mirror of
https://github.com/libretro/scummvm.git
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1449 lines
29 KiB
C++
1449 lines
29 KiB
C++
/* ScummVM - Scumm Interpreter
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* Copyright (C) 2001 Ludvig Strigeus
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* Copyright (C) 2001/2002 The ScummVM project
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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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*
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* $Header$
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*
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*/
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#include "stdafx.h"
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#include "scumm.h"
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#include "actor.h"
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#include "costume.h"
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#include "scumm/sound.h"
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const byte revBitMask[8] = { 0x80, 0x40, 0x20, 0x10, 0x08, 0x04, 0x02, 0x01 };
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void CostumeRenderer::ignorePakCols(int a)
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{
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int n;
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n = _height;
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if (a > 1)
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n *= a;
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do {
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_repcolor = *_srcptr++;
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_replen = _repcolor & _maskval;
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if (_replen == 0) {
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_replen = *_srcptr++;
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}
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do {
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if (!--n) {
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_repcolor >>= _shrval;
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return;
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}
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} while (--_replen);
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} while (1);
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}
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const byte cost_scaleTable[256] = {
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255, 253, 125, 189, 61, 221, 93, 157, 29, 237,
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109, 173, 45, 205, 77, 141, 13, 245, 117, 181,
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53, 213, 85, 149, 21, 229, 101, 165, 37, 197, 69,
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133, 5, 249, 121, 185, 57, 217, 89, 153, 25, 233,
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105, 169, 41, 201, 73, 137, 9, 241, 113, 177, 49,
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209, 81, 145, 17, 225, 97, 161, 33, 193, 65, 129,
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1, 251, 123, 187, 59, 219, 91, 155, 27, 235, 107,
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171, 43, 203, 75, 139, 11, 243, 115, 179, 51, 211,
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83, 147, 19, 227, 99, 163, 35, 195, 67, 131, 3,
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247, 119, 183, 55, 215, 87, 151, 23, 231, 103,
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167, 39, 199, 71, 135, 7, 239, 111, 175, 47, 207,
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79, 143, 15, 223, 95, 159, 31, 191, 63, 127, 0,
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128, 64, 192, 32, 160, 96, 224, 16, 144, 80, 208,
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48, 176, 112, 240, 8, 136, 72, 200, 40, 168, 104,
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232, 24, 152, 88, 216, 56, 184, 120, 248, 4, 132,
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68, 196, 36, 164, 100, 228, 20, 148, 84, 212, 52,
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180, 116, 244, 12, 140, 76, 204, 44, 172, 108,
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236, 28, 156, 92, 220, 60, 188, 124, 252, 2, 130,
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66, 194, 34, 162, 98, 226, 18, 146, 82, 210, 50,
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178, 114, 242, 10, 138, 74, 202, 42, 170, 106,
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234, 26, 154, 90, 218, 58, 186, 122, 250, 6, 134,
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70, 198, 38, 166, 102, 230, 22, 150, 86, 214, 54,
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182, 118, 246, 14, 142, 78, 206, 46, 174, 110,
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238, 30, 158, 94, 222, 62, 190, 126, 254
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};
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byte CostumeRenderer::mainRoutine(Actor *a, int slot, int frame)
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{
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int xmove, ymove, i, b, s;
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uint scal;
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byte scaling;
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byte charsetmask, masking;
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byte unk19;
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byte newAmiCost;
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int ex1, ex2;
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newAmiCost = (_vm->_gameId == GID_MONKEY2 || _vm->_gameId == GID_INDY4) && (_vm->_features & GF_AMIGA);
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CHECK_HEAP _maskval = 0xF;
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_shrval = 4;
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if (_loaded._numColors == 32) {
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_maskval = 7;
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_shrval = 3;
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}
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_width2 = _srcptr[0];
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_width = _width2;
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_height2 = _srcptr[2];
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_height = _height2;
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xmove = (int16)READ_LE_UINT16(_srcptr + 4) + _xmove;
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ymove = (int16)READ_LE_UINT16(_srcptr + 6) + _ymove;
