aboutsummaryrefslogtreecommitdiff
diff options
context:
space:
mode:
Diffstat
-rw-r--r--sky/disk.cpp81
-rw-r--r--sky/disk.h19
-rw-r--r--sky/intro.cpp3
-rw-r--r--sky/logic.cpp47
4 files changed, 34 insertions, 116 deletions
diff --git a/sky/disk.cpp b/sky/disk.cpp
index ba5930a959..a14b94b341 100644
--- a/sky/disk.cpp
+++ b/sky/disk.cpp
@@ -34,13 +34,9 @@ static const char *dataFilename = "sky.dsk";
static const char *dinnerFilename = "sky.dnr";
Disk::Disk(const Common::String &gameDataPath) {
- _prefRoot = NULL;
-
_dataDiskHandle = new Common::File();
_dnrHandle = new Common::File();
- uint32 entriesRead;
-
_dnrHandle->open(dinnerFilename);
if (!_dnrHandle->isOpen())
error("Could not open %s%s", gameDataPath.c_str(), dinnerFilename);
@@ -49,10 +45,10 @@ Disk::Disk(const Common::String &gameDataPath) {
error("Error reading from sky.dnr"); //even though it was opened correctly?!
_dinnerTableArea = (uint8 *)malloc(_dinnerTableEntries * 8);
- entriesRead = _dnrHandle->read(_dinnerTableArea, 8 * _dinnerTableEntries) / 8;
+ uint32 entriesRead = _dnrHandle->read(_dinnerTableArea, 8 * _dinnerTableEntries) / 8;
if (entriesRead != _dinnerTableEntries)
- warning("entriesRead != dinnerTableEntries. [%d/%d]", entriesRead, _dinnerTableEntries);
+ error("entriesRead != dinnerTableEntries. [%d/%d]", entriesRead, _dinnerTableEntries);
_dataDiskHandle->open(dataFilename);
if (!_dataDiskHandle->isOpen())
@@ -65,14 +61,6 @@ Disk::Disk(const Common::String &gameDataPath) {
}
Disk::~Disk(void) {
-
- PrefFile *fEntry = _prefRoot;
- while (fEntry) {
- free(fEntry->data);
- PrefFile *fTemp = fEntry;
- fEntry = fEntry->next;
- delete fTemp;
- }
if (_dnrHandle->isOpen())
_dnrHandle->close();
if (_dataDiskHandle->isOpen())
@@ -83,20 +71,7 @@ Disk::~Disk(void) {
delete _dataDiskHandle;
}
-void Disk::flushPrefetched(void) {
-
- PrefFile *fEntry = _prefRoot;
- while (fEntry) {
- free(fEntry->data);
- PrefFile *fTemp = fEntry;
- fEntry = fEntry->next;
- delete fTemp;
- }
- _prefRoot = NULL;
-}
-
bool Disk::fileExists(uint16 fileNr) {
-
return (getFileInfo(fileNr) != NULL);
}
@@ -105,10 +80,6 @@ uint8 *Disk::loadFile(uint16 fileNr) {
uint8 cflag;
- uint8 *prefData = givePrefetched(fileNr, &_lastLoadedFileSize);
- if (prefData)
- return prefData;
-
debug(2, "load file %d,%d (%d)", (fileNr >> 11), (fileNr & 2047), fileNr);
uint8 *fileInfoPtr = getFileInfo(fileNr);
@@ -202,47 +173,13 @@ uint8 *Disk::loadFile(uint16 fileNr) {
}
}
-void Disk::prefetchFile(uint16 fileNr) {
-
- PrefFile **fEntry = &_prefRoot;
- bool found = false;
- while (*fEntry) {
- if ((*fEntry)->fileNr == fileNr)
- found = true;
- fEntry = &((*fEntry)->next);
- }
- if (found) {
- debug(1, "Disk::prefetchFile: File %d was already prefetched", fileNr);
- return;
- }
- uint8 *temp = loadFile(fileNr);
- *fEntry = new PrefFile;
- (*fEntry)->data = temp;
- (*fEntry)->fileSize = _lastLoadedFileSize;
- (*fEntry)->fileNr = fileNr;
- (*fEntry)->next = NULL;
-}
-
-uint8 *Disk::givePrefetched(uint16 fileNr, uint32 *fSize) {
-
- PrefFile **fEntry = &_prefRoot;
- bool found = false;
- while ((*fEntry) && (!found)) {
- if ((*fEntry)->fileNr == fileNr)
- found = true;
- else
- fEntry = &((*fEntry)->next);
- }
- if (!found) {
- *fSize = 0;
- return NULL;
- }
- uint8 *retPtr = (*fEntry)->data;
- PrefFile *retStr = *fEntry;
- *fEntry = (*fEntry)->next;
