spu: remove some strange rounding
[pcsx_rearmed.git] / plugins / dfsound / registers.c
index 91bcaf8..61d0b81 100644 (file)
@@ -112,6 +112,7 @@ void CALLBACK SPUwriteRegister(unsigned long reg, unsigned short val,
      //------------------------------------------------//\r
      case 14:                                          // loop?\r
        spu.s_chan[ch].pLoop=spu.spuMemC+((val&~1)<<3);\r
+       spu.s_chan[ch].bIgnoreLoop = 1;\r
        goto upd_irq;\r
      //------------------------------------------------//\r
     }\r
@@ -203,12 +204,12 @@ void CALLBACK SPUwriteRegister(unsigned long reg, unsigned short val,
       break;\r
     //-------------------------------------------------//\r
     case H_CDLeft:\r
-      spu.iLeftXAVol=val  & 0x7fff;\r
-      if(spu.cddavCallback) spu.cddavCallback(0,val);\r
+      spu.iLeftXAVol=(int16_t)val;\r
+      if(spu.cddavCallback) spu.cddavCallback(0,(int16_t)val);\r
       break;\r
     case H_CDRight:\r
-      spu.iRightXAVol=val & 0x7fff;\r
-      if(spu.cddavCallback) spu.cddavCallback(1,val);\r
+      spu.iRightXAVol=(int16_t)val;\r
+      if(spu.cddavCallback) spu.cddavCallback(1,(int16_t)val);\r
       break;\r
     //-------------------------------------------------//\r
     case H_FMod1:\r
@@ -315,7 +316,7 @@ unsigned short CALLBACK SPUreadRegister(unsigned long reg)
      return spu.spuCtrl;\r
 \r
     case H_SPUstat:\r
-     return spu.spuStat;\r
+     return (spu.spuStat & ~0x3F) | (spu.spuCtrl & 0x3F);\r
         \r
     case H_SPUaddr:\r
      return (unsigned short)(spu.spuAddr>>3);\r
@@ -351,8 +352,7 @@ static void SoundOn(int start,int end,unsigned short val)
   {\r
    if((val&1) && regAreaGet(ch,6))                     // mmm... start has to be set before key on !?!\r
     {\r
-     spu.s_chan[ch].pCurr=spu.spuMemC+((regAreaGet(ch,6)&~1)<<3); // must be block aligned\r
-     spu.s_chan[ch].pLoop=spu.spuMemC+((regAreaGet(ch,14)&~1)<<3);\r
+     spu.s_chan[ch].bIgnoreLoop = 0;\r
      spu.dwNewChannel|=(1<<ch);\r
     }\r
   }\r
@@ -484,11 +484,10 @@ static void SetPitch(int ch,unsigned short val)               // SET PITCH
  if(val>0x3fff) NP=0x3fff;                             // get pitch val\r
  else           NP=val;\r
 \r
- spu.s_chan[ch].iRawPitch=NP;\r
- spu.s_chan[ch].sinc=(NP<<4)|8;\r
- spu.s_chan[ch].sinc_inv=0;\r
- if (spu_config.iUseInterpolation == 1)\r
-  spu.SB[ch * SB_SIZE + 32] = 1; // -> freq change in simple interpolation mode: set flag\r
+ spu.s_chan[ch].iRawPitch = NP;\r
+ spu.s_chan[ch].sinc = NP << 4;\r
+ spu.s_chan[ch].sinc_inv = 0;\r
+ spu.SB[ch * SB_SIZE + 32] = 1; // -> freq change in simple interpolation mode: set flag\r
 }\r
 \r
 ////////////////////////////////////////////////////////////////////////\r