tc180vcu.c

十七种模拟器源代码 非常有用的作课程设计不可缺少的

      }

      map = &map_data[mapped[tc]];

         if(RAM_MSK[ta]==1){			// Some pixels; trans
            switch(RAM_BG[zz+3]&0xC0){
               case 0x00: Draw16x16_Trans_Mapped_ZoomXY_Rot(&RAM_GFX[ta<<8],x,y,map,zx,zy);        break;
               case 0x40: Draw16x16_Trans_Mapped_ZoomXY_FlipY_Rot(&RAM_GFX[ta<<8],x,y,map,zx,zy);  break;
               case 0x80: Draw16x16_Trans_Mapped_ZoomXY_FlipX_Rot(&RAM_GFX[ta<<8],x,y,map,zx,zy);  break;
               case 0xC0: Draw16x16_Trans_Mapped_ZoomXY_FlipXY_Rot(&RAM_GFX[ta<<8],x,y,map,zx,zy); break;
            }
         }
         else{					// all pixels; solid
            switch(RAM_BG[zz+3]&0xC0){
               case 0x00: Draw16x16_Mapped_ZoomXY_Rot(&RAM_GFX[ta<<8],x,y,map,zx,zy);        break;
               case 0x40: Draw16x16_Mapped_ZoomXY_FlipY_Rot(&RAM_GFX[ta<<8],x,y,map,zx,zy);  break;
               case 0x80: Draw16x16_Mapped_ZoomXY_FlipX_Rot(&RAM_GFX[ta<<8],x,y,map,zx,zy);  break;
               case 0xC0: Draw16x16_Mapped_ZoomXY_FlipXY_Rot(&RAM_GFX[ta<<8],x,y,map,zx,zy); break;
            }
         }

      }
      }
      }
      y = (y+zy)&OBJ_Y_MASK;
      zz -= 16;
   }while(ry--);
   x = (x+zx)&OBJ_X_MASK;
   }while(rx--);

   }while(zz>=0);

   for(ta=0;ta<map_count;ta+=16){
      MAP_PALETTE_MAPPED_NEW(
         mapping[ta>>4],
         16,
         map
      );
      for(tc=0;tc<16;tc++)
         map_bored[tc+ta]=map[tc];
   }

      GameBitmap = bitmap_store;
      init_spr16x16asm();

   for(ty=32;(UINT32)ty<32+tc0180vcu.bmp_h;ty++){
   for(tx=32;(UINT32)tx<32+tc0180vcu.bmp_w;tx++){
      GameBitmap->line[ty][tx] = map_bored[pixel_bitmap->line[ty][tx]];
   }
   }
      //blit(pixel_bitmap,GameBitmap,32,32,32,32,tc0180vcu.bmp_w,tc0180vcu.bmp_h);

   }
   else{

   zz = (num-1)<<4;
   do{

   x        = (ofs_x+ReadWord(&RAM_BG[zz+4]))&OBJ_X_MASK;
   y_store  = (ofs_y+ReadWord(&RAM_BG[zz+6]))&OBJ_Y_MASK;

   rx       = RAM_BG[zz+11]&0x1F;
   ry_store = RAM_BG[zz+10]&0x1F;

   zoom_dat_x = zoom16_ofs+(RAM_BG[zz+9]<<5);
   zoom_dat_y = zoom16_ofs+(RAM_BG[zz+8]<<5);

   tx=0;
   do{
   y  = y_store;
   ry = ry_store;
   ty = 0;
   zx = zoom_dat_x[tx++];
   do{
      zy = zoom_dat_y[ty++];

      if((x > sx_1) && (x < sx_2)){
      if((y > sy_1) && (y < sy_2)){

      ta=ReadWord(&RAM_BG[zz])&tile_mask;
      if(RAM_MSK[ta]!=0){			// No pixels; skip

      MAP_PALETTE_MAPPED_NEW(
         col_remap[2][RAM_BG[2+zz]&0x3F],
         16,
         map
      );

