Revision 60b41486acd5db88c1890f891e1b814986ea195b authored by Filippos Karapetis on 30 July 2007, 16:16:22 UTC, committed by Filippos Karapetis on 30 July 2007, 16:16:22 UTC
1 parent 78e8dad
background.cpp
/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* $URL$
* $Id$
*
*/
#include "cruise/cruise_main.h"
namespace Cruise {
uint8 colorMode = 0;
uint8 *backgroundPtrtable[8] = { NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL }; // wasn't initialized in original, but it's probably better
backgroundTableStruct backgroundTable[8];
char hwPage[64000];
char *hwMemAddr[] = {
hwPage,
};
short int cvtPalette[0x20];
int loadMEN(uint8 **ptr) {
char *localPtr = (char *)*ptr;
if (!strcmp(localPtr, "MEN")) {
localPtr += 4;
video4 = *(localPtr++);
video3 = *(localPtr++);
video2 = *(localPtr++);
colorOfSelectedSaveDrive = *(localPtr++);
*ptr = (uint8 *) localPtr;
return 1;
} else {
return 0;
}
}
int CVTLoaded;
int loadCVT(uint8 **ptr) {
char *localPtr = (char *)*ptr;
if (!strcmp(localPtr, "CVT")) {
int i;
localPtr += 4;
for (i = 0; i < 0x20; i++) {
cvtPalette[i] = *(localPtr++);
}
*ptr = (uint8 *) localPtr;
CVTLoaded = 1;
return 1;
} else {
CVTLoaded = 0;
return 0;
}
}
extern int lastFileSize;
int loadBackground(char *name, int idx) {
uint8 *ptr;
uint8 *ptr2;
uint8 *ptrToFree;
printf("Loading BG: %s\n", name);
if (!backgroundPtrtable[idx]) {
//if(!gfxModuleData.useEGA && !gfxModuleData.useVGA)
{
backgroundPtrtable[idx] =
(uint8 *) mallocAndZero(320 * 200 /*64000 */ );
}
/* else
{
backgroundPtrtable[idx] = hwMemAddr[idx];
} */
}
if (!backgroundPtrtable[idx]) {
backgroundTable[idx].name[0] = 0;
return (-2);
}
ptrToFree = gfxModuleData.pPage10;
if (loadFileSub1(&ptrToFree, (uint8 *) name, NULL) < 0) {
if (ptrToFree != gfxModuleData.pPage10)
free(ptrToFree);
return (-18);
}
if (lastFileSize == 32078 || lastFileSize == 32080
|| lastFileSize == 32034) {
colorMode = 0;
} else {
colorMode = 1;
}
ptr = ptrToFree;
ptr2 = ptrToFree;
if (!strcmpuint8(name, "LOGO.PI1")) {
bgVar3 = bgVar2;
bgVar1 = 1;
bgVar2 = 1;
} else {
if (bgVar1) {
bgVar2 = bgVar3;
bgVar1 = 0;
}
}
if (!strcmpuint8(ptr, "PAL")) {
printf("Pal loading unsupported !\n");
exit(1);
} else {
if (!colorMode || ptr2[1] == 5) {
ptr2 += 2;
memcpy(palette, ptr2, 0x20);
ptr2 += 0x20;
flipGen(palette, 0x20);
ptr2 += 0x7D00;
loadMEN(&ptr2);
loadCVT(&ptr2);
gfxModuleData_gfxClearFrameBuffer(backgroundPtrtable
[idx]);
gfxModuleData_field_60((char *)ptrToFree + 34, 20, 200,
(char *)backgroundPtrtable[idx], 0, 0);
gfxModuleData_setPal((uint8 *) (palette + (idx << 6)));
} else if (ptr2[1] == 8) {
int i;
ptr2 += 2;
for (i = 0; i < 256 * 3; i++) {
palette[i] = ptr2[i];
}
//memcpy(palette,ptr2,256*3);
ptr2 += 256 * 3;
memcpy(backgroundPtrtable[idx], ptr2, 320 * 200);
gfxModuleData_setPal256(palette);
}
}
//if(ptrToFree != gfxModuleData.pPage10)
// free(ptrToFree);
if (gfxModuleData.useEGA || gfxModuleData.useTandy) {
ASSERT(0);
}
if (gfxModuleData.useEGA || gfxModuleData.useTandy) {
ASSERT(0);
}
strcpy(backgroundTable[idx].name, name);
return (0);
}
} // End of namespace Cruise
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