make OSS detect blocking, adjust audio API

[picodrive.git] / platform / common / emu.c

diff --git a/platform/common/emu.c b/platform/common/emu.c
index 8e5a8d5..822d7aa 100644 (file)
--- a/platform/common/emu.c
+++ b/platform/common/emu.c
@@ -1350,6 +1350,26 @@ static void mkdir_path(char *path_with_reserve, int pos, const char *name)
                lprintf("failed to create: %s\n", path_with_reserve);\r
 }\r
 \r
+void emu_cmn_forced_frame(int no_scale, int do_emu)\r
+{\r
+       int po_old = PicoOpt;\r
+\r
+       memset32(g_screen_ptr, 0, g_screen_width * g_screen_height * 2 / 4);\r
+\r
+       PicoOpt |= POPT_ACC_SPRITES;\r
+       if (!no_scale)\r
+               PicoOpt |= POPT_EN_SOFTSCALE;\r
+\r
+       PicoDrawSetOutFormat(PDF_RGB555, 1);\r
+       Pico.m.dirtyPal = 1;\r
+       if (do_emu)\r
+               PicoFrame();\r
+       else\r
+               PicoFrameDrawOnly();\r
+\r
+       PicoOpt = po_old;\r
+}\r
+\r
 void emu_init(void)\r
 {\r
        char path[512];\r