From: Andreas Monzner <andreas.monzner@multimedia-labs.de>
Date: Mon, 10 Dec 2007 23:25:32 +0000 (+0000)
Subject: add support for manual blit
X-Git-Tag: 2.6.0~1674
X-Git-Url: https://git.cweiske.de/enigma2.git/commitdiff_plain/f4f8f9a2775fa1794de6935756f30bf4d99f33e8

add support for manual blit
---

diff --git a/lib/gdi/fb.cpp b/lib/gdi/fb.cpp
index 5d895901..adf06a2c 100644
--- a/lib/gdi/fb.cpp
+++ b/lib/gdi/fb.cpp
@@ -13,6 +13,10 @@
 #define FBIO_WAITFORVSYNC _IOW('F', 0x20, __u32)
 #endif
 
+#ifndef FBIO_BLIT
+#define FBIO_SET_MANUAL_BLIT _IOW('F', 0x21, __u8)
+#define FBIO_BLIT 0x22
+#endif
 
 fbClass *fbClass::instance;
 
@@ -23,6 +27,7 @@ fbClass *fbClass::getInstance()
 
 fbClass::fbClass(const char *fb)
 {
+	m_manual_blit=0;
 	instance=this;
 	locked=0;
 	available=0;
@@ -39,6 +44,8 @@ fbClass::fbClass(const char *fb)
 		perror(fb);
 		goto nolfb;
 	}
+
+
 	if (ioctl(fd, FBIOGET_VSCREENINFO, &screeninfo)<0)
 	{
 		perror("FBIOGET_VSCREENINFO");
@@ -64,6 +71,8 @@ fbClass::fbClass(const char *fb)
 	}
 
 	showConsole(0);
+
+	enableManualBlit();
 	return;
 nolfb:
 	lfb=0;
@@ -146,6 +155,14 @@ int fbClass::waitVSync()
 	return ioctl(fd, FBIO_WAITFORVSYNC, &c);
 }
 
+void fbClass::blit()
+{
+	if (m_manual_blit) {
+		if (ioctl(fd, FBIO_BLIT) < 0)
+			perror("FBIO_BLIT");
+	}
+}
+
 fbClass::~fbClass()
 {
 	if (available)
@@ -153,6 +170,7 @@ fbClass::~fbClass()
 	if (lfb)
 		munmap(lfb, available);
 	showConsole(1);
+	disableManualBlit();
 }
 
 int fbClass::PutCMAP()
@@ -176,3 +194,22 @@ void fbClass::unlock()
 	SetMode(xRes, yRes, bpp);
 	PutCMAP();
 }
+
+void fbClass::enableManualBlit()
+{
+	unsigned char tmp = 1;
+	if (ioctl(fd,FBIO_SET_MANUAL_BLIT, &tmp)<0)
+		perror("FBIO_SET_MANUAL_BLIT");
+	else
+		m_manual_blit = 1;
+}
+
+void fbClass::disableManualBlit()
+{
+	unsigned char tmp = 0;
+	if (ioctl(fd,FBIO_SET_MANUAL_BLIT, &tmp)<0) 
+		perror("FBIO_SET_MANUAL_BLIT");
+	else
+		m_manual_blit = 0;
+}
+
diff --git a/lib/gdi/fb.h b/lib/gdi/fb.h
index c83e7571..2b0d95b5 100644
--- a/lib/gdi/fb.h
+++ b/lib/gdi/fb.h
@@ -14,7 +14,8 @@ class fbClass
 	__u16 red[256], green[256], blue[256], trans[256];
 	static fbClass *instance;
 	int locked;
-	
+
+	int m_manual_blit;
 	int m_number_of_pages;
 #ifdef SWIG
 	fbClass(const char *fb="/dev/fb/0");
@@ -23,6 +24,8 @@ public:
 #else
 public:
 	unsigned char *lfb;
+	void enableManualBlit();
+	void disableManualBlit();
 	int showConsole(int state);
 	int SetMode(unsigned int xRes, unsigned int yRes, unsigned int bpp);
 	int Available() { return available; }
@@ -31,6 +34,7 @@ public:
 	
