MAME:NEOGEO 把高频sprite频处理从优化后的指针化的unsafe数组，循环直接改为指针推进，避免重新计算地址，争取到了一些性能
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4914db1b54
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@ -354,7 +354,8 @@ namespace MAME.Core
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/// <param name="scanline"></param>
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unsafe private static void draw_sprites(int iBitmap, int scanline)
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{
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int pixel_addr_offsety = scanline;
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int pixel_addr_offsety_x_384 = pixel_addr_offsety * 384;
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fixed (ushort* videoramPtr = &neogeo_videoram[0])
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//fixed (int* bitmapbasePtr = &Video.bitmapbaseN_Ptrs[iBitmap][0])
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fixed (byte* spriteGfxPtr = &sprite_gfx[0])
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@ -499,55 +500,70 @@ namespace MAME.Core
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{
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x_inc = 1;
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}
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int pixel_addr_offsetx, pixel_addr_offsety;
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int pixel_addr_offsety_x_384 = scanline * 384;
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//int pixel_addr_offsetx;
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if (x <= 0x01f0)
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{
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int i;
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pixel_addr_offsetx = x + NEOGEO_HBEND;
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pixel_addr_offsety = scanline;
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//pixel_addr_offsetx = x + NEOGEO_HBEND;
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int* pixel_ptr = &bitmapbase[pixel_addr_offsety_x_384 + x + NEOGEO_HBEND];
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int* zoom_x_tablePtr = &zoom_x_tables[zoom_x_table_offset];
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byte* spriteGfx_offset_Ptr = &spriteGfx[gfx_offset];
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for (i = 0; i < 0x10; i++)
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{
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//if (zoom_x_tables[zoom_x, zoom_x_table_offset] != 0)
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if (zoom_x_tables[zoom_x_table_offset] != 0)
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//if (zoom_x_tables[zoom_x_table_offset] != 0)
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if (*zoom_x_tablePtr != 0)
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{
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//if (sprite_gfx[gfx_offset] != 0)
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if (spriteGfx[gfx_offset] != 0)
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//if (spriteGfx[gfx_offset] != 0)
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if (*spriteGfx_offset_Ptr != 0)
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{
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//Video.bitmapbaseN_Ptrs[iBitmap][pixel_addr_offsety * 384 + pixel_addr_offsetx] = pens[line_pens_offset + sprite_gfx[gfx_offset]];
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bitmapbase[pixel_addr_offsety_x_384 + pixel_addr_offsetx] = pens[line_pens_offset + spriteGfx[gfx_offset]];
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//bitmapbase[pixel_addr_offsety_x_384 + pixel_addr_offsetx] = pens[line_pens_offset + spriteGfx[gfx_offset]];
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*pixel_ptr = pens[line_pens_offset + *spriteGfx_offset_Ptr];
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}
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pixel_addr_offsetx++;
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//pixel_addr_offsetx++;
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pixel_ptr++;
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}
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zoom_x_table_offset++;
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gfx_offset += x_inc;
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//zoom_x_table_offset++;
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zoom_x_tablePtr++;
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//gfx_offset += x_inc;
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spriteGfx_offset_Ptr += x_inc;
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}
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}
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else
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{
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int i;
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int x_save = x;
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pixel_addr_offsetx = NEOGEO_HBEND;
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pixel_addr_offsety = scanline;
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//pixel_addr_offsetx = NEOGEO_HBEND;
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int* pixel_ptr = &bitmapbase[pixel_addr_offsety_x_384 + NEOGEO_HBEND];
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int* zoom_x_tablePtr = &zoom_x_tables[zoom_x_table_offset];
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byte* spriteGfx_offset_Ptr = &spriteGfx[gfx_offset];
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for (i = 0; i < 0x10; i++)
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{
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//if (zoom_x_tables[zoom_x, zoom_x_table_offset] != 0)
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if (zoom_x_tables[zoom_x_table_offset] != 0)
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//if (zoom_x_tables[zoom_x_table_offset] != 0)
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if (*zoom_x_tablePtr != 0)
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{
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if (x >= 0x200)
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{
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//if (sprite_gfx[gfx_offset] != 0)
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if (spriteGfx[gfx_offset] != 0)
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//if (spriteGfx[gfx_offset] != 0)
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if (*spriteGfx_offset_Ptr != 0)
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{
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//Video.bitmapbaseN_Ptrs[iBitmap][pixel_addr_offsety * 384 + pixel_addr_offsetx] = pens[line_pens_offset + sprite_gfx[gfx_offset]];
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bitmapbase[pixel_addr_offsety_x_384 + pixel_addr_offsetx] = pens[line_pens_offset + spriteGfx[gfx_offset]];
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//bitmapbase[pixel_addr_offsety_x_384 + pixel_addr_offsetx] = pens[line_pens_offset + spriteGfx[gfx_offset]];
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*pixel_ptr = pens[line_pens_offset + *spriteGfx_offset_Ptr];
