/* * Glide64 - Glide video plugin for Nintendo 64 emulators. * Copyright (c) 2002 Dave2001 * Copyright (c) 2003-2009 Sergey 'Gonetz' Lipski * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ //**************************************************************** // // Glide64 - Glide Plugin for Nintendo 64 emulators // Project started on December 29th, 2001 // // Authors: // Dave2001, original author, founded the project in 2001, left it in 2002 // Gugaman, joined the project in 2002, left it in 2002 // Sergey 'Gonetz' Lipski, joined the project in 2002, main author since fall of 2002 // Hiroshi 'KoolSmoky' Morii, joined the project in 2007 // //**************************************************************** // // To modify Glide64: // * Write your name and (optional)email, commented by your work, so I know who did it, and so that you can find which parts you modified when it comes time to send it to me. // * Do NOT send me the whole project or file that you modified. Take out your modified code sections, and tell me where to put them. If people sent the whole thing, I would have many different versions, but no idea how to combine them all. // //**************************************************************** extern "C" void __declspec(naked) asmTexConv_ARGB1555_ARGB4444(wxUIntPtr src, wxUIntPtr dst, int isize) { _asm { align 4 push ebp mov ebp, esp push ebx push esi push edi mov esi,[src] mov edi,[dst] mov ecx,[isize] tc1_loop: mov eax,[esi] add esi,4 // arrr rrgg gggb bbbb // aaaa rrrr gggg bbbb mov edx,eax and eax,0x80008000 mov ebx,eax // ebx = 0xa000000000000000 shr eax,1 or ebx,eax // ebx = 0xaa00000000000000 shr eax,1 or ebx,eax // ebx = 0xaaa0000000000000 shr eax,1 or ebx,eax // ebx = 0xaaaa000000000000 mov eax,edx and eax,0x78007800 // eax = 0x0rrrr00000000000 shr eax,3 // eax = 0x0000rrrr00000000 or ebx,eax // ebx = 0xaaaarrrr00000000 mov eax,edx and eax,0x03c003c0 // eax = 0x000000gggg000000 shr eax,2 // eax = 0x00000000gggg0000 or ebx,eax // ebx = 0xaaaarrrrgggg0000 and edx,0x001e001e // edx = 0x00000000000bbbb0 shr edx,1 // edx = 0x000000000000bbbb or ebx,edx // ebx = 0xaaaarrrrggggbbbb mov [edi],ebx add edi,4 dec ecx jnz tc1_loop pop edi pop esi pop ebx mov esp, ebp pop ebp ret } } extern "C" void __declspec(naked) asmTexConv_AI88_ARGB4444(wxUIntPtr src, wxUIntPtr dst, int isize) { _asm { align 4 push ebp mov ebp, esp push ebx push esi push edi mov esi,[src] mov edi,[dst] mov ecx,[isize] tc1_loop: mov eax,[esi] add esi,4 // aaaa aaaa iiii iiii // aaaa rrrr gggg bbbb mov edx,eax and eax,0xF000F000 // eax = 0xaaaa000000000000 mov ebx,eax // ebx = 0xaaaa000000000000 and edx,0x00F000F0 // edx = 0x00000000iiii0000 shl edx,4 // edx = 0x0000iiii00000000 or ebx,edx // ebx = 0xaaaaiiii00000000 shr edx,4 // edx = 0x00000000iiii0000 or ebx,edx // ebx = 0xaaaaiiiiiiii0000 shr edx,4 // edx = 0x000000000000iiii or ebx,edx // ebx = 0xaaaaiiiiiiiiiiii mov [edi],ebx add edi,4 dec ecx jnz tc1_loop pop edi pop esi pop ebx mov esp, ebp pop ebp ret } } extern "C" void __declspec(naked) asmTexConv_AI44_ARGB4444(wxUIntPtr src, wxUIntPtr dst, int isize) { _asm { align 4 push ebp mov ebp, esp push ebx push esi push edi mov esi,[src] mov edi,[dst] mov ecx,[isize] tc1_loop: mov eax,[esi] add esi,4 // aaaa3 iiii3 aaaa2 iiii2 aaaa1 iiii1 aaaa0 iiii0 // aaaa1 rrrr1 gggg1 bbbb1 aaaa0 rrrr0 gggg0 bbbb0 // aaaa3 rrrr3 gggg3 bbbb3 aaaa2 rrrr2 gggg2 bbbb2 mov edx,eax // eax = aaaa3 iiii3 aaaa2 iiii2 aaaa1 iiii1 aaaa0 iiii0 shl eax,16 // eax = aaaa1 iiii1 aaaa0 iiii0 0000 0000 0000 0000 and eax,0xFF000000 // eax = aaaa1 iiii1 0000 0000 0000 0000 0000 0000 mov ebx,eax // ebx = aaaa1 iiii1 0000 0000 0000 0000 0000 0000 and eax,0x0F000000 // eax = 0000 iiii1 0000 0000 0000 0000 0000 0000 shr eax,4 // eax = 0000 0000 iiii1 0000 0000 0000 0000 0000 or ebx,eax // ebx = aaaa1 iiii1 iiii1 0000 0000 0000 0000 0000 shr eax,4 // eax = 0000 0000 0000 iiii1 0000 0000 0000 0000 or ebx,eax // ebx = aaaa1 iiii1 iiii1 iiii1 0000 0000 0000 0000 mov eax,edx // eax = aaaa3 iiii3 aaaa2 iiii2 aaaa1 iiii1 aaaa0 iiii0 shl eax,8 // eax = aaaa2 iiii2 aaaa1 iiii1 aaaa0 iiii0 0000 0000 and eax,0x0000FF00 // eax = 0000 0000 0000 0000 aaaa0 iiii0 0000 0000 or ebx,eax // ebx = aaaa1 iiii1 iiii1 iiii1 aaaa0 iiii0 0000 0000 and eax,0x00000F00 // eax = 0000 0000 0000 0000 0000 iiii0 0000 0000 shr eax,4 // eax = 0000 0000 0000 0000 0000 0000 iiii0 0000 or ebx,eax // ebx = aaaa1 iiii1 iiii1 iiii1 aaaa0 iiii0 iiii0 0000 shr eax,4 // eax = 0000 0000 0000 0000 0000 0000 0000 iiii0 or ebx,eax // ebx = aaaa1 iiii1 iiii1 iiii1 aaaa0 iiii0 iiii0 iiii0 mov [edi],ebx add edi,4 mov eax,edx // eax = aaaa3 iiii3 aaaa2 iiii2 aaaa1 iiii1 aaaa0 iiii0 and eax,0xFF000000 // eax = aaaa3 iiii3 0000 0000 0000 0000 0000 0000 mov ebx,eax // ebx = aaaa3 iiii3 0000 0000 0000 0000 0000 0000 and eax,0x0F000000 // eax = 0000 iiii3 0000 0000 0000 0000 0000 0000 shr eax,4 // eax = 0000 0000 iiii3 0000 0000 0000 0000 0000 or ebx,eax // ebx = aaaa3 iiii3 iiii3 0000 0000 0000 0000 0000 shr eax,4 // eax = 0000 0000 0000 iiii3 0000 0000 0000 0000 or ebx,eax // ebx = aaaa3 iiii3 iiii3 iiii3 0000 0000 0000 0000 // edx = aaaa3 iiii3 aaaa2 iiii2 aaaa1 iiii1 aaaa0 iiii0 shr edx,8 // edx = 0000 0000 aaaa3 aaaa3 aaaa2 iiii2 aaaa1 iiii1 and edx,0x0000FF00 // edx = 0000 0000 0000 0000 aaaa2 iiii2 0000 0000 or ebx,edx // ebx = aaaa3 iiii3 iiii3 iiii3 aaaa2 iiii2 0000 0000 and edx,0x00000F00 // edx = 0000 0000 0000 0000 0000 iiii2 0000 0000 shr edx,4 // edx = 0000 0000 0000 0000 0000 0000 iiii2 0000 or ebx,edx // ebx = aaaa3 iiii3 iiii3 iiii3 aaaa2 iiii2 iiii2 0000 shr edx,4 // edx = 0000 0000 0000 