mirror of
https://github.com/libretro/scummvm.git
synced 2024-12-22 18:02:05 +00:00
3ca3f07cdd
full redraw. (We still do that by updating the entire screen every frame, but that could possibly change in the future.) As an added bonus, I can now see all the glitches of the English version's intro in full ScummTechniVMColor. :-) svn-id: r26672
660 lines
14 KiB
C++
660 lines
14 KiB
C++
/* ScummVM - Scumm Interpreter
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* Copyright (C) 2006 The ScummVM project
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*
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* cinE Engine is (C) 2004-2005 by CinE Team
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* $URL$
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* $Id$
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*
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*/
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#include "common/stdafx.h"
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#include "common/system.h"
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#include "cruise/cruise_main.h"
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namespace Cruise {
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uint8 page00[320 * 200];
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uint8 page10[320 * 200];
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char screen[320 * 200];
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palEntry lpalette[256];
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short globalAtariScreen[320 * 200 / 4];
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int palDirtyMin = 256;
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int palDirtyMax = -1;
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gfxModuleDataStruct gfxModuleData = {
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0, // field_1
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0, // use Tandy
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0, // use EGA
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1, // use VGA
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page00, // pPage00
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page10, // pPage10
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};
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void gfxModuleData_gfxClearFrameBuffer(uint8 *ptr) {
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memset(ptr, 0, 64000);
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}
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void gfxModuleData_gfxCopyScreen(char *sourcePtr, char *destPtr) {
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memcpy(destPtr, sourcePtr, 64000);
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}
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void outputBit(char *buffer, int bitPlaneNumber, uint8 data) {
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*(buffer + (8000 * bitPlaneNumber)) = data;
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}
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void gfxModuleData_field_60(char *sourcePtr, int width, int height,
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char *destPtr, int x, int y) {
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/*
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* int loc_1064;
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* int loc_10AA;
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* int loc_10AD;
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* int loc_10C5;
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* int loc_10DF;
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* int loc_10EC;
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* int loc_1147;
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* int loc_114B;
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* int loc_117C = 0xF8;
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* int loc_11DC;
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* int loc_1277;
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* int loc_12D9;
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* int loc_12DD;
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*
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* int loc_11E7;
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* int loc_127A;
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* int loc_1203;
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* int loc_122B;
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* int loc_117F;
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* int loc_11EF;
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* int loc_1217;
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* int loc_12E1;
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*
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* int tempSwap;
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*
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* int cx;
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* int bp;
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* int bpSave;
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*
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* char* diPtr;
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* char* siPtr;
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*
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* int direction = 1;
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* int dx = height;
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* int ax = width;
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* int es = ax << 1;
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* int bx = 0;
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* int di = 199;
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* int si;
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*
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* ax = y;
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* si = 0;
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*
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* if(y>199) // out of screen vertically
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* return;
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*
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* if(y<0) // cropped on the top
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* {
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* cx = bx;
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* bx -= ax;
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* dx -= bx;
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* if(dx <= 0)
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* {
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* return;
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* }
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* ax = es; // es = size of a line ?
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* ax*=(bx&0xFF); // bx number of lines to skip vertically
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* si+=ax;
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* ax = cx;
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* }
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*
