wgp.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

            }
            y = (y+zzy)&0x1FF;
            SPR_MAP+=8;
            x=xx;
            }

            break;
            case 0x40:

            x+=(zx+1);
            xx=x;

            for(ry=0;ry<8;ry++){
            zzy = zoom_dat_y[ry];
            if((y>16)&&(y<240+32)){
            ta=0;
            for(rx=0;rx<4;rx++){
            zzx = zoom_dat_x[rx];
            x = (x-zzx)&0x1FF;

            if((x>16)&&(x<320+32)){
               tb=ReadWord(&SPR_MAP[ta])&0x3FFF;
               if(GFX_OBJ_B_SOLID[tb]!=0){			// No pixels; skip
                  if(GFX_OBJ_B_SOLID[tb]==1)			// Some pixels; trans
                     Draw16x16_Trans_Mapped_ZoomXY_FlipY_Rot(&GFX_OBJ_B[tb<<8],x,y,map,zzx,zzy);
                  else						// all pixels; solid
                     Draw16x16_Mapped_ZoomXY_FlipY_Rot(&GFX_OBJ_B[tb<<8],x,y,map,zzx,zzy);
               }
            }
            ta+=2;
            }
            }
            y = (y+zzy)&0x1FF;
            SPR_MAP+=8;
            x=xx;
            }

            break;
            case 0x80:

            y+=zy;
            xx=x;

            for(ry=0;ry<8;ry++){
            zzy = zoom_dat_y[ry];
            y = (y-zzy)&0x1FF;
            if((y>16)&&(y<240+32)){
            ta=0;
            for(rx=0;rx<4;rx++){
            zzx = zoom_dat_x[rx];

            if((x>16)&&(x<320+32)){
               tb=ReadWord(&SPR_MAP[ta])&0x3FFF;
               if(GFX_OBJ_B_SOLID[tb]!=0){			// No pixels; skip
                  if(GFX_OBJ_B_SOLID[tb]==1)			// Some pixels; trans
                     Draw16x16_Trans_Mapped_ZoomXY_FlipX_Rot(&GFX_OBJ_B[tb<<8],x,y,map,zzx,zzy);
                  else						// all pixels; solid
                     Draw16x16_Mapped_ZoomXY_FlipX_Rot(&GFX_OBJ_B[tb<<8],x,y,map,zzx,zzy);
               }
            }
            ta+=2;
            x = (x+zzx)&0x1FF;
            }
            }
            SPR_MAP+=8;
            x=xx;
            }

            break;
            case 0xC0:

            x+=(zx+1);
            y+=zy;
            xx=x;

            for(ry=0;ry<8;ry++){
            zzy = zoom_dat_y[ry];
            y = (y-zzy)&0x1FF;
            if((y>16)&&(y<240+32)){
            ta=0;
            for(rx=0;rx<4;rx++){
            zzx = zoom_dat_x[rx];
            x = (x-zzx)&0x1FF;

            if((x>16)&&(x<320+32)){
               tb=ReadWord(&SPR_MAP[ta])&0x3FFF;
               if(GFX_OBJ_B_SOLID[tb]!=0){			// No pixels; skip
                  if(GFX_OBJ_B_SOLID[tb]==1)			// Some pixels; trans
                     Draw16x16_Trans_Mapped_ZoomXY_FlipXY_Rot(&GFX_OBJ_B[tb<<8],x,y,map,zzx,zzy);
                  else						// all pixels; solid
                     Draw16x16_Mapped_ZoomXY_FlipXY_Rot(&GFX_OBJ_B[tb<<8],x,y,map,zzx,zzy);
               }
            }
            ta+=2;
            }
            }
            SPR_MAP+=8;
            x=xx;
            }

            break;
            }


            }
            else{						// [32x128]

            zoom_dat_x = zoom16_ofs+(((zx<<2)|3)<<3);
            zoom_dat_y = zoom16_ofs+(zy<<3);