- *fSize = retStr->fileSize;
- delete retStr;
- return retPtr;
+uint16 *Disk::loadScriptFile(uint16 fileNr) {
+ uint16 *buf = (uint16*)loadFile(fileNr);
+#ifdef SCUMM_BIG_ENDIAN
+ for (int i = 0; i < _lastLoadedFileSize / 2; i++)
+ buf[i] = FROM_LE_16(buf[i]);
+#endif
+ return buf;
}
uint8 *Disk::getFileInfo(uint16 fileNr) {
diff --git a/sky/disk.h b/sky/disk.h
index b8b0d74d1b..b132080bca 100644
--- a/sky/disk.h
+++ b/sky/disk.h
@@ -27,32 +27,23 @@
#include "common/str.h"
#include "sky/rnc_deco.h"
+#define MAX_FILES_IN_LIST 60
+
namespace Common {
class File;
}
namespace Sky {
-#define MAX_FILES_IN_LIST 60
-
-struct PrefFile {
- uint8 *data;
- uint16 fileNr;
- uint32 fileSize;
- PrefFile *next;
-};
-
class Disk {
public:
Disk(const Common::String &gameDataPath);
~Disk(void);
uint8 *loadFile(uint16 fileNr);
+ uint16 *loadScriptFile(uint16 fileNr);
bool fileExists(uint16 fileNr);
- void prefetchFile(uint16 fileNr);
- void flushPrefetched(void);
-
uint32 determineGameVersion();
uint32 _lastLoadedFileSize;
@@ -66,10 +57,6 @@ public:
void refreshFilesList(uint32 *list);
protected:
-
- PrefFile *_prefRoot;
- uint8 *givePrefetched(uint16 fileNr, uint32 *fSize);
-
uint8 *getFileInfo(uint16 fileNr);
void dumpFile(uint16 fileNr);
diff --git a/sky/intro.cpp b/sky/intro.cpp
index f271545933..02b3050fc0 100644
--- a/sky/intro.cpp
+++ b/sky/intro.cpp
@@ -639,7 +639,6 @@ Intro::Intro(Disk *disk, Screen *screen, MusicBase *music, Sound *sound, Text *t
Intro::~Intro(void) {
_mixer->stopAll();
- _skyDisk->flushPrefetched();
_skyScreen->stopSequence();
if (_textBuf)
free(_textBuf);
@@ -654,8 +653,6 @@ bool Intro::doIntro(bool floppyIntro) {
if (!SkyEngine::isCDVersion())
floppyIntro = true;
- _skyDisk->prefetchFile(60112);
- _skyDisk->prefetchFile(60113);
_skyMusic->loadSection(0);
_skySound->loadSection(0);
diff --git a/sky/logic.cpp b/sky/logic.cpp
index f8ae36e1d1..f88e5d233d 100644
--- a/sky/logic.cpp
+++ b/sky/logic.cpp
@@ -1217,13 +1217,13 @@ script:
/// process a script
/// low level interface to interpreter
- uint16 moduleNo = (uint16)((scriptNo & 0xff00) >> 12);
+ uint16 moduleNo = scriptNo >> 12;
debug(3, "Doing Script %x", (offset << 16) | scriptNo);
uint16 *scriptData = _moduleList[moduleNo]; // get module address
- if (!scriptData) { // The module has not been loaded
- scriptData = (uint16 *)_skyDisk->loadFile(moduleNo + F_MODULE_0);
- _moduleList[moduleNo] = scriptData; // module has been loaded
+ if (!scriptData) { // We need to load the script module
+ _moduleList[moduleNo] = _skyDisk->loadScriptFile(moduleNo + F_MODULE_0);
+ scriptData = _moduleList[moduleNo]; // module has been loaded
}
uint16 *moduleStart = scriptData;
@@ -1232,18 +1232,18 @@ script:
if (offset)
scriptData = moduleStart + offset;
else
- scriptData += READ_LE_UINT16(scriptData + (scriptNo & 0x0fff));
+ scriptData += scriptData[scriptNo & 0x0fff];
uint32 a = 0, b = 0, c = 0;
uint16 command, s;
for (;;) {
- command = READ_LE_UINT16(scriptData++); // get a command
+ command = *scriptData++; // get a command
Debug::script(command, scriptData);
switch (command) {
case 0: // push_variable
- push( _scriptVariables[READ_LE_UINT16(scriptData++) / 4] );
+ push( _scriptVariables[*scriptData++ / 4] );
break;
case 1: // less_than
a = pop();
@@ -1254,7 +1254,7 @@ script:
push(0);
break;
case 2: // push_number