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* bx = ax;
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* ax += dx;
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* ax--;
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*
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* if(ax > di)
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* {
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* ax -= di;
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* dx -= ax;
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*
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* if(dx <= 0)
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* {
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* return;
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* }
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* }
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*
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* ax = dx;
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* loc_10DF = ax;
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* ax = bx;
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* loc_10AD = ax;
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*
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* bx = 0;
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* di = 319;
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*
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* ax = x;
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* dx = ax;
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* cx = ax&0xFF;
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* cx &= 7;
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* {
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* int cl = cx;
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* int ch = cl;
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*
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* cl-=8;
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* cl=-cl;
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* cl&=7;
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* ax = (ch<<8) | (cl);
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* }
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* loc_1064 = ax;
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* ax = es;
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* ax <<= 3;
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*
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* tempSwap = dx;
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* dx = ax;
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* ax = tempSwap;
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*
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* if(ax > di)
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* {
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* return;
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* }
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*
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* cx = ax;
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* cx += dx;
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* cx --;
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*
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* dx >>= 3;
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*
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* dx = dx&0xFF;
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*
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* if(cx<bx)
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* {
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* return;
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* }
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*
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* if(cx>di)
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* {
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* cx -= di;
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* cx >>= 3;
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* dx = (dx&0xFF00) | (((dx&0xFF) - (cx&0xFF))&0xFF);
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* dx = ((cx&0xFF)<<8) | (dx&0xFF);
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* di = 0xF8F9;
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* }
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* else
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* {
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* di = 0xF8F8;
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* }
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*
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* if(ax<bx)
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* {
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* ax -= bx;
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* ax = -ax;
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* ax >>= 3;
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*
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* si += ax;
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* dx = (dx&0xFF00) | (((dx&0xFF)-(ax&0xFF))&0xFF);
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* dx = (((dx&0xFF00) + ((ax&0xFF)<<8))&0xFF00) | (dx&0xFF);
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* ax = bx;
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* cx = di;
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* cx = (248<<8)|(cx&0xFF);
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* di = cx;
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* }
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*
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* loc_10AA = ax;
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* ax = (ax&0xFF00) | (((dx&0xFF00)>>8)&0xFF);
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* ax = ax&0xFF;
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* loc_10C5 = ax;
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* ax = (ax&0xFF00) | (dx&0xFF);
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*
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* dx = loc_1064;
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*
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* if(dx)
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* {
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* if(di&1)
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* {
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* loc_10C5++;
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* }
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*
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* bx = ax;
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* ax--;
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* loc_11DC = ax;
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*
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* if(di&0x100)
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* {
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* bx--;
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* }
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*
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* ax = bx;
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* ax -= 40;
