObject* source_object, GAsyncResult* res, gpointer)
+{
+ LOKDocView* pDocView = LOK_DOC_VIEW(source_object);
+ gtk_widget_queue_draw(GTK_WIDGET(pDocView));
+}
static gboolean
renderDocument(LOKDocView* pDocView, cairo_t* pCairo)
@@ -790,7 +796,9 @@ renderDocument(LOKDocView* pDocView, cairo_t* pCairo)
if (bPaint)
{
- Tile& currentTile = priv->m_aTileBuffer.getTile(nRow, nColumn, priv->m_fZoom);
+ GTask* task = g_task_new(pDocView, NULL, rdcb, NULL);
+ Tile& currentTile = priv->m_aTileBuffer.getTile(nRow, nColumn, priv->m_fZoom, task);
+
GdkPixbuf* pPixBuf = currentTile.getBuffer();
gdk_cairo_set_source_pixbuf (pCairo, pPixBuf,
twipToPixel(aTileRectangleTwips.x, priv->m_fZoom),
diff --git a/libreofficekit/source/gtk/tilebuffer.cxx b/libreofficekit/source/gtk/tilebuffer.cxx
index 60aa16f..43050c0 100644
--- a/libreofficekit/source/gtk/tilebuffer.cxx
+++ b/libreofficekit/source/gtk/tilebuffer.cxx
@@ -27,6 +27,42 @@ float twipToPixel(float fInput, float zoom)
return fInput / 1440.0f * DPI * zoom;
}
+static void getTileFunc(GTask* task, gpointer source_object, gpointer task_data, GCancellable*)
+{
+ GdkPixbuf* pPixBuf = gdk_pixbuf_new(GDK_COLORSPACE_RGB, TRUE, 8, nTileSizePixels, nTileSizePixels);
+ GetTileCallbackData* pCallback = static_cast<GetTileCallbackData*>(task_data);
+ TileBuffer* buffer = pCallback->m_pBuffer;
+ int index = pCallback->m_nX * buffer->m_nWidth + pCallback->m_nY;
+ if (!pPixBuf)
+ {
+ g_info ("Error allocating memory to pixbuf");
+ return;
+ }
+
+ unsigned char* pBuffer = gdk_pixbuf_get_pixels(pPixBuf);
+ GdkRectangle aTileRectangle;
+ aTileRectangle.x = pixelToTwip(nTileSizePixels, pCallback->m_fZoom) * pCallback->m_nY;
+ aTileRectangle.y = pixelToTwip(nTileSizePixels, pCallback->m_fZoom) * pCallback->m_nX;
+
+ g_test_timer_start();
+ buffer->m_pLOKDocument->pClass->paintTile(buffer->m_pLOKDocument,
+ pBuffer,
+ nTileSizePixels, nTileSizePixels,
+ aTileRectangle.x, aTileRectangle.y,
+ pixelToTwip(nTileSizePixels, pCallback->m_fZoom),
+ pixelToTwip(nTileSizePixels, pCallback->m_fZoom));
+
+ double elapsedTime = g_test_timer_elapsed();
+ g_info ("Rendered (%d, %d) in %f seconds",
+ pCallback->m_nX,
+ pCallback->m_nY,
+ elapsedTime);
+
+ //create a mapping for it
+ buffer->m_mTiles[index].setPixbuf(pPixBuf);
+ buffer->m_mTiles[index].valid = true;
+}
+
/* ----------------------------
Tile class member functions
----------------------------
@@ -56,9 +92,8 @@ void TileBuffer::resetAllTiles()
std::map<int, Tile>::iterator it = m_mTiles.begin();
for (; it != m_mTiles.end(); ++it)
{
- it->second.release();
+ it->second.valid = false;
}
- m_mTiles.clear();
}
void TileBuffer::setInvalid(int x, int y)
@@ -68,15 +103,21 @@ void TileBuffer::setInvalid(int x, int y)
if (m_mTiles.find(index) != m_mTiles.end())
{
m_mTiles[index].valid = false;
- m_mTiles[index].release();
- m_mTiles.erase(index);
}
}
-Tile& TileBuffer::getTile(int x, int y, float aZoom)
+Tile& TileBuffer::getTile(int x, int y, float aZoom, GTask* task)
{
int index = x * m_nWidth + y;
- if(m_mTiles.find(index) == m_mTiles.end() || !m_mTiles[index].valid)
+
+ if (m_mTiles.find(index) != m_mTiles.end() && !m_mTiles[index].valid)
+ {
+ GetTileCallbackData* pCallback = new GetTileCallbackData(x, y, aZoom, this);
+ g_task_set_task_data(task, pCallback, g_free);
+ g_task_run_in_thread(task, getTileFunc);
+ return m_mTiles[index];
+ }
+ else if(m_mTiles.find(index) == m_mTiles.end())
{
GdkPixbuf* pPixBuf = gdk_pixbuf_new(GDK_COLORSPACE_RGB, TRUE, 8, nTileSizePixels, nTileSizePixels);
diff --git a/libreofficekit/source/gtk/tilebuffer.hxx b/libreofficekit/source/gtk/tilebuffer.hxx
index 6e6c0be..5204d40 100644
--- a/libreofficekit/source/gtk/tilebuffer.hxx
+++ b/libreofficekit/source/gtk/tilebuffer.hxx
@@ -86,7 +86,10 @@ class TileBuffer
int columns)
: m_pLOKDocument(document)
, m_nWidth(columns)
- { }
+ {
+ GdkPixbuf* pPixBuf = gdk_pixbuf_new(GDK_COLORSPACE_RGB, TRUE, 8, nTileSizePixels, nTileSizePixels);
+ m_DummyTile.setPixbuf(pPixBuf);
+ }
~TileBuffer() {}
@@ -104,7 +107,7 @@ class TileBuffer
@return the tile at the mentioned position (x, y)
*/
- Tile& getTile(int x, int y, float aZoom);
+ Tile& getTile(int x, int y, float aZoom, GTask*);
/// Destroys all the tiles in the tile buffer; also frees the memory allocated
/// for all the Tile objects.
void resetAllTiles();
@@ -117,15 +120,32 @@ class TileBuffer
*/
void setInvalid(int x, int y);
- private:
+
/// Contains the reference to the LOK Document that this tile buffer is for.
LibreOfficeKitDocument *m_pLOKDocument;
/// Stores all the tiles cached by this tile buffer.
std::map<int, Tile> m_mTiles;
/// Width of the current tile buffer (number of columns)
int m_nWidth;
+ /// Dummy tile
+ Tile m_DummyTile;
};
+struct GetTileCallbackData
+{
+ int m_nX;
+ int m_nY;
+ float m_fZoom;
+ TileBuffer* m_pBuffer;
+
+ GetTileCallbackData(int x, int y, float zoom, TileBuffer* buffer)
+ : m_nX(x),
+ m_nY(y),
+ m_fZoom(zoom),
+ m_pBuffer(buffer) { }
+};
+
+
#endif // INCLUDED_TILEBUFFER_HXX
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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