            SPR_MAP = OBJECT_MAP + 0x60000 + (ta<<5);

            switch(RAM[zz+5]&0xC0){
            case 0x00:

            xx=x;

            for(ry=0;ry<8;ry++){
            zzy = zoom_dat_y[ry];
            if((y>16)&&(y<240+32)){
            ta=0;
            for(rx=0;rx<2;rx++){
            zzx = zoom_dat_x[rx];

            if((x>16)&&(x<320+32)){
               tb=ReadWord(&SPR_MAP[ta])&0x3FFF;
               if(GFX_OBJ_B_SOLID[tb]!=0){			// No pixels; skip
                  if(GFX_OBJ_B_SOLID[tb]==1)			// Some pixels; trans
                     Draw16x16_Trans_Mapped_ZoomXY_Rot(&GFX_OBJ_B[tb<<8],x,y,map,zzx,zzy);
                  else						// all pixels; solid
                     Draw16x16_Mapped_ZoomXY_Rot(&GFX_OBJ_B[tb<<8],x,y,map,zzx,zzy);
               }
            }
            ta+=2;
            x = (x+zzx)&0x1FF;
            }
            }
            y = (y+zzy)&0x1FF;
            SPR_MAP+=4;
            x=xx;
            }

            break;
            case 0x40:

            x+=(zx+1);
            xx=x;

            for(ry=0;ry<8;ry++){
            zzy = zoom_dat_y[ry];
            if((y>16)&&(y<240+32)){
            ta=0;
            for(rx=0;rx<2;rx++){
            zzx = zoom_dat_x[rx];
            x = (x-zzx)&0x1FF;

            if((x>16)&&(x<320+32)){
               tb=ReadWord(&SPR_MAP[ta])&0x3FFF;
               if(GFX_OBJ_B_SOLID[tb]!=0){			// No pixels; skip
                  if(GFX_OBJ_B_SOLID[tb]==1)			// Some pixels; trans
                     Draw16x16_Trans_Mapped_ZoomXY_FlipY_Rot(&GFX_OBJ_B[tb<<8],x,y,map,zzx,zzy);
                  else						// all pixels; solid
                     Draw16x16_Mapped_ZoomXY_FlipY_Rot(&GFX_OBJ_B[tb<<8],x,y,map,zzx,zzy);
               }
            }
            ta+=2;
            }
            }
            y = (y+zzy)&0x1FF;
            SPR_MAP+=4;
            x=xx;
            }

            break;
            case 0x80:

            y+=zy;
            xx=x;

            for(ry=0;ry<8;ry++){
            zzy = zoom_dat_y[ry];
            y = (y-zzy)&0x1FF;
            if((y>16)&&(y<240+32)){
            ta=0;
            for(rx=0;rx<2;rx++){
            zzx = zoom_dat_x[rx];

            if((x>16)&&(x<320+32)){
               tb=ReadWord(&SPR_MAP[ta])&0x3FFF;
               if(GFX_OBJ_B_SOLID[tb]!=0){			// No pixels; skip
                  if(GFX_OBJ_B_SOLID[tb]==1)			// Some pixels; trans
                     Draw16x16_Trans_Mapped_ZoomXY_FlipX_Rot(&GFX_OBJ_B[tb<<8],x,y,map,zzx,zzy);
                  else						// all pixels; solid
                     Draw16x16_Mapped_ZoomXY_FlipX_Rot(&GFX_OBJ_B[tb<<8],x,y,map,zzx,zzy);
               }
            }
            ta+=2;
            x = (x+zzx)&0x1FF;
            }
            }
            SPR_MAP+=4;
            x=xx;
            }

            break;
            case 0xC0:

            x+=(zx+1);
            y+=zy;
            xx=x;

            for(ry=0;ry<8;ry++){
            zzy = zoom_dat_y[ry];
            y = (y-zzy)&0x1FF;
            if((y>16)&&(y<240+32)){
            ta=0;
            for(rx=0;rx<2;rx++){
            zzx = zoom_dat_x[rx];
            x = (x-zzx)&0x1FF;