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* ax = -ax;
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* loc_12D9 = ax;
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* ax = di;
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* loc_1277 = ax&0xFF;
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* ax = (ax&0xFF00) | (((ax&0xFF00)>>8)&0xFF);
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* loc_117C = ax&0xFF;
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* }
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* else
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* {
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* loc_10EC = ax;
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* ax -= 40;
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* ax = -ax;
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* loc_1147 = ax;
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* }
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*
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* bx = loc_10AA;
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* ax = loc_10AD;
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* bx = ((((((bx&0xFF00)>>8)&0xFF) + (ax&0xFF))<<8)&0xFF00) | (bx&0xFF);
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*
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* bx>>=3;
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* ax<<=3;
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*
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* bx+=ax;
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*
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* diPtr = destPtr;
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* diPtr += bx;
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*
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* ax = loc_10C5;
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* ax<<=2;
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* loc_114B = ax;
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* loc_12DD = ax;
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* ax = si;
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* ax <<=2;
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* siPtr = sourcePtr;
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*
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* siPtr+=ax;
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*
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* bp = loc_10DF;
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* bx = dx;
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* dx = 974;
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*
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* if(!bx) // no crop ?
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* {
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* do // for each line
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* {
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* bpSave = bp;
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* cx = loc_10EC;
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*
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* do // for the line
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* {
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* outputBit(diPtr,0,*(siPtr));
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* outputBit(diPtr,1,*(siPtr+1));
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* outputBit(diPtr,2,*(siPtr+2));
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* outputBit(diPtr,3,*(siPtr+3));
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*
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* siPtr+=4;
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* diPtr++;
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* }while(--cx);
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*
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* diPtr += loc_1147; // interline
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* siPtr += loc_114B;
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* bp = bpSave;
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* }while(--bp);
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* }
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* else // croped
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* {
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* ASSERT(0);
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* loc_1156:
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* ax = (ax&0xFF00) | bx&0xFF;
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* loc_11E7 = ax&0xFF;
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* loc_127A = ax&0xFF;
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* loc_1203 = ax&0xFF;
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* loc_122B = ax&0xFF;
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*
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* ax = (ax&0xFF00) | (((bx&0xFF00)>>8)&0xFF);
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* loc_117F = ax&0xFF;
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* loc_11EF = ax&0xFF;
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* loc_1217 = ax&0xFF;
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*
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* do // main copy loop
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* {
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* ax = bp;
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* loc_12E1 = ax;
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*
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* if(loc_117C == 0xF8)
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* {
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* direction = 1;
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* }
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* else
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* {
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* direction = -1;
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* }
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*
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* if(direction == -1)
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* {
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* goto label_11DC;
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* }
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*
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* cx = loc_117F;
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*
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* ax = (ax&0xFF00) | (((*siPtr)&0xFF)>>cx)&0xFF;
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* dx = (((ax&0xFF)<<8)&0xFF00) | (dx&0xFF);
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* ax = (((ax&0xFF)<<8)&0xFF00) | (ax&0xFF);
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*
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* ax = (ax&0xFF00) | (((*(siPtr+1))&0xFF)>>cx)&0xFF;
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* dx = (dx&0xFF00) | (ax&0xFF);
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* ax = ((((((ax&0xFF00)>>8)&0xFF) | (ax&0xFF))<<8)&0xFF00) | (ax&0xFF);