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_xmove += (int16)READ_LE_UINT16(_srcptr + 8);
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_ymove -= (int16)READ_LE_UINT16(_srcptr + 10);
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_srcptr += 12;
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switch (_loaded._ptr[7] & 0x7F) {
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case 0x60:
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case 0x61:
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ex1 = _srcptr[0];
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ex2 = _srcptr[1];
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_srcptr += 2;
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if (ex1 != 0xFF || ex2 != 0xFF) {
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ex1 = READ_LE_UINT16(_loaded._ptr + _loaded._numColors + 10 + ex1 * 2);
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_srcptr = _loaded._ptr + READ_LE_UINT16(_loaded._ptr + ex1 + ex2 * 2) + 14;
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}
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}
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_xpos = _actorX;
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_ypos = _actorY;
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scaling = _scaleX == 255 && _scaleY == 255 ? 0 : 1;
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s = 0;
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if (scaling) {
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_scaleIndexXStep = -1;
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if (xmove < 0) {
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xmove = -xmove;
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_scaleIndexXStep = 1;
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}
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if (_mirror) {
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unk19 = _scaleIndexX = 128 - xmove;
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for (i = 0; i < xmove; i++) {
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scal = cost_scaleTable[_scaleIndexX++];
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if (scal < _scaleX)
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_xpos -= _scaleIndexXStep;
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}
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_right = _left = _xpos;
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_scaleIndexX = unk19;
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for (i = 0; i < _width; i++) {
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if (_right < 0) {
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s++;
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unk19 = _scaleIndexX;
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}
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scal = cost_scaleTable[_scaleIndexX++];
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if (scal < _scaleX)
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_right++;
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}
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} else {
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unk19 = _scaleIndexX = xmove + 128;
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for (i = 0; i < xmove; i++) {
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scal = cost_scaleTable[_scaleIndexX--];
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if (scal < _scaleX)
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_xpos += _scaleIndexXStep;
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}
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_right = _left = _xpos;
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_scaleIndexX = unk19;
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for (i = 0; i < _width; i++) {
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if (_left > (_vm->_realWidth - 1)) {
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s++;
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unk19 = _scaleIndexX;
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}
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scal = cost_scaleTable[_scaleIndexX--];
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if (scal < _scaleX)
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_left--;
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}
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}
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_scaleIndexX = unk19;
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if (s)
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s--;
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_scaleIndexYStep = -1;
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if (ymove < 0) {
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ymove = -ymove;
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_scaleIndexYStep = 1;
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}
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_scaleIndexY = 128 - ymove;
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for (i = 0; i < ymove; i++) {
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scal = cost_scaleTable[_scaleIndexY++];
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if (scal < _scaleY)
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_ypos -= _scaleIndexYStep;
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}
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_top = _bottom = _ypos;
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_scaleIndexY = 128 - ymove;
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for (i = 0; i < _height; i++) {
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scal = cost_scaleTable[_scaleIndexY++];
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if (scal < _scaleY)
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_bottom++;
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}
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_scaleIndexY = _scaleIndexYTop = 128 - ymove;
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} else {
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if (_mirror == 0)
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xmove = -xmove;
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_xpos += xmove;
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_ypos += ymove;
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if (_mirror) {
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_left = _xpos;
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_right = _xpos + _width;
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} else {