         if(RAM_MSK[ta]==1){			// Some pixels; trans
            switch(RAM_BG[zz+3]&0xC0){
               case 0x00: Draw16x16_Trans_Mapped_ZoomXY_Rot(&RAM_GFX[ta<<8],x,y,map,zx,zy);        break;
               case 0x40: Draw16x16_Trans_Mapped_ZoomXY_FlipY_Rot(&RAM_GFX[ta<<8],x,y,map,zx,zy);  break;
               case 0x80: Draw16x16_Trans_Mapped_ZoomXY_FlipX_Rot(&RAM_GFX[ta<<8],x,y,map,zx,zy);  break;
               case 0xC0: Draw16x16_Trans_Mapped_ZoomXY_FlipXY_Rot(&RAM_GFX[ta<<8],x,y,map,zx,zy); break;
            }
         }
         else{					// all pixels; solid
            switch(RAM_BG[zz+3]&0xC0){
               case 0x00: Draw16x16_Mapped_ZoomXY_Rot(&RAM_GFX[ta<<8],x,y,map,zx,zy);        break;
               case 0x40: Draw16x16_Mapped_ZoomXY_FlipY_Rot(&RAM_GFX[ta<<8],x,y,map,zx,zy);  break;
               case 0x80: Draw16x16_Mapped_ZoomXY_FlipX_Rot(&RAM_GFX[ta<<8],x,y,map,zx,zy);  break;
               case 0xC0: Draw16x16_Mapped_ZoomXY_FlipXY_Rot(&RAM_GFX[ta<<8],x,y,map,zx,zy); break;
            }
         }

      }
      }
      }
      y = (y+zy)&OBJ_Y_MASK;
      zz -= 16;
   }while(ry--);
   x = (x+zx)&OBJ_X_MASK;
   }while(rx--);

   }while(zz>=0);

   }
}

/******************************************************************************/

void vcu_render_bg0_r270(void)
{
   int x,y,x16,y16,zzzz,zzz,zz;
   UINT8 *map;

   UINT8 *RAM_BG;
   UINT8 *RAM_SCR;
   UINT8 *RAM_GFX;
   UINT32 tile_mask;
   UINT32 bmp_x,bmp_y,bmp_w,bmp_h;
   UINT32 scr_x,scr_y;

   RAM_BG    = tc0180vcu.RAM + 0x04000;
   RAM_SCR   = tc0180vcu.RAM + 0x13C00;
   RAM_GFX   = tc0180vcu.GFX_BG0;
   tile_mask = tc0180vcu.tile_mask;

   bmp_x = tc0180vcu.bmp_x;
   bmp_y = tc0180vcu.bmp_y;
   bmp_w = tc0180vcu.bmp_w;
   bmp_h = tc0180vcu.bmp_h;
   scr_x = tc0180vcu.scr_x;
   scr_y = tc0180vcu.scr_y;

      MAKE_SCROLL_1024x1024_2_16(
         scr_y-(ReadWord(RAM_SCR+0)),
         scr_x-(ReadWord(RAM_SCR+2))
      );

      START_SCROLL_1024x1024_2_16_R270(bmp_x,bmp_y,bmp_w,bmp_h);

         MAP_PALETTE_MAPPED_NEW(
            col_remap[0][RAM_BG[0x2000+zz]&0x3F],
            16,
            map
         );

      switch(RAM_BG[0x2000+zz]&0xC0){
         case 0x00: Draw16x16_Mapped_Rot(&RAM_GFX[(ReadWord(&RAM_BG[zz])&tile_mask)<<8],x,y,map);        break;
         case 0x80: Draw16x16_Mapped_FlipY_Rot(&RAM_GFX[(ReadWord(&RAM_BG[zz])&tile_mask)<<8],x,y,map);  break;
         case 0x40: Draw16x16_Mapped_FlipX_Rot(&RAM_GFX[(ReadWord(&RAM_BG[zz])&tile_mask)<<8],x,y,map);  break;
         case 0xC0: Draw16x16_Mapped_FlipXY_Rot(&RAM_GFX[(ReadWord(&RAM_BG[zz])&tile_mask)<<8],x,y,map); break;
      }

      END_SCROLL_1024x1024_2_16();
}

void vcu_render_bg1_r270(void)
{
   int x,y,x16,y16,zzzz,zzz,zz,ta;
   UINT8 *map;

   UINT8 *RAM_BG;
   UINT8 *RAM_SCR;
   UINT8 *RAM_GFX;
   UINT8 *RAM_MSK;
   UINT32 tile_mask;
   UINT32 bmp_x,bmp_y,bmp_w,bmp_h;
   UINT32 scr_x,scr_y;

   RAM_BG    = tc0180vcu.RAM + 0x00000;
   RAM_SCR   = tc0180vcu.RAM + 0x13800;
   RAM_GFX   = tc0180vcu.GFX_BG0;
   RAM_MSK   = tc0180vcu.GFX_BG0_MSK;
   tile_mask = tc0180vcu.tile_mask;

   bmp_x = tc0180vcu.bmp_x;
   bmp_y = tc0180vcu.bmp_y;
   bmp_w = tc0180vcu.bmp_w;
   bmp_h = tc0180vcu.bmp_h;
   scr_x = tc0180vcu.scr_x;
   scr_y = tc0180vcu.scr_y;