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*
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* ax = (ax&0xFF00) | (((*(siPtr+2))&0xFF)>>cx)&0xFF;
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* bx = (((ax&0xFF)<<8)&0xFF00) | (bx&0xFF);
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* ax = ((((((ax&0xFF00)>>8)&0xFF) | (ax&0xFF))<<8)&0xFF00) | (ax&0xFF);
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*
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* ax = (ax&0xFF00) | (((*(siPtr+3))&0xFF)>>cx)&0xFF;
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* bx = (bx&0xFF00) | (ax&0xFF);
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* ax = ((((((ax&0xFF00)>>8)&0xFF) | (ax&0xFF))<<8)&0xFF00) | (ax&0xFF);
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*
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* if(ax)
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* {
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* bp = dx;
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* ax = (ax&0xFF00) | (*diPtr)&0xFF;
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* ax = (ax&0xFF00) | 8;
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*
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* outputBit(diPtr,0,(bp>>8)&0xFF);
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* outputBit(diPtr,1,(bp&0xFF));
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* outputBit(diPtr,2,(bx>>8)&0xFF);
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* outputBit(diPtr,3,(bx&0xFF));
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* }
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*
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* diPtr++;
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*
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* label_11DC:
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*
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* bp = loc_11DC;
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* if(bp >0)
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* {
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* do
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* {
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* cx = loc_11E7;
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*
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* ax = (ax&0xFF00) | (((*siPtr)&0xFF)>>cx)&0xFF;
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* dx = (((ax&0xFF)<<8)&0xFF00) | (dx&0xFF);
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* cx = loc_11EF;
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* ax = (ax&0xFF00) | (((*(siPtr+4))&0xFF)>>cx)&0xFF;
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* dx = (((dx&0xFF00) | (((ax&0xFF)<<8)&0xFF00))&0xFF00) | (dx&0xFF);
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* ax = (ax&0xFF00) | (((ax&0xFF) | (((dx&0xFF00)>>8)&0xFF))&0xFF);
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* ax = ((ax&0xFF)<<8) | (ax&0xFF);
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*
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* ax = (ax&0xFF00) | (((*(siPtr+5))&0xFF)>>cx)&0xFF;
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* dx = (dx&0xFF00) | (ax&0xFF);
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* cx = loc_1203;
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* ax = (ax&0xFF00) | (((*(siPtr+1))&0xFF)>>cx)&0xFF;
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* dx = (dx&0xFF00) | ((dx&0xFF) | (ax&0xFF));
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* ax = (ax&0xFF00) | ((ax&0xFF) | dx&0xFF);
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* ax = (ax&0xFF00) | ((ax&0xFF)<<8) | (ax&0xFF);
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*
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* ax = (ax&0xFF00) | (((*(siPtr+2))&0xFF)>>cx)&0xFF;
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* bx = (((ax&0xFF)<<8)&0xFF00) | (bx&0xFF);
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* cx = loc_1217;
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* ax = (ax&0xFF00) | (((*(siPtr+7))&0xFF)>>cx)&0xFF;
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* bx = (((bx&0xFF00) | (((ax&0xFF)<<8)&0xFF00))&0xFF00) | (bx&0xFF);
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* ax = (ax&0xFF00) | ((ax&0xFF) | ((bx&0xFF00)>>8));
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* ax = (ax&0xFF00) | ((ax&0xFF)<<8) | (ax&0xFF);
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*
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* ax = (ax&0xFF00) | (((*(siPtr+7))&0xFF)>>cx)&0xFF;
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* bx = (bx&0xFF00) | (ax&0xFF);
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* cx = loc_122B;
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* ax = (ax&0xFF00) | (((*(siPtr+3))&0xFF)>>cx)&0xFF;
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* bx = (bx&0xFF00) | ((bx&0xFF) | (ax&0xFF));
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* ax = (ax&0xFF00) | ((ax&0xFF) | bx&0xFF);
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* ax = (ax&0xFF00) | ((ax&0xFF)<<8) | (ax&0xFF);
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*
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* if(ax)
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* {
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* cx = dx;
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* ax = (ax&0xFF00) | (*diPtr)&0xFF;
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* ax = (ax&0xFF00) | 8;
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*
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* outputBit(diPtr,0,(cx>>8)&0xFF);
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* outputBit(diPtr,1,(cx&0xFF));
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* outputBit(diPtr,2,(cx>>8)&0xFF);
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* outputBit(diPtr,3,(cx&0xFF));
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* }
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*
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* siPtr += 4;
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* diPtr++;
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* }while(--bp);
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* }
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*
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* if(loc_122B == 0xF8)
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* {
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* direction = 1;
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* }
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* else
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* {
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* direction = -1;
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* }
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*
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* if(direction == -1)
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* {
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* goto label_12D9;
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* }
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*
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* cx = loc_127A;
