MR_UInt8 *LoadBitmap(const char *lFileName, int &pXRes, int &pYRes, bool pReverse)
{
MR_UInt8 *lReturnValue = NULL;
FILE *lFile = fopen(lFileName, "rb");
if(lFile == NULL) {
std::cerr << _("ERROR") << ": " << _("Unable to open input file") <<
std::endl;
}
else {
const char *lExtension = strrchr(lFileName, '.');
try {
if(!_stricmp(lExtension, ".PCX")) {
lReturnValue = PCXRead(lFile, pXRes, pYRes);
}
else if(!_stricmp(lExtension, ".BMP")) {
lReturnValue = BMPRead(lFile, pXRes, pYRes);
}
else if(!_stricmp(lExtension, ".IMG")) {
lReturnValue = IMGRead(lFile, pXRes, pYRes);
}
else {
std::cerr << _("ERROR") << ": " << _("Invalid file type") <<
std::endl;
}
}
catch (...) {
fclose(lFile);
throw;
}
fclose(lFile);
}
if((lReturnValue != NULL) && pReverse) {
// Make the invertion of the image pixels
MR_UInt8 *lOldBuffer = lReturnValue;
lReturnValue = new MR_UInt8[pXRes * pYRes];
int lDestIndex = 0;
for(int lX = 0; lX < pXRes; lX++) {
MR_UInt8 *lSource = lOldBuffer + lX;
for(int lY = 0; lY < pYRes; lY++) {
lReturnValue[lDestIndex] = *lSource;
lSource += pXRes;
lDestIndex++;
}
}
delete lOldBuffer;
}
return lReturnValue;
}
MR_UInt8 *TrackCompiler::LoadBitmap(FILE * pFile)
{
MR_UInt8 *lReturnValue = NULL;
int pXRes;
int pYRes;
lReturnValue = PCXRead(pFile, pXRes, pYRes);
if(lReturnValue) {
if((pXRes != MR_BACK_X_RES) || (pYRes != MR_BACK_Y_RES)) {
throw TrackCompileExn(_("Incorrect background resolution"));
}
}
if(lReturnValue != NULL) {
// Make the invertion of the image pixels and add the pixel offset
MR_UInt8 *lOldBuffer = lReturnValue;
lReturnValue = new MR_UInt8[pXRes * pYRes];
int lDestIndex = 0;
for(int lX = 0; lX < pXRes; lX++) {
MR_UInt8 *lSource = lOldBuffer + lX;
for(int lY = pYRes - 1; lY >= 0; lY--) {
if(*lSource >= 128) {
// To correct a bug of Paint Shop Pro
*lSource = 0;
}
lReturnValue[lDestIndex + lY] = (*lSource) + MR_RESERVED_COLORS_BEGINNING + MR_BASIC_COLORS;
lSource += pXRes;
}
lDestIndex += pYRes;
}
delete lOldBuffer;
}
return lReturnValue;
}
