X-Git-Url: https://git.cweiske.de/enigma2.git/blobdiff_plain/d63d2c3c6cbbd574dda4f8b00ebe6c661735edd5..aa052184a12e61d01983f8c9047183e6b0d499f3:/lib/gdi/grc.h

diff --git a/lib/gdi/grc.h b/lib/gdi/grc.h
index 53cd4a8c..fb9e2ea1 100644
--- a/lib/gdi/grc.h
+++ b/lib/gdi/grc.h
@@ -7,16 +7,21 @@
 	gPixmap aufsetzt (und damit unbeschleunigt ist).
 */
 
+// for debugging use:
+//#define SYNC_PAINT
+#undef SYNC_PAINT
+
 #include <pthread.h>
 #include <stack>
 #include <list>
 
-#include <lib/base/estring.h>
-#include <lib/base/ringbuffer.h>
-#include <lib/gdi/erect.h>
+#include <string>
 #include <lib/base/elock.h>
+#include <lib/base/message.h>
+#include <lib/gdi/erect.h>
 #include <lib/gdi/gpixmap.h>
-
+#include <lib/gdi/region.h>
+#include <lib/gdi/gfont.h>
 
 class eTextPara;
 
@@ -25,12 +30,11 @@ struct gOpcode
 {
 	enum Opcode
 	{
-		begin,
-		
 		renderText,
 		renderPara,
+		setFont,
 		
-		fill,
+		fill, fillRegion, clear,
 		blit,
 
 		setPalette,
@@ -38,208 +42,233 @@ struct gOpcode
 		
 		line,
 		
-		clip,
+		setBackgroundColor,
+		setForegroundColor,
+		
+		setBackgroundColorRGB,
+		setForegroundColorRGB,
+		
+		setOffset,
+		
+		setClip, addClip, popClip,
 		
 		flush,
-		end,
+		
+		waitVSync,
+		flip,
+		notify,
 		
 		shutdown
 	} opcode;
 
+	gDC *dc;
 	union para
 	{
-		struct pbegin
-		{
-			eRect area;
-			pbegin(const eRect &area): area(area) { }
-		} *begin;
-		
-		struct pfill
+		struct pfillRect
 		{
 			eRect area;
-			gColor color;
-			pfill(const eRect &area, gColor color): area(area), color(color) { }
 		} *fill;
 
+		struct pfillRegion
+		{
+			gRegion region;
+		} *fillRegion;
+
 		struct prenderText
 		{
-			gFont font;
 			eRect area;
-			eString text;
-			gRGB foregroundColor, backgroundColor;
-			prenderText(const gFont &font, const eRect &area, const eString &text, const gRGB &foregroundColor, const gRGB &backgroundColor):
-				font(font), area(area), text(text), foregroundColor(foregroundColor), backgroundColor(backgroundColor) { }
+			char *text;
+			int flags;
 		} *renderText;
 
 		struct prenderPara
 		{
 			ePoint offset;
 			eTextPara *textpara;
-			gRGB foregroundColor, backgroundColor;
-			prenderPara(const ePoint &offset, eTextPara *textpara, const gRGB &foregroundColor, const gRGB &backgroundColor)
-				: offset(offset), textpara(textpara), foregroundColor(foregroundColor), backgroundColor(backgroundColor) { }
 		} *renderPara;
+		
+		struct psetFont
+		{
+			gFont *font;
+		} *setFont;
 
 		struct psetPalette
 		{
 			gPalette *palette;
-			psetPalette(gPalette *palette): palette(palette) { }
 		} *setPalette;
 		
 		struct pblit
 		{
-			ePtr<gPixmap> pixmap;
+			gPixmap *pixmap;
 			ePoint position;
+			int flags;
 			eRect clip;
-			pblit(gPixmap *pixmap, const ePoint &position, const eRect &clip)
-				: pixmap(pixmap), position(position), clip(clip) { }
 		} *blit;
 
 		struct pmergePalette
 		{
-			ePtr<gPixmap> target;
-			pmergePalette(gPixmap *target): target(target) { }
+			gPixmap *target;
 		} *mergePalette;
 		
 		struct pline
 		{
 			ePoint start, end;
-			gColor color;
-			pline(const ePoint &start, const ePoint &end, gColor color): start(start), end(end), color(color) { }
 		} *line;
 
-		struct pclip
+		struct psetClip
 		{
-			eRect clip;
-			pclip(const eRect &clip): clip(clip) { }
+			gRegion region;
 		} *clip;
+		
+		struct psetColor
+		{
+			gColor color;
+		} *setColor;
+		
+		struct psetColorRGB
+		{
+			gRGB color;
+		} *setColorRGB;
+		
+		struct psetOffset
+		{
+			ePoint value;
+			int rel;
+		} *setOffset;
 	} parm;
-
-	int flags;
-	
-	gDC *dc;
 };
 
-class gRC
+#define MAXSIZE 2048
+
+		/* gRC is the singleton which controls the fifo and dispatches commands */
+class gRC: public iObject, public Object
 {
+DECLARE_REF(gRC);
+private:
+	friend class gPainter;
 	static gRC *instance;
-	
+
+#ifndef SYNC_PAINT
 	static void *thread_wrapper(void *ptr);
 	pthread_t the_thread;
+	pthread_mutex_t mutex;
+	pthread_cond_t cond;
+#endif
 	void *thread();
-	
-	eLock queuelock;
-	
-	queueRingBuffer<gOpcode> queue;
+
+	gOpcode queue[MAXSIZE];
+	int rp, wp;
+
+	eFixedMessagePump<int> m_notify_pump;
+	void recv_notify(const int &i);
 public:
 	gRC();
 	virtual ~gRC();
 
