#include <lib/base/init.h>
#include <lib/base/init_num.h>
-#define MAXSIZE 1024
-
#ifndef SYNC_PAINT
void *gRC::thread_wrapper(void *ptr)
{
- nice(3);
return ((gRC*)ptr)->thread();
}
#endif
gRC *gRC::instance=0;
-gRC::gRC(): queue(2048), m_notify_pump(eApp, 0), queuelock(MAXSIZE)
+gRC::gRC(): rp(0), wp(0)
+#ifdef SYNC_PAINT
+,m_notify_pump(eApp, 0)
+#else
+,m_notify_pump(eApp, 1)
+#endif
{
ASSERT(!instance);
instance=this;
- queuelock.lock(MAXSIZE);
CONNECT(m_notify_pump.recv_msg, gRC::recv_notify);
#ifndef SYNC_PAINT
+ pthread_mutex_init(&mutex, 0);
+ pthread_cond_init(&cond, 0);
int res = pthread_create(&the_thread, 0, thread_wrapper, this);
if (res)
eFatal("RC thread couldn't be created");
#endif
}
+void gRC::submit(const gOpcode &o)
+{
+ while(1)
+ {
+#ifndef SYNC_PAINT
+ pthread_mutex_lock(&mutex);
+#endif
+ int tmp=wp;
+ tmp+=1;
+ if ( tmp == MAXSIZE )
+ tmp=0;
+ if ( tmp == rp )
+ {
+#ifndef SYNC_PAINT
+ pthread_mutex_unlock(&mutex);
+#else
+ thread();
+#endif
+ //printf("render buffer full...\n");
+ //fflush(stdout);
+ usleep(1000); // wait 1 msec
+ continue;
+ }
+ int free=rp-wp;
+ if ( free <= 0 )
+ free+=MAXSIZE;
+ queue[wp++]=o;
+ if ( wp == MAXSIZE )
+ wp = 0;
+ if (o.opcode==gOpcode::flush||o.opcode==gOpcode::shutdown||o.opcode==gOpcode::notify)
+#ifndef SYNC_PAINT
+ pthread_cond_signal(&cond); // wakeup gdi thread
+ pthread_mutex_unlock(&mutex);
+#else
+ thread(); // paint
+#endif
+ break;
+ }
+}
+
void *gRC::thread()
{
int need_notify = 0;
#ifndef SYNC_PAINT
while (1)
+ {
+ singleLock s(mutex);
#else
- while (queue.size())
-#endif
+ while (rp != wp)
{
- queuelock.lock(1);
- gOpcode& o(queue.current());
- if (o.opcode==gOpcode::shutdown)
- break;
- if (o.opcode==gOpcode::notify)
- need_notify = 1;
+#endif
+ if ( rp != wp )
+ {
+ gOpcode& o(queue[rp]);
+ if (o.opcode==gOpcode::shutdown)
+ break;
+ else if (o.opcode==gOpcode::notify)
+ need_notify = 1;
+ else
+ o.dc->exec(&o);
+ rp++;
+ if ( rp == MAXSIZE )
+ rp=0;
+ }
else
- o.dc->exec(&o);
- o.dc->Release();
- queue.dequeue();
-
- if ((!queue.size()) && need_notify)
{
- need_notify = 0;
- m_notify_pump.send(1);
+ if (need_notify)
+ {
+ need_notify = 0;
+ m_notify_pump.send(1);
+ }
+#ifndef SYNC_PAINT
+ pthread_cond_wait(&cond, &mutex);
+#endif
}
}
#ifndef SYNC_PAINT
{
gOpcode o;
+ ASSERT(pixmap);
+
o.opcode=gOpcode::blit;
o.dc = m_dc.grabRef();
pixmap->AddRef();
if (o->parm.renderText->flags & gPainter::RT_VALIGN_CENTER)
{
eRect bbox = para->getBoundBox();
- int vcentered_top = (o->parm.renderText->area.height() - bbox.height()) / 2;
+ int vcentered_top = o->parm.renderText->area.top() + ((o->parm.renderText->area.height() - bbox.height()) / 2);
int correction = vcentered_top - bbox.top();
offset += ePoint(0, correction);
}