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Fixed rendering pixmaps in case there is more than one dirty rectangle

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This commit is contained in:
Klaus Schmidinger 2011-02-27 11:57:37 +01:00
parent 8253754cc3
commit cd3c26b815
2 changed files with 44 additions and 46 deletions
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16
osd.c
View File

@ -4,7 +4,7 @@
* See the main source file 'vdr.c' for copyright information and
* how to reach the author.
*
* $Id: osd.c 2.15 2011/02/27 10:14:43 kls Exp $
* $Id: osd.c 2.16 2011/02/27 11:57:37 kls Exp $
*/
#include "osd.h"
@ -949,7 +949,7 @@ void cPixmap::SetLayer(int Layer)
esyslog("ERROR: pixmap layer %d limited to %d", Layer, MAXPIXMAPLAYERS - 1);
Layer = MAXPIXMAPLAYERS - 1;
}
if (Layer && Layer != layer) {
if (Layer != layer) {
if (Layer > 0 || layer > 0)
MarkViewPortDirty(viewPort);
layer = Layer;
@ -1089,7 +1089,7 @@ void cPixmapMemory::Fill(tColor Color)
Unlock();
}
void cPixmap::DrawPixmap(const cPixmap *Pixmap, const cRect &Dirty, bool Opaque)
void cPixmap::DrawPixmap(const cPixmap *Pixmap, const cRect &Dirty)
{
if (Pixmap->Tile() && (Pixmap->DrawPort().Point() != cPoint(0, 0) || Pixmap->DrawPort().Size() < Pixmap->ViewPort().Size())) {
cPoint t0 = Pixmap->DrawPort().Point().Shifted(Pixmap->ViewPort().Point()); // the origin of the draw port in absolute OSD coordinates
@ -1112,7 +1112,7 @@ void cPixmap::DrawPixmap(const cPixmap *Pixmap, const cRect &Dirty, bool Opaque)
Source.Shift(Delta); // Source is now back at the pixmap's draw port location, still in absolute OSD coordinates
Source.Shift(-Pixmap->ViewPort().Point()); // Source is now relative to the pixmap's view port again
Source.Shift(-Pixmap->DrawPort().Point()); // Source is now relative to the pixmap's data
if (Opaque)
if (Pixmap->Layer() == 0)
Copy(Pixmap, Source, Dest); // this is the "background" pixmap
else
Render(Pixmap, Source, Dest); // all others are alpha blended over the background
@ -1132,7 +1132,7 @@ void cPixmap::DrawPixmap(const cPixmap *Pixmap, const cRect &Dirty, bool Opaque)
cPoint Dest = Source.Point().Shifted(-ViewPort().Point()); // remember the destination point
Source.Shift(-Pixmap->ViewPort().Point()); // Source is now relative to the pixmap's draw port again
Source.Shift(-Pixmap->DrawPort().Point()); // Source is now relative to the pixmap's data
if (Opaque)
if (Pixmap->Layer() == 0)
Copy(Pixmap, Source, Dest); // this is the "background" pixmap
else
Render(Pixmap, Source, Dest); // all others are alpha blended over the background
@ -1662,7 +1662,6 @@ cPixmapMemory *cOsd::RenderPixmaps(void)
cPixmapMemory *Pixmap = NULL;
if (isTrueColor) {
LOCK_PIXMAPS;
for (;;) {
// Collect overlapping dirty rectangles:
cRect d;
for (int i = 0; i < numPixmaps; i++) {
@ -1674,8 +1673,7 @@ cPixmapMemory *cOsd::RenderPixmaps(void)
}
}
}
if (d.IsEmpty())
break;
if (!d.IsEmpty()) {
//#define DebugDirty
#ifdef DebugDirty
static cRect OldDirty;
@ -1690,7 +1688,7 @@ cPixmapMemory *cOsd::RenderPixmaps(void)
for (int i = 0; i < numPixmaps; i++) {
cPixmap *pm = pixmaps[i];
if (pm->Layer() == Layer)
Pixmap->DrawPixmap(pm, d, i == 0);
Pixmap->DrawPixmap(pm, d);
}
}
#ifdef DebugDirty

12
osd.h
View File

@ -4,7 +4,7 @@
* See the main source file 'vdr.c' for copyright information and
* how to reach the author.
*
* $Id: osd.h 2.8 2011/02/26 14:10:30 kls Exp $
* $Id: osd.h 2.9 2011/02/27 11:40:02 kls Exp $
*/
#ifndef __OSD_H
@ -465,9 +465,11 @@ protected:
///< The coordinates of Point are relative to the pixmap's draw port.
///< If Point is within the currently visible view port of this pixmap,
///< MarkViewPortDirty() is called with the appropriate value.
virtual void DrawPixmap(const cPixmap *Pixmap, const cRect &Dirty, bool Opaque);
///< Draws the Dirty part of the given Pixmap into this pixmap. If Opaque
///< is true, the Pixmap is copied, otherwise it is rendered into this
void SetClean(void);
///< Resets the "dirty" rectangles of this pixmap.
virtual void DrawPixmap(const cPixmap *Pixmap, const cRect &Dirty);
///< Draws the Dirty part of the given Pixmap into this pixmap. If the
///< Pixmap's layer is 0, it is copied, otherwise it is rendered into this
///< pixmap. This function is used only to implement the tile handling
///< in the final rendering to the OSD.
public:
@ -524,8 +526,6 @@ public:
///< the surrounding rectangle around all pixels that have been modified since the
///< last time this pixmap has been rendered to the OSD. The rectangle is
///< relative to the draw port's origin.
void SetClean(void);
///< Resets the "dirty" rectangles of this pixmap.
virtual void SetLayer(int Layer);
///< Sets the layer of this pixmap to the given value.
///< If the new layer is greater than zero, the pixmap will be visible.