- push(READ_LE_UINT16(scriptData++));
+ push(*scriptData++);
break;
case 3: // not_equal
a = pop();
@@ -1273,14 +1273,14 @@ script:
push(0);
break;
case 5: // skip_zero
- s = READ_LE_UINT16(scriptData++);
+ s = *scriptData++;
a = pop();
if (!a)
scriptData += s / 2;
break;
case 6: // pop_var
- b = _scriptVariables[READ_LE_UINT16(scriptData++) / 4] = pop();
+ b = _scriptVariables[*scriptData++ / 4] = pop();
break;
case 7: // minus
a = pop();
@@ -1293,7 +1293,7 @@ script:
push(b+a);
break;
case 9: // skip_always
- s = READ_LE_UINT16(scriptData++);
+ s = *scriptData++;
scriptData += s / 2;
break;
case 10: // if_or
@@ -1306,7 +1306,7 @@ script:
break;
case 11: // call_mcode
{
- a = READ_LE_UINT16(scriptData++);
+ a = *scriptData++;
assert(a <= 3);
// No, I did not forget the "break"s
switch (a) {
@@ -1318,7 +1318,7 @@ script:
a = pop();
}
- uint16 mcode = READ_LE_UINT16(scriptData++)/4; // get mcode number
+ uint16 mcode = *scriptData++ / 4; // get mcode number
Debug::mcode(mcode, a, b, c);
Compact *saveCpt = _compact;
@@ -1338,13 +1338,13 @@ script:
push(0);
break;
case 14: // switch
- c = s = READ_LE_UINT16(scriptData++); // get number of cases
+ c = s = *scriptData++; // get number of cases
a = pop(); // and value to switch on
do {
- if (a == READ_LE_UINT16(scriptData)) {
- scriptData += READ_LE_UINT16(scriptData + 1) / 2;
+ if (a == *scriptData) {
+ scriptData += scriptData[1] / 2;
scriptData++;
break;
}
@@ -1352,14 +1352,14 @@ script:
} while (--s);
if (s == 0)
- scriptData += READ_LE_UINT16(scriptData)/2; // use the default
+ scriptData += *scriptData / 2; // use the default
break;
case 15: // push_offset
- push( *(uint16 *)_skyCompact->getCompactElem(_compact, READ_LE_UINT16(scriptData++)) );
+ push( *(uint16 *)_skyCompact->getCompactElem(_compact, *scriptData++) );
break;
case 16: // pop_offset
// pop a value into a compact
- *(uint16 *)_skyCompact->getCompactElem(_compact, READ_LE_UINT16(scriptData++)) = (uint16)pop();
+ *(uint16 *)_skyCompact->getCompactElem(_compact, *scriptData++) = (uint16)pop();
break;
case 17: // is_equal
a = pop();
@@ -1370,7 +1370,7 @@ script:
push(0);
break;
case 18: { // skip_nz
- int16 t = READ_LE_UINT16(scriptData++);
+ int16 t = *scriptData++;
a = pop();
if (a)
scriptData += t / 2;
@@ -1668,7 +1668,6 @@ bool Logic::fnClearStop(uint32 a, uint32 b, uint32 c) {
}
bool Logic::fnPointerText(uint32 a, uint32 b, uint32 c) {
-
_skyText->fnPointerText(a, _skyMouse->giveMouseX(), _skyMouse->giveMouseY());
return true;
}
@@ -2028,11 +2027,11 @@ bool Logic::fnResetId(uint32 id, uint32 resetBlock, uint32 c) {
uint16 *rst = (uint16 *)_skyCompact->fetchCpt(resetBlock);
if (!cpt) {
- warning("fnResetId(): Compact %d (id) == NULL",id);
+ warning("fnResetId(): Compact %d (id) == NULL", id);
return true;
}
if (!rst) {
- warning("fnResetId(): Compact %d (resetBlock) == NULL",resetBlock);
+ warning("fnResetId(): Compact %d (resetBlock) == NULL", resetBlock);
return true;
}
@@ -2318,13 +2317,11 @@ bool Logic::fnEnterSection(uint32 sectionNo, uint32 b, uint32 c) {
}
bool Logic::fnRestoreGame(uint32 a, uint32 b, uint32 c) {
-
_skyControl->doLoadSavePanel();
return false;
}
bool Logic::fnRestartGame(uint32 a, uint32 b, uint32 c) {
-
_skyControl->restartGame();
return false;
}
generated by cgit v1.2.3 (git 2.25.1) at 2025-10-31 18:27:36 +0000