X-Git-Url: https://git.cweiske.de/enigma2.git/blobdiff_plain/f4f8f9a2775fa1794de6935756f30bf4d99f33e8..3b10e39dace3cda3669de0018bb591ecfadb5ca5:/lib/gdi/fb.cpp

diff --git a/lib/gdi/fb.cpp b/lib/gdi/fb.cpp
index adf06a2c..bb6041e0 100644
--- a/lib/gdi/fb.cpp
+++ b/lib/gdi/fb.cpp
@@ -27,7 +27,7 @@ fbClass *fbClass::getInstance()
 
 fbClass::fbClass(const char *fb)
 {
-	m_manual_blit=0;
+	m_manual_blit=-1;
 	instance=this;
 	locked=0;
 	available=0;
@@ -102,7 +102,32 @@ int fbClass::SetMode(unsigned int nxRes, unsigned int nyRes, unsigned int nbpp)
 	screeninfo.width=0;
 	screeninfo.xoffset=screeninfo.yoffset=0;
 	screeninfo.bits_per_pixel=nbpp;
-	
+
+	switch (nbpp) {
+	case 16:
+		// ARGB 1555
+		screeninfo.transp.offset = 15;
+		screeninfo.transp.length = 1;
+		screeninfo.red.offset = 10;
+		screeninfo.red.length = 5;
+		screeninfo.green.offset = 5;
+		screeninfo.green.length = 5;
+		screeninfo.blue.offset = 0;
+		screeninfo.blue.length = 5;
+		break;
+	case 32:
+		// ARGB 8888
+		screeninfo.transp.offset = 24;
+		screeninfo.transp.length = 8;
+		screeninfo.red.offset = 16;
+		screeninfo.red.length = 8;
+		screeninfo.green.offset = 8;
+		screeninfo.green.length = 8;
+		screeninfo.blue.offset = 0;
+		screeninfo.blue.length = 8;
+		break;
+	}
+
 	if (ioctl(fd, FBIOPUT_VSCREENINFO, &screeninfo)<0)
 	{
 		// try single buffering
@@ -157,7 +182,7 @@ int fbClass::waitVSync()
 
 void fbClass::blit()
 {
-	if (m_manual_blit) {
+	if (m_manual_blit == 1) {
 		if (ioctl(fd, FBIO_BLIT) < 0)
 			perror("FBIO_BLIT");
 	}
@@ -182,7 +207,13 @@ int fbClass::lock()
 {
 	if (locked)
 		return -1;
-	locked=1;
+	if (m_manual_blit == 1)
+	{
+		locked = 2;
+		disableManualBlit();
+	}
+	else
+		locked = 1;
 	return fd;
 }
 
@@ -190,6 +221,8 @@ void fbClass::unlock()
 {
 	if (!locked)
 		return;
+	if (locked == 2)  // re-enable manualBlit
+		enableManualBlit();
 	locked=0;
 	SetMode(xRes, yRes, bpp);
 	PutCMAP();