pandory500/redquark-amiberry-rb
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Use render thread in drawing for SDL2 also (small performance boost)

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This commit is contained in:
Dimitris Panokostas 2017-12-27 21:46:24 +01:00
parent 567caa3a4f
commit c602ee63e3
1 changed files with 5 additions and 12 deletions
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17
src/drawing.cpp
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@ -2054,20 +2054,15 @@ bool vsync_handle_check(void)
void vsync_handle_redraw(void)
{
if (framecnt == 0) {
#ifdef USE_SDL1
if (render_tid) {
while (render_thread_busy)
sleep_millis(1);
write_comm_pipe_u32(render_pipe, RENDER_SIGNAL_FRAME_DONE, 1);
uae_sem_wait(&render_sem);
}
#elif USE_SDL2
finish_drawing_frame();
#endif
}
if (quit_program < 0) {
#ifdef USE_SDL1
if (render_tid) {
while (render_thread_busy)
sleep_millis(1);
@ -2081,7 +2076,6 @@ void vsync_handle_redraw(void)
uae_sem_destroy(&render_sem);
render_sem = 0;
}
#endif
quit_program = -quit_program;
set_inhibit_frame(IHF_QUIT_PROGRAM);
@ -2103,7 +2097,7 @@ void hsync_record_line_state(int lineno)
return;
linestate_first_undecided = lineno + 1;
#ifdef USE_SDL1
if (render_tid && linestate_first_undecided > 3 && !render_thread_busy) {
if (currprefs.gfx_vresolution) {
if (!(linestate_first_undecided & 0x3e))
@ -2112,7 +2106,6 @@ void hsync_record_line_state(int lineno)
else if (!(linestate_first_undecided & 0x1f))
write_comm_pipe_u32(render_pipe, RENDER_SIGNAL_PARTIAL, 1);
}
#endif
}
bool notice_interlace_seen(bool lace)
@ -2160,7 +2153,7 @@ static void gen_direct_drawing_table(void)
direct_colors_for_drawing.acolors[i] = CONVERT_RGB(v);
}
}
#ifdef USE_SDL1
static void *render_thread(void *unused)
{
for (;;) {
@ -2183,13 +2176,13 @@ static void *render_thread(void *unused)
}
}
}
#endif
void drawing_init(void)
{
gen_pfield_tables();
gen_direct_drawing_table();
#ifdef USE_SDL1
if (render_pipe == 0) {
render_pipe = xmalloc(smp_comm_pipe, 1);
init_comm_pipe(render_pipe, 20, 1);
@ -2200,7 +2193,7 @@ void drawing_init(void)
if (render_tid == 0 && render_pipe != 0 && render_sem != 0) {
uae_start_thread(_T("render"), render_thread, NULL, &render_tid);
}
#endif
#ifdef PICASSO96
if (!isrestore()) {
picasso_on = 0;