            if((x>16)&&(x<320+32)){
               tb=ReadWord(&SPR_MAP[ta])&0x3FFF;
               if(GFX_OBJ_B_SOLID[tb]!=0){			// No pixels; skip
                  if(GFX_OBJ_B_SOLID[tb]==1)			// Some pixels; trans
                     Draw16x16_Trans_Mapped_ZoomXY_FlipXY_Rot(&GFX_OBJ_B[tb<<8],x,y,map,zzx,zzy);
                  else						// all pixels; solid
                     Draw16x16_Mapped_ZoomXY_FlipXY_Rot(&GFX_OBJ_B[tb<<8],x,y,map,zzx,zzy);
               }
            }
            ta+=2;
            }
            }
            SPR_MAP+=4;
            x=xx;
            }

            break;
            }


            }


            }

         }
      }
   }
}

void DrawWorldGrandPrix(void)
{
   int x,y,ta,zz,zzz,zzzz,x16,y16;
   //int zy,tb,tb2;
   UINT8 *map;
   //UINT32 mask_count;
   //UINT32 mask_pos[32];
   //UINT32 mask_pos_y[32];

   ClearPaletteMap();

   // Init tc0100scn emulation
   // ------------------------

   tc0100scn_layer_count = 0;
   tc0100scn[0].ctrl = ReadWord(RAM_SCROLL+12);

   // BG0
   // ---

   set_col_bank(2);
   render_tc0100scn_layer_mapped(0,0);

   // BG1
   // ---

   set_col_bank(3);
   render_tc0100scn_layer_mapped(0,1);

   // OBJECT
   // ------

   set_col_bank(1);
   if(check_layer_enabled(obj_id))
      render_z_system_sprites();

   // PIV
   // ---

   //if(check_layer_enabled(f3_bg1_id)){
   set_col_bank(2);
   MAKE_SCROLL_1024x1024_2_16(
      ReadWord(&RAM_SCROLL_2[0x06]),
      ReadWord(&RAM_SCROLL_2[0x00])
   );

   START_SCROLL_1024x1024_2_16(32,32,320,240);

      ta=ReadWord(&RAM[zz+0x22000])&0x3FFF;
      if(GFX_PIV_SOLID[ta]!=0){			// No pixels; skip

         MAP_PALETTE_MAPPED_NEW(
            ReadWord(&RAM[zz+0x32000])&0x3F,
            16,
            map
         );

         if(GFX_PIV_SOLID[ta]==1){		// Some pixels; trans
            switch(RAM[zz+0x32001]&0xC0){
               case 0x00: Draw16x16_Trans_Mapped_Rot(&GFX_PIV[ta<<8],x,y,map);        break;
               case 0x40: Draw16x16_Trans_Mapped_FlipY_Rot(&GFX_PIV[ta<<8],x,y,map);  break;
               case 0x80: Draw16x16_Trans_Mapped_FlipX_Rot(&GFX_PIV[ta<<8],x,y,map);  break;
               case 0xC0: Draw16x16_Trans_Mapped_FlipXY_Rot(&GFX_PIV[ta<<8],x,y,map); break;
            }
         }
         else{					// all pixels; solid
            switch(RAM[zz+0x32001]&0xC0){
               case 0x00: Draw16x16_Mapped_Rot(&GFX_PIV[ta<<8],x,y,map);        break;
               case 0x40: Draw16x16_Mapped_FlipY_Rot(&GFX_PIV[ta<<8],x,y,map);  break;
               case 0x80: Draw16x16_Mapped_FlipX_Rot(&GFX_PIV[ta<<8],x,y,map);  break;
               case 0xC0: Draw16x16_Mapped_FlipXY_Rot(&GFX_PIV[ta<<8],x,y,map); break;
            }
         }

      }

   END_SCROLL_1024x1024_2_16();

   //}

   // PIV
   // ---

   //if(check_layer_enabled(f3_bg1_id)){
   set_col_bank(2);
   MAKE_SCROLL_1024x1024_2_16(
      ReadWord(&RAM_SCROLL_2[0x08]),
      ReadWord(&RAM_SCROLL_2[0x02])
   );