      MAKE_SCROLL_1024x1024_2_16(
         scr_y-(ReadWord(RAM_SCR+0)),
         scr_x-(ReadWord(RAM_SCR+2))
      );

      START_SCROLL_1024x1024_2_16_R270(bmp_x,bmp_y,bmp_w,bmp_h);

      ta=ReadWord(&RAM_BG[zz])&tile_mask;
      if(RAM_MSK[ta]!=0){			// No pixels; skip

         MAP_PALETTE_MAPPED_NEW(
            col_remap[1][RAM_BG[0x2000+zz]&0x3F],
            16,
            map
         );

         if(RAM_MSK[ta]==1){			// Some pixels; trans
            switch(RAM_BG[0x2000+zz]&0xC0){
               case 0x00: Draw16x16_Trans_Mapped_Rot(&RAM_GFX[ta<<8],x,y,map);        break;
               case 0x80: Draw16x16_Trans_Mapped_FlipY_Rot(&RAM_GFX[ta<<8],x,y,map);  break;
               case 0x40: Draw16x16_Trans_Mapped_FlipX_Rot(&RAM_GFX[ta<<8],x,y,map);  break;
               case 0xC0: Draw16x16_Trans_Mapped_FlipXY_Rot(&RAM_GFX[ta<<8],x,y,map); break;
            }
         }
         else{					// all pixels; solid
            switch(RAM_BG[0x2000+zz]&0xC0){
               case 0x00: Draw16x16_Mapped_Rot(&RAM_GFX[ta<<8],x,y,map);        break;
               case 0x80: Draw16x16_Mapped_FlipY_Rot(&RAM_GFX[ta<<8],x,y,map);  break;
               case 0x40: Draw16x16_Mapped_FlipX_Rot(&RAM_GFX[ta<<8],x,y,map);  break;
               case 0xC0: Draw16x16_Mapped_FlipXY_Rot(&RAM_GFX[ta<<8],x,y,map); break;
            }
         }

      }

      END_SCROLL_1024x1024_2_16();
}

void vcu_render_bg2_r270(void)
{
   int x,y,x16,y16,zzzz,zzz,zz,ta,tx;
   UINT8 *map;

   UINT8 *RAM_BG;
   UINT8 *RAM_SCR;
   UINT8 *GFX_BG;
   UINT8 *RAM_MSK;
   UINT32 bmp_x,bmp_y,bmp_w,bmp_h;
   UINT32 scr_x,scr_y;

   RAM_BG    = tc0180vcu.RAM + 0x08000;
   RAM_SCR   = NULL;
   GFX_BG    = tc0180vcu.GFX_BG2;
   RAM_MSK   = tc0180vcu.GFX_BG2_MSK;

   if(tc0180vcu.RAM_2){
      RAM_BG = tc0180vcu.RAM + ((ReadWord(&tc0180vcu.RAM_2[0x0C])&0x0F00)<<4);
   }

   bmp_x = tc0180vcu.bmp_x;
   bmp_y = tc0180vcu.bmp_y;
   bmp_w = tc0180vcu.bmp_w;
   bmp_h = tc0180vcu.bmp_h;
   scr_x = tc0180vcu.scr_x;
   scr_y = tc0180vcu.scr_y;

   tx = 128-(bmp_h>>2);

      MAKE_SCROLL_512x256_2_8(
         scr_y,		//-(ReadWord(RAM_SCR+0)),
         scr_x		//-(ReadWord(RAM_SCR+6))
      );

      zz=zzzz;
      for(x=bmp_x;(UINT32)x<(bmp_w+bmp_x);x+=8,zz+=tx){
      for(y=(bmp_h+bmp_y-8);(UINT32)y>=bmp_y;y-=8,zz+=2){

      ta=ReadWord(&RAM_BG[zz])&0xFFF;
      if(RAM_MSK[ta]!=0){			// No pixels; skip

         MAP_PALETTE_MAPPED_NEW(
            col_remap[3][RAM_BG[1+zz]>>4],
            16,
            map
         );

         if(RAM_MSK[ta]==1){			// Some pixels; trans
            Draw8x8_Trans_Mapped_Rot(&GFX_BG[ta<<6],x,y,map);
         }
         else{					// all pixels; solid
            Draw8x8_Mapped_Rot(&GFX_BG[ta<<6],x,y,map);
         }