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_left = _xpos - _width;
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_right = _xpos;
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}
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_top = _ypos;
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_bottom = _top + _height;
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}
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_scaleIndexXStep = -1;
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if (_mirror)
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_scaleIndexXStep = 1;
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_ypostop = _ypos;
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_vm->updateDirtyRect(0, _left, _right + 1, _top, _bottom, 1 << a->number);
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if (_top >= (int)_outheight || _bottom <= 0)
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return 0;
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_ypitch = _height * _vm->_realWidth;
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_docontinue = 0;
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b = 1;
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if (_left > (_vm->_realWidth - 1) || _right <= 0)
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return 1;
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if (_mirror) {
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_ypitch--;
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if (scaling == 0) {
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s = -_xpos;
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}
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if (s > 0) {
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if (!newAmiCost) {
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_width2 -= s;
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ignorePakCols(s);
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_xpos = 0;
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_docontinue = 1;
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}
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} else {
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s = _right - _vm->_realWidth;
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if (s <= 0) {
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b = 2;
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} else {
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_width2 -= s;
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}
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}
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} else {
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_ypitch++;
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if (scaling == 0)
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s = _right - _vm->_realWidth;
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if (s > 0) {
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if (!newAmiCost) {
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_width2 -= s;
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ignorePakCols(s);
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_xpos = _vm->_realWidth - 1;
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_docontinue = 1;
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}
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} else {
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s = -1 - _left;
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if (s <= 0)
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b = 2;
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else
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_width2 -= s;
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}
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}
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if (_width2 == 0)
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return 0;
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if ((uint) _top > (uint) _outheight)
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_top = 0;
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if (_left < 0)
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_left = 0;
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if ((uint) _bottom > _outheight)
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_bottom = _outheight;
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if (a->top > _top)
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a->top = _top;
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if (a->bottom < _bottom)
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a->bottom = _bottom;
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if (_height2 + _top >= 256) {
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CHECK_HEAP return 2;
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}
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_bgbak_ptr = _vm->getResourceAddress(rtBuffer, 5) + _vm->virtscr[0].xstart + _ypos * _vm->_realWidth + _xpos;
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_backbuff_ptr = _vm->virtscr[0].screenPtr + _vm->virtscr[0].xstart + _ypos * _vm->_realWidth + _xpos;
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charsetmask =
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_vm->hasCharsetMask(_left, _top + _vm->virtscr[0].topline, _right,
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_vm->virtscr[0].topline + _bottom);
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masking = 0;
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if (_vm->_features & GF_SMALL_HEADER)
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masking = (_zbuf != 0);
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else
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masking =
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_vm->isMaskActiveAt(_left, _top, _right, _bottom,
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_vm->getResourceAddress(rtBuffer, 9) +
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_vm->gdi._imgBufOffs[_zbuf] +
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_vm->_screenStartStrip);
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if (masking || charsetmask) {
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_mask_ptr = _vm->getResourceAddress(rtBuffer, 9) + _ypos * _numStrips + _vm->_screenStartStrip;
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_imgbufoffs = _vm->gdi._imgBufOffs[_zbuf];
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if (!charsetmask && _zbuf != 0)
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_mask_ptr += _imgbufoffs;