0000 0000 0000 0000 iiii2 or ebx,edx // ebx = aaaa3 iiii3 iiii3 iiii3 aaaa2 iiii2 iiii2 iiii2 mov [edi],ebx add edi,4 dec ecx jnz tc1_loop pop edi pop esi pop ebx mov esp, ebp pop ebp ret } } extern "C" void __declspec(naked) asmTexConv_A8_ARGB4444(wxUIntPtr src, wxUIntPtr dst, int isize) { _asm { align 4 push ebp mov ebp, esp push ebx push esi push edi mov esi,[src] mov edi,[dst] mov ecx,[isize] tc1_loop: mov eax,[esi] add esi,4 // aaaa3 aaaa3 aaaa2 aaaa2 aaaa1 aaaa1 aaaa0 aaaa0 // aaaa1 rrrr1 gggg1 bbbb1 aaaa0 rrrr0 gggg0 bbbb0 // aaaa3 rrrr3 gggg3 bbbb3 aaaa2 rrrr2 gggg2 bbbb2 mov edx,eax and eax,0x0000F000 // eax = 00 00 00 00 a1 00 00 00 shl eax,16 // eax = a1 00 00 00 00 00 00 00 mov ebx,eax // ebx = a1 00 00 00 00 00 00 00 shr eax,4 or ebx,eax // ebx = a1 a1 00 00 00 00 00 00 shr eax,4 or ebx,eax // ebx = a1 a1 a1 00 00 00 00 00 shr eax,4 or ebx,eax // ebx = a1 a1 a1 a1 00 00 00 00 mov eax,edx and eax,0x000000F0 // eax = 00 00 00 00 00 00 a0 00 shl eax,8 // eax = 00 00 00 00 a0 00 00 00 or ebx,eax shr eax,4 or ebx,eax shr eax,4 or ebx,eax shr eax,4 or ebx,eax // ebx = a1 a1 a1 a1 a0 a0 a0 a0 mov [edi],ebx add edi,4 mov eax,edx // eax = a3 a3 a2 a2 a1 a1 a0 a0 and eax,0xF0000000 // eax = a3 00 00 00 00 00 00 00 mov ebx,eax // ebx = a3 00 00 00 00 00 00 00 shr eax,4 or ebx,eax // ebx = a3 a3 00 00 00 00 00 00 shr eax,4 or ebx,eax // ebx = a3 a3 a3 00 00 00 00 00 shr eax,4 or ebx,eax // ebx = a3 a3 a3 a3 00 00 00 00 and edx,0x00F00000 // eax = 00 00 a2 00 00 00 00 00 shr edx,8 // eax = 00 00 00 00 a2 00 00 00 or ebx,edx shr edx,4 or ebx,edx shr edx,4 or ebx,edx shr edx,4 or ebx,edx // ebx = a3 a3 a3 a3 a2 a2 a2 a2 mov [edi],ebx add edi,4 dec ecx jnz tc1_loop pop edi pop esi pop ebx mov esp, ebp pop ebp ret } } void TexConv_ARGB1555_ARGB4444 (wxUIntPtr src, wxUIntPtr dst, int width, int height) { int size = (width * height) >> 1; // Hiroshi Morii // 2 pixels are converted in one loop // NOTE: width * height must be a multiple of 2 asmTexConv_ARGB1555_ARGB4444(src, dst, size); } void TexConv_AI88_ARGB4444 (wxUIntPtr src, wxUIntPtr dst, int width, int height) { int size = (width * height) >> 1; // Hiroshi Morii // 2 pixels are converted in one loop // NOTE: width * height must be a multiple of 2 asmTexConv_AI88_ARGB4444(src, dst, size); } void TexConv_AI44_ARGB4444 (wxUIntPtr src, wxUIntPtr dst, int width, int height) { int size = (width * height) >> 2; // Hiroshi Morii // 4 pixels are converted in one loop // NOTE: width * height must be a multiple of 4 asmTexConv_AI44_ARGB4444(src, dst, size); } void TexConv_A8_ARGB4444 (wxUIntPtr src, wxUIntPtr dst, int width, int height) { int size = (width * height) >> 2; // Hiroshi Morii // 4 pixels are converted in one loop // NOTE: width * height must be a multiple of 4 asmTexConv_A8_ARGB4444(src, dst, size); }