thirdparty/scummvm
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Bugfix for loadSetEntry to ensure graphics get allocated enough space. It's not exactly the way the original did it, but should suffice to ensure grahpics have sufficient space

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svn-id: r40587
This commit is contained in:
Paul Gilbert 2009-05-15 04:07:10 +00:00
parent cf62299c4a
commit 03f5ad5cbb
1 changed files with 10 additions and 12 deletions
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22
engines/cruise/dataLoader.cpp
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@ -135,23 +135,23 @@ void decodeGfxUnified(dataFileEntry *pCurrentFileEntry, int16 format) {
pCurrentFileEntry->subData.ptr = buffer;
}
int updateResFileEntry(int height, int width, int entryNumber, int resType) {
int updateResFileEntry(int height, int width, int size, int entryNumber, int resType) {
int div = 0;
resetFileEntry(entryNumber);
filesDatabase[entryNumber].subData.compression = 0;
int maskSize = height * width; // for sprites: width * height
int maskSize = size;
if (resType == 4) {
div = maskSize / 4;
} else if (resType == 5) {
width = (width * 8) / 5;
maskSize = height * width;
maskSize = MAX(size, height * width);
}
filesDatabase[entryNumber].subData.ptr = (uint8 *) mallocAndZero(maskSize + div);
filesDatabase[entryNumber].subData.ptr = (uint8 *)mallocAndZero(maskSize + div);
if (!filesDatabase[entryNumber].subData.ptr)
return (-2);
@ -166,11 +166,10 @@ int updateResFileEntry(int height, int width, int entryNumber, int resType) {
return entryNumber;
}
int createResFileEntry(int width, int height, int resType) {
int createResFileEntry(int width, int height, int size, int resType) {
int i;
int entryNumber;
int div = 0;
int size;
printf("Executing untested createResFileEntry!\n");
exit(1);
@ -188,8 +187,6 @@ int createResFileEntry(int width, int height, int resType) {
filesDatabase[entryNumber].subData.compression = 0;
size = width * height; // for sprites: width * height
if (resType == 4) {
div = size / 4;
} else if (resType == 5) {
@ -360,9 +357,9 @@ int loadFNTSub(uint8 *ptr, int destIdx) {
flipLong(&loadFileVar1);
if (destIdx == -1) {
fileIndex = createResFileEntry(loadFileVar1, 1, 1);
fileIndex = createResFileEntry(loadFileVar1, 1, loadFileVar1, 1);
} else {
fileIndex = updateResFileEntry(loadFileVar1, 1, destIdx, 1);
fileIndex = updateResFileEntry(loadFileVar1, 1, loadFileVar1, destIdx, 1);
}
destPtr = filesDatabase[fileIndex].subData.ptr;
@ -439,9 +436,9 @@ int loadSetEntry(const char *name, uint8 *ptr, int currentEntryIdx, int currentD
localBuffer.width -= 10;
if (currentDestEntry == -1) {
fileIndex = createResFileEntry(localBuffer.width, localBuffer.height, localBuffer.type);
fileIndex = createResFileEntry(localBuffer.width, localBuffer.height, resourceSize, localBuffer.type);
} else {
fileIndex = updateResFileEntry(localBuffer.height, localBuffer.width, currentDestEntry, localBuffer.type);
fileIndex = updateResFileEntry(localBuffer.height, localBuffer.width, resourceSize, currentDestEntry, localBuffer.type);
}
if (fileIndex < 0) {
@ -458,6 +455,7 @@ int loadSetEntry(const char *name, uint8 *ptr, int currentEntryIdx, int currentD
ptr5 = ptr3 + localBuffer.offset + numIdx * 16;
memcpy(filesDatabase[fileIndex].subData.ptr, ptr5, resourceSize);
ptr5 += resourceSize;
switch (localBuffer.type) {