spu: try to improve timing

[pcsx_rearmed.git] / plugins / dfsound / externals.h

diff --git a/plugins/dfsound/externals.h b/plugins/dfsound/externals.h
index 1cfef66..f3fbc67 100644 (file)
--- a/plugins/dfsound/externals.h
+++ b/plugins/dfsound/externals.h
@@ -15,6 +15,9 @@
  *                                                                         *\r
  ***************************************************************************/\r
 \r
+#ifndef __P_SOUND_EXTERNALS_H__\r
+#define __P_SOUND_EXTERNALS_H__\r
+\r
 #include <stdint.h>\r
 \r
 /////////////////////////////////////////////////////////\r
@@ -114,8 +117,15 @@ typedef struct
  unsigned int      bFMod:2;                            // freq mod (0=off, 1=sound channel, 2=freq channel)\r
  unsigned int      prevflags:3;                        // flags from previous block\r
  unsigned int      bIgnoreLoop:1;                      // Ignore loop\r
- int               iLeftVolume;                        // left volume\r
- int               iRightVolume;                       // right volume\r
+ unsigned int      bNewPitch:1;                        // pitch changed\r
+ unsigned int      bStarting:1;                        // starting after keyon\r
+ union {\r
+  struct {\r
+   int             iLeftVolume;                        // left volume\r
+   int             iRightVolume;                       // right volume\r
+  };\r
+  int              iVolume[2];\r
+ };\r
  ADSRInfoEx        ADSRX;\r
  int               iRawPitch;                          // raw pitch (0...3fff)\r
 } SPUCHAN;\r
@@ -188,6 +198,7 @@ typedef struct
  unsigned char * pSpuIrq;\r
 \r
  unsigned int    cycles_played;\r
+ unsigned int    cycles_dma_end;\r
  int             decode_pos;\r
  int             decode_dirty_ch;\r
  unsigned int    bSpuInit:1;\r
@@ -231,7 +242,6 @@ typedef struct
  int           * SB;\r
  int           * SSumLR;\r
 \r
- int             pad[29];\r
  unsigned short  regArea[0x400];\r
 } SPUInfo;\r
 \r
@@ -250,12 +260,14 @@ extern SPUInfo spu;
 \r
 void do_samples(unsigned int cycles_to, int do_sync);\r
 void schedule_next_irq(void);\r
+void check_irq_io(unsigned int addr);\r
 \r
-#define do_samples_if_needed(c, sync) \\r
+#define do_samples_if_needed(c, sync, samples) \\r
  do { \\r
-  if (sync || (int)((c) - spu.cycles_played) >= 16 * 768) \\r
+  if (sync || (int)((c) - spu.cycles_played) >= (samples) * 768) \\r
    do_samples(c, sync); \\r
  } while (0)\r
 \r
 #endif\r
 \r
+#endif /* __P_SOUND_EXTERNALS_H__ */\r