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_mask_ptr_dest = _mask_ptr + _xpos / 8;
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}
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CHECK_HEAP if (a->shadow_mode) {
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proc_special(a, (masking << 1) + charsetmask);
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return b;
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}
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switch ((newAmiCost << 3) | (scaling << 2) | (masking << 1) | charsetmask) {
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case 0:
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proc6(); // no scaling, no masking, no charsetmask
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break;
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case 1:
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case 2:
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proc5(); // no scaling, masking or charsetmask
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break;
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case 3:
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proc4(); // no scaling, masking and charsetmask
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break;
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case 4:
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proc1(); // scaling, no masking, no charsetmask
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break;
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case 5:
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case 6:
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proc2(); // scaling, masking or charsetmask
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break;
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case 7:
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proc3(); // scaling, masking and charsetmask
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break;
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case 8:
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proc6_ami(); // no scaling, no masking, no charsetmask (Amiga)
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break;
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case 9:
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case 10:
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proc5_ami(); // no scaling, masking or charsetmask (Amiga)
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break;
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case 11:
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proc4_ami(); // no scaling, masking and charsetmask (Amiga)
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break;
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case 12:
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proc1_ami(); // scaling, no masking, no charsetmask (Amiga)
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break;
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case 13:
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case 14:
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proc2_ami(); // scaling, masking or charsetmask (Amiga)
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break;
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case 15:
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proc3_ami(); // scaling, masking and charsetmask (Amiga)
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break;
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}
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CHECK_HEAP return b;
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}
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void CostumeRenderer::proc6()
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{
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byte *src, *dst;
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byte len, height, pcolor, width;
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uint y;
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int color;
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uint scrheight;
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y = _ypos;
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src = _srcptr;
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dst = _backbuff_ptr;
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len = _replen;
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color = _repcolor;
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height = _height2;
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scrheight = _outheight;
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width = _width2;
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if (_docontinue)
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goto StartPos;
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do {
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len = *src++;
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color = len >> _shrval;
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len &= _maskval;
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if (!len)
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len = *src++;
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do {
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if (color && y < scrheight) {
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pcolor = _palette[color];
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if (pcolor == 13) {
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pcolor = _shadow_table[*dst];
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}
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*dst = pcolor;
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}
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dst += _vm->_realWidth;
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y++;
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if (!--height) {
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if (!--width)
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return;
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height = _height;
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dst -= _ypitch;
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y = _ypostop;
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}
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StartPos:;
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} while (--len);
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} while (1);
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}
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void CostumeRenderer::proc5()