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*
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* ax = (ax&0xFF00) | (((*siPtr)&0xFF)>>cx)&0xFF;
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* dx = (((ax&0xFF)<<8)&0xFF00) | (dx&0xFF);
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* ax = (((ax&0xFF)<<8)&0xFF00) | (ax&0xFF);
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*
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* ax = (ax&0xFF00) | (((*(siPtr+1))&0xFF)>>cx)&0xFF;
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* dx = (dx&0xFF00) | (ax&0xFF);
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* ax = ((((((ax&0xFF00)>>8)&0xFF) | (ax&0xFF))<<8)&0xFF00) | (ax&0xFF);
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*
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* ax = (ax&0xFF00) | (((*(siPtr+2))&0xFF)>>cx)&0xFF;
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* bx = (((ax&0xFF)<<8)&0xFF00) | (bx&0xFF);
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* ax = ((((((ax&0xFF00)>>8)&0xFF) | (ax&0xFF))<<8)&0xFF00) | (ax&0xFF);
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*
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* ax = (ax&0xFF00) | (((*(siPtr+3))&0xFF)>>cx)&0xFF;
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* bx = (bx&0xFF00) | (ax&0xFF);
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* ax = ((((((ax&0xFF00)>>8)&0xFF) | (ax&0xFF))<<8)&0xFF00) | (ax&0xFF);
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*
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* if(ax)
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* {
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* bp = dx;
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* ax = (ax&0xFF00) | (*diPtr)&0xFF;
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* ax = (ax&0xFF00) | 8;
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*
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* outputBit(diPtr,0,(bp>>8)&0xFF);
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* outputBit(diPtr,1,(bp&0xFF));
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* outputBit(diPtr,2,(bx>>8)&0xFF);
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* outputBit(diPtr,3,(bx&0xFF));
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* }
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*
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* siPtr+=4;
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*
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* label_12D9:
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* diPtr+=loc_12D9;
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* siPtr+=loc_12DD;
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* bp = loc_12E1;
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*
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* }while(--bp);
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* } */
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{
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int cols = 320;
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int rows = 200;
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int row;
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int col;
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int i;
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uint8 *pP;
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short atariScreen[320 * 200 / 4];
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for (i = 0; i < rows * cols / 4; i++) {
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atariScreen[i] = *(int16 *) sourcePtr;
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flipShort(&atariScreen[i]);
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sourcePtr += 2;
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}
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memcpy(globalAtariScreen, atariScreen, sizeof(atariScreen));
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pP = (uint8 *) destPtr;
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|
for (row = 0; row < rows; ++row) {
|
|
for (col = 0; col < cols; ++col, ++pP) {
|
|
long int c, ind, b, plane;
|
|
|
|
ind = 80 * row + ((col >> 4) << 2);
|
|
b = 0x8000 >> (col & 0xf);
|
|
c = 0;
|
|
|
|
for (plane = 0; plane < 4; ++plane) {
|
|
if (b & atariScreen[ind + plane]) {
|
|
c |= (1 << plane);
|
|
}
|
|
}
|
|
|
|
*pP = (uint8) c;
|
|
}
|
|
}
|
|
}
|
|
/*
|
|
{
|
|
int i;
|
|
int j;
|
|
|
|
for(i=x;i<height+x;i++)
|
|
{
|
|
for(j=y;j<width*16+y;j++)
|
|
{
|
|
if(i>=0&&i<200&&j>=0&&j<320)
|
|
destPtr[i*320+j] = *(sourcePtr++);
|
|
}
|
|
}
|
|
}*/
|
|
}
|
|
|
|
void gfxModuleData_setDirtyColors(int min, int max) {
|
|
if (min < palDirtyMin)
|
|
palDirtyMin = min;
|
|
if (max > palDirtyMax)
|
|
palDirtyMax = max;
|
|
}
|
|
|
|
void gfxModuleData_setPalColor(int idx, int r, int g, int b) {
|
|
lpalette[idx].R = r;
|
|
lpalette[idx].G = g;
|
|
lpalette[idx].B = b;
|
|
gfxModuleData_setDirtyColors(idx, idx);
|
|
}
|
|
|
|
void gfxModuleData_setPal256(int16 *ptr) {
|
|
int R;
|
|
int G;
|
|
int B;
|
|
int i;
|
|
|
|
for (i = 0; i < 256; i++) {
|
|
R = *(ptr++);
|
|
G = *(ptr++);
|
|
B = *(ptr++);
|
|
|
|
lpalette[i].R = R;
|
|
lpalette[i].G = G;
|
|
lpalette[i].B = B;
|
|
lpalette[i].A = 255;
|
|
}
|
|
|
|
gfxModuleData_setDirtyColors(0, 255);
|
|
}
|
|
|
|
void gfxModuleData_setPal(uint8 *ptr) {
|
|
int i;
|
|
int R;
|
|
int G;
|
|
int B;
|
|
|
|
for (i = 0; i < 16; i++) {
|
|
#define convertRatio 36.571428571428571428571428571429
|
|
short int atariColor = *(int16 *) ptr;
|
|
//flipShort(&atariColor);
|
|
ptr += 2;
|
|
|
|
R = (int)(convertRatio * ((atariColor & 0x700) >> 8));
|
|
G = (int)(convertRatio * ((atariColor & 0x070) >> 4));
|
|
B = (int)(convertRatio * ((atariColor & 0x007)));
|
|
|
|
if (R > 0xFF)
|
|
R = 0xFF;
|
|
if (G > 0xFF)
|
|
G = 0xFF;
|
|
if (B > 0xFF)
|
|
B = 0xFF;
|
|
|
|
lpalette[i].R = R;
|
|
lpalette[i].G = G;
|
|
lpalette[i].B = B;
|
|
lpalette[i].A = 255;
|
|
}
|
|
|
|
gfxModuleData_setDirtyColors(0, 16);
|
|
}
|
|
|
|
void gfxModuleData_field_90(void) {
|
|
}
|
|
|
|
void gfxModuleData_gfxWaitVSync(void) {
|
|
}
|
|
|
|
void gfxModuleData_flip(void) {
|
|
}
|
|
|
|
void gfxModuleData_field_64(char *sourceBuffer, int width, int height,
|
|
char *dest, int x, int y, int color) {
|
|
int i;
|
|
int j;
|
|
|
|
x = 0;
|
|
y = 0;
|
|
|
|
for (i = 0; i < height; i++) {
|
|
for (j = 0; j < width; j++) {
|
|
dest[(y + i) * 320 / 4 + x + j] =
|
|
sourceBuffer[i * width + j];
|
|
}
|
|
}
|
|
}
|
|
|
|
void gfxModuleData_flipScreen(void) {
|
|
memcpy(globalScreen, gfxModuleData.pPage00, 320 * 200);
|
|
|
|
flip();
|
|
}
|
|
|
|
void flip() {
|
|
int i;
|
|
byte paletteRGBA[256 * 4];
|
|
//uint8* outPtr = scaledScreen;
|
|
//uint8* inPtr = globalScreen;
|
|
|
|
if (palDirtyMax != -1) {
|
|
for (i = palDirtyMin; i < palDirtyMax; i++) {
|
|
paletteRGBA[i * 4 + 0] = lpalette[i].R;
|
|
paletteRGBA[i * 4 + 1] = lpalette[i].G;
|
|
paletteRGBA[i * 4 + 2] = lpalette[i].B;
|
|
paletteRGBA[i * 4 + 3] = 0xFF;
|
|
}
|
|
g_system->setPalette(paletteRGBA, palDirtyMin, palDirtyMax - palDirtyMin + 1);
|
|
palDirtyMin = 256;
|
|
palDirtyMax = -1;
|
|
}
|
|
|
|
g_system->copyRectToScreen(globalScreen, 320, 0, 0, 320, 200);
|
|
g_system->updateScreen();
|
|
|
|
}
|
|
|
|
} // End of namespace Cruise
|