 	int setOffset(int off);
 	int waitVSync();
+	void blit();
 	unsigned int Stride() { return stride; }
 	fb_cmap *CMAP() { return &cmap; }
 
diff --git a/lib/gdi/gfbdc.cpp b/lib/gdi/gfbdc.cpp
index 75efe891..b6cbc9b0 100644
--- a/lib/gdi/gfbdc.cpp
+++ b/lib/gdi/gfbdc.cpp
@@ -134,6 +134,9 @@ void gFBDC::exec(gOpcode *o)
 		fb->waitVSync();
 		break;
 	}
+	case gOpcode::flush:
+		fb->blit();
+		break;
 	default:
 		gDC::exec(o);
 		break;
diff --git a/lib/gdi/grc.cpp b/lib/gdi/grc.cpp
index 76c02d2d..a46b218c 100644
--- a/lib/gdi/grc.cpp
+++ b/lib/gdi/grc.cpp
@@ -207,7 +207,8 @@ void gRC::enableSpinner()
 	o.opcode = m_spinner_enabled ? gOpcode::incrementSpinner : gOpcode::enableSpinner;
 	m_spinner_dc->exec(&o);
 	m_spinner_enabled = 1;
-
+	o.opcode = gOpcode::flush;
+	m_spinner_dc->exec(&o);
 }
 
 void gRC::disableSpinner()
@@ -226,6 +227,8 @@ void gRC::disableSpinner()
 	gOpcode o;
 	o.opcode = gOpcode::disableSpinner;
 	m_spinner_dc->exec(&o);
+	o.opcode = gOpcode::flush;
+	m_spinner_dc->exec(&o);
 }
 
 static int gPainter_instances;
@@ -520,16 +523,6 @@ void gPainter::clippop()
 	m_rc->submit(o);
 }
 
-void gPainter::flush()
-{
-	if ( m_dc->islocked() )
-		return;
-	gOpcode o;
-	o.opcode = gOpcode::flush;
-	o.dc = m_dc.grabRef();
-	m_rc->submit(o);
-}
-
 void gPainter::waitVSync()
 {
 	if ( m_dc->islocked() )
diff --git a/lib/gdi/grc.h b/lib/gdi/grc.h
index 555f2ffb..84f8ad6c 100644
--- a/lib/gdi/grc.h
+++ b/lib/gdi/grc.h
@@ -249,8 +249,6 @@ public:
 	void clip(const gRegion &clip);
 	void clippop();
 
-	void flush();
-	
 	void waitVSync();
 	void flip();
 	void notify();
diff --git a/lib/gui/ewidgetdesktop.cpp b/lib/gui/ewidgetdesktop.cpp
index 9e483083..78c9fbcf 100644
--- a/lib/gui/ewidgetdesktop.cpp
+++ b/lib/gui/ewidgetdesktop.cpp
@@ -227,7 +227,6 @@ void eWidgetDesktop::paintBackground(eWidgetDesktopCompBuffer *comp)
 	painter.resetClip(comp->m_dirty_region);
 	painter.setBackgroundColor(comp->m_background_color);
 	painter.clear();
-	painter.flush();
 	
 	comp->m_dirty_region = gRegion();
 }
diff --git a/main/bsod.cpp b/main/bsod.cpp
index b273eacf..5eb6b129 100644
--- a/main/bsod.cpp
+++ b/main/bsod.cpp
@@ -136,7 +136,6 @@ void bsodFatal()
 	
 		p.renderText(usable_area, 
 			lines.substr(start), gPainter::RT_HALIGN_LEFT);
-		p.flush();
 		sleep(10);
 	}
 
diff --git a/main/enigma.cpp b/main/enigma.cpp
index 72087c92..6c5169d2 100644
--- a/main/enigma.cpp
+++ b/main/enigma.cpp
@@ -258,7 +258,6 @@ int main(int argc, char **argv)
 		gPainter p(my_lcd_dc);
 		p.resetClip(eRect(0, 0, 132, 64));
 		p.clear();
-		p.flush();
 	}
 
 	return exit_code;