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{
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byte *mask, *src, *dst;
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byte maskbit, len, height, pcolor;
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uint y, scrheight;
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int color;
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mask = _mask_ptr = _mask_ptr_dest;
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maskbit = revBitMask[_xpos & 7];
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y = _ypos;
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src = _srcptr;
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dst = _backbuff_ptr;
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len = _replen;
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color = _repcolor;
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height = _height2;
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scrheight = _outheight;
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if (_docontinue)
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goto StartPos;
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do {
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len = *src++;
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color = len >> _shrval;
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len &= _maskval;
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if (!len)
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len = *src++;
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do {
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if (color && y < scrheight && !(*mask & maskbit)) {
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pcolor = _palette[color];
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if (pcolor == 13)
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pcolor = _shadow_table[*dst];
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*dst = pcolor;
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}
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dst += _vm->_realWidth;
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y++;
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mask += _numStrips;
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if (!--height) {
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if (!--_width2)
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return;
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height = _height;
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dst -= _ypitch;
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y = _ypostop;
|
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if (_scaleIndexXStep != 1) {
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maskbit <<= 1;
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if (!maskbit) {
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maskbit = 1;
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_mask_ptr--;
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}
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} else {
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maskbit >>= 1;
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if (!maskbit) {
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maskbit = 0x80;
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_mask_ptr++;
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}
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}
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mask = _mask_ptr;
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}
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StartPos:;
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} while (--len);
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} while (1);
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}
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void CostumeRenderer::proc4()
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{
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byte *mask, *src, *dst;
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byte maskbit, len, height, pcolor;
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uint y, scrheight;
|
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int color;
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|
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mask = _mask_ptr = _mask_ptr_dest;
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maskbit = revBitMask[_xpos & 7];
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y = _ypos;
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src = _srcptr;
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dst = _backbuff_ptr;
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len = _replen;
|
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color = _repcolor;
|
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height = _height2;
|
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scrheight = _outheight;
|
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|
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if (_docontinue)
|
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goto StartPos;
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|
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do {
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len = *src++;
|
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color = len >> _shrval;
|
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len &= _maskval;
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if (!len)
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len = *src++;
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do {
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if (color && y < scrheight && !((*mask | mask[_imgbufoffs]) & maskbit)) {
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pcolor = _palette[color];
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if (pcolor == 13)
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pcolor = _shadow_table[*dst];
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*dst = pcolor;
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}
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dst += _vm->_realWidth;
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y++;
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mask += _numStrips;
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if (!--height) {
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if (!--_width2)
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return;
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height = _height;
|
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dst -= _ypitch;