      }

      }
      }
}

void vcu_render_obj_r270(int pri)
{
   int x,y,zz,ta,tx,ty;
   int rx,ry,x_store,rx_store;
   int zx,zy,tc,tp;
   UINT8 *zoom_dat_x;
   UINT8 *zoom_dat_y;
   UINT8 *map;

   UINT8 *RAM_BG;
   UINT8 *RAM_GFX;
   UINT8 *RAM_MSK;
   UINT32 tile_mask;
   int sx_1,sy_1,sx_2,sy_2;
   int ofs_x,ofs_y;

   tp=1;
   if(pri!=0) tp=0;

   RAM_BG    = tc0180vcu.RAM + 0x10000;
   RAM_GFX   = tc0180vcu.GFX_BG0;
   RAM_MSK   = tc0180vcu.GFX_BG0_MSK;
   tile_mask = tc0180vcu.tile_mask;

   sx_1      = tc0180vcu.bmp_x - 16;
   sy_1      = tc0180vcu.bmp_y - 16;
   sx_2      = tc0180vcu.bmp_x + tc0180vcu.bmp_w;
   sy_2      = tc0180vcu.bmp_y + tc0180vcu.bmp_h;
   ofs_x     = tc0180vcu.bmp_x - tc0180vcu.scr_x;
   ofs_y     = (tc0180vcu.bmp_y + tc0180vcu.bmp_h) + tc0180vcu.scr_y;

   if(tc0180vcu.RAM_2){
   if(ReadWord(&tc0180vcu.RAM_2[0x0E])&0x0100){
      pixel_blit=1;
   }
   else{
      if(pixel_blit) clear(pixel_bitmap);
      map_count=0;
      pixel_blit=0;
      memset(mapped,255,256);
   }
   }
   else{
      pixel_blit=0;
   }

   if(pixel_blit){

   if(tp==0){

      bitmap_store = GameBitmap;
      GameBitmap = pixel_bitmap;
      init_spr16x16asm();

   zz = 0x1FF0;
   do{

   y        = (ofs_y-ReadWord(&RAM_BG[zz+4]))&OBJ_X_MASK;
   x_store  = (ofs_x+ReadWord(&RAM_BG[zz+6]))&OBJ_Y_MASK;

   ry       = RAM_BG[zz+11]&0x1F;
   rx_store = RAM_BG[zz+10]&0x1F;

   zoom_dat_x = zoom16_ofs+(RAM_BG[zz+8]<<5);
   zoom_dat_y = zoom16_ofs+(RAM_BG[zz+9]<<5);

   ty = ry;
   do{
   x  = x_store;
   rx = rx_store;
   tx = 0;
   zy = zoom_dat_y[ty--];
   y  = (y-zy)&OBJ_X_MASK;
   do{
      zx = zoom_dat_x[tx++];

      if((x > sx_1) && (x < sx_2)){
      if((y > sy_1) && (y < sy_2)){

      tc = RAM_BG[2+zz]&0x3F;

      //if((tc&0x01)==tp){

      ta=ReadWord(&RAM_BG[zz])&tile_mask;
      if(RAM_MSK[ta]!=0){			// No pixels; skip

      tc = col_remap[2][tc];

      if(mapped[tc] == 255 ){
         mapped[tc] = map_count;
         mapping[map_count>>4] = tc;
         map_count += 16;
         map_count &= 255;
      }

      map = &map_data[mapped[tc]];

         if(RAM_MSK[ta]==1){			// Some pixels; trans
            switch(RAM_BG[zz+3]&0xC0){
               case 0x00: Draw16x16_Trans_Mapped_ZoomXY_Rot(&RAM_GFX[ta<<8],x,y,map,zx,zy);        break;
               case 0x80: Draw16x16_Trans_Mapped_ZoomXY_FlipY_Rot(&RAM_GFX[ta<<8],x,y,map,zx,zy);  break;
               case 0x40: Draw16x16_Trans_Mapped_ZoomXY_FlipX_Rot(&RAM_GFX[ta<<8],x,y,map,zx,zy);  break;
               case 0xC0: Draw16x16_Trans_Mapped_ZoomXY_FlipXY_Rot(&RAM_GFX[ta<<8],x,y,map,zx,zy); break;
            }
         }
         else{					// all pixels; solid
            switch(RAM_BG[zz+3]&0xC0){
               case 0x00: Draw16x16_Mapped_ZoomXY_Rot(&RAM_GFX[ta<<8],x,y,map,zx,zy);        break;
               case 0x80: Draw16x16_Mapped_ZoomXY_FlipY_Rot(&RAM_GFX[ta<<8],x,y,map,zx,zy);  break;
               case 0x40: Draw16x16_Mapped_ZoomXY_FlipX_Rot(&RAM_GFX[ta<<8],x,y,map,zx,zy);  break;
               case 0xC0: Draw16x16_Mapped_ZoomXY_FlipXY_Rot(&RAM_GFX[ta<<8],x,y,map,zx,zy); break;
            }
         }

