mirror of
https://github.com/libretro/scummvm.git
synced 2024-12-25 11:15:00 +00:00
79514d4747
svn-id: r17954
319 lines
8.4 KiB
C++
319 lines
8.4 KiB
C++
/* ScummVM - Scumm Interpreter
|
|
* Copyright (C) 2001 Ludvig Strigeus
|
|
* Copyright (C) 2001-2005 The ScummVM project
|
|
*
|
|
* This program is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU General Public License
|
|
* as published by the Free Software Foundation; either version 2
|
|
* of the License, or (at your option) any later version.
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program; if not, write to the Free Software
|
|
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
|
|
*
|
|
* $Header$
|
|
*
|
|
*/
|
|
|
|
#include "stdafx.h"
|
|
#include "common/system.h"
|
|
#include "common/util.h"
|
|
#include "scumm/scumm.h"
|
|
#include "scumm/intern.h"
|
|
#include "scumm/resource.h"
|
|
#include "scumm/util.h"
|
|
|
|
|
|
namespace Scumm {
|
|
|
|
void ScummEngine_v72he::remapHEPalette(const uint8 *src, uint8 *dst) {
|
|
int r, g, b, sum, bestitem, bestsum;
|
|
int ar, ag, ab;
|
|
uint8 *palPtr;
|
|
src += 30;
|
|
|
|
if (_heversion >= 99) {
|
|
palPtr = _hePalettes + 1024 + 30;
|
|
} else {
|
|
palPtr = _currentPalette + 30;
|
|
}
|
|
|
|
for (int j = 10; j < 246; j++) {
|
|
bestitem = 0xFFFF;
|
|
bestsum = 0xFFFF;
|
|
|
|
r = *src++;
|
|
g = *src++;
|
|
b = *src++;
|
|
|
|
uint8 *curPal = palPtr;
|
|
|
|
for (int k = 10; k < 246; k++) {
|
|
ar = r - *curPal++;
|
|
ag = g - *curPal++;
|
|
ab = b - *curPal++;
|
|
|
|
sum = (ar * ar) + (ag * ag) + (ab * ab);
|
|
|
|
if (bestitem == 0xFFFF || sum <= bestsum) {
|
|
bestitem = k;
|
|
bestsum = sum;
|
|
}
|
|
}
|
|
|
|
dst[j] = bestitem;
|
|
}
|
|
}
|
|
|
|
uint8 *ScummEngine_v90he::getHEPaletteIndex(int palSlot) {
|
|
if (palSlot) {
|
|
assert(palSlot >= 1 && palSlot <= _numPalettes);
|
|
return _hePalettes + palSlot * 1024;
|
|
} else {
|
|
return _hePalettes + 1024;
|
|
}
|
|
}
|
|
|
|
int ScummEngine_v90he::getHEPaletteSimilarColor(int palSlot, int red, int green, int start, int end) {
|
|
checkRange(_numPalettes, 1, palSlot, "Invalid palette %d");
|
|
checkRange(255, 0, start, "Invalid palette slot %d");
|
|
checkRange(255, 0, end, "Invalid palette slot %d");
|
|
|
|
uint8 *pal = _hePalettes + palSlot * 1024 + start * 3;
|
|
|
|
int bestsum = 0xFFFFFFFF;
|
|
int bestitem = start;
|
|
|
|
for (int i = start; i <= end; i++) {
|
|
int dr = red - pal[0];
|
|
int dg = green - pal[1];
|
|
int sum = dr * dr + dg * dg * 2;
|
|
if (sum == 0) {
|
|
return i;
|
|
}
|
|
if (sum < bestsum) {
|
|
bestsum = sum;
|
|
bestitem = i;
|
|
}
|
|
pal += 3;
|
|
}
|
|
return bestitem;
|
|
}
|
|
|
|
int ScummEngine_v90he::getHEPaletteColorComponent(int palSlot, int color, int component) {
|
|
checkRange(_numPalettes, 1, palSlot, "Invalid palette %d");
|
|
checkRange(255, 0, color, "Invalid palette slot %d");
|
|
|
|
return _hePalettes[palSlot * 1024 + color * 3 + component % 3];
|
|
}
|
|
|
|
int ScummEngine_v90he::getHEPaletteColor(int palSlot, int color) {
|
|
checkRange(_numPalettes, 1, palSlot, "Invalid palette %d");