|
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y = _ypostop;
|
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if (_scaleIndexXStep != 1) {
|
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maskbit <<= 1;
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if (!maskbit) {
|
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maskbit = 1;
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_mask_ptr--;
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}
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} else {
|
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maskbit >>= 1;
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if (!maskbit) {
|
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maskbit = 0x80;
|
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_mask_ptr++;
|
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}
|
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}
|
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mask = _mask_ptr;
|
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}
|
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StartPos:;
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} while (--len);
|
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} while (1);
|
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}
|
|
|
|
void CostumeRenderer::proc3()
|
|
{
|
|
byte *mask, *src, *dst;
|
|
byte maskbit, len, height, pcolor, width;
|
|
int color, t;
|
|
uint y;
|
|
|
|
mask = _mask_ptr_dest;
|
|
maskbit = revBitMask[_xpos & 7];
|
|
y = _ypos;
|
|
src = _srcptr;
|
|
dst = _backbuff_ptr;
|
|
len = _replen;
|
|
color = _repcolor;
|
|
height = _height2;
|
|
width = _width2;
|
|
|
|
if (_docontinue)
|
|
goto StartPos;
|
|
|
|
do {
|
|
len = *src++;
|
|
color = len >> _shrval;
|
|
len &= _maskval;
|
|
if (!len)
|
|
len = *src++;
|
|
|
|
do {
|
|
if (cost_scaleTable[_scaleIndexY++] < _scaleY) {
|
|
if (color && y < _outheight && !((*mask | mask[_imgbufoffs]) & maskbit)) {
|
|
pcolor = _palette[color];
|
|
if (pcolor == 13)
|
|
pcolor = _shadow_table[*dst];
|
|
*dst = pcolor;
|
|
}
|
|
dst += _vm->_realWidth;
|
|
mask += _numStrips;
|
|
y++;
|
|
}
|
|
if (!--height) {
|
|
if (!--width)
|
|
return;
|
|
height = _height;
|
|
y = _ypostop;
|
|
_scaleIndexY = _scaleIndexYTop;
|
|
t = _scaleIndexX;
|
|
_scaleIndexX = t + _scaleIndexXStep;
|
|
if (cost_scaleTable[t] < _scaleX) {
|
|
_xpos += _scaleIndexXStep;
|
|
if (_xpos >= _vm->_realWidth)
|
|
return;
|
|
maskbit = revBitMask[_xpos & 7];
|
|
_backbuff_ptr += _scaleIndexXStep;
|
|
}
|
|
dst = _backbuff_ptr;
|
|
mask = _mask_ptr + (_xpos >> 3);
|
|
}
|
|
StartPos:;
|
|
} while (--len);
|
|
} while (1);
|
|
}
|
|
|
|
void CostumeRenderer::proc2()
|
|
{
|
|
byte *mask, *src, *dst;
|
|
byte maskbit, len, height, pcolor, width;
|
|
int color, t;
|
|
uint y;
|
|
|
|
mask = _mask_ptr_dest;
|
|
maskbit = revBitMask[_xpos & 7];
|
|
y = _ypos;
|
|
src = _srcptr;
|
|
dst = _backbuff_ptr;
|
|
len = _replen;
|
|
color = _repcolor;
|
|
height = _height2;
|
|
width = _width2;
|
|
|
|
if (_docontinue)
|
|
goto StartPos;
|
|
|
|
do {
|
|
len = *src++;
|
|
color = len >> _shrval;
|
|
len &= _maskval;
|
|
if (!len)
|
|
len = *src++;
|
|
|
|
do {
|
|
if (cost_scaleTable[_scaleIndexY++] < _scaleY) {
|
|
if (color && y < _outheight && !(*mask & maskbit)) {
|
|
pcolor = _palette[color];
|
|
if (pcolor == 13)
|
|
pcolor = _shadow_table[*dst];
|
|
*dst = pcolor;
|
|
}
|
|
dst += _vm->_realWidth;
|
|
mask += _numStrips;
|
|
y++;
|
|
}
|
|
if (!--height) {
|
|
if (!--width)
|
|
return;
|
|
height = _height;
|
|
y = _ypostop;
|
|
_scaleIndexY = _scaleIndexYTop;
|
|
t = _scaleIndexX;
|
|
_scaleIndexX = t + _scaleIndexXStep;
|
|
if (cost_scaleTable[t] < _scaleX) {
|
|
_xpos += _scaleIndexXStep;
|
|
if (_xpos >= _vm->_realWidth)
|
|
return;
|
|
maskbit = revBitMask[_xpos & 7];
|
|
_backbuff_ptr += _scaleIndexXStep;
|
|
}
|
|
dst = _backbuff_ptr;
|
|
mask = _mask_ptr + (_xpos >> 3);
|
|
}
|
|
StartPos:;
|
|
} while (--len);
|
|
} while (1);
|
|
}
|
|
|
|
void CostumeRenderer::proc1()
|
|
{
|
|
byte *mask, *src, *dst, *dstorg;
|
|
byte maskbit, len, height, pcolor, width;
|
|
int color, t;
|
|
uint y;
|
|
|
|
mask = _mask_ptr = _mask_ptr_dest;
|
|
maskbit = revBitMask[_xpos & 7];
|
|
y = _ypos;
|
|
src = _srcptr;
|
|
dstorg = dst = _backbuff_ptr;
|
|
len = _replen;
|
|
color = _repcolor;
|
|
height = _height2;
|
|
width = _width2;
|
|
|
|
if (_docontinue)
|
|
goto StartPos;
|
|
|
|
do {
|
|
len = *src++;
|
|
color = len >> _shrval;
|
|
len &= _maskval;
|
|
if (!len)
|
|
len = *src++;
|
|
|
|
do {
|
|
if (cost_scaleTable[_scaleIndexY++] < _scaleY) {
|
|
if (color && y < _outheight) {
|
|
pcolor = _palette[color];
|
|
if (pcolor == 13)
|
|
pcolor = _shadow_table[*dst];
|
|
*dst = pcolor;
|
|
}
|
|
dst += _vm->_realWidth;
|
|
y++;
|
|
}
|
|
if (!--height) {
|
|
if (!--width)
|
|
return;
|
|
height = _height;
|
|
y = _ypostop;
|
|
_scaleIndexY = _scaleIndexYTop;
|
|
t = _scaleIndexX;
|
|
_scaleIndexX = t + _scaleIndexXStep;
|
|
if (cost_scaleTable[t] < _scaleX) {
|
|
_xpos += _scaleIndexXStep;
|
|
if (_xpos >= _vm->_realWidth)
|
|
return;
|
|
_backbuff_ptr += _scaleIndexXStep;
|
|
}
|
|
dst = _backbuff_ptr;
|
|
}
|
|
StartPos:;
|
|
} while (--len);
|
|
} while (1);
|
|
}
|
|
|
|
void CostumeRenderer::proc6_ami()
|
|
{
|
|
byte len;
|
|
byte *src, *dst;
|
|
byte width, height, pcolor;
|
|
int color;
|
|
int step = _scaleIndexXStep;
|
|
int x;
|
|
int y;
|
|
int scrheight;
|
|
|
|
x = _xpos;
|
|
y = _ypos;
|
|
src = _srcptr;
|
|
dst = _backbuff_ptr;
|
|
scrheight = _outheight;
|
|
width = _width;
|
|
height = _height2;
|
|
|
|
do {
|
|
len = *src++;
|
|
color = len >> _shrval;
|
|
len &= _maskval;
|
|
if (!len)
|
|
len = *src++;
|
|
|
|
do {
|
|
if (color && x >= 0 && x < _vm->_realWidth) {
|
|
pcolor = _palette[color];
|
|
/* if (pcolor == 13) {
|
|
pcolor = _shadow_table[*dst];
|
|
}*/
|
|
*dst = pcolor;
|
|
}
|
|
|
|
dst += step;
|
|
x += step;
|
|
if (!--width) {
|
|
if (!--height)
|
|
return;
|
|
width = _width;
|
|
dst += _vm->_realWidth - step * _width;
|
|
x = _xpos;
|
|
y++;
|
|
if (y >= scrheight)
|
|
return;
|
|
}
|
|
} while (--len);
|
|
} while (1);
|
|
}
|
|
|
|
void CostumeRenderer::proc5_ami()
|
|
{
|
|
byte *mask, *src, *dst;
|
|
byte maskbit, len, width, height, pcolor;
|
|
uint y, scrheight;
|
|
int color, x;
|
|
int step = _scaleIndexXStep;
|
|
|
|
mask = _mask_ptr = _mask_ptr_dest;
|
|
maskbit = revBitMask[_xpos & 7];
|
|
x = _xpos;
|
|
y = _ypos;
|
|
src = _srcptr;
|
|
dst = _backbuff_ptr;
|
|
scrheight = _outheight;
|
|
width = _width;
|
|
height = _height2;
|
|
|
|
do {
|
|
len = *src++;
|
|
color = len >> _shrval;
|
|
len &= _maskval;
|
|
if (!len)
|
|
len = *src++;
|
|
|
|
do {
|
|
if (color && x >=0 && x < _vm->_realWidth && !(*mask & maskbit)) {
|
|
pcolor = _palette[color];