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}
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pixel_addr_offsetx++;
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//pixel_addr_offsetx++;
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pixel_ptr++;
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}
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x++;
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}
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zoom_x_table_offset++;
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gfx_offset += x_inc;
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//zoom_x_table_offset++;
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zoom_x_tablePtr++;
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//gfx_offset += x_inc;
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spriteGfx_offset_Ptr += x_inc;
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}
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x = x_save;
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}
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@ -796,79 +812,91 @@ namespace MAME.Core
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static int[] garouoffsets = new int[32];
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private static void draw_fixed_layer(int iBitmap, int scanline)
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{
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int i, j, x, y;
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byte[] gfx_base;
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//int[] garouoffsets = new int[32], pix_offsets = new int[] { 0x10, 0x18, 0x00, 0x08 };
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int addr_mask;
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int gfx_offset, char_pens_offset;
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byte data;
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bool banked;
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int garoubank, k, code;
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ushort code_and_palette;
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if (fixed_layer_source != 0)
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fixed (ushort* videoramPtr = &neogeo_videoram[0])
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{
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gfx_base = fixedrom;
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addr_mask = fixedrom.Length - 1;
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}
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else
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{
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gfx_base = fixedbiosrom;
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addr_mask = fixedbiosrom.Length - 1;
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}
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int video_data_offset = 0x7000 | (scanline >> 3);
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banked = (fixed_layer_source != 0) && (addr_mask > 0x1ffff);
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if (banked && neogeo_fixed_layer_bank_type == 1)
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{
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garoubank = 0;
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k = 0;
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y = 0;
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while (y < 32)
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int* bitmapbase = &Video.bitmapbaseN_Ptrs[iBitmap][0];
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int scanline_x_384 = 384 * scanline;
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int i, j, x, y;
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byte[] gfx_base;
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//int[] garouoffsets = new int[32], pix_offsets = new int[] { 0x10, 0x18, 0x00, 0x08 };
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int addr_mask;
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int gfx_offset, char_pens_offset;
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byte data;
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bool banked;
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int garoubank, k, code;
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ushort code_and_palette;
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if (fixed_layer_source != 0)
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{
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if (neogeo_videoram[0x7500 + k] == 0x0200 && (neogeo_videoram[0x7580 + k] & 0xff00) == 0xff00)
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gfx_base = fixedrom;
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addr_mask = fixedrom.Length - 1;
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}
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else
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{
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gfx_base = fixedbiosrom;
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addr_mask = fixedbiosrom.Length - 1;
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}
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int video_data_offset = 0x7000 | (scanline >> 3);
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banked = (fixed_layer_source != 0) && (addr_mask > 0x1ffff);
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if (banked && neogeo_fixed_layer_bank_type == 1)
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{
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garoubank = 0;
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k = 0;
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y = 0;
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while (y < 32)
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{
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garoubank = neogeo_videoram[0x7580 + k] & 3;
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if (videoramPtr[0x7500 + k] == 0x0200 && (videoramPtr[0x7580 + k] & 0xff00) == 0xff00)
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{
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garoubank = videoramPtr[0x7580 + k] & 3;
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garouoffsets[y++] = garoubank;
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}
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garouoffsets[y++] = garoubank;
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k += 2;
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}
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garouoffsets[y++] = garoubank;
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k += 2;
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}
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}
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for (x = 0; x < 40; x++)
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{
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code_and_palette = neogeo_videoram[video_data_offset];
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code = code_and_palette & 0x0fff;
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if (banked)
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y = scanline >> 3;