-	void submit(const gOpcode &o)
-	{
-		static int collected=0;
-		queue.enqueue(o);
-		collected++;
-		if (o.opcode==gOpcode::end)
-		{
-			queuelock.unlock(collected);
-#ifdef SYNC_PAINT
-			thread();
-#endif
-			collected=0;
-		}
-	}
+	void submit(const gOpcode &o);
 
-	static gRC &getInstance();
+	Signal0<void> notify;
+
+	static gRC *getInstance();
 };
 
+	/* gPainter is the user frontend, which in turn sends commands through gRC */
 class gPainter
 {
-	gDC &dc;
-	gRC &rc;
+	ePtr<gDC> m_dc;
+	ePtr<gRC> m_rc;
 	friend class gRC;
 
 	gOpcode *beginptr;
-			/* paint states */	
-//	std::stack<eRect, std::list<eRect> > cliparea;
-	std::stack<eRect> cliparea;
-	gFont font;
-	gColor foregroundColor, backgroundColor;
-	ePoint logicalZero;
 	void begin(const eRect &rect);
 	void end();
 public:
-	gPainter(gDC &dc, eRect rect=eRect());
+	gPainter(gDC *dc, eRect rect=eRect());
 	virtual ~gPainter();
-
+	
 	void setBackgroundColor(const gColor &color);
 	void setForegroundColor(const gColor &color);
 
-	void setFont(const gFont &font);
+	void setBackgroundColor(const gRGB &color);
+	void setForegroundColor(const gRGB &color);
+
+	void setFont(gFont *font);
+		/* flags only THESE: */
+	enum
+	{
+			// todo, make mask. you cannot align both right AND center AND block ;)
+		RT_HALIGN_LEFT = 0,  /* default */
+		RT_HALIGN_RIGHT = 1,
+		RT_HALIGN_CENTER = 2,
+		RT_HALIGN_BLOCK = 4,
+		
+		RT_VALIGN_TOP = 0,  /* default */
+		RT_VALIGN_CENTER = 8,
+		RT_VALIGN_BOTTOM = 16,
+		
+		RT_WRAP = 32
+	};
 	void renderText(const eRect &position, const std::string &string, int flags=0);
-	void renderPara(eTextPara &para, ePoint offset=ePoint(0, 0));
+	
+	void renderPara(eTextPara *para, ePoint offset=ePoint(0, 0));
 
 	void fill(const eRect &area);
+	void fill(const gRegion &area);
 	
 	void clear();
-	
-	void gPainter::blit(gPixmap *pixmap, ePoint pos, eRect clip=eRect(), int flags=0)
+
+	enum
 	{
-		gOpcode o;
-		o.dc=&dc;
-		o.opcode=gOpcode::blit;
-		pos+=logicalZero;
-		clip.moveBy(logicalZero.x(), logicalZero.y());
-		o.parm.blit=new gOpcode::para::pblit(pixmap, pos, clip);
-		o.flags=flags;
-		rc.submit(o);
-	}
+		BT_ALPHATEST = 1
+	};
+
+	void blit(gPixmap *pixmap, ePoint pos, const eRect &what=eRect(), int flags=0);
 
 	void setPalette(gRGB *colors, int start=0, int len=256);
+	void setPalette(gPixmap *source);
 	void mergePalette(gPixmap *target);
 	
 	void line(ePoint start, ePoint end);
 
-	void setLogicalZero(ePoint abs);
-	void moveLogicalZero(ePoint rel);
-	void resetLogicalZero();
+	void setOffset(ePoint abs);
+	void moveOffset(ePoint rel);
+	void resetOffset();
 	
-	void clip(eRect clip);
+	void resetClip(const gRegion &clip);
+	void clip(const gRegion &clip);
 	void clippop();
 
 	void flush();
+	
+	void waitVSync();
+	void flip();
+	void notify();
 };
 
-class gDC
-{
-protected:
-	eLock dclock;
-public:
-	virtual void exec(gOpcode *opcode)=0;
-	virtual RESULT getPixmap(ePtr<gPixmap> &)=0;
-	virtual eSize getSize()=0;
-	virtual const eRect &getClip()=0;
-	virtual gRGB getRGB(gColor col)=0;
-	virtual ~gDC();
-	void lock() { dclock.lock(1); }
-	void unlock() { dclock.unlock(1); }
-};
-
-class gPixmapDC: public gDC
+class gDC: public iObject
 {
+DECLARE_REF(gDC);
 protected:
-	ePtr<gPixmap> pixmap;
-	eRect clip;
+	ePtr<gPixmap> m_pixmap;
 
-	void exec(gOpcode *opcode);
-	gPixmapDC();
+	gColor m_foreground_color, m_background_color;
+	gRGB m_foreground_color_rgb, m_background_color_rgb;
+	ePtr<gFont> m_current_font;
+	ePoint m_current_offset;
+	
+	std::stack<gRegion> m_clip_stack;
+	gRegion m_current_clip;
+	
 public:
-	gPixmapDC(gPixmap *pixmap);
-	virtual ~gPixmapDC();
-	RESULT getPixmap(ePtr<gPixmap> &ptr) { ptr = pixmap; return 0; }
+	virtual void exec(gOpcode *opcode);
+	gDC(gPixmap *pixmap);
+	gDC();
+	virtual ~gDC();
+	gRegion &getClip() { return m_current_clip; }
+	int getPixmap(ePtr<gPixmap> &pm) { pm = m_pixmap; return 0; }
 	gRGB getRGB(gColor col);
-	const eRect &getClip() { return clip; }
-	virtual eSize getSize() { return eSize(pixmap->x, pixmap->y); }
+	virtual eSize size() { return m_pixmap->size(); }
+	virtual int islocked() { return 0; }
 };
 
 #endif