|
|
/* if (pcolor == 13)
|
|
pcolor = _shadow_table[*dst];*/
|
|
*dst = pcolor;
|
|
}
|
|
dst += step;
|
|
x += step;
|
|
if (step != 1) {
|
|
maskbit <<= 1;
|
|
if (!maskbit)
|
|
{
|
|
maskbit = 1;
|
|
mask--;
|
|
}
|
|
} else {
|
|
maskbit >>= 1;
|
|
if (!maskbit)
|
|
{
|
|
maskbit = 0x80;
|
|
mask++;
|
|
}
|
|
}
|
|
if (!--width) {
|
|
if (!--height)
|
|
return;
|
|
width = _width;
|
|
x = _xpos;
|
|
y++;
|
|
dst += _vm->_realWidth - step * _width;
|
|
_mask_ptr += _numStrips;
|
|
mask = _mask_ptr;
|
|
maskbit = revBitMask[_xpos & 7];
|
|
if (y >= scrheight)
|
|
return;
|
|
}
|
|
} while (--len);
|
|
} while (1);
|
|
}
|
|
|
|
void CostumeRenderer::proc4_ami()
|
|
{
|
|
byte *mask, *src, *dst;
|
|
byte maskbit, len, width, height, pcolor;
|
|
uint y, scrheight;
|
|
int color, x;
|
|
int step = _scaleIndexXStep;
|
|
|
|
mask = _mask_ptr = _mask_ptr_dest;
|
|
maskbit = revBitMask[_xpos & 7];
|
|
x = _xpos;
|
|
y = _ypos;
|
|
src = _srcptr;
|
|
dst = _backbuff_ptr;
|
|
scrheight = _outheight;
|
|
height = _height2;
|
|
width = _width;
|
|
|
|
do {
|
|
len = *src++;
|
|
color = len >> _shrval;
|
|
len &= _maskval;
|
|
if (!len)
|
|
len = *src++;
|
|
|
|
do {
|
|
if (color && x >= 0 && x < _vm->_realWidth && !((*mask | mask[_imgbufoffs]) & maskbit)) {
|
|
pcolor = _palette[color];
|
|
/* if (pcolor == 13)
|
|
pcolor = _shadow_table[*dst];*/
|
|
*dst = pcolor;
|
|
}
|
|
dst += step;
|
|
x += step;
|
|
if (step != 1) {
|
|
maskbit <<= 1;
|
|
if (!maskbit) {
|
|
maskbit = 1;
|
|
mask--;
|
|
}
|
|
} else {
|
|
maskbit >>= 1;
|
|
if (!maskbit) {
|
|
maskbit = 0x80;
|
|
mask++;
|
|
}
|
|
}
|
|
if (!--width) {
|
|
if (!--height)
|
|
return;
|
|
width = _width;
|
|
y++;
|
|
x = _xpos;
|
|
dst += _vm->_realWidth - step * _width;
|
|
_mask_ptr += _numStrips;
|
|
mask = _mask_ptr;
|
|
maskbit = revBitMask[_xpos & 7];
|
|
if (y >= scrheight)
|
|
return;
|
|
}
|
|
} while (--len);
|
|
} while (1);
|
|
}
|
|
|
|
void CostumeRenderer::proc3_ami()
|
|
{
|
|
byte *mask, *src, *dst;
|
|
byte maskbit, len, height, pcolor, width;
|
|
int color, t;
|
|
uint y;
|
|
int oldXpos, oldScaleIndexX;
|
|
|
|
mask = _mask_ptr_dest;
|
|
dst = _backbuff_ptr;
|
|
height = _height2;
|
|
width = _width;
|
|
src = _srcptr;
|
|
maskbit = revBitMask[_xpos & 7];
|
|
y = _ypos;
|
|
oldXpos = _xpos;
|
|
oldScaleIndexX = _scaleIndexX;
|
|
|
|
do {
|
|
len = *src++;
|
|
color = len >> _shrval;
|
|
len &= _maskval;
|
|
if (!len)
|
|
len = *src++;
|
|
do {
|
|
if (cost_scaleTable[_scaleIndexY] < _scaleY) {
|
|
if (color && _xpos >= 0 && _xpos < _vm->_realWidth && !((*mask | mask[_imgbufoffs]) & maskbit)) {
|
|
pcolor = _palette[color];
|
|
/* if (pcolor == 13)
|
|
pcolor = _shadow_table[*dst];*/
|
|
*dst = pcolor;
|
|
}
|
|
|
|
t = _scaleIndexX;
|
|
_scaleIndexX = t + _scaleIndexXStep;
|
|
if (cost_scaleTable[t] < _scaleX) {
|
|
_xpos += _scaleIndexXStep;
|
|
dst += _scaleIndexXStep;
|
|
maskbit = revBitMask[_xpos & 7];
|
|
}
|
|
mask = _mask_ptr + (_xpos >> 3);
|
|
}
|
|
if (!--width) {
|
|
if (!--height)
|
|
return;
|
|
|
|
if (y >= _outheight)
|
|
return;
|
|
|
|
if (_xpos != oldXpos) {
|
|
dst += _vm->_realWidth - (_xpos - oldXpos);
|
|
_mask_ptr += _numStrips;
|
|
mask = _mask_ptr;
|
|
y++;
|
|
}
|
|
width = _width;
|
|
_xpos = oldXpos;
|
|
_scaleIndexX = oldScaleIndexX;
|
|
_scaleIndexY++;
|
|
}
|
|
} while (--len);
|
|
} while (1);
|
|
}
|
|
|
|
void CostumeRenderer::proc2_ami()
|
|
{
|
|
byte *mask, *src, *dst;
|
|
byte maskbit, len, height, pcolor, width;
|
|
int color, t;
|
|
uint y;
|
|
int oldXpos, oldScaleIndexX;
|
|
|
|
mask = _mask_ptr_dest;
|
|
dst = _backbuff_ptr;
|
|
height = _height2;
|
|
width = _width;
|
|
src = _srcptr;
|
|
maskbit = revBitMask[_xpos & 7];
|
|
y = _ypos;
|
|
|
|
oldXpos = _xpos;
|
|
oldScaleIndexX = _scaleIndexX;
|
|
|
|
do {
|
|
len = *src++;
|
|
color = len >> _shrval;
|
|
len &= _maskval;
|
|
if (!len)
|
|
len = *src++;
|
|
do {
|
|
if (cost_scaleTable[_scaleIndexY] < _scaleY) {
|
|
if (color && _xpos >= 0 && _xpos < _vm->_realWidth && !(*mask & maskbit)) {
|
|
pcolor = _palette[color];
|
|
/* if (pcolor == 13)
|
|
pcolor = _shadow_table[*dst];*/
|
|
*dst = pcolor;
|
|
}
|
|
t = _scaleIndexX;
|
|
_scaleIndexX = t + _scaleIndexXStep;
|
|
if (cost_scaleTable[t] < _scaleX) {
|
|
_xpos += _scaleIndexXStep;
|
|
dst += _scaleIndexXStep;
|
|
maskbit = revBitMask[_xpos & 7];
|
|
_backbuff_ptr += _scaleIndexXStep;
|
|
}
|
|
mask = _mask_ptr + (_xpos >> 3);
|
|
}
|
|
if (!--width) {
|
|
if (!--height)
|
|
return;
|
|
|
|
if (y >= _outheight)
|
|
return;
|
|
|
|
if (_xpos != oldXpos) {
|
|
dst += _vm->_realWidth - (_xpos - oldXpos);
|
|
_mask_ptr += _numStrips;
|
|
mask = _mask_ptr;
|
|
y++;
|
|
}
|
|
width = _width;
|
|
_xpos = oldXpos;
|
|
_scaleIndexX = oldScaleIndexX;
|
|
_scaleIndexY++;
|
|
}
|
|
} while (--len);
|
|
} while (1);
|
|
}
|
|
|
|
void CostumeRenderer::proc1_ami()
|
|
{
|
|
byte *mask, *src, *dst;
|
|
byte maskbit, len, height, pcolor, width;
|
|
uint y;
|
|
int color;
|
|
int t, x;
|
|
int oldXpos, oldScaleIndexX;
|
|
|
|
mask = _mask_ptr = _mask_ptr_dest;
|
|
maskbit = revBitMask[_xpos & 7];
|
|
x = _xpos;
|
|
y = _ypos;
|
|
|
|
dst = _backbuff_ptr;
|
|
height = _height2;
|
|
width = _width;
|
|
src = _srcptr;
|
|
|
|
oldXpos = _xpos;
|
|
oldScaleIndexX = _scaleIndexX;
|
|
|
|
do {
|
|
len = *src++;
|
|
color = len >> _shrval;
|
|
len &= _maskval;
|
|
if (!len)
|
|
len = *src++;
|
|
|
|
do {
|
|
if (cost_scaleTable[_scaleIndexY] < _scaleY) {
|
|
if (color && _xpos >= 0 && _xpos < _vm->_realWidth) {
|
|
pcolor = _palette[color];
|
|
/* if (pcolor == 13)
|
|
pcolor = _shadow_table[*dst];*/
|
|
*dst = pcolor;
|
|
}
|
|
|
|
t = _scaleIndexX;
|
|
_scaleIndexX = t + _scaleIndexXStep;
|
|
if (cost_scaleTable[t] < _scaleX) {
|
|
_xpos += _scaleIndexXStep;
|
|
dst += _scaleIndexXStep;
|
|
}
|
|
}
|
|
if (!--width) {
|
|
if (!--height)
|
|
return;
|
|
|
|
if (y >= _outheight)
|
|
return;
|
|
|
|
if (_xpos != oldXpos) {
|
|
dst += _vm->_realWidth - (_xpos - oldXpos);
|
|
y++;
|
|
}
|
|
width = _width;
|
|
_xpos = oldXpos;
|
|
_scaleIndexX = oldScaleIndexX;
|
|
_scaleIndexY++;
|
|
}
|
|
} while (--len);
|
|
} while (1);
|
|
}
|
|
|
|
void CostumeRenderer::proc_special(Actor *a, byte mask2)
|
|
{
|
|
byte *mask, *src, *dst, *dstorg;
|
|
byte maskbit, len, height, pcolor, width;
|
|
uint y;
|
|
int color;
|
|
int t;
|
|
|
|
byte shadow1;
|
|
byte shadow2;
|
|
byte shadow3;
|
|
byte shadow4;
|
|
byte shadow5;
|
|
|
|
shadow1 = a->shadow_mode & 0x80;
|
|
shadow2 = a->shadow_mode & 0x40;
|
|
shadow3 = a->shadow_mode & 0x20;
|
|
shadow4 = a->shadow_mode & 0x10;
|
|
shadow5 = a->shadow_mode & 0x0F;
|
|
|
|
mask = _mask_ptr = _mask_ptr_dest;
|
|
maskbit = revBitMask[_xpos & 7];
|
|
y = _ypos;
|
|
|
|
mask = _mask_ptr_dest;
|
|
dstorg = dst = _backbuff_ptr;
|
|
height = _height2;
|
|
width = _width2;
|
|
len = _replen;