|
|
checkRange(255, 0, color, "Invalid palette slot %d");
|
|
|
|
return _hePalettes[palSlot * 1024 + 768 + color];
|
|
}
|
|
|
|
void ScummEngine_v90he::setHEPaletteColor(int palSlot, uint8 color, uint8 r, uint8 g, uint8 b) {
|
|
debug(7, "setHEPaletteColor(%d, %d, %d, %d, %d)", palSlot, color, r, g, b);
|
|
checkRange(_numPalettes, 1, palSlot, "Invalid palette %d");
|
|
uint8 *p = _hePalettes + palSlot * 1024 + color * 3;
|
|
*(p + 0) = r;
|
|
*(p + 1) = g;
|
|
*(p + 2) = b;
|
|
_hePalettes[palSlot * 1024 + 768 + color] = color;
|
|
}
|
|
|
|
void ScummEngine_v90he::setHEPaletteFromPtr(int palSlot, const uint8 *palData) {
|
|
checkRange(_numPalettes, 1, palSlot, "Invalid palette %d");
|
|
uint8 *pc = _hePalettes + palSlot * 1024;
|
|
uint8 *pi = pc + 768;
|
|
for (int i = 0; i < 256; ++i) {
|
|
*pc++ = *palData++;
|
|
*pc++ = *palData++;
|
|
*pc++ = *palData++;
|
|
*pi++ = i;
|
|
}
|
|
}
|
|
|
|
void ScummEngine_v90he::setHEPaletteFromCostume(int palSlot, int resId) {
|
|
debug(7, "setHEPaletteFromCostume(%d, %d)", palSlot, resId);
|
|
checkRange(_numPalettes, 1, palSlot, "Invalid palette %d");
|
|
const uint8 *data = getResourceAddress(rtCostume, resId);
|
|
assert(data);
|
|
const uint8 *rgbs = findResourceData(MKID('RGBS'), data);
|
|
assert(rgbs);
|
|
setHEPaletteFromPtr(palSlot, rgbs);
|
|
}
|
|
|
|
void ScummEngine_v90he::setHEPaletteFromImage(int palSlot, int resId, int state) {
|
|
debug(7, "setHEPaletteFromImage(%d, %d, %d)", palSlot, resId, state);
|
|
checkRange(_numPalettes, 1, palSlot, "Invalid palette %d");
|
|
uint8 *data = getResourceAddress(rtImage, resId);
|
|
assert(data);
|
|
const uint8 *rgbs = findWrappedBlock(MKID('RGBS'), data, state, 0);
|
|
assert(rgbs);
|
|
setHEPaletteFromPtr(palSlot, rgbs);
|
|
}
|
|
|
|
void ScummEngine_v90he::setHEPaletteFromRoom(int palSlot, int resId, int state) {
|
|
debug(7, "setHEPaletteFromRoom(%d, %d, %d)", palSlot, resId, state);
|
|
checkRange(_numPalettes, 1, palSlot, "Invalid palette %d");
|
|
const uint8 *data = getResourceAddress(rtRoom, resId);
|
|
assert(data);
|
|
const uint8 *pals = findResourceData(MKID('PALS'), data);
|
|
assert(pals);
|
|
const uint8 *rgbs = findPalInPals(pals, state);
|
|
assert(rgbs);
|
|
setHEPaletteFromPtr(palSlot, rgbs);
|
|
}
|
|
|
|
void ScummEngine_v90he::restoreHEPalette(int palSlot) {
|
|
debug(7, "restoreHEPalette(%d)", palSlot);
|
|
checkRange(_numPalettes, 1, palSlot, "Invalid palette %d");
|
|
if (palSlot != 1) {
|
|
memcpy(_hePalettes + palSlot * 1024, _hePalettes + 1024, 1024);
|
|
}
|
|
}
|
|
|
|
void ScummEngine_v90he::copyHEPalette(int dstPalSlot, int srcPalSlot) {
|
|
debug(7, "copyHEPalette(%d, %d)", dstPalSlot, srcPalSlot);
|
|
assert(dstPalSlot >= 1 && dstPalSlot <= _numPalettes);
|
|
assert(srcPalSlot >= 1 && srcPalSlot <= _numPalettes);
|
|
if (dstPalSlot != srcPalSlot) {
|
|
memcpy(_hePalettes + dstPalSlot * 1024, _hePalettes + srcPalSlot * 1024, 1024);
|
|
}
|
|
}
|
|
|
|
void ScummEngine_v90he::copyHEPaletteColor(int palSlot, uint8 dstColor, uint8 srcColor) {
|
|
debug(7, "copyHEPaletteColor(%d, %d, %d)", palSlot, dstColor, srcColor);