      }//}
      }
      }
      x = (x+zx)&OBJ_Y_MASK;
      zz -= 16;
   }while(rx--);
   }while(ry--);

   }while(zz>=0);

   for(ta=0;ta<map_count;ta+=16){
      MAP_PALETTE_MAPPED_NEW(
         mapping[ta>>4],
         16,
         map
      );
      for(tc=0;tc<16;tc++)
         map_bored[tc+ta]=map[tc];
   }

      GameBitmap = bitmap_store;
      init_spr16x16asm();

   for(ty=32;(UINT32)ty<32+tc0180vcu.bmp_h;ty++){
   for(tx=32;(UINT32)tx<32+tc0180vcu.bmp_w;tx++){
      GameBitmap->line[ty][tx] = map_bored[pixel_bitmap->line[ty][tx]];
   }
   }

   }

   }
   else{

   zz = 0x1FF0;
   do{

   y        = (ofs_y-ReadWord(&RAM_BG[zz+4]))&OBJ_X_MASK;
   x_store  = (ofs_x+ReadWord(&RAM_BG[zz+6]))&OBJ_Y_MASK;

   ry       = RAM_BG[zz+11]&0x1F;
   rx_store = RAM_BG[zz+10]&0x1F;

   zoom_dat_x = zoom16_ofs+(RAM_BG[zz+8]<<5);
   zoom_dat_y = zoom16_ofs+(RAM_BG[zz+9]<<5);

   ty = ry;
   do{
   x  = x_store;
   rx = rx_store;
   tx = 0;
   zy = zoom_dat_y[ty--];
   y  = (y-zy)&OBJ_X_MASK;
   do{
      zx = zoom_dat_x[tx++];

      if((x > sx_1) && (x < sx_2)){
      if((y > sy_1) && (y < sy_2)){

      tc = RAM_BG[2+zz]&0x3F;

      if((tc&0x01)==tp){

      ta=ReadWord(&RAM_BG[zz])&tile_mask;
      if(RAM_MSK[ta]!=0){			// No pixels; skip

      MAP_PALETTE_MAPPED_NEW(
         col_remap[2][tc],
         16,
         map
      );

         if(RAM_MSK[ta]==1){			// Some pixels; trans
            switch(RAM_BG[zz+3]&0xC0){
               case 0x00: Draw16x16_Trans_Mapped_ZoomXY_Rot(&RAM_GFX[ta<<8],x,y,map,zx,zy);        break;
               case 0x80: Draw16x16_Trans_Mapped_ZoomXY_FlipY_Rot(&RAM_GFX[ta<<8],x,y,map,zx,zy);  break;
               case 0x40: Draw16x16_Trans_Mapped_ZoomXY_FlipX_Rot(&RAM_GFX[ta<<8],x,y,map,zx,zy);  break;
               case 0xC0: Draw16x16_Trans_Mapped_ZoomXY_FlipXY_Rot(&RAM_GFX[ta<<8],x,y,map,zx,zy); break;
            }
         }
         else{					// all pixels; solid
            switch(RAM_BG[zz+3]&0xC0){
               case 0x00: Draw16x16_Mapped_ZoomXY_Rot(&RAM_GFX[ta<<8],x,y,map,zx,zy);        break;
               case 0x80: Draw16x16_Mapped_ZoomXY_FlipY_Rot(&RAM_GFX[ta<<8],x,y,map,zx,zy);  break;
               case 0x40: Draw16x16_Mapped_ZoomXY_FlipX_Rot(&RAM_GFX[ta<<8],x,y,map,zx,zy);  break;
               case 0xC0: Draw16x16_Mapped_ZoomXY_FlipXY_Rot(&RAM_GFX[ta<<8],x,y,map,zx,zy); break;
            }
         }

      }}
      }
      }
      x = (x+zx)&OBJ_Y_MASK;
      zz -= 16;
   }while(rx--);
   }while(ry--);

   }while(zz>=0);

   }
}

/******************************************************************************/