|
|
color = _repcolor;
|
|
src = _srcptr;
|
|
|
|
if (_mirror == 0)
|
|
shadow5 = -shadow5;
|
|
|
|
maskbit = revBitMask[_xpos & 7];
|
|
|
|
dst = _backbuff_ptr;
|
|
|
|
if (mask2 != 0 && mask2 < 3)
|
|
_imgbufoffs = 0;
|
|
|
|
if (_docontinue)
|
|
goto StartPos;
|
|
|
|
do {
|
|
len = *src++;
|
|
color = len >> _shrval;
|
|
len &= _maskval;
|
|
if (!len)
|
|
len = *src++;
|
|
|
|
do { // ok
|
|
if (cost_scaleTable[_scaleIndexY++] < _scaleY) {
|
|
if (color && y < _outheight) {
|
|
if (!mask2 || (mask2 && !((*mask | mask[_imgbufoffs]) & maskbit))) {
|
|
if (shadow3 == 0) {
|
|
pcolor = _palette[color];
|
|
if (pcolor != 13)
|
|
goto proc_special_end;
|
|
|
|
}
|
|
if (shadow2 != 0) {
|
|
warning("proc_special: shadow2 unimplemented");
|
|
pcolor = 0;
|
|
} else // we don't need all the random stuff, just the background copy
|
|
{
|
|
pcolor = _vm->_proc_special_palette[*dst];
|
|
}
|
|
proc_special_end:;
|
|
*dst = pcolor;
|
|
}
|
|
}
|
|
dst += _vm->_realWidth;
|
|
mask += _numStrips;
|
|
y++;
|
|
}
|
|
if (!--height) {
|
|
if (!--width)
|
|
return;
|
|
height = _height;
|
|
y = _ypostop;
|
|
_scaleIndexY = _scaleIndexYTop;
|
|
t = _scaleIndexX;
|
|
_scaleIndexX = t + _scaleIndexXStep;
|
|
if (cost_scaleTable[t] < _scaleX) {
|
|
_xpos += _scaleIndexXStep;
|
|
if (_xpos >= _vm->_realWidth)
|
|
return;
|
|
maskbit = revBitMask[_xpos & 7];
|
|
_backbuff_ptr += _scaleIndexXStep;
|
|
}
|
|
dst = _backbuff_ptr;
|
|
mask = _mask_ptr + (_xpos >> 3);
|
|
}
|
|
StartPos:;
|
|
} while (--len);
|
|
} while (1);
|
|
|
|
}
|
|
|
|
void LoadedCostume::loadCostume(int id)
|
|
{
|
|
_ptr = _vm->getResourceAddress(rtCostume, id);
|
|
|
|
if (_vm->_features & GF_AFTER_V6) {
|
|
_ptr += 8;
|
|
} else if (!(_vm->_features & GF_SMALL_HEADER)) {
|
|
_ptr += 2;
|
|
}
|
|
|
|
switch (_ptr[7] & 0x7F) {
|
|
case 0x58:
|
|
_numColors = 16;
|
|
break;
|
|
case 0x59:
|
|
_numColors = 32;
|
|
break;
|
|
case 0x60: /* New since version 6 */
|
|
_numColors = 16;
|
|
break;
|
|
case 0x61: /* New since version 6 */
|
|
_numColors = 32;
|
|
break;
|
|
default:
|
|
error("Costume %d is invalid", id);
|
|
}
|
|
|
|
_dataptr = _ptr + READ_LE_UINT16(_ptr + _numColors + 8);
|
|
}
|
|
|
|
byte CostumeRenderer::drawOneSlot(Actor *a, int slot)
|
|
{
|
|
|
|
if (!(_vm->_features & GF_AFTER_V7)) {
|
|
int i;
|
|
int code;
|
|
CostumeData *cd = &a->cost;
|
|
|
|
if (cd->curpos[slot] == 0xFFFF || cd->stopped & (1 << slot))
|
|
return 0;
|
|
|
|
i = cd->curpos[slot] & 0x7FFF;
|
|
|
|
_frameptr = _loaded._ptr + READ_LE_UINT16(_loaded._ptr + _loaded._numColors + slot * 2 + 10);
|
|
|
|
code = _loaded._dataptr[i] & 0x7F;
|
|
|
|
_srcptr = _loaded._ptr + READ_LE_UINT16(_frameptr + code * 2);
|
|
|
|
if (code != 0x7B) {
|
|
if (!(_vm->_features & GF_OLD256) || code < 0x79)
|
|
return mainRoutine(a, slot, code);
|
|
}
|
|
}
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
byte CostumeRenderer::drawCostume(Actor *a)
|
|
{
|
|
int i;
|
|
byte r = 0;
|
|
|
|
_xmove = _ymove = 0;
|
|
for (i = 0; i != 16; i++)
|
|
r |= drawOneSlot(a, i);
|
|
return r;
|
|
}
|
|
|
|
int Scumm::cost_frameToAnim(Actor *a, int frame)
|
|
{
|
|
return newDirToOldDir(a->facing) + frame * 4;
|
|
}
|
|
|
|
void Scumm::cost_decodeData(Actor *a, int frame, uint usemask)
|
|
{
|
|
byte *p, *r;
|
|
uint mask, j;
|
|
int i;
|
|
byte extra, cmd;
|
|
byte *dataptr;
|
|
int anim;
|
|
LoadedCostume lc(this);
|
|
|
|
lc.loadCostume(a->costume);
|
|
|
|
anim = cost_frameToAnim(a, frame);
|
|
|
|
p = lc._ptr;
|
|
if (anim > p[6]) {
|
|
return;
|
|
}
|
|
|
|
r = p + READ_LE_UINT16(p + anim * 2 + lc._numColors + 42);
|
|
if (r == p) {
|
|
return;
|
|
}
|
|
|
|
if (_features & GF_OLD256)
|
|
dataptr = p + *(p + lc._numColors + 8);
|
|
else
|
|
dataptr = p + READ_LE_UINT16(p + lc._numColors + 8);
|
|
|
|
mask = READ_LE_UINT16(r);
|
|
r += 2;
|
|
i = 0;
|
|
do {
|
|
if (mask & 0x8000) {
|
|
if (_features & GF_OLD256) {
|
|
j = 0;
|
|
j = *(r);
|
|
r++;
|
|
if (j == 0xFF)
|
|
j = 0xFFFF;
|
|
} else {
|
|
j = READ_LE_UINT16(r);
|
|
r += 2;
|
|
}
|
|
if (usemask & 0x8000) {
|
|
if (j == 0xFFFF) {
|
|
a->cost.curpos[i] = 0xFFFF;
|
|
a->cost.start[i] = 0;
|
|
a->cost.frame[i] = frame;
|
|
} else {
|
|
extra = *r++;
|
|
cmd = dataptr[j];
|
|
if (cmd == 0x7A) {
|
|
a->cost.stopped &= ~(1 << i);
|
|
} else if (cmd == 0x79) {
|
|
a->cost.stopped |= (1 << i);
|
|
} else {
|
|
a->cost.curpos[i] = a->cost.start[i] = j;
|
|
a->cost.end[i] = j + (extra & 0x7F);
|
|
if (extra & 0x80)
|
|
a->cost.curpos[i] |= 0x8000;
|
|
a->cost.frame[i] = frame;
|
|
}
|
|
}
|
|
} else {
|
|
if (j != 0xFFFF)
|
|
r++;
|
|
}
|
|
}
|
|
i++;
|
|
usemask <<= 1;
|
|
mask <<= 1;
|
|
} while ((uint16)mask);
|
|
}
|
|
|
|
void CostumeRenderer::setPalette(byte *palette)
|
|
{
|
|
int i;
|
|
byte color;
|
|
|
|
for (i = 0; i < _loaded._numColors; i++) {
|
|
if ((_vm->_vars[_vm->VAR_CURRENT_LIGHTS] & LIGHTMODE_actor_color) || (_vm->_features & GF_AFTER_V6)) {
|
|
color = palette[i];
|
|
if (color == 255)
|
|
color = _loaded._ptr[8 + i];
|
|
} else {
|
|
color = (i == 12) ? 0 : 8;
|
|
}
|
|
_palette[i] = color;
|
|
}
|
|
}
|
|
|
|
void CostumeRenderer::setFacing(uint16 facing)
|
|
{
|
|
_mirror = newDirToOldDir(facing) != 0 || (_loaded._ptr[7] & 0x80);
|
|
}
|
|
|
|
void CostumeRenderer::setCostume(int costume)
|
|
{
|
|
_loaded.loadCostume(costume);
|
|
}
|
|
|
|
byte LoadedCostume::increaseAnims(Actor *a)
|
|
{
|
|
int i;
|
|
byte r = 0;
|
|
|
|
for (i = 0; i != 16; i++) {
|
|
if (a->cost.curpos[i] != 0xFFFF)
|
|
r += increaseAnim(a, i);
|
|
}
|
|
return r;
|
|
}
|
|
|
|
byte LoadedCostume::increaseAnim(Actor *a, int slot)
|
|
{
|
|
int highflag;
|
|
int i, end;
|
|
byte code, nc;
|
|
|
|
if (a->cost.curpos[slot] == 0xFFFF)
|
|
return 0;
|
|
|
|
highflag = a->cost.curpos[slot] & 0x8000;
|
|
i = a->cost.curpos[slot] & 0x7FFF;
|
|
end = a->cost.end[slot];
|
|
code = _dataptr[i] & 0x7F;
|
|
|
|
do {
|
|
if (!highflag) {
|
|
if (i++ >= end)
|
|
i = a->cost.start[slot];
|
|
} else {
|
|
if (i != end)
|
|
i++;
|
|
}
|
|
nc = _dataptr[i];
|
|
|
|
if (nc == 0x7C) {
|
|
a->cost.animCounter1++;
|
|
if (a->cost.start[slot] != end)
|
|
continue;
|
|
} else {
|
|
if (_vm->_features & GF_AFTER_V6) {
|
|
if (nc >= 0x71 && nc <= 0x78) {
|
|
_vm->_sound->addSoundToQueue2(a->sound[nc - 0x71]);
|
|
if (a->cost.start[slot] != end)
|
|
continue;
|
|
}
|
|
} else {
|
|
if (nc == 0x78) {
|
|
a->cost.animCounter2++;
|
|
if (a->cost.start[slot] != end)
|
|
continue;
|
|
}
|
|
}
|
|
}
|
|
|
|
a->cost.curpos[slot] = i | highflag;
|
|
return (_dataptr[i] & 0x7F) != code;
|
|
} while (1);
|
|
}
|
|
|
|
bool Scumm::isCostumeInUse(int cost)
|
|
{
|
|
int i;
|
|
Actor *a;
|
|
|
|
if (_roomResource != 0)
|
|
for (i = 1; i < NUM_ACTORS; i++) {
|
|
a = derefActor(i);
|
|
if (a->isInCurrentRoom() && a->costume == cost)
|
|
return true;
|
|
}
|
|
|
|
return false;
|
|
}
|