|
|
checkRange(_numPalettes, 1, palSlot, "Invalid palette %d");
|
|
uint8 *dstPal = _hePalettes + palSlot * 1024 + dstColor * 3;
|
|
uint8 *srcPal = _hePalettes + 1024 + srcColor * 3;
|
|
memcpy(dstPal, srcPal, 3);
|
|
_hePalettes[palSlot * 1024 + 768 + dstColor] = srcColor;
|
|
}
|
|
|
|
void ScummEngine_v99he::setPaletteFromPtr(const byte *ptr, int numcolor) {
|
|
int i;
|
|
byte *dest, r, g, b;
|
|
|
|
if (numcolor < 0) {
|
|
numcolor = getResourceDataSize(ptr) / 3;
|
|
}
|
|
|
|
checkRange(256, 0, numcolor, "Too many colors (%d) in Palette");
|
|
|
|
dest = _hePalettes + 1024;
|
|
|
|
for (i = 0; i < numcolor; i++) {
|
|
r = *ptr++;
|
|
g = *ptr++;
|
|
b = *ptr++;
|
|
|
|
if (i == 15 || r < 252 || g < 252 || b < 252) {
|
|
*dest++ = r;
|
|
*dest++ = g;
|
|
*dest++ = b;
|
|
_hePalettes[1792 + i] = i;
|
|
} else {
|
|
dest += 3;
|
|
}
|
|
}
|
|
|
|
memcpy(_hePalettes, _hePalettes + 1024, 768);
|
|
|
|
for (i = 0; i < 10; ++i)
|
|
_hePalettes[1792 + i] = i;
|
|
for (i = 246; i < 256; ++i)
|
|
_hePalettes[1792 + i] = i;
|
|
|
|
setDirtyColors(0, numcolor - 1);
|
|
}
|
|
|
|
void ScummEngine_v99he::darkenPalette(int redScale, int greenScale, int blueScale, int startColor, int endColor) {
|
|
uint8 *src, *dst;
|
|
int color, j;
|
|
|
|
src = _hePalettes + startColor * 3;
|
|
dst = _hePalettes + 1024 + startColor * 3;
|
|
for (j = startColor; j <= endColor; j++) {
|
|
color = *src++;
|
|
color = color * redScale / 0xFF;
|
|
if (color > 255)
|
|
color = 255;
|
|
*dst++ = color;
|
|
|
|
color = *src++;
|
|
color = color * greenScale / 0xFF;
|
|
if (color > 255)
|
|
color = 255;
|
|
*dst++ = color;
|
|
|
|
color = *src++;
|
|
color = color * blueScale / 0xFF;
|
|
if (color > 255)
|
|
color = 255;
|
|
*dst++ = color;
|
|
|
|
_hePalettes[1792 + j] = j;
|
|
setDirtyColors(j, endColor);
|
|
}
|
|
}
|
|
|
|
void ScummEngine_v99he::copyPalColor(int dst, int src) {
|
|
byte *dp, *sp;
|
|
|
|
if ((uint) dst >= 256 || (uint) src >= 256)
|
|
error("copyPalColor: invalid values, %d, %d", dst, src);
|
|
|
|
dp = &_hePalettes[1024 + dst * 3];
|
|
sp = &_hePalettes[1024 + src * 3];
|
|
|
|
dp[0] = sp[0];
|
|
dp[1] = sp[1];
|
|
dp[2] = sp[2];
|
|
_hePalettes[1792 + dst] = dst;
|
|
|
|
setDirtyColors(dst, dst);
|
|
}
|
|
|
|
void ScummEngine_v99he::setPalColor(int idx, int r, int g, int b) {
|
|
_hePalettes[1024 + idx * 3 + 0] = r;
|
|
_hePalettes[1024 + idx * 3 + 1] = g;
|
|
_hePalettes[1024 + idx * 3 + 2] = b;
|
|
_hePalettes[1792 + idx] = idx;
|
|
setDirtyColors(idx, idx);
|
|
}
|
|
|
|
void ScummEngine_v99he::updatePalette() {
|
|
if (_palDirtyMax == -1)
|
|
return;
|
|
|
|
int num = _palDirtyMax - _palDirtyMin + 1;
|
|
int i;
|
|
|
|
byte palette_colors[1024];
|
|
byte *p = palette_colors;
|
|
|
|
for (i = _palDirtyMin; i <= _palDirtyMax; i++) {
|
|
byte *data = _hePalettes + 1024 + i * 3;
|
|
|
|
*p++ = data[0];
|
|
*p++ = data[1];
|
|
*p++ = data[2];
|
|
*p++ = 0;
|
|
}
|
|
|
|
_system->setPalette(palette_colors, _palDirtyMin, num);
|
|
|
|
_palDirtyMax = -1;
|
|
_palDirtyMin = 256;
|
|
}
|
|
|
|
} // End of namespace Scumm
|