   START_SCROLL_1024x1024_2_16(32,32,320,240);

      ta=ReadWord(&RAM[zz+0x24000])&0x3FFF;
      if(GFX_PIV_SOLID[ta]!=0){			// No pixels; skip

         MAP_PALETTE_MAPPED_NEW(
            ReadWord(&RAM[zz+0x34000])&0x3F,
            16,
            map
         );

         if(GFX_PIV_SOLID[ta]==1){		// Some pixels; trans
            switch(RAM[zz+0x34001]&0xC0){
               case 0x00: Draw16x16_Trans_Mapped_Rot(&GFX_PIV[ta<<8],x,y,map);        break;
               case 0x40: Draw16x16_Trans_Mapped_FlipY_Rot(&GFX_PIV[ta<<8],x,y,map);  break;
               case 0x80: Draw16x16_Trans_Mapped_FlipX_Rot(&GFX_PIV[ta<<8],x,y,map);  break;
               case 0xC0: Draw16x16_Trans_Mapped_FlipXY_Rot(&GFX_PIV[ta<<8],x,y,map); break;
            }
         }
         else{					// all pixels; solid
            switch(RAM[zz+0x34001]&0xC0){
               case 0x00: Draw16x16_Mapped_Rot(&GFX_PIV[ta<<8],x,y,map);        break;
               case 0x40: Draw16x16_Mapped_FlipY_Rot(&GFX_PIV[ta<<8],x,y,map);  break;
               case 0x80: Draw16x16_Mapped_FlipX_Rot(&GFX_PIV[ta<<8],x,y,map);  break;
               case 0xC0: Draw16x16_Mapped_FlipXY_Rot(&GFX_PIV[ta<<8],x,y,map); break;
            }
         }

      }

   END_SCROLL_1024x1024_2_16();

   //}

   // PIV
   // ---

   //if(check_layer_enabled(f3_bg1_id)){
   set_col_bank(2);
   MAKE_SCROLL_1024x1024_2_16(
      ReadWord(&RAM_SCROLL_2[0x0A]),
      ReadWord(&RAM_SCROLL_2[0x04])
   );

   START_SCROLL_1024x1024_2_16(32,32,320,240);

      ta=ReadWord(&RAM[zz+0x26000])&0x3FFF;
      if(GFX_PIV_SOLID[ta]!=0){			// No pixels; skip

         MAP_PALETTE_MAPPED_NEW(
            ReadWord(&RAM[zz+0x36000])&0x3F,
            16,
            map
         );

         if(GFX_PIV_SOLID[ta]==1){		// Some pixels; trans
            switch(RAM[zz+0x36001]&0xC0){
               case 0x00: Draw16x16_Trans_Mapped_Rot(&GFX_PIV[ta<<8],x,y,map);        break;
               case 0x40: Draw16x16_Trans_Mapped_FlipY_Rot(&GFX_PIV[ta<<8],x,y,map);  break;
               case 0x80: Draw16x16_Trans_Mapped_FlipX_Rot(&GFX_PIV[ta<<8],x,y,map);  break;
               case 0xC0: Draw16x16_Trans_Mapped_FlipXY_Rot(&GFX_PIV[ta<<8],x,y,map); break;
            }
         }
         else{					// all pixels; solid
            switch(RAM[zz+0x36001]&0xC0){
               case 0x00: Draw16x16_Mapped_Rot(&GFX_PIV[ta<<8],x,y,map);        break;
               case 0x40: Draw16x16_Mapped_FlipY_Rot(&GFX_PIV[ta<<8],x,y,map);  break;
               case 0x80: Draw16x16_Mapped_FlipX_Rot(&GFX_PIV[ta<<8],x,y,map);  break;
               case 0xC0: Draw16x16_Mapped_FlipXY_Rot(&GFX_PIV[ta<<8],x,y,map); break;
            }
         }

      }

   END_SCROLL_1024x1024_2_16();

   //}

   // FG0
   // ---

   set_col_bank(1);
   render_tc0100scn_layer_mapped(0,2);

   set_col_bank(0);
}