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int temp_yvale = 0x7500 + ((y - 1) & 31);
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for (x = 0; x < 40; x++)
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{
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y = scanline >> 3;
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switch (neogeo_fixed_layer_bank_type)
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code_and_palette = videoramPtr[video_data_offset];
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code = code_and_palette & 0x0fff;
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if (banked)
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{
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case 1:
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code += 0x1000 * (garouoffsets[(y - 2) & 31] ^ 3);
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break;
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case 2:
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code += 0x1000 * (((neogeo_videoram[0x7500 + ((y - 1) & 31) + 32 * (x / 6)] >> (5 - (x % 6)) * 2) & 3) ^ 3);
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break;
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//y = scanline >> 3;
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switch (neogeo_fixed_layer_bank_type)
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{
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case 1:
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code += 0x1000 * (garouoffsets[(y - 2) & 31] ^ 3);
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break;
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case 2:
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code += 0x1000 * (((videoramPtr[temp_yvale + 32 * (x / 6)] >> (5 - (x % 6)) * 2) & 3) ^ 3);
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break;
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}
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}
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data = 0;
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gfx_offset = ((code << 5) | (scanline & 0x07)) & addr_mask;
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char_pens_offset = code_and_palette >> 12 << 4;
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int temp_xval = scanline_x_384 + 30 + x * 8;
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for (i = 0; i < 8; i++)
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{
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if ((i & 0x01) != 0)
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{
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data = (byte)(data >> 4);
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}
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else
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{
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data = gfx_base[gfx_offset + pix_offsets[i >> 1]];
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}
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if ((data & 0x0f) != 0)
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{
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bitmapbase[/*scanline_x_384 + 30 + x * 8*/temp_xval + i] = pens[char_pens_offset + (data & 0x0f)];
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}
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}
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video_data_offset += 0x20;
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}
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data = 0;
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gfx_offset = ((code << 5) | (scanline & 0x07)) & addr_mask;
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char_pens_offset = code_and_palette >> 12 << 4;
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for (i = 0; i < 8; i++)
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{
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if ((i & 0x01) != 0)
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{
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data = (byte)(data >> 4);
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}
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else
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{
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data = gfx_base[gfx_offset + pix_offsets[i >> 1]];
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}
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if ((data & 0x0f) != 0)
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{
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Video.bitmapbaseN_Ptrs[iBitmap][384 * scanline + 30 + x * 8 + i] = pens[char_pens_offset + (data & 0x0f)];
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}
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}
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video_data_offset += 0x20;
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}
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}
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private static void optimize_sprite_data()
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@ -544,6 +544,9 @@ namespace MAME.Core
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}
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OPN.refresh_fc_eg_chan(F2610.OPN.type, 4);
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OPN.refresh_fc_eg_chan(F2610.OPN.type, 5);
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int* streamoutput_0_offset_ptr = &Sound.ym2610stream.streamoutput_Ptrs[0][offset];
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int* streamoutput_1_offset_ptr = &Sound.ym2610stream.streamoutput_Ptrs[1][offset];
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for (i = 0; i < length; i++)
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{
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OPN.advance_lfo();
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@ -601,8 +604,12 @@ namespace MAME.Core
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lt = Math.Max(lt, -32768);
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rt = Math.Min(rt, 32767);
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rt = Math.Max(rt, -32768);
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Sound.ym2610stream.streamoutput_Ptrs[0][offset + i] = lt;
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Sound.ym2610stream.streamoutput_Ptrs[1][offset + i] = rt;
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//Sound.ym2610stream.streamoutput_Ptrs[0][offset + i] = lt;
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*streamoutput_0_offset_ptr = lt;
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streamoutput_0_offset_ptr++;
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//Sound.ym2610stream.streamoutput_Ptrs[1][offset + i] = rt;
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*streamoutput_1_offset_ptr = rt;
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streamoutput_1_offset_ptr++;
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}
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}
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public void ym2610b_update_one(int offset, int length)
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